/* ===== 1) المتغيرات ===== */
:root {
  --bg: #f2e8d7;
  --surface: #fff8ed;
  --text: #22201c;
  --muted: #6b645a;
  --city-note: #514633;
  --gold: #b8863b;
  --teal: #0f5e63;
  --line: #e6dccb;
  --shadow: 0 10px 30px rgba(60, 40, 10, 0.12);
  --page-overlay: rgba(220, 199, 162, 0.66);
  box-sizing: border-box;
  padding-top: env(safe-area-inset-top, 0px);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #12110f;
    --surface: #1c1a17;
    --text: #f2ece0;
    --muted: #a89f90;
    --city-note: #d2c4ab;
    --gold: #d9a955;
    --teal: #3fb3b8;
    --line: #332e26;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    --page-overlay: rgba(18, 17, 15, 0.91);
  }
}
:root[data-theme="dark"] {
  --bg: #12110f;
  --surface: #1c1a17;
  --text: #f2ece0;
  --muted: #a89f90;
  --city-note: #d2c4ab;
  --gold: #d9a955;
  --teal: #3fb3b8;
  --line: #332e26;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  --page-overlay: rgba(18, 17, 15, 0.91);
}

/* ===== 2) الأساسيات ===== */
* {
  box-sizing: border-box;
  margin: 0;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 130px;
}
body {
  background-color: var(--bg);
  background-image:
    linear-gradient(var(--page-overlay), var(--page-overlay)),
    url("https://thumb.wikimedia.org/wikipedia/commons/thumb/b/b4/Muhammad_Ali_Mosque%2C_Citadel%2C_Cairo%2C_Egypt3.jpg/1920px-Muhammad_Ali_Mosque%2C_Citadel%2C_Cairo%2C_Egypt3.jpg");
  background-position: center;
  background-size: cover;
  background-attachment: fixed;
  color: var(--text);
  font-family: "Cairo", Tahoma, sans-serif;
  line-height: 1.8;
}
.container {
  width: min(1120px, 92%);
  margin-inline: auto;
}

/* ===== 3) الشريط العلوي ===== */
.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(242, 232, 215, 0.35);
  border-bottom: 1px solid rgba(184, 134, 59, 0.1);
  backdrop-filter: blur(8px);
}
.nav .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 90px;
}
.logo {
  font-family: "Aref Ruqaa", "Amiri", serif;
  font-size: 3rem;
  color: var(--gold);
  text-decoration: none;
}
.theme-btn {
  background: none;
  border: 1px solid var(--line);
  color: var(--text);
  border-radius: 50%;
  width: 38px;
  height: 38px;
  cursor: pointer;
  font-size: 1rem;
}

/* ===== 4) الواجهة ===== */
.hero {
  position: relative;
  display: grid;
  align-items: center;
  min-height: calc(100vh - 90px);
  min-height: calc(100svh - 90px);
  text-align: center;
  padding: 48px 0;
  color: #fff;
  overflow: hidden;
  background:
    linear-gradient(rgba(5, 20, 20, 0.42), rgba(5, 20, 20, 0.5)),
    url("https://thumb.wikimedia.org/wikipedia/commons/thumb/b/b4/Muhammad_Ali_Mosque%2C_Citadel%2C_Cairo%2C_Egypt3.jpg/1920px-Muhammad_Ali_Mosque%2C_Citadel%2C_Cairo%2C_Egypt3.jpg") center 43% / cover;
}
.hero .container {
  position: relative;
}
.hero small {
  letter-spacing: 0.15em;
  color: #f3d79a;
  font-weight: 600;
}
.hero h1 {
  font-family: "Aref Ruqaa", "Amiri", serif;
  font-size: clamp(2.3rem, 7vw, 4.4rem);
  line-height: 1.3;
  margin: 12px 0;
}
.hero p {
  max-width: 620px;
  margin: 0 auto 26px;
  opacity: 0.92;
  font-size: 1.1rem;
}
.btn {
  display: inline-block;
  background: var(--gold);
  color: #1b1408;
  padding: 12px 30px;
  border-radius: 40px;
  font-weight: 800;
  text-decoration: none;
}
.stats {
  display: flex;
  justify-content: center;
  gap: 38px;
  margin-top: 40px;
  flex-wrap: wrap;
}
.stats b {
  display: block;
  font-size: 2rem;
  color: #f3d79a;
}

/* ===== 5) الفلاتر والمدن ===== */
.filters {
  position: sticky;
  top: env(safe-area-inset-top, 0px);
  z-index: 9;
  background: transparent;
  padding: 12px 0;
  border-bottom: 1px solid transparent;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  white-space: nowrap;
}
.chip {
  flex: none;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--text);
  padding: 6px 16px;
  border-radius: 30px;
  cursor: pointer;
  font: inherit;
  font-weight: 600;
  font-size: 0.9rem;
}
.chip.active,
.chip:hover {
  background: var(--teal);
  color: #fff;
  border-color: var(--teal);
}
section {
  padding: 50px 0 20px;
}
.city {
  margin-bottom: 50px;
}
.city h2 {
  font-family: "Aref Ruqaa", "Amiri", serif;
  font-size: 2rem;
  color: var(--teal);
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 6px;
}
.city h2 small {
  font-family: "Cairo", sans-serif;
  font-size: 0.8rem;
  color: var(--teal);
  background: color-mix(in srgb, var(--surface) 72%, var(--teal) 28%);
  border: 1px solid color-mix(in srgb, var(--teal) 65%, transparent);
  border-radius: 20px;
  padding: 0 12px;
  font-weight: 700;
}
.city .sub {
  color: var(--city-note);
  font-weight: 600;
  margin-bottom: 20px;
}

/* ===== 6) البطاقات ===== */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 24px;
}
.card {
  background: var(--surface);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--line);
  transition:
    transform 0.3s,
    opacity 0.5s;
  opacity: 0;
  transform: translateY(24px);
}
.card.show {
  opacity: 1;
  transform: none;
}
.card:hover {
  transform: translateY(-6px);
}
.card:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 4px;
}
.art {
  height: 410px;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #0f5e63, #d4a45d);
}
.art svg,
.art img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.art img {
  transition: transform 0.5s ease;
}
.card:hover .art img {
  transform: scale(1.045);
}
.open-hint {
  position: absolute;
  inset-inline-start: 10px;
  bottom: 10px;
  padding: 2px 9px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 20px;
  background: rgba(20, 24, 22, 0.7);
  color: #fff;
  font-size: 0.7rem;
  line-height: 1.7;
  pointer-events: none;
}
.photo-credit {
  position: absolute;
  inset-inline-end: 10px;
  bottom: 10px;
  padding: 2px 9px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 20px;
  background: rgba(20, 24, 22, 0.7);
  color: #fff;
  font-size: 0.7rem;
  line-height: 1.7;
  text-decoration: none;
  backdrop-filter: blur(5px);
}
.photo-credit:hover {
  background: rgba(20, 24, 22, 0.9);
}
.badge {
  position: absolute;
  top: 12px;
  inset-inline-start: 12px;
  background: rgba(0, 0, 0, 0.45);
  color: #fff;
  font-size: 0.78rem;
  padding: 2px 12px;
  border-radius: 20px;
}
.body {
  padding: 18px 20px 22px;
}
.body h3 {
  font-family: "Aref Ruqaa", "Amiri", serif;
  font-size: 1.4rem;
  color: var(--teal);
}
.meta {
  color: var(--gold);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 6px;
}
.body p {
  color: var(--muted);
  font-size: 0.93rem;
}
footer {
  text-align: center;
  padding: 30px 0;
  color: var(--muted);
  font-size: 0.9rem;
  border-top: 1px solid var(--line);
}
.detail-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 62px;
}
.back-link {
  color: var(--teal);
  font-weight: 700;
  text-decoration: none;
}
.back-link:hover,
.detail-figure figcaption a:hover {
  text-decoration: underline;
}
.detail-page {
  padding-block: 36px 64px;
}
.detail-meta {
  color: var(--gold);
  font-weight: 700;
}
.detail-meta span {
  padding-inline: 6px;
  color: var(--muted);
}
.detail-title {
  margin-block: 4px 24px;
  color: var(--teal);
  font-family: "Aref Ruqaa", "Amiri", serif;
  font-size: clamp(2.4rem, 6vw, 4rem);
  line-height: 1.35;
}
.detail-figure {
  margin: 0 auto;
  max-width: 740px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--surface);
  box-shadow: var(--shadow);
}
.detail-image-wrap {
  display: flex;
  justify-content: center;
  overflow: hidden;
  border-radius: 12px;
  background: #171512;
}
.detail-image-wrap .detail-image {
  display: block;
  width: auto;
  max-width: 100%;
  height: auto;
  max-height: 78vh;
  object-fit: contain;
}
.detail-image-wrap svg {
  display: block;
  width: 100%;
  height: auto;
}
.detail-figure figcaption {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 4px 0;
  color: var(--muted);
  font-size: 0.8rem;
}
.detail-figure figcaption a {
  color: var(--teal);
}
.detail-story {
  max-width: 740px;
  margin: 32px auto;
  padding: 28px clamp(20px, 5vw, 42px);
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--surface);
  box-shadow: var(--shadow);
}
.detail-story h2 {
  margin-bottom: 12px;
  color: var(--teal);
  font-family: "Aref Ruqaa", "Amiri", serif;
  font-size: 2rem;
}
.detail-story p {
  color: var(--text);
  font-size: 1.08rem;
}
.detail-story .detail-summary {
  margin-top: 16px;
  color: var(--muted);
  font-size: 0.95rem;
}
.detail-back {
  display: table;
  margin-inline: auto;
}
@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
    scroll-behavior: auto !important;
  }
}
@media (max-width: 600px) {
  body {
    background-attachment: scroll;
  }
  .hero {
    background-position: center, 58% center;
  }
  .art {
    height: 380px;
  }
  .detail-page {
    padding-top: 24px;
  }
  .detail-nav .logo {
    font-size: clamp(3rem, 12vw, 4.5rem);
  }
}
:root[data-theme="dark"] .nav {
  background: rgba(18, 17, 15, 0.35);
  border-bottom-color: rgba(242, 236, 224, 0.08);
  backdrop-filter: blur(8px);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .nav {
    background: rgba(18, 17, 15, 0.35);
    border-bottom-color: rgba(242, 236, 224, 0.08);
    backdrop-filter: blur(8px);
  }
}