/* ==========================================================================
   АРХИВ НЕСБЫВШИХСЯ ИЗОБРЕТЕНИЙ — главный стиль
   Цифровой музей: тёмный фон, тёплый янтарный свет, кинематографичная атмосфера
   ========================================================================== */

/* ---------- ДИЗАЙН-ТОКЕНЫ ---------- */
:root {
  /* Цвета */
  --bg-deep: #070a11;
  --bg-base: #0a0e17;
  --bg-raised: #101623;
  --bg-card: #121a2b;
  --bg-card-hover: #16203a;
  --border: rgba(214, 189, 130, 0.14);
  --border-strong: rgba(214, 189, 130, 0.28);

  --text-primary: #f2ede2;
  --text-secondary: #a9a294;
  --text-muted: #6e7789;

  --gold: #d4a94e;
  --gold-bright: #e8c679;
  --gold-dim: rgba(212, 169, 78, 0.55);
  --cyan: #7cc7e8;
  --cyan-dim: rgba(124, 199, 232, 0.6);
  --danger: #e2696f;

  /* Типографика */
  --font-display: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Cascadia Code', Consolas, monospace;

  /* Рифма */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 28px;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --t-fast: 0.2s var(--ease);
  --t-med: 0.35s var(--ease);

  --container: 1180px;
  --space-section: clamp(72px, 10vw, 120px);
}

/* ---------- СБРОС И БАЗА ---------- */
*,
*::before,
*::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-primary);
  background: var(--bg-base);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
input, select, textarea { font: inherit; color: inherit; }

::selection { background: rgba(212, 169, 78, 0.3); }

:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
  border-radius: 4px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 40px);
}

/* ---------- КНОПКИ ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 30px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  text-decoration: none;
  white-space: nowrap;
  border: 1px solid transparent;
  transition: background var(--t-fast), color var(--t-fast),
    border-color var(--t-fast), transform var(--t-fast), box-shadow var(--t-fast);
  will-change: transform;
}

.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn--primary {
  background: linear-gradient(135deg, #e0b45e, #c8953a);
  color: #191206;
  box-shadow: 0 10px 30px rgba(212, 169, 78, 0.25);
}
.btn--primary:hover {
  box-shadow: 0 14px 40px rgba(212, 169, 78, 0.38);
  background: linear-gradient(135deg, #eec46f, #d4a94e);
}

.btn--ghost {
  border-color: var(--border-strong);
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.02);
  backdrop-filter: blur(4px);
}
.btn--ghost:hover { border-color: var(--gold); color: var(--gold-bright); }

.btn--accent {
  background: rgba(212, 169, 78, 0.12);
  border-color: var(--border-strong);
  color: var(--gold-bright);
}
.btn--accent:hover { background: rgba(212, 169, 78, 0.2); box-shadow: 0 8px 24px rgba(212, 169, 78, 0.16); }

.btn--large { padding: 18px 44px; font-size: 1.05rem; }
.btn--small { padding: 9px 22px; font-size: 0.85rem; border-radius: 999px; }
.btn--full { width: 100%; }

.btn__loader {
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255, 255, 255, 0.35);
  border-top-color: #fff;
  border-radius: 50%;
  display: none;
  animation: spin 0.7s linear infinite;
}
.submitting .btn__loader { display: inline-block; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- ШАПКА ---------- */
.header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  background: rgba(7, 10, 17, 0.82);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  height: 76px;
}

.header__logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  flex-shrink: 0;
}

.header__logo-icon {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--gold-bright), #a87f2e);
  color: #141008;
  font-size: 1.15rem;
  font-weight: 700;
  box-shadow: 0 4px 14px rgba(212, 169, 78, 0.28);
}

.header__logo-text {
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--text-primary);
  white-space: nowrap;
}

.header__nav {
  display: flex;
  align-items: center;
  gap: clamp(16px, 2.4vw, 32px);
}

.header__nav a {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--text-secondary);
  text-decoration: none;
  position: relative;
  padding: 6px 0;
  transition: color var(--t-fast);
}
.header__nav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1px;
  background: var(--gold);
  transition: width var(--t-med);
}
.header__nav a:hover { color: var(--gold-bright); }
.header__nav a:hover::after { width: 100%; }

.header__actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

/* Переключатель языка */
.lang-switcher {
  display: inline-flex;
  gap: 2px;
  padding: 3px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: 999px;
}

.lang-switcher__btn {
  padding: 6px 14px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  transition: all var(--t-fast);
}

.lang-switcher__btn--active {
  background: linear-gradient(135deg, #e0b45e, #c8953a);
  color: #191206;
  box-shadow: 0 4px 12px rgba(212, 169, 78, 0.3);
}

/* Бургер */
.header__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}
.header__burger span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform var(--t-fast), opacity var(--t-fast);
}
.header__burger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.header__burger.is-open span:nth-child(2) { opacity: 0; }
.header__burger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- ПЕРВЫЙ ЭКРАН ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 150px 0 90px;
}

.hero__bg { position: absolute; inset: 0; z-index: 0; }

.hero__glow {
  position: absolute;
  width: 62vw;
  height: 62vw;
  max-width: 900px;
  max-height: 900px;
  right: -12vw;
  top: -8vw;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(212, 169, 78, 0.16) 0%, rgba(212, 169, 78, 0.05) 38%, transparent 68%);
  filter: blur(8px);
}

.hero__glow::after {
  content: '';
  position: absolute;
  inset: 18%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(124, 199, 232, 0.1) 0%, transparent 62%);
}

.hero__particles {
  position: absolute;
  inset: 0;
}
.hero__particle {
  position: absolute;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--gold-dim);
  opacity: 0;
  animation: floatUp var(--p-dur, 12s) linear infinite;
  animation-delay: var(--p-delay, 0s);
}
@keyframes floatUp {
  0%   { transform: translateY(20px) scale(0.4); opacity: 0; }
  15%  { opacity: 0.7; }
  85%  { opacity: 0.4; }
  100% { transform: translateY(-90vh) scale(1); opacity: 0; }
}

.hero__inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: clamp(24px, 5vw, 72px);
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 22px;
}
.hero__eyebrow::before {
  content: '';
  width: 34px;
  height: 1px;
  background: var(--gold-dim);
}

.hero__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(2.4rem, 6vw, 4.3rem);
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--text-primary);
  margin-bottom: 24px;
}
.hero__title em {
  font-style: italic;
  font-weight: 500;
  color: var(--gold-bright);
}

.hero__subtitle {
  max-width: 46ch;
  font-size: clamp(0.98rem, 1.4vw, 1.1rem);
  line-height: 1.75;
  color: var(--text-secondary);
  margin-bottom: 38px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 52px;
}

.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(18px, 3vw, 44px);
}

.hero__meta-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.hero__meta-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1;
}

.hero__meta-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--text-muted);
}

/* Арт в первом экране */
.hero__art {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero__photo {
  width: min(100%, 480px);
  height: auto;
  border-radius: 18px;
  object-fit: cover;
  box-shadow: 0 12px 48px rgba(0,0,0,0.5), 0 0 0 1px rgba(212,169,78,0.15);
}

.hero__scroll {
  position: absolute;
  left: 50%;
  bottom: 30px;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
  z-index: 2;
}
.hero__scroll-arrow {
  font-size: 1.1rem;
  animation: nudge 2.2s ease-in-out infinite;
}
@keyframes nudge {
  0%, 100% { transform: translateY(0); opacity: 0.6; }
  50%      { transform: translateY(6px); opacity: 1; }
}

/* ---------- СЕКЦИИ ---------- */
.section { padding: var(--space-section) 0; }
.section:nth-of-type(even) { background: linear-gradient(180deg, transparent, rgba(16, 22, 35, 0.5)); }

.section__header {
  max-width: 720px;
  margin-bottom: clamp(40px, 6vw, 72px);
  display: grid;
  gap: 14px;
}

.section__header--center { margin-left: auto; margin-right: auto; text-align: center; }

.section__tag {
  justify-self: start;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
}
.section__tag::before {
  content: '';
  width: 26px;
  height: 1px;
  background: var(--gold-dim);
}

.section__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.9rem, 3.6vw, 2.9rem);
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--text-primary);
}

.section__desc {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-secondary);
}

/* ---------- ЭКСПОНАТЫ ---------- */
.exhibits__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(18px, 2.4vw, 30px);
}

.exhibit-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  text-align: left;
  cursor: pointer;
  transition: transform var(--t-med), border-color var(--t-med), box-shadow var(--t-med), background var(--t-med);
}

.exhibit-card:hover,
.exhibit-card:focus-visible {
  transform: translateY(-6px);
  border-color: var(--border-strong);
  background: var(--bg-card-hover);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45), 0 0 0 1px rgba(212, 169, 78, 0.1), 0 12px 48px rgba(212, 169, 78, 0.08);
}

.exhibit-card__art {
  position: relative;
  aspect-ratio: 16 / 10;
  display: grid;
  place-items: center;
  overflow: hidden;
  background:
    radial-gradient(circle at 30% 20%, rgba(212, 169, 78, 0.08), transparent 60%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.015), transparent);
  border-bottom: 1px solid var(--border);
  transition: color var(--t-med);
}
.exhibit-card:hover .exhibit-card__art { color: var(--gold); }
.exhibit-card__photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--t-slow);
}
.exhibit-card:hover .exhibit-card__photo { transform: scale(1.04); }

.exhibit-card__number {
  position: absolute;
  top: 14px;
  right: 18px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--text-muted);
}

.exhibit-card__inner {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 26px 28px 22px;
  flex: 1;
}

.exhibit-card__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.5rem;
  line-height: 1.25;
  color: var(--text-primary);
}

.exhibit-card__desc {
  font-size: 0.92rem;
  line-height: 1.65;
  color: var(--text-secondary);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.exhibit-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  margin-top: auto;
}

.exhibit-card__category,
.exhibit-card__year {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold-dim);
}

.exhibit-card__btn {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 6px;
  padding: 10px 22px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
  color: var(--text-secondary);
  font-size: 0.83rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  transition: all var(--t-fast);
}
.exhibit-card:hover .exhibit-card__btn {
  border-color: var(--gold-dim);
  color: var(--gold-bright);
}
.exhibit-card__btn::after { content: '→'; transition: transform var(--t-fast); }
.exhibit-card:hover .exhibit-card__btn::after { transform: translateX(4px); }

/* ---------- ПОЧЕМУ ИДЕИ ИСЧЕЗАЮТ ---------- */
.why__grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
}

.why-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 26px 22px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: transform var(--t-med), border-color var(--t-med);
}
.why-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-strong);
}

.why-card__num {
  font-family: var(--font-display);
  font-size: 1.9rem;
  font-weight: 600;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px var(--gold-dim);
}

.why-card__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.18rem;
  line-height: 1.3;
  color: var(--text-primary);
}

.why-card__desc {
  font-size: 0.85rem;
  line-height: 1.62;
  color: var(--text-secondary);
}

/* ---------- ТАЙНАЯ КАРТА ---------- */
.map__container {
  display: grid;
  grid-template-columns: 1.35fr 0.65fr;
  gap: clamp(18px, 2.4vw, 30px);
  align-items: stretch;
}

.map__view {
  position: relative;
  min-height: 520px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-strong);
  overflow: hidden;
  background:
    radial-gradient(circle at 60% 30%, rgba(212, 169, 78, 0.05), transparent 55%),
    var(--bg-card);
}

.map__chart {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.85;
  pointer-events: none;
}

.map__photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.85;
  pointer-events: none;
}

.map__marker {
  position: absolute;
  z-index: 2;
  width: 46px;
  height: 46px;
  transform: translate(-50%, -50%);
  display: grid;
  place-items: center;
  cursor: pointer;
  border-radius: 50%;
  transition: transform var(--t-fast);
}
.map__marker::before {
  content: '';
  position: absolute;
  inset: 4px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(212, 169, 78, 0.25), transparent 68%);
  animation: pulse 2.6s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 0.6; }
  50%      { transform: scale(1.35); opacity: 0; }
}
.map__marker:hover,
.map__marker:focus-visible { transform: translate(-50%, -50%) scale(1.15); }
.map__marker svg { color: var(--gold); filter: drop-shadow(0 2px 8px rgba(212, 169, 78, 0.5)); }

.map__list {
  display: flex;
  flex-direction: column;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 26px;
}

.map__list-title {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 18px;
}

.map__list-items { list-style: none; display: grid; gap: 10px; }

.map__list-item {
  padding: 18px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background var(--t-fast), border-color var(--t-fast), transform var(--t-fast);
}
.map__list-item:hover,
.map__list-item:focus-visible {
  background: var(--bg-card-hover);
  border-color: var(--border-strong);
  transform: translateX(4px);
  outline: none;
}

.map__list-name {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.3;
}

.map__status-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--gold-dim);
  margin-top: 6px;
}

.map__list-desc {
  font-size: 0.82rem;
  line-height: 1.55;
  color: var(--text-muted);
  margin-top: 6px;
}

.map__disclaimer {
  margin-top: 22px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 1.6;
  color: var(--text-muted);
}

/* ---------- ФОРМА ---------- */
.submit__inner {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}

.submit__form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: clamp(24px, 3.4vw, 40px);
}

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

.submit__field { display: grid; gap: 8px; }
.submit__field--full { grid-column: 1 / -1; }

.submit__field label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.submit__optional {
  font-family: var(--font-body);
  font-size: 0.75rem;
  text-transform: none;
  letter-spacing: normal;
  color: var(--text-muted);
}

.submit__field input[type="text"],
.submit__field input[type="email"],
.submit__field select,
.submit__field textarea {
  width: 100%;
  padding: 13px 16px;
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  transition: border-color var(--t-fast), background var(--t-fast), box-shadow var(--t-fast);
}

.submit__field textarea { resize: vertical; min-height: 120px; }

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

.submit__field input:focus,
.submit__field select:focus,
.submit__field textarea:focus {
  outline: none;
  border-color: var(--gold-dim);
  background: rgba(255, 255, 255, 0.04);
  box-shadow: 0 0 0 3px rgba(212, 169, 78, 0.12);
}

.submit__field 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='%23d4a94e' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
}

.submit__hint {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
}

.submit__error {
  display: none;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--danger);
}
.submit__error--visible { display: block; }

.submit__field.has-error input,
.submit__field.has-error select,
.submit__field.has-error textarea {
  border-color: rgba(226, 105, 111, 0.6);
}

/* Чекбокс */
.submit__checkbox {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
}

.submit__checkbox input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
}

.submit__checkbox-mark {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  margin-top: 2px;
  border: 1px solid var(--border-strong);
  border-radius: 5px;
  background: rgba(255, 255, 255, 0.02);
  display: grid;
  place-items: center;
  transition: all var(--t-fast);
}

.submit__checkbox-mark::after {
  content: '✓';
  color: #191206;
  font-size: 0.85rem;
  font-weight: 700;
  opacity: 0;
  transform: scale(0.4);
  transition: all var(--t-fast);
}

.submit__checkbox input:checked + .submit__checkbox-mark {
  background: linear-gradient(135deg, #e0b45e, #c8953a);
  border-color: transparent;
}
.submit__checkbox input:checked + .submit__checkbox-mark::after { opacity: 1; transform: scale(1); }

.submit__checkbox input:focus-visible + .submit__checkbox-mark { box-shadow: 0 0 0 3px rgba(212, 169, 78, 0.25); }

.submit__checkbox-label {
  font-size: 0.9rem;
  line-height: 1.55;
  color: var(--text-secondary);
}

/* Статус */
.submit__status {
  display: none;
  margin-top: 20px;
  padding: 16px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.92rem;
  line-height: 1.6;
}
.submit__status--success {
  display: block;
  background: rgba(46, 204, 113, 0.08);
  border: 1px solid rgba(46, 204, 113, 0.35);
  color: #9be3b8;
}

/* Боковая колонка формы */
.submit__info { display: grid; gap: 20px; }

.submit__info-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.4rem;
  color: var(--text-primary);
}

.submit__info-list {
  list-style: none;
  display: grid;
  gap: 14px;
}

.submit__info-list li {
  position: relative;
  padding-left: 26px;
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--text-secondary);
}
.submit__info-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 10px;
  height: 10px;
  border: 1px solid var(--gold-dim);
  border-radius: 50%;
}

.submit__info-demo {
  display: grid;
  gap: 8px;
  padding: 20px;
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-sm);
  background: rgba(212, 169, 78, 0.04);
}
.submit__info-demo strong {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  color: var(--gold-bright);
}
.submit__info-demo span {
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--text-secondary);
}

/* ---------- ФИНАЛ ---------- */
.final { position: relative; }
.final::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  transform: translateX(-50%);
  width: min(70%, 900px);
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-strong), transparent);
}

.final__inner {
  display: grid;
  gap: 32px;
  justify-items: center;
  text-align: center;
}

.final__title {
  max-width: 22ch;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.9rem, 4vw, 3rem);
  line-height: 1.22;
  color: var(--text-primary);
}
.final__title em { font-style: italic; color: var(--gold-bright); }

/* ---------- ПОДВАЛ ---------- */
.footer {
  border-top: 1px solid var(--border);
  background: var(--bg-deep);
  padding: 52px 0 0;
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 32px;
  flex-wrap: wrap;
  padding-bottom: 36px;
}

.footer__brand { display: grid; gap: 10px; max-width: 380px; }

.footer__logo {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
}

.footer__copy {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer__nav {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.footer__nav a {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--t-fast);
}
.footer__nav a:hover { color: var(--gold-bright); }

.footer__langs {
  display: inline-flex;
  gap: 2px;
  padding: 3px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: 999px;
}

.footer__lang-btn {
  padding: 6px 13px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: all var(--t-fast);
}
.footer__lang-btn--active {
  background: linear-gradient(135deg, #e0b45e, #c8953a);
  color: #191206;
}

.footer__bottom {
  border-top: 1px solid var(--border);
  padding: 20px 0;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
}

/* ---------- МОДАЛКИ ---------- */
.modal {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--t-med), visibility var(--t-med);
}
.modal[hidden] { display: none; }
.modal.is-open { opacity: 1; visibility: visible; }

.modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(4, 6, 10, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.modal__dialog {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 580px;
  max-height: 86vh;
  overflow: auto;
  background: linear-gradient(165deg, #161d31, #10151f);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  padding: clamp(26px, 4vw, 44px);
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.6), 0 0 60px rgba(212, 169, 78, 0.06);
  transform: translateY(18px) scale(0.97);
  transition: transform var(--t-med);
}
.modal.is-open .modal__dialog { transform: none; }

.modal__close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 1rem;
  transition: all var(--t-fast);
}
.modal__close:hover {
  color: var(--text-primary);
  border-color: var(--border-strong);
  transform: rotate(90deg);
}

.modal__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.5rem, 3vw, 2rem);
  line-height: 1.2;
  color: var(--text-primary);
  margin-bottom: 16px;
  padding-right: 34px;
}

.modal__desc {
  font-size: 0.98rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.modal__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  padding: 16px 0;
  margin-bottom: 20px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.modal__meta span {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold-dim);
}

.modal__details {
  display: grid;
  gap: 10px;
  margin-bottom: 24px;
}
.modal__detail {
  display: flex;
  gap: 10px;
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--text-secondary);
}
.modal__detail::before {
  content: '—';
  color: var(--gold-dim);
  flex-shrink: 0;
}

.modal__note {
  font-style: italic;
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.modal__photo {
  margin: -28px -28px 20px -28px;
  overflow: hidden;
}
.modal__photo img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
}

/* ---------- АДАПТИВ ---------- */
@media (max-width: 1024px) {
  .why__grid { grid-template-columns: repeat(3, 1fr); }
  .hero__inner { grid-template-columns: 1fr; }
  .hero__art { display: none; }
  .hero { min-height: auto; }
}

@media (max-width: 900px) {
  .header__nav {
    position: fixed;
    top: 76px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    padding: 24px 28px 32px;
    background: rgba(7, 10, 17, 0.97);
    border-bottom: 1px solid var(--border);
    transform: translateY(-12px);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--t-med), opacity var(--t-med), visibility var(--t-med);
  }
  .header__nav.is-open { transform: none; opacity: 1; visibility: visible; }
  .header__nav a { font-size: 0.95rem; padding: 10px 0; }

  .header__burger { display: flex; }
  .header__cta { display: none; }

  .map__container { grid-template-columns: 1fr; }
  .map__view { min-height: 400px; }
  .submit__inner { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .exhibits__grid { grid-template-columns: 1fr; }
  .submit__fields { grid-template-columns: 1fr; }
  .submit__field--full { grid-column: 1; }
  .hero__meta { gap: 18px; }
  .footer__inner { flex-direction: column; }
}

@media (max-width: 560px) {
  .why__grid { grid-template-columns: 1fr 1fr; }
  .header__logo-text { max-width: 34vw; overflow: hidden; text-overflow: ellipsis; }
}