:root {
  --navy: #071b36;
  --navy-2: #0c2b52;
  --blue: #1559d6;
  --yellow: #ffbe18;
  --yellow-dark: #dc9700;
  --ink: #102039;
  --muted: #68768a;
  --line: #dce3eb;
  --soft: #f3f6f9;
  --white: #fff;
  --max: 1220px;
  --shadow: 0 24px 70px rgba(7, 27, 54, .13);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: "Microsoft YaHei", "PingFang SC", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
button { cursor: pointer; }
img { display: block; max-width: 100%; }
:focus-visible { outline: 3px solid var(--yellow); outline-offset: 3px; }
.container { width: min(calc(100% - 48px), var(--max)); margin: 0 auto; }
.section { padding: 104px 0; }

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  height: 76px;
  border-bottom: 1px solid rgba(7, 27, 54, .09);
  background: rgba(255, 255, 255, .96);
  backdrop-filter: blur(16px);
}
.site-header.scrolled { box-shadow: 0 10px 30px rgba(7, 27, 54, .08); }
.nav-shell { height: 100%; display: flex; align-items: center; gap: 30px; }
.brand { display: flex; width: 178px; align-items: center; overflow: visible; }
.brand img { width: 178px; height: auto; object-fit: contain; object-position: left center; }
.main-nav { display: flex; align-items: center; gap: 27px; margin-left: auto; }
.main-nav a { position: relative; padding: 28px 0 25px; color: #34435a; font-size: 15px; font-weight: 700; }
.main-nav a::after { position: absolute; left: 0; right: 0; bottom: 18px; height: 3px; content: ""; background: var(--yellow); transform: scaleX(0); transition: transform .2s ease; }
.main-nav a:hover::after, .main-nav a.active::after { transform: scaleX(1); }
.nav-action { padding: 12px 17px; color: var(--white); background: var(--navy); font-size: 14px; font-weight: 800; }
.nav-action span { color: var(--yellow); margin-left: 8px; }
.menu-toggle { display: none; margin-left: auto; padding: 8px; border: 0; background: transparent; }
.menu-toggle span { display: block; width: 25px; height: 2px; margin: 5px 0; background: var(--navy); transition: transform .2s ease, opacity .2s ease; }
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.hero {
  position: relative;
  overflow: hidden;
  min-height: 720px;
  color: var(--white);
  background: var(--navy);
}
.hero::before {
  position: absolute; top: 0; bottom: 0; left: 55%; width: 1px; content: "";
  background: rgba(255,255,255,.08);
}
.hero-layout { position: relative; z-index: 2; display: grid; grid-template-columns: 1.15fr .85fr; align-items: center; gap: 56px; min-height: 720px; padding: 80px 0; }
.eyebrow, .section-kicker { margin: 0 0 24px; color: var(--blue); font-size: 12px; font-weight: 900; letter-spacing: 0; }
.eyebrow { display: flex; align-items: center; color: #b9cae2; }
.eyebrow span { width: 34px; height: 3px; margin-right: 12px; background: var(--yellow); }
.hero h1 { max-width: 760px; margin: 0; font-size: clamp(46px, 4vw, 50px); line-height: 1.12; letter-spacing: 0; }
.hero h1 em { color: var(--yellow); font-style: normal; }
.hero-lead { max-width: 670px; margin: 30px 0 0; color: #b8c6d9; font-size: 18px; line-height: 1.9; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin-top: 38px; }
.button { display: inline-flex; min-height: 50px; align-items: center; justify-content: center; gap: 14px; padding: 0 22px; border: 1px solid transparent; font-weight: 800; transition: transform .2s ease, box-shadow .2s ease, background .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: var(--navy); background: var(--yellow); box-shadow: 0 16px 36px rgba(255,190,24,.18); }
.button-light { color: var(--white); border-color: rgba(255,255,255,.27); background: transparent; }
.button-yellow { color: var(--navy); background: var(--yellow); }
.hero-proof { display: flex; gap: 32px; margin-top: 50px; }
.hero-proof div { padding-left: 15px; border-left: 2px solid rgba(255,255,255,.18); }
.hero-proof strong, .hero-proof span { display: block; }
.hero-proof strong { margin-bottom: 7px; font-size: 15px; }
.hero-proof span { color: #93a5bc; font-size: 12px; }
.hero-workbench { padding: 30px; color: var(--ink); background: var(--white); box-shadow: 0 34px 90px rgba(0,0,0,.25); }
.workbench-head { display: flex; justify-content: space-between; align-items: flex-start; padding-bottom: 22px; border-bottom: 1px solid var(--line); }
.workbench-head small, .workbench-head strong { display: block; }
.workbench-head small { margin-bottom: 5px; color: var(--muted); font-size: 10px; letter-spacing: .15em; }
.workbench-head strong { font-size: 17px; }
.live-dot { display: flex; align-items: center; gap: 6px; color: #147044; font-size: 12px; font-weight: 800; }
.live-dot::before { width: 7px; height: 7px; content: ""; border-radius: 50%; background: #1fba6c; box-shadow: 0 0 0 5px rgba(31,186,108,.12); }
.patent-ticket { margin: 24px 0; padding: 22px; color: var(--white); background: var(--blue); }
.ticket-label { font-size: 11px; font-weight: 800; letter-spacing: 0; opacity: .75; }
.patent-ticket h2 { margin: 15px 0 8px; font-size: 26px; }
.patent-ticket p { margin: 0 0 20px; color: #dce7fb; font-size: 13px; }
.ticket-meta { display: flex; flex-wrap: wrap; gap: 7px; }
.ticket-meta span { padding: 6px 8px; border: 1px solid rgba(255,255,255,.24); font-size: 10px; }
.delivery-rail { margin: 0; padding: 0; list-style: none; }
.delivery-rail li { position: relative; display: grid; grid-template-columns: 35px 1fr; gap: 13px; padding: 12px 0; }
.delivery-rail li:not(:last-child)::after { position: absolute; top: 43px; bottom: -5px; left: 17px; width: 1px; content: ""; background: var(--line); }
.delivery-rail li > span { position: relative; z-index: 1; display: grid; width: 35px; height: 35px; place-items: center; border: 1px solid var(--line); color: var(--muted); background: var(--white); font-size: 10px; font-weight: 900; }
.delivery-rail li.done > span { color: var(--navy); border-color: var(--yellow); background: var(--yellow); }
.delivery-rail strong, .delivery-rail small { display: block; }
.delivery-rail strong { margin: 1px 0 4px; font-size: 14px; }
.delivery-rail small { color: var(--muted); }
.workbench-link { display: flex; justify-content: space-between; margin-top: 20px; padding-top: 20px; border-top: 1px solid var(--line); color: var(--blue); font-size: 13px; font-weight: 900; }
.hero-index { position: absolute; z-index: 1; right: 20px; bottom: 18px; color: rgba(255,255,255,.18); font-size: 11px; letter-spacing: 0; }

.signal-bar { border-bottom: 1px solid var(--line); background: var(--white); }
.signal-grid { display: grid; grid-template-columns: 1fr 1fr auto; align-items: center; min-height: 112px; }
.signal-grid p { margin: 0; padding: 0 38px; border-left: 1px solid var(--line); }
.signal-grid p:first-child { padding-left: 0; border-left: 0; }
.signal-grid strong, .signal-grid span { display: block; }
.signal-grid strong { margin-bottom: 6px; font-size: 15px; }
.signal-grid span { color: var(--muted); font-size: 12px; }
.signal-grid > a { padding: 15px 18px; color: var(--white); background: var(--blue); font-size: 13px; font-weight: 800; }

.section-head { display: grid; grid-template-columns: 1.2fr .8fr; align-items: end; gap: 60px; margin-bottom: 52px; }
.section-head h2, .company-copy h2, .faq-title h2, .contact-copy h2 { margin: 0; font-size: 52px; line-height: 1.2; letter-spacing: 0; }
.section-head > p, .company-copy > p, .faq-title > p, .contact-copy > p { margin: 0; color: var(--muted); font-size: 16px; line-height: 1.9; }
.core-grid { display: grid; grid-template-columns: 1.1fr .9fr .9fr; gap: 18px; }
.core-card { position: relative; min-height: 310px; display: flex; flex-direction: column; justify-content: space-between; padding: 30px; border: 1px solid var(--line); background: var(--white); transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease; }
.core-card:hover { transform: translateY(-7px); border-color: #b6c2d1; box-shadow: var(--shadow); }
.core-card-dark { grid-row: span 2; color: var(--white); border-color: var(--navy); background: var(--navy); }
.core-card-accent { color: var(--navy); border-color: var(--yellow); background: var(--yellow); }
.core-number { color: #9aa8ba; font-size: 12px; font-weight: 900; letter-spacing: 0; }
.core-card small { color: var(--blue); font-size: 11px; font-weight: 900; letter-spacing: 0; }
.core-card-dark small, .core-card-accent small { color: inherit; opacity: .65; }
.core-card h3 { margin: 10px 0 12px; font-size: 27px; }
.core-card p { margin: 0 0 24px; color: var(--muted); line-height: 1.8; }
.core-card-dark p { color: #adbed3; }
.core-card-accent p { color: #33415a; }
.core-card b { color: var(--blue); font-size: 13px; }
.core-card-dark b, .core-card-accent b { color: inherit; }
.core-visual { display: flex; min-height: 150px; align-items: center; justify-content: center; gap: 9px; margin: 20px 0; border: 1px solid rgba(255,255,255,.13); background: #0a2344; }
.core-visual span { padding: 9px 10px; border: 1px solid rgba(255,255,255,.2); font-size: 11px; }

.patent-hub { color: var(--white); background: var(--navy); }
.patent-hub-layout { display: grid; grid-template-columns: .82fr 1.18fr; align-items: center; gap: 80px; }
.section-kicker.light { color: var(--yellow); }
.patent-hub-copy h2 { margin: 0; font-size: 54px; line-height: 1.2; letter-spacing: 0; }
.patent-hub-copy > p { color: #acbdd2; line-height: 1.95; }
.patent-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 25px; }
.patent-tags span { padding: 8px 10px; border: 1px solid rgba(255,255,255,.16); color: #c4d0df; font-size: 11px; }
.text-link { color: var(--blue); font-weight: 900; }
.light-link { color: var(--white); }
.patent-browser { padding: 25px; color: var(--ink); background: var(--white); box-shadow: 0 30px 80px rgba(0,0,0,.28); }
.browser-toolbar { display: flex; align-items: center; justify-content: space-between; padding-bottom: 17px; border-bottom: 1px solid var(--line); }
.browser-brand { font-size: 14px; font-weight: 900; }
.browser-count { padding: 5px 7px; color: #176b45; background: #e9f7f0; font-size: 10px; font-weight: 800; }
.browser-search { display: flex; justify-content: space-between; margin-top: 20px; padding: 15px 16px; border: 1px solid #bec9d7; color: #8a97a8; font-size: 12px; }
.browser-search b { color: var(--white); background: var(--blue); margin: -10px -11px -10px 0; padding: 10px 17px; }
.browser-filters { display: flex; flex-wrap: wrap; gap: 6px; margin: 13px 0 20px; }
.browser-filters span { padding: 6px 8px; background: var(--soft); color: #526176; font-size: 10px; }
.patent-list article { display: grid; grid-template-columns: 42px 1fr auto; align-items: center; gap: 14px; padding: 17px 0; border-top: 1px solid var(--line); }
.patent-list article > i { display: grid; width: 42px; height: 42px; place-items: center; color: var(--blue); border: 1px solid #aec4ef; background: #f2f6ff; font-size: 10px; font-style: normal; font-weight: 900; }
.patent-list strong, .patent-list small { display: block; }
.patent-list strong { margin-bottom: 6px; font-size: 13px; }
.patent-list small { color: var(--muted); font-size: 10px; }
.patent-list article > b { color: #147044; font-size: 10px; }
.browser-note { margin: 10px 0 0; color: #9aa6b6; font-size: 10px; }

.process-section { background: var(--soft); }
.process-list { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid #cfd8e3; border-left: 1px solid #cfd8e3; }
.process-list article { position: relative; min-height: 240px; padding: 30px; border-right: 1px solid #cfd8e3; border-bottom: 1px solid #cfd8e3; background: var(--white); }
.process-list article > span { color: var(--blue); font-size: 12px; font-weight: 900; }
.process-list strong { display: block; margin: 35px 0 12px; font-size: 22px; }
.process-list p { margin: 0; color: var(--muted); line-height: 1.8; }
.process-list small { position: absolute; right: 24px; bottom: 20px; color: #97a4b5; font-size: 10px; font-weight: 800; letter-spacing: 0; }

.packages-section { background: #fff; }
.package-table-wrap { overflow-x: auto; border: 1px solid var(--line); background: var(--white); box-shadow: 0 20px 60px rgba(7,27,54,.07); }
.package-table { width: 100%; min-width: 880px; border-collapse: collapse; table-layout: fixed; }
.package-table th, .package-table td { padding: 19px 22px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); text-align: center; vertical-align: middle; }
.package-table tr > *:last-child { border-right: 0; }
.package-table tbody tr:last-child > * { border-bottom: 0; }
.package-table thead th { height: 132px; color: var(--white); background: var(--navy); }
.package-table thead th:first-child { width: 25%; color: #9eb0c6; text-align: left; font-size: 12px; }
.package-table thead small, .package-table thead strong { display: block; }
.package-table thead small { margin-bottom: 10px; color: #9eb0c6; font-size: 10px; }
.package-table thead strong { font-size: 27px; }
.package-table thead .recommended { color: var(--navy); background: var(--yellow); }
.package-table thead .recommended small { color: #715000; }
.package-table tbody th { color: #35445a; background: #f7f9fb; text-align: left; font-size: 13px; }
.package-table tbody td { color: var(--muted); font-size: 13px; }
.package-table tbody .recommended { background: #f4f7ff; }
.table-check, .table-condition, .table-none { display: inline-block; font-size: 12px; font-weight: 800; }
.table-check { color: #147044; }
.table-check::before { margin-right: 6px; content: "✓"; }
.table-condition { color: var(--blue); }
.table-none { color: #9aa6b6; font-weight: 500; }
.package-actions a { color: var(--blue); font-weight: 900; }
.package-actions .recommended a { display: inline-block; padding: 11px 16px; color: var(--navy); background: var(--yellow); }
.package-disclaimer { margin: 18px 0 0; color: #7c899a; font-size: 11px; line-height: 1.7; }
.package-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; align-items: stretch; }
.package-card { position: relative; padding: 32px; border: 1px solid var(--line); }
.package-card.featured { color: var(--white); border-color: var(--blue); background: var(--blue); transform: translateY(-12px); box-shadow: 0 28px 70px rgba(21,89,214,.22); }
.package-label { display: inline-block; margin: 0 0 26px !important; padding: 6px 8px; color: var(--blue) !important; background: #edf3ff; font-size: 10px; font-weight: 900; letter-spacing: 0; }
.featured .package-label { color: var(--navy) !important; background: var(--yellow); }
.package-card h3 { margin: 0 0 12px; font-size: 34px; }
.package-card > p { color: var(--muted); line-height: 1.8; }
.featured > p { color: #d4e1fa; }
.package-card ul { margin: 28px 0; padding: 0; list-style: none; }
.package-card li { position: relative; padding: 10px 0 10px 22px; border-top: 1px solid var(--line); font-size: 13px; }
.package-card li::before { position: absolute; left: 0; content: "✓"; color: #168657; font-weight: 900; }
.featured li { border-color: rgba(255,255,255,.17); }
.featured li::before { color: var(--yellow); }
.package-card > small { display: block; min-height: 42px; color: #8a97a7; line-height: 1.6; }
.featured > small { color: #b9caea; }
.package-card > a { display: block; margin-top: 24px; padding-top: 20px; border-top: 1px solid var(--line); color: var(--blue); font-size: 13px; font-weight: 900; }
.featured > a { color: var(--yellow); border-color: rgba(255,255,255,.18); }

.company-section { background: var(--soft); }
.company-layout { display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; gap: 80px; }
.company-photo { position: relative; }
.company-photo::before { position: absolute; z-index: 0; width: 42%; height: 52%; left: -18px; bottom: -18px; content: ""; background: var(--yellow); }
.company-photo img { position: relative; z-index: 1; aspect-ratio: 4 / 3; object-fit: cover; filter: saturate(.75) contrast(1.05); }
.company-photo span { position: absolute; z-index: 2; right: -20px; bottom: 26px; padding: 12px 15px; color: var(--white); background: var(--navy); font-size: 11px; font-weight: 800; }
.company-copy > p { margin-top: 26px; }
.company-values { margin: 32px 0; border-top: 1px solid #cad4df; }
.company-values div { display: grid; grid-template-columns: 110px 1fr; gap: 20px; padding: 16px 0; border-bottom: 1px solid #cad4df; }
.company-values strong { font-size: 14px; }
.company-values span { color: var(--muted); font-size: 13px; }

.principles-section { background: var(--soft); }
.principles-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid #cfd8e3; border-left: 1px solid #cfd8e3; }
.principles-grid article { min-height: 245px; padding: 28px; border-right: 1px solid #cfd8e3; border-bottom: 1px solid #cfd8e3; background: var(--white); }
.principles-grid span { color: var(--blue); font-size: 11px; font-weight: 900; }
.principles-grid strong { display: block; margin: 42px 0 14px; font-size: 20px; }
.principles-grid p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.85; }

.faq-layout { display: grid; grid-template-columns: .72fr 1.28fr; gap: 90px; }
.faq-title > p { margin-top: 24px; }
.faq-list { border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item button { display: flex; width: 100%; align-items: center; justify-content: space-between; padding: 23px 0; color: var(--ink); border: 0; background: transparent; text-align: left; font-size: 17px; font-weight: 800; }
.faq-item button b { color: var(--blue); font-size: 22px; }
.faq-answer { overflow: hidden; max-height: 0; transition: max-height .3s ease; }
.faq-item.open .faq-answer { max-height: 420px; }
.faq-answer p { margin: 0; padding: 0 45px 23px 0; color: var(--muted); line-height: 1.8; }

.contact-section { padding: 96px 0; color: var(--white); background: var(--navy); }
.contact-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 80px; }
.contact-copy > p { margin-top: 25px; color: #aebed2; }
.contact-prep { margin-top: 30px; padding: 24px 26px; color: var(--ink); background: var(--white); }
.contact-prep > strong { display: block; margin-bottom: 14px; font-size: 17px; }
.contact-prep ul { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 24px; margin: 0; padding: 0; list-style: none; }
.contact-prep li { position: relative; padding-left: 18px; color: var(--muted); font-size: 12px; line-height: 1.7; }
.contact-prep li::before { position: absolute; left: 0; color: var(--blue); content: "✓"; font-weight: 900; }
.wecom-card { display: grid; grid-template-columns: 148px 1fr; align-items: center; gap: 22px; margin-top: 30px; padding: 18px; color: var(--ink); background: var(--white); }
.wecom-card > div:last-child { display: grid; gap: 8px; }
.wecom-card > div:last-child strong { font-size: 17px; }
.wecom-card > div:last-child span { color: var(--muted); font-size: 12px; line-height: 1.7; }
.wecom-qr { position: relative; width: 148px; aspect-ratio: 1; overflow: hidden; border: 1px solid var(--line); background: var(--soft); }
.wecom-qr img { position: relative; z-index: 2; width: 100%; height: 100%; object-fit: contain; background: var(--white); }
.wecom-qr img.is-missing { display: none; }
.qr-placeholder { position: absolute; inset: 0; display: grid; place-content: center; gap: 6px; text-align: center; background: repeating-linear-gradient(45deg,#f5f7fa,#f5f7fa 8px,#eef2f6 8px,#eef2f6 16px); }
.qr-placeholder strong { color: var(--navy); font-size: 15px; }
.qr-placeholder span { color: var(--muted); font-size: 10px; }
.contact-direct { display: grid; gap: 10px; margin-top: 40px; padding-top: 25px; border-top: 1px solid rgba(255,255,255,.16); }
.contact-direct span { color: #8497af; font-size: 11px; letter-spacing: 0; }
.contact-direct a { color: var(--yellow); font-weight: 900; }
.contact-direct b { font-size: 13px; }
.contact-form { padding: 34px; color: var(--ink); background: var(--white); }
.form-heading { display: grid; gap: 6px; margin-bottom: 26px; padding-bottom: 20px; border-bottom: 1px solid var(--line); }
.form-heading strong { font-size: 22px; }
.form-heading span { color: var(--muted); font-size: 12px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.contact-form label { display: grid; gap: 8px; margin-bottom: 17px; color: #47566b; font-size: 12px; font-weight: 800; }
.contact-form input, .contact-form textarea, .contact-form select { width: 100%; padding: 13px 14px; border: 1px solid #cfd8e2; border-radius: 0; outline: none; background: #fff; }
.contact-form textarea { min-height: 104px; resize: vertical; line-height: 1.7; }
.contact-form input:focus, .contact-form textarea:focus, .contact-form select:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(21,89,214,.09); }
.consent { display: flex !important; grid-template-columns: 18px 1fr; align-items: flex-start; font-weight: 500 !important; line-height: 1.65; }
.consent input { width: auto; }
.consent a { color: var(--blue); text-decoration: underline; }
.honeypot { position: absolute !important; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-error { display: none; margin: 0 0 14px; padding: 10px 12px; color: #9a2525; background: #fff0f0; font-size: 12px; line-height: 1.6; }
.form-error.show { display: block; }
.form-submit { width: 100%; border: 0; }
.form-submit:disabled { cursor: wait; opacity: .65; }
.form-note { display: block; margin-top: 12px; color: #98a4b4; text-align: center; }

.site-footer { color: #c4d0df; background: #041326; }
.footer-main { display: grid; grid-template-columns: .8fr 1.2fr; gap: 90px; padding: 64px 0; }
.footer-brand img { width: 180px; height: 48px; object-fit: cover; object-position: left center; filter: brightness(0) invert(1); }
.footer-brand p { margin: 22px 0 8px; color: var(--white); font-weight: 800; }
.footer-brand span { color: #7f91a9; font-size: 12px; }
.footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 35px; }
.footer-links div { display: grid; align-content: start; gap: 12px; }
.footer-links strong { margin-bottom: 8px; color: var(--white); font-size: 13px; }
.footer-links a, .footer-links span { color: #8799af; font-size: 12px; }
.footer-links a:hover { color: var(--yellow); }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; padding: 19px 0; border-top: 1px solid rgba(255,255,255,.09); color: #667a93; font-size: 11px; }
.mobile-bar { display: none; }
.toast { position: fixed; z-index: 200; right: 24px; bottom: 24px; display: grid; visibility: hidden; gap: 4px; max-width: 330px; padding: 17px 20px; color: var(--white); background: #137346; box-shadow: var(--shadow); opacity: 0; pointer-events: none; transform: translateY(18px); transition: opacity .25s ease, transform .25s ease, visibility .25s ease; }
.toast[data-state="error"] { background: #9a2525; }
.toast.show { visibility: visible; opacity: 1; transform: translateY(0); }
.toast span { color: #c9ead9; font-size: 11px; }

.privacy-page { min-height: 70vh; padding: 90px 0; background: var(--soft); }
.privacy-document { max-width: 900px; padding: 58px 64px; background: var(--white); box-shadow: 0 20px 65px rgba(7,27,54,.08); }
.privacy-document h1 { margin: 0; font-size: 48px; line-height: 1.2; }
.privacy-updated { margin: 12px 0 36px !important; color: #8794a5 !important; font-size: 12px; }
.privacy-document h2 { margin: 36px 0 12px; font-size: 21px; }
.privacy-document p { color: #5c6b7f; line-height: 1.95; }
.privacy-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 24px; margin-top: 42px; padding-top: 28px; border-top: 1px solid var(--line); }

.reveal { opacity: 1; transform: none; }
.reveal.visible { opacity: 1; transform: none; }
.delay-1 { transition-delay: .1s; }
.delay-2 { transition-delay: .2s; }

/* Shared subpages */
.page-hero { position: relative; overflow: hidden; padding: 98px 0 82px; color: var(--white); background: var(--navy); }
.breadcrumb { margin-bottom: 34px; color: #8ca0b8; font-size: 12px; }
.breadcrumb span { margin: 0 8px; }
.page-hero-layout { position: relative; z-index: 1; display: grid; grid-template-columns: 1.05fr .95fr; gap: 80px; align-items: center; }
.page-kicker { color: var(--yellow); font-size: 11px; font-weight: 900; letter-spacing: 0; }
.page-hero h1 { margin: 18px 0 24px; font-size: clamp(48px, 4.2vw, 56px); line-height: 1.15; letter-spacing: 0; }
.page-hero-copy > p { max-width: 680px; color: #b4c3d6; font-size: 17px; line-height: 1.9; }
.page-hero-card { padding: 28px; color: var(--ink); background: var(--white); }
.page-hero-card small { color: var(--blue); font-weight: 900; letter-spacing: 0; }
.page-hero-card h2 { margin: 14px 0 22px; font-size: 27px; }
.hero-checks { margin: 0; padding: 0; list-style: none; }
.hero-checks li { position: relative; padding: 13px 0 13px 25px; border-top: 1px solid var(--line); color: #506077; font-size: 13px; }
.hero-checks li::before { position: absolute; left: 0; content: "✓"; color: #158356; font-weight: 900; }
.page-anchor-bar { position: sticky; z-index: 80; top: 76px; border-bottom: 1px solid var(--line); background: rgba(255,255,255,.96); backdrop-filter: blur(12px); }
.page-anchor-inner { display: flex; overflow-x: auto; gap: 28px; }
.page-anchor-inner a { flex: 0 0 auto; padding: 18px 0; color: #526177; font-size: 12px; font-weight: 800; }
.page-section { padding: 92px 0; }
.page-section.soft { background: var(--soft); }
.page-section.dark { color: var(--white); background: var(--navy); }
.page-section-title { max-width: 760px; margin-bottom: 44px; }
.page-section-title.center { margin-right: auto; margin-left: auto; text-align: center; }
.page-section-title > span { color: var(--blue); font-size: 11px; font-weight: 900; letter-spacing: 0; }
.dark .page-section-title > span { color: var(--yellow); }
.page-section-title h2 { margin: 15px 0; font-size: 48px; line-height: 1.2; letter-spacing: 0; }
.page-section-title p { color: var(--muted); line-height: 1.85; }
.audience-grid, .capability-grid, .deliverable-grid, .related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 17px; }
.audience-card, .capability-card, .deliverable-card { position: relative; min-height: 210px; padding: 28px; border: 1px solid var(--line); background: var(--white); }
.audience-card > span { position: absolute; top: 25px; right: 25px; color: #bec8d4; font-size: 11px; font-weight: 900; }
.audience-card strong, .capability-card h3, .deliverable-card strong { display: block; margin-bottom: 15px; font-size: 21px; }
.audience-card p, .capability-card p, .deliverable-card p { margin: 0; color: var(--muted); line-height: 1.8; }
.capability-card small { display: block; margin-bottom: 35px; color: var(--blue); font-size: 11px; font-weight: 900; }
.material-list { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.material-item { display: grid; grid-template-columns: 45px 1fr; gap: 15px; padding: 25px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.material-item > span { color: var(--blue); font-size: 11px; font-weight: 900; }
.material-item strong { font-size: 17px; }
.material-item p { margin: 8px 0 0; color: var(--muted); line-height: 1.75; }
.flow-list { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid rgba(255,255,255,.16); border-left: 1px solid rgba(255,255,255,.16); }
.flow-item { min-height: 230px; padding: 28px; border-right: 1px solid rgba(255,255,255,.16); border-bottom: 1px solid rgba(255,255,255,.16); }
.flow-index { color: var(--yellow); font-size: 11px; font-weight: 900; }
.flow-item h3 { margin: 38px 0 12px; font-size: 21px; }
.flow-item p { color: #aebed2; line-height: 1.75; }
.flow-item small { color: var(--yellow); }
.deliverable-card { min-height: 180px; border-top: 4px solid var(--blue); }
.related-card { display: block; min-height: 210px; padding: 28px; color: var(--white); background: var(--navy); }
.related-card small { color: var(--yellow); font-weight: 900; }
.related-card strong { display: block; margin: 28px 0 12px; font-size: 23px; }
.related-card p { color: #a8b8cc; line-height: 1.7; }
.related-card span { color: var(--yellow); font-size: 12px; font-weight: 900; }
.journey-section { background: var(--white); }
.journey-contact-link { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-top: 20px; padding: 22px 26px; color: var(--navy); background: var(--yellow); font-size: 14px; font-weight: 900; }
.journey-contact-link span { font-size: 20px; }
.subpage-contact { padding: 92px 0; }
.page-contact { padding: 30px 0; background: var(--yellow); }
.quick-form { display: grid; grid-template-columns: 1fr 1fr 1fr auto; gap: 12px; align-items: end; }
.quick-form label { display: grid; gap: 7px; color: #24344a; font-size: 11px; font-weight: 800; }
.quick-form input, .quick-form select { min-height: 46px; padding: 0 12px; border: 1px solid rgba(7,27,54,.25); background: var(--white); }
.quick-form .button { min-height: 46px; border: 0; color: var(--white); background: var(--navy); }

@media (max-width: 1040px) {
  .main-nav { gap: 17px; }
  .main-nav a { font-size: 13px; }
  .nav-action { display: none; }
  .hero-layout, .patent-hub-layout, .company-layout, .page-hero-layout { gap: 45px; }
  .hero h1 { font-size: 48px; }
  .section-head h2, .company-copy h2, .faq-title h2, .contact-copy h2 { font-size: 46px; }
  .patent-hub-copy h2 { font-size: 48px; }
  .page-hero h1 { font-size: 46px; }
  .page-section-title h2 { font-size: 44px; }
  .core-grid { grid-template-columns: 1fr 1fr; }
  .core-card-dark { grid-row: auto; }
  .process-list, .package-grid, .audience-grid, .capability-grid, .deliverable-grid, .related-grid, .flow-list { grid-template-columns: 1fr 1fr; }
  .principles-grid { grid-template-columns: 1fr 1fr; }
  .package-card.featured { transform: none; }
}

@media (max-width: 780px) {
  .container { width: min(calc(100% - 32px), var(--max)); }
  .section, .page-section { padding: 72px 0; }
  .site-header { height: 66px; }
  .brand, .brand img { width: 148px; }
  .brand img { height: auto; }
  .menu-toggle { display: block; }
  .main-nav { position: fixed; inset: 66px 0 auto; display: none; padding: 12px 20px 24px; background: var(--white); box-shadow: 0 20px 40px rgba(7,27,54,.15); }
  .main-nav.open { display: grid; }
  .main-nav a { padding: 13px 0; border-bottom: 1px solid var(--line); }
  .main-nav a::after { display: none; }
  .hero, .hero-layout { min-height: auto; }
  .hero-layout, .patent-hub-layout, .company-layout, .faq-layout, .contact-layout, .page-hero-layout { grid-template-columns: 1fr; }
  .hero-layout { gap: 45px; padding: 65px 0; }
  .hero h1 { font-size: 34px; line-height: 1.22; }
  .section-head h2, .company-copy h2, .faq-title h2, .contact-copy h2 { font-size: 34px; }
  .patent-hub-copy h2 { font-size: 36px; }
  .page-hero h1 { font-size: 38px; }
  .page-section-title h2 { font-size: 34px; }
  .hero-lead { font-size: 16px; }
  .hero-proof { flex-direction: column; gap: 15px; }
  .hero-workbench { padding: 22px; }
  .signal-grid { grid-template-columns: 1fr; padding: 20px 0; }
  .signal-grid p { padding: 15px 0; border-left: 0; border-bottom: 1px solid var(--line); }
  .signal-grid > a { margin-top: 12px; text-align: center; }
  .section-head { grid-template-columns: 1fr; gap: 25px; margin-bottom: 38px; }
  .core-grid, .process-list, .package-grid, .audience-grid, .capability-grid, .deliverable-grid, .related-grid, .flow-list { grid-template-columns: 1fr; }
  .principles-grid { grid-template-columns: 1fr; }
  .core-card { min-height: 260px; }
  .patent-hub-layout { gap: 45px; }
  .patent-browser { padding: 17px; }
  .patent-list article { grid-template-columns: 38px 1fr; }
  .patent-list article > b { display: none; }
  .company-photo span { right: 0; }
  .faq-layout, .contact-layout { gap: 45px; }
  .wecom-card { grid-template-columns: 112px 1fr; }
  .wecom-qr { width: 112px; }
  .contact-prep ul { grid-template-columns: 1fr; }
  .form-row, .footer-main, .footer-links, .material-list { grid-template-columns: 1fr; }
  .footer-main { gap: 45px; }
  .footer-bottom { flex-direction: column; }
  .page-hero { padding: 65px 0 55px; }
  .page-hero-layout { gap: 40px; }
  .page-anchor-bar { top: 66px; }
  .page-anchor-inner { gap: 20px; }
  .quick-form { grid-template-columns: 1fr; }
  .mobile-bar { position: fixed; z-index: 120; left: 0; right: 0; bottom: 0; display: grid; grid-template-columns: 1fr 1fr; box-shadow: 0 -8px 25px rgba(7,27,54,.15); }
  .mobile-bar a { display: grid; min-height: 52px; place-items: center; color: var(--white); background: var(--navy); font-size: 13px; font-weight: 900; }
  .mobile-bar a:last-child { color: var(--navy); background: var(--yellow); }
  .site-footer { padding-bottom: 52px; }
  .toast { right: 16px; bottom: 68px; left: 16px; }
  .privacy-page { padding: 42px 0; }
  .privacy-document { padding: 34px 24px; }
  .privacy-document h1 { font-size: 36px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}