:root {
  color-scheme: light;
  --bg: #f6eddf;
  --surface: #fff9ec;
  --surface-2: #fff4e4;
  --ink: #24262a;
  --muted: #6c7078;
  --line: #ded3c0;
  --line-strong: #c8baa5;
  --accent: #1f7a68;
  --accent-strong: #14584d;
  --accent-soft: #d7eee7;
  --rose: #b6576b;
  --amber: #b9822f;
  --blue: #3e6f9f;
  --violet: #7457b9;
  --coral: #cf6a57;
  --leaf: #6f8f35;
  --sky: #2e84a7;
  --shadow: 0 18px 60px rgba(30, 29, 26, 0.12);
  --shadow-soft: 0 10px 28px rgba(31, 45, 40, 0.1);
  --shadow-lift: 0 16px 38px rgba(31, 45, 40, 0.14);
  --radius: 8px;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    "Noto Sans KR", sans-serif;
}

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

@keyframes select-pop {
  0% {
    transform: scale(0.98);
  }
  65% {
    transform: scale(1.025);
  }
  100% {
    transform: scale(1);
  }
}

@keyframes soft-sheen {
  from {
    transform: translateX(-140%) rotate(18deg);
  }
  to {
    transform: translateX(180%) rotate(18deg);
  }
}

* {
  box-sizing: border-box;
}

body {
  min-width: 320px;
  margin: 0;
  background: linear-gradient(180deg, #fff9ec 0%, #f8eddf 52%, #f4e7d7 100%);
  color: var(--ink);
}

button,
input,
textarea {
  font: inherit;
}

button {
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--ink);
  cursor: pointer;
  transition:
    border-color 160ms ease,
    background 160ms ease,
    color 160ms ease,
    box-shadow 160ms ease,
    transform 160ms ease;
}

button:hover {
  border-color: var(--accent);
  color: var(--accent-strong);
}

button:active {
  transform: translateY(1px);
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
  transform: none;
}

button:focus-visible,
input:focus-visible,
textarea:focus-visible,
.file-button:focus-within,
.swatch:focus-visible,
.option-button:focus-visible {
  outline: 3px solid rgba(31, 122, 104, 0.25);
  outline-offset: 2px;
}

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

.topbar {
  min-height: 82px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px clamp(16px, 3vw, 34px);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 249, 236, 0.9);
  backdrop-filter: blur(18px);
  position: sticky;
  top: 0;
  z-index: 20;
}

.brand-block {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 10px;
}

.app-logo {
  width: 56px;
  height: 56px;
  flex: 0 0 auto;
  border-radius: 16px;
  object-fit: cover;
  box-shadow: 0 12px 28px rgba(36, 38, 42, 0.12);
}

.mobile-app-actions {
  display: none;
}

.bottom-nav {
  display: none;
}

.ui-icon,
.category-icon {
  display: inline-grid;
  place-items: center;
}

.ui-icon svg,
.category-icon svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.eyebrow {
  margin: 0 0 5px;
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  letter-spacing: 0;
}

h1 {
  font-size: clamp(1.35rem, 2.2vw, 2.25rem);
  line-height: 1.05;
}

h2 {
  font-size: 1rem;
  line-height: 1.25;
}

h3 {
  font-size: 0.96rem;
  line-height: 1.25;
}

.toolbar-actions,
.prompt-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.status-strip {
  min-width: min(100%, 260px);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 700;
}

.status-strip p {
  margin: 0;
  line-height: 1.35;
}

.name-input {
  width: 100%;
  min-width: 0;
  height: 40px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 0 12px;
  background: var(--surface);
  color: var(--ink);
  font-weight: 700;
}

.icon-button {
  width: 40px;
  height: 40px;
  display: inline-grid;
  place-items: center;
  flex: 0 0 auto;
  padding: 0;
  font-weight: 900;
}

.app-icon-button {
  border-color: transparent;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 10px 26px rgba(36, 38, 42, 0.1);
}

.app-result-button {
  min-width: 84px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 0 11px;
  border-color: transparent;
  background: linear-gradient(135deg, var(--accent), var(--sky));
  color: #fff;
  font-size: 0.82rem;
  font-weight: 900;
  box-shadow: 0 10px 26px rgba(31, 122, 104, 0.22);
}

.app-result-button:hover {
  border-color: transparent;
  color: #fff;
  background: linear-gradient(135deg, var(--accent-strong), var(--blue));
}

.file-button {
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--ink);
  cursor: pointer;
}

.file-button input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.settings-section {
  display: grid;
  gap: 9px;
  padding: 12px;
  border: 1px solid rgba(217, 212, 204, 0.82);
  border-radius: var(--radius);
  background: rgba(255, 244, 228, 0.58);
}

.profile-actions {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 7px;
  align-items: center;
}

.profile-actions .name-input {
  grid-column: 1 / -1;
}

.profile-action-button {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 0 10px;
  font-size: 0.8rem;
  font-weight: 850;
  white-space: nowrap;
}

.profile-action-button .ui-icon svg {
  width: 17px;
  height: 17px;
}

.workspace {
  display: grid;
  grid-template-columns: minmax(230px, 270px) minmax(420px, 1fr) minmax(330px, 410px);
  gap: 16px;
  padding: 16px clamp(12px, 2vw, 24px) 24px;
  align-items: start;
}

.mobile-home {
  display: none;
}

.rail,
.editor-pane,
.output-pane {
  min-width: 0;
}

.rail {
  position: sticky;
  top: 98px;
  display: grid;
  gap: 14px;
  max-height: calc(100vh - 116px);
  overflow: auto;
  scrollbar-width: thin;
}

.drawer-brand {
  display: none;
}

.category-tabs {
  display: grid;
  gap: 6px;
}

.category-tab {
  min-height: 42px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 10px;
  padding: 8px 10px;
  text-align: left;
}

.category-icon {
  width: 30px;
  height: 30px;
  flex: 0 0 auto;
  border-radius: var(--radius);
  background: var(--accent-soft);
  color: var(--accent-strong);
}

.category-name {
  min-width: 0;
  flex: 1 1 auto;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.category-tab[data-active="true"] {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent-strong);
}

.category-tab[data-tone="1"] .category-icon {
  background: #f7e3df;
  color: var(--coral);
}

.category-tab[data-tone="2"] .category-icon {
  background: #e0ecf6;
  color: var(--blue);
}

.category-tab[data-tone="3"] .category-icon {
  background: #f4ebcf;
  color: var(--amber);
}

.category-tab[data-tone="4"] .category-icon {
  background: #e8e1f6;
  color: var(--violet);
}

.category-tab[data-tone="5"] .category-icon {
  background: #e3efd4;
  color: var(--leaf);
}

.category-tab small {
  min-width: 28px;
  height: 24px;
  display: inline-grid;
  place-items: center;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.62);
  color: var(--muted);
  font-weight: 800;
}

.subject-tabs {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin: 0 0 14px;
  padding: 10px;
  border: 1px solid rgba(217, 212, 204, 0.82);
  border-radius: var(--radius);
  background: rgba(255, 249, 236, 0.68);
}

.subject-tabs[hidden] {
  display: none;
}

.subject-tabs strong {
  color: var(--muted);
  font-size: 0.78rem;
}

.subject-tab {
  min-height: 34px;
  padding: 0 12px;
  font-size: 0.82rem;
  font-weight: 850;
}

.subject-tab[data-active="true"] {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent-strong);
}

.prompt-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.output-tool-tabs {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 7px;
}

.output-tool-tabs button {
  min-width: 0;
  min-height: 54px;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  padding: 6px 5px;
  border-color: rgba(200, 186, 165, 0.82);
  background: rgba(255, 249, 236, 0.82);
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 900;
  line-height: 1.1;
  text-align: center;
  white-space: normal;
  overflow-wrap: anywhere;
}

.output-tool-tabs button[data-active="true"] {
  border-color: var(--accent);
  background: linear-gradient(135deg, var(--accent-soft), #f8e2db);
  color: var(--accent-strong);
}

.output-tool-tabs .ui-icon svg {
  width: 18px;
  height: 18px;
}

.output-tool-dock {
  display: grid;
  gap: 10px;
  animation: panel-rise 180ms ease both;
}

.output-tool-dock > .utility-panel,
.output-tool-dock > .app-info-panel,
.output-tool-dock > .album-panel {
  display: none;
}

body.settings-open .output-tool-dock > .utility-panel,
body.presets-open .output-tool-dock > .utility-panel,
body.info-open .output-tool-dock > .app-info-panel,
body.album-open .output-tool-dock > .album-panel {
  display: grid;
}

body.settings-open .utility-panel [data-utility-view="presets"],
body.presets-open .utility-panel [data-utility-view="settings"] {
  display: none;
}

.panel-heading,
.editor-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.panel-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.panel-close {
  display: none;
}

.editor-toolbar {
  min-height: 68px;
  padding: 0 0 14px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 14px;
}

.toolbar-actions button,
.prompt-actions button {
  min-height: 36px;
  padding: 0 12px;
  font-size: 0.88rem;
  font-weight: 800;
}

.editor-tools {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
  align-items: end;
  margin: 0 0 14px;
}

.search-box input {
  width: 100%;
  min-height: 40px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 0 12px;
  background: rgba(255, 249, 236, 0.92);
  color: var(--ink);
  font-weight: 750;
}

.filter-toggle {
  min-height: 40px;
  padding: 0 12px;
  font-size: 0.82rem;
  font-weight: 900;
}

.filter-toggle[data-active="true"] {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent-strong);
}

label {
  display: grid;
  gap: 5px;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 800;
}

.state-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--line-strong);
}

.state-dot[data-state="ok"] {
  background: var(--accent);
}

.state-dot[data-state="warn"] {
  background: var(--amber);
}

.state-dot[data-state="error"] {
  background: var(--rose);
}

.editor-pane {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(255, 249, 236, 0.9), rgba(255, 244, 228, 0.78)),
    var(--surface);
  padding: 16px;
  box-shadow: var(--shadow);
}

.feature-groups {
  display: grid;
  gap: 14px;
}

.feature-section {
  display: grid;
  gap: 12px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
  animation: panel-rise 220ms ease both;
}

.feature-section:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.feature-section-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.feature-section-title > div {
  min-width: 0;
}

.feature-section-title p {
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
}

.section-heading-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  flex: 0 0 auto;
}

.section-random,
.section-lock {
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0 10px;
  border-color: rgba(31, 122, 104, 0.28);
  background: #eef8f4;
  color: var(--accent-strong);
  font-size: 0.78rem;
  font-weight: 900;
}

.section-lock {
  border-color: rgba(185, 130, 47, 0.36);
  background: rgba(255, 249, 236, 0.9);
  color: var(--muted);
}

.section-lock[data-active="true"] {
  background: #f4ebcf;
  color: var(--amber);
}

.section-random:disabled {
  opacity: 0.42;
  cursor: not-allowed;
}

.section-random .ui-icon svg {
  width: 16px;
  height: 16px;
}

.filter-empty {
  margin: 0;
  padding: 15px;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  background: rgba(255, 244, 228, 0.62);
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 800;
}

.feature-row {
  display: grid;
  grid-template-columns: minmax(132px, 180px) 1fr;
  gap: 12px;
  align-items: start;
  padding: 11px;
  border: 1px solid rgba(217, 212, 204, 0.82);
  border-radius: var(--radius);
  background:
    linear-gradient(145deg, rgba(255, 249, 236, 0.9), rgba(255, 244, 228, 0.58)),
    var(--surface-2);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.7);
  transition:
    border-color 180ms ease,
    box-shadow 180ms ease,
    transform 180ms ease;
}

.feature-row:hover {
  border-color: rgba(31, 122, 104, 0.34);
  box-shadow: var(--shadow-soft);
  transform: translateY(-1px);
}

.feature-label {
  min-width: 0;
}

.feature-label-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
}

.feature-label strong {
  display: block;
  margin-bottom: 5px;
  font-size: 0.91rem;
  line-height: 1.25;
}

.feature-label-head strong {
  margin-bottom: 0;
}

.favorite-button {
  width: 30px;
  height: 30px;
  display: inline-grid;
  place-items: center;
  flex: 0 0 auto;
  padding: 0;
  border-color: rgba(200, 186, 165, 0.9);
  background: rgba(255, 249, 236, 0.86);
  color: #9d9488;
  font-size: 0.98rem;
  line-height: 1;
}

.favorite-button[data-active="true"] {
  border-color: rgba(185, 130, 47, 0.72);
  background: #f4ebcf;
  color: var(--amber);
}

.feature-label span {
  display: block;
  color: var(--muted);
  font-size: 0.76rem;
  line-height: 1.38;
}

.scope-badge {
  width: fit-content;
  display: inline-grid;
  place-items: center;
  margin-top: 8px;
  padding: 4px 8px;
  border-radius: 999px;
  background: #eef0f6;
  color: var(--blue);
  font-size: 0.68rem;
  font-weight: 900;
}

.feature-row[data-scope="global"] .scope-badge {
  background: #f3ead2;
  color: var(--amber);
}

.option-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(116px, 1fr));
  gap: 7px;
}

.option-button {
  min-height: 44px;
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  align-items: center;
  gap: 8px;
  padding: 8px 9px;
  text-align: left;
  font-size: 0.82rem;
  line-height: 1.2;
  overflow-wrap: anywhere;
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(255, 249, 236, 0.96), rgba(255, 244, 228, 0.82)),
    var(--surface);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.7);
}

.option-button::after {
  content: "";
  position: absolute;
  top: -40%;
  bottom: -40%;
  left: 0;
  width: 24%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.54), transparent);
  opacity: 0;
  pointer-events: none;
}

.option-button:hover {
  box-shadow: var(--shadow-soft);
  transform: translateY(-1px);
}

.option-button[data-active="true"] {
  border-color: var(--accent);
  background:
    linear-gradient(135deg, #d7eee7, #fbebe6),
    #eaf5f1;
  color: var(--accent-strong);
  font-weight: 850;
  animation: select-pop 190ms ease both;
}

.option-button[data-active="true"]::after {
  opacity: 1;
  animation: soft-sheen 900ms ease 1;
}

.option-mark {
  width: 26px;
  height: 26px;
  display: inline-grid;
  place-items: center;
  border-radius: 7px;
  background: rgba(31, 122, 104, 0.09);
  color: var(--accent-strong);
  box-shadow: inset 0 0 0 1px rgba(31, 122, 104, 0.08);
}

.option-mark svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.option-copy {
  min-width: 0;
}

.swatch-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(42px, 42px));
  gap: 8px;
}

.color-control,
.color-picker {
  min-width: 0;
}

.color-picker {
  display: grid;
  gap: 12px;
}

.swatch {
  width: 42px;
  height: 42px;
  border: 2px solid var(--line-strong);
  border-radius: 50%;
  background: var(--swatch);
  cursor: pointer;
  position: relative;
}

.swatch[data-active="true"] {
  border-color: var(--accent-strong);
  box-shadow:
    inset 0 0 0 3px rgba(255, 255, 255, 0.86),
    0 0 0 3px rgba(31, 122, 104, 0.18);
}

.color-editor {
  display: grid;
  grid-template-columns: minmax(150px, 170px) minmax(180px, 1fr);
  gap: 12px;
  align-items: center;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 249, 236, 0.74);
}

.color-wheel {
  width: min(100%, 170px);
  aspect-ratio: 1;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  padding: 0;
  background:
    radial-gradient(circle, #fff 0 0%, rgba(255, 255, 255, 0) 68%),
    conic-gradient(from 0deg, #f00, #ff0, #0f0, #0ff, #00f, #f0f, #f00);
  position: relative;
  overflow: hidden;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.7);
}

.color-wheel::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.82) 0 2%, rgba(255, 255, 255, 0) 56%);
  pointer-events: none;
}

.color-wheel-knob {
  width: 16px;
  height: 16px;
  border: 3px solid #fff;
  border-radius: 50%;
  background: var(--wheel-color);
  box-shadow: 0 0 0 1px rgba(22, 22, 22, 0.58), 0 2px 8px rgba(0, 0, 0, 0.22);
  position: absolute;
  left: var(--knob-x);
  top: var(--knob-y);
  transform: translate(-50%, -50%);
  z-index: 1;
}

.color-values {
  min-width: 0;
  display: grid;
  grid-template-columns: minmax(130px, 1fr) auto;
  gap: 8px 10px;
  align-items: end;
}

.color-values label {
  grid-column: 1 / 2;
}

.hex-input {
  width: 100%;
  height: 38px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0 10px;
  background: var(--surface-2);
  color: var(--ink);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-weight: 800;
}

.color-readout {
  display: grid;
  gap: 3px;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 800;
}

.color-readout strong {
  color: var(--ink);
  font-size: 0.9rem;
  line-height: 1.2;
}

.color-preview-chip {
  grid-column: 2 / 3;
  grid-row: 1 / span 2;
  width: 48px;
  height: 48px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--chip-color);
}

.lightness-control {
  grid-column: 1 / -1;
}

.lightness-slider {
  width: 100%;
  accent-color: var(--accent);
}

.output-pane {
  position: sticky;
  top: 98px;
  display: grid;
  gap: 14px;
  max-height: calc(100vh - 116px);
  overflow: auto;
  scrollbar-width: thin;
}

.prompt-panel,
.utility-panel {
  padding: 14px;
}

.prompt-panel,
.utility-panel {
  display: grid;
  gap: 10px;
}

.prompt-panel,
.utility-panel,
.app-info-panel,
.album-panel {
  animation: panel-rise 220ms ease both;
}

.utility-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

@media (min-width: 821px) {
  .output-tool-dock > .utility-panel,
  .output-tool-dock > .app-info-panel,
  .output-tool-dock > .album-panel {
    position: static;
    inset: auto;
    width: 100%;
    max-height: none;
    overflow: visible;
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: none;
  }

  body.info-open .output-tool-dock > .app-info-panel,
  body.album-open .output-tool-dock > .album-panel {
    transform: none;
  }

  body.menu-open .app-overlay,
  body.settings-open .app-overlay,
  body.presets-open .app-overlay,
  body.info-open .app-overlay,
  body.album-open .app-overlay,
  body.prompt-open .app-overlay {
    display: none;
  }

  body.onboarding-open .app-overlay {
    display: block;
  }
}

.app-overlay {
  position: fixed;
  inset: 0;
  z-index: 50;
  background: rgba(30, 29, 26, 0.38);
  backdrop-filter: blur(7px);
}

.app-overlay[hidden],
.app-info-panel[hidden],
.album-panel[hidden],
.onboarding-panel[hidden] {
  display: none;
}

.app-info-panel,
.album-panel {
  position: fixed;
  top: 50%;
  left: 50%;
  z-index: 70;
  width: min(94vw, 620px);
  display: grid;
  gap: 14px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translate(-50%, calc(-50% + 22px));
  transition:
    opacity 190ms ease,
    transform 220ms ease,
    visibility 190ms ease;
}

body.info-open .app-info-panel,
body.album-open .album-panel {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translate(-50%, -50%);
}

.app-summary-card {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 12px;
}

.app-summary-card h3,
.app-summary-card p {
  margin: 0;
}

.app-summary-card h3 {
  font-size: 1.15rem;
}

.app-summary-card p:not(.eyebrow) {
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 750;
  line-height: 1.45;
}

.info-section {
  padding: 12px;
  border: 1px solid rgba(217, 212, 204, 0.86);
  border-radius: var(--radius);
  background: rgba(255, 244, 228, 0.74);
}

.info-diagnostics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.readiness-list {
  display: grid;
  gap: 8px;
}

.readiness-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  align-items: start;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 249, 236, 0.78);
}

.readiness-check {
  width: 24px;
  height: 24px;
  display: inline-grid;
  place-items: center;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-strong);
  font-weight: 900;
}

.readiness-item strong {
  display: block;
  font-size: 0.84rem;
}

.readiness-item p {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 0.76rem;
  line-height: 1.45;
}

.info-diagnostics div {
  display: grid;
  gap: 4px;
  min-height: 58px;
  padding: 10px;
  border: 1px solid rgba(217, 212, 204, 0.82);
  border-radius: var(--radius);
  background: rgba(255, 249, 236, 0.84);
}

.info-diagnostics span {
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 900;
  text-transform: uppercase;
}

.info-diagnostics strong {
  font-size: 0.86rem;
}

.info-disclosure summary {
  cursor: pointer;
  color: var(--accent-strong);
  font-weight: 950;
}

.policy-copy {
  display: grid;
  gap: 8px;
  margin-top: 10px;
}

.policy-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 750;
  line-height: 1.55;
}

.support-email-field input {
  min-height: 38px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 0 10px;
  background: rgba(255, 249, 236, 0.92);
  color: var(--ink);
  font-weight: 800;
}

.info-action-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin-top: 9px;
}

.info-action-row button {
  min-height: 38px;
  padding: 0 10px;
  font-size: 0.8rem;
  font-weight: 850;
}

.info-bullet-list {
  display: grid;
  gap: 7px;
  margin: 8px 0 0;
  padding-left: 18px;
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 750;
  line-height: 1.5;
}

.onboarding-panel {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: grid;
  place-items: center;
  padding: 18px;
  pointer-events: none;
}

.onboarding-card {
  width: min(94vw, 720px);
  display: grid;
  gap: 18px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: linear-gradient(145deg, rgba(255, 249, 236, 0.98), rgba(255, 240, 219, 0.98));
  box-shadow: 0 26px 80px rgba(30, 29, 26, 0.24);
  pointer-events: auto;
}

.onboarding-heading {
  display: flex;
  align-items: center;
  gap: 12px;
}

.onboarding-heading h2 {
  margin: 0;
  font-size: clamp(1.25rem, 4vw, 1.85rem);
}

.onboarding-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.onboarding-steps section {
  display: grid;
  gap: 8px;
  min-height: 142px;
  padding: 14px;
  border: 1px solid rgba(217, 212, 204, 0.9);
  border-radius: var(--radius);
  background: rgba(255, 249, 236, 0.78);
}

.onboarding-steps strong {
  color: var(--accent-strong);
  font-size: 0.95rem;
}

.onboarding-steps p {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 750;
  line-height: 1.55;
}

.onboarding-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

.onboarding-actions button {
  min-height: 42px;
  padding: 0 16px;
  font-weight: 900;
}

#onboardingDone {
  border-color: var(--accent);
  background: var(--accent);
  color: #fffaf0;
}

.mobile-home-hero {
  position: relative;
  min-height: 248px;
  display: grid;
  align-items: end;
  overflow: hidden;
  border: 1px solid rgba(217, 212, 204, 0.9);
  border-radius: var(--radius);
  background: #1f2428;
  box-shadow: var(--shadow-soft);
}

.mobile-home-hero img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.mobile-home-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(20, 28, 30, 0.08), rgba(18, 22, 23, 0.68));
}

.mobile-home-hero-copy {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 7px;
  padding: 18px;
  color: #fffaf0;
}

.mobile-home-hero-copy .eyebrow {
  color: #d7eee7;
}

.mobile-home-hero-copy h2 {
  font-size: 1.5rem;
  line-height: 1.08;
}

.mobile-home-hero-copy p:not(.eyebrow) {
  max-width: 25rem;
  margin: 0;
  color: rgba(255, 250, 240, 0.88);
  font-size: 0.86rem;
  font-weight: 760;
  line-height: 1.55;
}

.mobile-home-actions {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  gap: 8px;
}

.mobile-home-actions button,
.mobile-home-section .mini-heading button {
  min-width: 0;
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 0 12px;
  font-size: 0.84rem;
  font-weight: 900;
}

.mobile-primary-action {
  border-color: var(--accent);
  background: linear-gradient(135deg, var(--accent), var(--sky));
  color: #fffaf0;
}

.mobile-primary-action:hover {
  border-color: var(--accent-strong);
  color: #fffaf0;
}

.mobile-home-section {
  display: grid;
  gap: 10px;
}

.mobile-start-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 9px;
}

.mobile-start-card {
  min-width: 0;
  min-height: 204px;
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  padding: 0;
  overflow: hidden;
  text-align: left;
  background: rgba(255, 249, 236, 0.95);
  box-shadow: 0 8px 22px rgba(36, 38, 42, 0.08);
}

.mobile-start-card:hover {
  box-shadow: var(--shadow-soft);
  transform: translateY(-1px);
}

.mobile-start-thumb {
  display: block;
  min-height: 128px;
  overflow: hidden;
  background: rgba(215, 238, 231, 0.52);
}

.mobile-start-thumb img {
  width: 100%;
  height: 100%;
  min-height: 128px;
  display: block;
  object-fit: cover;
  transition: transform 220ms ease;
}

.mobile-start-card:hover .mobile-start-thumb img {
  transform: scale(1.035);
}

.mobile-start-copy {
  display: grid;
  gap: 4px;
  padding: 10px;
}

.mobile-start-copy strong {
  min-width: 0;
  font-size: 0.84rem;
  line-height: 1.25;
}

.mobile-start-copy span {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 760;
  line-height: 1.35;
}

.preview-source-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 760;
  line-height: 1.45;
}

.info-list {
  display: grid;
  gap: 8px;
  margin: 0;
}

.info-list div {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 10px;
  padding: 9px 10px;
  border: 1px solid rgba(217, 212, 204, 0.82);
  border-radius: var(--radius);
  background: rgba(255, 244, 228, 0.72);
}

.info-list dt,
.info-list dd {
  margin: 0;
  font-size: 0.82rem;
  line-height: 1.35;
}

.info-list dt {
  color: var(--muted);
  font-weight: 850;
}

.info-list dd {
  color: var(--ink);
  font-weight: 750;
}

.info-actions {
  display: grid;
  gap: 8px;
}

.info-actions button {
  min-height: 38px;
  font-weight: 850;
}

.album-panel {
  max-height: min(88vh, 760px);
  overflow: auto;
}

.album-section {
  display: grid;
  gap: 10px;
  padding: 12px;
  border: 1px solid rgba(217, 212, 204, 0.86);
  border-radius: var(--radius);
  background: rgba(255, 244, 228, 0.74);
}

.album-file-drop {
  min-height: 74px;
  display: grid;
  place-items: center;
  gap: 6px;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  background: rgba(255, 249, 236, 0.86);
  color: var(--accent-strong);
  cursor: pointer;
}

.album-file-drop input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.album-image-preview {
  min-height: 150px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 249, 236, 0.78);
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 800;
}

.album-image-preview img {
  width: 100%;
  max-height: 260px;
  object-fit: contain;
  display: block;
}

#albumPromptNote {
  min-height: 120px;
  resize: vertical;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 10px;
  background: rgba(255, 249, 236, 0.92);
  color: var(--ink);
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
  font-size: 0.78rem;
  line-height: 1.55;
}

.album-action-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.album-action-row button,
.album-card-actions button {
  min-height: 38px;
  font-weight: 850;
}

.album-list {
  display: grid;
  gap: 10px;
}

.album-card {
  display: grid;
  grid-template-columns: 82px minmax(0, 1fr);
  gap: 10px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(145deg, rgba(255, 249, 236, 0.92), rgba(255, 244, 228, 0.72)),
    var(--surface);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.7);
  transition:
    border-color 180ms ease,
    box-shadow 180ms ease,
    transform 180ms ease;
}

.album-card:hover {
  border-color: rgba(31, 122, 104, 0.34);
  box-shadow: var(--shadow-soft);
  transform: translateY(-1px);
}

.album-card img {
  width: 82px;
  height: 82px;
  object-fit: cover;
  border-radius: 7px;
  border: 1px solid var(--line);
}

.album-card-body {
  min-width: 0;
  display: grid;
  gap: 6px;
}

.album-card-body strong {
  overflow-wrap: anywhere;
  font-size: 0.86rem;
}

.album-card-body p {
  margin: 0;
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 750;
  line-height: 1.45;
}

.album-card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.album-card-actions button[data-album-restore] {
  border-color: rgba(31, 122, 104, 0.36);
  background: var(--accent-soft);
  color: var(--accent-strong);
}

.album-empty {
  margin: 0;
  padding: 12px;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  background: rgba(255, 249, 236, 0.62);
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 800;
  text-align: center;
}

.settings-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 9px;
}

select {
  min-height: 36px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 0 10px;
  background: var(--surface);
  color: var(--ink);
  font: inherit;
  font-size: 0.84rem;
  font-weight: 800;
}

.toggle-line {
  min-height: 36px;
  display: flex;
  align-items: center;
  gap: 8px;
  align-self: end;
}

.toggle-line input {
  width: 16px;
  height: 16px;
  accent-color: var(--accent);
}

.preset-tools {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto auto;
  gap: 7px;
}

.preset-pack-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.preset-pack-button {
  min-height: 206px;
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  align-content: stretch;
  align-items: stretch;
  gap: 0;
  padding: 0;
  text-align: left;
  background:
    linear-gradient(135deg, rgba(255, 249, 236, 0.98), rgba(255, 244, 228, 0.92)),
    var(--surface);
  position: relative;
  overflow: hidden;
}

.preset-pack-button:hover {
  box-shadow: var(--shadow-soft);
  transform: translateY(-1px);
}

.preset-pack-thumb {
  display: block;
  min-height: 130px;
  overflow: hidden;
  background: rgba(215, 238, 231, 0.5);
}

.preset-pack-thumb img {
  width: 100%;
  height: 100%;
  min-height: 130px;
  display: block;
  object-fit: cover;
  transition: transform 220ms ease;
}

.preset-pack-button:hover .preset-pack-thumb img {
  transform: scale(1.035);
}

.preset-pack-icon {
  align-self: center;
  margin: 12px 12px 0;
  width: 34px;
  height: 34px;
  display: inline-grid;
  place-items: center;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--accent-soft), #f8e2db);
  color: var(--accent-strong);
}

.preset-pack-icon svg {
  width: 19px;
  height: 19px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.preset-pack-copy {
  min-width: 0;
  display: grid;
  gap: 5px;
  padding: 10px;
}

.preset-pack-copy strong {
  min-width: 0;
  font-size: 0.84rem;
  line-height: 1.25;
}

.preset-pack-copy span,
.preset-pack-button > span:not(.preset-pack-icon):not(.preset-pack-thumb):not(.preset-pack-copy) {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 750;
  line-height: 1.35;
  min-width: 0;
}

.project-tools {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 7px;
}

.project-tools select {
  grid-column: 1 / -1;
}

.project-tools #saveProject,
.project-tools #loadProject,
.project-tools #duplicateProject,
.project-tools #deleteProject {
  grid-column: span 2;
}

.project-tools button {
  min-height: 36px;
  padding: 0 10px;
  font-size: 0.8rem;
  font-weight: 800;
}

.preset-tools button,
.mini-heading button {
  min-height: 36px;
  padding: 0 10px;
  font-size: 0.8rem;
  font-weight: 800;
}

.history-block {
  display: grid;
  gap: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--line);
}

.mini-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.mini-heading strong {
  font-size: 0.86rem;
}

.history-list {
  display: grid;
  gap: 6px;
}

.history-item {
  min-height: 38px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 7px 9px;
  text-align: left;
}

.history-item strong,
.history-item span {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.history-item strong {
  font-size: 0.8rem;
}

.history-item span,
.history-empty {
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 700;
}

.history-empty {
  margin: 0;
}

#promptOutput,
#structuredOutput {
  width: 100%;
  min-height: 320px;
  resize: vertical;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px;
  background: #fff8ec;
  color: var(--ink);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.82rem;
  line-height: 1.55;
}

#structuredOutput {
  min-height: 180px;
  color: #40444b;
}

@media (max-width: 1180px) {
  .workspace {
    grid-template-columns: 220px minmax(0, 1fr);
  }

  .rail {
    position: static;
    max-height: none;
    overflow: visible;
  }

  .output-pane {
    grid-column: 1 / -1;
    position: static;
    max-height: none;
    grid-template-columns: 1fr;
  }
}

@media (max-width: 820px) {
  body {
    background: linear-gradient(180deg, #fff9ec 0, #f8eddf 54%, #f4e7d7 100%);
    padding-bottom: calc(76px + env(safe-area-inset-bottom));
  }

  .topbar {
    min-height: max(10px, env(safe-area-inset-top));
    position: sticky;
    top: 0;
    display: block;
    padding: env(safe-area-inset-top) 0 0;
    border-bottom: 0;
    background: rgba(255, 249, 236, 0.86);
    box-shadow: none;
    backdrop-filter: none;
    pointer-events: none;
  }

  .brand-block {
    display: none;
  }

  .brand-block .eyebrow {
    display: none;
  }

  .app-logo {
    width: 46px;
    height: 46px;
    border-radius: 12px;
  }

  h1 {
    font-size: 1.08rem;
    line-height: 1.1;
  }

  .mobile-app-actions {
    display: none;
  }

  #menuToggle {
    margin-right: auto;
  }

  .app-result-button {
    min-width: 76px;
    height: 40px;
    padding: 0 9px;
    font-size: 0.78rem;
  }

  .status-strip {
    position: fixed;
    left: 12px;
    right: 12px;
    bottom: calc(82px + env(safe-area-inset-bottom));
    z-index: 90;
    min-width: 0;
    justify-content: flex-start;
    padding: 10px 12px;
    border: 1px solid rgba(217, 212, 204, 0.82);
    border-radius: var(--radius);
    background: rgba(255, 249, 236, 0.96);
    box-shadow: 0 12px 32px rgba(36, 38, 42, 0.16);
    font-size: 0.74rem;
    opacity: 0;
    pointer-events: none;
    transform: translateY(18px);
    transition:
      opacity 160ms ease,
      transform 160ms ease;
  }

  .bottom-nav {
    position: fixed;
    left: 10px;
    right: 10px;
    bottom: max(8px, env(safe-area-inset-bottom));
    z-index: 80;
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 6px;
    padding: 7px;
    border: 1px solid rgba(217, 212, 204, 0.9);
    border-radius: 16px;
    background: rgba(255, 249, 236, 0.96);
    box-shadow: 0 18px 46px rgba(36, 38, 42, 0.18);
    backdrop-filter: blur(18px);
  }

  .bottom-nav button {
    min-width: 0;
    min-height: 52px;
    display: grid;
    place-items: center;
    gap: 2px;
    padding: 5px 4px;
    border-color: transparent;
    background: transparent;
    color: var(--muted);
    font-size: 0.68rem;
    font-weight: 900;
  }

  .bottom-nav button[data-active="true"] {
    background: linear-gradient(135deg, var(--accent-soft), #f8e2db);
    color: var(--accent-strong);
  }

  .bottom-nav .ui-icon svg {
    width: 21px;
    height: 21px;
  }

  .status-strip[data-visible="true"] {
    opacity: 1;
    transform: translateY(0);
  }

  .workspace {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
    padding: 6px 10px 18px;
  }

  .rail {
    position: fixed;
    inset: 0 auto 0 0;
    z-index: 60;
    width: min(84vw, 326px);
    max-height: none;
    padding: 76px 12px 16px;
    overflow: auto;
    border-right: 1px solid rgba(217, 212, 204, 0.9);
    background: rgba(255, 249, 236, 0.98);
    box-shadow: 20px 0 50px rgba(36, 38, 42, 0.18);
    transform: translateX(-110%);
    transition: transform 180ms ease;
  }

  body.menu-open .rail {
    transform: translateX(0);
  }

  .drawer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    padding: 10px;
    border: 1px solid rgba(217, 212, 204, 0.78);
    border-radius: var(--radius);
    background: rgba(255, 249, 236, 0.82);
  }

  .drawer-brand .app-logo {
    width: 54px;
    height: 54px;
  }

  .drawer-brand strong {
    font-size: 0.95rem;
    line-height: 1.15;
  }

  .category-tabs {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .category-tab {
    min-height: 56px;
    padding: 10px;
    border-color: rgba(217, 212, 204, 0.78);
    background: rgba(255, 249, 236, 0.82);
    box-shadow: 0 8px 20px rgba(36, 38, 42, 0.06);
  }

  .category-tab[data-active="true"] {
    background: linear-gradient(90deg, rgba(215, 238, 231, 0.96), rgba(255, 249, 236, 0.94));
  }

  .category-icon {
    width: 36px;
    height: 36px;
  }

  .output-pane {
    position: static;
    max-height: none;
    grid-template-columns: 1fr;
    overflow: visible;
  }

  .output-tool-tabs {
    display: none;
  }

  .output-tool-dock {
    display: contents;
  }

  .output-pane .prompt-panel {
    position: fixed;
    left: 10px;
    right: 10px;
    top: auto;
    bottom: calc(86px + env(safe-area-inset-bottom));
    z-index: 70;
    display: grid;
    max-height: min(82dvh, 720px);
    overflow: auto;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(calc(100% + 28px));
    transition:
      opacity 190ms ease,
      transform 220ms ease,
      visibility 190ms ease;
  }

  body.prompt-open .output-pane .prompt-panel {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
    background: rgba(255, 249, 236, 0.98);
    box-shadow: 0 -18px 60px rgba(36, 38, 42, 0.2);
  }

  .feature-row {
    grid-template-columns: 1fr;
    padding: 10px;
    background: rgba(255, 249, 236, 0.74);
  }

  .color-editor {
    grid-template-columns: minmax(130px, 170px) minmax(0, 1fr);
  }

  .editor-pane,
  .prompt-panel {
    border-color: rgba(217, 212, 204, 0.78);
    background: rgba(255, 249, 236, 0.84);
    box-shadow: 0 10px 30px rgba(36, 38, 42, 0.08);
  }

  .feature-section {
    background: transparent;
  }

  .feature-row {
    border-color: rgba(222, 211, 192, 0.92);
  }

  .feature-label {
    background: transparent;
  }

  .editor-toolbar {
    align-items: flex-start;
    flex-direction: column;
    gap: 9px;
    min-height: 0;
  }

  .feature-section-title {
    align-items: flex-start;
  }

  .toolbar-actions {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .subject-tabs {
    position: sticky;
    top: max(8px, env(safe-area-inset-top));
    z-index: 5;
    margin-bottom: 10px;
    background: rgba(255, 249, 236, 0.95);
    box-shadow: 0 8px 24px rgba(36, 38, 42, 0.08);
  }

  .toolbar-actions button,
  .prompt-actions button,
  .preset-tools button,
  .mini-heading button {
    min-height: 42px;
  }

  .option-button {
    min-height: 44px;
    background: rgba(255, 249, 236, 0.9);
  }

  .option-button[data-active="true"] {
    background: linear-gradient(135deg, #d7eee7, #f7e3df);
    box-shadow: inset 0 0 0 1px rgba(31, 122, 104, 0.12);
  }

  .utility-panel {
    position: fixed;
    left: 10px;
    right: 10px;
    bottom: calc(86px + env(safe-area-inset-bottom));
    z-index: 70;
    display: grid;
    max-height: min(78dvh, 620px);
    overflow: auto;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(calc(100% + 28px));
    transition:
      opacity 190ms ease,
      transform 220ms ease,
      visibility 190ms ease;
  }

  body.settings-open .utility-panel,
  body.presets-open .utility-panel {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
    background: rgba(255, 249, 236, 0.98);
    box-shadow: 0 -18px 60px rgba(36, 38, 42, 0.2);
  }

  body.settings-open .utility-panel [data-utility-view] {
    display: grid;
  }

  .panel-close {
    display: inline-grid;
  }

  .app-info-panel,
  .album-panel {
    top: auto;
    left: 10px;
    right: 10px;
    bottom: calc(86px + env(safe-area-inset-bottom));
    width: auto;
    max-height: min(76dvh, 560px);
    overflow: auto;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(calc(100% + 28px));
    transition:
      opacity 190ms ease,
      transform 220ms ease,
      visibility 190ms ease;
  }

  body.info-open .app-info-panel,
  body.album-open .album-panel {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
    background: rgba(255, 249, 236, 0.98);
    box-shadow: 0 -18px 60px rgba(36, 38, 42, 0.2);
  }

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

  .info-action-row {
    grid-template-columns: 1fr;
  }

  .onboarding-panel {
    align-items: end;
    padding: 10px;
  }

  .onboarding-card {
    width: 100%;
    max-height: min(82dvh, 680px);
    overflow: auto;
  }

  .onboarding-steps {
    grid-template-columns: 1fr;
  }

  .onboarding-steps section {
    min-height: 0;
  }
}

@media (max-width: 820px) and (orientation: portrait) {
  .mobile-home {
    display: grid;
    gap: 12px;
    animation: panel-rise 220ms ease both;
  }

  body.mobile-editing .mobile-home {
    display: none;
  }

  body:not(.mobile-editing) .editor-pane {
    display: none;
  }

  body:not(.mobile-editing) .workspace {
    align-content: start;
  }
}

@media (max-width: 520px) {
  .workspace {
    padding-inline: 10px;
  }

  .mobile-app-actions {
    gap: 6px;
  }

  .app-result-button {
    min-width: 70px;
  }

  .editor-pane,
  .prompt-panel,
  .utility-panel,
  .app-info-panel,
  .album-panel {
    padding: 11px;
  }

  .option-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }

  .feature-section-title {
    flex-direction: column;
  }

  .section-heading-actions {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr auto;
  }

  .section-random {
    justify-content: center;
  }

  .color-editor {
    grid-template-columns: 1fr;
  }

  .color-wheel {
    justify-self: center;
    width: min(74vw, 210px);
  }

  .settings-grid,
  .preset-tools,
  .preset-pack-grid,
  .project-tools,
  .editor-tools,
  .profile-actions,
  .app-summary-card,
  .info-diagnostics,
  .album-action-row {
    grid-template-columns: 1fr;
  }

  .album-card {
    grid-template-columns: 72px minmax(0, 1fr);
  }

  .album-card img {
    width: 72px;
    height: 72px;
  }

  .profile-action-button {
    min-height: 42px;
  }

  #promptOutput {
    min-height: 260px;
  }

  body.prompt-open #promptOutput {
    min-height: 42dvh;
  }

  #structuredOutput {
    min-height: 150px;
  }

  body.prompt-open #structuredOutput {
    min-height: 24dvh;
  }

}

@media (max-height: 760px) {
  .topbar {
    position: static;
  }

  .output-pane {
    position: static;
    max-height: none;
    overflow: visible;
  }
}

@media (max-height: 760px) and (min-width: 821px) {
  .rail {
    position: static;
    max-height: none;
    overflow: visible;
  }
}

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