/* ============================================================================
   CNOB — Chinese National Overseas Bureau
   Independent Third-Party Documentation, Verification & Certification
   Shared stylesheet — institutional, international, trust-based.
   Palette: deep navy · silver-grey · warm gold · paper white
   ========================================================================== */

/* ----------------------------------------------------------------------------
   0. Design tokens
---------------------------------------------------------------------------- */
:root {
  /* Brand colours */
  --navy-900: #061427;
  --navy-800: #0A2240;   /* primary */
  --navy-700: #103258;
  --navy-600: #1C4A7E;
  --navy-500: #2E6098;
  --steel:    #3A5A86;
  --slate:    #5A6B7E;   /* secondary text */
  --slate-2:  #7C8A9A;
  --mist:     #EAEFF4;   /* light section bg */
  --mist-2:   #F4F7FA;
  --paper:    #FCFDFE;
  --white:    #FFFFFF;
  --line:     #D9E1EA;
  --line-2:   #E7ECF2;

  --gold-700: #9A7B33;
  --gold:     #C2A14D;   /* accent */
  --gold-300: #D9C690;
  --gold-50:  #F6F0DF;

  --ok:       #1F7A5A;
  --ok-bg:    #E6F2EC;
  --warn:     #B07A1E;
  --warn-bg:  #F7EFDD;
  --stop:     #A33A36;
  --stop-bg:  #F6E6E5;

  /* Typography */
  --serif: "Source Serif 4", "Noto Serif SC", Georgia, "Times New Roman", serif;
  --sans:  "Inter", "Noto Sans SC", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  /* Rhythm */
  --container: 1180px;
  --container-narrow: 880px;
  --radius: 14px;
  --radius-sm: 9px;
  --radius-lg: 22px;
  --shadow-sm: 0 1px 2px rgba(10, 34, 64, .06), 0 2px 8px rgba(10, 34, 64, .05);
  --shadow:    0 6px 24px rgba(10, 34, 64, .09), 0 2px 6px rgba(10, 34, 64, .05);
  --shadow-lg: 0 24px 60px rgba(6, 20, 39, .16);
  --ease: cubic-bezier(.22, .61, .36, 1);
  --gut: clamp(20px, 5vw, 64px);
}

/* ----------------------------------------------------------------------------
   1. Reset & base
---------------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; scroll-padding-top: 96px; }
body {
  font-family: var(--sans);
  color: var(--navy-900);
  background: var(--paper);
  line-height: 1.65;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: var(--navy-600); text-decoration: none; transition: color .2s var(--ease); }
a:hover { color: var(--gold-700); }
strong { font-weight: 650; color: var(--navy-800); }
::selection { background: var(--gold-300); color: var(--navy-900); }

/* ----------------------------------------------------------------------------
   2. Bilingual system — EN default, 中文 on [data-lang="zh"]
---------------------------------------------------------------------------- */
html[data-lang="en"] .zh { display: none !important; }
html[data-lang="zh"] .en { display: none !important; }
html[data-lang="zh"] body { font-family: var(--sans); letter-spacing: .005em; }
html[data-lang="zh"] h1, html[data-lang="zh"] h2,
html[data-lang="zh"] h3, html[data-lang="zh"] .display { letter-spacing: .01em; }

/* ----------------------------------------------------------------------------
   3. Typography
---------------------------------------------------------------------------- */
h1, h2, h3, h4 { font-family: var(--serif); font-weight: 600; line-height: 1.18; color: var(--navy-800); letter-spacing: -.01em; }
.display { font-family: var(--serif); font-weight: 600; line-height: 1.1; letter-spacing: -.02em;
  font-size: clamp(2.3rem, 5.2vw, 3.7rem); color: var(--navy-900); }
h1 { font-size: clamp(2rem, 4vw, 2.9rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.25rem); }
h3 { font-size: clamp(1.18rem, 2vw, 1.4rem); }
h4 { font-size: 1.06rem; }
p { color: var(--navy-800); }
.lead { font-size: clamp(1.1rem, 1.7vw, 1.32rem); color: var(--slate); line-height: 1.6; font-weight: 380; }
.muted { color: var(--slate); }
.small { font-size: .9rem; }
.tiny { font-size: .8rem; }

.eyebrow {
  font-family: var(--sans); font-weight: 600; font-size: .76rem;
  letter-spacing: .18em; text-transform: uppercase; color: var(--gold-700);
  display: inline-flex; align-items: center; gap: .6em;
}
.eyebrow::before { content: ""; width: 26px; height: 1.5px; background: var(--gold); display: inline-block; }
.eyebrow.center { justify-content: center; }

/* ----------------------------------------------------------------------------
   4. Layout
---------------------------------------------------------------------------- */
.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--gut); }
.narrow { max-width: var(--container-narrow); margin-inline: auto; }
section { padding-block: clamp(56px, 8vw, 104px); }
.section-tight { padding-block: clamp(40px, 5vw, 64px); }
.bg-mist { background: var(--mist-2); }
.bg-navy { background: var(--navy-800); color: #DCE6F0; }
.bg-navy h1, .bg-navy h2, .bg-navy h3, .bg-navy h4, .bg-navy .display { color: #fff; }
.bg-navy p { color: #C4D2E2; }
.bg-navy a { color: var(--gold-300); }
.bg-gradient { background:
  radial-gradient(1100px 540px at 85% -10%, rgba(46,96,152,.5), transparent 60%),
  radial-gradient(820px 460px at 5% 110%, rgba(194,161,77,.16), transparent 55%),
  linear-gradient(160deg, var(--navy-900), var(--navy-800) 55%, var(--navy-700));
}
.grid { display: grid; gap: clamp(18px, 2.4vw, 28px); }
.cols-2 { grid-template-columns: repeat(2, 1fr); }
.cols-3 { grid-template-columns: repeat(3, 1fr); }
.cols-4 { grid-template-columns: repeat(4, 1fr); }
.center { text-align: center; }
.section-head { max-width: 760px; margin-bottom: clamp(32px, 4vw, 52px); }
.section-head.center { margin-inline: auto; }
.section-head .eyebrow { margin-bottom: 18px; }
.section-head p { margin-top: 14px; }

/* ----------------------------------------------------------------------------
   5. Buttons
---------------------------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; gap: .55em; cursor: pointer;
  font-family: var(--sans); font-weight: 560; font-size: .98rem; line-height: 1;
  padding: 15px 26px; border-radius: 999px; border: 1.5px solid transparent;
  transition: transform .18s var(--ease), box-shadow .2s var(--ease), background .2s, color .2s, border-color .2s;
  white-space: nowrap;
}
.btn svg { width: 18px; height: 18px; }
.btn-primary { background: var(--gold); color: var(--navy-900); box-shadow: 0 6px 18px rgba(194,161,77,.32); }
.btn-primary:hover { background: var(--gold-300); color: var(--navy-900); transform: translateY(-2px); box-shadow: 0 10px 26px rgba(194,161,77,.4); }
.btn-navy { background: var(--navy-800); color: #fff; }
.btn-navy:hover { background: var(--navy-700); color: #fff; transform: translateY(-2px); box-shadow: var(--shadow); }
.btn-ghost { background: transparent; color: var(--navy-800); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--navy-600); color: var(--navy-800); transform: translateY(-2px); }
.btn-on-navy { background: rgba(255,255,255,.08); color: #fff; border-color: rgba(255,255,255,.28); }
.btn-on-navy:hover { background: rgba(255,255,255,.16); color: #fff; }
.btn-lg { padding: 17px 32px; font-size: 1.04rem; }
.btn-row { display: flex; flex-wrap: wrap; gap: 14px; }
.btn-row.center { justify-content: center; }

.link-arrow { display: inline-flex; align-items: center; gap: .4em; font-weight: 560; color: var(--navy-600); }
.link-arrow svg { width: 16px; height: 16px; transition: transform .2s var(--ease); }
.link-arrow:hover svg { transform: translateX(4px); }

/* ----------------------------------------------------------------------------
   6. Header / nav
---------------------------------------------------------------------------- */
.site-header { position: sticky; top: 0; z-index: 60;
  background: rgba(252,253,254,.82); backdrop-filter: saturate(150%) blur(14px);
  border-bottom: 1px solid var(--line-2); transition: box-shadow .25s, background .25s; }
.site-header.scrolled { box-shadow: 0 6px 22px rgba(10,34,64,.08); }
.nav { display: flex; align-items: center; gap: 26px; height: 74px; }
.brand { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.emblem { display: block; flex: 0 0 auto; object-fit: contain; }
.brand .emblem { width: 40px; height: 40px; }
.brand-text { display: flex; flex-direction: column; line-height: 1; }
.brand-text .bn { font-family: var(--serif); font-weight: 650; font-size: 1.16rem; color: var(--navy-800); letter-spacing: .02em; }
.brand-text .bt { font-size: .62rem; letter-spacing: .14em; text-transform: uppercase; color: var(--slate-2); margin-top: 4px; }
.nav-links { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav-links a { font-size: .93rem; font-weight: 500; color: var(--navy-800); padding: 9px 13px; border-radius: 8px; position: relative; }
.nav-links a:hover { background: var(--mist); color: var(--navy-800); }
.nav-links a.active { color: var(--navy-600); }
.nav-links a.active::after { content: ""; position: absolute; left: 13px; right: 13px; bottom: 3px; height: 2px; background: var(--gold); border-radius: 2px; }
.nav-tools { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }

.lang-toggle { display: inline-flex; border: 1px solid var(--line); border-radius: 999px; overflow: hidden; background: var(--white); }
.lang-toggle button { font-family: var(--sans); font-size: .82rem; font-weight: 600; padding: 7px 13px; border: 0; background: transparent; color: var(--slate); cursor: pointer; transition: background .2s, color .2s; }
.lang-toggle button.on { background: var(--navy-800); color: #fff; }

.nav-cta { padding: 10px 18px; font-size: .9rem; }
.menu-btn { display: none; background: transparent; border: 1px solid var(--line); border-radius: 9px; width: 44px; height: 42px; cursor: pointer; align-items: center; justify-content: center; }
.menu-btn svg { width: 22px; height: 22px; color: var(--navy-800); }

/* Mobile drawer */
.mobile-nav { position: fixed; inset: 0 0 0 auto; width: min(86vw, 360px); background: var(--white);
  box-shadow: var(--shadow-lg); z-index: 80; transform: translateX(100%); transition: transform .32s var(--ease);
  display: flex; flex-direction: column; padding: 22px; overflow-y: auto; }
.mobile-nav.open { transform: translateX(0); }
.mobile-nav .mclose { align-self: flex-end; background: transparent; border: 0; cursor: pointer; padding: 6px; }
.mobile-nav .mclose svg { width: 26px; height: 26px; color: var(--navy-800); }
.mobile-nav a { font-family: var(--serif); font-size: 1.16rem; color: var(--navy-800); padding: 14px 6px; border-bottom: 1px solid var(--line-2); }
.scrim { position: fixed; inset: 0; background: rgba(6,20,39,.42); z-index: 70; opacity: 0; visibility: hidden; transition: opacity .3s; }
.scrim.open { opacity: 1; visibility: visible; }

/* ----------------------------------------------------------------------------
   7. Hero
---------------------------------------------------------------------------- */
.hero { position: relative; overflow: hidden; color: #fff; padding-block: clamp(64px, 9vw, 120px); }
.hero::after { content: ""; position: absolute; inset: 0; background-image:
  repeating-linear-gradient(115deg, rgba(255,255,255,.035) 0 1px, transparent 1px 24px); pointer-events: none; }
.hero .container { position: relative; z-index: 2; }
.hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(32px, 5vw, 64px); align-items: center; }
.hero .eyebrow { color: var(--gold-300); }
.hero .eyebrow::before { background: var(--gold-300); }
.hero .display { margin: 20px 0 22px; }
.hero .lead { color: #C8D6E6; max-width: 38ch; }
.hero .btn-row { margin-top: 34px; }
.hero-meta { margin-top: 30px; display: flex; gap: 26px; flex-wrap: wrap; }
.hero-meta .hm { display: flex; flex-direction: column; gap: 3px; }
.hero-meta .hm b { font-family: var(--serif); font-size: 1.55rem; color: #fff; }
.hero-meta .hm span { font-size: .82rem; color: #9FB4CC; letter-spacing: .03em; }

/* Hero certificate visual */
.cert-visual { position: relative; }
.cert-card { background: linear-gradient(168deg, #fff, #F4F7FB); color: var(--navy-900); border-radius: var(--radius);
  box-shadow: var(--shadow-lg); border: 1px solid rgba(255,255,255,.6); padding: 26px; position: relative; overflow: hidden; }
.cert-card::before { content: ""; position: absolute; inset: 10px; border: 1px solid var(--gold-300); border-radius: 9px; opacity: .55; pointer-events: none; }
.cert-card .gw { position: absolute; right: -40px; top: -40px; width: 160px; height: 160px; opacity: .10; }
.cert-card .gw.verification-watermark { object-fit: contain; filter: saturate(.9); }
.cert-top { display: flex; align-items: center; gap: 11px; padding-bottom: 14px; border-bottom: 1px solid var(--line); position: relative; }
.cert-top .emblem { width: 34px; height: 34px; }
.cert-top b { font-family: var(--serif); font-size: .98rem; color: var(--navy-800); }
.cert-top span { font-size: .6rem; letter-spacing: .12em; text-transform: uppercase; color: var(--slate-2); }
.cert-badge { margin-left: auto; font-size: .62rem; font-weight: 700; letter-spacing: .08em; padding: 5px 10px; border-radius: 999px; background: var(--ok-bg); color: var(--ok); }
.cert-title { font-family: var(--serif); font-size: 1.16rem; color: var(--navy-900); margin: 16px 0 4px; position: relative; }
.cert-rows { position: relative; margin-top: 14px; display: grid; gap: 9px; }
.cert-rows .r { display: flex; justify-content: space-between; gap: 14px; font-size: .82rem; padding-bottom: 8px; border-bottom: 1px dashed var(--line); }
.cert-rows .r span { color: var(--slate); }
.cert-rows .r b { color: var(--navy-800); font-weight: 600; }
.cert-foot { position: relative; margin-top: 16px; display: flex; align-items: center; gap: 14px; }
.qr { width: 58px; height: 58px; border-radius: 8px; flex-shrink: 0; }
.verification-badge {
  width: 42px;
  height: 42px;
  flex: 0 0 auto;
  object-fit: contain;
  border-radius: 10px;
  padding: 4px;
  background: rgba(255,255,255,.92);
  border: 1px solid rgba(13,27,48,.10);
  box-shadow: 0 8px 20px rgba(10,34,64,.08);
}
.cert-foot .cf-txt { font-size: .7rem; color: var(--slate); line-height: 1.5; }
.cert-seal { position: absolute; right: 20px; bottom: 16px; width: 70px; height: 70px; opacity: .9; }
/* ----------------------------------------------------------------------------
   8. Cards
---------------------------------------------------------------------------- */
.card { background: var(--white); border: 1px solid var(--line-2); border-radius: var(--radius); padding: 26px;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s; height: 100%; }
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: var(--line); }
.card .ico { width: 46px; height: 46px; border-radius: 11px; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(150deg, var(--navy-700), var(--navy-800)); margin-bottom: 16px; }
.card .ico svg { width: 24px; height: 24px; color: var(--gold-300); }
.card h3 { font-size: 1.16rem; margin-bottom: 9px; }
.card h3 .num { font-family: var(--sans); font-size: .72rem; font-weight: 700; color: var(--gold-700); letter-spacing: .1em; display: block; margin-bottom: 6px; }
.card p { color: var(--slate); font-size: .96rem; }
.card .card-foot { margin-top: 16px; }
.card.link-card { cursor: pointer; }
.card.flat { background: var(--mist-2); border-color: transparent; }
.card.flat:hover { background: var(--white); }

.feature-list { list-style: none; padding: 0; display: grid; gap: 10px; margin-top: 14px; }
.feature-list li { position: relative; padding-left: 26px; font-size: .92rem; color: var(--slate); }
.feature-list li::before { content: ""; position: absolute; left: 0; top: .5em; width: 14px; height: 9px;
  border-left: 2px solid var(--gold); border-bottom: 2px solid var(--gold); transform: rotate(-45deg); }

/* Pill / chips */
.pill { display: inline-flex; align-items: center; gap: .5em; padding: 6px 13px; border-radius: 999px;
  font-size: .8rem; font-weight: 560; background: var(--mist); color: var(--navy-700); border: 1px solid var(--line-2); }
.chips { display: flex; flex-wrap: wrap; gap: 9px; }

/* ----------------------------------------------------------------------------
   9. Level / step components
---------------------------------------------------------------------------- */
.level-stack { display: grid; gap: 14px; }
.level { display: grid; grid-template-columns: auto 1fr; gap: 22px; align-items: start; background: var(--white);
  border: 1px solid var(--line-2); border-radius: var(--radius); padding: 24px 26px; position: relative; overflow: hidden; }
.level::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: var(--gold); }
.level .lv-badge { width: 64px; height: 64px; border-radius: 14px; background: linear-gradient(150deg, var(--navy-700), var(--navy-900));
  display: flex; flex-direction: column; align-items: center; justify-content: center; color: #fff; flex-shrink: 0; }
.level .lv-badge b { font-family: var(--serif); font-size: 1.5rem; line-height: 1; color: var(--gold-300); }
.level .lv-badge span { font-size: .54rem; letter-spacing: .14em; text-transform: uppercase; margin-top: 4px; color: #9FB4CC; }
.level h3 { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.level h3 .tag { font-family: var(--sans); font-size: .72rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--gold-700); }
.level .means { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 14px; }
.means .m { border-radius: var(--radius-sm); padding: 13px 15px; font-size: .88rem; }
.means .m.is { background: var(--ok-bg); }
.means .m.isnt { background: var(--stop-bg); }
.means .m b { display: block; font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; margin-bottom: 5px; }
.means .m.is b { color: var(--ok); }
.means .m.isnt b { color: var(--stop); }
.means .m p { color: var(--navy-800); font-size: .88rem; }

.steps { counter-reset: step; display: grid; gap: 0; }
.step { display: grid; grid-template-columns: auto 1fr; gap: 24px; position: relative; padding-bottom: 34px; }
.step:last-child { padding-bottom: 0; }
.step .sdot { width: 52px; height: 52px; border-radius: 50%; background: var(--white); border: 2px solid var(--gold);
  display: flex; align-items: center; justify-content: center; font-family: var(--serif); font-weight: 650; font-size: 1.2rem; color: var(--navy-800); flex-shrink: 0; z-index: 2; }
.step::before { content: ""; position: absolute; left: 25px; top: 52px; bottom: -2px; width: 2px; background: var(--line); }
.step:last-child::before { display: none; }
.step .scontent { padding-top: 7px; }
.step-verification-mark {
  float: right;
  width: 46px;
  height: 46px;
  margin: 0 0 10px 14px;
  object-fit: contain;
  border-radius: 10px;
  padding: 4px;
  background: var(--white);
  border: 1px solid rgba(13,27,48,.10);
  box-shadow: 0 8px 18px rgba(10,34,64,.08);
}
.step h3 { font-size: 1.18rem; margin-bottom: 6px; }
.step p { color: var(--slate); font-size: .96rem; }

/* ----------------------------------------------------------------------------
   10. Service detail blocks
---------------------------------------------------------------------------- */
.svc { scroll-margin-top: 100px; background: var(--white); border: 1px solid var(--line-2); border-radius: var(--radius-lg);
  overflow: hidden; }
.svc + .svc { margin-top: 26px; }
.svc-head { display: grid; grid-template-columns: auto 1fr auto; gap: 20px; align-items: center;
  padding: 26px clamp(22px, 3vw, 36px); background: linear-gradient(120deg, var(--mist-2), var(--white)); border-bottom: 1px solid var(--line-2); }
.svc-head .ico { width: 54px; height: 54px; border-radius: 13px; background: linear-gradient(150deg, var(--navy-700), var(--navy-900));
  display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.svc-head .ico svg { width: 27px; height: 27px; color: var(--gold-300); }
.svc-head .ico img { width: 38px; height: 38px; object-fit: contain; }
.svc-head .ico.verify-service-ico {
  background: rgba(255,255,255,.82);
  border: 1px solid rgba(13,27,48,.10);
  box-shadow: inset 0 0 0 1px rgba(194,161,77,.16);
}
.svc-head .sh-num { font-family: var(--serif); font-size: 1.7rem; color: var(--line); font-weight: 650; }
.svc-body { padding: clamp(22px, 3vw, 36px); display: grid; grid-template-columns: 1.2fr 1fr; gap: clamp(22px, 4vw, 44px); }
.svc-body h4 { font-size: .82rem; letter-spacing: .1em; text-transform: uppercase; color: var(--gold-700); margin-bottom: 14px; font-family: var(--sans); font-weight: 700; }
.svc-note { background: var(--navy-800); color: #C4D2E2; border-radius: var(--radius); padding: 18px 20px; font-size: .9rem; margin-top: 18px; }
.svc-note b { color: #fff; }
.cert-names { list-style: none; padding: 0; display: grid; gap: 10px; }
.cert-names li { background: var(--mist-2); border: 1px solid var(--line-2); border-left: 3px solid var(--gold); border-radius: 8px;
  padding: 11px 14px; font-size: .9rem; color: var(--navy-800); font-weight: 500; }

/* ----------------------------------------------------------------------------
   11. Tables / structure lists
---------------------------------------------------------------------------- */
.struct-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; counter-reset: f; }
.struct-grid .f { display: flex; gap: 12px; align-items: flex-start; background: var(--white); border: 1px solid var(--line-2);
  border-radius: 10px; padding: 13px 15px; }
.struct-grid .f .fn { font-family: var(--serif); font-weight: 650; color: var(--gold-700); font-size: .95rem; flex-shrink: 0; min-width: 22px; }
.struct-grid .f span { font-size: .9rem; color: var(--navy-800); }

.req-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 16px; }
.req { background: var(--white); border: 1px solid var(--line-2); border-radius: var(--radius); padding: 20px 22px; border-top: 3px solid var(--navy-700); }
.req h4 { font-family: var(--serif); font-size: 1.08rem; color: var(--navy-800); margin-bottom: 7px; text-transform: none; letter-spacing: 0; }
.req p { font-size: .9rem; color: var(--slate); }

/* ----------------------------------------------------------------------------
   12. Verification widget
---------------------------------------------------------------------------- */
.verify-box { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-lg); box-shadow: var(--shadow);
  padding: clamp(24px, 4vw, 40px); max-width: 720px; margin-inline: auto; }
.verify-system-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 18px;
  align-items: start;
  margin-bottom: 18px;
}
.verify-system-head h2 {
  margin: 12px 0 8px;
  font-size: clamp(1.4rem,3vw,1.9rem);
}
.verify-system-mark,
.verify-module-mark,
.verify-card-mark,
.verify-app-icon,
.protocol-card-mark {
  object-fit: contain;
}
.verify-system-mark {
  width: 78px;
  height: 78px;
  border-radius: 14px;
  padding: 8px;
  background: linear-gradient(180deg, rgba(255,255,255,.96), rgba(242,246,250,.92));
  border: 1px solid rgba(13,27,48,.10);
  box-shadow: 0 16px 36px rgba(10,34,64,.11);
}
.verify-app-icon {
  width: 54px;
  height: 54px;
  border-radius: 14px;
  margin-bottom: 16px;
  box-shadow: 0 16px 32px rgba(2,12,26,.22);
}
.verify-field { display: flex; gap: 12px; margin-top: 8px; flex-wrap: wrap; }
.verify-field input { flex: 1; min-width: 220px; font-family: var(--sans); font-size: 1rem; padding: 15px 18px;
  border: 1.5px solid var(--line); border-radius: 999px; color: var(--navy-900); background: var(--mist-2); transition: border-color .2s, background .2s; }
.verify-field input:focus { outline: none; border-color: var(--navy-500); background: #fff; box-shadow: 0 0 0 4px rgba(46,96,152,.12); }
.verify-result { margin-top: 22px; border-radius: var(--radius); padding: 22px; display: none; }
.verify-result.show { display: block; animation: rise .4s var(--ease); }
.verify-result .vr-head { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.verify-result .vr-icon { width: 44px; height: 44px; border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.verify-result .vr-icon svg { width: 24px; height: 24px; }
.verify-result h4 { font-size: 1.2rem; text-transform: none; letter-spacing: 0; font-family: var(--serif); }
.vr-valid { background: var(--ok-bg); border: 1px solid #BFE0D0; }
.vr-valid .vr-icon { background: var(--ok); color: #fff; } .vr-valid h4 { color: var(--ok); }
.vr-revoked { background: var(--stop-bg); border: 1px solid #ECC9C7; }
.vr-revoked .vr-icon { background: var(--stop); color: #fff; } .vr-revoked h4 { color: var(--stop); }
.vr-superseded { background: var(--warn-bg); border: 1px solid #E8D5AC; }
.vr-superseded .vr-icon { background: var(--warn); color: #fff; } .vr-superseded h4 { color: var(--warn); }
.vr-none { background: var(--mist); border: 1px solid var(--line); }
.vr-none .vr-icon { background: var(--slate); color: #fff; } .vr-none h4 { color: var(--slate); }
.vr-detail { display: grid; gap: 8px; }
.vr-detail .r { display: flex; justify-content: space-between; gap: 16px; font-size: .9rem; padding: 7px 0; border-bottom: 1px dashed rgba(10,34,64,.14); }
.vr-detail .r:last-child { border-bottom: 0; }
.vr-detail .r span { color: var(--slate); } .vr-detail .r b { color: var(--navy-800); }
.sample-ids { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; align-items: center; }
.sample-ids button { font-family: var(--sans); font-size: .78rem; padding: 6px 12px; border-radius: 999px; border: 1px dashed var(--line);
  background: var(--mist-2); color: var(--navy-600); cursor: pointer; transition: all .2s; }
.sample-ids button:hover { border-color: var(--navy-500); color: var(--navy-800); background: #fff; }

/* ----------------------------------------------------------------------------
   13. Forms
---------------------------------------------------------------------------- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field.full { grid-column: 1 / -1; }
.field label { font-size: .84rem; font-weight: 600; color: var(--navy-800); }
.field label .req-star { color: var(--stop); }
.field input, .field select, .field textarea { font-family: var(--sans); font-size: .98rem; padding: 13px 15px;
  border: 1.5px solid var(--line); border-radius: 11px; background: var(--white); color: var(--navy-900); transition: border-color .2s, box-shadow .2s; }
.field textarea { resize: vertical; min-height: 130px; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--navy-500); box-shadow: 0 0 0 4px rgba(46,96,152,.1); }
.form-note { font-size: .82rem; color: var(--slate); margin-top: 4px; }

/* ----------------------------------------------------------------------------
   14. Misc — banners, quotes, accordions, stats
---------------------------------------------------------------------------- */
.banner { border-radius: var(--radius-lg); padding: clamp(26px, 4vw, 44px); position: relative; overflow: hidden; }
.banner.legal { background: linear-gradient(135deg, var(--navy-900), var(--navy-700)); color: #C4D2E2; }
.banner.legal h3 { color: #fff; }
.banner.legal .pill { background: rgba(255,255,255,.1); color: #fff; border-color: rgba(255,255,255,.2); }
.banner.gold { background: linear-gradient(135deg, var(--gold-50), #FBF6E9); border: 1px solid var(--gold-300); }

.msg-list { display: grid; gap: 0; }
.msg { display: grid; grid-template-columns: auto 1fr; gap: 24px; padding: 26px 0; border-bottom: 1px solid var(--line-2); align-items: start; }
.msg:last-child { border-bottom: 0; }
.msg .mn { font-family: var(--serif); font-size: 2.4rem; font-weight: 600; color: var(--gold-300); line-height: 1; }
.msg .mt-en { font-family: var(--serif); font-size: 1.5rem; color: var(--navy-900); line-height: 1.3; }
.msg .mt-zh { font-size: 1.18rem; color: var(--navy-800); margin-top: 8px; line-height: 1.6; }

blockquote.pull { font-family: var(--serif); font-size: clamp(1.4rem, 2.6vw, 2rem); line-height: 1.42; color: var(--navy-900);
  border: 0; padding: 0; max-width: 22ch; }
blockquote.pull .src { display: block; font-family: var(--sans); font-size: .9rem; color: var(--slate); margin-top: 18px; font-weight: 500; }

.accordion { border: 1px solid var(--line-2); border-radius: var(--radius); overflow: hidden; background: var(--white); }
.accordion + .accordion { margin-top: 12px; }
.acc-head { width: 100%; text-align: left; background: transparent; border: 0; cursor: pointer; padding: 20px 22px;
  display: flex; align-items: center; gap: 16px; font-family: var(--serif); font-size: 1.1rem; color: var(--navy-800); }
.acc-head .acc-ico { margin-left: auto; flex-shrink: 0; width: 22px; height: 22px; transition: transform .3s var(--ease); color: var(--gold-700); }
.accordion.open .acc-ico { transform: rotate(45deg); }
.acc-body { max-height: 0; overflow: hidden; transition: max-height .35s var(--ease); }
.acc-body-inner { padding: 0 22px 22px; color: var(--slate); font-size: .95rem; }

.audience-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 12px; }
.aud { background: var(--white); border: 1px solid var(--line-2); border-radius: 12px; padding: 18px; text-align: center; transition: all .2s var(--ease); }
.aud:hover { transform: translateY(-3px); box-shadow: var(--shadow-sm); }
.aud .ico { width: 40px; height: 40px; margin: 0 auto 10px; color: var(--navy-600); }
.aud .ico svg { width: 100%; height: 100%; }
.aud span { font-size: .9rem; font-weight: 560; color: var(--navy-800); }

.stat-band { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; }
.stat { text-align: center; }
.stat b { font-family: var(--serif); font-size: clamp(2rem,4vw,2.8rem); color: var(--navy-800); display: block; line-height: 1; }
.bg-navy .stat b { color: #fff; }
.stat span { font-size: .86rem; color: var(--slate); margin-top: 8px; display: block; }
.bg-navy .stat span { color: #9FB4CC; }

/* Two-column prose */
.prose { max-width: 760px; }
.prose p { margin-bottom: 18px; color: var(--navy-800); }
.prose h3 { margin: 34px 0 12px; }
.prose ul { margin: 0 0 18px; padding-left: 22px; color: var(--navy-800); }
.prose ul li { margin-bottom: 8px; }

/* Page hero (interior) */
.page-hero { color: #fff; padding-block: clamp(54px, 7vw, 92px); position: relative; overflow: hidden; }
.page-hero::after { content: ""; position: absolute; inset: 0; background-image:
  repeating-linear-gradient(115deg, rgba(255,255,255,.03) 0 1px, transparent 1px 22px); pointer-events: none; }
.page-hero .container { position: relative; z-index: 2; }
.page-hero .eyebrow { color: var(--gold-300); } .page-hero .eyebrow::before { background: var(--gold-300); }
.page-hero h1 { color: #fff; margin: 18px 0 16px; max-width: 20ch; }
.page-hero p { color: #C8D6E6; max-width: 60ch; font-size: clamp(1.05rem,1.6vw,1.22rem); }
.crumb { font-size: .82rem; color: #9FB4CC; display: flex; gap: 8px; align-items: center; }
.crumb a { color: #9FB4CC; } .crumb a:hover { color: var(--gold-300); }

/* ----------------------------------------------------------------------------
   15. Footer
---------------------------------------------------------------------------- */
.site-footer { background: var(--navy-900); color: #9FB4CC; padding-block: clamp(48px,6vw,72px) 30px; }
.footer-top { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 36px; padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,.1); }
.footer-brand .brand-text .bn { color: #fff; } .footer-brand .brand-text .bt { color: #7C8A9A; }
.footer-brand p { margin-top: 16px; font-size: .9rem; color: #9FB4CC; max-width: 34ch; }
.footer-col h5 { font-family: var(--sans); font-size: .76rem; letter-spacing: .14em; text-transform: uppercase; color: var(--gold-300); margin-bottom: 16px; }
.footer-col ul { list-style: none; padding: 0; display: grid; gap: 10px; }
.footer-col a { font-size: .92rem; color: #B9C7D8; } .footer-col a:hover { color: #fff; }
.footer-disclaimer { margin-top: 28px; padding: 22px; background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius); font-size: .8rem; line-height: 1.7; color: #8FA3BC; }
.footer-disclaimer b { color: #C4D2E2; }
.footer-bottom { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-top: 26px; font-size: .82rem; color: #7C8A9A; }
.footer-bottom a { color: #9FB4CC; }

/* ----------------------------------------------------------------------------
   16. Reveal animation
---------------------------------------------------------------------------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .08s; } .reveal.d2 { transition-delay: .16s; }
.reveal.d3 { transition-delay: .24s; } .reveal.d4 { transition-delay: .32s; }
@keyframes rise { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } .reveal { opacity: 1; transform: none; } html { scroll-behavior: auto; } }

/* ----------------------------------------------------------------------------
   17. Responsive
---------------------------------------------------------------------------- */
@media (max-width: 1000px) {
  .nav-links { display: none; }
  .menu-btn { display: inline-flex; }
  .nav-cta { display: none; }
  .hero-grid { grid-template-columns: 1fr; }
  .cert-visual { max-width: 440px; margin-inline: auto; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 28px; }
  .audience-grid { grid-template-columns: repeat(3,1fr); }
}
@media (max-width: 760px) {
  body { font-size: 16px; }
  .cols-2, .cols-3, .cols-4 { grid-template-columns: 1fr; }
  .svc-body { grid-template-columns: 1fr; }
  .svc-head { grid-template-columns: auto 1fr; }
  .svc-head .sh-num { display: none; }
  .struct-grid, .req-grid, .form-grid, .level .means { grid-template-columns: 1fr; }
  .stat-band { grid-template-columns: 1fr 1fr; gap: 26px; }
  .audience-grid { grid-template-columns: repeat(2,1fr); }
  .level { grid-template-columns: 1fr; }
  .level .lv-badge { width: 56px; height: 56px; }
  .footer-top { grid-template-columns: 1fr; }
  .msg { grid-template-columns: 1fr; gap: 6px; } .msg .mn { font-size: 1.7rem; }
  .hero-meta { gap: 18px; }
}
@media (max-width: 420px) {
  .stat-band { grid-template-columns: 1fr; }
  .audience-grid { grid-template-columns: 1fr 1fr; }
}

/* ============================================================================
   ============================  v2  UPGRADE  =================================
   World-class institutional system: security-document texture, diaspora field,
   section indexing, refined scale, credential detailing, diagrams, chrome.
   ========================================================================== */

/* ---- v2 tokens ---------------------------------------------------------- */
:root {
  --ink: #0C1B30;
  --gold-600: #B08F3E;
  --paper-warm: #FBFAF7;
  --field-line: rgba(127,160,206,.5);
  --elev-1: 0 1px 2px rgba(10,34,64,.05), 0 4px 14px rgba(10,34,64,.06);
  --elev-2: 0 10px 30px rgba(10,34,64,.10), 0 3px 10px rgba(10,34,64,.06);
  --elev-3: 0 30px 70px rgba(6,20,39,.22), 0 8px 22px rgba(6,20,39,.14);
  --gut: clamp(20px, 5vw, 72px);
  --container: 1220px;
  --display: clamp(2.7rem, 6vw, 4.6rem);
}
body { background: var(--paper-warm); font-size: 17px; }
.display { font-size: var(--display); letter-spacing: -.025em; line-height: 1.04; }
h2 { font-size: clamp(1.7rem, 3.3vw, 2.5rem); letter-spacing: -.02em; }
.lead { font-weight: 400; }
section { padding-block: clamp(64px, 9vw, 128px); }
section[id] { scroll-margin-top: 120px; }

/* ---- monospace certificate numbers ------------------------------------- */
.mono, .cert-rows .r b, .vr-detail .r b { font-variant-numeric: tabular-nums; }
.code { font-family: "Inter", ui-monospace, "SF Mono", Menlo, monospace; letter-spacing: .02em; font-feature-settings: "tnum"; }

/* ---- dark "field": navy + guilloché + light + hairline ------------------ */
.hero, .page-hero, .bg-navy, .bg-gradient, .field-dark { position: relative; isolation: isolate; }
.hero::before, .page-hero::before, .bg-navy::before, .bg-gradient::before {
  content: ""; position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background: url("img/guilloche-tile.svg") repeat; background-size: 132px 132px; opacity: .05;
}
.bg-navy, .bg-gradient { background-color: var(--navy-800); }
.bg-navy { background-image:
  radial-gradient(1200px 680px at 82% -22%, rgba(46,96,152,.30), transparent 60%),
  radial-gradient(900px 520px at 0% 120%, rgba(194,161,77,.10), transparent 60%),
  linear-gradient(180deg, var(--navy-800), #08203c); }
.hero > .container, .page-hero > .container, .bg-navy > .container, .bg-gradient > .container { position: relative; z-index: 2; }
/* gold hairline + microtext rule at the foot of dark fields */
.field-edge { position: relative; }
.bg-navy::after, .bg-gradient::after, .hero::after, .page-hero::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; z-index: 1;
  background: linear-gradient(90deg, transparent, rgba(194,161,77,.55) 18%, rgba(194,161,77,.55) 82%, transparent);
}

/* ---- section index header ---------------------------------------------- */
.kicker { display: inline-flex; align-items: center; gap: .7em; font-family: var(--sans);
  font-weight: 600; font-size: .74rem; letter-spacing: .2em; text-transform: uppercase; color: var(--gold-700); }
.kicker .kn { font-family: var(--serif); font-size: .9rem; color: var(--gold); font-weight: 600; letter-spacing: 0; }
.kicker::before { content: ""; width: 30px; height: 1.5px; background: var(--gold); }
.kicker.center { justify-content: center; }
.bg-navy .kicker, .bg-gradient .kicker, .hero .kicker, .page-hero .kicker { color: var(--gold-300); }
.bg-navy .kicker .kn, .hero .kicker .kn, .page-hero .kicker .kn { color: var(--gold-300); }

/* divider mark between sections */
.rule-mark { display: flex; align-items: center; justify-content: center; gap: 16px; color: var(--gold); }
.rule-mark::before, .rule-mark::after { content: ""; height: 1px; width: min(180px, 28vw); background: linear-gradient(90deg, transparent, var(--line)); }
.rule-mark::after { background: linear-gradient(90deg, var(--line), transparent); }
.rule-mark svg { width: 26px; height: 26px; opacity: .9; }

/* ---- scroll progress + utility bar ------------------------------------- */
.scroll-progress { position: fixed; top: 0; left: 0; height: 2px; width: 0; z-index: 200;
  background: linear-gradient(90deg, var(--gold), var(--gold-300)); transition: width .12s linear; }
.util-bar { background: var(--navy-900); color: #9DB2CC; font-size: .76rem; letter-spacing: .02em; position: relative; z-index: 1; }
.util-bar .container { display: flex; align-items: center; justify-content: space-between; height: 34px; gap: 16px; }
.util-bar .ub-l { display: inline-flex; align-items: center; gap: 9px; }
.util-bar .ub-l .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 0 3px rgba(31,122,90,.25); }
.util-bar .ub-r { display: inline-flex; align-items: center; gap: 18px; }
.util-bar a { color: #B9C7D8; } .util-bar a:hover { color: #fff; }
.util-bar .sep { opacity: .4; }
@media (max-width: 720px){ .util-bar .ub-r .hide-sm { display:none; } .util-bar { font-size:.7rem; } }

/* ---- header v2 ---------------------------------------------------------- */
.site-header { background: rgba(251,250,247,.78); border-bottom: 1px solid rgba(13,27,48,.07); }
.site-header.scrolled { background: rgba(251,250,247,.92); box-shadow: 0 8px 30px rgba(10,34,64,.09); }
.nav { height: 78px; }
.brand .emblem { width: 42px; height: 42px; filter: drop-shadow(0 4px 10px rgba(6,20,39,.18)); }
.nav-links a { font-weight: 500; letter-spacing: .005em; }
.nav-links a.active::after { left: 13px; right: 13px; height: 2px; background: var(--gold); }
.lang-toggle { border-color: var(--line); }
.lang-toggle button.on { background: var(--navy-800); }

/* ---- hero v2 ------------------------------------------------------------ */
.hero { padding-block: clamp(72px, 11vw, 150px); }
.hero-grid { grid-template-columns: 1.08fr .92fr; gap: clamp(36px, 5vw, 76px); }
.hero .display { margin: 22px 0 24px; }
.hero .lead { max-width: 40ch; color: #CCDAEA; font-size: clamp(1.12rem,1.5vw,1.32rem); }
.hero-art { position: absolute; inset: 0; z-index: 1; pointer-events: none; overflow: hidden; }
.hero-art .globe { position: absolute; width: min(820px, 78vw); right: -16%; top: 50%; transform: translateY(-50%);
  opacity: .9; -webkit-mask-image: radial-gradient(closest-side, #000 70%, transparent); mask-image: radial-gradient(closest-side, #000 72%, transparent); }
.hero-art .haze { position: absolute; width: 60%; height: 120%; right: -10%; top: -10%;
  background: radial-gradient(closest-side, rgba(46,96,152,.45), transparent 70%); filter: blur(8px); }
.hero-meta { margin-top: 36px; gap: 0; border-top: 1px solid rgba(255,255,255,.12); padding-top: 22px; }
.hero-meta { display: grid; grid-template-columns: repeat(3, auto); gap: clamp(24px,5vw,52px); }
.hero-meta .hm b { font-size: 1.9rem; color: #fff; letter-spacing: -.02em; }
.hero-meta .hm span { color: #9FB4CC; }
.hero-trust { margin-top: 30px; display: inline-flex; align-items: center; gap: 12px; font-size: .82rem; color: #9FB4CC; }
.hero-trust .seal-mini { width: 38px; height: 38px; opacity: .95; }

/* credential card v2 — corner registration marks, microtext, seal watermark */
.cert-card { border-radius: 16px; box-shadow: var(--elev-3); padding: 28px; background: linear-gradient(168deg,#fff,#EEF3F9); }
.cert-card::before { inset: 9px; border: 1px solid rgba(194,161,77,.5); border-radius: 11px; }
.cert-card .corner { position: absolute; width: 16px; height: 16px; border: 1.5px solid var(--gold); opacity: .8; z-index: 3; }
.cert-card .corner.tl { left: 14px; top: 14px; border-right: 0; border-bottom: 0; }
.cert-card .corner.tr { right: 14px; top: 14px; border-left: 0; border-bottom: 0; }
.cert-card .corner.bl { left: 14px; bottom: 14px; border-right: 0; border-top: 0; }
.cert-card .corner.br { right: 14px; bottom: 14px; border-left: 0; border-top: 0; }
.cert-card .micro { position: absolute; left: 0; right: 0; bottom: 5px; text-align: center; font-size: 5px; letter-spacing: 2px;
  color: var(--gold-700); opacity: .5; white-space: nowrap; overflow: hidden; z-index: 2; }
.cert-watermark { position: absolute; right: -38px; bottom: -34px; width: 168px; opacity: .07; z-index: 0; }
.cert-rows .r b { font-family: "Inter", monospace; font-feature-settings: "tnum"; }
/* ---- buttons v2 --------------------------------------------------------- */
.btn { border-radius: 10px; font-weight: 560; padding: 15px 26px; }
.btn-lg { padding: 17px 34px; }
.btn-primary { background: linear-gradient(180deg, var(--gold-300), var(--gold)); color: #2A2410;
  box-shadow: 0 8px 22px rgba(194,161,77,.34), inset 0 1px 0 rgba(255,255,255,.5); }
.btn-primary:hover { background: linear-gradient(180deg,#E4D29A,var(--gold-300)); box-shadow: 0 12px 30px rgba(194,161,77,.44); }
.btn-navy { background: linear-gradient(180deg, var(--navy-700), var(--navy-800)); box-shadow: var(--elev-1); }
.btn-ghost { border-color: var(--line); background: rgba(255,255,255,.6); }
.btn-on-navy { border-radius: 10px; }

/* ---- cards v2 ----------------------------------------------------------- */
.card { border-radius: 16px; border-color: rgba(13,27,48,.08); box-shadow: var(--elev-1); }
.card:hover { box-shadow: var(--elev-2); border-color: rgba(194,161,77,.4); }
.card .ico { border-radius: 12px; background: linear-gradient(155deg, var(--navy-600), var(--navy-800));
  box-shadow: inset 0 1px 0 rgba(255,255,255,.12), 0 6px 16px rgba(10,34,64,.18); }
.card .ico svg { color: var(--gold-300); }
.card.flat { background: #fff; border-color: rgba(13,27,48,.07); }
.card.flat:hover { box-shadow: var(--elev-2); }
.bg-navy .card { background: rgba(255,255,255,.045); border-color: rgba(255,255,255,.12); backdrop-filter: blur(2px); }
.bg-navy .card:hover { background: rgba(255,255,255,.07); border-color: rgba(194,161,77,.4); }
/* corner tick on feature cards */
.card.ticked { position: relative; overflow: hidden; }
.card.ticked::after { content: ""; position: absolute; top: 14px; right: 14px; width: 12px; height: 12px;
  border-top: 1.5px solid var(--gold); border-right: 1.5px solid var(--gold); opacity: .55; }

/* eyebrow on dark already gold; ensure pill on navy refined */
.bg-navy .pill, .bg-gradient .pill, .hero .pill, .page-hero .pill { background: rgba(255,255,255,.08); color: #DCE6F0; border-color: rgba(255,255,255,.16); }

/* ---- manifesto band ----------------------------------------------------- */
.manifesto { text-align: center; }
.manifesto .mq { font-family: var(--serif); font-weight: 500; font-size: clamp(1.6rem, 3.4vw, 2.7rem);
  line-height: 1.28; letter-spacing: -.015em; max-width: 20ch; margin: 0 auto; color: #fff; }
.manifesto .mq .hl { color: var(--gold-300); }
.manifesto .ms { margin-top: 24px; color: #9FB4CC; font-size: 1.02rem; }

/* ---- trust-layer diagram ----------------------------------------------- */
.trust-stack { display: grid; gap: 18px; max-width: 560px; }
.tl-row { display: grid; grid-template-columns: 1fr; gap: 0; }
.tl-band { border-radius: 14px; padding: 20px 24px; border: 1px solid var(--line-2); background: #fff; box-shadow: var(--elev-1);
  display: flex; align-items: center; gap: 16px; position: relative; }
.tl-band .tl-ic { width: 38px; height: 38px; flex-shrink: 0; color: var(--navy-600); }
.tl-band .tl-ic svg { width: 100%; height: 100%; }
.tl-band b { font-family: var(--serif); font-size: 1.08rem; color: var(--navy-800); display: block; }
.tl-band span { font-size: .86rem; color: var(--slate); }
.tl-band.core { background: linear-gradient(120deg, var(--navy-800), var(--navy-700)); border: 0; box-shadow: var(--elev-2); }
.tl-band.core b { color: #fff; } .tl-band.core span { color: #C8D6E6; }
.tl-band.core .tl-ic { color: var(--gold-300); }
.tl-arrow { display: flex; justify-content: center; color: var(--gold); height: 22px; }
.tl-arrow svg { width: 20px; height: 20px; }

/* ---- ladder (5 levels) -------------------------------------------------- */
.ladder { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; align-items: end; margin-top: 18px; }
.rung { background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.12); border-radius: 12px 12px 0 0;
  border-bottom: 3px solid var(--gold); padding: 16px 14px; position: relative; }
.rung .rn { font-family: var(--serif); font-size: 1.5rem; color: var(--gold-300); line-height: 1; }
.rung h4 { color: #fff; font-family: var(--serif); font-size: 1.04rem; margin: 6px 0 4px; }
.rung p { color: #9FB4CC; font-size: .82rem; line-height: 1.45; }
.rung:nth-child(1){ } .rung:nth-child(2){ } .rung:nth-child(3){ } .rung:nth-child(4){ } .rung:nth-child(5){ background: rgba(194,161,77,.16); border-color: rgba(194,161,77,.45); }
.ladder.stepped .rung:nth-child(1){ transform: translateY(40px);} .ladder.stepped .rung:nth-child(2){ transform: translateY(30px);} .ladder.stepped .rung:nth-child(3){ transform: translateY(20px);} .ladder.stepped .rung:nth-child(4){ transform: translateY(10px);}

/* ---- footer v2 (seal watermark) ---------------------------------------- */
.site-footer { position: relative; overflow: hidden; }
.site-footer::before { content: ""; position: absolute; inset: 0; background: url("img/guilloche-tile.svg") repeat; background-size: 132px; opacity: .04; pointer-events: none; }
.site-footer .container { position: relative; z-index: 1; }
.footer-seal { position: absolute; right: -40px; top: -30px; width: 240px; opacity: .10; z-index: 0; }
.footer-brand .emblem { width: 42px; height: 42px; }
.footer-registry { display: inline-flex; align-items: center; gap: 9px; font-size: .78rem; color: #8FA3BC; margin-top: 14px; }
.footer-registry .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 0 3px rgba(31,122,90,.22); }

/* ---- reveal v2 (gentler, more delays) ---------------------------------- */
.reveal { transform: translateY(26px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.d5 { transition-delay: .40s; } .reveal.d6 { transition-delay: .48s; }
.fade-art { opacity: 0; transition: opacity 1.2s var(--ease); } .fade-art.in { opacity: 1; }

/* ---- page-hero v2 ------------------------------------------------------- */
.page-hero { padding-block: clamp(64px, 8vw, 104px); }
.page-hero h1 { font-size: clamp(2.3rem,4.2vw,3.3rem); letter-spacing: -.02em; max-width: 18ch; }
.page-hero .lead-row { display:flex; gap: clamp(28px,5vw,64px); flex-wrap: wrap; align-items: flex-start; margin-top: 4px; }
.page-hero-art { position:absolute; right:-8%; top:50%; transform:translateY(-50%); width:min(560px,52vw); opacity:.55; z-index:1; pointer-events:none;
  -webkit-mask-image: radial-gradient(closest-side,#000 60%,transparent); mask-image: radial-gradient(closest-side,#000 62%,transparent); }

/* ---- section intro alignment helper ------------------------------------ */
.section-head .kicker { margin-bottom: 18px; }
.section-head h2 + .lead, .section-head h2 + p { margin-top: 16px; }

/* ---- responsive v2 ------------------------------------------------------ */
@media (max-width: 1000px){
  .hero-art .globe { right: -30%; opacity: .5; }
  .page-hero-art { display: none; }
  .ladder { grid-template-columns: 1fr 1fr; }
  .ladder.stepped .rung { transform: none !important; }
  .authority-principles { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 760px){
  .hero-meta { grid-template-columns: 1fr 1fr; gap: 20px; }
  .ladder { grid-template-columns: 1fr; }
  .hero-art .globe { opacity: .35; right: -45%; }
  .footer-seal { width: 170px; opacity: .07; }
  .authority-principles { grid-template-columns: 1fr; }
  .authority-principles::before { display: none; }
  .authority-principles > div {
    min-height: 0;
    padding: 22px 20px;
  }
  .authority-principles > div > span:first-child { margin-bottom: 14px; }
  .authority-orbit {
    right: 8px;
    top: -22px;
    width: 84px;
    height: 84px;
  }
  .authority-orbit img { width: 48px; height: 48px; }
}

/* ---- runtime-ready fixes ------------------------------------------------ */
html, body { overflow-x: hidden; }
.site-header .container, .util-bar .container { max-width: none; padding-inline: clamp(18px, 4vw, 54px); }
.nav { gap: clamp(14px, 2vw, 24px); }
.nav-links a { white-space: nowrap; padding-inline: clamp(8px, 1vw, 12px); }
.hero .display { color: #fff; text-shadow: 0 2px 18px rgba(0,0,0,.18); }
.hero .lead { max-width: 42ch; }
.form-error { display: none; margin-top: 16px; padding: 12px 14px; border-radius: 10px; background: var(--stop-bg); border: 1px solid #ECC9C7; color: var(--stop); font-size: .9rem; }
.form-error.show { display: block; }
button:disabled { cursor: wait; opacity: .72; transform: none !important; }

@media (max-width: 1180px) {
  .nav-links { display: none; }
  .menu-btn { display: inline-flex; }
  .nav-cta { display: none; }
}

@media (max-width: 1000px) {
  .hero-grid { grid-template-columns: 1fr; }
  .cert-visual { max-width: min(100%, 460px); margin-inline: auto; }
  .contact-layout { grid-template-columns: 1fr !important; }
}

@media (max-width: 760px) {
  .hero { padding-block: 58px 72px; }
  .hero-grid { gap: 34px; }
  .hero-art .globe, .hero-art .haze { display: none; }
  .hero .display { font-size: clamp(2.25rem, 13vw, 3.2rem); line-height: 1.08; max-width: 9.5ch; }
  html[data-lang="zh"] .hero .display { max-width: 8ch; }
  .hero .lead { font-size: 1.02rem; max-width: 100%; }
  .hero-meta { grid-template-columns: repeat(3, 1fr); gap: 14px; }
  .hero-meta .hm b { font-size: 1.42rem; }
  .hero-trust { align-items: flex-start; }
  .cert-card { padding: 22px; }
  .cert-visual::before { inset: -20px -12px -22px; }
  .verify-field { display: grid; grid-template-columns: 1fr; }
  .verify-field input, .verify-field .btn { width: 100%; min-width: 0; justify-content: center; }
  .vr-detail .r { display: grid; gap: 3px; }
}

@media (max-width: 430px) {
  .brand-text .bt { max-width: 150px; white-space: normal; line-height: 1.2; }
  .lang-toggle button { padding-inline: 11px; }
  .menu-btn { width: 42px; }
  .hero-meta { grid-template-columns: 1fr; }
  .cert-top { align-items: flex-start; }
  .cert-badge { margin-left: 0; }
  .cert-rows .r { display: grid; gap: 2px; }
}

/* ============================================================================
   v3 institutional infrastructure upgrade
   ImageGen-led hero, controlled SVG diagrams, sharper official-grade system.
   ========================================================================== */
:root {
  --radius: 10px;
  --radius-sm: 7px;
  --radius-lg: 14px;
  --surface: rgba(255,255,255,.82);
  --surface-strong: #FFFFFF;
  --hairline-gold: rgba(194,161,77,.42);
}

.hero.bg-gradient {
  background:
    linear-gradient(90deg, rgba(6,20,39,.98) 0%, rgba(6,20,39,.94) 34%, rgba(6,20,39,.70) 62%, rgba(6,20,39,.34) 100%),
    linear-gradient(180deg, rgba(6,20,39,.16), rgba(6,20,39,.74)),
    url("img/generated/cnob-route3-institutional-field.jpg") center right / cover no-repeat,
    linear-gradient(160deg, var(--navy-900), var(--navy-800));
}
.hero { padding-block: clamp(34px, 4vw, 50px); }
.hero-art .globe,
.hero-art .haze { display: none; }
.hero .display,
.hero .lead,
.hero .kicker,
.hero .btn-row,
.hero-meta,
.hero-trust { position: relative; z-index: 2; }
.hero-grid,
.hero-grid > * { min-width: 0; }
.hero .display {
  max-width: 18.5ch;
  margin: 16px 0 18px;
  font-size: clamp(2.35rem, 4vw, 3.05rem);
  line-height: 1.06;
}
html[data-lang="zh"] .hero .display { max-width: 11ch; }
.hero .lead {
  max-width: 52ch;
  color: #D6E1EE;
  font-size: clamp(1.04rem, 1.25vw, 1.18rem);
  line-height: 1.52;
}
.hero .btn-row { margin-top: 24px; }
.hero-trust {
  padding: 11px 14px 11px 11px;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(6,20,39,.34);
  backdrop-filter: blur(10px);
  border-radius: 10px;
}
.hero-trust .seal-mini {
  border-radius: 50%;
  background: rgba(255,255,255,.92);
  padding: 3px;
}
.hero-trust .seal-mini.verification-mark {
  border-radius: 9px;
  padding: 4px;
  object-fit: contain;
  box-shadow: 0 8px 22px rgba(6,20,39,.22);
}
.hero-meta .hm {
  min-width: 104px;
  padding-left: 14px;
  border-left: 1px solid rgba(194,161,77,.34);
}
.hero-meta {
  margin-top: 24px;
  padding-top: 10px;
}
.hero-meta .hm b { font-size: 1.36rem; }
.hero-meta .hm span { font-size: .72rem; line-height: 1.35; }
.hero-trust {
  margin-top: 18px;
  padding: 8px 12px 8px 9px;
  font-size: .74rem;
  line-height: 1.35;
}
.hero-trust .seal-mini { width: 32px; height: 32px; }

@media (min-width: 1001px) {
  .hero .container { padding-bottom: 68px; }
  .hero-meta,
  .hero-trust {
    position: absolute;
    bottom: 0;
    margin: 0;
  }
  .hero-meta {
    left: var(--gut);
    width: min(520px, 48%);
  }
  .hero-trust {
    right: var(--gut);
    width: min(460px, 42%);
  }
}

.authority-principles-section {
  border-bottom: 1px solid rgba(13,27,48,.08);
  background:
    linear-gradient(180deg, #FBFAF7, #F5F7F9);
}
.authority-principles {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  border: 0;
  background: transparent;
  box-shadow: none;
  overflow: visible;
}
.authority-principles::before {
  content: "";
  position: absolute;
  left: 22px;
  right: 22px;
  top: 36px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(194,161,77,.44), transparent);
  z-index: 0;
}
.authority-principles > div {
  position: relative;
  z-index: 1;
  min-height: 0;
  padding: 24px 22px 22px;
  border: 1px solid rgba(13,27,48,.10);
  border-radius: 10px;
  background:
    linear-gradient(180deg, rgba(255,255,255,.94), rgba(248,250,252,.88)),
    url("img/guilloche-tile.svg") repeat;
  background-size: auto, 112px 112px;
  box-shadow: 0 16px 36px rgba(10,34,64,.06);
}
.authority-principles > div::after {
  content: "";
  position: absolute;
  left: 22px;
  right: 22px;
  top: 58px;
  height: 1px;
  background: linear-gradient(90deg, rgba(194,161,77,.32), transparent);
  pointer-events: none;
}
.authority-principles > div > span:first-child {
  display: inline-grid;
  place-items: center;
  width: 28px;
  height: 28px;
  margin-bottom: 24px;
  border-radius: 50%;
  background: var(--gold);
  color: var(--navy-900);
  font-family: var(--serif);
  font-size: .82rem;
  font-weight: 650;
  box-shadow: 0 0 0 6px #fff;
  position: relative;
  z-index: 1;
}
.authority-principles b {
  display: block;
  color: var(--navy-800);
  font-family: var(--serif);
  font-size: clamp(1rem, .9vw, 1.12rem);
  line-height: 1.22;
  margin-bottom: 10px;
  text-wrap: balance;
}
.authority-principles p {
  color: var(--slate);
  font-size: .92rem;
  line-height: 1.56;
}
@media (max-width: 1120px) {
  .authority-principles {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .authority-principles::before { display: none; }
}
@media (max-width: 680px) {
  .authority-principles {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .authority-principles > div {
    padding: 22px 20px;
  }
}
.institution-line {
  margin: 30px 0 18px;
  color: var(--slate-2);
  font-size: .74rem;
  font-weight: 650;
  letter-spacing: .05em;
  text-transform: uppercase;
}
.institution-chips { justify-content: center; }

.page-hero.bg-gradient {
  background:
    linear-gradient(90deg, rgba(6,20,39,.96), rgba(6,20,39,.82) 54%, rgba(6,20,39,.66)),
    url("img/generated/cnob-route3-institutional-field.jpg") center / cover no-repeat,
    linear-gradient(160deg, var(--navy-900), var(--navy-800));
}
.about-hero.bg-gradient {
  background:
    linear-gradient(90deg, rgba(6,20,39,.97) 0%, rgba(6,20,39,.89) 39%, rgba(6,20,39,.64) 70%, rgba(6,20,39,.54) 100%),
    linear-gradient(180deg, rgba(6,20,39,.08), rgba(6,20,39,.54)),
    url("img/generated/cnob-institutional-operating-atrium.jpg") center / cover no-repeat,
    linear-gradient(160deg, var(--navy-900), var(--navy-800));
}
.about-hero h1 { max-width: 13.5ch; }
html[data-lang="zh"] .about-hero h1 { max-width: 11ch; }
.page-hero-art { display: none; }

.bg-gradient:not(.hero):not(.page-hero) {
  background:
    linear-gradient(90deg, rgba(6,20,39,.94), rgba(6,20,39,.82)),
    url("img/generated/cnob-route3-institutional-field.jpg") center / cover no-repeat,
    linear-gradient(160deg, var(--navy-900), var(--navy-800));
}

.btn { border-radius: 8px; }
.btn-on-navy,
.btn-primary,
.btn-navy,
.btn-ghost { border-radius: 8px; }
.card,
.svc,
.verify-box,
.banner,
.level,
.accordion,
.req,
.tl-band {
  border-radius: 10px;
}
.cert-card { border-radius: 12px; }
.cert-visual::before {
  content: "";
  position: absolute;
  inset: -38px -28px -36px -20px;
  border: 1px solid rgba(217,198,144,.18);
  background:
    radial-gradient(circle at 50% 50%, rgba(217,198,144,.10), transparent 34%),
    linear-gradient(90deg, transparent 49.9%, rgba(217,198,144,.24) 50%, transparent 50.1%),
    linear-gradient(0deg, transparent 49.9%, rgba(145,166,190,.18) 50%, transparent 50.1%);
  border-radius: 50%;
  opacity: .8;
  pointer-events: none;
}
.authority-orbit {
  position: absolute;
  right: -18px;
  top: -34px;
  width: 112px;
  height: 112px;
  border-radius: 50%;
  border: 1px solid rgba(217,198,144,.32);
  background: rgba(6,20,39,.52);
  backdrop-filter: blur(12px);
  box-shadow: 0 18px 48px rgba(6,20,39,.30);
  z-index: 4;
  display: grid;
  place-items: center;
}
.authority-orbit::before,
.authority-orbit::after {
  content: "";
  position: absolute;
  inset: 11px;
  border-radius: 50%;
  border: 1px solid rgba(145,166,190,.34);
}
.authority-orbit::after {
  inset: 24px;
  border-color: rgba(217,198,144,.28);
}
.authority-orbit img {
  width: 62px;
  height: 62px;
  position: relative;
  z-index: 2;
  filter: drop-shadow(0 6px 16px rgba(6,20,39,.24));
}
.card {
  background:
    linear-gradient(180deg, rgba(255,255,255,.95), rgba(255,255,255,.88)),
    var(--surface-strong);
  border-color: rgba(13,27,48,.10);
}
.card:hover { transform: translateY(-3px); }
.card .ico {
  border-radius: 8px;
  width: 44px;
  height: 44px;
}
.brand .emblem,
.footer-brand .emblem,
.cert-top .emblem {
  border-radius: 50%;
}

.system-board-section {
  background:
    linear-gradient(180deg, var(--paper-warm), #F0F4F8);
  padding-top: clamp(42px, 5vw, 72px);
}
.institutional-atlas-section {
  background:
    linear-gradient(180deg, #FBFAF7 0%, #F1F5F8 100%);
  border-bottom: 1px solid rgba(13,27,48,.08);
}
.institutional-atlas {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(380px, .92fr);
  overflow: hidden;
  border: 1px solid rgba(13,27,48,.13);
  border-radius: 16px;
  background: var(--navy-900);
  box-shadow: var(--elev-3);
}
.institutional-atlas::after {
  content: "";
  position: absolute;
  inset: 14px;
  border: 1px solid rgba(217,198,144,.24);
  border-radius: 10px;
  pointer-events: none;
  z-index: 3;
}
.institutional-atlas.reveal {
  opacity: 1;
  transform: none;
}
.atlas-visual {
  position: relative;
  min-height: 560px;
  margin: 0;
  background: var(--navy-900);
}
.atlas-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(6,20,39,.06), rgba(6,20,39,.58) 100%),
    radial-gradient(760px 320px at 18% 12%, rgba(217,198,144,.10), transparent 62%);
  pointer-events: none;
}
.atlas-visual img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 560px;
  object-fit: cover;
  object-position: center;
}
.atlas-copy {
  position: relative;
  z-index: 4;
  align-self: stretch;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(30px, 4.8vw, 58px);
  color: #DCE6F0;
  background:
    linear-gradient(180deg, rgba(6,20,39,.96), rgba(8,30,56,.94)),
    url("img/guilloche-tile.svg") repeat;
  background-size: auto, 120px 120px;
}
.atlas-copy .kicker { color: var(--gold-300); }
.atlas-copy .kicker::before { background: var(--gold-300); }
.atlas-copy h2 {
  color: #fff;
  margin: 16px 0 16px;
  max-width: 20ch;
  font-size: clamp(1.75rem, 2.35vw, 2.35rem);
  line-height: 1.12;
}
html[data-lang="zh"] .atlas-copy h2 { max-width: 15ch; }
.atlas-copy p {
  color: #C7D5E6;
  font-size: .96rem;
  line-height: 1.58;
}
.atlas-routes {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: 22px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 10px;
  background: rgba(255,255,255,.12);
}
.atlas-routes a {
  display: grid;
  grid-template-columns: 1fr;
  gap: 5px;
  padding: 12px 13px;
  background: rgba(255,255,255,.045);
  color: #DCE6F0;
}
.atlas-routes a:hover {
  background: rgba(255,255,255,.08);
  color: #fff;
}
.atlas-routes b {
  color: var(--gold-300);
  font-family: var(--serif);
  font-size: 1rem;
  line-height: 1.22;
}
.atlas-routes span {
  color: #9FB2C9;
  font-size: .82rem;
  line-height: 1.36;
}
.ledger-assurance {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin-top: 14px;
  overflow: hidden;
  border: 1px solid rgba(217,198,144,.22);
  border-radius: 10px;
  background: rgba(217,198,144,.22);
}
.ledger-assurance > span {
  display: grid;
  gap: 4px;
  padding: 10px 11px;
  background: rgba(255,255,255,.055);
}
.ledger-assurance b {
  color: var(--gold-300);
  font-family: var(--serif);
  font-size: .92rem;
  line-height: 1;
}
.ledger-assurance span span {
  color: #DCE6F0;
  font-size: .72rem;
  line-height: 1.25;
}
.system-board {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(13,27,48,.12);
  background:
    linear-gradient(180deg, rgba(255,255,255,.92), rgba(248,250,252,.86)),
    url("img/guilloche-tile.svg") repeat;
  background-size: auto, 132px 132px;
  border-radius: 16px;
  box-shadow: var(--elev-2);
  padding: clamp(26px, 4.4vw, 52px);
}
.system-board::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(194,161,77,.18), transparent 18%, transparent 82%, rgba(46,96,152,.12)),
    radial-gradient(900px 380px at 70% -30%, rgba(46,96,152,.14), transparent 58%);
  pointer-events: none;
}
.system-board > * { position: relative; z-index: 1; }
.system-board .section-head { margin-inline: auto; margin-bottom: clamp(26px, 4vw, 42px); }
.infra-chain {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  border: 1px solid rgba(13,27,48,.10);
  background: rgba(255,255,255,.70);
  border-radius: 10px;
  overflow: hidden;
}
.chain-node {
  position: relative;
  min-height: 178px;
  padding: 22px 20px;
  border-right: 1px solid rgba(13,27,48,.10);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.chain-node:last-child { border-right: 0; }
.chain-node::after {
  content: "";
  position: absolute;
  right: -8px;
  top: 50%;
  width: 16px;
  height: 16px;
  transform: translateY(-50%) rotate(45deg);
  border-top: 1px solid rgba(13,27,48,.14);
  border-right: 1px solid rgba(13,27,48,.14);
  background: rgba(255,255,255,.82);
  z-index: 2;
}
.chain-node:last-child::after { display: none; }
.chain-node.core {
  background: linear-gradient(180deg, var(--navy-800), var(--navy-700));
  color: #fff;
}
.chain-node.core::after { background: var(--navy-700); border-color: rgba(255,255,255,.16); }
.chain-num {
  font-family: var(--serif);
  color: var(--gold-700);
  font-size: 1.5rem;
  line-height: 1;
}
.chain-node.core .chain-num { color: var(--gold-300); }
.chain-node b {
  display: block;
  margin-top: 18px;
  font-family: var(--serif);
  color: var(--navy-800);
  font-size: 1.05rem;
  line-height: 1.22;
}
.chain-node.core b { color: #fff; }
.chain-node p {
  margin-top: 10px;
  color: var(--slate);
  font-size: .88rem;
  line-height: 1.45;
}
.chain-node.core p { color: #C8D6E6; }

.operating-standard {
  margin-top: clamp(44px, 6vw, 72px);
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, .92fr);
  gap: clamp(26px, 4.4vw, 54px);
  align-items: center;
}
.asset-frame {
  position: relative;
  overflow: hidden;
  border-radius: 14px;
  background: var(--navy-900);
  box-shadow: var(--elev-3);
  border: 1px solid rgba(194,161,77,.28);
}
.asset-frame::after {
  content: "";
  position: absolute;
  inset: 12px;
  border: 1px solid rgba(217,198,144,.25);
  border-radius: 9px;
  pointer-events: none;
}
.asset-frame img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}
.standard-copy h3 {
  margin: 16px 0 14px;
  font-size: clamp(1.45rem, 2.4vw, 2rem);
}
.standard-rails {
  display: grid;
  gap: 10px;
  margin-top: 22px;
}
.rail {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 14px;
  align-items: baseline;
  border: 1px solid rgba(13,27,48,.10);
  background: rgba(255,255,255,.72);
  padding: 13px 15px;
  border-radius: 8px;
}
.rail b {
  color: var(--navy-800);
  font-family: var(--serif);
}
.rail span {
  color: var(--slate);
  font-size: .9rem;
}

.registry-card {
  position: relative;
  overflow: hidden;
}
.registry-card > *:not(.registry-art) {
  position: relative;
  z-index: 1;
}
.registry-art {
  position: absolute;
  top: -116px;
  right: -140px;
  width: min(470px, 72%);
  opacity: .11;
  z-index: 0;
  pointer-events: none;
}
.registry-card-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: center;
  margin-bottom: 10px;
}
.verify-card-mark {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  padding: 5px;
  background: rgba(255,255,255,.88);
  border: 1px solid rgba(13,27,48,.10);
  box-shadow: 0 12px 28px rgba(10,34,64,.09);
}
.problem-layout,
.trust-layer-layout,
.verification-layout,
.legal-boundary-grid {
  align-items: center;
  gap: clamp(32px, 5vw, 72px);
}
.copy-title {
  margin: 18px 0 20px;
}
.copy-title.compact {
  margin-bottom: 18px;
}
.copy-paragraph {
  margin-bottom: 16px;
}
.problem-card-stack { gap: 12px; }
.problem-card {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px 22px;
}
.problem-card p { margin-top: 4px; }
.problem-index {
  flex-shrink: 0;
  font-family: var(--serif);
}
.trust-stack-centered { margin-inline: auto; }
.manifesto-seal {
  right: auto;
  left: 50%;
  top: 50%;
  width: min(620px, 90%);
  opacity: .10;
  transform: translate(-50%, -50%);
}
.ladder-cta { margin-top: 38px; }
.verification-cta { margin-top: 26px; }
.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 0 3px rgba(13,27,48,.06);
}
.status-dot.ok { background: var(--ok); }
.status-dot.stop { background: var(--stop); }
.status-dot.warn { background: var(--warn); }
.registry-card-highlight { box-shadow: var(--elev-2); }
.registry-card-title {
  font-size: 1.2rem;
  margin-bottom: 6px;
}
.banner-kicker { margin-bottom: 16px; }
.banner-title { margin-bottom: 12px; }
.legal-boundary-grid {
  gap: clamp(24px, 4vw, 48px);
}
.legal-boundary-actions { justify-content: flex-end; }
.final-cta-section { color: #fff; }
.final-cta-seal {
  right: -58px;
  bottom: -64px;
  top: auto;
  width: 300px;
  opacity: .10;
}
.final-cta-kicker { justify-content: center; }
.final-cta-title {
  color: #fff;
  margin: 18px 0;
}
.final-cta-lead {
  color: #C8D6E6;
  margin: 0 auto 32px;
  max-width: 60ch;
}

.service-system,
.procedure-frame {
  display: grid;
  grid-template-columns: minmax(0, .96fr) minmax(0, 1.04fr);
  gap: clamp(28px, 5vw, 64px);
  align-items: center;
  position: relative;
}

.service-jump-nav {
  position: sticky;
  top: 112px;
  z-index: 40;
  padding-block: 18px;
  background: rgba(251,250,247,.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line-2);
  box-shadow: 0 10px 28px rgba(10,34,64,.04);
}
.service-jump-nav .chips {
  justify-content: center;
  gap: 8px;
}
.service-jump-nav .pill {
  border-radius: 7px;
  background: rgba(255,255,255,.78);
  border-color: rgba(13,27,48,.10);
  color: var(--navy-800);
}
.procedure-frame {
  grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
}
.service-system-copy h2,
.procedure-copy h2 {
  margin: 16px 0 14px;
  max-width: 15ch;
}
.service-system-copy p,
.procedure-copy p {
  max-width: 62ch;
}
.service-system-visual,
.procedure-visual {
  position: relative;
  overflow: hidden;
  border-radius: 14px;
  border: 1px solid rgba(194,161,77,.26);
  background: var(--navy-900);
  box-shadow: var(--elev-3);
}
.service-system-visual::before,
.procedure-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(6,20,39,0), rgba(6,20,39,.22)),
    radial-gradient(560px 220px at 18% 16%, rgba(217,198,144,.12), transparent 60%);
  pointer-events: none;
  z-index: 1;
}
.service-system-visual::after,
.procedure-visual::after {
  content: "";
  position: absolute;
  inset: 12px;
  border: 1px solid rgba(217,198,144,.22);
  border-radius: 9px;
  z-index: 2;
  pointer-events: none;
}
.service-system-visual img,
.procedure-visual img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}
.system-tier-grid {
  display: grid;
  gap: 10px;
  margin-top: 24px;
}
.system-tier {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 16px;
  padding: 14px 16px;
  border: 1px solid rgba(13,27,48,.10);
  background: rgba(255,255,255,.72);
  border-radius: 8px;
}
.system-tier b {
  color: var(--navy-800);
  font-family: var(--serif);
  line-height: 1.25;
}
.system-tier span {
  color: var(--slate);
  font-size: .92rem;
  line-height: 1.55;
}
.procedure-rail {
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  border: 1px solid rgba(13,27,48,.12);
  border-radius: 9px;
  overflow: hidden;
  background: rgba(255,255,255,.72);
}
.procedure-rail span {
  position: relative;
  padding: 13px 10px;
  text-align: center;
  color: var(--navy-800);
  font-weight: 650;
  font-size: .84rem;
  border-right: 1px solid rgba(13,27,48,.10);
}
.procedure-rail span:last-child { border-right: 0; }
.procedure-rail span::after {
  content: "";
  position: absolute;
  right: -5px;
  top: 50%;
  width: 10px;
  height: 10px;
  transform: translateY(-50%) rotate(45deg);
  border-top: 1px solid rgba(13,27,48,.14);
  border-right: 1px solid rgba(13,27,48,.14);
  background: rgba(255,255,255,.86);
  z-index: 2;
}
.procedure-rail span:last-child::after { display: none; }

.footer-doctrine {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin-top: 28px;
  background: rgba(255,255,255,.10);
  border: 1px solid rgba(255,255,255,.10);
  border-radius: 10px;
  overflow: hidden;
}
.footer-doctrine div {
  padding: 18px 20px;
  background: rgba(255,255,255,.035);
}
.footer-doctrine b {
  display: block;
  color: #fff;
  font-family: var(--serif);
  font-size: 1rem;
  margin-bottom: 5px;
}
.footer-doctrine span {
  color: #8FA3BC;
  font-size: .82rem;
  line-height: 1.55;
}

.public-value-band {
  background:
    linear-gradient(180deg, var(--paper-warm), #EEF3F8);
  border-bottom: 1px solid rgba(13,27,48,.08);
}
.public-value-panel,
.credibility-panel,
.institution-protocol,
.operating-doctrine,
.verification-command,
.boundary-architecture,
.intake-protocol {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(13,27,48,.12);
  border-radius: 16px;
  background:
    linear-gradient(180deg, rgba(255,255,255,.94), rgba(247,249,252,.88)),
    url("img/guilloche-tile.svg") repeat;
  background-size: auto, 132px 132px;
  box-shadow: var(--elev-2);
}
.public-value-panel.reveal,
.credibility-panel.reveal,
.institution-protocol.reveal,
.operating-doctrine.reveal,
.verification-command.reveal,
.boundary-architecture.reveal,
.intake-protocol.reveal {
  opacity: 1;
  transform: none;
}
.public-value-panel {
  display: grid;
  grid-template-columns: minmax(0, .88fr) minmax(0, 1.12fr);
  min-height: 500px;
}
.public-value-panel::before,
.credibility-panel::before,
.institution-protocol::before,
.operating-doctrine::before,
.verification-command::before,
.boundary-architecture::before,
.intake-protocol::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(194,161,77,.16), transparent 26%, transparent 74%, rgba(46,96,152,.12)),
    radial-gradient(700px 320px at 80% 0%, rgba(46,96,152,.12), transparent 60%);
  pointer-events: none;
}
.public-value-copy {
  position: relative;
  z-index: 1;
  padding: clamp(28px, 4.8vw, 58px);
  align-self: center;
}
.public-value-copy h2 {
  margin: 16px 0 16px;
  max-width: 13ch;
}
html[data-lang="zh"] .public-value-copy h2 { max-width: 10.5ch; }
.public-value-copy p { max-width: 62ch; }
.public-value-visual {
  position: relative;
  z-index: 1;
  min-height: 100%;
  background: var(--navy-900);
  border-left: 1px solid rgba(13,27,48,.12);
}
.public-value-visual::after {
  content: "";
  position: absolute;
  inset: 14px;
  border: 1px solid rgba(217,198,144,.28);
  border-radius: 10px;
  pointer-events: none;
}
.public-value-visual img {
  width: 100%;
  height: 100%;
  min-height: 500px;
  object-fit: cover;
}
.continuity-pillars {
  display: grid;
  gap: 10px;
  margin-top: 24px;
}
.continuity-pillars div {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 16px;
  padding: 14px 16px;
  border: 1px solid rgba(13,27,48,.10);
  border-radius: 8px;
  background: rgba(255,255,255,.72);
}
.continuity-pillars b {
  font-family: var(--serif);
  color: var(--navy-800);
  line-height: 1.25;
}
.continuity-pillars div > span {
  color: var(--slate);
  font-size: .9rem;
  line-height: 1.55;
}

.credibility-strip-section {
  background: linear-gradient(180deg, var(--paper), var(--mist-2));
}
.credibility-panel,
.institution-protocol,
.operating-doctrine,
.boundary-architecture,
.intake-protocol {
  padding: clamp(28px, 4.4vw, 52px);
}
.credibility-panel > *,
.institution-protocol > *,
.operating-doctrine > *,
.verification-command > *,
.boundary-architecture > *,
.intake-protocol > * {
  position: relative;
  z-index: 1;
}
.credibility-intro {
  max-width: 780px;
  margin-bottom: clamp(24px, 3.6vw, 38px);
}
.credibility-intro h2 { margin: 16px 0 14px; }
.credibility-grid,
.protocol-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid rgba(13,27,48,.10);
  border-radius: 10px;
  background: rgba(13,27,48,.10);
}
.credibility-card,
.protocol-card {
  min-height: 218px;
  padding: 22px 20px;
  background: rgba(255,255,255,.78);
  display: flex;
  flex-direction: column;
}
.protocol-card-verification {
  position: relative;
  overflow: hidden;
}
.protocol-card-verification > *:not(.protocol-card-mark) {
  position: relative;
  z-index: 1;
}
.protocol-card-mark {
  position: absolute;
  right: 16px;
  top: 16px;
  width: 54px;
  height: 54px;
  padding: 5px;
  border-radius: 12px;
  background: rgba(255,255,255,.70);
  border: 1px solid rgba(13,27,48,.08);
  opacity: .82;
}
.credibility-card > span:first-child,
.protocol-card > span:first-of-type {
  font-family: var(--serif);
  font-size: 1.55rem;
  line-height: 1;
  color: var(--gold-700);
}
.credibility-card b,
.protocol-card b {
  display: block;
  margin-top: 24px;
  color: var(--navy-800);
  font-family: var(--serif);
  font-size: 1.08rem;
  line-height: 1.22;
}
.credibility-card p,
.protocol-card p {
  margin-top: 10px;
  color: var(--slate);
  font-size: .9rem;
  line-height: 1.5;
}

.institution-protocol-section {
  background: var(--paper);
}
.institution-protocol .section-head {
  margin-bottom: clamp(24px, 3.6vw, 38px);
}

.operating-doctrine-section,
.boundary-architecture-section,
.intake-protocol-section {
  background: linear-gradient(180deg, var(--paper-warm), var(--mist-2));
}
.operating-doctrine-section.section-tight {
  padding-top: clamp(28px, 3.6vw, 46px);
}
.doctrine-copy,
.boundary-copy,
.intake-copy {
  max-width: 780px;
  margin-bottom: clamp(24px, 3.6vw, 38px);
}
.doctrine-copy h2,
.boundary-copy h2,
.intake-copy h2 {
  margin: 16px 0 14px;
}
.doctrine-lead {
  display: grid;
  grid-template-columns: minmax(0, .88fr) minmax(360px, 1.12fr);
  gap: clamp(24px, 4.4vw, 52px);
  align-items: stretch;
  margin-bottom: clamp(24px, 3.6vw, 38px);
}
.doctrine-lead .doctrine-copy {
  align-self: center;
  margin-bottom: 0;
}
.doctrine-visual {
  position: relative;
  min-height: 360px;
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(13,27,48,.14);
  border-radius: 10px;
  background: var(--navy-900);
  box-shadow: 0 22px 48px rgba(6,20,39,.18);
}
.doctrine-visual::after {
  content: "";
  position: absolute;
  inset: 12px;
  border: 1px solid rgba(217,198,144,.28);
  border-radius: 8px;
  pointer-events: none;
}
.doctrine-visual img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 360px;
  object-fit: cover;
}
.doctrine-visual figcaption {
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 18px;
  padding: 13px 15px;
  border: 1px solid rgba(217,198,144,.24);
  border-radius: 8px;
  background: rgba(6,20,39,.70);
  color: #DDE7F2;
  font-size: .82rem;
  line-height: 1.48;
  backdrop-filter: blur(10px);
}
.doctrine-grid,
.intake-steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid rgba(13,27,48,.10);
  border-radius: 10px;
  background: rgba(13,27,48,.10);
}
.doctrine-node,
.intake-steps div {
  min-height: 210px;
  padding: 22px 20px;
  background: rgba(255,255,255,.78);
  display: flex;
  flex-direction: column;
}
.doctrine-node > span:first-child,
.intake-steps div > span:first-child,
.boundary-zone > span:first-child {
  font-family: var(--serif);
  font-size: 1.55rem;
  line-height: 1;
  color: var(--gold-700);
}
.doctrine-node b,
.intake-steps b,
.boundary-zone b {
  display: block;
  margin-top: 24px;
  color: var(--navy-800);
  font-family: var(--serif);
  font-size: 1.08rem;
  line-height: 1.22;
}
.doctrine-node p,
.intake-steps p,
.boundary-zone p {
  margin-top: 10px;
  color: var(--slate);
  font-size: .9rem;
  line-height: 1.5;
}

.verification-command-section {
  background: linear-gradient(180deg, var(--paper), var(--mist-2));
}
.verification-command {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
  min-height: 520px;
}
.verification-command-visual {
  position: relative;
  min-height: 100%;
  background: var(--navy-900);
}
.verification-command-visual::after {
  content: "";
  position: absolute;
  inset: 14px;
  border: 1px solid rgba(217,198,144,.28);
  border-radius: 10px;
  pointer-events: none;
}
.verification-command-visual img {
  width: 100%;
  height: 100%;
  min-height: 520px;
  object-fit: cover;
}
.verification-command-copy {
  align-self: center;
  padding: clamp(28px, 4.6vw, 56px);
}
.verification-command-heading {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  margin-bottom: 10px;
}
.verify-module-mark {
  width: 64px;
  height: 64px;
  border-radius: 14px;
  padding: 6px;
  background: rgba(255,255,255,.84);
  border: 1px solid rgba(13,27,48,.10);
  box-shadow: 0 16px 32px rgba(10,34,64,.10);
}
.verification-command-copy h2 {
  margin: 16px 0 16px;
  max-width: 12.5ch;
}
html[data-lang="zh"] .verification-command-copy h2 { max-width: 10ch; }
.registry-assurance-grid {
  display: grid;
  gap: 10px;
  margin-top: 24px;
}
.registry-assurance-grid div {
  display: grid;
  grid-template-columns: 138px minmax(0, 1fr);
  gap: 14px;
  padding: 13px 15px;
  border: 1px solid rgba(13,27,48,.10);
  border-radius: 8px;
  background: rgba(255,255,255,.72);
}
.registry-assurance-grid b {
  color: var(--navy-800);
  font-family: var(--serif);
  line-height: 1.25;
}
.registry-assurance-grid div > span {
  color: var(--slate);
  font-size: .9rem;
  line-height: 1.5;
}

.boundary-map {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}
.boundary-zone {
  min-height: 250px;
  padding: 24px 22px;
  border: 1px solid rgba(13,27,48,.10);
  border-radius: 10px;
  background: rgba(255,255,255,.74);
  position: relative;
}
.boundary-zone::after {
  content: "";
  position: absolute;
  inset: 10px;
  border: 1px solid rgba(194,161,77,.18);
  border-radius: 7px;
  pointer-events: none;
}
.boundary-zone.official {
  background: linear-gradient(180deg, rgba(246,230,229,.64), rgba(255,255,255,.72));
}
.boundary-zone.receiver {
  background: linear-gradient(180deg, rgba(246,240,223,.74), rgba(255,255,255,.72));
}

.svc {
  box-shadow: var(--elev-1);
  border-color: rgba(13,27,48,.10);
}
.svc-head {
  background:
    linear-gradient(90deg, rgba(255,255,255,.95), rgba(244,247,250,.85)),
    url("img/guilloche-tile.svg") repeat;
  background-size: auto, 118px 118px;
}
.svc-head .sh-num {
  color: rgba(10,34,64,.12);
}
.cert-names li {
  border-radius: 7px;
}
.level,
.req,
.verify-box,
.accordion {
  box-shadow: var(--elev-1);
}

@media (max-width: 1040px) {
  .institutional-atlas { grid-template-columns: 1fr; }
  .atlas-visual { min-height: 420px; }
  .atlas-visual img { min-height: 420px; }
  .problem-layout,
  .trust-layer-layout,
  .verification-layout,
  .legal-boundary-grid {
    grid-template-columns: 1fr;
  }
  .infra-chain { grid-template-columns: 1fr; }
  .chain-node {
    min-height: auto;
    border-right: 0;
    border-bottom: 1px solid rgba(13,27,48,.10);
  }
  .chain-node:last-child { border-bottom: 0; }
  .chain-node::after {
    right: 50%;
    top: auto;
    bottom: -8px;
    transform: translateX(50%) rotate(135deg);
  }
  .operating-standard { grid-template-columns: 1fr; }
  .public-value-panel { grid-template-columns: 1fr; }
  .public-value-visual {
    border-left: 0;
    border-top: 1px solid rgba(13,27,48,.12);
  }
  .credibility-grid,
  .protocol-grid,
  .doctrine-grid,
  .intake-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .doctrine-lead { grid-template-columns: 1fr; }
  .verification-command { grid-template-columns: 1fr; }
  .verification-command-visual { order: 2; }
  .boundary-map { grid-template-columns: 1fr; }
  .service-system,
  .procedure-frame {
    grid-template-columns: 1fr;
  }
  .procedure-visual { order: 2; }
  .footer-doctrine { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .hero.bg-gradient {
    background:
      linear-gradient(180deg, rgba(6,20,39,.96), rgba(6,20,39,.90)),
      url("img/generated/cnob-route3-institutional-field.jpg") center right / cover no-repeat,
      linear-gradient(160deg, var(--navy-900), var(--navy-800));
  }
  .hero { padding-block: 36px 38px; }
  .hero .display {
    font-size: clamp(2.05rem, 9vw, 2.45rem);
    line-height: 1.08;
    max-width: 100%;
  }
  html[data-lang="zh"] .hero .display { max-width: 8ch; }
  .hero .lead {
    font-size: .95rem;
    line-height: 1.48;
  }
  .hero .btn-row {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    margin-top: 20px;
  }
  .hero .btn {
    width: 100%;
    min-width: 0;
    justify-content: center;
    padding: 13px 10px;
    white-space: normal;
    text-align: center;
  }
  .hero .btn svg { width: 16px; height: 16px; flex: 0 0 auto; }
  .hero-meta {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
    margin-top: 18px;
    padding-top: 12px;
  }
  .hero-meta .hm {
    min-width: 0;
    padding-left: 9px;
  }
  .hero-meta .hm b { font-size: 1.18rem; }
  .hero-meta .hm span { font-size: .66rem; line-height: 1.3; }
  .hero-trust {
    width: 100%;
    margin-top: 14px;
  }
  .cert-visual {
    display: none;
  }
  .institution-line {
    margin-top: 22px;
    letter-spacing: .04em;
  }
  .institution-chips { justify-content: flex-start; }
  .institutional-atlas::after { inset: 10px; }
  .atlas-visual,
  .atlas-visual img {
    min-height: 300px;
  }
  .atlas-visual img {
    object-position: 42% center;
  }
  .atlas-copy h2,
  html[data-lang="zh"] .atlas-copy h2 {
    max-width: 100%;
  }
  .atlas-routes a {
    grid-template-columns: 1fr;
    gap: 5px;
  }
  .atlas-routes a > span {
    display: none;
  }
  .atlas-routes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .ledger-assurance {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .ledger-assurance > span {
    padding: 9px 8px;
  }
  .ledger-assurance span span {
    font-size: .66rem;
  }
  .problem-layout,
  .trust-layer-layout,
  .verification-layout,
  .legal-boundary-grid {
    gap: 26px;
  }
  .copy-title,
  .copy-title.compact {
    margin: 15px 0 14px;
  }
  .problem-card {
    padding: 18px;
  }
  .legal-boundary-actions { justify-content: flex-start; }
  .final-cta-seal {
    right: -88px;
    width: 240px;
    opacity: .075;
  }
  .cert-card {
    width: 100%;
    max-width: 100%;
    min-width: 0;
  }
  .cert-top,
  .cert-rows,
  .cert-foot,
  .cert-rows .r {
    min-width: 0;
  }
  .cert-rows .r {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    justify-content: stretch;
    justify-items: start;
    gap: 2px;
  }
  .cert-foot {
    align-items: flex-start;
    gap: 10px;
  }
  .verification-badge {
    width: 34px;
    height: 34px;
    border-radius: 8px;
    padding: 3px;
  }
  .cert-rows .r b,
  .cert-top span,
  .cert-foot .cf-txt,
  .cert-title {
    overflow-wrap: anywhere;
    word-break: normal;
    text-align: left;
  }
  .system-board { border-radius: 12px; padding: 24px; }
  .institutional-atlas { border-radius: 12px; }
  .institutional-atlas::after { inset: 10px; }
  .atlas-visual,
  .atlas-visual img { min-height: 310px; }
  .atlas-copy { padding: 24px; }
  .atlas-copy h2 { max-width: 12ch; }
  .atlas-routes a {
    grid-template-columns: 1fr;
    gap: 4px;
    padding: 14px;
  }
  .chain-node { padding: 18px; }
  .standard-rails .rail { grid-template-columns: 1fr; gap: 4px; }
  .public-value-copy { padding: 24px; }
  .public-value-copy h2 { max-width: 12ch; }
  .public-value-visual img { min-height: 300px; }
  .continuity-pillars div { grid-template-columns: 1fr; gap: 4px; }
  .credibility-panel,
  .institution-protocol,
  .operating-doctrine,
  .boundary-architecture,
  .intake-protocol { padding: 24px; }
  .credibility-grid,
  .protocol-grid,
  .doctrine-grid,
  .intake-steps { grid-template-columns: 1fr; }
  .credibility-card,
  .protocol-card,
  .doctrine-node,
  .intake-steps div { min-height: auto; }
  .doctrine-visual,
  .doctrine-visual img { min-height: 290px; }
  .doctrine-visual figcaption {
    position: relative;
    left: auto;
    right: auto;
    bottom: auto;
    margin: 0;
    border-width: 1px 0 0;
    border-radius: 0;
    background: rgba(6,20,39,.92);
  }
  .verification-command-copy { padding: 24px; }
  .verification-command-copy h2 { max-width: 12ch; }
  .verification-command-heading,
  .verify-system-head,
  .registry-card-head {
    grid-template-columns: auto minmax(0, 1fr);
    gap: 12px;
  }
  .verify-system-mark {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    padding: 6px;
  }
  .verify-module-mark,
  .verify-card-mark {
    width: 46px;
    height: 46px;
    border-radius: 10px;
    padding: 4px;
  }
  .verification-command-visual img { min-height: 300px; }
  .registry-assurance-grid div { grid-template-columns: 1fr; gap: 4px; }
  .registry-art { width: 92%; opacity: .08; right: -45%; top: -80px; }
  .system-tier { grid-template-columns: 1fr; gap: 4px; }
  .service-jump-nav {
    position: static;
    padding-block: 16px;
  }
  .procedure-rail { grid-template-columns: 1fr; }
  .procedure-rail span {
    border-right: 0;
    border-bottom: 1px solid rgba(13,27,48,.10);
  }
  .procedure-rail span:last-child { border-bottom: 0; }
  .procedure-rail span::after {
    right: 50%;
    top: auto;
    bottom: -5px;
    transform: translateX(50%) rotate(135deg);
  }
}

@media (max-width: 520px) {
  .util-bar .container {
    justify-content: center;
    height: 32px;
  }
  .util-bar .ub-l {
    white-space: nowrap;
  }
  .util-bar .ub-r {
    display: none;
  }
  .nav { height: 70px; gap: 10px; }
  .brand { gap: 9px; }
  .brand .emblem { width: 38px; height: 38px; }
  .brand-text .bt { display: none; }
  .nav-tools { gap: 6px; }
  .lang-toggle button { padding-inline: 10px; }
  .menu-btn { width: 40px; height: 40px; }
}

/* ============================================================================
   v4 sovereign infrastructure refinement
   Stronger ImageGen visual system, clearer reader pathway, tighter rhythm.
   ========================================================================== */
:root {
  --official-ink: #07182D;
  --paper-warm: #FBFAF6;
  --elev-1: 0 10px 28px rgba(7,24,45,.07);
  --elev-2: 0 22px 56px rgba(7,24,45,.11);
  --elev-3: 0 32px 80px rgba(6,20,39,.18);
}

.hero.bg-gradient {
  background:
    linear-gradient(90deg, rgba(6,20,39,.99) 0%, rgba(6,20,39,.96) 30%, rgba(6,20,39,.74) 54%, rgba(6,20,39,.20) 100%),
    radial-gradient(760px 360px at 18% 50%, rgba(10,34,64,.62), transparent 70%),
    url("img/generated/cnob-world-infrastructure-hero-20260616.jpg") center right / cover no-repeat,
    linear-gradient(160deg, var(--navy-900), var(--navy-800));
  border-bottom: 1px solid rgba(217,198,144,.16);
}
.hero {
  min-height: min(760px, calc(100dvh - 36px));
  display: grid;
  align-items: center;
}
.hero .display {
  font-size: clamp(2.55rem, 4.8vw, 3.9rem);
  max-width: 17ch;
}
.hero .lead {
  max-width: 56ch;
}
.hero-doctrine {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  width: min(640px, 100%);
  margin-top: 22px;
  overflow: hidden;
  border: 1px solid rgba(217,198,144,.20);
  border-radius: 10px;
  background: rgba(217,198,144,.18);
  backdrop-filter: blur(12px);
}
.hero-doctrine span {
  display: grid;
  gap: 4px;
  min-width: 0;
  padding: 12px 14px;
  background: rgba(7,24,45,.46);
  color: #C9D7E8;
  font-size: .72rem;
  line-height: 1.28;
}
.hero-doctrine b {
  color: var(--gold-300);
  font-family: var(--serif);
  font-size: .96rem;
  line-height: 1.1;
}
.hero .cert-card {
  box-shadow: 0 28px 80px rgba(0,0,0,.24);
  border-color: rgba(255,255,255,.52);
}
.authority-orbit {
  background: linear-gradient(180deg, rgba(255,255,255,.82), rgba(229,236,244,.66));
  border-color: rgba(217,198,144,.46);
}

.institutional-thesis-section {
  padding-block: clamp(28px, 4vw, 44px);
  background:
    linear-gradient(180deg, #FBFAF6, #F2F5F8);
  border-bottom: 1px solid rgba(13,27,48,.08);
}
.institutional-thesis {
  display: grid;
  grid-template-columns: minmax(260px, .9fr) minmax(0, 1.1fr) minmax(260px, .72fr);
  gap: clamp(18px, 3vw, 34px);
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: clamp(22px, 3.4vw, 34px);
  border: 1px solid rgba(13,27,48,.11);
  border-radius: 14px;
  background:
    linear-gradient(180deg, rgba(255,255,255,.94), rgba(248,250,252,.88)),
    url("img/guilloche-tile.svg") repeat;
  background-size: auto, 128px 128px;
  box-shadow: var(--elev-1);
}
.institutional-thesis::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(560px 220px at 0% 0%, rgba(194,161,77,.16), transparent 70%),
    linear-gradient(90deg, rgba(194,161,77,.12), transparent 24%, transparent 76%, rgba(46,96,152,.10));
  pointer-events: none;
}
.institutional-thesis > * {
  position: relative;
  z-index: 1;
}
.institutional-thesis h2 {
  margin-top: 12px;
  max-width: 18ch;
  font-size: clamp(1.55rem, 2.3vw, 2.05rem);
}
.thesis-copy p {
  color: var(--slate);
  font-size: .98rem;
  line-height: 1.58;
}
.thesis-controls {
  display: grid;
  gap: 1px;
  overflow: hidden;
  border: 1px solid rgba(13,27,48,.10);
  border-radius: 10px;
  background: rgba(13,27,48,.10);
}
.thesis-controls span {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 10px;
  align-items: center;
  padding: 12px 14px;
  background: rgba(255,255,255,.76);
  color: var(--navy-800);
  font-size: .84rem;
  line-height: 1.3;
}
.thesis-controls b {
  color: var(--gold-700);
  font-family: var(--serif);
  font-size: 1.1rem;
}

.institutional-atlas {
  grid-template-columns: minmax(0, 1.14fr) minmax(390px, .86fr);
}
.atlas-visual img {
  object-position: center;
}
.atlas-copy {
  background:
    linear-gradient(180deg, rgba(6,20,39,.97), rgba(7,24,45,.94)),
    url("img/guilloche-tile.svg") repeat;
  background-size: auto, 110px 110px;
}

.system-board,
.public-value-panel,
.verification-command,
.institution-protocol,
.operating-doctrine,
.boundary-architecture,
.intake-protocol {
  border-radius: 14px;
}
.card,
.req,
.level,
.verify-box,
.svc {
  box-shadow: var(--elev-1);
}
.section-head p,
.muted {
  color: #667789;
}
.kicker,
.eyebrow {
  letter-spacing: .16em;
}

@media (max-width: 1040px) {
  .institutional-thesis {
    grid-template-columns: 1fr;
  }
  .thesis-controls {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .thesis-controls span {
    grid-template-columns: 1fr;
    gap: 3px;
  }
}

@media (max-width: 760px) {
  .hero.bg-gradient {
    background:
      linear-gradient(180deg, rgba(6,20,39,.98), rgba(6,20,39,.91)),
      url("img/generated/cnob-world-infrastructure-hero-20260616.jpg") center right / cover no-repeat,
      linear-gradient(160deg, var(--navy-900), var(--navy-800));
  }
  .hero {
    min-height: auto;
    padding-block: 42px 46px;
  }
  .hero .display {
    font-size: clamp(2.18rem, 9.5vw, 2.72rem);
  }
  .hero-doctrine {
    grid-template-columns: 1fr;
  }
  .hero-doctrine span {
    grid-template-columns: 92px minmax(0, 1fr);
    align-items: baseline;
  }
  .institutional-thesis {
    padding: 22px;
  }
  .thesis-controls {
    grid-template-columns: 1fr;
  }
  .institutional-atlas {
    grid-template-columns: 1fr;
  }
  .atlas-visual,
  .atlas-visual img {
    min-height: 340px;
  }
}

@media (max-width: 430px) {
  .hero-doctrine span {
    grid-template-columns: 1fr;
  }
  .institutional-thesis h2 {
    max-width: 100%;
  }
}

/* ============================================================================
   v5 institutional continuity system
   Applies the new ImageGen records-hall and continuity-vault assets with a
   tighter public-infrastructure close.
   ========================================================================== */
.page-hero.bg-gradient,
.about-hero.bg-gradient {
  background:
    linear-gradient(90deg, rgba(6,20,39,.985) 0%, rgba(6,20,39,.94) 38%, rgba(6,20,39,.70) 68%, rgba(6,20,39,.50) 100%),
    radial-gradient(820px 320px at 16% 30%, rgba(46,96,152,.20), transparent 68%),
    url("img/generated/cnob-institutional-records-hall-20260616.jpg") center right / cover no-repeat,
    linear-gradient(160deg, var(--navy-900), var(--navy-800));
  min-height: clamp(330px, 42vw, 480px);
  display: grid;
  align-items: center;
  border-bottom: 1px solid rgba(217,198,144,.16);
}
.page-hero::before {
  opacity: .66;
}
.page-hero::after {
  background-image:
    linear-gradient(90deg, rgba(217,198,144,.16) 0 1px, transparent 1px),
    linear-gradient(0deg, rgba(255,255,255,.035) 0 1px, transparent 1px);
  background-size: 96px 96px;
  opacity: .24;
}
.page-hero h1 {
  text-wrap: balance;
}
.page-hero p {
  color: #D1DDEC;
}

.bg-gradient.final-cta-section:not(.hero):not(.page-hero) {
  position: relative;
  overflow: hidden;
  padding-block: clamp(70px, 10vw, 128px);
  color: #fff;
  background:
    linear-gradient(90deg, rgba(6,20,39,.97) 0%, rgba(6,20,39,.90) 42%, rgba(6,20,39,.64) 72%, rgba(6,20,39,.82) 100%),
    radial-gradient(780px 360px at 24% 42%, rgba(46,96,152,.20), transparent 68%),
    url("img/generated/cnob-continuity-vault-20260616.jpg") center / cover no-repeat,
    linear-gradient(160deg, var(--navy-900), var(--navy-800));
  border-top: 1px solid rgba(217,198,144,.14);
}
.final-cta-section::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(217,198,144,.11) 0 1px, transparent 1px),
    linear-gradient(0deg, rgba(255,255,255,.035) 0 1px, transparent 1px);
  background-size: 104px 104px;
  pointer-events: none;
  opacity: .22;
}
.final-cta-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, .98fr) minmax(340px, .78fr);
  gap: clamp(28px, 5vw, 68px);
  align-items: center;
}
.final-cta-copy {
  max-width: 720px;
}
.final-cta-section .reveal {
  opacity: 1;
  transform: none;
}
.final-cta-kicker {
  justify-content: flex-start;
}
.final-cta-title {
  color: #fff;
  max-width: 15ch;
  text-wrap: balance;
}
html[data-lang="zh"] .final-cta-title {
  max-width: 12ch;
}
.final-cta-lead {
  margin-inline: 0;
}
.final-cta-actions {
  justify-content: flex-start;
}
.continuity-register {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(217,198,144,.28);
  border-radius: 14px;
  background:
    linear-gradient(180deg, rgba(255,255,255,.115), rgba(255,255,255,.052)),
    rgba(6,20,39,.56);
  box-shadow: 0 28px 76px rgba(0,0,0,.28);
  backdrop-filter: blur(14px);
}
.continuity-register::before {
  content: "";
  position: absolute;
  inset: 12px;
  border: 1px solid rgba(217,198,144,.18);
  border-radius: 10px;
  pointer-events: none;
}
.continuity-register div {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 8px 16px;
  padding: 22px 24px;
  border-bottom: 1px solid rgba(217,198,144,.14);
}
.continuity-register div:last-child {
  border-bottom: 0;
}
.continuity-register div > span:first-child {
  grid-row: span 2;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border: 1px solid rgba(217,198,144,.34);
  border-radius: 50%;
  color: var(--gold-300);
  font-family: var(--serif);
  font-size: .9rem;
  font-weight: 650;
  background: rgba(7,24,45,.50);
}
.continuity-register b {
  color: #fff;
  font-family: var(--serif);
  font-size: 1.06rem;
  line-height: 1.2;
}
.continuity-register p {
  color: #C8D6E6;
  font-size: .88rem;
  line-height: 1.55;
}

@media (max-width: 900px) {
  .final-cta-grid {
    grid-template-columns: 1fr;
  }
  .final-cta-title {
    max-width: 18ch;
  }
  html[data-lang="zh"] .final-cta-title {
    max-width: 100%;
  }
}

@media (max-width: 760px) {
  .page-hero.bg-gradient,
  .about-hero.bg-gradient {
    min-height: auto;
    background:
      linear-gradient(180deg, rgba(6,20,39,.98), rgba(6,20,39,.91)),
      url("img/generated/cnob-institutional-records-hall-20260616.jpg") center right / cover no-repeat,
      linear-gradient(160deg, var(--navy-900), var(--navy-800));
  }
  .continuity-register div {
    grid-template-columns: 1fr;
    padding: 20px;
  }
  .continuity-register span:first-child {
    grid-row: auto;
  }
}

/* ============================================================================
   v6 institutional stability refinement
   Keeps the sovereign visual system while making core explanatory modules
   readable even before scroll-triggered enhancements run.
   ========================================================================== */
.institutional-thesis.reveal,
.authority-principles.reveal,
.institutional-atlas.reveal,
.system-board.reveal,
.operating-standard.reveal,
.public-value-panel.reveal,
.manifesto.reveal,
.banner.legal.reveal,
.final-cta-section .reveal {
  opacity: 1;
  transform: none;
}

.institutional-thesis,
.authority-principles,
.system-board,
.public-value-panel {
  isolation: isolate;
  scroll-margin-top: 128px;
}

.authority-principles-section .section-head {
  margin-bottom: clamp(26px, 4vw, 44px);
}

.authority-principles {
  min-height: 282px;
}

.authority-principles > div {
  min-width: 0;
}

.authority-principles p,
.chain-node p,
.continuity-pillars div > span,
.record-layer-caption span span {
  overflow-wrap: anywhere;
}

.public-value-panel {
  grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
  background:
    linear-gradient(90deg, rgba(255,255,255,.96) 0%, rgba(248,250,252,.91) 48%, rgba(9,31,57,.90) 100%),
    url("img/guilloche-tile.svg") repeat;
  background-size: auto, 132px 132px;
}

.public-value-copy {
  padding-right: clamp(28px, 4vw, 48px);
}

.public-value-copy h2 {
  max-width: 15ch;
}

html[data-lang="zh"] .public-value-copy h2 {
  max-width: 12ch;
}

.public-value-visual {
  display: grid;
  align-items: stretch;
  min-height: 100%;
  border-left-color: rgba(217,198,144,.22);
}

.public-value-visual img {
  display: block;
  aspect-ratio: 16 / 9;
  object-position: center;
  filter: saturate(.94) contrast(1.04);
}

.public-value-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(90deg, rgba(6,20,39,.42), transparent 35%),
    linear-gradient(180deg, transparent 48%, rgba(6,20,39,.62) 100%);
  pointer-events: none;
}

.record-layer-caption {
  position: absolute;
  left: clamp(18px, 3vw, 34px);
  right: clamp(18px, 3vw, 34px);
  bottom: clamp(18px, 3vw, 34px);
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid rgba(217,198,144,.28);
  border-radius: 10px;
  background: rgba(217,198,144,.22);
  box-shadow: 0 18px 46px rgba(0,0,0,.25);
  backdrop-filter: blur(12px);
}

.record-layer-caption > span {
  display: grid;
  gap: 5px;
  min-width: 0;
  padding: 13px 14px;
  background: rgba(6,20,39,.72);
  color: #D8E4F0;
  font-size: .76rem;
  line-height: 1.32;
}

.record-layer-caption b {
  color: var(--gold-300);
  font-family: var(--serif);
  font-size: .98rem;
  line-height: 1;
}

.record-layer-caption span span {
  color: #C1D1E2;
}

.operating-standard {
  min-height: 420px;
}

.asset-frame img {
  display: block;
}

@media (max-width: 1040px) {
  .public-value-panel {
    grid-template-columns: 1fr;
    background:
      linear-gradient(180deg, rgba(255,255,255,.96), rgba(248,250,252,.90)),
      url("img/guilloche-tile.svg") repeat;
    background-size: auto, 132px 132px;
  }
  .public-value-visual {
    min-height: 390px;
  }
  .public-value-visual img {
    min-height: 390px;
  }
}

@media (max-width: 760px) {
  .authority-principles {
    min-height: 0;
  }
  .public-value-copy h2,
  html[data-lang="zh"] .public-value-copy h2 {
    max-width: 100%;
  }
  .public-value-visual,
  .public-value-visual img {
    min-height: 330px;
  }
  .record-layer-caption {
    position: relative;
    left: auto;
    right: auto;
    bottom: auto;
    margin: 0;
    border-width: 1px 0 0;
    border-radius: 0;
    grid-template-columns: 1fr;
    box-shadow: none;
  }
  .record-layer-caption > span {
    grid-template-columns: 82px minmax(0, 1fr);
    align-items: baseline;
    padding: 12px 20px;
  }
  .operating-standard {
    min-height: 0;
  }
}

@media (max-width: 430px) {
  .record-layer-caption > span {
    grid-template-columns: 1fr;
  }
}

/* ============================================================================
   v7 verification registry layer
   Gives the verification route a dedicated institutional visual language.
   ========================================================================== */
.verification-hero.bg-gradient {
  min-height: clamp(500px, 48vw, 660px);
  background:
    linear-gradient(90deg, rgba(6,20,39,.99) 0%, rgba(6,20,39,.96) 36%, rgba(6,20,39,.70) 66%, rgba(6,20,39,.36) 100%),
    radial-gradient(760px 320px at 18% 42%, rgba(46,96,152,.20), transparent 70%),
    url("img/generated/cnob-verification-registry-layer-20260616.jpg") center right / cover no-repeat,
    linear-gradient(160deg, var(--navy-900), var(--navy-800));
}

.verification-hero .page-hero-art {
  display: none;
}

.verification-hero h1 {
  max-width: 12ch;
}

html[data-lang="zh"] .verification-hero h1 {
  max-width: 9ch;
}

.verification-hero p {
  max-width: 52ch;
}

.verification-hero-rail {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  width: min(760px, 100%);
  margin-top: clamp(24px, 4vw, 38px);
  overflow: hidden;
  border: 1px solid rgba(217,198,144,.24);
  border-radius: 12px;
  background: rgba(217,198,144,.20);
  box-shadow: 0 22px 58px rgba(0,0,0,.20);
  backdrop-filter: blur(14px);
}

.verification-hero-rail > span {
  display: grid;
  gap: 5px;
  min-width: 0;
  padding: 14px 16px;
  background: rgba(7,24,45,.58);
  color: #D8E4F0;
  font-size: .78rem;
  line-height: 1.35;
}

.verification-hero-rail b {
  color: var(--gold-300);
  font-family: var(--serif);
  font-size: 1.02rem;
  line-height: 1;
}

.verification-command-section {
  background:
    linear-gradient(180deg, var(--paper-warm), #EEF3F8);
}

.verification-command {
  box-shadow: var(--elev-2);
  scroll-margin-top: 128px;
}

.verification-command-visual {
  overflow: hidden;
}

.verification-command-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(90deg, rgba(6,20,39,.05), rgba(6,20,39,.26)),
    linear-gradient(180deg, transparent 58%, rgba(6,20,39,.28));
  pointer-events: none;
}

.verification-command-visual::after {
  z-index: 2;
}

.verification-command-visual img {
  display: block;
  object-position: center right;
  filter: saturate(.96) contrast(1.04);
}

.verification-command-copy {
  background:
    linear-gradient(180deg, rgba(255,255,255,.96), rgba(248,250,252,.90)),
    url("img/guilloche-tile.svg") repeat;
  background-size: auto, 128px 128px;
}

.verification-command-copy .eyebrow {
  color: var(--gold-700);
}

.registry-assurance-grid div {
  box-shadow: 0 10px 24px rgba(7,24,45,.055);
}

@media (max-width: 1040px) {
  .verification-hero.bg-gradient {
    min-height: auto;
  }
  .verification-hero-rail {
    grid-template-columns: 1fr;
    max-width: 560px;
  }
}

@media (max-width: 760px) {
  .verification-hero.bg-gradient {
    background:
      linear-gradient(180deg, rgba(6,20,39,.98), rgba(6,20,39,.91)),
      url("img/generated/cnob-verification-registry-layer-20260616.jpg") center right / cover no-repeat,
      linear-gradient(160deg, var(--navy-900), var(--navy-800));
  }
  .verification-hero h1,
  html[data-lang="zh"] .verification-hero h1 {
    max-width: 100%;
  }
  .verification-hero-rail > span {
    grid-template-columns: 118px minmax(0, 1fr);
    align-items: baseline;
    padding: 13px 15px;
  }
  .verification-command-visual img {
    object-position: 58% center;
  }
}

@media (max-width: 430px) {
  .verification-hero-rail > span {
    grid-template-columns: 1fr;
  }
}

/* ============================================================================
   v8 certification evidence matrix
   Gives the certification route a dedicated evidence-grade visual system.
   ========================================================================== */
.certification-hero.bg-gradient {
  min-height: clamp(520px, 48vw, 680px);
  background:
    linear-gradient(90deg, rgba(6,20,39,.99) 0%, rgba(6,20,39,.96) 36%, rgba(6,20,39,.70) 66%, rgba(6,20,39,.34) 100%),
    radial-gradient(800px 360px at 17% 44%, rgba(46,96,152,.20), transparent 70%),
    url("img/generated/cnob-certification-evidence-matrix-20260616.jpg") center right / cover no-repeat,
    linear-gradient(160deg, var(--navy-900), var(--navy-800));
}

.certification-hero .page-hero-art {
  display: none;
}

.certification-hero h1 {
  max-width: 14ch;
}

html[data-lang="zh"] .certification-hero h1 {
  max-width: 13ch;
}

.certification-hero p {
  max-width: 58ch;
}

.certification-hero-rail {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  width: min(780px, 100%);
  margin-top: clamp(24px, 4vw, 38px);
  overflow: hidden;
  border: 1px solid rgba(217,198,144,.24);
  border-radius: 12px;
  background: rgba(217,198,144,.20);
  box-shadow: 0 22px 58px rgba(0,0,0,.20);
  backdrop-filter: blur(14px);
}

.certification-hero-rail > span {
  display: grid;
  gap: 5px;
  min-width: 0;
  padding: 14px 16px;
  background: rgba(7,24,45,.58);
  color: #D8E4F0;
  font-size: .78rem;
  line-height: 1.35;
}

.certification-hero-rail b {
  color: var(--gold-300);
  font-family: var(--serif);
  font-size: 1.02rem;
  line-height: 1;
}

.certification-matrix {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(340px, .92fr);
  gap: clamp(26px, 4.4vw, 54px);
  align-items: center;
  margin-top: clamp(34px, 5vw, 58px);
  padding-top: clamp(28px, 4vw, 42px);
  border-top: 1px solid rgba(13,27,48,.10);
  scroll-margin-top: 128px;
}

.certification-matrix-visual {
  position: relative;
  overflow: hidden;
  margin: 0;
  border-radius: 14px;
  border: 1px solid rgba(194,161,77,.28);
  background: var(--navy-900);
  box-shadow: var(--elev-3);
}

.certification-matrix-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(90deg, rgba(6,20,39,.05), rgba(6,20,39,.22)),
    linear-gradient(180deg, transparent 56%, rgba(6,20,39,.22));
  pointer-events: none;
}

.certification-matrix-visual::after {
  content: "";
  position: absolute;
  inset: 12px;
  z-index: 2;
  border: 1px solid rgba(217,198,144,.25);
  border-radius: 9px;
  pointer-events: none;
}

.certification-matrix-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: center right;
  filter: saturate(.96) contrast(1.04);
}

.certification-matrix-copy h3 {
  margin: 16px 0 14px;
  font-size: clamp(1.45rem, 2.4vw, 2rem);
  max-width: 14ch;
}

html[data-lang="zh"] .certification-matrix-copy h3 {
  max-width: 12ch;
}

.certification-matrix-rules {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: 24px;
  overflow: hidden;
  border: 1px solid rgba(13,27,48,.10);
  border-radius: 10px;
  background: rgba(13,27,48,.10);
}

.certification-matrix-rules > span {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 10px;
  align-items: center;
  min-width: 0;
  padding: 12px 14px;
  background: rgba(255,255,255,.78);
  color: var(--navy-800);
  font-size: .84rem;
  line-height: 1.3;
}

.certification-matrix-rules b {
  color: var(--gold-700);
  font-family: var(--serif);
  font-size: 1.05rem;
}

@media (max-width: 1040px) {
  .certification-hero.bg-gradient {
    min-height: auto;
  }
  .certification-hero-rail {
    grid-template-columns: 1fr;
    max-width: 580px;
  }
  .certification-matrix {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .certification-hero.bg-gradient {
    background:
      linear-gradient(180deg, rgba(6,20,39,.98), rgba(6,20,39,.91)),
      url("img/generated/cnob-certification-evidence-matrix-20260616.jpg") center right / cover no-repeat,
      linear-gradient(160deg, var(--navy-900), var(--navy-800));
  }
  .certification-hero h1,
  html[data-lang="zh"] .certification-hero h1 {
    max-width: 100%;
  }
  .certification-hero-rail > span {
    grid-template-columns: 102px minmax(0, 1fr);
    align-items: baseline;
    padding: 13px 15px;
  }
  .certification-matrix {
    gap: 24px;
    padding-top: 26px;
  }
  .certification-matrix-copy h3,
  html[data-lang="zh"] .certification-matrix-copy h3 {
    max-width: 100%;
  }
  .certification-matrix-rules {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 430px) {
  .certification-hero-rail > span,
  .certification-matrix-rules > span {
    grid-template-columns: 1fr;
  }
}