/* ════════════════════════════════════════
   Газарзүй — Illustrated Map Theme
   ════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=DM+Serif+Display:ital@0;1&family=Inter:wght@400;500;600;700;800&display=swap');

:root {
  /* Map palette — inspired by illustrated travel maps */
  --cream:        #f5eed8;
  --cream-dark:   #ece4c4;
  --parchment:    #faf6ec;
  --teal:         #3a7d8c;
  --teal-dark:    #2a5f6e;
  --teal-light:   #5ba3b3;
  --teal-water:   #7ec8d3;
  --forest:       #3d6b47;
  --forest-mid:   #56925f;
  --forest-light: #8aba8f;
  --terra:        #c4622d;
  --terra-light:  #e07a42;
  --gold:         #d4943a;
  --gold-light:   #e8b860;
  --gold-pale:    #f5dda8;
  --navy:         #1e3a4a;
  --navy-mid:     #2d5168;
  --pink:         #e8a0a0;
  --pink-light:   #f5c8c8;
  --sand:         #d4b896;
  --sand-light:   #ecdbc6;

  --bg:           #f5eed8;
  --surface:      #fefcf4;
  --text:         #1e2e22;
  --text-muted:   #6b7c6e;
  --border:       #d4c9a8;
  --border-dark:  #bfb090;

  --radius:       12px;
  --radius-sm:    8px;
  --radius-lg:    20px;
  --shadow:       0 2px 20px rgba(30,58,74,.09);
  --shadow-hover: 0 10px 40px rgba(30,58,74,.18);

  --nav-h:        68px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }

.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 28px;
}

/* ── NAV ─────────────────────────────────── */
.nav {
  position: sticky;
  top: 0;
  z-index: 200;
  height: var(--nav-h);
  background: var(--navy);
  border-bottom: 2px solid var(--gold);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 36px;
}

/* Coordinate ruler decorations */
.nav::before {
  content: '0°N  ·  45°E  ·  90°N  ·  135°E  ·  180°';
  position: absolute;
  bottom: -20px;
  left: 50%;
  transform: translateX(-50%);
  font-size: .6rem;
  letter-spacing: .18em;
  color: rgba(212,148,58,.35);
  pointer-events: none;
  white-space: nowrap;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--gold);
  font-family: 'DM Serif Display', serif;
  font-size: 1.2rem;
  letter-spacing: .01em;
}

.nav__logo svg { flex-shrink: 0; color: var(--gold); }

.nav__links {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav__links a {
  color: rgba(245,238,216,.7);
  font-size: .85rem;
  font-weight: 500;
  padding: 7px 16px;
  border-radius: 6px;
  transition: color .2s, background .2s;
  letter-spacing: .01em;
}
.nav__links a:hover { color: var(--cream); background: rgba(255,255,255,.07); }

.nav__links .nav__submit {
  background: var(--gold);
  color: var(--navy);
  font-weight: 700;
  padding: 7px 20px;
  border-radius: 6px;
}
.nav__links .nav__submit:hover {
  background: var(--gold-light);
  color: var(--navy);
}

/* ── HERO ────────────────────────────────── */
.hero {
  position: relative;
  min-height: 94vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--navy);
}

/* Topographic contour lines */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(ellipse 800px 600px at 70% 50%, rgba(58,125,140,.25) 0%, transparent 70%),
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 38px,
      rgba(212,148,58,.06) 38px,
      rgba(212,148,58,.06) 39px
    ),
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 38px,
      rgba(212,148,58,.06) 38px,
      rgba(212,148,58,.06) 39px
    );
  pointer-events: none;
}

/* Topo curve lines */
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(ellipse 600px 400px at 80% 40%, transparent 35%, rgba(58,125,140,.1) 36%, transparent 37%),
    radial-gradient(ellipse 750px 500px at 80% 40%, transparent 48%, rgba(58,125,140,.07) 49%, transparent 50%),
    radial-gradient(ellipse 920px 620px at 80% 40%, transparent 62%, rgba(58,125,140,.05) 63%, transparent 64%);
  pointer-events: none;
}

.hero__globe {
  position: absolute;
  right: -80px;
  top: 50%;
  transform: translateY(-50%);
  width: 560px;
  opacity: .12;
  pointer-events: none;
}

/* Compass rose */
.hero__compass {
  position: absolute;
  right: 80px;
  bottom: 60px;
  width: 100px;
  opacity: .22;
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 660px;
  padding: 100px 0 80px;
}

.hero__label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--gold);
  background: rgba(212,148,58,.1);
  border: 1px solid rgba(212,148,58,.3);
  padding: 5px 14px;
  border-radius: 100px;
  margin-bottom: 28px;
}

.hero__label::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--gold);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%,100% { opacity: 1; transform: scale(1); }
  50%      { opacity: .5; transform: scale(.7); }
}

.hero__title {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(3rem, 6vw, 5rem);
  font-weight: 400;
  line-height: 1.0;
  color: var(--cream);
  margin-bottom: 24px;
  letter-spacing: -.01em;
}

.hero__title-line--accent {
  color: var(--gold);
  display: block;
  font-style: italic;
}

.hero__sub {
  font-size: 1.05rem;
  color: rgba(245,238,216,.65);
  max-width: 500px;
  margin-bottom: 40px;
  line-height: 1.75;
}

.hero__actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* Map pin marker decorations next to hero */
.hero__pins {
  position: absolute;
  right: 200px;
  top: 50%;
  transform: translateY(-50%);
  width: 320px;
  height: 320px;
  pointer-events: none;
  z-index: 1;
  opacity: .4;
}

/* ── BUTTONS ─────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: var(--radius-sm);
  font-size: .93rem;
  font-weight: 700;
  cursor: pointer;
  transition: all .2s;
  border: none;
  letter-spacing: .01em;
}

.btn--primary {
  background: var(--gold);
  color: var(--navy);
}
.btn--primary:hover { background: var(--gold-light); transform: translateY(-2px); box-shadow: 0 6px 24px rgba(212,148,58,.35); }

.btn--outline {
  background: transparent;
  color: var(--cream);
  border: 1.5px solid rgba(245,238,216,.3);
}
.btn--outline:hover { background: rgba(245,238,216,.07); border-color: rgba(245,238,216,.5); transform: translateY(-2px); }

.hero__scroll-hint {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(245,238,216,.3);
  font-size: .7rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  animation: bounce 2.5s ease-in-out infinite;
}

@keyframes bounce {
  0%,100% { transform: translateX(-50%) translateY(0); }
  50%      { transform: translateX(-50%) translateY(8px); }
}

/* ── LEGEND / STATS BAR ─────────────────── */
.stats-bar {
  background: var(--teal-dark);
  border-bottom: 2px solid var(--teal);
  position: relative;
  overflow: hidden;
}

.stats-bar::before {
  content: 'LEGEND';
  position: absolute;
  left: 24px;
  top: 50%;
  transform: translateY(-50%);
  font-size: .6rem;
  font-weight: 800;
  letter-spacing: .2em;
  color: rgba(245,238,216,.25);
}

.stats-bar__inner {
  display: flex;
  justify-content: center;
  gap: 56px;
  padding: 20px 24px;
  flex-wrap: wrap;
}

.stats-bar__item {
  display: flex;
  align-items: center;
  gap: 12px;
  color: rgba(245,238,216,.65);
  font-size: .78rem;
  letter-spacing: .05em;
  text-transform: uppercase;
}

.stats-bar__item::before {
  content: '';
  width: 12px;
  height: 12px;
  border-radius: 3px;
  background: var(--gold);
  flex-shrink: 0;
}

.stats-bar__item:nth-child(2)::before { background: var(--terra); }
.stats-bar__item:nth-child(3)::before { background: var(--forest-mid); }

.stats-bar__item strong {
  color: var(--cream);
  font-size: 1.55rem;
  font-family: 'DM Serif Display', serif;
  font-weight: 400;
  line-height: 1;
  display: block;
}

/* ── SECTION HEADERS ─────────────────────── */
.section-header {
  text-align: center;
  margin-bottom: 52px;
  position: relative;
}

.section-header::after {
  content: '';
  display: block;
  width: 48px;
  height: 2px;
  background: var(--gold);
  margin: 16px auto 0;
  border-radius: 1px;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--terra);
  margin-bottom: 12px;
}

.section-label::before,
.section-label::after {
  content: '—';
  color: var(--sand);
}

.section-title {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 400;
  color: var(--navy);
  letter-spacing: -.01em;
  margin-bottom: 12px;
  line-height: 1.15;
}

.section-desc {
  font-size: .93rem;
  color: var(--text-muted);
  max-width: 480px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ── SUBMISSIONS SECTION ─────────────────── */
.submissions {
  padding: 88px 0;
  position: relative;
}

/* Map grid background */
.submissions::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(212,148,58,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(212,148,58,.06) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}

/* Search / filter bar */
.filter-bar {
  display: flex;
  gap: 10px;
  margin-bottom: 44px;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

.filter-bar__input {
  flex: 1;
  min-width: 200px;
  padding: 12px 18px;
  border: 1.5px solid var(--border-dark);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--text);
  font-size: .9rem;
  font-family: inherit;
  transition: border-color .2s, box-shadow .2s;
  outline: none;
}
.filter-bar__input:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(58,125,140,.12);
}
.filter-bar__input::placeholder { color: var(--text-muted); }

/* Grid */
.submissions__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 22px;
  position: relative;
  z-index: 1;
}

/* ── CARD ────────────────────────────────── */
.sub-card {
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 0;
  transition: transform .28s cubic-bezier(.34,1.56,.64,1), box-shadow .28s;
  display: flex;
  flex-direction: column;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

/* Map pin stripe at top */
.sub-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--teal), var(--forest-mid));
  opacity: 0;
  transition: opacity .28s;
}

/* Terrain texture overlay */
.sub-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 80px;
  background: linear-gradient(to top, var(--cream-dark), transparent);
  opacity: 0;
  pointer-events: none;
  transition: opacity .28s;
}

.sub-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: var(--teal-light);
}
.sub-card:hover::before { opacity: 1; }
.sub-card:hover::after  { opacity: .4; }

/* Card preview image */
.sub-card__preview {
  width: 100%;
  height: 170px;
  object-fit: cover;
  display: block;
}

.sub-card__preview--placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 170px;
  background: linear-gradient(135deg, #daeef5 0%, #c8e8d0 50%, #e8d8bc 100%);
  position: relative;
  overflow: hidden;
}

/* Illustrated map placeholder pattern */
.sub-card__preview--placeholder::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle 2px at 20% 30%, rgba(58,125,140,.4) 0%, transparent 100%),
    radial-gradient(circle 2px at 50% 60%, rgba(61,107,71,.4) 0%, transparent 100%),
    radial-gradient(circle 2px at 75% 25%, rgba(196,98,45,.4) 0%, transparent 100%),
    radial-gradient(circle 2px at 35% 75%, rgba(58,125,140,.3) 0%, transparent 100%),
    radial-gradient(circle 2px at 65% 55%, rgba(61,107,71,.3) 0%, transparent 100%);
  background-size: 100% 100%;
}

/* Map pin icon */
.sub-card__preview--placeholder svg {
  color: var(--teal);
  opacity: .5;
  position: relative;
  z-index: 1;
}

.sub-card__preview--pdf {
  background: linear-gradient(135deg, #fde8d8 0%, #f5d0b8 100%);
  flex-direction: column;
  gap: 6px;
}
.sub-card__preview--pdf svg { color: var(--terra); opacity: .6; }
.sub-card__preview--pdf span {
  font-size: .65rem;
  font-weight: 800;
  letter-spacing: .12em;
  color: var(--terra);
  opacity: .7;
}

.sub-card__body {
  padding: 18px 20px 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sub-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.sub-card__num {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: .68rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: .08em;
}

/* Map pin marker number */
.sub-card__num::before {
  content: attr(data-n);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  background: var(--navy);
  color: var(--cream);
  border-radius: 50%;
  font-size: .65rem;
  font-weight: 800;
}

.sub-card__badges {
  display: flex;
  gap: 5px;
  flex-wrap: wrap;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 9px;
  border-radius: 100px;
  font-size: .67rem;
  font-weight: 700;
  letter-spacing: .03em;
}

.badge--pdf   { background: rgba(196,98,45,.1); color: var(--terra); border: 1px solid rgba(196,98,45,.25); }
.badge--img   { background: rgba(61,107,71,.1); color: var(--forest); border: 1px solid rgba(61,107,71,.25); }
.badge--none  { background: rgba(107,124,110,.08); color: var(--text-muted); border: 1px solid rgba(107,124,110,.18); }

.sub-card__name {
  font-family: 'DM Serif Display', serif;
  font-size: 1.15rem;
  font-weight: 400;
  color: var(--navy);
  line-height: 1.25;
}

.sub-card__class {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: .7rem;
  font-weight: 700;
  color: var(--teal-dark);
  background: rgba(58,125,140,.1);
  padding: 2px 10px;
  border-radius: 100px;
  letter-spacing: .04em;
  margin-top: 2px;
}

.sub-card__class::before {
  content: '◉';
  font-size: .55rem;
  opacity: .7;
}

.sub-card__topic {
  font-size: .85rem;
  color: var(--text-muted);
  line-height: 1.55;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.sub-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  border-top: 1px dashed var(--border);
  margin-top: auto;
}

.sub-card__date {
  font-size: .72rem;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
}

.sub-card__arrow {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: .78rem;
  color: var(--teal);
  font-weight: 700;
  transition: gap .2s;
}
.sub-card:hover .sub-card__arrow { gap: 8px; }

/* Empty state */
.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 80px 20px;
  color: var(--text-muted);
}
.empty-state svg { margin: 0 auto 16px; opacity: .3; }
.empty-state p { font-size: .95rem; }

/* Loading */
.loading {
  text-align: center;
  padding: 80px 20px;
  color: var(--text-muted);
}

.spinner {
  width: 36px; height: 36px;
  border: 3px solid var(--border);
  border-top-color: var(--teal);
  border-radius: 50%;
  animation: spin .8s linear infinite;
  margin: 0 auto 16px;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ── ABOUT ──────────────────────────────── */
.about {
  background: var(--teal-dark);
  padding: 88px 0;
  position: relative;
  overflow: hidden;
}

/* Contour lines in about section */
.about::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(ellipse 700px 400px at 80% 50%, rgba(94,179,195,.12) 0%, transparent 70%),
    repeating-linear-gradient(
      -30deg,
      transparent,
      transparent 28px,
      rgba(245,238,216,.04) 28px,
      rgba(245,238,216,.04) 29px
    );
  pointer-events: none;
}

.about__inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 64px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.about__text .section-label { color: var(--gold-pale); }
.about__text .section-title { color: var(--cream); }
.about__text .section-header::after { background: var(--gold); }
.about__text .section-header { text-align: left; }
.about__text .section-header::after { margin-left: 0; }

.about__text p {
  color: rgba(245,238,216,.7);
  font-size: .97rem;
  line-height: 1.85;
  margin-top: 20px;
  max-width: 520px;
}

.about__globe {
  width: 200px;
  opacity: .45;
  flex-shrink: 0;
}

/* ── FOOTER ─────────────────────────────── */
.footer {
  background: var(--navy);
  border-top: 2px solid rgba(212,148,58,.2);
  padding: 32px 0;
  text-align: center;
}

.footer__logo {
  color: var(--gold);
  font-family: 'DM Serif Display', serif;
  font-size: 1.25rem;
  margin-bottom: 8px;
  letter-spacing: .03em;
}

.footer__copy {
  color: rgba(245,238,216,.3);
  font-size: .78rem;
  letter-spacing: .05em;
}

/* ════════════════════════════════════════
   SUBMIT PAGE
   ════════════════════════════════════════ */
.submit-hero {
  background: var(--navy);
  padding: 60px 0 52px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.submit-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(0deg, transparent, transparent 36px, rgba(212,148,58,.05) 36px, rgba(212,148,58,.05) 37px),
    repeating-linear-gradient(90deg, transparent, transparent 36px, rgba(212,148,58,.05) 36px, rgba(212,148,58,.05) 37px);
  pointer-events: none;
}

.submit-hero__label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--gold);
  background: rgba(212,148,58,.1);
  border: 1px solid rgba(212,148,58,.25);
  padding: 4px 14px;
  border-radius: 100px;
  margin-bottom: 20px;
}

.submit-hero__title {
  font-family: 'DM Serif Display', serif;
  font-size: 2.4rem;
  font-weight: 400;
  color: var(--cream);
  margin-bottom: 12px;
  position: relative;
  z-index: 1;
}

.submit-hero__sub {
  color: rgba(245,238,216,.6);
  font-size: .95rem;
  position: relative;
  z-index: 1;
}

.submit-section {
  padding: 60px 0 88px;
}

.submit-form {
  max-width: 720px;
  margin: 0 auto;
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 44px;
  box-shadow: var(--shadow);
}

.form-group {
  margin-bottom: 26px;
}

.form-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: .82rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 9px;
  letter-spacing: .02em;
  text-transform: uppercase;
}

.form-label span { color: var(--terra); }

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--border-dark);
  border-radius: var(--radius-sm);
  background: var(--bg);
  color: var(--text);
  font-size: .93rem;
  font-family: inherit;
  transition: border-color .2s, box-shadow .2s, background .2s;
  outline: none;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  border-color: var(--teal);
  background: var(--surface);
  box-shadow: 0 0 0 3px rgba(58,125,140,.12);
}

.form-input::placeholder,
.form-textarea::placeholder { color: var(--text-muted); }

.form-textarea {
  resize: vertical;
  min-height: 120px;
  line-height: 1.65;
}

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

/* ── Geo Facts ──────────────────────────────────────────── */
.geo-facts {
  padding: 72px 0;
  background: var(--parchment);
  position: relative;
}

.geo-facts::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(58,125,140,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(58,125,140,.04) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}

.geo-facts__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
  position: relative;
  z-index: 1;
}

.geo-fact {
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 20px 20px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  transition: transform .22s, box-shadow .22s;
  position: relative;
  overflow: hidden;
}

.geo-fact::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--teal), var(--forest-mid));
  opacity: 0;
  transition: opacity .22s;
}

.geo-fact:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.geo-fact:hover::after { opacity: 1; }

.geo-fact__icon {
  width: 48px; height: 48px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 12px;
  margin-bottom: 10px;
}
.geo-fact__icon--teal   { background: rgba(58,125,140,.12); color: var(--teal); }
.geo-fact__icon--terra  { background: rgba(196,98,45,.12); color: var(--terra); }
.geo-fact__icon--blue   { background: rgba(91,163,179,.15); color: var(--teal-light); }
.geo-fact__icon--gold   { background: rgba(212,148,58,.12); color: var(--gold); }
.geo-fact__icon--forest { background: rgba(61,107,71,.12); color: var(--forest); }
.geo-fact__icon--sand   { background: rgba(212,184,150,.25); color: var(--earth); }

.geo-fact__num {
  font-family: 'DM Serif Display', serif;
  font-size: 2rem;
  color: var(--navy);
  line-height: 1;
}

.geo-fact__unit {
  font-size: .78rem;
  font-weight: 700;
  color: var(--teal);
  letter-spacing: .04em;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.geo-fact__label {
  font-size: .8rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ── Geo Articles ────────────────────────────────────────── */
.geo-articles {
  padding: 72px 0 80px;
  background: var(--bg);
}

.geo-articles__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}

.geo-article {
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform .25s, box-shadow .25s;
  display: flex;
  flex-direction: column;
}

.geo-article:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
}

.geo-article__img {
  width: 100%;
  height: 160px;
  overflow: hidden;
}

.geo-article__img svg {
  width: 100%;
  height: 100%;
}

.geo-article__body {
  padding: 20px 22px 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}

.geo-article__tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: .68rem;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--teal);
  background: rgba(58,125,140,.1);
  padding: 3px 10px;
  border-radius: 100px;
  width: fit-content;
}

.geo-article__title {
  font-family: 'DM Serif Display', serif;
  font-size: 1.15rem;
  font-weight: 400;
  color: var(--navy);
  line-height: 1.3;
}

.geo-article__text {
  font-size: .84rem;
  color: var(--text-muted);
  line-height: 1.7;
  flex: 1;
}

/* ── Cover upload ────────────────────────────────────────── */
.cover-upload {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px dashed var(--border);
}

.cover-upload__label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: .82rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 12px;
  letter-spacing: .02em;
  text-transform: uppercase;
}

.cover-upload__optional {
  font-size: .75rem;
  font-weight: 400;
  color: var(--text-muted);
  text-transform: none;
  letter-spacing: 0;
}

/* ── Filter chips ───────────────────────────────────────── */
.filter-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  margin-bottom: 36px;
  padding: 16px 20px;
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  position: relative;
  z-index: 1;
}

.filter-chips__group {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.filter-chips__label {
  font-size: .68rem;
  font-weight: 800;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .12em;
  margin-right: 2px;
  white-space: nowrap;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 14px;
  border-radius: 100px;
  border: 1.5px solid var(--border-dark);
  background: var(--bg);
  color: var(--text-muted);
  font-size: .78rem;
  font-weight: 600;
  cursor: pointer;
  transition: all .18s;
  font-family: inherit;
  line-height: 1;
}
.chip:hover { border-color: var(--teal); color: var(--teal); }
.chip--active {
  background: var(--navy);
  border-color: var(--navy);
  color: var(--cream);
}

/* ── Viewer ─────────────────────────────────────────────── */
.v-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  color: var(--text-muted);
  gap: 16px;
}

/* Hero */
.v-hero {
  background: var(--navy);
  padding: 48px 0 56px;
  position: relative;
  overflow: hidden;
}

.v-hero__topo {
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(0deg, transparent, transparent 36px, rgba(212,148,58,.05) 36px, rgba(212,148,58,.05) 37px),
    repeating-linear-gradient(90deg, transparent, transparent 36px, rgba(212,148,58,.05) 36px, rgba(212,148,58,.05) 37px),
    radial-gradient(ellipse 600px 300px at 80% 50%, rgba(58,125,140,.15) 0%, transparent 70%);
  pointer-events: none;
}

.v-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: rgba(245,238,216,.55);
  font-size: .82rem;
  font-weight: 600;
  text-decoration: none;
  transition: color .2s, gap .2s;
  margin-bottom: 32px;
  position: relative;
}
.v-back:hover { color: var(--gold); gap: 10px; }

.v-hero__meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
  position: relative;
}

.v-hero__class {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(212,148,58,.15);
  border: 1px solid rgba(212,148,58,.3);
  color: var(--gold);
  padding: 5px 16px;
  border-radius: 100px;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .04em;
}

.v-hero__date {
  color: rgba(245,238,216,.4);
  font-size: .78rem;
}

.v-hero__name {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(2rem, 4.5vw, 3.4rem);
  color: var(--cream);
  line-height: 1.1;
  margin-bottom: 10px;
  position: relative;
}

.v-hero__title {
  font-size: 1rem;
  color: rgba(245,238,216,.65);
  max-width: 620px;
  line-height: 1.6;
  position: relative;
}

.v-hero__badges {
  display: flex;
  gap: 8px;
  margin-top: 20px;
  position: relative;
}

.v-hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 14px;
  border-radius: 100px;
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .06em;
  text-transform: uppercase;
}
.v-hero__badge--pdf { background: rgba(196,98,45,.2); color: #e8956a; border: 1px solid rgba(196,98,45,.3); }
.v-hero__badge--img { background: rgba(61,107,71,.2); color: #8aba8f; border: 1px solid rgba(61,107,71,.3); }

/* Body */
.v-body {
  padding: 56px 0 88px;
}

.v-body__inner {
  max-width: 880px;
}

.v-section {
  margin-bottom: 48px;
}

.v-section__title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .72rem;
  font-weight: 800;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .14em;
  margin-bottom: 18px;
}
.v-section__title::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

.v-pdf-download {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: var(--teal);
  font-size: .75rem;
  font-weight: 700;
  text-decoration: none;
  letter-spacing: .02em;
  text-transform: none;
  transition: color .2s;
}
.v-pdf-download:hover { color: var(--teal-dark); }

.v-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 14px;
}

.v-gallery__img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  border-radius: var(--radius);
  cursor: zoom-in;
  border: 1.5px solid var(--border);
  transition: transform .22s, box-shadow .22s;
}
.v-gallery__img:hover { transform: scale(1.02); box-shadow: var(--shadow-hover); }

.v-pdf-frame {
  width: 100%;
  height: 640px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
}

.v-empty {
  text-align: center;
  padding: 64px 20px;
  color: var(--text-muted);
}
.v-empty svg { margin: 0 auto 16px; opacity: .3; }

/* ── Upload toggle ───────────────────────────────────────── */
.upload-toggle {
  display: flex;
  gap: 0;
  background: var(--bg);
  border: 1.5px solid var(--border-dark);
  border-radius: var(--radius-sm);
  padding: 4px;
  width: fit-content;
}

.upload-toggle__btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--text-muted);
  font-size: .88rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: background .2s, color .2s;
  letter-spacing: .01em;
}

.upload-toggle__btn--active {
  background: var(--navy);
  color: var(--cream);
}

.upload-toggle__btn:not(.upload-toggle__btn--active):hover {
  background: var(--cream-dark);
  color: var(--text);
}

.upload-section {
  margin-top: 16px;
}

/* File upload zones */
.file-zone {
  border: 2px dashed var(--border-dark);
  border-radius: var(--radius-sm);
  padding: 28px 16px;
  text-align: center;
  cursor: pointer;
  transition: border-color .2s, background .2s;
  position: relative;
  background: var(--bg);
}

.file-zone:hover,
.file-zone.drag-over {
  border-color: var(--teal);
  background: rgba(58,125,140,.05);
}

.file-zone input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  width: 100%;
  height: 100%;
}

.file-zone__icon { margin: 0 auto 10px; color: var(--text-muted); }
.file-zone__text { font-size: .85rem; color: var(--text-muted); line-height: 1.5; }
.file-zone__text strong { color: var(--teal-dark); }

/* Image upload grid */
.img-upload-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.img-slot {
  aspect-ratio: 4/3;
  border: 2px dashed var(--border-dark);
  border-radius: var(--radius-sm);
  position: relative;
  overflow: hidden;
  cursor: pointer;
  background: var(--bg);
  transition: border-color .2s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.img-slot:hover { border-color: var(--forest-mid); }

.img-slot input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  width: 100%;
  height: 100%;
}

.img-slot__placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  color: var(--text-muted);
  font-size: .75rem;
  pointer-events: none;
}

.img-slot__preview {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: none;
}

.img-slot__remove {
  position: absolute;
  top: 5px;
  right: 5px;
  background: rgba(0,0,0,.55);
  color: #fff;
  border: none;
  border-radius: 50%;
  width: 22px;
  height: 22px;
  font-size: 13px;
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 2;
}

.img-slot.has-image .img-slot__preview { display: block; }
.img-slot.has-image .img-slot__placeholder { display: none; }
.img-slot.has-image .img-slot__remove { display: flex; }

.form-hint {
  font-size: .77rem;
  color: var(--text-muted);
  margin-top: 6px;
  line-height: 1.5;
}

.form-divider {
  border: none;
  border-top: 1px dashed var(--border);
  margin: 32px 0;
}

.form-submit {
  width: 100%;
  padding: 15px;
  background: var(--navy);
  color: var(--cream);
  border: none;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: background .2s, transform .15s;
  font-family: inherit;
  letter-spacing: .03em;
}
.form-submit:hover  { background: var(--teal-dark); transform: translateY(-1px); }
.form-submit:active { transform: translateY(0); }
.form-submit:disabled { opacity: .6; cursor: not-allowed; transform: none; }

.form-message {
  margin-top: 16px;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: .88rem;
  display: none;
}
.form-message--success { background: rgba(61,107,71,.08); color: var(--forest); border: 1px solid rgba(61,107,71,.25); display: block; }
.form-message--error   { background: rgba(196,98,45,.08); color: var(--terra); border: 1px solid rgba(196,98,45,.25); display: block; }

.file-zone.has-file { border-color: var(--teal); border-style: solid; background: rgba(58,125,140,.05); }
.file-zone__selected { font-size: .83rem; color: var(--teal-dark); font-weight: 600; margin-top: 6px; display: none; }
.file-zone.has-file .file-zone__selected { display: block; }
.file-zone.has-file .file-zone__default  { display: none; }

/* ════════════════════════════════════════
   VIEWER PAGE
   ════════════════════════════════════════ */
.viewer-section {
  padding: 52px 0 88px;
  max-width: 880px;
  margin: 0 auto;
  padding-left: 28px;
  padding-right: 28px;
}

.viewer__back {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--teal);
  font-size: .85rem;
  font-weight: 700;
  margin-bottom: 36px;
  transition: color .2s, gap .2s;
  letter-spacing: .02em;
}
.viewer__back:hover { color: var(--teal-dark); gap: 10px; }

.viewer__meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.viewer__class-badge {
  background: rgba(58,125,140,.1);
  color: var(--teal-dark);
  font-size: .78rem;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 100px;
  letter-spacing: .04em;
}

.viewer__date {
  font-size: .78rem;
  color: var(--text-muted);
}

.viewer__name {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 400;
  color: var(--navy);
  line-height: 1.15;
  margin-bottom: 10px;
}

.viewer__title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 28px;
}

.viewer__desc {
  font-size: .97rem;
  color: var(--text-muted);
  line-height: 1.85;
  white-space: pre-wrap;
  margin-bottom: 40px;
  border-left: 3px solid var(--gold);
  padding: 18px 22px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(212,148,58,.05);
}

.viewer__divider {
  border: none;
  border-top: 1px dashed var(--border);
  margin: 40px 0;
}

.viewer__gallery { margin-bottom: 40px; }

.viewer__gallery-title,
.viewer__pdf-title {
  font-size: .72rem;
  font-weight: 800;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .14em;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.viewer__gallery-title::after,
.viewer__pdf-title::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
}

.gallery-img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  border-radius: var(--radius-sm);
  cursor: zoom-in;
  border: 1.5px solid var(--border);
  transition: transform .22s, box-shadow .22s;
}
.gallery-img:hover { transform: scale(1.03); box-shadow: var(--shadow-hover); }

.viewer__pdf-frame {
  width: 100%;
  height: 620px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
}

.viewer__pdf-fallback {
  text-align: center;
  padding: 44px;
  background: var(--bg);
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border);
}

.viewer__pdf-fallback a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--navy);
  color: var(--cream);
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: .9rem;
  margin-top: 14px;
  transition: background .2s;
}
.viewer__pdf-fallback a:hover { background: var(--teal-dark); }

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.92);
  z-index: 999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.lightbox.open { display: flex; }
.lightbox img  { max-width: 100%; max-height: 92vh; border-radius: 10px; box-shadow: 0 24px 80px rgba(0,0,0,.6); }
.lightbox__close {
  position: absolute;
  top: 22px; right: 26px;
  background: rgba(255,255,255,.1);
  color: #fff;
  border: none;
  border-radius: 50%;
  width: 42px; height: 42px;
  font-size: 20px;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background .2s;
}
.lightbox__close:hover { background: rgba(255,255,255,.2); }

/* ── RESPONSIVE ─────────────────────────── */
@media (max-width: 768px) {
  .nav { padding: 0 18px; }
  .nav::before { display: none; }
  .nav__links a:not(.nav__submit) { display: none; }

  .hero { min-height: 88vh; }
  .hero__globe { display: none; }
  .hero__compass { display: none; }
  .hero__content { padding: 72px 0 60px; }
  .hero__title { font-size: 2.8rem; }

  .about__inner { grid-template-columns: 1fr; }
  .about__globe { display: none; }

  .stats-bar__inner { gap: 28px; }
  .stats-bar::before { display: none; }

  .form-row { grid-template-columns: 1fr; }
  .submit-form { padding: 28px 20px; }
}

@media (max-width: 480px) {
  .img-upload-grid { grid-template-columns: 1fr 1fr; }
  .img-upload-grid .img-slot:last-child { display: none; }
  .hero__title { font-size: 2.2rem; }
}