/* ==========================================================================
   VisaTribe — Design Tokens
   ========================================================================== */
:root {
  /* Color: Document Cream + Passport Green + Stamp Red + Gold foil */
  --color-paper: #EFEAD9;
  --color-paper-raised: #F8F5EA;
  --color-paper-line: #DAD2BC;
  --color-ink: #16231F;
  --color-ink-soft: #46564F;
  --color-ink-faint: #7C8A82;
  --color-passport: #2F4F3E;
  --color-passport-dark: #1F3A2C;
  --color-passport-tint: #E4EAE4;
  --color-stamp: #A13D2C;
  --color-stamp-dark: #7E2E20;
  --color-stamp-tint: #F3E3DE;
  --color-gold: #B08D57;
  --color-white: #FBFAF5;

  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'IBM Plex Sans', -apple-system, Segoe UI, sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;

  --radius-sm: 4px;
  --radius-md: 8px;

  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
  --space-6: 4.5rem;
  --space-7: 7rem;

  --max-width: 1180px;

  --shadow-card: 0 1px 2px rgba(22, 35, 31, 0.06), 0 6px 20px rgba(22, 35, 31, 0.06);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ==========================================================================
   Reset & base
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-ink);
  background: var(--color-paper);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

img, svg { max-width: 100%; display: block; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--color-ink);
  line-height: 1.15;
  margin: 0 0 var(--space-2);
  font-weight: 600;
}

h1 { font-size: clamp(2.2rem, 4.5vw, 3.6rem); font-weight: 500; letter-spacing: -0.01em; }
h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); font-weight: 500; }
h3 { font-size: 1.3rem; font-weight: 600; }

p { margin: 0 0 var(--space-2); color: var(--color-ink-soft); }
p.lede { font-size: 1.15rem; color: var(--color-ink-soft); }

a { color: var(--color-passport); text-decoration-color: rgba(47,79,62,0.35); }
a:hover { text-decoration-color: currentColor; }

ul, ol { padding-left: 1.25em; color: var(--color-ink-soft); }
li { margin-bottom: 0.4em; }

/* Focus visibility */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, summary:focus-visible {
  outline: 2px solid var(--color-stamp);
  outline-offset: 3px;
  border-radius: 2px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: auto;
  background: var(--color-ink);
  color: var(--color-white);
  padding: 0.75em 1.25em;
  z-index: 1000;
  border-radius: var(--radius-sm);
}
.skip-link:focus {
  left: var(--space-2);
  top: var(--space-2);
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-3);
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-stamp);
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  margin-bottom: var(--space-2);
}
.eyebrow::before {
  content: "";
  width: 1.4em;
  height: 1px;
  background: var(--color-stamp);
  display: inline-block;
}

section { padding: var(--space-6) 0; }
section.tight { padding: var(--space-5) 0; }

.section-head {
  max-width: 640px;
  margin-bottom: var(--space-5);
}
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }

hr.rule {
  border: none;
  border-top: 1px solid var(--color-paper-line);
  margin: var(--space-5) 0;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.98rem;
  padding: 0.85em 1.6em;
  border-radius: var(--radius-sm);
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform 0.15s var(--ease), background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
  text-decoration: none;
  line-height: 1;
}
.btn--primary {
  background: var(--color-stamp);
  color: var(--color-white);
  border-color: var(--color-stamp);
}
.btn--primary:hover { background: var(--color-stamp-dark); border-color: var(--color-stamp-dark); transform: translateY(-1px); }
.btn--ghost {
  background: transparent;
  color: var(--color-ink);
  border-color: var(--color-ink);
}
.btn--ghost:hover { background: var(--color-ink); color: var(--color-white); transform: translateY(-1px); }
.btn--sm { padding: 0.6em 1.2em; font-size: 0.88rem; }

/* ==========================================================================
   Header / Nav
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(239, 234, 217, 0.92);
  backdrop-filter: saturate(140%) blur(6px);
  border-bottom: 1px solid var(--color-paper-line);
}
.site-header__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 0;
}
.brand {
  display: flex;
  align-items: baseline;
  gap: 0.55em;
  text-decoration: none;
  color: var(--color-ink);
}
.brand__mark {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-passport-dark);
}
.brand__tag {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: var(--color-ink-faint);
  text-transform: uppercase;
  display: none;
}
@media (min-width: 640px) { .brand__tag { display: inline; } }

.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}
.main-nav__list {
  list-style: none;
  display: none;
  gap: var(--space-3);
  margin: 0;
  padding: 0;
  font-size: 0.95rem;
}
.main-nav__list a {
  color: var(--color-ink-soft);
  text-decoration: none;
  font-weight: 500;
}
.main-nav__list a[aria-current="page"] { color: var(--color-passport-dark); }
.main-nav__list a:hover { color: var(--color-ink); }

@media (min-width: 900px) {
  .main-nav__list { display: flex; }
  .nav-toggle { display: none; }
}

.header-social {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.header-social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1.5px solid var(--color-paper-line);
  color: var(--color-ink-soft);
  transition: border-color 0.15s ease, color 0.15s ease, background 0.15s ease;
}
.header-social a:hover {
  color: var(--color-white);
  background: var(--color-passport);
  border-color: var(--color-passport);
}
.header-social svg { width: 16px; height: 16px; }

.mobile-nav__social {
  display: flex;
  gap: 0.6rem;
  padding-top: 0.4em;
}
.mobile-nav__social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1.5px solid var(--color-paper-line);
  color: var(--color-ink-soft);
}
.mobile-nav__social svg { width: 17px; height: 17px; }

.nav-toggle {
  background: none;
  border: 1.5px solid var(--color-ink);
  border-radius: var(--radius-sm);
  width: 42px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.nav-toggle__icon,
.nav-toggle__icon::before,
.nav-toggle__icon::after {
  content: "";
  display: block;
  width: 18px;
  height: 2px;
  background: var(--color-ink);
  position: relative;
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.nav-toggle__icon::before { position: absolute; top: -6px; }
.nav-toggle__icon::after { position: absolute; top: 6px; }

.mobile-nav {
  display: none;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-2) 0 var(--space-3);
  border-top: 1px solid var(--color-paper-line);
}
.mobile-nav.is-open { display: flex; }
.mobile-nav a {
  color: var(--color-ink);
  text-decoration: none;
  font-weight: 500;
  padding: 0.4em 0;
}
@media (min-width: 900px) { .mobile-nav { display: none !important; } }

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  padding: var(--space-6) 0 var(--space-5);
}
.hero__grid {
  display: grid;
  gap: var(--space-5);
  align-items: center;
}
@media (min-width: 960px) {
  .hero__grid { grid-template-columns: 1.05fr 0.95fr; gap: var(--space-6); }
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-3);
}
.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-4);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-ink-faint);
  letter-spacing: 0.02em;
}
.hero__meta span { display: inline-flex; align-items: center; gap: 0.4em; }
.hero__meta span::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--color-passport);
}

/* Document card — the signature visual */
.doc-card {
  position: relative;
  background: var(--color-paper-raised);
  border: 1px solid var(--color-paper-line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  padding: var(--space-4);
  max-width: 420px;
  margin-inline: auto;
}
.doc-card::before {
  /* perforated edge */
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  height: 14px;
  background-image: radial-gradient(circle, var(--color-paper) 3px, transparent 3.2px);
  background-size: 18px 18px;
  background-position: 4px 0;
}
.doc-card__head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  border-bottom: 1px dashed var(--color-paper-line);
  padding-bottom: var(--space-2);
  margin-bottom: var(--space-2);
}
.doc-card__title {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-ink-faint);
}
.doc-card__ref {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--color-passport-dark);
}
.doc-card__lines { margin: var(--space-2) 0; }
.doc-card__line {
  height: 9px;
  border-radius: 2px;
  background: var(--color-paper-line);
  margin-bottom: 9px;
}
.doc-card__line.short { width: 55%; }
.doc-card__line.med { width: 78%; }

.doc-card__stamp {
  position: absolute;
  top: 38%;
  right: -6%;
  width: 148px;
  transform: rotate(-14deg) scale(0.9);
  opacity: 0;
  animation: stamp-in 0.6s var(--ease) 0.5s forwards;
}
@media (max-width: 480px) {
  .doc-card__stamp { width: 118px; right: -2%; }
}
@keyframes stamp-in {
  0% { opacity: 0; transform: rotate(-14deg) scale(1.6); }
  60% { opacity: 1; transform: rotate(-14deg) scale(0.86); }
  100% { opacity: 1; transform: rotate(-14deg) scale(0.9); }
}
@media (prefers-reduced-motion: reduce) {
  .doc-card__stamp { animation: none; opacity: 1; }
}

/* ==========================================================================
   Trust strip
   ========================================================================== */
.trust-strip {
  border-top: 1px solid var(--color-paper-line);
  border-bottom: 1px solid var(--color-paper-line);
  padding: var(--space-3) 0;
}
.trust-strip__list {
  list-style: none;
  margin: 0; padding: 0;
  display: grid;
  gap: var(--space-2);
  grid-template-columns: 1fr;
  font-size: 0.92rem;
  color: var(--color-ink-soft);
}
@media (min-width: 720px) {
  .trust-strip__list { grid-template-columns: repeat(4, 1fr); }
}
.trust-strip__list li {
  display: flex;
  align-items: center;
  gap: 0.6em;
  margin: 0;
}
.trust-strip__list svg { flex-shrink: 0; color: var(--color-passport); }

/* ==========================================================================
   Cards / grids
   ========================================================================== */
.card-grid {
  display: grid;
  gap: var(--space-3);
  grid-template-columns: 1fr;
}
@media (min-width: 720px) {
  .card-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
  .card-grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
}
.card {
  background: var(--color-paper-raised);
  border: 1px solid var(--color-paper-line);
  border-radius: var(--radius-md);
  padding: var(--space-3);
}
.card h3 { margin-bottom: 0.4em; font-size: 1.1rem; }
.card p { margin-bottom: 0; font-size: 0.95rem; }
.card--accent { border-color: var(--color-passport); }

/* ==========================================================================
   Steps (legitimate sequence — used only on how-to-apply)
   ========================================================================== */
.steps { counter-reset: step; list-style: none; padding: 0; margin: 0; }
.step {
  counter-increment: step;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  border-top: 1px solid var(--color-paper-line);
}
.step:last-child { border-bottom: 1px solid var(--color-paper-line); }
.step::before {
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 1.4rem;
  color: var(--color-passport);
  min-width: 2.4ch;
}
.step h3 { margin-bottom: 0.3em; }
.step__meta {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-ink-faint);
  margin-top: 0.5em;
  display: block;
}

/* ==========================================================================
   FAQ accordion
   ========================================================================== */
.faq-list { border-top: 1px solid var(--color-paper-line); }
.faq-item {
  border-bottom: 1px solid var(--color-paper-line);
}
.faq-item summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  padding: var(--space-3) 0;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--color-ink);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 1.3rem;
  color: var(--color-passport);
  transition: transform 0.2s ease;
  flex-shrink: 0;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item__body { padding-bottom: var(--space-3); max-width: 65ch; }

/* ==========================================================================
   CTA band
   ========================================================================== */
.cta-band {
  background: var(--color-passport-dark);
  color: var(--color-white);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  text-align: center;
}
.cta-band h2, .cta-band p { color: var(--color-white); }
.cta-band .btn--ghost { border-color: rgba(251,250,245,0.5); color: var(--color-white); }
.cta-band .btn--ghost:hover { background: var(--color-white); color: var(--color-passport-dark); }

/* ==========================================================================
   Breadcrumb
   ========================================================================== */
.breadcrumb {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-ink-faint);
  padding: var(--space-2) 0;
}
.breadcrumb a { color: var(--color-ink-faint); }
.breadcrumb span[aria-current] { color: var(--color-ink); }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background: var(--color-ink);
  color: var(--color-paper);
  padding: var(--space-6) 0 var(--space-3);
  margin-top: var(--space-6);
}
.site-footer a { color: var(--color-paper); text-decoration-color: rgba(239,234,217,0.35); }
.footer-grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: 1fr;
  padding-bottom: var(--space-4);
  border-bottom: 1px solid rgba(239,234,217,0.15);
}
@media (min-width: 720px) {
  .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; }
}
.footer-grid h4 {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-ink-faint);
  margin-bottom: var(--space-2);
}
.footer-grid ul { list-style: none; padding: 0; margin: 0; }
.footer-grid li { margin-bottom: 0.5em; }
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  justify-content: space-between;
  padding-top: var(--space-3);
  font-size: 0.85rem;
  color: var(--color-ink-faint);
}

/* ==========================================================================
   Registration detail list (corporate site)
   ========================================================================== */
.reg-list {
  border-top: 1px solid var(--color-paper-line);
  margin: var(--space-3) 0;
}
.reg-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.2rem;
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--color-paper-line);
}
@media (min-width: 640px) {
  .reg-row { grid-template-columns: 240px 1fr; gap: var(--space-3); align-items: baseline; }
}
.reg-row dt {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-ink-faint);
  margin: 0;
}
.reg-row dd {
  margin: 0;
  color: var(--color-ink);
  font-weight: 500;
}
.reg-row dd.placeholder {
  font-family: var(--font-mono);
  font-weight: 400;
  color: var(--color-stamp);
  background: var(--color-stamp-tint);
  padding: 0.15em 0.5em;
  border-radius: var(--radius-sm);
  display: inline-block;
  font-size: 0.85rem;
}

/* Responsive map embed */
.map-embed {
  position: relative;
  width: 100%;
  padding-bottom: 56%;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-paper-line);
}
.map-embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* Timeline (About page) */
.timeline {
  border-left: 2px solid var(--color-paper-line);
  padding-left: var(--space-3);
  margin: var(--space-3) 0;
}
.timeline__item { margin-bottom: var(--space-3); position: relative; }
.timeline__item::before {
  content: "";
  position: absolute;
  left: calc(-1 * var(--space-3) - 5px);
  top: 0.35em;
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--color-passport);
}
.timeline__year {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-passport-dark);
  display: block;
  margin-bottom: 0.2em;
}

/* ==========================================================================
   Utility
   ========================================================================== */
.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }