:root {
  color-scheme: light;
  --bg-1: #ffd7e6;
  --bg-2: #cfe7ff;
  --bg-3: #fff0c8;
  --bg-4: #dff7eb;
  --text: #1d2330;
  --muted: rgba(29, 35, 48, 0.62);
  --soft-text: rgba(29, 35, 48, 0.7);
  --placeholder: rgba(29, 35, 48, 0.42);
  --glass-bg: rgba(255, 255, 255, 0.28);
  --glass-stroke: rgba(255, 255, 255, 0.56);
  --glass-shadow: 0 20px 80px rgba(99, 113, 141, 0.14);
  --surface: rgba(255, 255, 255, 0.26);
  --surface-strong: rgba(255, 255, 255, 0.68);
  --surface-glow: rgba(255, 255, 255, 0.52);
  --field-bg: rgba(255, 255, 255, 0.24);
  --button-bg: rgba(255, 255, 255, 0.42);
  --media-bg: rgba(255, 255, 255, 0.3);
  --drop-bg: rgba(255, 255, 255, 0.24);
  --link-preview-1: rgba(255, 204, 222, 0.82);
  --link-preview-2: rgba(188, 224, 255, 0.78);
  --memo-preview-1: rgba(216, 245, 230, 0.8);
  --memo-preview-2: rgba(255, 216, 228, 0.76);
  --danger: #a8333f;
}

html[data-theme="dark"] {
  color-scheme: dark;
  --bg-1: #211525;
  --bg-2: #0d2a31;
  --bg-3: #34253e;
  --bg-4: #18291f;
  --text: #f3edf6;
  --muted: rgba(243, 237, 246, 0.64);
  --soft-text: rgba(243, 237, 246, 0.72);
  --placeholder: rgba(243, 237, 246, 0.42);
  --glass-bg: rgba(22, 24, 32, 0.4);
  --glass-stroke: rgba(255, 255, 255, 0.2);
  --glass-shadow: 0 24px 90px rgba(0, 0, 0, 0.34);
  --surface: rgba(255, 255, 255, 0.1);
  --surface-strong: rgba(255, 255, 255, 0.18);
  --surface-glow: rgba(255, 255, 255, 0.18);
  --field-bg: rgba(255, 255, 255, 0.09);
  --button-bg: rgba(255, 255, 255, 0.13);
  --media-bg: rgba(8, 9, 14, 0.38);
  --drop-bg: rgba(12, 16, 22, 0.55);
  --link-preview-1: rgba(143, 71, 119, 0.62);
  --link-preview-2: rgba(63, 129, 143, 0.58);
  --memo-preview-1: rgba(72, 137, 105, 0.54);
  --memo-preview-2: rgba(148, 82, 113, 0.52);
  --danger: #ff9aaa;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: "DM Sans", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 15% 20%, color-mix(in srgb, var(--bg-1) 78%, transparent), transparent 24%),
    radial-gradient(circle at 82% 18%, color-mix(in srgb, var(--bg-2) 84%, transparent), transparent 28%),
    radial-gradient(circle at 70% 80%, color-mix(in srgb, var(--bg-3) 70%, transparent), transparent 24%),
    linear-gradient(145deg, var(--bg-1) 0%, var(--bg-2) 36%, var(--bg-3) 68%, var(--bg-4) 100%);
  overflow-x: hidden;
  transition: background 220ms ease, color 180ms ease;
}

body::after {
  content: "Drop images to save";
  position: fixed;
  inset: 18px;
  z-index: 30;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 30px;
  background: var(--drop-bg);
  color: var(--text);
  font-family: "Fraunces", serif;
  font-size: clamp(1.8rem, 4vw, 4.2rem);
  opacity: 0;
  pointer-events: none;
  transform: scale(0.985);
  transition: opacity 140ms ease, transform 140ms ease;
  backdrop-filter: blur(24px) saturate(160%);
  -webkit-backdrop-filter: blur(24px) saturate(160%);
}

body.is-dragging::after {
  opacity: 1;
  transform: scale(1);
}

button,
input,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

a {
  color: inherit;
  text-decoration: none;
}

.backdrop {
  position: fixed;
  inset: auto;
  width: 28rem;
  height: 28rem;
  border-radius: 50%;
  filter: blur(70px);
  pointer-events: none;
  opacity: 0.7;
}

.backdrop-a {
  top: -8rem;
  right: -10rem;
  background: var(--surface-strong);
}

.backdrop-b {
  bottom: -10rem;
  left: -8rem;
  background: color-mix(in srgb, var(--bg-3) 52%, transparent);
}

.app-shell {
  position: relative;
  padding: 20px;
}

.top-layer {
  padding-bottom: 18px;
}

.glass-panel {
  background: linear-gradient(180deg, color-mix(in srgb, var(--glass-bg) 122%, white 6%), var(--glass-bg));
  border: 1px solid var(--glass-stroke);
  box-shadow: var(--glass-shadow);
  backdrop-filter: blur(24px) saturate(160%);
  -webkit-backdrop-filter: blur(24px) saturate(160%);
}

.topbar,
.control-strip {
  border-radius: 28px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-end;
  padding: 18px 20px;
}

.micro-copy {
  margin: 0 0 6px;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.topbar h1 {
  margin: 0;
  font-family: "Fraunces", serif;
  font-size: clamp(2rem, 4vw, 3.6rem);
  line-height: 0.95;
}

.topbar-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  justify-content: flex-end;
  color: var(--muted);
}

.topbar-meta span,
.status-text,
.year-tab,
.action-button,
.panel-toggle,
.field,
.reference-caption {
  border-radius: 999px;
}

.topbar-meta span,
.status-text {
  padding: 10px 14px;
  background: var(--surface);
  border: 1px solid var(--glass-stroke);
}

.panel-toggle,
.theme-toggle {
  min-height: 38px;
  padding: 0 14px;
  border: 1px solid var(--glass-stroke);
  background: var(--button-bg);
  color: var(--text);
  box-shadow: inset 0 1px 0 var(--surface-glow);
}

.theme-toggle {
  min-width: 64px;
}

.theme-toggle[aria-pressed="true"] {
  background: color-mix(in srgb, var(--text) 14%, var(--button-bg));
}

.control-strip {
  margin-top: 14px;
  padding: 14px;
}

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

.input-collapsed .top-layer {
  padding-bottom: 10px;
}

.composer-form {
  display: grid;
  grid-template-columns: auto 112px minmax(260px, 1fr) auto;
  gap: 10px;
  align-items: stretch;
}

.image-button,
.year-pill,
.composer-field {
  min-height: 58px;
  border-radius: 999px;
  border: 1px solid var(--glass-stroke);
  background: var(--field-bg);
  box-shadow: inset 0 1px 0 var(--surface-glow);
}

.image-button {
  display: inline-grid;
  place-items: center;
  min-width: 116px;
  padding: 0 18px;
  cursor: pointer;
  color: var(--text);
}

.year-pill,
.composer-field {
  display: grid;
  gap: 4px;
  padding: 9px 16px;
}

.year-pill span,
.composer-field span {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.year-pill input,
.composer-field textarea {
  width: 100%;
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--text);
  outline: none;
  resize: none;
}

.composer-field textarea::placeholder {
  color: var(--placeholder);
}

.action-button {
  align-self: stretch;
  min-width: 132px;
  border: 1px solid var(--glass-stroke);
  background: var(--button-bg);
  color: var(--text);
  padding: 0 18px;
}

.action-button.primary {
  background: linear-gradient(180deg, var(--surface-strong), var(--button-bg));
}

.toolbar {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-top: 12px;
}

.year-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.year-tab {
  border: 1px solid var(--glass-stroke);
  background: var(--field-bg);
  color: var(--muted);
  padding: 10px 14px;
}

.year-tab.active {
  background: var(--surface-strong);
  color: var(--text);
}

.search-field {
  display: grid;
  gap: 3px;
  min-width: min(280px, 100%);
  padding: 8px 14px;
  border: 1px solid var(--glass-stroke);
  border-radius: 999px;
  background: var(--field-bg);
}

.search-field span {
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.search-field input {
  width: 100%;
  margin: 0;
  padding: 0;
  border: 0;
  outline: none;
  background: transparent;
  color: var(--text);
}

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

.gallery {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  grid-auto-rows: 8px;
  grid-auto-flow: dense;
  gap: 16px;
  align-items: start;
  padding-top: 2px;
}

.reference-card {
  position: relative;
  overflow: hidden;
  border-radius: 28px;
}

.reference-media {
  display: block;
  overflow: hidden;
  background: var(--media-bg);
}

.reference-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.link-preview,
.memo-preview {
  min-height: 280px;
  padding: 26px;
  display: grid;
  align-content: end;
  gap: 12px;
  background:
    linear-gradient(145deg, var(--surface), color-mix(in srgb, var(--surface) 35%, transparent)),
    radial-gradient(circle at top left, var(--link-preview-1), transparent 36%),
    radial-gradient(circle at bottom right, var(--link-preview-2), transparent 42%);
}

.link-preview-label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.link-preview strong {
  font-family: "Fraunces", serif;
  font-size: clamp(1.4rem, 2vw, 2.3rem);
  line-height: 1;
}

.memo-preview {
  min-height: 220px;
  background:
    linear-gradient(145deg, var(--surface-strong), var(--surface)),
    radial-gradient(circle at top right, var(--memo-preview-1), transparent 42%),
    radial-gradient(circle at bottom left, var(--memo-preview-2), transparent 44%);
}

.memo-preview strong {
  font-family: "Fraunces", serif;
  font-size: clamp(1.35rem, 2vw, 2.15rem);
  line-height: 1.04;
}

.memo-preview p {
  margin: 0;
  color: var(--soft-text);
  line-height: 1.55;
  white-space: pre-wrap;
}

.is-memo .reference-caption {
  display: none;
}

.reference-caption {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px 16px;
  align-items: flex-end;
}

.caption-main {
  min-width: 0;
}

.title-row {
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.reference-title {
  display: block;
  font-size: 0.98rem;
  line-height: 1.35;
}

.title-edit {
  flex: 0 0 auto;
  padding: 5px 8px;
  border: 1px solid var(--glass-stroke);
  border-radius: 999px;
  background: var(--surface);
  color: var(--muted);
  font-size: 0.72rem;
}

.title-edit:hover {
  color: var(--text);
  background: var(--surface-strong);
}

.media-delete {
  position: absolute;
  top: 10px;
  left: 10px;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border: 1px solid var(--glass-stroke);
  border-radius: 999px;
  background: var(--button-bg);
  color: var(--soft-text);
  font-size: 1rem;
  line-height: 1;
  box-shadow: 0 10px 30px rgba(31, 44, 72, 0.14);
  opacity: 0;
  pointer-events: none;
  transform: translateY(-4px) scale(0.94);
  transition:
    opacity 150ms ease,
    transform 150ms ease,
    background 150ms ease,
    color 150ms ease;
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
}

.reference-card:hover .media-delete,
.media-delete:focus-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0) scale(1);
}

.media-delete:hover {
  background: var(--surface-strong);
  color: var(--danger);
}

.reference-note {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.45;
}

.caption-meta {
  display: grid;
  gap: 8px;
  justify-items: end;
  color: var(--muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.reference-link {
  padding: 8px 12px;
  border: 1px solid var(--glass-stroke);
  background: var(--surface);
  border-radius: 999px;
}

.empty-card {
  display: grid;
  grid-column: 1 / -1;
  place-items: center;
  min-height: 50vh;
}

.empty-copy {
  text-align: center;
  padding: 32px;
}

.empty-copy strong {
  display: block;
  font-family: "Fraunces", serif;
  font-size: 1.8rem;
}

.empty-copy p {
  margin: 10px 0 0;
  color: var(--muted);
}

@media (max-width: 1180px) {
  .gallery {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .composer-form {
    grid-template-columns: auto 104px minmax(220px, 1fr) auto;
  }
}

@media (max-width: 920px) {
  .app-shell {
    padding: 14px;
  }

  .top-layer {
    position: static;
    backdrop-filter: none;
  }

  .composer-form,
  .toolbar {
    grid-template-columns: 1fr;
    display: grid;
  }

  .search-field {
    width: 100%;
  }

  .action-button {
    min-height: 58px;
  }

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

@media (max-width: 640px) {
  .topbar,
  .reference-caption {
    display: grid;
  }

  .topbar-meta {
    justify-content: start;
  }

  .gallery {
    grid-template-columns: 1fr;
  }

  .reference-card {
    border-radius: 22px;
  }
}