/* ============================================================
   JetExpress Freight — Design System
   Brand: bold red/black/cream, italic geometric energy,
   mono numerals for operational/data feel.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Archivo:ital,wght@0,400;0,500;0,600;0,700;0,800;0,900;1,700;1,800;1,900&family=Manrope:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600;700&display=swap');

:root {
  /* ---- Brand ---- */
  --jet-red: #E30613;
  --jet-red-2: #C20410;
  --jet-red-3: #8E000A;
  --jet-red-glow: rgba(227, 6, 19, 0.18);
  --jet-red-wash: #FEF2F3;

  --jet-ink: #0A0A0C;
  --jet-ink-2: #16161A;
  --jet-ink-3: #232328;

  --jet-cream: #F7F4EE;
  --jet-cream-2: #ECE7DD;
  --jet-paper: #FFFFFF;

  /* ---- Foregrounds ---- */
  --fg-1: #0A0A0C;
  --fg-2: #3A3A42;
  --fg-3: #6B6B74;
  --fg-4: #A0A0A8;
  --fg-on-dark: #FFFFFF;
  --fg-on-dark-2: #B6B6BC;
  --fg-on-dark-3: #7A7A82;

  /* ---- Surfaces ---- */
  --surface-0: #FFFFFF;
  --surface-1: #F9F7F1;     /* cream-page */
  --surface-2: #F1EDE3;
  --surface-dark-0: #0A0A0C;
  --surface-dark-1: #16161A;
  --surface-dark-2: #232328;

  /* ---- Borders ---- */
  --border-subtle: rgba(10, 10, 12, 0.07);
  --border-default: rgba(10, 10, 12, 0.14);
  --border-strong: rgba(10, 10, 12, 0.32);
  --border-on-dark: rgba(255, 255, 255, 0.10);
  --border-on-dark-strong: rgba(255, 255, 255, 0.22);

  /* ---- Status ---- */
  --success: #128A4E;
  --success-bg: #E6F4ED;
  --warning: #D27A04;
  --warning-bg: #FCF1DA;
  --info: #1F61C7;
  --info-bg: #E6EFFB;

  /* ---- Fonts ---- */
  --font-display: 'Archivo', system-ui, sans-serif;
  --font-sans: 'Manrope', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;

  /* ---- Type scale ---- */
  --fs-eyebrow: 12px;
  --fs-caption: 13px;
  --fs-body-sm: 14px;
  --fs-body: 16px;
  --fs-lead: 19px;
  --fs-h4: 22px;
  --fs-h3: 28px;
  --fs-h2: 40px;
  --fs-h1: 56px;
  --fs-display-2: 76px;
  --fs-display-1: 104px;
  --fs-readout: 16px;

  --tracking-eyebrow: 0.16em;
  --tracking-wide: 0.06em;
  --tracking-tight: -0.025em;
  --tracking-display: -0.04em;

  /* ---- Radii ---- */
  --r-xs: 4px;
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 14px;
  --r-xl: 20px;
  --r-pill: 999px;

  /* ---- Spacing ---- */
  --s-1: 4px;
  --s-2: 8px;
  --s-3: 12px;
  --s-4: 16px;
  --s-5: 20px;
  --s-6: 24px;
  --s-8: 32px;
  --s-10: 40px;
  --s-12: 48px;
  --s-16: 64px;
  --s-20: 80px;
  --s-24: 96px;

  /* ---- Elevation ---- */
  --e1: 0 1px 2px rgba(10,10,12,.04), 0 2px 6px rgba(10,10,12,.06);
  --e2: 0 4px 10px rgba(10,10,12,.06), 0 10px 24px rgba(10,10,12,.08);
  --e3: 0 12px 28px rgba(10,10,12,.10), 0 24px 56px rgba(10,10,12,.14);
  --e-red: 0 8px 22px rgba(227,6,19,.22), 0 1px 2px rgba(227,6,19,.20);

  /* ---- Motion ---- */
  --ease-out: cubic-bezier(.2,.8,.2,1);
  --ease-in: cubic-bezier(.4,.0,.7,.2);
  --ease-inout: cubic-bezier(.5,.0,.2,1);
  --dur-fast: 140ms;
  --dur: 240ms;
  --dur-slow: 480ms;

  /* ---- Layout ---- */
  --container: 1280px;
  --container-narrow: 1080px;
  --container-wide: 1440px;
  --header-h: 72px;
}

/* ============ Tweak palettes (overridden via JS) ============ */
[data-palette="warm"]  { --surface-1: #F7F2E7; --surface-2: #EEE7D2; --jet-cream: #F4EFE2; }
[data-palette="paper"] { --surface-1: #FFFFFF; --surface-2: #F4F4F2; --jet-cream: #FFFFFF; --jet-cream-2: #F0F0EE; }
[data-palette="ink"]   { --surface-1: #F7F4EE; --surface-2: #ECE7DD; }

[data-density="compact"] { --header-h: 60px; --fs-h1: 48px; --fs-display-2: 64px; --fs-display-1: 88px; }

/* ============================================================
   Base
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: 1.55;
  color: var(--fg-1);
  background: var(--surface-1);
  font-feature-settings: "ss01", "cv11";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; }

::selection { background: var(--jet-red); color: #fff; }

/* ============================================================
   Typography utilities
   ============================================================ */
.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--fs-eyebrow);
  font-weight: 500;
  letter-spacing: var(--tracking-eyebrow);
  text-transform: uppercase;
  color: var(--fg-3);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before {
  content: "";
  width: 18px;
  height: 1px;
  background: currentColor;
  opacity: .5;
}
.eyebrow.no-dash::before { display: none; }
.eyebrow.red { color: var(--jet-red); }

.display-1, .display-2, h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: var(--tracking-display);
  line-height: 0.96;
  margin: 0;
  text-wrap: balance;
}
.display-1 { font-size: var(--fs-display-1); }
.display-2 { font-size: var(--fs-display-2); }
h1 { font-size: var(--fs-h1); letter-spacing: var(--tracking-tight); line-height: 1.02; }
h2 { font-size: var(--fs-h2); letter-spacing: var(--tracking-tight); line-height: 1.06; }
h3 { font-size: var(--fs-h3); letter-spacing: -0.018em; line-height: 1.12; }
h4 { font-size: var(--fs-h4); letter-spacing: -0.012em; line-height: 1.2; font-weight: 800; }

.italic-cut { font-style: italic; }
.italic-cut .x-slash {
  display: inline-block;
  transform: skewX(-14deg);
  color: var(--jet-red);
}
em.brand-em { font-style: italic; color: var(--jet-red); font-weight: 900; }

.lead {
  font-size: var(--fs-lead);
  line-height: 1.5;
  color: var(--fg-2);
  text-wrap: pretty;
}

.mono { font-family: var(--font-mono); font-feature-settings: "tnum"; }
.tnum { font-variant-numeric: tabular-nums; font-feature-settings: "tnum"; }

/* ============================================================
   Layout
   ============================================================ */
.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--s-8); }
.container.narrow { max-width: var(--container-narrow); }
.container.wide { max-width: var(--container-wide); }
@media (max-width: 720px) {
  .container { padding-inline: var(--s-5); }
}

.section { padding-block: var(--s-24); }
.section-tight { padding-block: var(--s-16); }
@media (max-width: 720px) {
  .section { padding-block: var(--s-16); }
  .section-tight { padding-block: var(--s-12); }
}

.bg-dark { background: var(--surface-dark-0); color: var(--fg-on-dark); }
.bg-red { background: var(--jet-red); color: #fff; }
.bg-cream { background: var(--jet-cream); }
.bg-paper { background: var(--surface-0); }

.divider { height: 1px; background: var(--border-default); }
.divider.on-dark { background: var(--border-on-dark); }

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 22px;
  border-radius: var(--r-sm);
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: -0.005em;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform var(--dur-fast) var(--ease-out),
              background var(--dur-fast) var(--ease-out),
              box-shadow var(--dur-fast) var(--ease-out),
              color var(--dur-fast) var(--ease-out);
  text-decoration: none;
  white-space: nowrap;
  user-select: none;
}
.btn:active { transform: translateY(1px); }

.btn-primary { background: var(--jet-red); color: #fff; box-shadow: var(--e-red); }
.btn-primary:hover { background: var(--jet-red-2); box-shadow: 0 12px 28px rgba(227,6,19,.28); }

.btn-dark { background: var(--jet-ink); color: #fff; }
.btn-dark:hover { background: var(--jet-ink-3); }

.btn-ghost { background: transparent; color: var(--fg-1); border-color: var(--border-strong); }
.btn-ghost:hover { background: var(--jet-ink); color: #fff; border-color: var(--jet-ink); }

.btn-on-dark { background: #fff; color: var(--jet-ink); }
.btn-on-dark:hover { background: var(--jet-cream); }

.btn-link {
  background: transparent;
  color: var(--fg-1);
  padding: 8px 0;
  border-radius: 0;
  border-bottom: 2px solid var(--jet-red);
  font-weight: 700;
}

.btn-sm { padding: 9px 14px; font-size: 13px; }
.btn-lg { padding: 18px 28px; font-size: 16px; }

.btn .arrow { display: inline-block; transition: transform var(--dur) var(--ease-out); }
.btn:hover .arrow { transform: translateX(4px); }

/* ============================================================
   Header / Nav
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,.86);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid var(--border-subtle);
}
.site-header.on-dark {
  background: rgba(10,10,12,.66);
  border-bottom-color: var(--border-on-dark);
  color: #fff;
}
.nav-row {
  display: flex;
  align-items: center;
  gap: var(--s-8);
  height: var(--header-h);
  max-width: var(--container-wide);
  margin-inline: auto;
  padding-inline: var(--s-8);
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}
.nav-logo img { height: 30px; width: auto; }
.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--s-6);
  margin-left: var(--s-6);
  flex: 1;
}
.nav-link {
  font-size: 14.5px;
  font-weight: 600;
  color: var(--fg-2);
  padding: 8px 4px;
  position: relative;
  transition: color var(--dur-fast) var(--ease-out);
}
.nav-link:hover, .nav-link.active { color: var(--fg-1); }
.nav-link.active::after {
  content: "";
  position: absolute;
  left: 4px; right: 4px;
  bottom: -3px;
  height: 2px;
  background: var(--jet-red);
}
.on-dark .nav-link { color: var(--fg-on-dark-2); }
.on-dark .nav-link:hover, .on-dark .nav-link.active { color: #fff; }

.nav-actions { display: flex; align-items: center; gap: var(--s-3); }
.nav-mobile-toggle { display: none; color: inherit; }
.on-dark .nav-mobile-toggle { border-color: var(--border-on-dark); }
.nav-mobile-panel { display: none; }
.nav-mobile-panel.open {
  display: flex; flex-direction: column; gap: 2px;
  padding: var(--s-4) var(--s-5) var(--s-5);
  border-top: 1px solid var(--border-default);
  background: var(--surface-0, #fff);
}
.on-dark .nav-mobile-panel.open { background: var(--surface-dark-0); border-top-color: var(--border-on-dark); }
.nav-mobile-panel a {
  font-size: 16px; font-weight: 600; color: var(--fg-2);
  padding: 12px 4px; text-decoration: none; border-bottom: 1px solid var(--border-subtle, #eee);
}
.nav-mobile-panel a:last-of-type { border-bottom: none; }
.nav-mobile-panel a.active { color: var(--jet-red); }
.on-dark .nav-mobile-panel a { color: var(--fg-on-dark-2); border-bottom-color: var(--border-on-dark); }
.nav-mobile-panel .btn { margin-top: var(--s-3); text-align: center; }

.lang-toggle {
  display: inline-flex;
  border: 1px solid var(--border-default);
  border-radius: var(--r-pill);
  overflow: hidden;
  background: transparent;
  font-family: var(--font-mono);
}
.lang-toggle button {
  background: transparent;
  border: none;
  padding: 6px 10px;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--fg-3);
  cursor: pointer;
  transition: all var(--dur-fast) var(--ease-out);
}
.lang-toggle button.active { background: var(--jet-ink); color: #fff; }
.on-dark .lang-toggle { border-color: var(--border-on-dark-strong); }
.on-dark .lang-toggle button { color: var(--fg-on-dark-2); }
.on-dark .lang-toggle button.active { background: #fff; color: var(--jet-ink); }

.nav-mobile-toggle { display: none; }

/* Tighten nav-actions before they overflow at mid widths */
@media (max-width: 1080px) {
  .nav-menu { gap: var(--s-4); }
  .nav-link { font-size: 14px; }
  .nav-actions .nav-link { display: none; } /* hide Sign in label, keep button */
}
@media (max-width: 960px) {
  .nav-menu { display: none; }
  .nav-mobile-toggle {
    display: inline-flex;
    background: transparent;
    border: 1px solid var(--border-default);
    border-radius: var(--r-sm);
    padding: 8px 10px;
    cursor: pointer;
  }
}

/* ============================================================
   Footer
   ============================================================ */
.site-footer {
  background: var(--surface-dark-0);
  color: var(--fg-on-dark-2);
  padding-block: var(--s-16) var(--s-8);
  border-top: 3px solid var(--jet-red);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: var(--s-10);
  padding-bottom: var(--s-12);
  border-bottom: 1px solid var(--border-on-dark);
}
@media (max-width: 860px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--s-8); }
}
.footer-brand img { height: 36px; margin-bottom: var(--s-4); }
.footer-tagline { font-family: var(--font-display); font-style: italic; font-weight: 800; font-size: 22px; color: #fff; letter-spacing: -0.02em; }
.footer-tagline em { color: var(--jet-red); font-style: italic; }
.footer-col h5 {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--jet-red);
  font-weight: 700;
  margin: 0 0 var(--s-4);
  padding-left: 10px;
  border-left: 2px solid var(--jet-red);
}
.footer-col a {
  display: block;
  color: var(--fg-on-dark-2);
  padding: 4px 0;
  font-size: 14.5px;
  transition: color var(--dur-fast);
}
.footer-col a:hover { color: var(--jet-red); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--s-6);
  font-size: 13px;
  color: var(--fg-on-dark-3);
  gap: var(--s-6);
  flex-wrap: wrap;
}
.social-row { display: flex; gap: var(--s-3); }
.social-row a {
  width: 32px; height: 32px;
  border: 1px solid var(--border-on-dark);
  border-radius: var(--r-pill);
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--fg-on-dark-2);
  transition: all var(--dur-fast) var(--ease-out);
}
.social-row a:hover { background: var(--jet-red); color: #fff; border-color: var(--jet-red); }

/* ============================================================
   Hero
   ============================================================ */
.hero-shell {
  position: relative;
  overflow: hidden;
  background: var(--jet-ink);
  color: #fff;
}
.hero-grid-bg {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 90% 70% at 70% 40%, #000 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 70% 40%, #000 30%, transparent 80%);
  pointer-events: none;
}
.hero-glow {
  position: absolute;
  width: 800px; height: 800px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(227,6,19,.35), transparent 60%);
  filter: blur(40px);
  pointer-events: none;
}

/* ============================================================
   Cards
   ============================================================ */
.card {
  background: var(--surface-0);
  border: 1px solid var(--border-subtle);
  border-radius: var(--r-lg);
  padding: var(--s-6);
  box-shadow: var(--e1);
  transition: transform var(--dur) var(--ease-out), box-shadow var(--dur) var(--ease-out), border-color var(--dur) var(--ease-out);
}
.card:hover { box-shadow: var(--e2); }
.card.dark {
  background: var(--surface-dark-1);
  border-color: var(--border-on-dark);
  color: #fff;
}
.card.flat { box-shadow: none; }
.card.no-pad { padding: 0; }

/* ============================================================
   Tags / pills
   ============================================================ */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: var(--r-pill);
  background: var(--surface-2);
  color: var(--fg-2);
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.04em;
}
.tag.red { background: var(--jet-red-wash); color: var(--jet-red-3); }
.tag.dark { background: var(--jet-ink); color: #fff; }
.tag.success { background: var(--success-bg); color: var(--success); }
.tag.warning { background: var(--warning-bg); color: var(--warning); }
.tag.dot::before {
  content: "";
  width: 6px; height: 6px; border-radius: 50%;
  background: currentColor;
}
.tag.live::before { animation: pulse-dot 1.5s ease-in-out infinite; }
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .4; transform: scale(.8); }
}

/* ============================================================
   Inputs
   ============================================================ */
.input, .select, .textarea {
  width: 100%;
  background: #fff;
  border: 1px solid var(--border-default);
  border-radius: 10px;
  padding: 13px 15px;
  font-family: inherit;
  font-size: 15px;
  color: var(--fg-1);
  transition: border-color var(--dur-fast), box-shadow var(--dur-fast), background var(--dur-fast);
}
.input:hover, .select:hover, .textarea:hover { border-color: var(--fg-3); }
.input:focus, .select:focus, .textarea:focus {
  outline: none;
  border-color: var(--jet-red);
  box-shadow: 0 0 0 3px rgba(227,6,19,0.14);
  background: #fff;
}
.input::placeholder, .textarea::placeholder { color: var(--fg-4); }
.textarea { resize: vertical; line-height: 1.55; }
.select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236e6e78' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 38px;
}
.field-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-3);
  margin-bottom: 6px;
}
.field-row { display: flex; flex-direction: column; gap: 0; }
.input-group { display: flex; gap: var(--s-3); }
@media (max-width: 640px) { .input-group { flex-direction: column; } }

/* ============================================================
   Brand mark (X-slash treatment)
   ============================================================ */
.brand-mark {
  font-family: var(--font-display);
  font-weight: 900;
  font-style: italic;
  letter-spacing: -0.04em;
  display: inline-flex;
  align-items: baseline;
  line-height: 1;
}
.brand-mark .jet { color: var(--jet-red); }
.brand-mark .express { color: var(--jet-ink); }
.brand-mark.on-dark .express { color: #fff; }

/* ============================================================
   Anim helpers
   ============================================================ */
@keyframes scrollDots {
  from { background-position: 0 0; }
  to { background-position: 24px 0; }
}
.runline {
  background-image: linear-gradient(90deg, var(--jet-red) 50%, transparent 50%);
  background-size: 16px 1px;
  background-repeat: repeat-x;
  height: 1px;
  animation: scrollDots 1.4s linear infinite;
}

@keyframes fade-up {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}
.fade-in { animation: fade-up .6s var(--ease-out) both; }
.fade-in.d1 { animation-delay: .05s; }
.fade-in.d2 { animation-delay: .12s; }
.fade-in.d3 { animation-delay: .2s; }
.fade-in.d4 { animation-delay: .28s; }
.fade-in.d5 { animation-delay: .36s; }

/* ============================================================
   Status indicators
   ============================================================ */
.status-dot {
  width: 8px; height: 8px; border-radius: 50%;
  display: inline-block;
}
.status-dot.live { background: #2BD37B; box-shadow: 0 0 0 4px rgba(43,211,123,.18); animation: pulse-dot 1.8s ease-in-out infinite; }
.status-dot.transit { background: var(--jet-red); }
.status-dot.idle { background: var(--fg-4); }

/* ============================================================
   Cookie banner
   ============================================================ */
.jet-cookie {
  position: fixed;
  bottom: 16px;
  left: 16px;
  right: 16px;
  z-index: 1000;
  background: var(--surface-dark-0);
  color: #fff;
  border: 1px solid var(--border-on-dark);
  border-radius: var(--r-md);
  box-shadow: var(--e3);
  padding: var(--s-4) var(--s-5);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--dur) var(--ease-out), transform var(--dur) var(--ease-out);
  max-width: 720px;
  margin-inline: auto;
}
.jet-cookie.open { opacity: 1; transform: translateY(0); }
.jet-cookie-veil { position: fixed; inset: 0; background: rgba(10,10,12,.55); z-index: 9998; opacity: 0; transition: opacity .3s; }
.jet-cookie-veil.open { opacity: 1; }
html.jet-cookie-lock, html.jet-cookie-lock body { overflow: hidden; }
.jet-cookie { z-index: 9999; }
.jet-cookie-inner {
  display: flex;
  align-items: center;
  gap: var(--s-5);
}
@media (max-width: 720px) {
  .jet-cookie-inner { flex-direction: column; align-items: stretch; gap: var(--s-3); }
}
.jet-cookie-text {
  flex: 1;
  font-size: 13px;
  line-height: 1.5;
  color: var(--fg-on-dark-2);
}
.jet-cookie-text strong {
  display: block;
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 4px;
}
.jet-cookie-text a {
  color: var(--jet-red);
  text-decoration: underline;
  text-decoration-color: rgba(227,6,19,0.4);
  text-underline-offset: 3px;
}
.jet-cookie-text a:hover { text-decoration-color: var(--jet-red); }
.jet-cookie-actions {
  display: flex;
  gap: var(--s-2);
  flex-shrink: 0;
}
.jet-cookie .btn-ghost {
  border-color: var(--border-on-dark-strong);
  color: #fff;
}
.jet-cookie .btn-ghost:hover { background: var(--surface-dark-2); border-color: var(--border-on-dark-strong); }
.flex { display: flex; }
.flex-col { display: flex; flex-direction: column; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.gap-2 { gap: var(--s-2); }
.gap-3 { gap: var(--s-3); }
.gap-4 { gap: var(--s-4); }
.gap-6 { gap: var(--s-6); }
.gap-8 { gap: var(--s-8); }
.gap-10 { gap: var(--s-10); }

.text-center { text-align: center; }
.text-right { text-align: right; }

.muted { color: var(--fg-3); }
.muted-dark { color: var(--fg-on-dark-2); }

.mt-2 { margin-top: var(--s-2); } .mt-3 { margin-top: var(--s-3); }
.mt-4 { margin-top: var(--s-4); } .mt-5 { margin-top: var(--s-5); }
.mt-6 { margin-top: var(--s-6); } .mt-8 { margin-top: var(--s-8); }
.mt-10 { margin-top: var(--s-10); } .mt-12 { margin-top: var(--s-12); }
.mb-2 { margin-bottom: var(--s-2); } .mb-3 { margin-bottom: var(--s-3); }
.mb-4 { margin-bottom: var(--s-4); } .mb-5 { margin-bottom: var(--s-5); }
.mb-6 { margin-bottom: var(--s-6); } .mb-8 { margin-bottom: var(--s-8); }

.grid { display: grid; }
.grid-2 { grid-template-columns: 1fr 1fr; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 960px) {
  .grid-3 { grid-template-columns: 1fr 1fr; }
  .grid-4 { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* page intro */
.page-intro {
  padding-block: var(--s-16) var(--s-8);
  background: var(--surface-1);
}
.page-intro h1 { margin-top: var(--s-4); max-width: 18ch; }
.page-intro .lead { max-width: 56ch; margin-top: var(--s-4); }

/* Crumb */
.crumb {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-3);
}
.crumb a { color: var(--fg-3); }
.crumb a:hover { color: var(--jet-red); }
.crumb .sep { margin: 0 8px; opacity: .5; }

/* slash separator */
.slash { color: var(--jet-red); font-style: italic; font-weight: 900; }