/* ============================================================
   موسوعة الخيل — نموذج المعرض الليلي (سينمائي / داكن)
   ============================================================ */

:root {
  --g-bg: #100c08;
  --g-bg-2: #16110c;
  --g-panel: #1c1610;
  --g-panel-2: #221a12;
  --g-line: rgba(201, 169, 97, .22);
  --g-line-strong: rgba(201, 169, 97, .45);
  --g-gold: #c9a961;
  --g-gold-bright: #e6c878;
  --g-gold-deep: #8a6a32;
  --g-text: #efe6d4;
  --g-text-soft: rgba(239, 230, 212, .68);
  --g-text-mute: rgba(239, 230, 212, .42);

  --g-font-display: "Amiri", serif;
  --g-font-body: "Tajawal", system-ui, sans-serif;

  --g-maxw: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body.gallery-body {
  margin: 0;
  background: var(--g-bg);
  color: var(--g-text);
  font-family: var(--g-font-body);
  font-size: 16px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.gallery-body a { color: inherit; text-decoration: none; }

/* Reveal animation */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .7s cubic-bezier(.2, .7, .2, 1), transform .7s cubic-bezier(.2, .7, .2, 1);
  will-change: opacity, transform;
}
.reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* Section heads */
.g-section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 56px;
}
.g-kicker {
  display: inline-block;
  font-size: 13px;
  letter-spacing: 4px;
  color: var(--g-gold);
  text-transform: uppercase;
  margin-bottom: 14px;
  position: relative;
  padding: 0 22px;
}
.g-kicker::before, .g-kicker::after {
  content: "";
  position: absolute;
  top: 50%;
  width: 14px; height: 1px;
  background: var(--g-gold-deep);
}
.g-kicker::before { inset-inline-start: 0; }
.g-kicker::after { inset-inline-end: 0; }
.g-section-head h2 {
  font-family: var(--g-font-display);
  font-size: clamp(28px, 4vw, 46px);
  font-weight: 700;
  margin: 0 0 12px;
  color: var(--g-text);
}
.g-section-head p {
  margin: 0;
  color: var(--g-text-soft);
  font-size: 16px;
}

/* Buttons */
.g-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 30px;
  border: 1px solid var(--g-gold);
  color: var(--g-gold-bright);
  border-radius: 2px;
  font-weight: 700;
  font-size: 15px;
  letter-spacing: .5px;
  background: transparent;
  transition: background .25s ease, color .25s ease, transform .2s ease;
}
.g-btn:hover {
  background: var(--g-gold);
  color: var(--g-bg);
  transform: translateY(-2px);
}
.g-btn-lg { padding: 16px 40px; font-size: 16px; }

/* ===================== Top bar ===================== */
.g-topbar {
  position: fixed;
  top: 0; inset-inline: 0;
  z-index: 50;
  transition: background .3s ease, border-color .3s ease, backdrop-filter .3s;
  border-bottom: 1px solid transparent;
}
.g-topbar.is-stuck {
  background: rgba(16, 12, 8, .82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom-color: var(--g-line);
}
.g-bar-inner {
  max-width: var(--g-maxw);
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.g-logo { display: flex; align-items: center; gap: 10px; color: var(--g-text); }
.g-logo-mark {
  width: 38px; height: 38px;
  display: grid; place-items: center;
  border: 1px solid var(--g-gold);
  border-radius: 50%;
  color: var(--g-gold-bright);
}
.g-logo-text { font-family: var(--g-font-display); font-size: 20px; font-weight: 700; }
.g-nav { display: flex; gap: 8px; }
.g-nav a {
  padding: 8px 14px;
  font-size: 15px;
  color: var(--g-text-soft);
  border-radius: 2px;
  transition: color .2s ease, background .2s ease;
}
.g-nav a:hover { color: var(--g-gold-bright); }

/* ===================== Hero ===================== */
.g-hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  isolation: isolate;
}
.g-hero-bg {
  position: absolute; inset: 0; z-index: -2;
  background:
    radial-gradient(ellipse at 50% 30%, #2a1f12 0%, transparent 55%),
    radial-gradient(ellipse at 80% 90%, #1a130c 0%, transparent 50%),
    linear-gradient(180deg, #0c0905 0%, #160f09 100%);
}
.g-hero-silhouette {
  position: absolute;
  bottom: -4%;
  inset-inline-end: -6%;
  width: min(62vw, 720px);
  height: auto;
  fill: #060403;
  opacity: .55;
  filter: drop-shadow(0 0 60px rgba(0,0,0,.6));
}
.g-hero-vignette {
  position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(ellipse at center, transparent 45%, rgba(6, 4, 3, .85) 100%);
  pointer-events: none;
}
.g-hero-inner {
  position: relative;
  max-width: 820px;
  padding: 120px 24px 90px;
}
.g-eyebrow {
  display: inline-block;
  font-size: 14px;
  letter-spacing: 6px;
  color: var(--g-gold);
  margin: 0 0 22px;
  padding-inline-start: 6px;
}
.g-hero-title {
  font-family: var(--g-font-display);
  font-size: clamp(44px, 8vw, 92px);
  font-weight: 700;
  line-height: 1.12;
  margin: 0 0 26px;
  color: var(--g-text);
  text-shadow: 0 4px 40px rgba(0, 0, 0, .6);
}
.g-hero-title span { color: var(--g-gold-bright); }
.g-hero-sub {
  font-size: clamp(16px, 2vw, 20px);
  color: var(--g-text-soft);
  max-width: 620px;
  margin: 0 auto 40px;
  line-height: 1.95;
}
.g-scroll-cue {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  color: var(--g-gold-bright);
  font-size: 14px;
  letter-spacing: 2px;
}
.g-arrow {
  font-size: 22px;
  animation: g-bob 1.8s ease-in-out infinite;
}
@keyframes g-bob { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(8px); } }

/* ===================== Statement ===================== */
.g-statement {
  max-width: 900px;
  margin: 0 auto;
  padding: 100px 24px;
  text-align: center;
}
.g-statement p {
  font-family: var(--g-font-display);
  font-size: clamp(24px, 3.6vw, 40px);
  line-height: 1.7;
  color: var(--g-text);
  margin: 0;
  position: relative;
}
.g-statement p::before {
  content: "";
  display: block;
  width: 50px; height: 2px;
  background: var(--g-gold);
  margin: 0 auto 32px;
}

/* ===================== Halls ===================== */
.g-halls {
  max-width: var(--g-maxw);
  margin: 0 auto;
  padding: 60px 24px 100px;
}
.g-halls-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--g-line);
  border: 1px solid var(--g-line);
}
.g-hall {
  position: relative;
  background: var(--g-bg);
  padding: 38px 30px 34px;
  min-height: 200px;
  transition: background .3s ease, transform .3s ease;
  overflow: hidden;
}
.g-hall::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(201, 169, 97, .10), transparent 60%);
  opacity: 0;
  transition: opacity .3s ease;
}
.g-hall:hover { background: var(--g-panel); }
.g-hall:hover::after { opacity: 1; }
.g-hall-num {
  font-family: var(--g-font-display);
  font-size: 30px;
  color: var(--g-gold);
  display: block;
  margin-bottom: 16px;
  opacity: .8;
}
.g-hall h3 {
  font-family: var(--g-font-display);
  font-size: 25px;
  font-weight: 700;
  margin: 0 0 10px;
  color: var(--g-text);
}
.g-hall p { margin: 0; color: var(--g-text-soft); font-size: 15px; }
.g-hall-go {
  position: absolute;
  bottom: 24px; inset-inline-end: 28px;
  color: var(--g-gold);
  font-size: 22px;
  opacity: 0;
  transform: translateX(8px);
  transition: opacity .3s ease, transform .3s ease;
}
.g-hall:hover .g-hall-go { opacity: 1; transform: translateX(0); }

/* ===================== Exhibit ===================== */
.g-exhibit {
  background: linear-gradient(180deg, var(--g-bg) 0%, var(--g-bg-2) 100%);
  border-block: 1px solid var(--g-line);
}
.g-exhibit {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: stretch;
  min-height: 560px;
}
.g-exhibit-visual {
  position: relative;
  overflow: hidden;
  min-height: 380px;
}
.g-exhibit-visual svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.g-plate {
  position: absolute;
  bottom: 24px; inset-inline-start: 24px;
  background: rgba(12, 9, 5, .7);
  border: 1px solid var(--g-line-strong);
  color: var(--g-gold-bright);
  font-size: 13px;
  letter-spacing: 1px;
  padding: 8px 16px;
  backdrop-filter: blur(4px);
}
.g-exhibit-text {
  padding: clamp(40px, 6vw, 80px);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.g-exhibit-text .g-kicker { margin-bottom: 16px; padding-inline-start: 22px; }
.g-exhibit-text .g-kicker::before { inset-inline-start: 0; }
.g-exhibit-text .g-kicker::after { display: none; }
.g-exhibit-text h2 {
  font-family: var(--g-font-display);
  font-size: clamp(30px, 4vw, 46px);
  font-weight: 700;
  margin: 0 0 20px;
  color: var(--g-text);
}
.g-exhibit-text > p {
  color: var(--g-text-soft);
  font-size: 16.5px;
  margin: 0 0 28px;
}
.g-facts {
  list-style: none;
  padding: 0;
  margin: 0 0 32px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px 28px;
}
.g-facts li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  border-inline-start: 2px solid var(--g-gold-deep);
  padding-inline-start: 14px;
}
.g-facts span { font-size: 12px; letter-spacing: 1px; color: var(--g-text-mute); }
.g-facts strong { font-size: 15px; color: var(--g-text); font-weight: 500; }

/* ===================== Journey / timeline ===================== */
.g-journey {
  max-width: var(--g-maxw);
  margin: 0 auto;
  padding: 100px 24px;
}
.g-timeline {
  display: flex;
  gap: 0;
  overflow-x: auto;
  padding-bottom: 16px;
  scroll-snap-type: x mandatory;
}
.g-stop {
  position: relative;
  flex: 0 0 clamp(240px, 30%, 320px);
  padding: 44px 26px 10px;
  scroll-snap-align: start;
  border-top: 1px solid var(--g-line);
}
.g-stop::before {
  content: "";
  position: absolute;
  top: -7px; inset-inline-start: 26px;
  width: 13px; height: 13px;
  border-radius: 50%;
  background: var(--g-gold);
  box-shadow: 0 0 0 5px rgba(201, 169, 97, .15);
}
.g-year {
  display: block;
  font-family: var(--g-font-display);
  font-size: 17px;
  color: var(--g-gold-bright);
  margin-bottom: 8px;
}
.g-stop h4 {
  font-family: var(--g-font-display);
  font-size: 22px;
  margin: 0 0 8px;
  color: var(--g-text);
}
.g-stop p { margin: 0; color: var(--g-text-soft); font-size: 14.5px; }

/* ===================== Figures ===================== */
.g-figures {
  background: var(--g-bg-2);
  border-block: 1px solid var(--g-line);
  padding: 100px 24px;
}
.g-figures-grid {
  max-width: var(--g-maxw);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.g-figure {
  background: var(--g-panel);
  border: 1px solid var(--g-line);
  overflow: hidden;
  transition: transform .3s ease, border-color .3s ease;
}
.g-figure:hover { transform: translateY(-6px); border-color: var(--g-line-strong); }
.g-portrait {
  height: 180px;
  display: grid;
  place-items: center;
  font-family: var(--g-font-display);
  font-size: 76px;
  color: rgba(239, 230, 212, .85);
  position: relative;
}
.g-portrait[data-tone="a"] { background: linear-gradient(150deg, #6e4a22, #1a120a); }
.g-portrait[data-tone="b"] { background: linear-gradient(150deg, #7d6326, #18130a); }
.g-portrait[data-tone="c"] { background: linear-gradient(150deg, #4f5a2c, #14140a); }
.g-portrait[data-tone="d"] { background: linear-gradient(150deg, #6a4326, #15100a); }
.g-portrait::after {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(circle at 35% 30%, rgba(255, 240, 210, .18), transparent 55%);
}
.g-portrait span { position: relative; z-index: 1; text-shadow: 0 6px 24px rgba(0, 0, 0, .5); }
.g-figure-info { padding: 20px 22px 24px; }
.g-figure-kind {
  font-size: 12px;
  letter-spacing: 1px;
  color: var(--g-gold);
  display: block;
  margin-bottom: 6px;
}
.g-figure-info h3 {
  font-family: var(--g-font-display);
  font-size: 23px;
  margin: 0 0 8px;
  color: var(--g-text);
}
.g-figure-info p { margin: 0; color: var(--g-text-soft); font-size: 14px; line-height: 1.7; }

/* ===================== CTA ===================== */
.g-cta {
  max-width: 760px;
  margin: 0 auto;
  padding: 110px 24px;
  text-align: center;
}
.g-cta h2 {
  font-family: var(--g-font-display);
  font-size: clamp(30px, 4.6vw, 52px);
  font-weight: 700;
  margin: 14px 0 16px;
  color: var(--g-text);
}
.g-cta p { color: var(--g-text-soft); margin: 0 auto 34px; max-width: 520px; }

/* ===================== Footer ===================== */
.g-footer {
  border-top: 1px solid var(--g-line);
  background: #0b0805;
  padding: 40px 24px;
}
.g-footer-inner {
  max-width: var(--g-maxw);
  margin: 0 auto;
  text-align: center;
}
.g-footer .g-logo-text { color: var(--g-gold-bright); display: block; margin-bottom: 6px; }
.g-footer p { margin: 0; color: var(--g-text-mute); font-size: 14px; }

/* ===================== Theme chooser (shared) ===================== */
.theme-chooser {
  position: fixed;
  bottom: 22px;
  inset-inline-start: 22px;
  z-index: 999;
  font-family: var(--g-font-body);
}
.chooser-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--g-gold);
  color: #15100a;
  padding: 11px 18px;
  border-radius: 999px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, .5);
  font-size: 14px;
  font-weight: 700;
  border: 1px solid var(--g-gold-bright);
  cursor: pointer;
  font-family: inherit;
  transition: background .18s ease, transform .18s ease, box-shadow .18s ease;
}
.chooser-toggle:hover { background: var(--g-gold-bright); transform: translateY(-2px); }
.chooser-icon { font-size: 16px; line-height: 1; color: #15100a; }
.chooser-label { line-height: 1; }

.chooser-menu {
  list-style: none;
  padding: 8px;
  margin: 0;
  position: absolute;
  bottom: calc(100% + 10px);
  inset-inline-start: 0;
  min-width: 210px;
  background: var(--g-panel-2);
  border: 1px solid var(--g-line-strong);
  border-radius: 12px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, .6);
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity .18s ease, transform .18s ease, visibility .18s;
}
.theme-chooser.is-open .chooser-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.chooser-menu li { margin: 0; }
.chooser-menu a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: 8px;
  color: var(--g-text);
  font-size: 14px;
  transition: background .14s ease;
}
.chooser-menu a:hover { background: rgba(201, 169, 97, .14); }
.chooser-menu a.is-active {
  background: var(--g-gold);
  color: #15100a;
  font-weight: 700;
  pointer-events: none;
}
.chooser-dot {
  display: inline-block;
  width: 12px; height: 12px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .2);
  flex-shrink: 0;
}
.chooser-dot[data-tone="modern"]   { background: linear-gradient(135deg, #c9a961, #6b3410); }
.chooser-dot[data-tone="wiki"]     { background: linear-gradient(135deg, #cedff2, #0645ad); }
.chooser-dot[data-tone="heritage"] { background: linear-gradient(135deg, #b8864a, #6e1e1e); }
.chooser-dot[data-tone="gallery"]  { background: linear-gradient(135deg, #e6c878, #15100a); }
.chooser-dot[data-tone="portal"]   { background: linear-gradient(135deg, #11a195, #095a54); }
.chooser-dot[data-tone="magazine"] { background: linear-gradient(135deg, #8b1e1e, #1a1a18); }
.chooser-dot[data-tone="guide"]    { background: linear-gradient(135deg, #6e69e0, #3a35a3); }
.chooser-dot[data-tone="bento"]    { background: linear-gradient(135deg, #c89048, #2b2118); }
.chooser-dot[data-tone="platform"] { background: linear-gradient(135deg, #c2a04a, #16243a); }
.chooser-dot[data-tone="digest"]   { background: linear-gradient(135deg, #ac7a36, #34271a); }

/* الشعار الرسمي (شارة فاتحة على الخلفية الداكنة) */
.g-logo-mark { width: 56px; height: 56px; background: #f4ecda url("images/logo.png") center/82% no-repeat; border-radius: 12px; border: 1px solid rgba(216,184,95,.5); }
.g-logo-mark svg { display: none; }
.g-logo-text { display: none; }

/* ====== صور حقيقية للخيل العربي ====== */
.g-hero-silhouette { display: none; }
.g-hero-bg { background: linear-gradient(180deg, rgba(8,5,3,.5), rgba(8,5,3,.86)), url("images/arabian-grey-run.jpg") center/cover; }
.g-exhibit-visual svg { display: none; }
.g-exhibit-visual { background: url("images/arabian-black-water.jpg") center/cover; }
.g-portrait span { display: none; }
.g-portrait::after { display: none; }
.g-portrait { background-size: cover; background-position: center; }
.g-portrait[data-tone="a"] { background-image: url("images/arabian-chestnut.jpg"); }
.g-portrait[data-tone="b"] { background-image: url("images/arabian-black-water.jpg"); }
.g-portrait[data-tone="c"] { background-image: url("images/arabian-white-field.jpg"); }
.g-portrait[data-tone="d"] { background-image: url("images/arabian-dapple.jpg"); }
.chooser-menu a.is-active .chooser-dot { border-color: #15100a; }

/* ===================== Responsive ===================== */
@media (max-width: 920px) {
  .g-nav { display: none; }
  .g-halls-grid { grid-template-columns: repeat(2, 1fr); }
  .g-exhibit { grid-template-columns: 1fr; }
  .g-exhibit-visual { min-height: 320px; }
  .g-figures-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 560px) {
  .g-halls-grid { grid-template-columns: 1fr; }
  .g-figures-grid { grid-template-columns: 1fr; }
  .g-facts { grid-template-columns: 1fr; }
  .g-stop { flex-basis: 78%; }

  .theme-chooser { bottom: 14px; inset-inline-start: 14px; }
  .chooser-label { display: none; }
  .chooser-toggle { padding: 10px 12px; }
}