:root {
  color-scheme: dark;
  --bg: #050505;
  --bg-soft: #0a0a09;
  --panel: rgba(18, 17, 15, 0.78);
  --panel-strong: rgba(26, 24, 21, 0.9);
  --line: rgba(218, 188, 142, 0.18);
  --line-soft: rgba(255, 255, 255, 0.08);
  --text: #f3eadc;
  --muted: #9d9488;
  --faint: #615a52;
  --accent: #d8ad72;
  --accent-strong: #f0c98b;
  --shadow: rgba(0, 0, 0, 0.68);
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
}

body {
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(circle at 50% -10%, rgba(216, 173, 114, 0.055), transparent 28rem),
    linear-gradient(180deg, #010101, var(--bg) 22rem);
  color: var(--text);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  letter-spacing: 0.08em;
}

body.locked {
  overflow: hidden;
}

button,
input,
select,
a {
  font: inherit;
}

button,
select {
  color: inherit;
}

button {
  cursor: pointer;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.app-shell {
  width: min(100%, 920px);
  margin: 0 auto;
  padding: 50px 30px 72px;
}

.app-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
}

.brand-lockup {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.brand-logo {
  flex: 0 0 auto;
  width: 58px;
  height: 86px;
  object-fit: contain;
  transform: translateY(-8px);
}

.loading-logo {
  width: 56px;
  height: 82px;
  transform: none;
}

.about-logo {
  display: block;
  width: 58px;
  height: 84px;
  margin: 0 auto 14px;
  object-fit: contain;
  transform: none;
}

h1,
h2,
h3,
p {
  margin: 0;
}

h1 {
  color: var(--text);
  font-size: clamp(1.9rem, 5.2vw, 3rem);
  font-weight: 500;
  line-height: 0.96;
  letter-spacing: 0.16em;
}

.brand-lockup p {
  margin-top: 9px;
  color: var(--muted);
  font-size: clamp(0.56rem, 1.18vw, 0.68rem);
  line-height: 1.45;
  letter-spacing: 0.13em;
}

.round-icon {
  display: inline-grid;
  place-items: center;
  min-width: 46px;
  width: 46px;
  height: 46px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: rgba(8, 8, 7, 0.42);
  color: var(--text);
}

.round-icon svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
}

.filter-row {
  display: flex;
  gap: 12px;
  margin: 42px 0 38px;
  overflow-x: auto;
  scrollbar-width: none;
}

.filter-row::-webkit-scrollbar,
.recent-strip::-webkit-scrollbar {
  display: none;
}

.filter-chip {
  position: relative;
  min-height: 44px;
  padding: 0 22px;
  border: 1px solid var(--line-soft);
  border-radius: 999px;
  background: rgba(8, 8, 7, 0.46);
  color: var(--text);
  font-size: 0.76rem;
  letter-spacing: 0.13em;
  white-space: nowrap;
}

.filter-chip.active {
  border-color: var(--accent);
  color: var(--accent-strong);
  background: rgba(216, 173, 114, 0.08);
}

main {
  display: grid;
  gap: 54px;
}

h2 {
  color: var(--accent-strong);
  font-size: clamp(0.78rem, 2.3vw, 0.98rem);
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: 0.14em;
}

.recent-section {
  display: grid;
  gap: 22px;
}

.recent-strip {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 128px;
  gap: 10px;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  scrollbar-width: none;
}

.recent-card,
.wall-card {
  position: relative;
  display: block;
  width: 100%;
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: #090909;
  box-shadow: 0 22px 58px rgba(0, 0, 0, 0.36);
}

.recent-card {
  aspect-ratio: 9 / 19.2;
  border-radius: 14px;
  scroll-snap-align: start;
}

.wall-card {
  aspect-ratio: 9 / 15.4;
  border-radius: 18px;
}

.recent-card img,
.wall-card img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transform: scale(1.01);
  transition: opacity 220ms ease, transform 220ms ease, filter 220ms ease;
}

.recent-card img.loaded,
.wall-card img.loaded {
  opacity: 1;
}

.recent-card:hover img,
.wall-card:hover img {
  filter: brightness(1.06);
  transform: scale(1.035);
}

.scroll-indicator {
  width: 42%;
  height: 4px;
  margin: 2px auto 0;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(216, 173, 114, 0.08);
}

.scroll-indicator span {
  display: block;
  width: 28%;
  height: 100%;
  border-radius: inherit;
  background: var(--accent);
}

.walls-section {
  display: grid;
  gap: 26px;
}

.section-head {
  display: grid;
  gap: 16px;
}

.section-tools {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.section-tools p {
  color: var(--accent-strong);
  font-size: 0.78rem;
  white-space: nowrap;
}

.sort-shell {
  position: relative;
}

.sort-shell::before {
  content: "☷";
  position: absolute;
  left: 15px;
  top: 50%;
  color: var(--accent);
  transform: translateY(-50%);
  pointer-events: none;
}

.sort-shell select {
  min-height: 38px;
  max-width: 174px;
  padding: 0 14px 0 36px;
  border: 1px solid var(--line-soft);
  border-radius: 999px;
  outline: 0;
  background: rgba(8, 8, 7, 0.6);
  color: var(--muted);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
}

.wall-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.empty-state,
.error-state,
.loading-state {
  display: grid;
  place-items: center;
  min-height: 42vh;
  gap: 12px;
  color: var(--muted);
  text-align: center;
}

.empty-state h3,
.error-state h2,
.loading-state p {
  color: var(--accent-strong);
  font-size: 0.96rem;
  font-weight: 500;
  letter-spacing: 0.14em;
}

.loading-state,
.error-state {
  position: fixed;
  inset: 0;
  padding: 34px;
  background: var(--bg);
}

.search-panel {
  position: fixed;
  left: 50%;
  top: 28px;
  z-index: 60;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  width: min(calc(100% - 40px), 720px);
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(10, 10, 9, 0.9);
  box-shadow: 0 22px 70px var(--shadow);
  backdrop-filter: blur(24px);
  transform: translateX(-50%);
}

.search-panel[hidden],
.preview-overlay[hidden],
.sheet-overlay[hidden],
.loading-state[hidden],
.error-state[hidden],
.app-shell[hidden] {
  display: none;
}

.search-panel input {
  width: 100%;
  height: 52px;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--text);
  padding: 0 10px 0 18px;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
}

.search-panel input::placeholder {
  color: var(--faint);
}

.preview-overlay,
.sheet-overlay {
  position: fixed;
  inset: 0;
  z-index: 80;
  background: rgba(0, 0, 0, 0.92);
  backdrop-filter: blur(18px);
}

.preview-close,
.sheet-close {
  position: absolute;
  right: 28px;
  top: 28px;
  z-index: 2;
  color: var(--accent-strong);
}

.x-icon,
.x-icon::after {
  display: block;
  width: 24px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  transform: rotate(45deg);
}

.x-icon::after {
  content: "";
  transform: rotate(90deg);
}

.preview-layout {
  position: relative;
  display: grid;
  grid-template-rows: minmax(0, 1fr);
  width: min(100%, 980px);
  height: 100%;
  margin: 0 auto;
  padding: 92px 36px calc(174px + env(safe-area-inset-bottom));
}

.preview-image-wrap {
  min-height: 0;
  height: 100%;
  display: grid;
  place-items: center;
  overflow: hidden;
}

.preview-image-wrap img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 0;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border-radius: 22px;
  background: #050505;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.72);
}

.preview-panel {
  position: fixed;
  left: 50%;
  bottom: 0;
  z-index: 2;
  width: min(100%, 920px);
  display: grid;
  gap: 18px;
  padding: 26px 30px;
  border: 1px solid var(--line);
  border-radius: 22px 22px 0 0;
  background: rgba(18, 17, 15, 0.86);
  box-shadow: 0 24px 86px rgba(0, 0, 0, 0.62);
  backdrop-filter: blur(24px) saturate(135%);
  transform: translateX(-50%);
}

.preview-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 26px;
  color: var(--accent-strong);
  font-size: clamp(0.92rem, 3.8vw, 1.22rem);
  line-height: 1;
  letter-spacing: 0.16em;
}

.preview-meta p + p {
  padding-left: 26px;
  border-left: 1px solid var(--line);
  text-align: right;
}

.preview-actions {
  display: grid;
  grid-template-columns: 1fr 1.18fr 1fr;
  gap: 12px;
}

.primary-action,
.secondary-action {
  display: inline-grid;
  place-items: center;
  min-height: 54px;
  border-radius: 999px;
  text-decoration: none;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
}

.primary-action {
  grid-column: 2;
  grid-row: 1;
  border: 0;
  background: linear-gradient(180deg, var(--accent-strong), var(--accent));
  color: #11100e;
}

.secondary-action {
  border: 1px solid var(--line);
  background: rgba(5, 5, 5, 0.52);
  color: var(--accent-strong);
}

.secondary-action:first-child {
  grid-column: 1;
}

.secondary-action:last-child {
  grid-column: 3;
}

.about-card {
  position: absolute;
  left: 50%;
  bottom: max(18px, env(safe-area-inset-bottom));
  width: min(calc(100% - 40px), 560px);
  padding: 38px 28px 28px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(18, 17, 15, 0.92);
  box-shadow: 0 30px 90px var(--shadow);
  text-align: center;
  transform: translateX(-50%);
}

.about-card h2 {
  color: var(--text);
  font-size: 1.35rem;
  letter-spacing: 0.16em;
}

.about-card p {
  margin-top: 16px;
  color: var(--muted);
  line-height: 1.55;
}

.about-tagline {
  color: var(--accent-strong) !important;
}

.about-links {
  display: grid;
  gap: 10px;
  margin-top: 26px;
}

.about-links a,
.about-links button {
  display: grid;
  place-items: center;
  min-height: 50px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(5, 5, 5, 0.42);
  color: var(--accent-strong);
  text-decoration: none;
  letter-spacing: 0.12em;
}

.sheet-close {
  right: 20px;
  top: 20px;
  width: 44px;
  min-width: 44px;
  height: 44px;
}

button:focus-visible,
a:focus-visible,
select:focus-visible,
input:focus-visible {
  outline: 2px solid var(--accent-strong);
  outline-offset: 3px;
}

@media (min-width: 720px) {
  .app-shell {
    padding: 68px 30px 72px;
  }

  .round-icon {
    min-width: 58px;
    width: 58px;
    height: 58px;
  }

  .round-icon svg {
    width: 27px;
    height: 27px;
  }

  .section-head {
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: 24px;
  }

  .section-tools {
    display: grid;
    grid-template-columns: auto auto;
    align-items: center;
    gap: 24px;
  }

  .wall-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }

  .recent-strip {
    grid-auto-columns: 128px;
    gap: 10px;
  }

  .preview-meta {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 1080px) {
  .app-shell {
    width: min(100%, 980px);
  }

  .wall-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (max-width: 520px) {
  .app-shell {
    padding: 54px 30px 58px;
  }

  .brand-logo {
    width: 42px;
    height: 62px;
    transform: translateY(-7px);
  }

  .brand-lockup {
    gap: 12px;
  }

  .brand-lockup p {
    margin-top: 7px;
    font-size: 0.52rem;
  }

  .menu-open {
    min-width: 44px;
    width: 44px;
    height: 44px;
  }

  .filter-row {
    margin: 40px -4px 36px;
  }

  .filter-chip {
    min-height: 42px;
    padding: 0 20px;
  }

  .recent-strip {
    margin-right: -30px;
    grid-auto-columns: 128px;
  }

  .preview-layout {
    padding: 82px 18px calc(142px + env(safe-area-inset-bottom));
  }

  .preview-panel {
    width: 100%;
    gap: 16px;
    padding: 18px 16px;
  }

  .preview-meta {
    gap: 16px;
    font-size: 0.96rem;
    letter-spacing: 0.14em;
  }

  .preview-meta p + p {
    padding-left: 16px;
  }

  .preview-actions {
    gap: 8px;
  }

  .primary-action,
  .secondary-action {
    min-height: 48px;
    padding: 0 8px;
    font-size: 0.66rem;
    letter-spacing: 0.1em;
  }
}

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