/* ————————————————————————————————————————————————
   THE HUMAN ATLAS — a gathering at dusk
   warm charcoal · terracotta · indigo thread
   ———————————————————————————————————————————————— */

:root {
  --char: #0b0c10;
  --char-2: #12141a;
  --terra: #d9a441;
  --terra-bright: #f0c46e;
  --indigo: #b05a68;
  --bone: #ece4d6;
  --muted: #857c6c;
  --line: rgba(217, 164, 65, 0.26);
  --display: "Fraunces", serif;
  --body: "EB Garamond", Georgia, serif;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

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

html { scroll-behavior: smooth; background: var(--char); }

body {
  background:
    radial-gradient(1100px 620px at 75% -180px, rgba(176, 90, 104, 0.06), transparent 60%),
    var(--char);
  color: var(--bone);
  font-family: var(--body);
  font-size: 18.5px;
  font-weight: 300;
  line-height: 1.72;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--terra); color: var(--char); }

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

body::after {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 90;
  opacity: 0.45;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3CfeComponentTransfer%3E%3CfeFuncA type='linear' slope='0.05'/%3E%3C/feComponentTransfer%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E");
}
body::before {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 89;
  background: radial-gradient(ellipse at 50% 42%, transparent 52%, rgba(0, 0, 0, 0.5) 100%);
}

/* ———————————— entry gate ———————————— */
#gate {
  position: fixed; inset: 0;
  z-index: 200;
  background:
    radial-gradient(700px 420px at 50% 40%, rgba(217, 164, 65, 0.08), transparent 70%),
    var(--char);
  display: grid;
  place-items: center;
  text-align: center;
  transition: opacity 2.2s var(--ease-out), visibility 2.2s;
}
#gate.gate--open { opacity: 0; visibility: hidden; }
.gate__mark {
  font-family: var(--display);
  font-size: 15px;
  letter-spacing: 0.7em;
  color: var(--indigo);
  margin-bottom: 24px;
  text-transform: uppercase;
}
.gate__title {
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(42px, 8.6vw, 110px);
  letter-spacing: 0.06em;
  line-height: 1.05;
  color: var(--bone);
}
.gate__title em { font-style: italic; color: var(--terra-bright); }
.gate__sub {
  margin-top: 16px;
  font-style: italic;
  color: var(--muted);
  font-size: clamp(15px, 1.9vw, 20px);
  letter-spacing: 0.06em;
}
.gate__rule {
  width: 1px; height: 64px;
  margin: 36px auto 30px;
  background: linear-gradient(var(--terra), transparent);
}
#enter {
  font-family: var(--display);
  font-weight: 500;
  font-size: 14px;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--char);
  background: var(--terra);
  border: 0;
  padding: 16px 42px 14px;
  cursor: pointer;
  transition: background 0.5s, letter-spacing 0.5s;
}
#enter:hover { background: var(--terra-bright); letter-spacing: 0.5em; }
#enter-silent {
  display: block;
  margin: 20px auto 0;
  background: none; border: 0;
  font-family: var(--body);
  font-style: italic;
  font-size: 15px;
  color: var(--muted);
  cursor: pointer;
  transition: color 0.4s;
}
#enter-silent:hover { color: var(--bone); }

/* ———————————— top bar ———————————— */
.bar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 18px clamp(18px, 4vw, 48px);
  opacity: 0;
  transform: translateY(-8px);
  transition: opacity 1.4s 1.2s, transform 1.4s 1.2s;
  pointer-events: none;
}
body.entered .bar { opacity: 1; transform: none; pointer-events: auto; }
.bar__name {
  font-family: var(--display);
  font-weight: 500;
  font-size: 16px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--bone);
  text-decoration: none;
  white-space: nowrap;
}
.bar__name em { font-style: italic; color: var(--terra-bright); text-transform: none; }
.bar__right { display: flex; gap: 10px; align-items: center; }
.bar button, .bar .bar__link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(16, 14, 12, 0.6);
  backdrop-filter: blur(8px);
  border: 1px solid var(--line);
  color: var(--muted);
  font-family: var(--display);
  font-weight: 500;
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 9px 15px;
  cursor: pointer;
  transition: color 0.4s, border-color 0.4s;
}
.bar button:hover, .bar .bar__link:hover { color: var(--bone); border-color: var(--terra); }
#sound-toggle.is-on, #tour.is-on { color: var(--terra-bright); }
.sound-bars { display: flex; gap: 3px; align-items: flex-end; height: 13px; }
.sound-bars i { width: 2px; height: 4px; background: currentColor; }
#sound-toggle.is-on .sound-bars i { animation: bars 1.4s ease-in-out infinite; }
#sound-toggle.is-on .sound-bars i:nth-child(2) { animation-delay: 0.25s; }
#sound-toggle.is-on .sound-bars i:nth-child(3) { animation-delay: 0.5s; }
@keyframes bars { 0%,100% { height: 4px; } 50% { height: 13px; } }
.dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.is-playing .dot, #tour.is-on .dot { animation: pulse 1.2s ease-in-out infinite; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.25; } }

/* ———————————— hall ———————————— */
#hall {
  min-height: 100vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 100px 22px 60px;
  position: relative;
}
.hall__mark {
  font-family: var(--display);
  font-size: 14px;
  letter-spacing: 0.7em;
  color: var(--indigo);
  margin-bottom: 22px;
  text-transform: uppercase;
}
.hall__title {
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(44px, 9vw, 118px);
  letter-spacing: 0.04em;
  line-height: 1.04;
}
.hall__title em { font-style: italic; color: var(--terra-bright); }
.hall__sub {
  margin-top: 18px;
  font-style: italic;
  font-size: clamp(16px, 2vw, 21px);
  color: rgba(233, 228, 216, 0.72);
}
.hall__lede {
  max-width: 640px;
  margin: 42px auto 0;
  color: rgba(233, 228, 216, 0.66);
  font-size: 18px;
}
.hall__cue {
  position: absolute;
  bottom: 30px; left: 50%;
  transform: translateX(-50%);
  font-family: var(--display);
  font-size: 11px;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--muted);
}
.hall__cue::after {
  content: "";
  display: block;
  width: 1px; height: 44px;
  margin: 10px auto 0;
  background: linear-gradient(var(--terra), transparent);
  animation: cue 2.6s ease-in-out infinite;
}
@keyframes cue { 0%,100% { transform: scaleY(0.4); opacity: 0.4; } 50% { transform: scaleY(1); opacity: 1; } }

/* ———————————— cases ———————————— */
.case {
  min-height: 88vh;
  display: grid;
  grid-template-columns: 1.12fr 1fr;
  align-items: center;
  gap: clamp(30px, 5vw, 76px);
  max-width: 1240px;
  margin: 0 auto;
  padding: clamp(50px, 8vh, 90px) clamp(20px, 4vw, 48px);
}
.case--flip { grid-template-columns: 1fr 1.12fr; }
.case--flip .case__stage { order: 2; }
.case--flip .case__panel { order: 1; }

.case__stage {
  position: relative;
  display: grid;
  place-items: center;
  perspective: 1100px;
}
.case__halo {
  position: absolute;
  width: 115%;
  aspect-ratio: 1;
  max-width: 620px;
  background: radial-gradient(circle, rgba(217, 164, 65, 0.12) 0%, rgba(176, 90, 104, 0.05) 45%, transparent 66%);
  pointer-events: none;
}
.case__stage img {
  position: relative;
  max-height: 76vh;
  max-width: 100%;
  object-fit: contain;
  border: 1px solid rgba(233, 228, 216, 0.12);
  transform: rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg));
  transition: transform 0.5s var(--ease-out);
  filter: saturate(0.96);
  box-shadow: 0 34px 70px -28px rgba(0, 0, 0, 0.9);
}

.case__num {
  font-family: var(--display);
  font-weight: 500;
  font-size: 12.5px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--indigo);
  margin-bottom: 14px;
}
.case__title {
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(30px, 3.6vw, 50px);
  letter-spacing: 0.02em;
  line-height: 1.1;
  margin-bottom: 8px;
}
.case__meta {
  font-family: var(--display);
  font-size: 14px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 24px;
}
.case__story {
  color: rgba(233, 228, 216, 0.82);
  margin-bottom: 28px;
}
.case__story::first-letter {
  font-family: var(--display);
  font-size: 2.9em;
  float: left;
  line-height: 0.8;
  padding: 5px 9px 0 0;
  color: var(--terra);
}
.listen {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  background: none;
  border: 1px solid var(--terra);
  color: var(--terra);
  font-family: var(--display);
  font-weight: 500;
  font-size: 13px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  padding: 12px 26px 10px;
  cursor: pointer;
  transition: background 0.5s, color 0.5s;
}
.listen:hover, .listen.is-playing { background: var(--terra); color: var(--char); }
.case__credit {
  margin-top: 18px;
  font-size: 12.5px;
  color: rgba(133, 124, 108, 0.7);
  font-style: italic;
}

/* ———————————— reveal ———————————— */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 1.3s var(--ease-out), transform 1.3s var(--ease-out);
}
.reveal.in { opacity: 1; transform: none; }

/* ———————————— colophon ———————————— */
#colophon {
  border-top: 1px solid rgba(217, 164, 65, 0.14);
  padding: 70px clamp(20px, 5vw, 72px) 46px;
  text-align: center;
  color: var(--muted);
  font-size: 15px;
}
#colophon p { max-width: 680px; margin: 0 auto 10px; }
#colophon a { color: var(--terra); text-decoration: none; }
#colophon a:hover { color: var(--terra-bright); }
.sandz {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid rgba(217, 164, 65, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--display);
  font-weight: 500;
  font-size: 12px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
}
.sandz a { color: var(--terra); text-decoration: none; }
.sandz a:hover { color: var(--terra-bright); }
.sandz__mark {
  width: 18px; height: 18px;
  border: 1px solid var(--terra);
  display: inline-grid;
  place-items: center;
  font-size: 9px;
  color: var(--terra);
}

/* ———————————— responsive ———————————— */
@media (max-width: 860px) {
  .case, .case--flip { grid-template-columns: 1fr; min-height: 0; }
  .case--flip .case__stage { order: 0; }
  .case--flip .case__panel { order: 1; }
  .case__stage img { max-height: 54vh; }
  .bar__link { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { transition: none; opacity: 1; transform: none; }
}


/* ———————————— Listening Hall additions ———————————— */
.wing-head {
  max-width: 720px;
  margin: 0 auto;
  padding: clamp(90px, 13vh, 150px) 26px clamp(30px, 5vh, 60px);
  text-align: center;
}
.wing-head h2 {
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(30px, 4.6vw, 54px);
  letter-spacing: 0.06em;
  margin: 16px 0 20px;
}
.wing-head__intro { color: rgba(233, 228, 216, 0.68); text-align: left; }
.eyebrow {
  font-family: var(--display);
  font-size: 12px;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--indigo);
}

/* maqam panels */
.maqam {
  min-height: 78vh;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  align-items: center;
  gap: clamp(30px, 5vw, 70px);
  max-width: 1200px;
  margin: 0 auto;
  padding: clamp(46px, 7vh, 80px) clamp(20px, 4vw, 48px);
}
.maqam--flip .maqam__stage { order: 2; }
.maqam--flip .maqam__panel { order: 1; }
.maqam__stage {
  position: relative;
  background: var(--char-2);
  border: 1px solid rgba(217, 164, 65, 0.2);
  padding: clamp(30px, 4vw, 56px);
  text-align: center;
  box-shadow: 0 30px 70px -30px rgba(0, 0, 0, 0.9);
}
.maqam__arabic {
  font-family: "Amiri", serif;
  font-size: clamp(64px, 8vw, 118px);
  line-height: 1.3;
  color: var(--terra-bright);
  text-shadow: 0 6px 40px rgba(217, 164, 65, 0.25);
  margin-bottom: 26px;
}
.maqam__scale {
  position: relative;
  height: 44px;
  margin: 0 6% 30px;
}
.maqam__string {
  position: absolute;
  left: 0; right: 0; top: 50%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(217, 164, 65, 0.5), transparent);
}
.maqam__note {
  position: absolute;
  top: 50%;
  left: var(--pos);
  width: 11px; height: 11px;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  background: var(--terra);
  box-shadow: 0 0 12px rgba(217, 164, 65, 0.5);
}
.maqam__note--quarter {
  background: var(--indigo);
  box-shadow: 0 0 12px rgba(176, 90, 104, 0.7);
  width: 13px; height: 13px;
}
.play {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  background: var(--terra);
  border: 1px solid var(--terra);
  color: var(--char);
  font-family: var(--display);
  font-weight: 500;
  font-size: 13px;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  padding: 13px 26px 11px;
  cursor: pointer;
  transition: background 0.5s, color 0.5s;
}
.play:hover { background: var(--terra-bright); border-color: var(--terra-bright); }
.play.is-playing { background: none; color: var(--terra); }

/* instrument sound cards */
.sound-card {
  min-height: 66vh;
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  align-items: center;
  gap: clamp(30px, 5vw, 70px);
  max-width: 1160px;
  margin: 0 auto;
  padding: clamp(46px, 7vh, 80px) clamp(20px, 4vw, 48px);
}
.sound-card--flip .sound-card__stage { order: 2; }
.sound-card--flip .sound-card__panel { order: 1; }
.sound-card__stage {
  position: relative;
  background:
    radial-gradient(420px 260px at 50% 0%, rgba(176, 90, 104, 0.08), transparent 70%),
    var(--char-2);
  border: 1px solid rgba(217, 164, 65, 0.2);
  padding: clamp(30px, 4vw, 54px);
  text-align: center;
  box-shadow: 0 30px 70px -30px rgba(0, 0, 0, 0.9);
}
.sound-card__glyph {
  font-family: var(--display);
  font-size: 15px;
  letter-spacing: 0.5em;
  color: var(--indigo);
  margin-bottom: 10px;
}
.sound-card__name {
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(28px, 3.4vw, 44px);
  margin-bottom: 24px;
}
.sound-card__grooves {
  display: flex;
  justify-content: center;
  gap: 7px;
  margin-bottom: 28px;
}
.sound-card__grooves i {
  width: 54px; height: 54px;
  border: 1px solid rgba(217, 164, 65, 0.25);
  border-radius: 50%;
  position: relative;
}
.sound-card__grooves i:nth-child(2) { width: 44px; height: 44px; align-self: center; }
.sound-card__grooves i:nth-child(3) { width: 60px; height: 60px; border-color: rgba(176, 90, 104, 0.4); }
.sound-card__grooves i:nth-child(4) { width: 40px; height: 40px; align-self: center; }
.sound-card__grooves i:nth-child(5) { width: 50px; height: 50px; }
.sound-card__stage .case__credit { margin-top: 20px; }

@media (max-width: 860px) {
  .maqam, .sound-card { grid-template-columns: 1fr; min-height: 0; }
  .maqam--flip .maqam__stage, .sound-card--flip .sound-card__stage { order: 0; }
  .maqam--flip .maqam__panel, .sound-card--flip .sound-card__panel { order: 1; }
}

/* ———————————— galleries dropdown (all sites) ———————————— */
.gal { position: relative; }
.gal__menu {
  position: absolute;
  right: 0;
  top: calc(100% + 10px);
  min-width: 265px;
  background: rgba(8, 8, 10, 0.94);
  backdrop-filter: blur(14px);
  border: 1px solid var(--line);
  padding: 8px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity 0.35s, transform 0.35s, visibility 0.35s;
  z-index: 130;
}
.gal:hover .gal__menu, .gal:focus-within .gal__menu {
  opacity: 1;
  visibility: visible;
  transform: none;
}
.gal__menu a {
  display: block;
  padding: 11px 20px 9px;
  font-family: var(--display);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--muted);
  transition: color 0.3s, background 0.3s, padding-left 0.3s;
}
.gal__menu a:hover { color: var(--bone); background: rgba(255, 255, 255, 0.045); padding-left: 26px; }
.gal__menu a span { display: block; font-size: 10px; letter-spacing: 0.1em; opacity: 0.55; text-transform: none; }
.gal__menu a.gal__here { opacity: 0.45; pointer-events: none; }
.gal__caret { font-size: 9px; opacity: 0.7; }

/* instrument portraits */
.sound-card__photo { margin: 18px 0 6px; border: 1px solid var(--line); overflow: hidden; }
.sound-card__photo img { width: 100%; max-height: 46vh; object-fit: cover; display: block; filter: saturate(0.9); }
@media (prefers-reduced-motion: no-preference) {
  .sound-card__stage.in .sound-card__photo img { animation: lhkb 36s ease-in-out infinite alternate; }
  @keyframes lhkb { from { transform: scale(1.01); } to { transform: scale(1.04) translate3d(0.8%, -0.6%, 0); } }
}