:root {
  color-scheme: light;
  --bg: #f5f4f0;
  --surface: #ffffff;
  --surface-subtle: #eeede8;
  --surface-raised: #faf9f6;
  --ink: #20242c;
  --ink-soft: #676c76;
  --ink-faint: #90949c;
  --line: #deddd7;
  --line-strong: #c9c8c2;
  --accent: #ff554d;
  --accent-soft: #ffe7e3;
  --accent-ink: #9c211d;
  --success: #27815c;
  --shadow: 0 18px 55px rgba(29, 31, 37, 0.07);
  --panel-width: 292px;
  --content-max: 1660px;
  font-family: Pretendard, "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

html[data-theme="dark"] {
  color-scheme: dark;
  --bg: #111318;
  --surface: #191c23;
  --surface-subtle: #23262e;
  --surface-raised: #1f2229;
  --ink: #f3f2ee;
  --ink-soft: #a9adb7;
  --ink-faint: #7b808b;
  --line: #30343d;
  --line-strong: #424751;
  --accent: #ff625a;
  --accent-soft: #3b2425;
  --accent-ink: #ff9d98;
  --success: #66ca9a;
  --shadow: 0 22px 65px rgba(0, 0, 0, 0.28);
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  background: var(--bg);
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    radial-gradient(circle at 90% 0%, color-mix(in srgb, var(--accent) 5%, transparent), transparent 28rem),
    var(--bg);
}

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

button,
select,
input[type="date"] {
  border: 1px solid var(--line);
  background: var(--surface);
}

button,
select {
  cursor: pointer;
}

button:focus-visible,
select:focus-visible,
input:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--accent) 28%, transparent);
  outline-offset: 2px;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.38;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.75rem 1rem;
  color: var(--surface);
  background: var(--ink);
  border-radius: 0.5rem;
  transform: translateY(-180%);
  transition: transform 160ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.sr-only {
  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 {
  display: grid;
  grid-template-columns: var(--panel-width) minmax(0, 1fr);
  min-height: 100vh;
}

.filter-panel {
  position: sticky;
  z-index: 20;
  top: 0;
  height: 100vh;
  padding: 2.25rem 1.5rem 1.5rem;
  overflow-y: auto;
  background: color-mix(in srgb, var(--surface) 96%, transparent);
  border-right: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.filter-panel__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 2.5rem;
}

.filter-panel h2,
.section-heading h2,
.gallery-heading h2 {
  margin: 0;
  letter-spacing: -0.045em;
}

.filter-panel h2 {
  margin-top: 0.15rem;
  font-size: 2rem;
}

.eyebrow {
  margin: 0;
  color: var(--accent);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.15em;
}

.filter-group {
  margin-bottom: 1.75rem;
}

.filter-label {
  display: block;
  margin-bottom: 0.65rem;
  font-size: 0.88rem;
  font-weight: 750;
}

.date-range-grid {
  display: grid;
  gap: 0.65rem;
}

.date-range-grid label {
  display: grid;
  grid-template-columns: 3.6rem 1fr;
  align-items: center;
  gap: 0.5rem;
}

.date-range-grid label span {
  color: var(--ink-soft);
  font-size: 0.75rem;
}

.date-range-grid input {
  width: 100%;
  min-width: 0;
  padding: 0.7rem 0.75rem;
  border-radius: 0.7rem;
  font-size: 0.82rem;
}

.multi-select {
  position: relative;
}

.multi-select__trigger {
  display: flex;
  width: 100%;
  min-height: 2.8rem;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.72rem 0.8rem;
  text-align: left;
  border-radius: 0.7rem;
}

.multi-select__trigger span {
  overflow: hidden;
  font-size: 0.82rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.multi-select__trigger svg,
.icon-button svg,
.reset-button svg,
.pagination svg,
.empty-state svg {
  width: 1.15rem;
  height: 1.15rem;
  flex: 0 0 auto;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.multi-select__panel {
  position: relative;
  z-index: 1;
  margin-top: 0.45rem;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-radius: 0.85rem;
  box-shadow: var(--shadow);
}

.multi-select__actions {
  display: flex;
  justify-content: space-between;
  padding: 0.55rem 0.65rem;
  border-bottom: 1px solid var(--line);
}

.multi-select__actions button {
  padding: 0.35rem 0.45rem;
  color: var(--accent-ink);
  background: transparent;
  border: 0;
  font-size: 0.73rem;
  font-weight: 750;
}

.multi-select__options {
  max-height: 16rem;
  padding: 0.35rem;
  overflow-y: auto;
}

.multi-select__option {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  padding: 0.55rem 0.45rem;
  border-radius: 0.5rem;
  font-size: 0.78rem;
  line-height: 1.4;
}

.multi-select__option:hover {
  background: var(--surface-subtle);
}

.multi-select__option input {
  width: 1rem;
  height: 1rem;
  margin: 0.06rem 0 0;
  accent-color: var(--accent);
}

.multi-select__empty {
  padding: 1rem 0.5rem;
  color: var(--ink-soft);
  text-align: center;
  font-size: 0.78rem;
}

.reset-button {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.78rem;
  color: var(--ink-soft);
  background: transparent;
  border-radius: 0.7rem;
  font-size: 0.78rem;
  font-weight: 700;
}

.reset-button:hover {
  color: var(--ink);
  background: var(--surface-subtle);
}

.filter-panel__footer {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin-top: 2.5rem;
  padding-top: 1.25rem;
  color: var(--ink-faint);
  border-top: 1px solid var(--line);
  font-size: 0.68rem;
}

.status-dot {
  width: 0.45rem;
  height: 0.45rem;
  background: var(--success);
  border-radius: 50%;
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--success) 12%, transparent);
}

.filter-close,
.filter-open {
  display: none;
}

.icon-button {
  width: 2.55rem;
  height: 2.55rem;
  align-items: center;
  justify-content: center;
  padding: 0;
  border-radius: 50%;
}

.main-content {
  width: min(100%, var(--content-max));
  margin: 0 auto;
  padding: 2.25rem clamp(1.5rem, 3.2vw, 4rem) 2rem;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding-bottom: 2.4rem;
}

.brand-lockup {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: clamp(0.8rem, 1.4vw, 1.15rem);
}

.brand-icon {
  width: clamp(3rem, 4.5vw, 4.3rem);
  height: clamp(3rem, 4.5vw, 4.3rem);
  flex: 0 0 auto;
}

.brand-lockup h1 {
  margin: 0.12rem 0 0;
  font-size: clamp(2rem, 4vw, 3.65rem);
  line-height: 1;
  letter-spacing: -0.055em;
}

.theme-control {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--ink-soft);
  font-size: 0.75rem;
  font-weight: 700;
}

.theme-control select,
.sort-control select {
  padding: 0.62rem 2rem 0.62rem 0.75rem;
  border-radius: 0.65rem;
}

.overview,
.creative-section {
  padding: clamp(1.75rem, 3vw, 3.3rem) 0;
  border-top: 1px solid var(--line);
}

.section-heading,
.gallery-heading,
.gallery-toolbar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.5rem;
}

.section-heading h2,
.gallery-heading h2 {
  margin-top: 0.15rem;
  font-size: clamp(1.65rem, 2.5vw, 2.65rem);
}

.selection-summary,
#galleryCount {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.78rem;
}

.kpi-grid {
  display: grid;
  grid-template-columns: 1.25fr repeat(4, 1fr);
  gap: 0.8rem;
  margin-top: 1.6rem;
}

.kpi-card {
  position: relative;
  min-width: 0;
  padding: clamp(1.1rem, 1.8vw, 1.55rem);
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 1rem;
  box-shadow: 0 8px 24px rgba(25, 28, 34, 0.025);
}

.kpi-card--accent::before {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 0.24rem;
  background: var(--accent);
  content: "";
}

.kpi-card p {
  margin: 0 0 1.4rem;
  color: var(--ink-soft);
  font-size: 0.75rem;
  font-weight: 750;
}

.kpi-card p span {
  color: var(--ink-faint);
  font-size: 0.65rem;
  font-weight: 600;
}

.kpi-card strong {
  display: block;
  overflow: hidden;
  font-size: clamp(1.38rem, 2vw, 2.2rem);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.045em;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.gallery-heading {
  align-items: center;
}

.pagination {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.pagination button {
  display: inline-flex;
  min-height: 2.55rem;
  align-items: center;
  gap: 0.3rem;
  padding: 0.55rem 0.75rem;
  background: var(--surface);
  border-radius: 0.65rem;
  font-size: 0.75rem;
  font-weight: 750;
}

.pagination select {
  min-height: 2.55rem;
  padding: 0.55rem 1.9rem 0.55rem 0.7rem;
  border-radius: 0.65rem;
  font-size: 0.75rem;
  font-variant-numeric: tabular-nums;
}

.gallery-toolbar {
  align-items: center;
  margin: 1.65rem 0 1rem;
}

.sort-control {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 0.78rem;
  font-weight: 750;
}

.sort-control select {
  min-width: 12rem;
  background: var(--surface);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(0.75rem, 1.2vw, 1.1rem);
}

.creative-card {
  display: flex;
  min-width: 0;
  min-height: 100%;
  flex-direction: column;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 1rem;
  box-shadow: 0 8px 26px rgba(26, 29, 35, 0.035);
  animation: card-enter 340ms both;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.creative-card:hover {
  z-index: 1;
  border-color: var(--line-strong);
  box-shadow: var(--shadow);
  transform: translateY(-3px);
}

@keyframes card-enter {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.creative-card__media {
  position: relative;
  display: grid;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  place-items: center;
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--surface-subtle) 88%, transparent), var(--surface-raised));
  border-bottom: 1px solid var(--line);
}

.creative-card__media img,
.creative-card__media video {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #0e1015;
}

.creative-card__media video {
  object-fit: contain;
}

.asset-unavailable {
  display: grid;
  max-width: 11rem;
  justify-items: center;
  gap: 0.7rem;
  color: var(--ink-faint);
  text-align: center;
  font-size: 0.75rem;
  line-height: 1.5;
}

.asset-unavailable svg {
  width: 2.2rem;
  height: 2.2rem;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.3;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.asset-badge {
  position: absolute;
  z-index: 2;
  top: 0.7rem;
  right: 0.7rem;
  padding: 0.3rem 0.48rem;
  color: #fff;
  background: rgba(15, 17, 21, 0.74);
  border-radius: 999px;
  backdrop-filter: blur(8px);
  font-size: 0.58rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.creative-card__body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 1rem;
}

.creative-card__name {
  display: -webkit-box;
  min-height: 2.75rem;
  margin: 0;
  overflow: hidden;
  font-size: 0.91rem;
  line-height: 1.5;
  letter-spacing: -0.02em;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.creative-card__id {
  margin: 0.48rem 0 0;
  overflow: hidden;
  color: var(--ink-faint);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.61rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.creative-card__meta {
  display: grid;
  gap: 0.35rem;
  margin: 0.9rem 0 1rem;
  padding-bottom: 0.9rem;
  color: var(--ink-soft);
  border-bottom: 1px solid var(--line);
  font-size: 0.68rem;
}

.creative-card__meta p {
  display: grid;
  grid-template-columns: 3.5rem minmax(0, 1fr);
  gap: 0.3rem;
  margin: 0;
}

.creative-card__meta span:first-child {
  color: var(--ink-faint);
}

.creative-card__meta span:last-child {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.creative-card__metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem 0.55rem;
  margin-top: auto;
}

.creative-card__metric:first-child {
  grid-column: 1 / -1;
}

.creative-card__metric span {
  display: block;
  margin-bottom: 0.2rem;
  color: var(--ink-faint);
  font-size: 0.61rem;
}

.creative-card__metric strong {
  display: block;
  overflow: hidden;
  font-size: 0.82rem;
  font-variant-numeric: tabular-nums;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.empty-state {
  padding: 5rem 1.5rem;
  color: var(--ink-soft);
  text-align: center;
  background: var(--surface);
  border: 1px dashed var(--line-strong);
  border-radius: 1rem;
}

.empty-state__icon {
  display: grid;
  width: 3.5rem;
  height: 3.5rem;
  margin: 0 auto 1rem;
  color: var(--accent);
  background: var(--accent-soft);
  border-radius: 50%;
  place-items: center;
}

.empty-state h3 {
  margin: 0;
  color: var(--ink);
  font-size: 1rem;
}

.empty-state p {
  margin: 0.5rem 0 0;
  font-size: 0.78rem;
}

.page-footer {
  display: flex;
  justify-content: space-between;
  margin-top: 1rem;
  padding: 1.5rem 0 0.5rem;
  color: var(--ink-faint);
  border-top: 1px solid var(--line);
  font-size: 0.65rem;
}

.loading-screen,
.error-screen {
  position: fixed;
  z-index: 200;
  inset: 0;
  display: grid;
  place-content: center;
  color: var(--ink);
  background: var(--bg);
}

.loading-screen {
  grid-template-columns: auto auto;
  gap: 1rem;
}

.loading-screen img {
  width: 3.4rem;
  height: 3.4rem;
  animation: loading-pulse 1.4s ease-in-out infinite;
}

.loading-screen div {
  display: grid;
  align-content: center;
  gap: 0.25rem;
}

.loading-screen strong {
  font-size: 0.92rem;
}

.loading-screen span {
  color: var(--ink-soft);
  font-size: 0.72rem;
}

@keyframes loading-pulse {
  50% {
    opacity: 0.55;
    transform: scale(0.96);
  }
}

.error-screen {
  padding: 2rem;
  text-align: center;
}

.error-screen strong {
  font-size: 1.15rem;
}

.error-screen p {
  margin: 0.55rem 0 1.2rem;
  color: var(--ink-soft);
  font-size: 0.8rem;
}

.error-screen button {
  justify-self: center;
  padding: 0.72rem 1rem;
  color: #fff;
  background: var(--accent);
  border: 0;
  border-radius: 0.65rem;
  font-weight: 750;
}

[hidden] {
  display: none !important;
}

@media (max-width: 1220px) {
  .kpi-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .gallery-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .app-shell {
    display: block;
  }

  .filter-panel {
    position: fixed;
    z-index: 100;
    left: 0;
    width: min(88vw, 320px);
    transform: translateX(-105%);
    transition: transform 220ms ease;
  }

  body.filters-open {
    overflow: hidden;
  }

  body.filters-open .filter-panel {
    transform: translateX(0);
  }

  .filter-backdrop {
    position: fixed;
    z-index: 90;
    inset: 0;
    background: rgba(12, 14, 18, 0.46);
    backdrop-filter: blur(3px);
  }

  .filter-close,
  .filter-open {
    display: inline-flex;
  }

  .main-content {
    padding-top: 1.2rem;
  }

  .topbar {
    gap: 0.85rem;
  }

  .brand-lockup {
    flex: 1;
  }

  .brand-lockup .eyebrow,
  .theme-control > span {
    display: none;
  }
}

@media (max-width: 720px) {
  .main-content {
    padding-right: 1rem;
    padding-left: 1rem;
  }

  .brand-icon {
    width: 2.7rem;
    height: 2.7rem;
  }

  .brand-lockup h1 {
    font-size: clamp(1.45rem, 7vw, 2rem);
  }

  .theme-control select {
    width: 4.9rem;
    padding-right: 1.45rem;
    font-size: 0.7rem;
  }

  .section-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.6rem;
  }

  .kpi-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .kpi-card--accent {
    grid-column: 1 / -1;
  }

  .gallery-heading {
    align-items: flex-start;
    flex-direction: column;
  }

  .pagination {
    width: 100%;
  }

  .pagination button {
    flex: 1;
    justify-content: center;
  }

  .pagination label {
    flex: 0 0 auto;
  }

  .gallery-toolbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .sort-control,
  .sort-control select {
    width: 100%;
  }

  .gallery-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 490px) {
  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .pagination button span {
    display: none;
  }

  .page-footer {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.4rem;
  }
}

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