:root {
  --gold: #d8b26c;
  --gold-soft: #f5dfad;
  --text-soft: #efe6d8;
  --title-color: #f7f4ed;
  --subtitle-color: #d5c29f;
  --help-color: #e0cfb2;
  --guide-color: #bb924c;
  --page-bg: radial-gradient(circle at 50% 30%, #243e77 0%, #13254a 55%, #08162f 100%);
  --satin-overlay:
    repeating-linear-gradient(135deg, rgba(255, 255, 255, 0.04) 0, rgba(255, 255, 255, 0.04) 9px, rgba(255, 255, 255, 0.015) 9px, rgba(255, 255, 255, 0.015) 18px),
    repeating-linear-gradient(45deg, rgba(255, 255, 255, 0.018) 0, rgba(255, 255, 255, 0.018) 8px, rgba(255, 255, 255, 0.004) 8px, rgba(255, 255, 255, 0.004) 16px);
  --aura-1: rgba(186, 205, 255, 0.18);
  --aura-2: rgba(157, 184, 249, 0.2);
  --aura-3: rgba(219, 229, 255, 0.14);
  --control-border: rgba(226, 225, 255, 0.56);
  --control-bg: rgba(15, 23, 55, 0.72);
  --control-text: #efe8cf;
  --control-hover-bg: rgba(30, 43, 91, 0.92);
  --control-active-bg: rgba(56, 72, 138, 0.88);
  --nav-soft-bg: rgba(63, 74, 140, 0.7);
  --floor-grad-top: rgba(77, 92, 146, 0.74);
  --floor-grad-bottom: rgba(18, 28, 62, 0.96);
  --floor-plank-a: rgba(120, 140, 200, 0.27);
  --floor-plank-b: rgba(85, 104, 164, 0.21);
  --floor-border: rgba(232, 226, 255, 0.24);
}

body.theme-navy {
  --page-bg: radial-gradient(circle at 50% 30%, #243e77 0%, #13254a 55%, #08162f 100%);
  --satin-overlay:
    repeating-linear-gradient(135deg, rgba(255, 255, 255, 0.04) 0, rgba(255, 255, 255, 0.04) 9px, rgba(255, 255, 255, 0.015) 9px, rgba(255, 255, 255, 0.015) 18px),
    repeating-linear-gradient(45deg, rgba(255, 255, 255, 0.018) 0, rgba(255, 255, 255, 0.018) 8px, rgba(255, 255, 255, 0.004) 8px, rgba(255, 255, 255, 0.004) 16px);
  --aura-1: rgba(186, 205, 255, 0.18);
  --aura-2: rgba(157, 184, 249, 0.2);
  --aura-3: rgba(219, 229, 255, 0.14);
  --control-border: rgba(226, 225, 255, 0.56);
  --control-bg: rgba(15, 23, 55, 0.72);
  --control-text: #efe8cf;
  --control-hover-bg: rgba(30, 43, 91, 0.92);
  --control-active-bg: rgba(56, 72, 138, 0.88);
  --nav-soft-bg: rgba(63, 74, 140, 0.7);
  --floor-grad-top: rgba(77, 92, 146, 0.74);
  --floor-grad-bottom: rgba(18, 28, 62, 0.96);
  --floor-plank-a: rgba(120, 140, 200, 0.27);
  --floor-plank-b: rgba(85, 104, 164, 0.21);
  --floor-border: rgba(232, 226, 255, 0.24);
}

body.theme-ochre {
  --page-bg: radial-gradient(circle at 50% 30%, #8a6b2b 0%, #5e4619 55%, #3b2b10 100%);
  --satin-overlay:
    repeating-linear-gradient(135deg, rgba(255, 241, 214, 0.05) 0, rgba(255, 241, 214, 0.05) 8px, rgba(255, 241, 214, 0.018) 8px, rgba(255, 241, 214, 0.018) 16px),
    repeating-linear-gradient(45deg, rgba(255, 241, 214, 0.018) 0, rgba(255, 241, 214, 0.018) 7px, rgba(255, 241, 214, 0.006) 7px, rgba(255, 241, 214, 0.006) 14px);
  --aura-1: rgba(255, 229, 164, 0.2);
  --aura-2: rgba(253, 212, 122, 0.22);
  --aura-3: rgba(255, 236, 187, 0.16);
  --control-border: rgba(255, 233, 186, 0.58);
  --control-bg: rgba(67, 40, 14, 0.72);
  --control-text: #ffe6b9;
  --control-hover-bg: rgba(103, 63, 24, 0.92);
  --control-active-bg: rgba(134, 83, 29, 0.9);
  --nav-soft-bg: rgba(127, 76, 24, 0.75);
  --floor-grad-top: rgba(138, 98, 40, 0.75);
  --floor-grad-bottom: rgba(66, 42, 15, 0.96);
  --floor-plank-a: rgba(192, 137, 66, 0.28);
  --floor-plank-b: rgba(146, 97, 41, 0.22);
  --floor-border: rgba(255, 223, 156, 0.24);
}

body.theme-crimson {
  --page-bg: radial-gradient(circle at 50% 30%, #9f1a1f 0%, #6f0d14 55%, #4b070e 100%);
  --satin-overlay:
    repeating-linear-gradient(135deg, rgba(255, 222, 222, 0.045) 0, rgba(255, 222, 222, 0.045) 9px, rgba(255, 222, 222, 0.015) 9px, rgba(255, 222, 222, 0.015) 18px),
    repeating-linear-gradient(45deg, rgba(255, 222, 222, 0.016) 0, rgba(255, 222, 222, 0.016) 8px, rgba(255, 222, 222, 0.004) 8px, rgba(255, 222, 222, 0.004) 16px);
  --aura-1: rgba(255, 219, 140, 0.16);
  --aura-2: rgba(255, 202, 110, 0.18);
  --aura-3: rgba(255, 226, 160, 0.14);
  --control-border: rgba(255, 239, 194, 0.56);
  --control-bg: rgba(53, 13, 10, 0.72);
  --control-text: #ffecba;
  --control-hover-bg: rgba(92, 31, 20, 0.92);
  --control-active-bg: rgba(122, 58, 30, 0.88);
  --nav-soft-bg: rgba(130, 62, 34, 0.7);
  --floor-grad-top: rgba(116, 58, 21, 0.72);
  --floor-grad-bottom: rgba(64, 28, 9, 0.96);
  --floor-plank-a: rgba(183, 107, 48, 0.32);
  --floor-plank-b: rgba(146, 78, 33, 0.22);
  --floor-border: rgba(255, 220, 170, 0.23);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  font-family: "Cormorant Garamond", serif;
  color: #efe6d8;
  color: var(--text-soft);
  background: #13254a;
  background: var(--satin-overlay), var(--page-bg);
  overflow: hidden;
}

.gallery-app {
  display: block;
  height: 100vh;
  display: grid;
  grid-template-rows: auto 1fr;
}

.gallery-header {
  text-align: center;
  padding: 0.8rem 1rem 0.6rem;
  position: relative;
  z-index: 10;
}

.eyebrow {
  margin: 0;
  letter-spacing: 0.08em;
  font-size: 1.05rem;
  font-size: clamp(1rem, 1.8vw, 1.3rem);
  color: #f5dfad;
  color: var(--gold-soft);
  font-family: "Noto Sans Gurmukhi", sans-serif;
}

h1 {
  margin: 0.2rem 0 0;
  font-size: 2rem;
  font-size: clamp(1.35rem, 2.8vw, 2.4rem);
  color: #f7f4ed;
  color: var(--title-color);
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.45);
}

h2 {
  margin: 0.1rem auto 0;
  max-width: 62ch;
  font-size: 1rem;
  font-size: clamp(0.95rem, 1.8vw, 1.15rem);
  color: #d5c29f;
  color: var(--subtitle-color);
}

.experience {
  position: relative;
  height: 100%;
  overflow: hidden;
  border-top: 1px solid rgba(255, 240, 210, 0.16);
}

.aura,
.light-beams {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  inset: 0;
  pointer-events: none;
}

.aura {
  background:
    radial-gradient(circle at 20% 35%, var(--aura-1), transparent 30%),
    radial-gradient(circle at 48% 22%, var(--aura-2), transparent 34%),
    radial-gradient(circle at 78% 28%, var(--aura-3), transparent 32%);
  z-index: 1;
}

.light-beams {
  background: linear-gradient(
    110deg,
    rgba(255, 239, 190, 0) 5%,
    rgba(255, 239, 190, 0.06) 18%,
    rgba(255, 239, 190, 0) 30%,
    rgba(255, 239, 190, 0.07) 44%,
    rgba(255, 239, 190, 0) 57%,
    rgba(255, 239, 190, 0.06) 74%,
    rgba(255, 239, 190, 0) 92%
  );
  transform: translateY(-2%);
  animation: beams 14s ease-in-out infinite alternate;
  z-index: 2;
}

.utility-controls {
  position: absolute;
  z-index: 8;
  top: 0.7rem;
  right: 0.8rem;
  display: flex;
  gap: 0.5rem;
}

.utility-controls > * {
  margin-left: 0.5rem;
}

.utility-controls > :first-child {
  margin-left: 0;
}

.utility-btn {
  border: 1px solid #cfc8aa;
  border: 1px solid var(--control-border);
  background: rgba(15, 23, 55, 0.72);
  background: var(--control-bg);
  color: #efe8cf;
  color: var(--control-text);
  font: inherit;
  font-size: 0.95rem;
  padding: 0.32rem 0.72rem;
  border-radius: 999px;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.utility-btn--icon {
  min-width: 2.2rem;
  width: 2.2rem;
  height: 2.2rem;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  line-height: 1;
}

.utility-select-wrap {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
}

.utility-select {
  border: 1px solid #cfc8aa;
  border: 1px solid var(--control-border);
  background: rgba(15, 23, 55, 0.72);
  background: var(--control-bg);
  color: #efe8cf;
  color: var(--control-text);
  font: inherit;
  font-size: 0.92rem;
  padding: 0.32rem 0.65rem;
  border-radius: 999px;
  cursor: pointer;
  outline: none;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.utility-select:hover,
.utility-select:focus,
.utility-select:focus-visible {
  border-color: rgba(255, 230, 170, 0.9);
  background: var(--control-hover-bg);
}

.utility-btn:hover,
.utility-btn:focus,
.utility-btn:focus-visible {
  background: var(--control-hover-bg);
  transform: translateY(-1px);
}

.utility-btn.is-active {
  border-color: rgba(255, 230, 170, 0.9);
  background: var(--control-active-bg);
}

.settings-panel {
  position: absolute;
  top: calc(100% + 0.4rem);
  right: 0;
  display: grid;
  gap: 0.45rem;
  min-width: 12.8rem;
  padding: 0.55rem;
  border-radius: 0.9rem;
  border: 1px solid var(--control-border);
  background: rgba(12, 20, 46, 0.88);
  backdrop-filter: blur(4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.36);
}

.settings-panel[hidden] {
  display: none;
}

.utility-btn--menu,
.settings-panel .utility-select {
  width: 100%;
}

@keyframes beams {
  from {
    opacity: 0.42;
    transform: translateY(-2%) translateX(0);
  }
  to {
    opacity: 0.7;
    transform: translateY(0%) translateX(2%);
  }
}

.gallery-wall {
  position: absolute;
  top: 2%;
  left: 0;
  height: 68%;
  display: flex;
  align-items: center;
  gap: 3rem;
  gap: clamp(2.5rem, 4vw, 4rem);
  padding: 0 16vw;
  padding: 0 max(16vw, 11rem);
  transform: translateX(0);
  transition: transform 480ms cubic-bezier(0.2, 0.8, 0.2, 1);
  z-index: 5;
  will-change: transform;
}

.art-card {
  width: clamp(220px, 20vw, 300px);
  flex: 0 0 auto;
  display: grid;
  justify-items: center;
  gap: 0.45rem;
  opacity: 0.68;
  transform: scale(0.9);
  transition: transform 380ms ease, opacity 380ms ease, filter 380ms ease;
  filter: saturate(0.7);
}

.art-card.active {
  opacity: 1;
  transform: scale(2.06) translateY(-0.2rem);
  -webkit-filter: saturate(1) drop-shadow(0 24px 25px rgba(0, 0, 0, 0.26));
  filter: saturate(1) drop-shadow(0 24px 25px rgba(0, 0, 0, 0.26));
  z-index: 9;
}

.frame {
  width: 100%;
  aspect-ratio: 1 / 1;
  border: 8px solid #b98a44;
  border-image: linear-gradient(140deg, #f9df9f 0%, #bf8940 38%, #845321 100%) 1;
  background: #efe8db;
  box-shadow:
    inset 0 0 0 1px rgba(255, 245, 214, 0.6),
    0 0 0 4px rgba(45, 10, 5, 0.45),
    0 20px 40px rgba(15, 5, 4, 0.34);
  display: grid;
  place-items: center;
  overflow: hidden;
}

.frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.reflection {
  margin: 0;
  text-align: center;
  color: #f8e7bf;
  font-size: 0.95rem;
  font-size: clamp(0.86rem, 1.5vw, 1.05rem);
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
}

.floor {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 32%;
  background:
    linear-gradient(to bottom, var(--floor-grad-top), var(--floor-grad-bottom)),
    repeating-linear-gradient(
      90deg,
      var(--floor-plank-a) 0,
      var(--floor-plank-a) 2.2%,
      var(--floor-plank-b) 2.2%,
      var(--floor-plank-b) 4.3%
    );
  background-position: 0 0, 0 0;
  transition: background-position 480ms cubic-bezier(0.2, 0.8, 0.2, 1);
  border-top: 2px solid rgba(232, 226, 255, 0.24);
  border-top: 2px solid var(--floor-border);
  z-index: 3;
}

.bottom-hud {
  position: absolute;
  z-index: 7;
  left: 50%;
  transform: translateX(-50%);
  bottom: max(0.3rem, env(safe-area-inset-bottom));
  width: min(96vw, 58rem);
  display: grid;
  justify-items: center;
  gap: 0.56rem;
  padding: 0 0.45rem;
}

.nav-controls {
  display: flex;
  gap: 0.6rem;
}

.nav-controls > * {
  margin-left: 0.6rem;
}

.nav-controls > :first-child {
  margin-left: 0;
}

.nav-btn {
  border: 1px solid #cfc8aa;
  border: 1px solid var(--control-border);
  background: rgba(15, 23, 55, 0.72);
  background: var(--control-bg);
  color: #efe8cf;
  color: var(--control-text);
  font: inherit;
  font-size: 1rem;
  padding: 0.42rem 0.9rem;
  border-radius: 999px;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease;
}

.nav-btn:hover,
.nav-btn:focus,
.nav-btn:focus-visible {
  background: var(--control-hover-bg);
  transform: translateY(-2px);
}

.help-text {
  width: 100%;
  max-width: 54rem;
  text-align: center;
  font-size: 0.88rem;
  line-height: 1.2;
  color: var(--help-color);
  text-shadow: 0 2px 6px rgba(0, 0, 0, 0.36);
  margin: 0;
}

.guide-text {
  width: 100%;
  max-width: 54rem;
  text-align: center;
  font-size: clamp(1rem, 2.7vw, 1.24rem);
  line-height: 1.1;
  color: var(--guide-color);
  text-shadow: 0 2px 6px rgba(0, 0, 0, 0.36);
  margin: 0;
}

.footer-note {
  width: 100%;
  max-width: 54rem;
  margin: 0;
  text-align: center;
  font-size: 0.82rem;
  line-height: 1.2;
  color: var(--help-color);
  text-shadow: 0 2px 6px rgba(0, 0, 0, 0.36);
}

.footer-note a {
  color: var(--gold-soft);
  text-decoration: underline;
  text-underline-offset: 0.12em;
}

@media (max-width: 1024px) {
  .gallery-wall {
    gap: 1.6rem;
    gap: clamp(1.4rem, 2.6vw, 2.2rem);
    padding: 0 28vw;
    height: 64%;
    top: 4%;
  }

  .art-card {
    width: clamp(210px, 26vw, 270px);
  }

  .art-card.active {
    transform: scale(1.72) translateY(-0.16rem);
  }

  .utility-btn,
  .utility-select {
    font-size: 0.88rem;
  }

  .nav-btn {
    font-size: 0.94rem;
    padding: 0.38rem 0.78rem;
  }

  .bottom-hud {
    gap: 0.48rem;
  }

  .guide-text {
    font-size: clamp(0.98rem, 2.3vw, 1.14rem);
  }

  .help-text {
    font-size: clamp(0.76rem, 1.6vw, 0.84rem);
  }

  .footer-note {
    font-size: 0.76rem;
  }
}

@media (max-width: 780px) {
  .utility-controls {
    top: 0.5rem;
    right: 0.5rem;
    gap: 0.3rem;
    flex-wrap: wrap;
    justify-content: flex-end;
    max-width: 92vw;
  }

  .utility-controls > * {
    margin-left: 0.3rem;
  }

  .utility-btn {
    font-size: 0.8rem;
    padding: 0.28rem 0.6rem;
  }

  .utility-select {
    font-size: 0.78rem;
    padding: 0.25rem 0.52rem;
    max-width: 8.2rem;
  }

  .gallery-wall {
    gap: 1.2rem;
    padding: 0 42vw;
    height: 58%;
    top: 5%;
  }

  .art-card {
    width: clamp(190px, 56vw, 270px);
  }

  .art-card.active {
    transform: scale(1.46) translateY(-0.1rem);
  }

  .help-text {
    font-size: 0.72rem;
    padding: 0 1rem;
  }

  .nav-controls {
    gap: 0.42rem;
  }

  .nav-controls > * {
    margin-left: 0.42rem;
  }

  .nav-btn {
    font-size: 0.9rem;
    padding: 0.36rem 0.72rem;
  }

  .guide-text {
    font-size: clamp(0.92rem, 4.4vw, 1.06rem);
  }

  .footer-note {
    font-size: 0.68rem;
  }
}

@media (max-height: 760px) {
  .floor {
    height: 28%;
  }

  .gallery-wall {
    height: 62%;
    top: 3%;
  }

  .bottom-hud {
    gap: 0.4rem;
  }

  .guide-text {
    font-size: clamp(0.9rem, 2.8vw, 1.04rem);
  }

  .help-text {
    font-size: clamp(0.66rem, 1.8vw, 0.76rem);
  }

  .nav-btn {
    font-size: 0.82rem;
    padding: 0.28rem 0.58rem;
  }

  .footer-note {
    font-size: 0.64rem;
  }
}

@media (max-height: 620px) {
  .help-text {
    display: none;
  }

  .bottom-hud {
    gap: 0.34rem;
  }

  .footer-note {
    opacity: 0.92;
  }
}