/* =========================================================
   TRAKT — Logistics & Freight Forwarding
   Design System / theme.css
   Russia · Asia · World
   ========================================================= */

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; overflow-x: clip; }
body { line-height: 1.5; -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
img, svg, video { display: block; max-width: 100%; }
button, input, select, textarea { font: inherit; color: inherit; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }

/* ---------- Tokens: LIGHT (default) ---------- */
:root {
  --bg:        oklch(0.992 0 0);
  --bg-2:      oklch(0.965 0 0);
  --surface:   oklch(1 0 0);
  --surface-2: oklch(0.975 0 0);
  --surface-3: oklch(0.948 0 0);
  --text:      oklch(0.17 0 0);
  --text-2:    oklch(0.42 0 0);
  --text-3:    oklch(0.57 0 0);
  --border:    oklch(0.90 0 0);
  --border-2:  oklch(0.82 0 0);
  --invert:    oklch(0.15 0 0);
  --invert-text: oklch(0.98 0 0);

  --accent:    oklch(0.49 0.13 256);   /* sea — primary */
  --accent-ink: oklch(0.99 0 0);
  --accent-2:  oklch(0.20 0 0);         /* near-black (neutral) */
  --accent-3:  oklch(0.70 0.115 250);   /* sky (pop) */
  --accent-earth: oklch(0.67 0.075 67); /* earth — warm secondary */
  --accent-soft: oklch(0.49 0.13 256 / 0.10);
  --accent-2-soft: oklch(0.20 0 0 / 0.10);

  --grid-line: oklch(0.49 0.13 256 / 0.07);
  --field-dot: 110 110 110;
  --field-accent: 30 95 168;
  --shadow-sm: 0 1px 2px oklch(0.15 0 0 / 0.06), 0 2px 8px oklch(0.15 0 0 / 0.05);
  --shadow:    0 4px 12px oklch(0.15 0 0 / 0.09), 0 16px 40px oklch(0.15 0 0 / 0.09);
  --shadow-lg: 0 8px 24px oklch(0.15 0 0 / 0.11), 0 32px 80px oklch(0.15 0 0 / 0.13);
  --glow:      0 0 0 1px oklch(0.49 0.13 256 / 0.22), 0 8px 40px oklch(0.49 0.13 256 / 0.26);

  --mesh-1: oklch(0.55 0.14 252 / 0.55);
  --mesh-2: oklch(0.32 0.05 256 / 0.40);
  --mesh-3: oklch(0.70 0.115 250 / 0.30);
  --mesh-bg: transparent;

  color-scheme: light;
}

/* ---------- Tokens: DARK ---------- */
[data-theme="dark"] {
  --bg:        oklch(0.155 0 0);
  --bg-2:      oklch(0.185 0 0);
  --surface:   oklch(0.205 0 0);
  --surface-2: oklch(0.245 0 0);
  --surface-3: oklch(0.285 0 0);
  --text:      oklch(0.97 0 0);
  --text-2:    oklch(0.74 0 0);
  --text-3:    oklch(0.56 0 0);
  --border:    oklch(0.30 0 0);
  --border-2:  oklch(0.40 0 0);
  --invert:    oklch(0.97 0 0);
  --invert-text: oklch(0.15 0 0);

  --accent:    oklch(0.62 0.13 252);     /* sea, lightened for dark */
  --accent-ink: oklch(0.99 0 0);
  --accent-2:  oklch(0.93 0 0);          /* near-white (neutral) */
  --accent-3:  oklch(0.74 0.11 248);     /* sky (pop) */
  --accent-earth: oklch(0.72 0.082 67);  /* earth — warm secondary */
  --accent-soft: oklch(0.62 0.13 252 / 0.20);
  --accent-2-soft: oklch(0.93 0 0 / 0.12);

  --grid-line: oklch(0.74 0.11 248 / 0.10);
  --field-dot: 150 150 150;
  --field-accent: 90 169 230;
  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.4), 0 2px 8px oklch(0 0 0 / 0.3);
  --shadow:    0 4px 14px oklch(0 0 0 / 0.45), 0 18px 48px oklch(0 0 0 / 0.5);
  --shadow-lg: 0 10px 30px oklch(0 0 0 / 0.5), 0 40px 90px oklch(0 0 0 / 0.6);
  --glow:      0 0 0 1px oklch(0.62 0.13 252 / 0.4), 0 8px 50px oklch(0.62 0.13 252 / 0.4);

  --mesh-1: oklch(0.55 0.15 252 / 0.55);
  --mesh-2: oklch(0.80 0.04 252 / 0.30);
  --mesh-3: oklch(0.62 0.13 250 / 0.24);
  --mesh-bg: oklch(0.155 0 0);

  color-scheme: dark;
}

/* ---------- Typography scale ---------- */
:root {
  --font-display: "Unbounded", "Manrope", system-ui, sans-serif;
  --font-sans: "Manrope", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", monospace;

  --fs-display: clamp(3rem, 1rem + 9vw, 8rem);
  --fs-h1: clamp(2.3rem, 1rem + 4.6vw, 4.5rem);
  --fs-h2: clamp(1.7rem, 1rem + 2.6vw, 3rem);
  --fs-h3: clamp(1.25rem, 1rem + 1.2vw, 1.75rem);
  --fs-lead: clamp(1.05rem, 1rem + 0.5vw, 1.35rem);
  --fs-body: 1.0625rem;
  --fs-sm: 0.875rem;
  --fs-xs: 0.75rem;

  --r-xs: 8px;
  --r-sm: 12px;
  --r: 16px;
  --r-lg: 24px;
  --r-xl: 34px;
  --r-pill: 999px;

  --space-section: clamp(4.5rem, 3rem + 7vw, 9rem);
  --maxw: 1280px;
  --gutter: clamp(1.25rem, 0.5rem + 3vw, 3rem);

  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --t-fast: 0.18s;
  --t: 0.32s;
  --t-slow: 0.6s;
}

/* ---------- Base ---------- */
body {
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  background: var(--bg);
  color: var(--text);
  transition: background var(--t) var(--ease-out), color var(--t) var(--ease-out);
  overflow-x: clip;
}
:lang(zh), [lang="zh"] { font-family: "Noto Sans SC", var(--font-sans); }
/* keep latin display/mono marks on their own fonts under the zh cascade */
[lang="zh"] .display, [lang="zh"] .brand-name, [lang="zh"] .hero-metrics .v,
[lang="zh"] .num, [lang="zh"] .tl-year, [lang="zh"] .stat .num { font-family: var(--font-display); }
[lang="zh"] .mono, [lang="zh"] .eyebrow, [lang="zh"] .badge-num,
[lang="zh"] .marquee-item, [lang="zh"] .breadcrumb, [lang="zh"] .clock,
[lang="zh"] .lang-switch button, [lang="zh"] .footer-col h4 { font-family: var(--font-mono); }
[lang="zh"] .brand-tag { font-family: 'Manrope', sans-serif; }

/* interactive material backdrop */
.field-canvas {
  position: fixed; inset: 0; z-index: 0;
  pointer-events: none; display: block;
}
body > #header-mount { position: relative; z-index: 100; }
body > main { position: relative; z-index: 1; }
body > #footer-mount { position: relative; z-index: 1; }

h1, h2, h3, h4 { line-height: 1.04; letter-spacing: -0.02em; font-weight: 700; text-wrap: balance; }
p { text-wrap: pretty; }

.display { font-family: var(--font-display); font-weight: 800; line-height: 0.95; letter-spacing: -0.035em; }
.mono { font-family: var(--font-mono); }

::selection { background: var(--accent); color: var(--accent-ink); }

/* ---------- Layout helpers ---------- */
.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }
.wrap-wide { max-width: 1480px; }
.section { padding-block: var(--space-section); position: relative; }
.stack-sm { display: flex; flex-direction: column; gap: 0.5rem; }
.stack { display: flex; flex-direction: column; gap: 1rem; }
.row { display: flex; align-items: center; gap: 1rem; }
.row-wrap { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem; }
.grid { display: grid; gap: clamp(1rem, 0.5rem + 1.5vw, 1.75rem); }
.cols-2 { grid-template-columns: repeat(2, 1fr); }
.cols-3 { grid-template-columns: repeat(3, 1fr); }
.cols-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 960px) { .cols-3, .cols-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .cols-2, .cols-3, .cols-4 { grid-template-columns: 1fr; } }

.spread { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }

/* ---------- Eyebrow / labels ---------- */
.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-3);
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}
.eyebrow::before {
  content: "";
  width: 26px; height: 1px;
  background: var(--accent);
  display: inline-block;
}
.eyebrow.no-rule::before { display: none; }

.section-head { max-width: 760px; display: flex; flex-direction: column; gap: 1.1rem; margin-bottom: clamp(2rem, 1rem + 3vw, 3.5rem); }
.section-head h2 { font-size: var(--fs-h2); }
.section-head p { color: var(--text-2); font-size: var(--fs-lead); }

/* ---------- Buttons ---------- */
.btn {
  --btn-bg: var(--accent);
  --btn-fg: var(--accent-ink);
  display: inline-flex; align-items: center; gap: 0.6rem;
  padding: 0.85rem 1.4rem;
  border-radius: var(--r-pill);
  background: var(--btn-bg);
  color: var(--btn-fg);
  font-weight: 600;
  font-size: var(--fs-sm);
  border: 1px solid transparent;
  cursor: pointer;
  position: relative;
  transition: transform var(--t-fast) var(--ease-out), box-shadow var(--t) var(--ease-out), background var(--t);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--glow); }
.btn:active { transform: translateY(0); }
.btn .arr { transition: transform var(--t) var(--ease-out); }
.btn:hover .arr { transform: translateX(4px); }
.btn.ghost { --btn-bg: transparent; --btn-fg: var(--text); border-color: var(--border-2); }
.btn.ghost:hover { background: var(--surface-2); box-shadow: none; border-color: var(--accent); }
.btn.invert { --btn-bg: var(--invert); --btn-fg: var(--invert-text); }
.btn.lg { padding: 1.05rem 1.8rem; font-size: var(--fs-body); }
.btn.sm { padding: 0.55rem 1rem; font-size: var(--fs-xs); }

/* ---------- Chips / tags ---------- */
.chip {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.4rem 0.8rem;
  border-radius: var(--r-pill);
  border: 1px solid var(--border);
  background: var(--surface);
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.04em;
  color: var(--text-2);
}
.chip .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); }
.chip.live .dot { background: var(--accent-3); box-shadow: 0 0 0 0 var(--accent-3); animation: ping 1.8s var(--ease-out) infinite; }
@keyframes ping { 0% { box-shadow: 0 0 0 0 oklch(0.70 0.115 250 / 0.6);} 70%,100% { box-shadow: 0 0 0 8px oklch(0.70 0.115 250 / 0);} }

/* ---------- Card ---------- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: clamp(1.4rem, 1rem + 1.4vw, 2.2rem);
  position: relative;
  transition: transform var(--t) var(--ease-out), box-shadow var(--t) var(--ease-out), border-color var(--t);
  overflow: hidden;
}
.card.pad-sm { padding: 1.3rem; }
.card:hover { border-color: var(--border-2); }
.card-link:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: color-mix(in oklch, var(--accent) 40%, var(--border)); }

/* tilt wrapper (JS-driven) */
.tilt { transform-style: preserve-3d; transition: transform var(--t) var(--ease-out); will-change: transform; }
.tilt > * { transform: translateZ(0); }

/* ---------- Divider ---------- */
.hr { height: 1px; background: var(--border); border: 0; }
.hr-dash { height: 1px; background-image: repeating-linear-gradient(90deg, var(--border-2) 0 8px, transparent 8px 16px); }

/* ---------- Mesh / gradient backdrop ---------- */
.mesh {
  position: absolute; inset: -20% -10% auto -10%; height: 130%;
  z-index: 0; pointer-events: none; filter: blur(60px) saturate(1.1);
  opacity: 0.9;
}
.mesh::before, .mesh::after {
  content: ""; position: absolute; border-radius: 50%;
}
.mesh::before {
  width: 50vw; height: 50vw; left: -5vw; top: -10vw;
  background: radial-gradient(circle at 30% 30%, var(--mesh-1), transparent 60%);
  animation: drift1 24s var(--ease-out) infinite alternate;
}
.mesh::after {
  width: 45vw; height: 45vw; right: -5vw; top: 5vw;
  background: radial-gradient(circle at 60% 40%, var(--mesh-2), transparent 60%);
  animation: drift2 30s var(--ease-out) infinite alternate;
}
@keyframes drift1 { to { transform: translate3d(8vw, 6vh, 0) scale(1.15); } }
@keyframes drift2 { to { transform: translate3d(-6vw, 4vh, 0) scale(1.1); } }

/* grid overlay */
.gridlines {
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(ellipse 90% 80% at 50% 35%, #000 40%, transparent 85%);
          mask-image: radial-gradient(ellipse 90% 80% at 50% 35%, #000 40%, transparent 85%);
}

/* ---------- Marquee ---------- */
.marquee { overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.marquee-track { display: inline-flex; gap: 3rem; white-space: nowrap; will-change: transform; animation: marquee 32s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-item { display: inline-flex; align-items: center; gap: 0.7rem; font-family: var(--font-mono); font-size: var(--fs-sm); color: var(--text-3); letter-spacing: 0.04em; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- Stat ---------- */
.stat .num { font-family: var(--font-display); font-weight: 800; font-size: clamp(2.4rem, 1rem + 4vw, 4rem); line-height: 1; letter-spacing: -0.04em; }
.stat .num .unit { color: var(--accent); }
.stat .lbl { color: var(--text-2); font-size: var(--fs-sm); margin-top: 0.4rem; }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out); }
.reveal.in { opacity: 1; transform: none; }
.reveal-stagger > * { opacity: 0; transform: translateY(20px); transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out); }
.reveal-stagger.in > * { opacity: 1; transform: none; }

/* directional reveals (slide in from a side) */
.reveal-x { opacity: 0; transition: opacity 0.85s var(--ease-out), transform 0.85s var(--ease-out); will-change: transform, opacity; }
.reveal-x.from-left  { transform: translateX(-58px); }
.reveal-x.from-right { transform: translateX(58px); }
.reveal-x.from-down  { transform: translateY(40px); }
.reveal-x.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal-x { opacity: 1 !important; transform: none !important; transition: none !important; }
}
@media (prefers-reduced-motion: reduce) {
  .reveal, .reveal-stagger > * { opacity: 1 !important; transform: none !important; transition: none !important; }
  .marquee-track, .mesh::before, .mesh::after { animation: none !important; }
}
/* mobile: lighten the expensive blurred mesh to keep scrolling smooth */
@media (max-width: 900px) {
  .mesh { filter: blur(38px) saturate(1.05); opacity: 0.7; }
  .mesh::before, .mesh::after { animation: none !important; }
}

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  backdrop-filter: blur(14px) saturate(1.4);
  background: color-mix(in oklch, var(--bg) 72%, transparent);
  border-bottom: 1px solid transparent;
  transition: border-color var(--t), background var(--t);
}
.site-header.scrolled { border-color: var(--border); background: color-mix(in oklch, var(--bg) 86%, transparent); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 1.5rem; }
.brand { display: inline-flex; align-items: center; gap: 0.6rem; font-family: var(--font-display); font-weight: 800; font-size: 1.35rem; letter-spacing: -0.03em; }
.brand .glyph { width: auto; height: 27px; flex: none; }
.brand .brand-wm { display: inline-flex; flex-direction: column; line-height: 0.86; }
.brand .brand-name { display: block; }
.brand .brand-tag { font-family: 'Manrope', sans-serif; font-weight: 600; font-size: 6px; letter-spacing: 0.04em; text-transform: uppercase; color: var(--text-3); line-height: 1; margin-top: 4px; white-space: nowrap; align-self: flex-start; }
.nav-links { display: flex; align-items: center; gap: 0.35rem; }
.nav-links a {
  padding: 0.5rem 0.85rem; border-radius: var(--r-pill);
  font-size: var(--fs-sm); font-weight: 500; color: var(--text-2);
  transition: color var(--t-fast), background var(--t-fast);
  position: relative;
}
.nav-links a:hover { color: var(--text); background: var(--surface-2); }
.nav-links a.active { color: var(--text); }
.nav-links a.active::after { content:""; position:absolute; left:0.85rem; right:0.85rem; bottom:0.28rem; height:2px; border-radius:2px; background: var(--accent); }
.nav-actions { display: flex; align-items: center; gap: 0.5rem; }

/* nav dropdown */
.nav-item.has-sub { position: relative; }
.nav-item.has-sub > a::before {
  content: "›"; display: inline-block; margin-left: .35rem;
  transform: rotate(90deg); font-size: .8em; color: var(--text-3);
  transition: transform var(--t-fast), color var(--t-fast);
}
.nav-item.has-sub:hover > a::before, .nav-item.has-sub:focus-within > a::before { transform: rotate(90deg) translateX(1px); color: var(--accent); }
.subnav {
  position: absolute; top: calc(100% + .4rem); left: 0; min-width: 230px;
  display: flex; flex-direction: column; gap: 2px; padding: .4rem;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r); box-shadow: var(--shadow-lg, 0 12px 32px rgba(0,0,0,.14));
  opacity: 0; visibility: hidden; transform: translateY(-6px);
  transition: opacity var(--t-fast), transform var(--t-fast), visibility var(--t-fast);
  z-index: 120;
}
.nav-item.has-sub:hover .subnav, .nav-item.has-sub:focus-within .subnav { opacity: 1; visibility: visible; transform: translateY(0); }
.subnav a { padding: .6rem .8rem; border-radius: var(--r-sm); font-size: var(--fs-sm); font-weight: 500; color: var(--text-2); white-space: nowrap; }
.subnav a::after { display: none !important; }
.subnav a:hover { color: var(--text); background: var(--surface-2); }
.subnav a.active { color: var(--accent); }

.icon-btn {
  width: 40px; height: 40px; border-radius: var(--r-pill);
  display: grid; place-items: center;
  border: 1px solid var(--border); background: var(--surface);
  cursor: pointer; color: var(--text-2);
  transition: color var(--t-fast), border-color var(--t-fast), transform var(--t-fast), background var(--t-fast);
}
.icon-btn:hover { color: var(--text); border-color: var(--accent); transform: translateY(-1px); }

/* language switch */
.lang-switch { display: inline-flex; border: 1px solid var(--border); border-radius: var(--r-pill); overflow: hidden; background: var(--surface); }
.lang-switch button { padding: 0.42rem 0.7rem; font-family: var(--font-mono); font-size: var(--fs-xs); letter-spacing: 0.05em; color: var(--text-3); cursor: pointer; background: transparent; border: 0; transition: color var(--t-fast), background var(--t-fast); }
.lang-switch button[aria-pressed="true"] { color: var(--accent-ink); background: var(--accent); }

/* mobile nav */
.nav-toggle { display: none; }
/* quote modal (Bitrix24 form) */
.quote-modal { position: fixed; inset: 0; z-index: 300; display: grid; place-items: center; padding: 1.25rem; }
.quote-modal[hidden] { display: none; }
.quote-backdrop { position: absolute; inset: 0; background: color-mix(in oklch, var(--bg) 55%, transparent); backdrop-filter: blur(6px); }
.quote-card { position: relative; z-index: 1; background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-xl); padding: 2rem 1.5rem 1.5rem; box-shadow: 0 24px 60px rgba(0,0,0,.3); width: min(94vw, 560px); max-height: 90vh; overflow-y: auto; animation: qpop .22s ease; }
.quote-x { position: absolute; top: .7rem; right: .7rem; width: 36px; height: 36px; border-radius: 50%; border: 1px solid var(--border); background: var(--surface); color: var(--text-2); cursor: pointer; font-size: 15px; line-height: 1; z-index: 2; }
.quote-x:hover { color: var(--text); border-color: var(--accent); }
.quote-form-mount { min-height: 120px; }
@keyframes qpop { from { opacity: 0; transform: translateY(10px) scale(.98); } to { opacity: 1; transform: none; } }
.mobile-menu { display: none; }
@media (max-width: 1080px) {
  .nav-links { display: none; }
  .nav-toggle { display: grid; }
  .mobile-menu {
    position: fixed; inset: 72px 0 0; z-index: 99;
    background: var(--bg); padding: var(--gutter);
    display: flex; flex-direction: column; gap: 0.25rem;
    transform: translateY(-12px); opacity: 0; pointer-events: none;
    transition: opacity var(--t), transform var(--t);
    overflow-y: auto;
  }
  .mobile-menu.open { opacity: 1; transform: none; pointer-events: auto; }
  .mobile-menu a { padding: 1rem; font-size: 1.4rem; font-weight: 600; border-bottom: 1px solid var(--border); display:flex; justify-content:space-between; align-items:center; }
  .mobile-menu a span { font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--text-3); }
  .mobile-menu a.mobile-sub { font-size: 1.05rem; font-weight: 500; color: var(--text-2); padding: .7rem 1rem .7rem 1.6rem; }
  .mobile-menu a.mobile-sub::before { content: "—"; margin-right: .5rem; color: var(--text-3); }
  .mobile-menu a.mobile-sub.active { color: var(--accent); }
}

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--border); background: var(--bg-2); padding-block: clamp(3rem, 2rem + 4vw, 5rem) 2rem; position: relative; overflow: hidden; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 2rem; }
@media (max-width: 860px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-col h4 { font-family: var(--font-mono); font-size: var(--fs-xs); letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-3); margin-bottom: 1rem; font-weight: 500; }
.footer-col a:not(.brand) { display: block; padding: 0.35rem 0; color: var(--text-2); font-size: var(--fs-sm); transition: color var(--t-fast); }
.footer-col a:not(.brand):hover { color: var(--accent); }
.footer-col .brand { display: inline-flex; }
.footer-bottom { margin-top: 3rem; padding-top: 1.5rem; border-top: 1px solid var(--border); display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; color: var(--text-3); font-size: var(--fs-xs); font-family: var(--font-mono); }

/* ---------- Mode icons (simple geometric) ---------- */
.mode-ic { width: 28px; height: 28px; stroke: currentColor; fill: none; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }

/* ---------- Route map ---------- */
.map-wrap { position: relative; border-radius: var(--r-xl); overflow: hidden; background: var(--surface); border: 1px solid var(--border); }
.map-svg { display: block; width: 100%; height: auto; }
.dot-node { fill: var(--accent); transition: r var(--t), fill var(--t); cursor: pointer; }
.dot-node.hub { fill: var(--accent-2); }
.route-path { fill: none; stroke: var(--accent); stroke-width: 1.4; opacity: 0.5; }
.route-path.active { stroke: var(--accent-3); opacity: 1; stroke-width: 2; }
.route-dash { stroke-dasharray: 5 7; animation: dashmove 1.4s linear infinite; }
@keyframes dashmove { to { stroke-dashoffset: -24; } }
.map-grid { stroke: var(--grid-line); stroke-width: 1; }

/* glass tooltip */
.map-tip { position: absolute; pointer-events: none; padding: 0.6rem 0.85rem; background: var(--surface); border: 1px solid var(--border-2); border-radius: var(--r-sm); box-shadow: var(--shadow); font-size: var(--fs-xs); font-family: var(--font-mono); transform: translate(-50%, -130%); opacity: 0; transition: opacity var(--t-fast); z-index: 5; white-space: nowrap; }
.map-tip.show { opacity: 1; }

/* ---------- Utility ---------- */
.text-2 { color: var(--text-2); }
.text-3 { color: var(--text-3); }
.accent { color: var(--accent); }
.center { text-align: center; }
.mt-1{margin-top:.5rem}.mt-2{margin-top:1rem}.mt-3{margin-top:1.5rem}.mt-4{margin-top:2rem}.mt-6{margin-top:3rem}
.mb-2{margin-bottom:1rem}.mb-4{margin-bottom:2rem}
.full { grid-column: 1 / -1; }
.relative { position: relative; z-index: 1; }
.hide-mob { } @media (max-width:620px){ .hide-mob{ display:none; } }

.badge-num { font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--text-3); }

/* page hero shared */
.page-hero { position: relative; padding-top: clamp(3rem, 2rem + 4vw, 6rem); padding-bottom: clamp(2.5rem, 2rem + 3vw, 4rem); overflow: hidden; }
.page-hero h1 { font-size: var(--fs-h1); }
.breadcrumb { font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--text-3); letter-spacing: 0.06em; }
.breadcrumb a:hover { color: var(--accent); }