@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&family=Space+Grotesk:wght@500;600;700&display=swap');

:root {
  --bg: #ffffff;
  --ink: #0f172a;
  --ink-soft: #334155;
  --muted: #64748b;
  --faint: #94a3b8;
  --line: #e2e8f0;
  --line-soft: #f1f5f9;
  --surface: #f8fafc;
  --blue: #2563eb;
  --blue-soft: #eff6ff;
  --violet: #7c3aed;
  --violet-soft: #f5f3ff;
  --header-height: 84px;
  --shell: min(1600px, calc(100% - 48px));
  --sans: 'Inter', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --display: 'Space Grotesk', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --mono: 'JetBrains Mono', 'SFMono-Regular', Consolas, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 0;
  color: var(--ink);
  background: var(--bg);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
button { border: 0; cursor: pointer; }
button:focus-visible, a:focus-visible, input:focus-visible { outline: 2px solid #94a3b8; outline-offset: 3px; }
img { max-width: 100%; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.icon { display: inline-block; flex: 0 0 auto; width: 1.25rem; height: 1.25rem; stroke: currentColor; fill: none; }
.icon-xs { width: .8rem; height: .8rem; }
.icon-sm { width: 1rem; height: 1rem; }
.icon-lg { width: 2rem; height: 2rem; }

.site-shell { min-height: 100vh; display: flex; flex-direction: column; overflow: clip; }
.site-main { flex: 1 0 auto; }
.page-shell { width: var(--shell); max-width: 1600px; margin-inline: auto; }
.font-display { font-family: var(--display); }
.font-mono { font-family: var(--mono); }

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  height: var(--header-height);
  background: rgba(255,255,255,.9);
  border-bottom: 1px solid rgba(226,232,240,.8);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  transition: background-color .25s ease, box-shadow .25s ease;
}
.site-header.is-scrolled { background: rgba(255,255,255,.96); box-shadow: 0 8px 30px rgba(15,23,42,.04); }
.nav-inner { width: var(--shell); max-width: 1600px; height: 100%; margin-inline: auto; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 11px; min-width: max-content; }
.brand:hover, .footer-brand:hover { opacity: .78; }
.brand-logo { width: 37px; height: 37px; object-fit: contain; display: block; }
.brand-copy { display: flex; flex-direction: column; justify-content: center; }
.brand-name { color: var(--ink); font-size: 1.2rem; line-height: 1; font-weight: 700; letter-spacing: .06em; margin-bottom: 6px; }
.brand-subtitle { color: var(--faint); font-family: var(--display); font-size: .55rem; line-height: 1; font-weight: 600; letter-spacing: .25em; text-transform: uppercase; }
.desktop-nav { display: flex; align-items: center; gap: 28px; margin-left: auto; margin-right: 10px; color: var(--muted); font-size: .875rem; font-weight: 500; letter-spacing: .02em; }
.nav-link { transition: color .2s ease; white-space: nowrap; }
.nav-link:hover, .nav-link.is-active { color: var(--ink); }
.nav-link.nav-pill { display: inline-flex; align-items: center; gap: 8px; padding: 7px 14px; border: 1px solid rgba(147,197,253,.65); border-radius: 999px; color: #1d4ed8; background: linear-gradient(180deg, rgba(239,246,255,.75), rgba(255,255,255,.2)); font-weight: 700; box-shadow: 0 2px 7px rgba(37,99,235,.06); }
.nav-link.nav-pill:hover, .nav-link.nav-pill.is-active { color: #1d4ed8; border-color: #93c5fd; }
.nav-link.nav-pill.violet { border-color: rgba(196,181,253,.7); color: #6d28d9; background: linear-gradient(180deg, rgba(245,243,255,.8), rgba(255,255,255,.2)); }
.nav-link.nav-pill.violet:hover, .nav-link.nav-pill.violet.is-active { color: #6d28d9; border-color: #c4b5fd; }
.header-actions { display: flex; align-items: center; gap: 17px; }
.icon-button { display: inline-flex; align-items: center; justify-content: center; padding: 5px; color: var(--ink-soft); background: transparent; transition: color .2s ease, transform .2s ease; }
.icon-button:hover { color: var(--ink); transform: translateY(-1px); }
.header-divider { width: 1px; height: 18px; background: var(--line); }
.contact-button { display: inline-flex; align-items: center; gap: 8px; padding: 11px 17px; color: white; background: var(--ink); border-radius: 2px; font-size: .875rem; font-weight: 600; transition: background .2s ease, transform .2s ease; }
.contact-button:hover { background: #1e293b; transform: translateY(-1px); }
.menu-toggle { display: none; padding: 7px; color: var(--ink); background: transparent; }
.mobile-panel, .mobile-scrim { display: none; }
.search-panel { position: absolute; right: max(24px, calc((100vw - 1600px) / 2 + 24px)); top: calc(var(--header-height) - 2px); width: min(360px, calc(100vw - 32px)); padding: 18px; background: rgba(255,255,255,.98); border: 1px solid var(--line); box-shadow: 0 18px 50px rgba(15,23,42,.12); opacity: 0; visibility: hidden; transform: translateY(-8px); transition: opacity .2s ease, transform .2s ease, visibility .2s ease; }
.search-panel.is-open { opacity: 1; visibility: visible; transform: translateY(0); }
.search-form { display: grid; gap: 10px; }
.search-label { color: var(--ink); font-size: .8rem; font-weight: 700; }
.search-row { display: flex; gap: 8px; }
.search-input { min-width: 0; flex: 1; padding: 10px 11px; color: var(--ink); border: 1px solid var(--line); border-radius: 2px; background: white; }
.search-submit { padding: 0 13px; color: white; background: var(--ink); border-radius: 2px; font-size: .8rem; font-weight: 600; }
.search-results { display: grid; gap: 2px; min-height: 23px; }
.search-results a { display: flex; align-items: center; justify-content: space-between; padding: 8px 0; color: var(--ink-soft); font-size: .8rem; border-bottom: 1px solid var(--line-soft); }
.search-results a:hover { color: var(--blue); }
.search-hint { color: var(--faint); font-size: .75rem; }

/* Homepage: layered light-stage composition */
.home-hero { position: relative; min-height: 0; padding: 112px 0 42px; overflow: hidden; background: linear-gradient(180deg, #f7fbff 0%, #ffffff 76%, #fbfdff 100%); display: flex; align-items: stretch; }
.home-hero::before { content: ''; position: absolute; inset: 0; pointer-events: none; background: radial-gradient(circle at 75% 19%, rgba(191,219,254,.34), transparent 28%), radial-gradient(circle at 88% 58%, rgba(221,214,254,.24), transparent 24%); }
.hero-grid { position: absolute; inset: 0; opacity: .18; pointer-events: none; background-image: linear-gradient(to right, rgba(191,219,254,.8) 1px, transparent 1px), linear-gradient(to bottom, rgba(226,232,240,.8) 1px, transparent 1px); background-size: 100px 100px; mask-image: linear-gradient(to bottom, black 8%, transparent 80%); -webkit-mask-image: linear-gradient(to bottom, black 8%, transparent 80%); }
.home-hero::after { content: ''; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(to bottom, rgba(255,255,255,0) 52%, rgba(255,255,255,.9) 100%); }
.hero-atmosphere { position: absolute; pointer-events: none; border-radius: 50%; filter: blur(2px); }
.hero-atmosphere-blue { top: -290px; right: -120px; width: 720px; height: 720px; background: radial-gradient(circle, rgba(147,197,253,.38) 0%, rgba(191,219,254,.14) 37%, transparent 70%); }
.hero-atmosphere-violet { right: 18%; bottom: 16%; width: 440px; height: 440px; background: radial-gradient(circle, rgba(196,181,253,.23) 0%, transparent 69%); }
.home-hero-shell { position: relative; z-index: 1; align-self: stretch; width: var(--shell); max-width: 1600px; display: flex; flex: 0 1 auto; flex-direction: column; justify-content: space-between; gap: 0; }
.hero-spotlight { display: grid; grid-template-columns: minmax(0, 1.28fr) minmax(330px, .72fr); gap: clamp(40px, 5.3vw, 86px); align-items: center; }
.hero-copy { position: relative; width: auto; max-width: 720px; padding-left: clamp(0px, 1.5vw, 24px); }
.hero-copy::before { content: ''; position: absolute; top: 7px; bottom: 7px; left: 0; width: 2px; border-radius: 99px; background: linear-gradient(180deg, #60a5fa 0%, #c4b5fd 64%, transparent 100%); opacity: .8; }
.hero-kicker { display: inline-flex; align-items: center; gap: 10px; margin-bottom: 27px; color: var(--blue); font-family: var(--mono); font-size: .68rem; font-weight: 600; letter-spacing: .16em; }
.hero-kicker::before { content: ''; width: 31px; height: 1px; background: currentColor; opacity: .55; }
.hero-title { margin: 0 0 23px; color: var(--ink); font-family: var(--display); font-size: clamp(3rem, 4.5vw, 5.2rem); font-weight: 500; line-height: 1.03; letter-spacing: -.075em; white-space: nowrap; }
.hero-bracket { color: #94a3b8; font-weight: 300; }
.hero-title-accent { position: relative; display: inline-block; }
.hero-title-accent::after { content: ''; position: absolute; right: 7%; bottom: .02em; left: 7%; height: .095em; border-radius: 999px; background: currentColor; opacity: .25; }
.hero-title-accent-blue { color: #0e82bd; }
.hero-title-accent-violet { color: #7656d9; }
.hero-lead { max-width: 570px; margin: 0; color: var(--muted); font-size: clamp(1rem, 1.25vw, 1.2rem); font-weight: 300; line-height: 1.9; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.hero-actions .primary-button, .hero-actions .secondary-button { min-height: 52px; padding-inline: 21px; border-radius: 10px; }
.hero-actions .primary-button { box-shadow: 0 10px 24px rgba(15,23,42,.12); }
.hero-actions .secondary-button { border-color: #dbeafe; background: rgba(255,255,255,.76); }
.hero-tech-signature { display: flex; align-items: center; flex-wrap: wrap; gap: 12px; max-width: 520px; margin-top: 36px; padding-top: 18px; border-top: 1px solid rgba(203,213,225,.72); }
.hero-tech-item { display: inline-flex; align-items: center; gap: 7px; color: var(--muted); font-family: var(--mono); font-size: .61rem; font-weight: 500; letter-spacing: .14em; line-height: 1; }
.hero-tech-item .icon { width: 15px; height: 15px; }
.hero-tech-item.code { color: var(--blue); }
.hero-tech-item.software { color: #6657c8; }
.hero-tech-item.hardware { color: var(--ink-soft); }
.hero-tech-separator { color: #cbd5e1; font-family: var(--mono); font-size: .7rem; }
.ai-entry { position: relative; display: flex; flex: 0 1 auto; width: min(100%, 500px); justify-self: end; min-height: 390px; flex-direction: column; padding: 27px 30px 27px; overflow: hidden; isolation: isolate; border: 1px solid rgba(191,219,254,.9); border-radius: 28px; background: linear-gradient(145deg, rgba(255,255,255,.9) 0%, rgba(239,246,255,.88) 54%, rgba(245,243,255,.92) 100%); box-shadow: 0 23px 48px rgba(37,99,235,.11), 0 7px 18px rgba(15,23,42,.045), inset 0 1px 0 rgba(255,255,255,.95); transition: transform .5s cubic-bezier(.16,1,.3,1), box-shadow .5s ease, border-color .3s ease; }
.ai-entry::before { content: ''; position: absolute; inset: 0; z-index: -1; pointer-events: none; background: linear-gradient(145deg, rgba(255,255,255,.7), transparent 42%, rgba(221,214,254,.3)); }
.ai-entry::after { content: ''; position: absolute; right: -120px; bottom: -150px; z-index: -1; width: 390px; height: 390px; border-radius: 50%; background: radial-gradient(circle, rgba(147,197,253,.28), transparent 68%); filter: blur(12px); pointer-events: none; }
.ai-entry:hover { transform: translateY(-7px) rotate(.15deg); border-color: rgba(129,140,248,.65); box-shadow: 0 38px 86px rgba(37,99,235,.18), 0 12px 28px rgba(15,23,42,.08); }
.ai-entry > * { position: relative; z-index: 2; }
.hero-focus-stage { position: absolute; top: 0; right: 0; left: 0; z-index: 0; height: 56%; overflow: hidden; border-radius: inherit; background: linear-gradient(145deg, rgba(232,244,255,.94), rgba(244,240,255,.72)); }
.hero-focus-stage::after { content: ''; position: absolute; inset: 0; background: linear-gradient(130deg, transparent 0 35%, rgba(255,255,255,.58) 36% 37%, transparent 38% 100%); opacity: .65; pointer-events: none; }
.hero-focus-stage-glow { position: absolute; top: 8%; right: 17%; width: 200px; height: 200px; border-radius: 50%; background: radial-gradient(circle, rgba(255,255,255,.96) 0%, rgba(191,219,254,.72) 25%, rgba(196,181,253,.15) 64%, transparent 72%); filter: blur(1px); }
.hero-focus-ring { position: absolute; border: 1px solid rgba(96,165,250,.3); border-radius: 50%; transform: rotate(-24deg); }
.hero-focus-ring-one { top: 22px; right: 20px; width: 290px; height: 150px; }
.hero-focus-core { position: absolute; top: 53px; right: 28%; display: grid; width: 106px; height: 106px; place-items: center; align-content: center; border: 1px solid rgba(255,255,255,.9); border-radius: 50%; background: rgba(255,255,255,.76); box-shadow: 0 16px 34px rgba(37,99,235,.14), inset 0 0 0 7px rgba(239,246,255,.74); transform: rotate(-8deg); }
.hero-focus-core strong { color: var(--violet); font-family: var(--mono); font-size: 1.55rem; font-weight: 700; letter-spacing: -.08em; }
.hero-focus-core span { margin-top: 3px; color: #64748b; font-family: var(--mono); font-size: .46rem; font-weight: 700; letter-spacing: .12em; }
.hero-focus-chip { position: absolute; display: grid; gap: 4px; min-width: 86px; padding: 9px 11px; border: 1px solid rgba(255,255,255,.86); border-radius: 11px; background: rgba(255,255,255,.72); box-shadow: 0 10px 22px rgba(37,99,235,.09); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
.hero-focus-chip small { color: #64748b; font-family: var(--mono); font-size: .46rem; font-weight: 700; letter-spacing: .09em; }
.hero-focus-chip strong { color: var(--ink-soft); font-family: var(--mono); font-size: .66rem; font-weight: 700; letter-spacing: .08em; }
.hero-focus-chip-one { top: 51px; left: 23px; }
.hero-focus-chip-two { top: 148px; right: 18px; }
.ai-entry-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 118px; }
.ai-entry-icon { display: inline-flex; align-items: center; justify-content: center; width: 52px; height: 52px; color: var(--violet); border: 1px solid rgba(255,255,255,.95); border-radius: 15px; background: rgba(255,255,255,.74); box-shadow: 0 8px 18px rgba(79,70,229,.1); transition: transform .4s ease; }
.ai-entry:hover .ai-entry-icon { transform: scale(1.08) rotate(-4deg); }
.new-badge, .agent-badge { display: inline-flex; align-items: center; gap: 6px; padding: 7px 12px; color: #6d28d9; border: 1px solid #ddd6fe; border-radius: 999px; background: rgba(255,255,255,.72); font-size: .63rem; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; }
.hero-focus-label { display: block; margin-bottom: 9px; color: #6366f1; font-family: var(--mono); font-size: .61rem; font-weight: 700; letter-spacing: .13em; }
.ai-entry-title { margin: 0 0 9px; color: var(--ink); font-family: var(--display); font-size: clamp(1.9rem, 3vw, 2.55rem); line-height: 1.12; letter-spacing: -.045em; }
.ai-entry:hover .ai-entry-title { color: var(--violet); }
.ai-entry-text { max-width: 330px; margin: 0 0 18px; color: var(--muted); font-size: .92rem; font-weight: 300; line-height: 1.75; }
.hero-focus-qualifiers { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 22px; }
.hero-focus-qualifiers span { padding: 7px 9px; color: #475569; border: 1px solid rgba(148,163,184,.3); border-radius: 999px; background: rgba(255,255,255,.52); font-size: .68rem; font-weight: 500; }
.text-link { display: inline-flex; align-items: center; gap: 9px; color: var(--ink); font-size: .875rem; font-weight: 700; transition: color .2s ease; }
.text-link:hover { color: var(--blue); }
.text-link .icon { transition: transform .3s ease; }
.text-link:hover .icon { transform: translateX(4px); }
.hero-capability-rail { display: grid; grid-template-columns: minmax(220px, .74fr) repeat(3, minmax(0, 1fr)); width: 100%; overflow: hidden; border: 1px solid rgba(226,232,240,.92); border-radius: 25px; background: rgba(255,255,255,.78); box-shadow: 0 24px 50px rgba(15,23,42,.085), inset 0 1px 0 rgba(255,255,255,.96); backdrop-filter: blur(15px); -webkit-backdrop-filter: blur(15px); }
.hero-capability-intro { display: flex; min-width: 0; flex-direction: column; justify-content: center; gap: 9px; padding: 25px 28px; background: linear-gradient(145deg, rgba(239,246,255,.96), rgba(248,250,252,.65)); }
.hero-capability-label { color: var(--blue); font-family: var(--mono); font-size: .58rem; font-weight: 700; letter-spacing: .14em; }
.hero-capability-intro strong { color: var(--ink); font-family: var(--display); font-size: 1.12rem; font-weight: 600; letter-spacing: -.025em; }
.hero-capability-intro > span:last-child { color: var(--muted); font-size: .76rem; font-weight: 300; }
.service-column { position: relative; display: flex; min-width: 0; min-height: 184px; flex-direction: column; align-items: flex-start; padding: 23px 25px 24px; overflow: hidden; background: rgba(255,255,255,.48); transition: background .35s ease, transform .35s ease; }
.service-column + .service-column { border-left: 1px solid var(--line-soft); }
.service-column:hover { z-index: 1; background: rgba(255,255,255,.92); transform: translateY(-2px); }
.service-column::before { content: ''; position: absolute; inset: 0; pointer-events: none; opacity: 0; background: linear-gradient(135deg, rgba(239,246,255,.8), transparent 66%); transition: opacity .4s ease; }
.service-column-hardware::before { background: linear-gradient(135deg, rgba(248,250,252,.95), transparent 66%); }
.service-column-product::before { background: linear-gradient(135deg, rgba(245,243,255,.82), transparent 66%); }
.service-column:hover::before { opacity: 1; }
.service-column > * { position: relative; z-index: 1; }
.service-index { display: block; margin-bottom: 17px; color: var(--faint); font-family: var(--mono); font-size: .57rem; font-weight: 700; letter-spacing: .1em; }
.service-icon { margin-bottom: 17px; }
.service-icon.blue { color: var(--blue); }
.service-icon.dark { color: #1e293b; }
.service-icon.violet { color: var(--violet); }
.service-title { margin: 0 0 9px; font-family: var(--display); font-size: 1.16rem; line-height: 1.3; letter-spacing: -.03em; }
.service-description { max-width: 300px; margin: 0 0 16px; color: var(--muted); font-size: .77rem; font-weight: 300; line-height: 1.7; }
.service-column .text-link { gap: 7px; margin-top: auto; font-size: .76rem; }
.cooperation-process { position: relative; isolation: isolate; overflow: hidden; margin-top: 64px; padding: 70px 72px 66px; border: 1px solid rgba(226,232,240,.96); border-radius: 34px; background: linear-gradient(132deg, #f8fbff 0%, #ffffff 54%, #fbf9ff 100%); box-shadow: 0 24px 60px rgba(15,23,42,.065), inset 0 1px 0 rgba(255,255,255,.98); }
.cooperation-process::after { content: ''; position: absolute; top: 0; right: -30px; z-index: -1; width: 460px; height: 620px; pointer-events: none; background: url('../images/cooperation-process/process-atmosphere.webp') center / cover no-repeat; opacity: .13; mix-blend-mode: multiply; }
.cooperation-process-layout { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(240px, .42fr) minmax(0, 1fr); gap: 76px; align-items: start; }
.cooperation-process-intro { max-width: 410px; padding-top: 6px; }
.cooperation-process-kicker { display: inline-block; margin-bottom: 20px; color: var(--violet); font-family: var(--mono); font-size: .65rem; font-weight: 600; letter-spacing: .13em; }
.cooperation-process-intro h2 { margin: 0 0 15px; color: var(--ink); font-family: var(--display); font-size: clamp(2.2rem, 4vw, 3.45rem); font-weight: 500; line-height: 1.15; letter-spacing: -.05em; }
.cooperation-process-intro > p { max-width: 420px; margin: 0; color: var(--muted); font-size: .98rem; font-weight: 300; line-height: 1.85; }
.cooperation-process-meta { display: flex; align-items: center; justify-content: space-between; gap: 18px; max-width: 330px; margin-top: 48px; padding-top: 14px; border-top: 1px solid var(--line); }
.cooperation-process-meta span { color: var(--faint); font-family: var(--mono); font-size: .61rem; font-weight: 600; letter-spacing: .1em; }
.cooperation-process-meta strong { color: var(--ink-soft); font-family: var(--mono); font-size: .72rem; font-weight: 500; letter-spacing: .08em; }
.cooperation-process-steps { position: relative; display: grid; gap: 0; margin: 0; padding: 0; list-style: none; }
.cooperation-process-steps::before { content: ''; position: absolute; top: 28px; bottom: 28px; left: 28px; width: 1px; background: linear-gradient(180deg, #93c5fd 0%, #cbd5e1 48%, #c4b5fd 100%); }
.cooperation-step { position: relative; display: grid; grid-template-columns: 56px minmax(0, 1fr) 220px; gap: 22px; min-height: 122px; padding-bottom: 22px; }
.cooperation-step + .cooperation-step { padding-top: 22px; border-top: 1px solid rgba(226,232,240,.8); }
.cooperation-step:last-child { padding-bottom: 0; }
.cooperation-step-marker { position: relative; z-index: 1; display: flex; align-items: center; justify-content: center; width: 56px; height: 56px; border: 1px solid #bfdbfe; border-radius: 18px; background: rgba(255,255,255,.92); color: var(--blue); box-shadow: 0 0 0 7px rgba(248,251,255,.96), 0 8px 18px rgba(15,23,42,.06); }
.cooperation-step-marker .icon { width: 24px; height: 24px; object-fit: contain; }
.cooperation-step-number { position: absolute; top: 5px; left: 6px; z-index: 2; color: currentColor; font-family: var(--mono); font-size: .5rem; font-weight: 700; letter-spacing: .04em; line-height: 1; }
.cooperation-step:nth-child(2) .cooperation-step-marker { color: #475569; border-color: #cbd5e1; }
.cooperation-step:nth-child(3) .cooperation-step-marker { color: var(--violet); border-color: #ddd6fe; }
.cooperation-step:nth-child(4) .cooperation-step-marker { color: #2563eb; border-color: #bfdbfe; }
.cooperation-step:nth-child(5) .cooperation-step-marker { color: #475569; border-color: #cbd5e1; }
.cooperation-step:nth-child(6) .cooperation-step-marker { color: var(--violet); border-color: #ddd6fe; }
.cooperation-step-body { min-width: 0; padding-top: 4px; }
.cooperation-step-code { display: block; margin-bottom: 8px; color: var(--faint); font-family: var(--mono); font-size: .67rem; font-weight: 600; letter-spacing: .12em; }
.cooperation-step h3 { margin: 0 0 8px; color: var(--ink); font-family: var(--display); font-size: 1.32rem; font-weight: 700; line-height: 1.3; letter-spacing: -.025em; }
.cooperation-step p { max-width: 640px; margin: 0; color: var(--muted); font-size: .88rem; font-weight: 300; line-height: 1.72; }
.cooperation-step-scene { align-self: center; width: 220px; height: 116px; overflow: hidden; border: 1px solid rgba(226,232,240,.8); border-radius: 17px; background: rgba(255,255,255,.6); box-shadow: 0 8px 22px rgba(15,23,42,.035); }
.cooperation-step-scene img { display: block; width: 100%; height: 100%; object-fit: contain; mix-blend-mode: normal; opacity: 1; transition: transform .55s cubic-bezier(.16,1,.3,1); }
.cooperation-step:hover .cooperation-step-scene img { transform: scale(1.035); }

.subpage { padding: 132px 0 96px; background: white; }
.breadcrumb { display: flex; align-items: center; gap: 11px; margin-bottom: 58px; color: var(--faint); font-family: var(--mono); font-size: .76rem; letter-spacing: .06em; text-transform: uppercase; }
.breadcrumb a:hover { color: var(--ink); }
.breadcrumb-current { color: var(--ink); font-weight: 600; }
.page-heading { max-width: 950px; margin-bottom: 76px; }
.services-page-heading { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: end; gap: 64px; max-width: none; }
.page-heading-copy { min-width: 0; max-width: 950px; }
.page-heading-wechat { display: flex; align-items: center; gap: 14px; width: 232px; padding: 12px 14px; color: var(--ink-soft); border: 1px solid #dbeafe; border-radius: 18px; background: linear-gradient(135deg, #f8fbff 0%, #fff 72%); box-shadow: 0 10px 24px rgba(37,99,235,.045); transition: transform .3s ease, border-color .3s ease, box-shadow .3s ease; }
.page-heading-wechat:hover { transform: translateY(-3px); border-color: #bfdbfe; box-shadow: 0 16px 30px rgba(37,99,235,.08); }
.page-heading-wechat img { display: block; flex: 0 0 auto; width: 82px; height: 82px; padding: 4px; border: 1px solid #dbeafe; background: #fff; object-fit: contain; }
.page-heading-wechat-copy { display: grid; gap: 5px; min-width: 0; }
.page-heading-wechat-copy strong { color: var(--ink); font-size: .86rem; font-weight: 600; line-height: 1.3; }
.page-heading-wechat-copy small { color: var(--muted); font-size: .7rem; font-weight: 400; line-height: 1.5; }
.page-title { margin: 0 0 25px; color: var(--ink); font-family: var(--display); font-size: clamp(2.7rem, 5vw, 4.2rem); font-weight: 500; line-height: 1.12; letter-spacing: -.05em; }
.page-lead { max-width: 900px; margin: 0; color: var(--muted); font-size: clamp(1.08rem, 1.6vw, 1.42rem); font-weight: 300; line-height: 1.8; }

.service-columns { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; margin-bottom: 96px; }
.service-track { position: relative; display: flex; min-width: 0; flex-direction: column; padding: 38px 34px 42px; overflow: hidden; isolation: isolate; border: 1px solid var(--line); border-radius: 24px; background: white; box-shadow: 0 12px 30px rgba(15,23,42,.045); transition: transform .45s cubic-bezier(.16,1,.3,1), box-shadow .45s ease, border-color .3s ease; }
.service-track.hardware-track { background: #f8fafc; }
.service-track.ai-track { background: #fcfbff; }
.service-track::before { content: ''; position: absolute; inset: 0; pointer-events: none; opacity: 0; border-radius: inherit; background: linear-gradient(135deg, rgba(239,246,255,.8), transparent 58%); transition: opacity .5s ease; }
.service-track.hardware-track::before { background: linear-gradient(135deg, rgba(226,232,240,.75), transparent 58%); }
.service-track.ai-track::before { background: linear-gradient(135deg, rgba(245,243,255,.9), transparent 58%); }
.service-track:hover { transform: translateY(-5px); border-color: rgba(148,163,184,.7); box-shadow: 0 22px 42px rgba(15,23,42,.085); }
.service-track:hover::before { opacity: 1; }
.service-track > * { position: relative; z-index: 1; }
.service-track-head { display: flex; flex-direction: column; align-items: flex-start; }
.service-track-index { margin: 0 0 30px; color: var(--faint); font-family: var(--mono); font-size: .66rem; font-weight: 500; letter-spacing: .1em; line-height: 1; }
.service-track-icon { display: inline-flex; align-items: center; justify-content: center; width: 56px; height: 56px; margin-bottom: 25px; color: var(--blue); border: 1px solid #dbeafe; border-radius: 16px; background: var(--blue-soft); }
.hardware-track .service-track-icon { color: #334155; border-color: var(--line); background: white; box-shadow: 0 3px 10px rgba(15,23,42,.04); }
.ai-track .service-track-icon { color: var(--violet); border-color: #ddd6fe; background: #f5f3ff; }
.service-track-title { margin: 0 0 14px; color: var(--ink); font-family: var(--display); font-size: clamp(1.65rem, 2.2vw, 2.2rem); font-weight: 600; line-height: 1.2; letter-spacing: -.045em; }
.service-track-lead { min-height: 58px; margin: 0; color: var(--muted); font-size: .95rem; font-weight: 300; line-height: 1.75; }
.service-track-detail-link { display: inline-flex; align-items: center; gap: 8px; margin-top: 22px; color: var(--blue); font-size: .82rem; font-weight: 600; transition: color .2s ease, transform .25s ease; }
.service-track-detail-link .icon { transition: transform .25s ease; }
.service-track-detail-link:hover { color: #1d4ed8; }
.service-track-detail-link:hover .icon { transform: translateX(4px); }
.hardware-track .service-track-detail-link { color: #475569; }
.hardware-track .service-track-detail-link:hover { color: #0f172a; }
.ai-track .service-track-detail-link { color: var(--violet); }
.ai-track .service-track-detail-link:hover { color: #6d28d9; }
.service-track-section { margin-top: 43px; }
.service-section-title { margin: 0 0 22px; color: var(--ink); font-family: var(--mono); font-size: .68rem; font-weight: 600; letter-spacing: .1em; line-height: 1.2; text-transform: uppercase; }
.scope-list { display: grid; gap: 17px; margin: 0; padding: 0; list-style: none; }
.scope-list li { display: grid; gap: 4px; padding-bottom: 17px; border-bottom: 1px solid var(--line-soft); }
.scope-list li:last-child { padding-bottom: 0; border-bottom: 0; }
.scope-list strong { color: var(--ink); font-size: .95rem; font-weight: 600; line-height: 1.45; }
.scope-list span { color: var(--muted); font-size: .78rem; font-weight: 300; line-height: 1.65; }
.service-process-section { margin-top: 44px; padding-top: 35px; border-top: 1px solid rgba(226,232,240,.8); }
.service-process-list { display: grid; gap: 22px; margin: 0 0 0 10px; padding: 0 0 0 28px; border-left: 1px solid #cbd5e1; list-style: none; }
.service-process-step { position: relative; display: grid; grid-template-columns: 31px 1fr; gap: 10px; }
.service-process-step::before { content: ''; position: absolute; left: -34px; top: 2px; width: 8px; height: 8px; border: 2px solid var(--blue); border-radius: 50%; background: white; }
.hardware-track .service-process-step::before { border-color: #334155; background: #f8fafc; }
.ai-track .service-process-step::before { border-color: var(--violet); background: #fcfbff; }
.service-process-number { color: var(--blue); font-family: var(--mono); font-size: .68rem; font-weight: 600; line-height: 1.55; }
.hardware-track .service-process-number { color: #475569; }
.ai-track .service-process-number { color: var(--violet); }
.service-process-step h4 { margin: 0 0 5px; color: var(--ink); font-size: .86rem; font-weight: 600; line-height: 1.45; }
.service-process-step p { margin: 0; color: var(--muted); font-size: .76rem; font-weight: 300; line-height: 1.7; }

.service-detail-hero { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(300px, .85fr); align-items: end; gap: 64px; margin-bottom: 82px; padding-bottom: 48px; border-bottom: 1px solid var(--line); }
.service-detail-kicker { display: inline-block; margin-bottom: 25px; color: var(--blue); font-family: var(--mono); font-size: .68rem; font-weight: 600; letter-spacing: .12em; }
.service-detail-title { max-width: 760px; margin: 0 0 24px; color: var(--ink); font-family: var(--display); font-size: clamp(2.8rem, 5vw, 4.4rem); font-weight: 500; line-height: 1.1; letter-spacing: -.055em; }
.service-detail-lead { max-width: 720px; margin: 0; color: var(--muted); font-size: clamp(1.08rem, 1.6vw, 1.35rem); font-weight: 300; line-height: 1.85; }
.service-detail-back-link { display: inline-flex; align-items: center; gap: 8px; margin-top: 30px; color: var(--ink-soft); font-size: .85rem; font-weight: 600; transition: color .2s ease; }
.service-detail-back-link .icon { transition: transform .25s ease; }
.service-detail-back-link:hover { color: var(--blue); }
.service-detail-back-link:hover .icon { transform: translateX(-4px); }
.service-detail-visual { position: relative; display: flex; min-height: 264px; align-items: center; justify-content: center; overflow: hidden; isolation: isolate; border: 1px solid var(--line); border-radius: 32px; background: #eff6ff; box-shadow: 0 16px 34px rgba(15,23,42,.05); }
.service-detail-visual-grid { position: absolute; inset: 0; opacity: .55; background-image: linear-gradient(to right, rgba(148,163,184,.22) 1px, transparent 1px), linear-gradient(to bottom, rgba(148,163,184,.22) 1px, transparent 1px); background-size: 36px 36px; mask-image: linear-gradient(135deg, black, transparent 75%); -webkit-mask-image: linear-gradient(135deg, black, transparent 75%); }
.service-detail-visual-icon { position: relative; z-index: 1; display: inline-flex; align-items: center; justify-content: center; width: 112px; height: 112px; color: var(--blue); border: 1px solid rgba(255,255,255,.9); border-radius: 30px; background: rgba(255,255,255,.82); box-shadow: 0 14px 30px rgba(37,99,235,.1); }
.service-detail-visual-icon .icon { width: 64px; height: 64px; }
.service-detail-visual-label { position: absolute; right: 24px; bottom: 21px; z-index: 1; color: rgba(15,23,42,.38); font-family: var(--mono); font-size: .62rem; font-weight: 600; letter-spacing: .14em; }
.service-detail-hardware .service-detail-kicker { color: #475569; }
.service-detail-hardware .service-detail-visual { background: #f8fafc; }
.service-detail-hardware .service-detail-visual-icon { color: #334155; box-shadow: 0 14px 30px rgba(15,23,42,.08); }
.service-detail-ai .service-detail-kicker { color: var(--violet); }
.service-detail-ai .service-detail-visual { background: #fcfbff; }
.service-detail-ai .service-detail-visual-icon { color: var(--violet); box-shadow: 0 14px 30px rgba(109,40,217,.1); }
.service-detail-section + .service-detail-section { margin-top: 88px; }
.service-detail-section-heading { display: grid; grid-template-columns: 66px minmax(0, 1fr); gap: 24px; align-items: start; margin-bottom: 34px; }
.service-detail-section-number { padding-top: 7px; color: var(--blue); font-family: var(--mono); font-size: .75rem; font-weight: 600; letter-spacing: .08em; }
.service-detail-section-heading h2 { margin: 0 0 11px; color: var(--ink); font-family: var(--display); font-size: clamp(2rem, 3.6vw, 2.8rem); font-weight: 500; line-height: 1.15; letter-spacing: -.05em; }
.service-detail-section-heading p { max-width: 760px; margin: 0; color: var(--muted); font-size: 1rem; font-weight: 300; line-height: 1.8; }
.service-detail-hardware .service-detail-section-number { color: #475569; }
.service-detail-ai .service-detail-section-number { color: var(--violet); }
.service-detail-scope-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; border: 1px solid var(--line); background: var(--line); }
.service-detail-scope-card { min-height: 174px; padding: 29px 31px; background: white; }
.service-detail-scope-card h3 { margin: 0 0 11px; color: var(--ink); font-size: 1.05rem; font-weight: 600; line-height: 1.45; }
.service-detail-scope-card p { margin: 0; color: var(--muted); font-size: .86rem; font-weight: 300; line-height: 1.75; }
.service-detail-hardware .service-detail-scope-card { background: #f8fafc; }
.service-detail-ai .service-detail-scope-card { background: #fcfbff; }
.service-detail-process-block { padding-top: 2px; }
.service-detail-timeline { display: grid; gap: 27px; margin: 0 0 0 29px; padding: 0 0 0 39px; border-left: 1px solid #cbd5e1; list-style: none; }
.service-detail-step { position: relative; display: grid; grid-template-columns: 42px minmax(0, 1fr); gap: 17px; padding-bottom: 27px; }
.service-detail-step:last-child { padding-bottom: 0; }
.service-detail-step::before { content: ''; position: absolute; left: -45px; top: 3px; width: 8px; height: 8px; border: 2px solid var(--blue); border-radius: 50%; background: white; }
.service-detail-hardware .service-detail-step::before { border-color: #334155; background: #f8fafc; }
.service-detail-ai .service-detail-step::before { border-color: var(--violet); background: #fcfbff; }
.service-detail-step-number { color: var(--blue); font-family: var(--mono); font-size: .7rem; font-weight: 600; line-height: 1.55; }
.service-detail-hardware .service-detail-step-number { color: #475569; }
.service-detail-ai .service-detail-step-number { color: var(--violet); }
.service-detail-step h3 { margin: 0 0 7px; color: var(--ink); font-size: 1rem; font-weight: 600; line-height: 1.45; }
.service-detail-step p { max-width: 820px; margin: 0; color: var(--muted); font-size: .88rem; font-weight: 300; line-height: 1.8; }
.service-detail-step-output { display: inline-block; margin-top: 11px; padding: 5px 9px; color: var(--ink-soft); border-radius: 5px; background: var(--surface); font-size: .7rem; line-height: 1.4; }
.service-detail-ai .service-detail-step-output { color: #6d28d9; background: #f5f3ff; }
.service-detail-footer-link { margin-top: 76px; padding-top: 28px; border-top: 1px solid var(--line); }
.service-detail-footer-link a { display: inline-flex; align-items: center; gap: 8px; color: var(--ink); font-size: .88rem; font-weight: 700; transition: color .2s ease; }
.service-detail-footer-link a:hover { color: var(--blue); }
.service-detail-footer-link .icon { transition: transform .25s ease; }
.service-detail-footer-link a:hover .icon { transform: translateX(4px); }

.products-hero { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: end; gap: 64px; margin-bottom: 76px; }
.products-hero-copy .page-title { margin-bottom: 25px; }
.product-feature { display: grid; grid-template-columns: minmax(0, .84fr) minmax(0, 1.16fr); min-height: 410px; margin-bottom: 24px; overflow: hidden; border: 1px solid var(--line); border-radius: 28px; background: white; box-shadow: 0 16px 38px rgba(15,23,42,.055); }
.product-feature-copy { display: flex; flex-direction: column; justify-content: center; padding: 58px 60px; }
.product-feature-copy h2, .product-secondary-body h2 { margin: 0 0 16px; color: var(--ink); font-family: var(--display); font-size: clamp(1.8rem, 3vw, 2.65rem); font-weight: 500; line-height: 1.18; letter-spacing: -.05em; }
.product-feature-copy > p, .product-secondary-body > p { margin: 0; color: var(--muted); font-size: .98rem; font-weight: 300; line-height: 1.85; }
.product-feature-media { position: relative; display: block; min-height: 410px; overflow: hidden; background: #0f2743; }
.product-feature-media img, .product-secondary-media img { width: 100%; height: 100%; display: block; object-fit: cover; transition: transform 1s cubic-bezier(.16,1,.3,1); }
.product-feature-media img { opacity: .92; }
.product-feature-media::after, .product-secondary-media::after { content: ''; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(180deg, transparent 50%, rgba(2,6,23,.44)); }
.product-feature:hover .product-feature-media img, .product-secondary:hover .product-secondary-media img { transform: scale(1.04); }
.product-points { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 25px; }
.product-points span { padding: 7px 10px; color: var(--ink-soft); border: 1px solid var(--line); border-radius: 999px; background: var(--surface); font-size: .7rem; font-weight: 500; line-height: 1; }
.product-detail-link { display: inline-flex; align-items: center; gap: 8px; width: max-content; margin-top: 31px; color: var(--ink); font-size: .86rem; font-weight: 700; transition: color .2s ease; }
.product-detail-link .icon { transition: transform .25s ease; }
.product-detail-link:hover { color: var(--violet); }
.product-detail-link:hover .icon { transform: translateX(4px); }
.product-secondary-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; margin-bottom: 86px; }
.product-secondary { display: flex; min-width: 0; flex-direction: column; overflow: hidden; border: 1px solid var(--line); border-radius: 24px; background: white; box-shadow: 0 12px 30px rgba(15,23,42,.045); transition: transform .45s cubic-bezier(.16,1,.3,1), box-shadow .45s ease, border-color .3s ease; }
.product-secondary:hover { transform: translateY(-5px); border-color: rgba(148,163,184,.7); box-shadow: 0 22px 42px rgba(15,23,42,.08); }
.product-secondary-media { position: relative; height: 278px; overflow: hidden; background: var(--surface); }
.hardware-product .product-secondary-media { background: #0f172a; }
.hardware-product .product-secondary-media img { opacity: .78; mix-blend-mode: luminosity; }
.platform-product .product-secondary-media { background: #09111f; }
.platform-product .product-secondary-media img { opacity: .82; }
.product-secondary-body { display: flex; min-height: 300px; flex: 1; flex-direction: column; padding: 34px 38px 38px; }
.product-secondary-body h2 { font-size: clamp(1.55rem, 2.4vw, 2.1rem); }
.product-secondary-body .product-detail-link { margin-top: auto; }


.product-finder-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 20px; margin-bottom: 18px; }
.product-finder-heading h2 { margin: 0; color: var(--ink); font-family: var(--display); font-size: clamp(1.3rem, 2vw, 1.75rem); font-weight: 500; letter-spacing: -.04em; }
.product-finder-heading p { margin: 0; color: var(--muted); font-size: .86rem; font-weight: 300; line-height: 1.7; }
.product-category-nav { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin-bottom: 88px; }
.product-category-card { display: grid; grid-template-columns: auto auto minmax(0, 1fr) auto; align-items: center; gap: 18px; min-height: 142px; padding: 24px 26px; color: var(--ink); border: 1px solid var(--line); border-radius: 22px; background: #fff; box-shadow: 0 12px 30px rgba(15,23,42,.045); text-decoration: none; transition: transform .3s ease, border-color .3s ease, box-shadow .3s ease; }
.product-category-card:hover { transform: translateY(-4px); border-color: rgba(148,163,184,.75); box-shadow: 0 20px 36px rgba(15,23,42,.08); }
.product-category-software { background: linear-gradient(135deg, #f8fbff 0%, #fff 76%); }
.product-category-hardware { background: linear-gradient(135deg, #fbfaff 0%, #fff 76%); }
.product-category-number { align-self: start; color: var(--faint); font-family: var(--mono); font-size: .72rem; font-weight: 600; letter-spacing: .08em; }
.product-category-icon { display: grid; place-items: center; width: 54px; height: 54px; color: var(--blue); border: 1px solid #dbeafe; border-radius: 17px; background: #eff6ff; }
.product-category-hardware .product-category-icon { color: var(--violet); border-color: #ede9fe; background: #f5f3ff; }
.product-category-copy { display: grid; gap: 6px; min-width: 0; }
.product-category-copy strong { color: var(--ink); font-family: var(--display); font-size: 1.2rem; font-weight: 600; line-height: 1.25; }
.product-category-copy small { overflow: hidden; color: var(--muted); font-size: .8rem; font-weight: 300; line-height: 1.5; text-overflow: ellipsis; white-space: nowrap; }
.product-category-link { display: inline-flex; align-items: center; gap: 7px; color: var(--ink-soft); font-size: .8rem; font-weight: 700; white-space: nowrap; }
.product-category-link .icon { transition: transform .25s ease; }
.product-category-card:hover .product-category-link .icon { transform: translateX(4px); }
.product-group { margin-bottom: 96px; scroll-margin-top: 110px; }
.product-group-heading { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 18px; align-items: start; margin-bottom: 28px; padding-bottom: 18px; border-bottom: 1px solid var(--line); }
.product-group-number { padding-top: 4px; color: var(--violet); font-family: var(--mono); font-size: .75rem; font-weight: 600; letter-spacing: .1em; }
.product-group-heading h2 { margin: 0 0 8px; color: var(--ink); font-family: var(--display); font-size: clamp(1.75rem, 3vw, 2.45rem); font-weight: 500; letter-spacing: -.05em; }
.product-group-heading p { max-width: 760px; margin: 0; color: var(--muted); font-size: .92rem; font-weight: 300; line-height: 1.75; }
.product-catalog-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }

.product-catalog-card { display: grid; min-width: 0; overflow: hidden; border: 1px solid var(--line); border-radius: 24px; background: #fff; box-shadow: 0 12px 30px rgba(15,23,42,.045); }
.product-catalog-card-horizontal { grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr); min-height: 360px; }
.product-catalog-media { position: relative; display: block; height: 250px; overflow: hidden; background: #0f2743; }
.product-catalog-media img { display: block; width: 100%; height: 100%; object-fit: cover; transition: transform .8s cubic-bezier(.16,1,.3,1); }
.product-catalog-media:hover img { transform: scale(1.04); }
.product-catalog-media-meeting { background: #0b2c68; }
.product-catalog-copy { display: flex; min-width: 0; flex-direction: column; align-items: flex-start; padding: 30px 32px 32px; }
.product-catalog-card-horizontal .product-catalog-copy { justify-content: center; }
.product-catalog-badge { display: inline-flex; align-items: center; min-height: 25px; margin-bottom: 15px; padding: 4px 9px; color: var(--blue); border: 1px solid #dbeafe; border-radius: 999px; background: #eff6ff; font-size: .68rem; font-weight: 600; line-height: 1; }
.product-catalog-card:nth-child(2) .product-catalog-badge, .product-catalog-card-horizontal .product-catalog-badge { color: var(--violet); border-color: #ede9fe; background: #f5f3ff; }
.product-catalog-copy h3 { margin: 0 0 13px; color: var(--ink); font-family: var(--display); font-size: clamp(1.55rem, 2.4vw, 2.1rem); font-weight: 500; line-height: 1.2; letter-spacing: -.045em; }
.product-catalog-copy h3 small { color: var(--muted); font-size: .58em; font-weight: 400; letter-spacing: 0; }
.product-catalog-copy > p { margin: 0; color: var(--muted); font-size: .92rem; font-weight: 300; line-height: 1.85; }
.product-catalog-copy .product-points { margin-top: 22px; }
.product-catalog-copy .product-detail-link { margin-top: auto; }
.product-catalog-grid-single { grid-template-columns: minmax(0, 1fr); }
.product-catalog-grid-single .product-catalog-media { height: 100%; min-height: 360px; }
.product-category-hardware .product-category-link { color: var(--faint); font-family: var(--mono); font-size: .68rem; font-weight: 600; letter-spacing: .08em; }
.product-pending-card { display: grid; align-content: center; justify-items: start; gap: 11px; min-height: 236px; padding: 42px 46px; border: 1px solid #e2e8f0; border-radius: 24px; background: linear-gradient(135deg, #f8fafc 0%, #fff 72%); box-shadow: 0 12px 30px rgba(15,23,42,.035); }
.product-pending-label { color: var(--violet); font-family: var(--mono); font-size: .66rem; font-weight: 600; letter-spacing: .14em; }
.product-pending-card strong { color: var(--ink); font-family: var(--display); font-size: clamp(2rem, 4vw, 3.1rem); font-weight: 500; letter-spacing: -.05em; line-height: 1.1; }
.product-pending-card p { margin: 0; color: var(--muted); font-size: .92rem; font-weight: 300; line-height: 1.8; }
.footer-product-pending { color: var(--faint); font-size: .8rem; font-weight: 300; }

@media (max-width: 900px) {
  .product-finder-heading { align-items: flex-start; flex-direction: column; gap: 4px; margin-bottom: 14px; }
  .product-category-nav { grid-template-columns: 1fr; gap: 12px; margin-bottom: 68px; }
  .product-category-card { grid-template-columns: auto auto minmax(0, 1fr); min-height: 120px; padding: 21px 22px; gap: 14px; }
  .product-category-link { grid-column: 3; justify-self: start; }
  .product-group { margin-bottom: 72px; scroll-margin-top: 96px; }
  .product-group-heading { gap: 14px; margin-bottom: 22px; }
  .product-catalog-grid { grid-template-columns: 1fr; gap: 16px; }
  .product-catalog-card-horizontal { grid-template-columns: 1fr; }
  .product-catalog-card-horizontal .product-catalog-media { height: 260px; min-height: 0; }
}

@media (max-width: 600px) {
  .product-pending-card { min-height: 190px; padding: 32px 24px; border-radius: 20px; }
  .product-pending-card strong { font-size: 2.25rem; }
  .product-pending-card p { font-size: .84rem; }
  .product-category-hardware .product-category-link { font-size: .62rem; }
  .product-category-card { grid-template-columns: auto minmax(0, 1fr); grid-template-areas: "number copy" "icon link"; align-items: center; padding: 18px; }
  .product-category-number { grid-area: number; }
  .product-category-icon { grid-area: icon; width: 46px; height: 46px; border-radius: 14px; }
  .product-category-copy { grid-area: copy; }
  .product-category-copy strong { font-size: 1.1rem; }
  .product-category-copy small { font-size: .74rem; }
  .product-category-link { grid-area: link; grid-column: auto; font-size: .76rem; }
  .product-group-heading { grid-template-columns: auto minmax(0, 1fr); gap: 12px; }
  .product-group-heading h2 { font-size: 1.85rem; }
  .product-group-heading p { font-size: .84rem; line-height: 1.75; }
  .product-catalog-media { height: 220px; }
  .product-catalog-card-horizontal .product-catalog-media { height: 220px; }
  .product-catalog-copy { padding: 25px 23px 28px; }
  .product-catalog-copy h3 { font-size: 1.75rem; }
  .product-catalog-copy > p { font-size: .86rem; line-height: 1.8; }
}

.bdm-hero { display: grid; grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr); align-items: center; gap: 56px; margin-bottom: 112px; padding-bottom: 64px; border-bottom: 1px solid var(--line); }
.bdm-hero-copy { min-width: 0; }
.bdm-product-identity { display: block; margin-bottom: 28px; }
.bdm-product-identity-row { display: flex; align-items: center; gap: 20px; }
.bdm-product-logo { display: block; flex: 0 0 auto; width: 84px; height: 84px; border-radius: 0; object-fit: contain; filter: drop-shadow(0 7px 9px rgba(48,43,39,.1)); }
.bdm-hero-kicker { display: block; margin: 0 0 14px; color: var(--blue); font-family: var(--mono); font-size: .72rem; font-weight: 600; letter-spacing: .1em; }
.bdm-section-kicker { display: inline-block; margin-bottom: 20px; color: var(--blue); font-family: var(--mono); font-size: .72rem; font-weight: 600; letter-spacing: .1em; }
.bdm-hero-copy h1 { max-width: 720px; margin: 0; color: var(--ink); font-family: var(--display); font-size: clamp(3rem, 6vw, 5.5rem); font-weight: 500; line-height: 1.05; letter-spacing: -.065em; }
.bdm-hero-subtitle { margin: 0 0 24px; color: var(--ink-soft); font-family: var(--display); font-size: clamp(1.15rem, 2vw, 1.55rem); font-weight: 400; line-height: 1.4; }
.bdm-hero-copy-body { width: 100%; margin: 0; }
.bdm-hero-lead { max-width: 520px; margin: 0; color: var(--muted); font-size: 1.08rem; font-weight: 300; line-height: 1.95; }
.bdm-hero-actions { display: flex; align-items: center; gap: 14px; margin-top: 30px; }
.bdm-hero-actions .secondary-button { border: 1px solid var(--line); }
.bdm-hero-visual { position: relative; min-width: 0; min-height: 470px; }
.bdm-hero-image { position: relative; z-index: 1; padding: 13px; border: 1px solid #dbeafe; border-radius: 28px; background: linear-gradient(135deg, #eff6ff, #ffffff 65%); box-shadow: 0 22px 48px rgba(15,23,42,.1); }
.bdm-hero-image img { display: block; width: 100%; height: auto; border-radius: 18px; object-fit: contain; }
.bdm-hero-caption { position: absolute; right: 26px; bottom: 30px; z-index: 3; display: grid; gap: 4px; max-width: 240px; padding: 13px 15px; border: 1px solid rgba(255,255,255,.45); border-radius: 12px; background: rgba(15,39,67,.82); box-shadow: 0 12px 28px rgba(15,23,42,.14); }
.bdm-hero-caption strong { color: white; font-size: .86rem; font-weight: 600; line-height: 1.4; }
.bdm-hero-caption span { color: rgba(255,255,255,.72); font-size: .7rem; font-weight: 300; line-height: 1.5; }
.bdm-hero-secondary { position: absolute; left: -48px; bottom: -48px; z-index: 2; width: 43%; padding: 7px; border: 1px solid #c4b5fd; border-radius: 16px; background: #f5f3ff; box-shadow: 0 18px 34px rgba(15,23,42,.13); transform: rotate(-3deg); }
.bdm-hero-secondary img { display: block; width: 100%; height: auto; border-radius: 10px; object-fit: contain; }
.bdm-step-icon, .bdm-capability-icon, .bdm-gallery-caption-icon { display: inline-flex; align-items: center; justify-content: center; color: var(--blue); }
.bdm-icon-economy { color: #0e7490; }
.bdm-icon-security { color: var(--violet); }
.bdm-step-number { display: block; margin-bottom: 22px; color: var(--violet); font-family: var(--mono); font-size: .78rem; font-weight: 600; letter-spacing: .08em; }
.bdm-device-preview { margin-bottom: 120px; }
.bdm-device-preview .bdm-section-heading { max-width: 860px; }
.bdm-device-preview-grid { display: grid; grid-template-columns: minmax(0, .82fr) minmax(0, 1fr) minmax(0, 1.32fr); gap: 24px; align-items: end; }
.bdm-device-card { min-width: 0; }
.bdm-device-stage { display: flex; min-height: 0; align-items: center; justify-content: center; padding: 12px 0 0; overflow: visible; }
.bdm-device { position: relative; width: 100%; }
.bdm-device-bezel { position: relative; padding: 10px; border: 1px solid #cbd5e1; background: #e2e8f0; box-shadow: 0 20px 32px rgba(15,23,42,.14); }
.bdm-device-screen { position: relative; width: 100%; aspect-ratio: 1194 / 746; overflow: hidden; background: #075cc1; }
.bdm-device-screen img { display: block; width: 100%; height: 100%; object-position: center center; object-fit: contain; }
.tablet-device { width: min(100%, 286px); transform: rotate(-2deg); }
.tablet-device .bdm-device-bezel { padding: 11px; border-color: #020617; border-radius: 28px; background: #111827; box-shadow: 0 18px 30px rgba(15,23,42,.2); }
.tablet-device .bdm-device-bezel::after { position: absolute; right: 50%; bottom: 4px; width: 5px; height: 5px; border: 1px solid #64748b; border-radius: 50%; background: #334155; content: ''; transform: translateX(50%); }
.tablet-device .bdm-device-screen { border-radius: 17px; }
.tablet-device .bdm-device-screen img { object-fit: contain; }
.desktop-device { width: min(100%, 410px); }
.desktop-device .bdm-device-bezel { padding: 12px; border-color: #0f172a; border-radius: 16px; background: #1e293b; box-shadow: 0 22px 36px rgba(15,23,42,.2); }
.desktop-device .bdm-device-screen { border-radius: 5px; }
.desktop-device .bdm-device-screen img { object-fit: contain; }
.bdm-device-camera { position: absolute; top: 5px; left: 50%; z-index: 2; width: 4px; height: 4px; border-radius: 50%; background: #64748b; transform: translateX(-50%); }
.bdm-device-stand { width: 16%; height: 22px; margin: 0 auto; background: linear-gradient(to right, #94a3b8, #cbd5e1 50%, #94a3b8); clip-path: polygon(35% 0, 65% 0, 100% 100%, 0 100%); }
.bdm-device-base { width: 36%; height: 7px; margin: 0 auto; border-radius: 999px; background: #94a3b8; box-shadow: 0 3px 5px rgba(15,23,42,.12); }
.projector-device { width: 100%; }
.projector-device .bdm-device-bezel { padding: 11px; border-color: #0f172a; border-radius: 11px; background: #1e293b; box-shadow: 0 24px 38px rgba(15,23,42,.2); }
.projector-device .bdm-device-screen { border-radius: 3px; }
.projector-device .bdm-device-screen img { object-fit: contain; }
.bdm-device-projector-bar { width: 44%; height: 8px; margin: 9px auto 0; border-radius: 0 0 8px 8px; background: #334155; box-shadow: 0 5px 8px rgba(15,23,42,.13); }
.bdm-device-card-caption { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 14px; align-items: start; margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--line); }
.bdm-device-card-number { color: var(--violet); font-family: var(--mono); font-size: .75rem; font-weight: 600; letter-spacing: .08em; }
.bdm-device-card-caption h3 { margin: 0 0 7px; color: var(--ink); font-family: var(--display); font-size: 1.15rem; font-weight: 500; letter-spacing: -.025em; }
.bdm-device-card-caption p { margin: 0; color: var(--muted); font-size: .78rem; font-weight: 300; line-height: 1.75; }
.bdm-device-interface-preview { margin-top: 58px; padding-top: 30px; border-top: 1px solid var(--line); scroll-margin-top: 116px; }
.bdm-device-interface-heading { display: grid; grid-template-columns: 180px minmax(0, 1fr); gap: 24px; align-items: start; margin-bottom: 25px; }
.bdm-device-interface-heading h3 { margin: 0 0 8px; color: var(--ink); font-family: var(--display); font-size: clamp(1.55rem, 2.5vw, 2.1rem); font-weight: 500; line-height: 1.2; letter-spacing: -.04em; }
.bdm-device-interface-heading p { max-width: 680px; margin: 0; color: var(--muted); font-size: .9rem; font-weight: 300; line-height: 1.8; }
.bdm-device-interface-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
.bdm-device-card-management .bdm-device-stage { padding-top: 0; }
.bdm-device-card-management .desktop-device { width: 100%; }
.bdm-device-card-management .bdm-device-bezel { padding: 7px; border-radius: 11px; }
.bdm-device-card-management .bdm-device-screen { aspect-ratio: 16 / 9; background: #eaf1f7; }
.bdm-device-card-management .bdm-device-screen img { background: #f8fbff; object-fit: fill; }
.bdm-device-card-management .bdm-device-card-caption { gap: 9px; margin-top: 14px; padding-top: 12px; }
.bdm-device-card-management .bdm-device-card-caption h3 { font-size: .96rem; }
.bdm-device-card-management .bdm-device-card-caption p { font-size: .72rem; line-height: 1.6; }
.bdm-device-card-tablet-client .bdm-device-stage { padding-top: 0; }
.bdm-device-card-tablet-client .tablet-device { width: 100%; transform: none; }
.bdm-device-card-tablet-client .bdm-device-bezel { padding: 7px; border-radius: 14px; }
.bdm-device-card-tablet-client .bdm-device-screen { aspect-ratio: 16 / 9; border-radius: 8px; background: #eaf1f7; }
.bdm-device-card-tablet-client .bdm-device-screen img { background: #f8fbff; object-fit: fill; }
.bdm-device-card-tablet-client .bdm-device-card-caption { gap: 9px; margin-top: 14px; padding-top: 12px; }
.bdm-device-card-tablet-client .bdm-device-card-caption h3 { font-size: .96rem; }
.bdm-device-card-tablet-client .bdm-device-card-caption p { font-size: .72rem; line-height: 1.6; }
.bdm-workflow, .bdm-scenes, .bdm-capabilities { margin-bottom: 120px; }
.bdm-section-heading { max-width: 780px; margin-bottom: 38px; }
.bdm-mobile-break { display: none; }
.bdm-section-heading h2 { margin: 0 0 14px; color: var(--ink); font-family: var(--display); font-size: clamp(2.1rem, 4vw, 3.4rem); font-weight: 500; line-height: 1.15; letter-spacing: -.055em; }
.bdm-section-heading p { max-width: 700px; margin: 0; color: var(--muted); font-size: 1rem; font-weight: 300; line-height: 1.85; }
.bdm-workflow { display: grid; grid-template-columns: minmax(260px, .72fr) minmax(0, 1.28fr); gap: 72px; align-items: start; }
.bdm-workflow-content { display: grid; grid-template-columns: minmax(0, 1.06fr) minmax(240px, .94fr); gap: 34px; align-items: center; }
.bdm-workflow-grid { display: grid; grid-template-columns: 1fr; gap: 0; }
.bdm-workflow-grid article { padding: 24px 0 0; border-top: 1px solid var(--line); }
.bdm-workflow-grid article + article { padding-top: 27px; }
.bdm-step-icon { width: 38px; height: 38px; margin-bottom: 15px; }
.bdm-step-icon svg { width: 30px; height: 30px; }
.bdm-workflow-grid article:nth-child(2) .bdm-step-icon { color: var(--violet); }
.bdm-workflow-grid article h3 { margin: 0 0 11px; color: var(--ink); font-family: var(--display); font-size: 1.55rem; font-weight: 500; letter-spacing: -.035em; }
.bdm-workflow-grid article p { margin: 0; color: var(--muted); font-size: .88rem; font-weight: 300; line-height: 1.85; }
.bdm-step-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 20px; }
.bdm-step-tags span { padding: 6px 9px; color: var(--ink-soft); border: 1px solid var(--line); border-radius: 999px; background: var(--surface); font-size: .68rem; line-height: 1; }
.bdm-workflow-art { display: flex; min-width: 0; min-height: 280px; align-items: center; justify-content: center; margin: 0; }
.bdm-workflow-art img { display: block; width: 100%; max-width: 430px; height: auto; object-fit: contain; }
.bdm-features { margin-bottom: 120px; scroll-margin-top: 116px; }
.bdm-feature-table-wrap { max-width: 100%; overflow-x: auto; border: 1px solid var(--line); border-radius: 18px; background: white; }
.bdm-feature-table { width: 100%; min-width: 980px; border-collapse: collapse; table-layout: fixed; }
.bdm-feature-table th, .bdm-feature-table td { padding: 16px 18px; border-bottom: 1px solid var(--line-soft); text-align: left; vertical-align: top; }
.bdm-feature-table thead th { color: var(--ink-soft); background: #f4f8fc; font-size: .78rem; font-weight: 600; line-height: 1.45; }
.bdm-feature-table thead th:nth-child(1) { width: 12%; }
.bdm-feature-table thead th:nth-child(2) { width: 16%; }
.bdm-feature-table thead th:nth-child(3) { width: 24%; }
.bdm-feature-table thead th:nth-child(4) { width: 48%; }
.bdm-feature-table tbody tr:not(.bdm-feature-endpoint-row):hover { background: #fbfdff; }
.bdm-feature-table tbody tr:last-child td, .bdm-feature-table tbody tr:last-child th { border-bottom: 0; }
.bdm-feature-table tbody td:first-child { color: var(--blue); font-family: var(--mono); font-size: .72rem; font-weight: 600; letter-spacing: .04em; }
.bdm-feature-table tbody th { color: var(--ink); font-size: .86rem; font-weight: 600; line-height: 1.55; }
.bdm-feature-table tbody td:nth-child(3) { color: var(--ink-soft); font-size: .84rem; font-weight: 500; line-height: 1.7; }
.bdm-feature-table tbody td:nth-child(4) { color: var(--muted); font-size: .82rem; font-weight: 300; line-height: 1.8; }
.bdm-feature-table .bdm-feature-endpoint-row th { padding: 18px 20px; border-bottom: 1px solid #dbeafe; background: linear-gradient(90deg, #f4f8ff, #fbfdff); }
.bdm-feature-endpoint-row th > span, .bdm-feature-endpoint-row th > strong { display: inline-block; vertical-align: baseline; }
.bdm-feature-endpoint-index { margin-right: 18px; color: var(--blue); font-family: var(--mono); font-size: .72rem; font-weight: 600; letter-spacing: .1em; }
.bdm-feature-endpoint-row strong { margin-right: 16px; color: var(--ink); font-family: var(--display); font-size: 1.05rem; font-weight: 600; }
.bdm-feature-endpoint-row th > span:last-child { color: var(--muted); font-size: .78rem; font-weight: 300; line-height: 1.6; }
.bdm-gallery { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 18px; }
.bdm-gallery figure { display: flex; grid-column: span 4; min-width: 0; flex-direction: column; margin: 0; overflow: hidden; border: 1px solid var(--line); border-radius: 18px; background: white; }
.bdm-gallery figure img { display: block; width: 100%; height: 190px; object-fit: cover; }
.bdm-gallery .bdm-gallery-feature { grid-column: span 8; grid-row: span 2; }
.bdm-gallery .bdm-gallery-feature img { height: 442px; }
.bdm-gallery figcaption { display: grid; grid-template-columns: 24px minmax(0, 1fr); gap: 4px 9px; align-items: center; padding: 14px 16px 16px; }
.bdm-gallery-caption-icon { grid-row: 1 / span 2; width: 24px; height: 24px; color: var(--blue); }
.bdm-gallery-caption-icon svg { width: 21px; height: 21px; }
.bdm-gallery figcaption > span:not(.bdm-gallery-caption-icon) { grid-column: 2; }
.bdm-gallery figcaption strong { color: var(--ink); font-size: .86rem; font-weight: 600; line-height: 1.45; }
.bdm-gallery figcaption span { color: var(--muted); font-size: .72rem; font-weight: 300; line-height: 1.5; }
.bdm-interface-group-index { padding-top: 8px; color: var(--blue); font-family: var(--mono); font-size: .72rem; font-weight: 600; letter-spacing: .1em; }
.bdm-scenes-gallery { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.bdm-scenes-gallery figure { grid-column: auto; }
.bdm-scenes-gallery figure img { height: auto; aspect-ratio: 16 / 9; object-fit: cover; }
.bdm-capability-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--line); }
.bdm-capability-list article { min-width: 0; padding: 28px 28px 0 0; border-right: 1px solid var(--line); }
.bdm-capability-list article + article { padding-left: 28px; }
.bdm-capability-list article:last-child { border-right: 0; }
.bdm-capability-top { display: flex; align-items: baseline; gap: 14px; margin-bottom: 21px; }
.bdm-capability-top > span:not(.bdm-capability-icon) { color: var(--violet); font-family: var(--mono); font-size: .75rem; font-weight: 600; }
.bdm-capability-icon { width: 30px; height: 30px; flex: 0 0 auto; color: var(--blue); }
.bdm-capability-icon svg { width: 28px; height: 28px; }
.bdm-capability-top h3 { margin: 0; color: var(--ink); font-family: var(--display); font-size: 1.65rem; font-weight: 500; letter-spacing: -.035em; }
.bdm-capability-list ul { display: grid; gap: 10px; margin: 0; padding: 0; list-style: none; }
.bdm-capability-list li { position: relative; padding-left: 15px; color: var(--muted); font-size: .84rem; font-weight: 300; line-height: 1.75; }
.bdm-capability-list li::before { position: absolute; left: 0; top: .72em; width: 4px; height: 4px; border-radius: 50%; background: var(--blue); content: ''; }
.bdm-capability-art { margin: 27px 0 0; padding-top: 21px; border-top: 1px solid var(--line-soft); }
.bdm-capability-art img { display: block; width: 100%; height: 190px; object-fit: contain; }
.bdm-contact { display: grid; grid-template-columns: minmax(0, 1fr) auto auto; align-items: center; gap: 34px; padding: 38px 42px; border: 1px solid #dbeafe; border-radius: 24px; background: linear-gradient(135deg, #f8fbff, #fff 72%); box-shadow: 0 12px 30px rgba(37,99,235,.045); }
.bdm-contact .bdm-section-kicker { margin-bottom: 14px; }
.bdm-contact h2 { margin: 0 0 10px; color: var(--ink); font-family: var(--display); font-size: clamp(1.7rem, 3vw, 2.45rem); font-weight: 500; letter-spacing: -.045em; }
.bdm-contact p { max-width: 560px; margin: 0; color: var(--muted); font-size: .9rem; font-weight: 300; line-height: 1.8; }
.bdm-phone { display: inline-block; margin-top: 16px; color: var(--ink); font-family: var(--mono); font-size: .92rem; font-weight: 600; letter-spacing: .04em; }
.bdm-contact-actions { display: flex; align-items: center; gap: 12px; }
.bdm-contact-actions .secondary-button { border: 1px solid var(--line); }
.bdm-contact-qr { display: grid; justify-items: center; gap: 7px; }
.bdm-contact-qr img { display: block; width: 104px; height: 104px; padding: 5px; border: 1px solid #dbeafe; background: white; }
.bdm-contact-qr span { color: var(--muted); font-size: .7rem; font-weight: 500; white-space: nowrap; }

@media (max-width: 1100px) {
  .bdm-hero { gap: 38px; }
  .bdm-hero-visual { min-height: 420px; }
  .bdm-device-preview-grid { gap: 16px; }
  .bdm-device-stage { min-height: 0; padding: 12px 0 0; }
  .bdm-device-card-caption { gap: 10px; }
  .bdm-workflow { gap: 42px; }
  .bdm-contact { gap: 24px; padding-inline: 30px; }
}

@media (max-width: 900px) {
  .bdm-hero { grid-template-columns: 1fr; gap: 48px; margin-bottom: 88px; padding-bottom: 48px; }
  .bdm-hero-copy-body { width: 100%; margin-left: 0; }
  .bdm-hero-visual { order: -1; min-height: 0; }
  .bdm-hero-secondary { right: 28px; bottom: -40px; left: auto; width: 38%; }
  .bdm-hero-caption { right: 20px; bottom: 22px; }
  .bdm-device-preview { margin-bottom: 88px; }
  .bdm-device-preview-grid { gap: 14px; }
  .bdm-device-stage { min-height: 0; padding: 12px 0 0; border-radius: 0; }
  .bdm-device-card-caption { grid-template-columns: 1fr; gap: 7px; margin-top: 15px; padding-top: 12px; }
  .bdm-device-card-caption h3 { font-size: 1rem; }
  .bdm-device-card-caption p { font-size: .7rem; line-height: 1.65; }
  .bdm-device-interface-heading { grid-template-columns: 132px minmax(0, 1fr); gap: 18px; }
  .bdm-device-interface-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
  .bdm-workflow { grid-template-columns: 1fr; gap: 34px; margin-bottom: 88px; }
  .bdm-workflow-content { grid-template-columns: 1fr; gap: 28px; }
  .bdm-workflow-art { min-height: 220px; }
  .bdm-workflow-art img { max-width: 440px; }
  .bdm-features { margin-bottom: 88px; }
  .bdm-feature-table th, .bdm-feature-table td { padding: 14px 15px; }
  .bdm-feature-table tbody td:nth-child(4) { font-size: .78rem; }
  .bdm-scenes, .bdm-capabilities { margin-bottom: 88px; }
  .bdm-gallery figure, .bdm-gallery .bdm-gallery-feature { grid-column: span 6; grid-row: auto; }
  .bdm-gallery .bdm-gallery-feature img, .bdm-gallery figure img { height: 240px; }
  .bdm-capability-list { grid-template-columns: 1fr; }
  .bdm-capability-list article, .bdm-capability-list article + article { padding: 24px 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .bdm-capability-list article:last-child { border-bottom: 0; }
  .bdm-contact { grid-template-columns: minmax(0, 1fr) auto; }
  .bdm-contact-qr { grid-column: 2; grid-row: 1 / span 2; }
  .bdm-contact-actions { grid-column: 1; }
}

@media (max-width: 600px) {
  .bdm-product-identity { margin-bottom: 24px; }
  .bdm-product-identity-row { gap: 14px; }
  .bdm-product-logo { width: 68px; height: 68px; }
  .bdm-hero-kicker { font-size: .64rem; letter-spacing: .06em; }
  .bdm-hero-copy h1 { font-size: clamp(2.2rem, 10vw, 3rem); line-height: 1.08; letter-spacing: -.055em; }
  .bdm-hero-subtitle { font-size: 1.08rem; }
  .bdm-hero-lead { font-size: .96rem; line-height: 1.85; }
  .bdm-hero-actions { align-items: stretch; flex-direction: column; }
  .bdm-hero-actions .primary-button, .bdm-hero-actions .secondary-button { width: 100%; }
  .bdm-hero-secondary { right: 16px; bottom: -26px; width: 43%; }
  .bdm-hero-caption { right: 12px; bottom: 14px; max-width: 170px; padding: 10px 11px; }
  .bdm-hero-caption strong { font-size: .72rem; }
  .bdm-hero-caption span { font-size: .62rem; }
  .bdm-section-heading h2 { font-size: 2.2rem; }
  .bdm-mobile-break { display: block; }
  .bdm-section-heading p { font-size: .9rem; }
  .bdm-device-preview-grid { grid-template-columns: 1fr; gap: 34px; }
  .bdm-device-stage { min-height: 0; padding: 28px 0 0; border-radius: 0; }
  .tablet-device { width: min(82%, 360px); }
  .desktop-device { width: min(94%, 520px); }
  .projector-device { width: 100%; }
  .bdm-device-card-caption { grid-template-columns: auto minmax(0, 1fr); gap: 14px; margin-top: 18px; padding-top: 15px; }
  .bdm-device-card-caption h3 { font-size: 1.15rem; }
  .bdm-device-card-caption p { font-size: .78rem; line-height: 1.75; }
  .bdm-workflow-art { min-height: 200px; }
  .bdm-feature-table { min-width: 900px; }
  .bdm-feature-table th, .bdm-feature-table td { padding: 13px 14px; }
  .bdm-feature-table thead th { font-size: .72rem; }
  .bdm-feature-table tbody th, .bdm-feature-table tbody td:nth-child(3) { font-size: .78rem; }
  .bdm-feature-table tbody td:nth-child(4) { font-size: .74rem; line-height: 1.7; }
  .bdm-feature-endpoint-row th { padding: 16px 14px !important; }
  .bdm-feature-endpoint-row strong { font-size: .98rem; }
  .bdm-feature-endpoint-row th > span:last-child { display: block; margin-top: 6px; }
  .bdm-capability-art { margin-top: 23px; padding-top: 18px; }
  .bdm-capability-art img { height: 220px; }
  .bdm-workflow-grid { grid-template-columns: 1fr; gap: 18px; }
  .bdm-gallery { grid-template-columns: 1fr; gap: 14px; }
  .bdm-gallery figure, .bdm-gallery .bdm-gallery-feature { grid-column: auto; }
  .bdm-gallery .bdm-gallery-feature img, .bdm-gallery figure img { height: 220px; }
  .bdm-device-interface-heading { grid-template-columns: 1fr; gap: 7px; margin-bottom: 20px; }
  .bdm-interface-group-index { padding-top: 0; }
  .bdm-device-interface-preview { margin-top: 42px; padding-top: 24px; }
  .bdm-device-interface-grid { grid-template-columns: 1fr; gap: 26px; }
  .bdm-contact { grid-template-columns: 1fr; gap: 24px; padding: 28px 24px; }
  .bdm-contact-qr { grid-column: auto; grid-row: auto; justify-items: start; }
  .bdm-contact-actions { grid-column: auto; align-items: stretch; flex-direction: column; }
  .bdm-contact-actions .primary-button, .bdm-contact-actions .secondary-button { width: 100%; }
}

.detail-layout { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); margin-bottom: 120px; border-top: 1px solid var(--line); border-left: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.detail-media { position: relative; min-height: 470px; overflow: hidden; border-right: 1px solid var(--line); background: var(--surface); }
.detail-media img { position: absolute; inset: 0; width: 100%; height: 100%; display: block; object-fit: cover; opacity: .85; mix-blend-mode: multiply; }
.detail-media.dark { background: #0f172a; }
.detail-media.dark img { opacity: .67; mix-blend-mode: luminosity; }
.detail-copy { display: flex; flex-direction: column; justify-content: center; padding: 64px; border-right: 1px solid var(--line); background: white; }
.detail-title { margin: 0 0 25px; font-family: var(--display); font-size: clamp(2.5rem, 4.2vw, 3.7rem); font-weight: 500; line-height: 1.12; letter-spacing: -.05em; }
.detail-lead { margin: 0 0 34px; color: var(--muted); font-size: 1.05rem; font-weight: 300; line-height: 1.85; }
.detail-specs { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 17px 28px; margin-bottom: 42px; padding-top: 25px; border-top: 1px solid var(--line-soft); }
.spec { display: flex; align-items: center; gap: 11px; color: var(--ink-soft); font-size: .84rem; font-weight: 300; }
.spec .icon { color: var(--faint); }
.detail-actions { display: flex; align-items: center; gap: 15px; margin-top: auto; }
.primary-button, .secondary-button { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 48px; padding: 0 22px; font-size: .86rem; font-weight: 600; transition: transform .2s ease, background .2s ease, border-color .2s ease; }
.primary-button { color: white; background: var(--ink); }
.primary-button:hover { background: #1e293b; transform: translateY(-1px); }
.secondary-button { color: var(--ink-soft); border: 1px solid var(--line); background: white; }
.secondary-button:hover { border-color: #cbd5e1; background: var(--surface); transform: translateY(-1px); }

/* The client-case layout is defined in the page-scoped block at the end of this stylesheet. */

.about-grid, .ai-card-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); margin-bottom: 96px; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.about-card, .ai-card { position: relative; min-height: 290px; padding: 56px; overflow: hidden; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: white; }
.about-card::before, .ai-card::before { content: ''; position: absolute; inset: 0; pointer-events: none; opacity: 0; background: linear-gradient(135deg, rgba(248,250,252,.9), transparent 65%); transition: opacity .6s ease; }
.about-card:hover::before, .ai-card:hover::before { opacity: 1; }
.about-card > *, .ai-card > * { position: relative; z-index: 1; }
.about-card .icon, .ai-card .icon { margin-bottom: 31px; color: #1e293b; }
.about-card h2, .ai-card h2, .ai-card h3 { margin: 0 0 16px; font-family: var(--display); font-size: 1.8rem; font-weight: 500; line-height: 1.3; letter-spacing: -.035em; }
.about-card p, .ai-card p { margin: 0; color: var(--muted); font-size: 1.05rem; font-weight: 300; line-height: 1.85; }
.about-page .about-contact-first { margin-bottom: 96px; padding-bottom: 82px; border-bottom: 1px solid var(--line); }
.about-page .about-section-heading { display: grid; grid-template-columns: 56px minmax(0, 1fr); gap: 20px; align-items: start; margin-bottom: 34px; }
.about-page .about-section-number { padding-top: 5px; color: var(--blue); font-family: var(--mono); font-size: .75rem; font-weight: 600; letter-spacing: .1em; }
.about-page .about-section-heading h1, .about-page .about-section-heading h2 { margin: 0 0 9px; color: var(--ink); font-family: var(--display); font-size: clamp(2rem, 4vw, 3.4rem); font-weight: 500; line-height: 1.15; letter-spacing: -.05em; }
.about-page .about-section-heading p { margin: 0; color: var(--muted); font-size: 1rem; font-weight: 300; line-height: 1.7; }
.about-page .about-contact-heading { margin-bottom: 36px; }
.about-page .about-contact-layout { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(320px, .92fr); gap: 48px; align-items: stretch; }
.about-page .about-contact-details { display: flex; align-items: center; min-height: 260px; }
.about-page .about-contact-details .contact-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 32px 36px; align-content: center; width: 100%; }
.about-page .about-contact-details .contact-item { display: flex; flex-direction: column; gap: 11px; min-width: 0; }
.about-page .about-contact-details .contact-item-address { grid-column: 1 / -1; padding-bottom: 24px; border-bottom: 1px solid var(--line-soft); }
.about-page .about-contact-details .contact-item .icon { margin-bottom: 4px; color: var(--faint); }
.about-page .about-contact-details .contact-item h2 { margin: 0; color: var(--ink); font-size: 1.08rem; font-weight: 600; line-height: 1.4; }
.about-page .about-contact-details .contact-item p { margin: 0; color: var(--ink-soft); font-size: 1rem; font-weight: 300; line-height: 1.75; }
.about-page .about-contact-details .contact-item a { color: inherit; }
.about-page .about-contact-wechat { min-height: 260px; margin: 0; padding: 30px 34px; }
.about-page .about-contact-kicker { color: var(--blue); font-family: var(--sans); font-size: .78rem; font-weight: 600; letter-spacing: .02em; }
.about-page .about-contact-wechat .wechat-contact-title { font-size: clamp(1.7rem, 3vw, 2.25rem); }
.about-page .about-credentials-section { padding: 72px 0; border-bottom: 1px solid var(--line); }
.about-page .credential-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.about-page .credential-card { min-width: 0; overflow: hidden; border: 1px solid var(--line); background: white; box-shadow: 0 16px 34px rgba(15,23,42,.045); }
.about-page .credential-image-link { position: relative; display: flex; min-height: 360px; align-items: center; justify-content: center; padding: 26px; overflow: hidden; background: linear-gradient(145deg, #f8fbff, #f4f7f8 58%, #fffaf4); }
.about-page .credential-image-link::after { content: ''; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(135deg, rgba(255,255,255,.32), transparent 48%); opacity: .72; transition: opacity .35s ease; }
.about-page .credential-image-link:hover::after, .about-page .credential-image-link:focus-visible::after { opacity: .2; }
.about-page .credential-image-link img { position: relative; z-index: 1; display: block; width: 100%; max-width: 100%; height: auto; max-height: 330px; object-fit: contain; box-shadow: 0 18px 28px rgba(15,23,42,.13); transition: transform .45s cubic-bezier(.16,1,.3,1); }
.about-page .credential-image-link:hover img, .about-page .credential-image-link:focus-visible img { transform: scale(1.018); }
.about-page .credential-view-label { position: absolute; z-index: 2; right: 18px; bottom: 17px; padding: 8px 12px; border: 1px solid rgba(148,163,184,.48); border-radius: 999px; background: rgba(255,255,255,.86); color: var(--ink-soft); font-size: .7rem; font-weight: 600; line-height: 1.2; }
.about-page .credential-card-copy { padding: 21px 24px 24px; border-top: 1px solid var(--line-soft); }
.about-page .credential-card-kicker { display: block; margin-bottom: 10px; color: var(--blue); font-family: var(--mono); font-size: .62rem; font-weight: 600; letter-spacing: .1em; line-height: 1.4; }
.about-page .credential-card-copy h3 { margin: 0 0 7px; color: var(--ink); font-family: var(--display); font-size: 1.35rem; font-weight: 500; line-height: 1.35; letter-spacing: -.035em; }
.about-page .credential-card-copy p { margin: 0; color: var(--muted); font-size: .82rem; font-weight: 300; line-height: 1.6; }
.about-page .about-editorial-section { display: grid; grid-template-columns: 56px minmax(0, 760px); gap: 20px; align-items: start; padding: 72px 0; border-bottom: 1px solid var(--line); }
.about-page .about-editorial-content h2 { margin: 0 0 17px; color: var(--ink); font-family: var(--display); font-size: clamp(2rem, 3.5vw, 3rem); font-weight: 500; line-height: 1.2; letter-spacing: -.05em; }
.about-page .about-editorial-lead { margin: 0; color: var(--muted); font-size: 1.08rem; font-weight: 300; line-height: 1.95; }
.about-page .about-team-section { padding-top: 86px; }
.about-page .about-team-section .about-section-heading { margin-bottom: 34px; }
.about-page .about-team-section .about-grid { margin-bottom: 0; }
.about-page .about-team-section .about-card { min-height: 310px; }
.about-page .about-team-section .about-card h3 { margin: 0 0 16px; color: var(--ink); font-family: var(--display); font-size: 1.8rem; font-weight: 500; line-height: 1.3; letter-spacing: -.035em; }
.about-page .about-team-section .about-card p { font-size: 1rem; }

.contact-section { padding-top: 64px; border-top: 1px solid var(--line); }
.contact-section h2 { margin: 0 0 42px; font-family: var(--display); font-size: 2rem; font-weight: 500; letter-spacing: -.035em; }
.contact-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 32px; }
.contact-item { display: flex; flex-direction: column; gap: 11px; }
.contact-item .icon { color: var(--faint); }
.contact-item h3 { margin: 0; font-size: .93rem; }
.contact-item p { margin: 0; color: var(--muted); font-size: .82rem; font-weight: 300; line-height: 1.75; }
.contact-wechat-item .contact-wechat-qr { width: 132px; height: auto; margin-top: 4px; padding: 6px; border: 1px solid var(--line); background: white; }
.contact-wechat-item p span { color: var(--faint); }

.wechat-contact-card { display: flex; align-items: center; justify-content: space-between; gap: 36px; margin: 0 0 96px; padding: 34px 38px; border: 1px solid #dbeafe; border-radius: 24px; background: linear-gradient(135deg, #f8fbff 0%, #ffffff 68%); box-shadow: 0 12px 30px rgba(37,99,235,.045); }
.wechat-contact-copy { min-width: 0; }
.wechat-contact-kicker { display: inline-block; margin-bottom: 16px; color: var(--blue); font-family: var(--mono); font-size: .65rem; font-weight: 600; letter-spacing: .13em; }
.wechat-contact-title { margin: 0 0 11px; color: var(--ink); font-family: var(--display); font-size: clamp(1.75rem, 3vw, 2.5rem); font-weight: 500; line-height: 1.2; letter-spacing: -.045em; }
.wechat-contact-text { max-width: 560px; margin: 0; color: var(--muted); font-size: .94rem; font-weight: 300; line-height: 1.8; }
.wechat-contact-person { display: inline-block; margin-top: 18px; color: var(--ink-soft); font-size: .82rem; font-weight: 600; }
.wechat-contact-qr { display: grid; flex: 0 0 auto; justify-items: center; gap: 8px; }
.wechat-contact-qr img { display: block; width: 132px; height: auto; padding: 6px; border: 1px solid #dbeafe; background: white; }
.wechat-contact-qr span { color: var(--muted); font-size: .72rem; font-weight: 500; }
.service-detail-page .wechat-contact-card { margin-top: 36px; }

.ai-card.violet { background: white; }
.ai-card.violet .icon { color: var(--violet); }
.ai-card.dark { color: white; background: var(--ink); }
.ai-card.dark::before { background: linear-gradient(135deg, rgba(255,255,255,.08), transparent 65%); }
.ai-card.dark h3 { color: white; }
.ai-card.dark p { color: #94a3b8; }
.ai-card.dark .icon { color: #cbd5e1; }
.agent-badge { margin-bottom: 24px; }
.architecture { padding-top: 8px; }
.architecture-heading { margin-bottom: 44px; }
.architecture-heading h2 { margin: 0 0 15px; font-family: var(--display); font-size: clamp(2rem, 3.4vw, 2.8rem); font-weight: 500; letter-spacing: -.045em; }
.architecture-heading p { max-width: 680px; margin: 0; color: var(--muted); font-size: 1rem; font-weight: 300; line-height: 1.8; }
.architecture-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.architecture-card { position: relative; min-height: 220px; padding: 31px; overflow: hidden; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: white; }
.architecture-card::before { content: ''; position: absolute; inset: 0; background: var(--surface); opacity: 0; transition: opacity .4s ease; }
.architecture-card:hover::before { opacity: 1; }
.architecture-card > * { position: relative; z-index: 1; }
.architecture-index { margin: 0 0 31px; color: #cbd5e1; font-family: var(--mono); font-size: 1.2rem; font-weight: 300; }
.architecture-card h3 { margin: 0 0 10px; font-size: .98rem; line-height: 1.45; }
.architecture-card p { margin: 0; color: var(--muted); font-size: .78rem; font-weight: 300; line-height: 1.75; }

.site-footer { flex: 0 0 auto; padding: 85px 0 40px; border-top: 1px solid var(--line); background: white; }
.footer-grid { display: grid; grid-template-columns: 2fr repeat(3, 1fr); gap: 42px; margin-bottom: 66px; }
.footer-brand { display: inline-flex; align-items: center; gap: 11px; margin-bottom: 28px; }
.footer-description { max-width: 360px; margin: 0; color: var(--muted); font-size: .83rem; font-weight: 300; line-height: 1.8; }
.footer-title { margin: 0 0 20px; font-size: .85rem; letter-spacing: .04em; }
.footer-links { display: grid; gap: 13px; margin: 0; padding: 0; list-style: none; color: var(--muted); font-size: .8rem; font-weight: 300; }
.footer-links a:hover { color: var(--ink); }
.footer-wechat { display: grid; justify-items: start; gap: 7px; padding-top: 1px; }
.footer-wechat-label { color: var(--ink-soft); font-size: .8rem; font-weight: 500; }
.footer-wechat-qr { display: block; width: 108px; height: auto; padding: 5px; border: 1px solid var(--line); background: white; }
.footer-wechat-note { color: var(--faint); font-size: .68rem; font-weight: 300; }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding-top: 25px; border-top: 1px solid var(--line-soft); color: var(--faint); font-size: .68rem; font-weight: 300; }
.footer-icp { margin-left: auto; }
.footer-icp a { color: inherit; }
.footer-icp a:hover { color: var(--ink); }

@media (max-width: 1120px) {
  .desktop-nav { gap: 16px; }
  .nav-link.nav-pill { padding-inline: 10px; }
  .header-actions { gap: 11px; }
  .contact-button { padding-inline: 13px; }
  .service-column + .service-column { padding-left: 34px; }
  .service-track { padding: 34px 26px 38px; }
  .service-detail-hero { gap: 38px; }
  .service-detail-scope-card { padding: 26px; }
  .products-hero { gap: 44px; }
  .product-feature-copy { padding: 48px 42px; }
  .product-secondary-body { padding: 30px 30px 34px; }
  .product-system-note { grid-template-columns: 150px minmax(0, 1fr); }
  .about-card, .ai-card, .detail-copy { padding: 42px; }
  .about-page .about-contact-layout { gap: 32px; }
  .about-page .about-contact-details .contact-grid { gap: 20px; }
}

@media (max-width: 900px) {
  :root { --header-height: 76px; --shell: calc(100% - 36px); }
  .desktop-nav { display: none; }
  .header-actions { display: flex; align-items: center; gap: 8px; margin-left: auto; }
  .header-actions .header-divider, .header-actions .contact-button { display: none; }
  .header-actions .icon-button { min-width: 44px; min-height: 44px; padding: 10px; }
  .menu-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .mobile-scrim { position: fixed; inset: 0; z-index: 51; display: block; background: rgba(15,23,42,.3); opacity: 0; visibility: hidden; pointer-events: none; transition: opacity .28s ease, visibility .28s ease; }
  .mobile-scrim.is-open { opacity: 1; visibility: visible; pointer-events: auto; }
  .mobile-panel { position: fixed; top: 0; right: 0; bottom: 0; left: auto; z-index: 52; display: flex; width: min(390px, calc(100vw - 42px)); height: 100dvh; flex-direction: column; gap: 0; padding: calc(22px + env(safe-area-inset-top)) 24px calc(26px + env(safe-area-inset-bottom)); overflow-y: auto; overscroll-behavior: contain; background: rgba(255,255,255,.985); border-left: 1px solid var(--line); box-shadow: -24px 0 65px rgba(15,23,42,.16); opacity: 0; visibility: hidden; pointer-events: none; transform: translate3d(100%,0,0); transition: opacity .28s ease, visibility .28s ease, transform .28s cubic-bezier(.16,1,.3,1); }
  .mobile-panel.is-open { opacity: 1; visibility: visible; pointer-events: auto; transform: translate3d(0,0,0); }
  .mobile-panel-head { display: flex; align-items: center; justify-content: space-between; min-height: 44px; margin-bottom: 12px; padding-bottom: 18px; border-bottom: 1px solid var(--line-soft); }
  .mobile-panel-label { color: var(--faint); font-family: var(--mono); font-size: .68rem; font-weight: 600; letter-spacing: .18em; }
  .mobile-panel-close { display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px; margin: -4px -8px -4px 0; color: var(--ink-soft); background: transparent; }
  .mobile-panel-close:hover { color: var(--ink); }
  .mobile-panel a { display: flex; align-items: center; justify-content: space-between; min-height: 58px; padding: 17px 4px; color: var(--ink-soft); border-bottom: 1px solid var(--line-soft); font-size: 1rem; font-weight: 600; }
  .mobile-panel a.is-active { color: var(--blue); }
  .mobile-panel .mobile-ai { color: var(--violet); }
  .home-hero { min-height: auto; padding: 96px 0 32px; }
  .cooperation-process { margin-top: 70px; padding-top: 48px; }
  .cooperation-process::after { right: -90px; width: 360px; height: 760px; opacity: .12; }
  .cooperation-process-layout { grid-template-columns: 1fr; gap: 48px; }
  .cooperation-process-intro { max-width: 620px; padding-left: 20px; border-left: 1px solid var(--line); }
  .cooperation-process-meta { max-width: 420px; margin-top: 34px; }
  .cooperation-process-steps::before { top: 28px; bottom: 28px; left: 28px; }
  .cooperation-step { grid-template-columns: 56px minmax(0, 1fr); gap: 20px; min-height: 0; padding-bottom: 28px; }
  .cooperation-step + .cooperation-step { padding-top: 28px; }
  .cooperation-step-marker { width: 56px; height: 56px; }
  .cooperation-step-scene { grid-column: 2; width: 100%; height: 124px; margin-top: 4px; border-radius: 18px; }
  .hero-lead-row { align-items: stretch; flex-direction: column; margin-bottom: 46px; }
  .hero-copy { width: 100%; }
  .hero-title { max-width: 680px; font-size: clamp(2.6rem, 9vw, 4rem); }
  .ai-entry { flex-basis: auto; min-height: 240px; }
  .service-triad { grid-template-columns: 1fr; }
  .service-column { min-height: auto; padding: 34px 0; }
  .service-column + .service-column { padding-left: 0; border-top: 1px solid var(--line); border-left: 0; }
  .service-columns { grid-template-columns: 1fr; }
  .service-track { padding: 36px 24px 42px; }
  .service-track-lead { min-height: 0; }
  .subpage { padding-top: 108px; }
  .breadcrumb { margin-bottom: 43px; }
  .page-heading { margin-bottom: 55px; }
  .services-page-heading { grid-template-columns: 1fr; gap: 28px; align-items: start; }
  .page-heading-wechat { justify-self: start; }
  .detail-layout, .about-grid, .ai-card-grid { grid-template-columns: 1fr; }
  .service-detail-hero { grid-template-columns: 1fr; align-items: start; gap: 42px; margin-bottom: 66px; }
  .service-detail-visual { min-height: 230px; }
  .service-detail-scope-grid { grid-template-columns: 1fr; }
  .products-hero { grid-template-columns: 1fr; gap: 34px; margin-bottom: 50px; }
  .product-feature { grid-template-columns: 1fr; }
  .product-feature-media { order: -1; min-height: 330px; }
  .product-feature-copy { padding: 44px 38px; }
  .product-secondary-grid { grid-template-columns: 1fr; }
  .product-secondary-media { height: 300px; }
  .product-secondary-body { min-height: 280px; }
  .product-system-note { grid-template-columns: 1fr; gap: 13px; }
  .about-page .about-contact-first { margin-bottom: 72px; padding-bottom: 60px; }
  .about-page .about-contact-layout { grid-template-columns: 1fr; gap: 28px; }
  .about-page .about-contact-details { min-height: 0; }
  .about-page .about-contact-details .contact-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
  .about-page .about-editorial-section { grid-template-columns: 48px minmax(0, 760px); gap: 16px; padding: 56px 0; }
  .about-page .about-editorial-content h2 { font-size: clamp(1.8rem, 5vw, 2.6rem); }
  .about-page .about-team-section { padding-top: 68px; }
  .about-page .about-team-section .about-grid { grid-template-columns: 1fr; }
  .about-page .about-team-section .about-card { min-height: 0; }
  .service-detail-section + .service-detail-section { margin-top: 68px; }
  .service-detail-section-heading { grid-template-columns: 48px minmax(0, 1fr); gap: 16px; }
  .service-detail-timeline { margin-left: 20px; padding-left: 30px; }
  .service-detail-step { grid-template-columns: 36px minmax(0, 1fr); gap: 12px; }
  .service-detail-step::before { left: -37px; }
  .detail-copy, .case-copy, .about-card, .ai-card { padding: 40px 34px; }
  .detail-media { min-height: 360px; border-right: 0; border-bottom: 1px solid var(--line); }
  .contact-grid { grid-template-columns: 1fr; gap: 27px; }
  .wechat-contact-card { align-items: flex-start; flex-direction: column; gap: 26px; padding: 28px 24px; }
  .wechat-contact-qr { justify-items: start; }
  .architecture-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-grid > :first-child { grid-column: 1 / -1; }
  .home-hero { min-height: auto; padding: 96px 0 32px; }
  .home-hero-shell { gap: 0; }
  .hero-spotlight { grid-template-columns: 1fr; gap: 28px; }
  .hero-title { max-width: none; font-size: clamp(2.8rem, 7vw, 4.4rem); white-space: nowrap; }
  .hero-focus { width: min(100%, 500px); justify-self: end; min-height: 390px; }
  .hero-capability-rail { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hero-capability-intro { grid-column: 1 / -1; min-height: 108px; }
  .service-column { min-height: 180px; }
  .cooperation-process { margin-top: 52px; padding: 52px 42px 48px; border-radius: 28px; }
  .cooperation-process-layout { gap: 52px; }
  .cooperation-step { grid-template-columns: 56px minmax(0, 1fr) 190px; gap: 18px; }
  .cooperation-step-scene { width: 190px; height: 112px; }
}

@media (max-width: 600px) {
  .services-page-heading { gap: 24px; }
  .about-page .about-contact-first { margin-bottom: 58px; padding-bottom: 48px; }
  .about-page .about-section-heading { grid-template-columns: 40px minmax(0, 1fr); gap: 12px; margin-bottom: 28px; }
  .about-page .about-section-heading h1, .about-page .about-section-heading h2 { font-size: clamp(1.9rem, 10vw, 2.8rem); }
  .about-page .about-section-heading p { font-size: .92rem; }
  .about-page .about-contact-heading { margin-bottom: 28px; }
  .about-page .about-contact-details .contact-grid { grid-template-columns: 1fr; gap: 24px; }
  .about-page .about-contact-wechat { min-height: 0; padding: 28px 24px; }
  .about-page .about-credentials-section { padding: 56px 0; }
  .about-page .credential-grid { grid-template-columns: 1fr; gap: 18px; }
  .about-page .credential-image-link { min-height: 320px; }
  .about-page .about-editorial-section { grid-template-columns: 1fr; gap: 10px; padding: 48px 0; }
  .about-page .about-editorial-section .about-section-number { padding-top: 0; }
  .about-page .about-editorial-content h2 { margin-bottom: 13px; font-size: 2.15rem; }
  .about-page .about-editorial-lead { font-size: .98rem; line-height: 1.85; }
  .about-page .about-team-section { padding-top: 58px; }
  .about-page .about-team-section .about-grid { grid-template-columns: 1fr; }
  .about-page .about-team-section .about-card { min-height: 0; }
  .page-heading-wechat { width: 100%; max-width: 280px; }
  .page-heading-wechat img { width: 76px; height: 76px; }
  .brand-logo { width: 34px; height: 34px; }
  .brand-name { font-size: 1.05rem; }
  .brand-subtitle { font-size: .48rem; }
  .hero-tech-signature { margin-top: 21px; gap: 10px; }
  .cooperation-process { margin-top: 58px; padding-top: 38px; }
  .cooperation-process::after { right: -130px; width: 280px; height: 620px; opacity: .09; }
  .cooperation-process-kicker { margin-bottom: 16px; font-size: .58rem; line-height: 1.5; }
  .cooperation-process-layout { gap: 34px; }
  .cooperation-process-intro { padding-left: 16px; }
  .cooperation-process-intro h2 { font-size: 2.2rem; }
  .cooperation-process-intro > p { font-size: .88rem; line-height: 1.8; }
  .cooperation-process-meta { gap: 12px; max-width: none; margin-top: 28px; }
  .cooperation-process-meta span { font-size: .56rem; }
  .cooperation-process-meta strong { font-size: .66rem; }
  .cooperation-process-steps::before { top: 28px; bottom: 28px; left: 28px; }
  .cooperation-step { grid-template-columns: 56px minmax(0, 1fr); gap: 16px; padding-bottom: 24px; }
  .cooperation-step + .cooperation-step { padding-top: 24px; }
  .cooperation-step-marker { width: 56px; height: 56px; border-radius: 18px; }
  .cooperation-step-number { top: 5px; left: 6px; font-size: .48rem; }
  .cooperation-step-body { padding-top: 5px; }
  .cooperation-step-code { margin-bottom: 6px; font-size: .65rem; }
  .cooperation-step h3 { margin-bottom: 7px; font-size: 1.45rem; }
  .cooperation-step p { font-size: .95rem; line-height: 1.75; }
  .cooperation-step-scene { grid-column: 2; height: 112px; margin-top: 3px; border-radius: 16px; }
  .hero-tech-item { font-size: .59rem; }
  .hero-title, .page-title { letter-spacing: -.04em; }
  .hero-lead, .page-lead { font-size: 1rem; line-height: 1.75; }
  .ai-entry { padding: 30px; border-radius: 30px; }
  .ai-entry-title { font-size: 1.65rem; }
  .detail-copy, .case-copy, .about-card, .ai-card { padding: 32px 24px; }
  .service-track { padding: 32px 24px 38px; }
  .service-track-index { margin-bottom: 24px; }
  .service-track-icon { margin-bottom: 21px; }
  .service-track-title { font-size: 2rem; }
  .service-track-detail-link { margin-top: 18px; }
  .service-track-section { margin-top: 36px; }
  .service-process-section { margin-top: 38px; padding-top: 30px; }
  .service-process-list { gap: 20px; padding-left: 24px; }
  .service-process-step { grid-template-columns: 27px 1fr; gap: 8px; }
  .service-process-step h4 { font-size: .84rem; }
  .service-process-step p { font-size: .76rem; }
  .service-detail-hero { gap: 30px; margin-bottom: 58px; padding-bottom: 34px; }
  .service-detail-title { font-size: clamp(2.6rem, 12vw, 3.5rem); }
  .service-detail-lead { font-size: 1rem; line-height: 1.75; }
  .service-detail-visual { min-height: 210px; border-radius: 26px; }
  .products-hero { gap: 25px; margin-bottom: 38px; }
  .product-feature { margin-bottom: 16px; border-radius: 22px; }
  .product-feature-media { min-height: 220px; }
  .product-feature-copy { padding: 31px 24px 34px; }
  .product-feature-copy h2, .product-secondary-body h2 { font-size: 1.85rem; }
  .product-feature-copy > p, .product-secondary-body > p { font-size: .88rem; line-height: 1.8; }
  .product-points { gap: 6px; margin-top: 21px; }
  .product-points span { padding: 7px 9px; font-size: .66rem; }
  .product-detail-link { margin-top: 26px; font-size: .82rem; }
  .product-secondary-grid { gap: 16px; margin-bottom: 58px; }
  .product-secondary { border-radius: 20px; }
  .product-secondary-media { height: 220px; }
  .product-secondary-body { min-height: 0; padding: 27px 24px 30px; }
  .product-system-note { gap: 10px; padding-top: 26px; }
  .product-system-note h2 { font-size: 1.55rem; }
  .product-system-note p { font-size: .8rem; }
  .service-detail-visual-icon { width: 92px; height: 92px; border-radius: 25px; }
  .service-detail-visual-icon .icon { width: 54px; height: 54px; }
  .service-detail-visual-label { right: 18px; bottom: 17px; font-size: .56rem; }
  .service-detail-section + .service-detail-section { margin-top: 58px; }
  .service-detail-section-heading { grid-template-columns: 1fr; gap: 10px; margin-bottom: 26px; }
  .service-detail-section-number { padding-top: 0; }
  .service-detail-section-heading h2 { font-size: 2.2rem; }
  .service-detail-section-heading p { font-size: .94rem; }
  .service-detail-scope-card { min-height: auto; padding: 24px; }
  .service-detail-scope-card h3 { font-size: 1rem; }
  .service-detail-scope-card p { font-size: .82rem; }
  .service-detail-timeline { margin-left: 10px; padding-left: 24px; gap: 22px; }
  .service-detail-step { grid-template-columns: 31px minmax(0, 1fr); gap: 9px; padding-bottom: 22px; }
  .service-detail-step::before { left: -31px; }
  .service-detail-step h3 { font-size: .94rem; }
  .service-detail-step p { font-size: .82rem; line-height: 1.75; }
  .service-detail-step-output { font-size: .67rem; }
  .service-detail-page .service-detail-footer-link { margin-top: 56px; }
  .feature-grid, .detail-specs { grid-template-columns: 1fr; gap: 26px; }
  .wechat-contact-card { align-items: flex-start; flex-direction: column; gap: 26px; margin-bottom: 68px; padding: 28px 24px; }
  .wechat-contact-qr { justify-items: start; }
  .contact-wechat-item .contact-wechat-qr { width: 132px; }
  .product-grid { grid-template-columns: 1fr; }
  .product-media { height: 220px; }
  .product-body { padding: 30px 24px; }
  .architecture-grid { grid-template-columns: 1fr; }
  .architecture-card { min-height: auto; padding: 26px 24px; }
  .detail-actions { align-items: stretch; flex-direction: column; }
  .primary-button, .secondary-button { width: 100%; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
  .footer-grid > :first-child { grid-column: auto; }
  .footer-bottom { align-items: flex-start; flex-direction: column; }
  .footer-icp { margin-left: 0; align-self: flex-end; }
  .search-panel { right: 8px; width: calc(100vw - 16px); }
  .search-submit { min-height: 44px; }
  .text-link, .service-track-detail-link, .product-detail-link, .service-detail-back-link, .service-detail-footer-link a, .footer-links a, .footer-icp a { min-height: 44px; }
  .text-link, .service-track-detail-link, .product-detail-link, .service-detail-back-link, .service-detail-footer-link a { align-items: center; }
  .home-hero { padding: 82px 0 24px; }
  .home-hero-shell { gap: 0; }
  .hero-spotlight { gap: 20px; }
  .hero-kicker { margin-bottom: 16px; font-size: .56rem; letter-spacing: .09em; }
  .hero-kicker::before { width: 20px; }
  .hero-title { font-size: clamp(1.65rem, 9vw, 2.4rem); line-height: 1.08; letter-spacing: -.07em; white-space: nowrap; }
  .hero-lead { font-size: .9rem; line-height: 1.75; }
  .hero-actions { margin-top: 20px; }
  .hero-actions .primary-button, .hero-actions .secondary-button { min-height: 45px; font-size: .73rem; }
  .hero-tech-signature { display: none; }
  .hero-focus { width: 100%; min-height: 350px; padding: 22px 20px 22px; border-radius: 24px; }
  .hero-focus-stage { height: 55%; }
  .hero-focus-stage-glow { top: 7%; right: 9%; width: 155px; height: 155px; }
  .hero-focus-ring-one { top: 18px; right: -18px; width: 260px; height: 142px; }
  .hero-focus-core { top: 42px; right: 26%; width: 96px; height: 96px; }
  .hero-focus-chip { min-width: 68px; padding: 7px 8px; }
  .hero-focus-chip-one { top: 44px; left: 14px; }
  .hero-focus-chip-two { top: 124px; right: 12px; }
  .ai-entry-top { margin-bottom: 104px; }
  .ai-entry-icon { width: 43px; height: 43px; }
  .hero-focus-label { font-size: .53rem; }
  .ai-entry-title { font-size: 1.68rem; }
  .ai-entry-text { margin-bottom: 12px; font-size: .82rem; }
  .hero-focus-qualifiers { gap: 4px; margin-bottom: 13px; }
  .hero-focus-qualifiers span { padding: 5px 6px; font-size: .58rem; }
  .hero-focus .text-link { font-size: .8rem; }
  .hero-capability-rail { grid-template-columns: 1fr; border-radius: 21px; }
  .hero-capability-intro { grid-column: auto; min-height: 108px; padding: 23px 22px; }
  .service-column { min-height: 166px; padding: 22px 22px 23px; }
  .service-column + .service-column { border-top: 1px solid var(--line-soft); border-left: 0; }
  .service-index { margin-bottom: 14px; font-size: .54rem; }
  .service-icon { margin-bottom: 14px; }
  .service-title { margin-bottom: 7px; font-size: 1.2rem; }
  .service-description { max-width: none; margin-bottom: 13px; font-size: .78rem; }
  .cooperation-process { margin-top: 44px; padding: 39px 20px 34px; border-radius: 25px; }
  .cooperation-process-layout { gap: 33px; }
  .cooperation-process-intro { padding-left: 15px; }
  .cooperation-process-intro h2 { font-size: 2.2rem; }
  .cooperation-step { grid-template-columns: 56px minmax(0, 1fr); gap: 16px; }
  .cooperation-step-scene { grid-column: 2; width: 100%; height: 112px; margin-top: 3px; }
}

@media (max-width: 600px) {
  .bdm-feature-table-wrap { overflow: visible; }
  .bdm-feature-table-wrap:focus-visible { outline: 2px solid #94a3b8; outline-offset: 4px; }
  .bdm-feature-table { display: block; min-width: 0; }
  .bdm-feature-table thead { display: none; }
  .bdm-feature-table tbody { display: block; }
  .bdm-feature-table tbody tr:not(.bdm-feature-endpoint-row) { display: block; margin: 12px; padding: 17px 16px; border: 1px solid var(--line-soft); border-radius: 14px; background: #fff; box-shadow: 0 6px 18px rgba(15,23,42,.035); }
  .bdm-feature-table tbody tr:not(.bdm-feature-endpoint-row) th, .bdm-feature-table tbody tr:not(.bdm-feature-endpoint-row) td { display: block; padding: 0; border: 0; }
  .bdm-feature-table tbody tr:not(.bdm-feature-endpoint-row) td:first-child { display: none; }
  .bdm-feature-table tbody tr:not(.bdm-feature-endpoint-row) th { margin-bottom: 13px; font-size: .94rem; }
  .bdm-feature-table tbody tr:not(.bdm-feature-endpoint-row) th::before, .bdm-feature-table tbody tr:not(.bdm-feature-endpoint-row) td:nth-child(3)::before, .bdm-feature-table tbody tr:not(.bdm-feature-endpoint-row) td:nth-child(4)::before { display: block; margin-bottom: 5px; color: var(--faint); font-family: var(--mono); font-size: .62rem; font-weight: 600; letter-spacing: .08em; line-height: 1.3; }
  .bdm-feature-table tbody tr:not(.bdm-feature-endpoint-row) th::before { content: '功能模块'; }
  .bdm-feature-table tbody tr:not(.bdm-feature-endpoint-row) td:nth-child(3)::before { content: '功能点'; }
  .bdm-feature-table tbody tr:not(.bdm-feature-endpoint-row) td:nth-child(3) { margin-bottom: 14px; color: var(--ink-soft); font-size: .82rem; line-height: 1.7; }
  .bdm-feature-table tbody tr:not(.bdm-feature-endpoint-row) td:nth-child(4)::before { content: '功能说明'; }
  .bdm-feature-table tbody tr:not(.bdm-feature-endpoint-row) td:nth-child(4) { color: var(--muted); font-size: .8rem; line-height: 1.8; }
  .bdm-feature-table .bdm-feature-endpoint-row { display: block; margin: 16px 12px 10px; }
  .bdm-feature-table .bdm-feature-endpoint-row th { display: block; padding: 16px 14px !important; border: 1px solid #dbeafe; border-radius: 14px; }
  .bdm-feature-table tbody tr:last-child td, .bdm-feature-table tbody tr:last-child th { border-bottom: 0; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}

/* Client cases: open editorial layout with wide evidence panels and generous separation. */
.cases-heading { max-width: 980px; margin-bottom: 48px; }
.case-page-kicker { display: inline-block; margin-bottom: 20px; color: var(--violet); font-family: var(--mono); font-size: .68rem; font-weight: 600; letter-spacing: .13em; }
.case-index { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); margin-bottom: 92px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.case-index a { display: grid; grid-template-columns: auto minmax(0, 1fr); grid-template-areas: "number number" "title title" "type type"; gap: 9px 12px; min-width: 0; padding: 21px 22px 22px; color: var(--ink); transition: background .25s ease, color .25s ease; }
.case-index a + a { border-left: 1px solid var(--line); }
.case-index a:hover { background: var(--surface); }
.case-index a > span { grid-area: number; color: var(--violet); font-family: var(--mono); font-size: .68rem; font-weight: 600; letter-spacing: .1em; }
.case-index a strong { grid-area: title; font-family: var(--display); font-size: 1rem; font-weight: 600; line-height: 1.45; }
.case-index a small { grid-area: type; color: var(--muted); font-family: var(--mono); font-size: .62rem; font-weight: 500; letter-spacing: .06em; line-height: 1.4; }
.case-list { display: grid; }
.case-row { display: grid; grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr); gap: 64px; align-items: center; min-height: 480px; padding-bottom: 96px; border-bottom: 1px solid var(--line); scroll-margin-top: 112px; }
.case-row + .case-row { padding-top: 96px; }
.case-row:last-child { padding-bottom: 0; border-bottom: 0; }
.case-copy { display: flex; min-width: 0; flex-direction: column; justify-content: center; padding: 24px 0; }
.case-row:nth-child(even) .case-copy { padding-left: 16px; }
.case-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 13px; margin-bottom: 25px; color: var(--faint); font-family: var(--mono); font-size: .66rem; font-weight: 600; letter-spacing: .1em; line-height: 1.5; }
.case-meta span:first-child { color: var(--violet); }
.case-title { max-width: 560px; margin: 0 0 20px; color: var(--ink); font-family: var(--display); font-size: clamp(2rem, 3.3vw, 3rem); font-weight: 500; line-height: 1.18; letter-spacing: -.055em; }
.case-description { max-width: 570px; margin: 0 0 27px; color: var(--muted); font-size: 1rem; font-weight: 300; line-height: 1.9; }
.case-facts { display: grid; gap: 13px; max-width: 600px; margin: 0 0 27px; padding: 18px 0; border-top: 1px solid var(--line-soft); border-bottom: 1px solid var(--line-soft); }
.case-facts div { display: grid; grid-template-columns: 88px minmax(0, 1fr); gap: 18px; align-items: baseline; }
.case-facts dt { color: var(--faint); font-family: var(--mono); font-size: .62rem; font-weight: 600; letter-spacing: .08em; line-height: 1.55; }
.case-facts dd { margin: 0; color: var(--ink-soft); font-size: .82rem; font-weight: 500; line-height: 1.7; }
.case-flow { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); max-width: 600px; margin: 0 0 27px; overflow: hidden; border: 1px solid var(--line); border-radius: 18px; background: rgba(248,250,252,.75); }
.case-flow > div { position: relative; min-width: 0; padding: 14px 15px 15px; }
.case-flow > div + div { border-left: 1px solid var(--line); }
.case-flow > div + div::before { content: ''; position: absolute; top: 50%; left: -4px; width: 7px; height: 7px; border-top: 1px solid var(--violet); border-right: 1px solid var(--violet); background: var(--surface); transform: translateY(-50%) rotate(45deg); }
.case-flow span { display: block; margin-bottom: 7px; color: var(--violet); font-family: var(--mono); font-size: .57rem; font-weight: 600; letter-spacing: .1em; line-height: 1.2; }
.case-flow strong { display: block; color: var(--ink-soft); font-size: .76rem; font-weight: 600; line-height: 1.5; }
.case-tags { display: flex; flex-wrap: wrap; gap: 8px; color: var(--ink-soft); font-size: .72rem; font-weight: 500; }
.case-tags span { padding: 7px 10px; border: 1px solid var(--line); border-radius: 999px; background: var(--surface); line-height: 1.2; }
.case-row-featured .case-tags span:first-child { color: var(--violet); border-color: #ddd6fe; background: #f5f3ff; }
.case-media { display: grid; grid-template-rows: minmax(0, 1fr) auto; height: 468px; min-width: 0; overflow: hidden; border: 1px solid var(--line); border-radius: 28px; background: #f7fafc; box-shadow: 0 18px 40px rgba(15,23,42,.06); }
.case-row-featured .case-media { background: #effaf5; }
.case-media img { position: static; display: block; width: 100%; height: 100%; min-height: 0; padding: 20px; object-fit: contain; opacity: 1; mix-blend-mode: normal; transition: transform .8s cubic-bezier(.16,1,.3,1); }
.case-row:hover .case-media img { transform: scale(1.025); }
.case-media figcaption { display: grid; gap: 4px; padding: 15px 20px 17px; border-top: 1px solid rgba(226,232,240,.85); background: rgba(255,255,255,.86); }
.case-media figcaption strong { color: var(--ink); font-size: .84rem; font-weight: 600; line-height: 1.45; }
.case-media figcaption span { color: var(--muted); font-size: .72rem; font-weight: 300; line-height: 1.55; }
.case-media-scene { height: auto; display: block; overflow: hidden; }
.case-media-scene > img { width: 100%; height: auto; padding: 0; aspect-ratio: 3 / 2; object-fit: cover; }
.case-media-scene figcaption { min-height: 74px; }

@media (max-width: 1100px) {
  .case-index { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .case-index a:nth-child(n + 4) { border-top: 1px solid var(--line); }
  .case-index a:nth-child(3n + 1) { border-left: 0; }
  .case-index a:nth-child(4), .case-index a:nth-child(5) { padding-top: 19px; }
  .case-row { gap: 42px; }
  .case-row:nth-child(even) .case-copy { padding-left: 0; }
  .case-media { height: 420px; }
}

@media (max-width: 900px) {
  .cases-heading { margin-bottom: 40px; }
  .case-index { grid-template-columns: repeat(2, minmax(0, 1fr)); margin-bottom: 72px; }
  .case-index a:nth-child(n + 3) { border-top: 1px solid var(--line); padding-top: 19px; }
  .case-index a:nth-child(2n + 1) { border-left: 0; }
  .case-index a:nth-child(4) { border-left: 1px solid var(--line); }
  .case-row { grid-template-columns: 1fr; gap: 34px; min-height: 0; padding-bottom: 72px; }
  .case-row + .case-row { padding-top: 72px; }
  .case-row .case-media { order: -1; height: 380px; }
  .case-copy, .case-row:nth-child(even) .case-copy { padding: 0; }
  .case-title { max-width: 680px; }
  .case-description { max-width: 680px; }
}

@media (max-width: 600px) {
  .case-page-kicker { margin-bottom: 16px; font-size: .59rem; letter-spacing: .1em; }
  .case-index { grid-template-columns: 1fr; margin-bottom: 58px; }
  .case-index a, .case-index a:nth-child(n + 2) { min-height: 0; padding: 17px 18px; border-top: 0; border-left: 0; }
  .case-index a + a, .case-index a:nth-child(n + 2) { border-top: 1px solid var(--line); }
  .case-row { gap: 27px; padding-bottom: 58px; }
  .case-row + .case-row { padding-top: 58px; }
  .case-row .case-media { height: 270px; border-radius: 20px; }
  .case-media img { padding: 12px; }
  .case-media figcaption { padding: 12px 15px 14px; }
  .case-media figcaption strong { font-size: .78rem; }
  .case-media figcaption span { font-size: .67rem; }
  .case-meta { gap: 9px; margin-bottom: 18px; font-size: .59rem; }
  .case-title { margin-bottom: 16px; font-size: 2rem; line-height: 1.2; }
  .case-description { margin-bottom: 22px; font-size: .9rem; line-height: 1.82; }
  .case-facts { gap: 11px; margin-bottom: 22px; padding: 16px 0; }
  .case-facts div { grid-template-columns: 1fr; gap: 3px; }
  .case-facts dt { font-size: .58rem; }
  .case-facts dd { font-size: .78rem; }
  .case-flow { grid-template-columns: 1fr; margin-bottom: 22px; }
  .case-flow > div + div { border-top: 1px solid var(--line); border-left: 0; }
  .case-flow > div + div::before { top: -4px; left: 50%; transform: translateX(-50%) rotate(135deg); }
  .case-flow > div { padding: 12px 14px 13px; }
  .case-tags { font-size: .66rem; }
  .case-tags span { padding: 6px 8px; }
}