:root {
  color-scheme: dark;
  --bg-top: #06101a;
  --bg-bottom: #0b1420;
  --text: #edf4fb;
  --muted: #96a8ba;
  --surface: rgba(11, 19, 29, 0.78);
  --surface-strong: rgba(16, 26, 38, 0.92);
  --surface-soft: rgba(255, 255, 255, 0.055);
  --panel: linear-gradient(180deg, rgba(18, 28, 40, 0.92), rgba(10, 16, 24, 0.84));
  --card: linear-gradient(180deg, rgba(18, 28, 40, 0.96), rgba(11, 18, 26, 0.88));
  --input-bg: rgba(8, 14, 22, 0.92);
  --accent: #6fbbff;
  --accent-strong: #2d72d8;
  --accent-soft: rgba(105, 190, 255, 0.16);
  --button-text: #f6fbff;
  --border: rgba(135, 158, 182, 0.2);
  --focus: rgba(110, 196, 255, 0.36);
  --shadow: 0 38px 90px rgba(0, 0, 0, 0.45);
  --shadow-soft: 0 20px 42px rgba(0, 0, 0, 0.28);
  --grid-line: rgba(255, 255, 255, 0.04);
  --radius-xl: 34px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-pill: 999px;
  --tool-shell-max: 1360px;
  --pipeline-shell-max: 1540px;
  --workspace-shell-max: 1680px;
  --home-shell-max: 1440px;
}

html[data-theme="light"] {
  color-scheme: light;
  --bg-top: #eef5fb;
  --bg-bottom: #dde7f2;
  --text: #132233;
  --muted: #607385;
  --surface: rgba(255, 255, 255, 0.78);
  --surface-strong: rgba(255, 255, 255, 0.94);
  --surface-soft: rgba(226, 236, 246, 0.72);
  --panel: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(242, 247, 251, 0.92));
  --card: linear-gradient(180deg, rgba(255, 255, 255, 0.99), rgba(244, 248, 252, 0.94));
  --input-bg: rgba(249, 252, 255, 0.95);
  --accent: #4ea8ff;
  --accent-strong: #2d69d7;
  --accent-soft: rgba(70, 145, 255, 0.13);
  --button-text: #ffffff;
  --border: rgba(94, 121, 148, 0.22);
  --focus: rgba(70, 145, 255, 0.24);
  --shadow: 0 30px 64px rgba(26, 42, 60, 0.16);
  --shadow-soft: 0 16px 28px rgba(34, 49, 68, 0.12);
  --grid-line: rgba(18, 41, 65, 0.05);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html {
  min-height: 100%;
}

body {
  margin: 0;
  min-height: 100svh;
  font-family: "Segoe UI Variable Text", "Aptos", "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 14% 18%, rgba(71, 144, 255, 0.22), transparent 28%),
    radial-gradient(circle at 86% 4%, rgba(46, 186, 168, 0.14), transparent 24%),
    linear-gradient(180deg, var(--bg-top), var(--bg-bottom));
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.72), transparent 92%);
  pointer-events: none;
  z-index: 0;
}

body::after {
  content: "";
  position: fixed;
  right: -120px;
  bottom: -140px;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(89, 165, 255, 0.28), transparent 66%);
  filter: blur(16px);
  pointer-events: none;
  z-index: 0;
}

a,
button,
input,
select,
textarea {
  transition:
    background-color 180ms ease,
    border-color 180ms ease,
    box-shadow 180ms ease,
    color 180ms ease,
    transform 180ms ease,
    opacity 180ms ease;
}

.page-shell {
  min-height: 100svh;
  padding: clamp(20px, 4vw, 44px);
  display: grid;
  place-items: center;
  position: relative;
  z-index: 1;
}

.page-shell.page-shell-workspace {
  place-items: start center;
  padding-block: clamp(18px, 3vw, 30px);
}

.page-shell.page-shell-pipeline {
  place-items: start center;
  padding-block: clamp(18px, 3vw, 34px);
}

.tool-card {
  width: min(var(--tool-shell-max), 100%);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: clamp(22px, 4vw, 38px);
  display: grid;
  gap: 22px;
  position: relative;
  overflow: hidden;
}

.tool-card.tool-card-workspace {
  width: min(var(--workspace-shell-max), 100%);
}

.tool-card.tool-card-pipeline {
  width: min(var(--pipeline-shell-max), 100%);
  gap: 24px;
}

.tool-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 140px;
  background: linear-gradient(135deg, var(--accent-soft), transparent 64%);
  pointer-events: none;
}

.site-home {
  width: min(var(--home-shell-max), 100%);
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 20px;
}

.site-home > .site-header,
.site-home > .tool-directory,
.site-home > .site-footer {
  grid-column: 1 / -1;
}

.site-home > .intro {
  grid-column: 1 / span 7;
}

.site-home > .trust {
  grid-column: 8 / -1;
}

.site-header {
  position: relative;
  z-index: 1;
  padding-bottom: 6px;
}

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

.brand-block {
  display: grid;
  gap: 10px;
}

.site-kicker {
  margin: 0;
  color: var(--accent);
  font-size: 0.84rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 700;
}

.site-header h1 {
  margin: 0;
  font-size: clamp(2rem, 6vw, 3.3rem);
  line-height: 0.96;
  letter-spacing: -0.035em;
  font-weight: 800;
}

.site-home .site-header h1 {
  font-size: clamp(2.2rem, 7vw, 4.2rem);
}

.eyebrow {
  margin: 0;
}

.subtitle {
  margin: 0;
  color: var(--muted);
  max-width: 680px;
  font-size: 1.04rem;
}

.theme-toggle,
button,
.tool-link,
.download-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  min-width: 0;
  height: 38px;
  padding: 0 16px;
  border-radius: var(--radius-pill);
  text-decoration: none;
  font: inherit;
  font-weight: 700;
  letter-spacing: 0.01em;
  line-height: 1;
  white-space: nowrap;
  cursor: pointer;
}

button,
.tool-link {
  border: 1px solid transparent;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: var(--button-text);
  box-shadow: 0 14px 28px rgba(37, 87, 168, 0.22);
}

button:hover,
button:focus-visible,
.tool-link:hover,
.tool-link:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 16px 34px rgba(37, 87, 168, 0.28);
}

.button-secondary,
.download-link,
.theme-toggle {
  border: 1px solid var(--border);
  background: var(--surface-soft);
  color: var(--text);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

.button-secondary:hover,
.button-secondary:focus-visible,
.download-link:hover,
.download-link:focus-visible,
.theme-toggle:hover,
.theme-toggle:focus-visible {
  transform: translateY(-1px);
  border-color: rgba(120, 164, 201, 0.38);
  box-shadow: 0 14px 28px rgba(0, 0, 0, 0.14);
}

button:disabled {
  opacity: 0.62;
  cursor: wait;
  transform: none;
  box-shadow: none;
}

:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px var(--focus);
}

.inline-link {
  color: var(--accent);
  text-decoration: none;
  font-weight: 700;
}

.inline-link:hover,
.inline-link:focus-visible {
  color: var(--text);
}

.intro,
.trust,
.tool-directory,
.converter,
.how-it-works,
.hero-panel,
.form-stack {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px;
  background: var(--panel);
  box-shadow: var(--shadow-soft);
  position: relative;
  z-index: 1;
}

.intro h2,
.converter h2,
.hero-panel h2 {
  margin: 0 0 10px;
  font-size: 1.35rem;
  line-height: 1.15;
}

.intro p,
.hero-panel p {
  margin: 0;
  color: var(--muted);
}

.trust h3,
.tool-directory h3,
.how-it-works h3 {
  margin: 0 0 12px;
  font-size: 1.08rem;
}

.tool-directory > .muted-text {
  margin-bottom: 16px;
}

.related-tools-panel {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px;
  background: var(--panel);
  box-shadow: var(--shadow-soft);
  position: relative;
  z-index: 1;
  display: grid;
  gap: 18px;
}

.related-tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(240px, 100%), 1fr));
  gap: 16px;
}

.related-tool-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px;
  background: var(--card);
  box-shadow: var(--shadow-soft);
  display: grid;
  gap: 12px;
}

.related-tool-card h4,
.related-tool-card p {
  margin: 0;
}

.related-tool-card .tool-link {
  margin-top: auto;
}

.tool-toolbar,
.tool-filter-panel {
  position: relative;
  z-index: 1;
}

.tool-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 14px;
}

.tool-search-panel {
  flex: 1 1 320px;
  display: grid;
  gap: 8px;
}

.tool-search-input {
  width: 100%;
  min-height: 48px;
  padding: 0 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--input-bg);
  color: var(--text);
  font: inherit;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.02);
}

.tool-filter-panel {
  display: grid;
  gap: 10px;
  margin-bottom: 16px;
}

.tool-filter-label {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.tool-filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tool-filter-button {
  border: 1px solid var(--border);
  background: var(--surface-soft);
  color: var(--muted);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

.tool-filter-button.is-active {
  border-color: transparent;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: var(--button-text);
  box-shadow: 0 14px 28px rgba(37, 87, 168, 0.22);
}

.tool-filter-button:hover,
.tool-filter-button:focus-visible {
  color: var(--text);
}

.tool-filter-button.is-active:hover,
.tool-filter-button.is-active:focus-visible {
  color: var(--button-text);
}

.tools-scroll-region {
  position: relative;
  z-index: 1;
}

.tools-scroll-region.is-scrollable {
  overflow-y: auto;
  overscroll-behavior-y: auto;
  padding-right: 10px;
  margin-right: -10px;
  scrollbar-width: thin;
  scrollbar-color: rgba(111, 187, 255, 0.48) rgba(255, 255, 255, 0.05);
}

.tools-scroll-region.is-scrollable::after {
  content: "";
  position: sticky;
  left: 0;
  right: 10px;
  bottom: 0;
  height: 28px;
  display: block;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0), rgba(6, 12, 19, 0.82));
  pointer-events: none;
}

.tools-scroll-region.is-scrollable::-webkit-scrollbar {
  width: 10px;
}

.tools-scroll-region.is-scrollable::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.04);
  border-radius: var(--radius-pill);
}

.tools-scroll-region.is-scrollable::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, rgba(111, 187, 255, 0.72), rgba(45, 114, 216, 0.72));
  border-radius: var(--radius-pill);
}

.policy-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.policy-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  background: var(--surface-soft);
  border: 1px solid var(--border);
  color: var(--text);
}

.policy-list li::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  box-shadow: 0 0 0 6px rgba(109, 186, 255, 0.1);
  flex: 0 0 auto;
  margin-top: 0.45em;
}

.tool-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 18px;
  align-items: stretch;
}

.tool-tile {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 18px;
  background: var(--card);
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 100%;
}

.tool-tile::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 92px;
  background: linear-gradient(135deg, var(--accent-soft), transparent 68%);
  pointer-events: none;
}

.tool-tile:hover {
  transform: translateY(-4px);
  box-shadow: 0 26px 46px rgba(0, 0, 0, 0.2);
  border-color: rgba(120, 164, 201, 0.34);
}

.tool-title,
.tool-summary,
.tool-privacy,
.tool-link,
.tool-meta-row {
  position: relative;
  z-index: 1;
}

.tool-title {
  margin: 2px 0 0;
  font-size: 1.18rem;
  line-height: 1.2;
}

.tool-meta-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.tool-badge {
  display: inline-flex;
  align-items: center;
  border-radius: var(--radius-pill);
  padding: 5px 10px;
  background: rgba(107, 188, 255, 0.12);
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.tool-badge-runtime {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
}

.tool-badge-runtime-browser {
  background: rgba(101, 227, 176, 0.14);
  color: #8bf3c7;
}

.tool-badge-runtime-server {
  background: rgba(255, 184, 107, 0.16);
  color: #ffc98f;
}

html[data-theme="light"] .tool-badge-runtime-browser {
  background: rgba(47, 166, 124, 0.14);
  color: #1f7a59;
}

html[data-theme="light"] .tool-badge-runtime-server {
  background: rgba(203, 122, 32, 0.14);
  color: #995413;
}

.tool-summary,
.tool-privacy,
.muted-text {
  margin: 0;
  color: var(--muted);
}

.tool-runtime-note {
  margin: 0;
  color: var(--text-soft);
  font-size: 0.94rem;
  line-height: 1.5;
}

.tool-privacy {
  font-size: 0.95rem;
}

.tool-tile .tool-link {
  margin-top: auto;
}

.converter-form,
.form-stack {
  display: grid;
  gap: 16px;
}

.result-shell {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px;
  background:
    linear-gradient(180deg, rgba(109, 186, 255, 0.04), rgba(109, 186, 255, 0)),
    var(--card);
  box-shadow: var(--shadow-soft);
  display: grid;
  gap: 14px;
}

.result-shell-header {
  display: grid;
  gap: 6px;
}

.result-shell-title {
  margin: 0;
  font-size: 1rem;
}

.result-shell-note {
  margin: 0;
  color: var(--muted);
}

.result-shell-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.result-shell-status {
  margin: 0;
  min-height: 0;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.03);
}

.background-removal-results {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(250px, 100%), 1fr));
  gap: 16px;
}

.background-removal-result-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px;
  background: var(--card);
  box-shadow: var(--shadow-soft);
  display: grid;
  gap: 14px;
}

.background-removal-result-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
  flex-wrap: wrap;
}

.background-removal-result-title,
.background-removal-result-summary {
  margin: 0;
}

.background-removal-result-title {
  font-size: 1rem;
}

.background-removal-result-summary {
  color: var(--muted);
  font-size: 0.95rem;
}

.background-removal-provider-row,
.background-removal-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.background-removal-preview-frame {
  min-height: 240px;
  border: 1px solid var(--border);
  border-radius: calc(var(--radius-lg) - 4px);
  padding: 14px;
  display: grid;
  place-items: center;
  overflow: hidden;
  background:
    linear-gradient(45deg, rgba(255, 255, 255, 0.06) 25%, transparent 25%, transparent 75%, rgba(255, 255, 255, 0.06) 75%),
    linear-gradient(45deg, rgba(255, 255, 255, 0.06) 25%, transparent 25%, transparent 75%, rgba(255, 255, 255, 0.06) 75%),
    linear-gradient(180deg, rgba(14, 24, 37, 0.94), rgba(8, 15, 25, 0.98));
  background-size: 22px 22px, 22px 22px, auto;
  background-position: 0 0, 11px 11px, 0 0;
}

.background-removal-preview-frame img {
  display: block;
  max-width: 100%;
  max-height: 320px;
  object-fit: contain;
  filter: drop-shadow(0 14px 32px rgba(0, 0, 0, 0.28));
}

.background-removal-result-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

html[data-theme="light"] .background-removal-preview-frame {
  background:
    linear-gradient(45deg, rgba(19, 34, 51, 0.05) 25%, transparent 25%, transparent 75%, rgba(19, 34, 51, 0.05) 75%),
    linear-gradient(45deg, rgba(19, 34, 51, 0.05) 25%, transparent 25%, transparent 75%, rgba(19, 34, 51, 0.05) 75%),
    linear-gradient(180deg, rgba(245, 249, 253, 0.98), rgba(234, 241, 247, 0.96));
  background-size: 22px 22px, 22px 22px, auto;
  background-position: 0 0, 11px 11px, 0 0;
}

label {
  color: var(--text);
  font-weight: 700;
}

input[type="file"],
textarea,
.text-input,
.select-input,
.number-input {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--input-bg);
  color: var(--text);
  font: inherit;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.02);
}

input[type="file"] {
  padding: 12px 14px;
}

input[type="file"]::file-selector-button {
  height: 32px;
  margin-right: 12px;
  padding: 0 14px;
  border: 0;
  border-radius: var(--radius-pill);
  background: rgba(109, 186, 255, 0.15);
  color: var(--text);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.file-drop-zone {
  width: 100%;
  min-height: 0;
  height: auto;
  padding: 16px 18px;
  border: 1px dashed rgba(109, 186, 255, 0.34);
  border-radius: var(--radius-md);
  background:
    linear-gradient(180deg, rgba(109, 186, 255, 0.08), rgba(109, 186, 255, 0.03)),
    var(--input-bg);
  color: var(--text);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
  justify-content: flex-start;
  text-align: left;
  white-space: normal;
  gap: 4px;
}

.file-drop-zone:hover,
.file-drop-zone:focus-visible,
.file-drop-zone.is-dragover {
  transform: none;
  border-color: rgba(109, 186, 255, 0.68);
  background:
    linear-gradient(180deg, rgba(109, 186, 255, 0.14), rgba(109, 186, 255, 0.06)),
    var(--input-bg);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.04),
    0 0 0 4px var(--focus);
}

.file-drop-zone.is-error {
  border-color: rgba(255, 138, 138, 0.72);
  background:
    linear-gradient(180deg, rgba(255, 138, 138, 0.12), rgba(255, 138, 138, 0.05)),
    var(--input-bg);
}

.file-drop-title {
  font-weight: 700;
}

.file-drop-meta {
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.45;
}

textarea {
  min-height: 250px;
  padding: 14px 16px;
  resize: vertical;
  font-family: Consolas, "SFMono-Regular", Monaco, monospace;
  line-height: 1.55;
}

.select-input,
.text-input,
.number-input {
  max-width: 200px;
  padding: 10px 12px;
}

.text-input,
.number-input {
  max-width: none;
}

.status-message,
#status-message {
  margin: 0;
  min-height: 1.4em;
  color: var(--muted);
}

.status-message.is-error {
  color: #ff8a8a;
}

html[data-theme="light"] .status-message.is-error {
  color: #b23a48;
}

.how-it-works p {
  margin: 0;
}

.how-it-works ul {
  margin: 0;
  padding-left: 20px;
  color: var(--muted);
  display: grid;
  gap: 8px;
}

.info-grid,
.editor-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(320px, 100%), 1fr));
  gap: 16px;
  position: relative;
  z-index: 1;
}

.info-card,
.editor-panel {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px;
  background: var(--card);
  box-shadow: var(--shadow-soft);
  display: grid;
  gap: 12px;
}

.info-card h4 {
  margin: 0;
  font-size: 1rem;
}

.info-card p,
.info-card ul {
  margin: 0;
  color: var(--muted);
}

.info-card ul {
  padding-left: 20px;
  display: grid;
  gap: 7px;
}

.control-row,
.button-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.field-grid,
.metric-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 12px;
}

.field-grid-span-full {
  grid-column: 1 / -1;
}

.field-stack {
  display: grid;
  gap: 8px;
}

.segmented-control {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  background: var(--surface-soft);
}

.segment-option {
  position: relative;
  cursor: pointer;
}

.segment-option input {
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
}

.segment-option span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 84px;
  height: 34px;
  padding: 0 14px;
  border-radius: var(--radius-pill);
  color: var(--muted);
  font-weight: 700;
}

.segment-option input:checked + span {
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: var(--button-text);
  box-shadow: 0 12px 24px rgba(37, 87, 168, 0.2);
}

.pdf-mode-control {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  align-items: stretch;
  gap: 10px;
  padding: 8px;
  border-radius: 28px;
}

.pdf-mode-control .segment-option {
  display: flex;
  min-width: 0;
}

.pdf-mode-control .segment-option span {
  width: 100%;
  min-width: 0;
  min-height: 56px;
  height: auto;
  padding: 10px 14px;
  line-height: 1.2;
  text-align: center;
  white-space: normal;
}

.pdf-toolkit-controls button,
.pdf-toolkit-controls .button-secondary,
.pdf-toolkit-controls .download-link,
.pdf-toolkit-controls input[type="file"]::file-selector-button {
  min-height: 42px;
  height: auto;
  line-height: 1.15;
}

.pdf-toolkit-controls button,
.pdf-toolkit-controls .button-secondary,
.pdf-toolkit-controls .download-link {
  padding: 10px 18px;
}

.source-panel {
  display: grid;
  gap: 12px;
}

.image-preview-frame {
  min-height: 280px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at top, rgba(109, 186, 255, 0.08), transparent 34%),
    var(--input-bg);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.02);
  padding: 18px;
  display: grid;
  place-items: center;
  overflow: hidden;
}

.canvas-preview-frame {
  min-height: 280px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at top, rgba(109, 186, 255, 0.08), transparent 34%),
    var(--input-bg);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.02);
  padding: 18px;
  display: grid;
  place-items: center;
  overflow: hidden;
}

.canvas-preview-frame.is-square-preview {
  min-height: 320px;
}

.pixel-editor-frame {
  min-height: 420px;
  padding: 14px;
}

.pixel-editor-scroll {
  width: 100%;
  max-width: 100%;
  max-height: 560px;
  overflow: auto;
  display: grid;
  place-items: start center;
  padding: 4px;
  scrollbar-width: thin;
  scrollbar-color: rgba(111, 187, 255, 0.48) rgba(255, 255, 255, 0.05);
}

.pixel-editor-scroll::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

.pixel-editor-scroll::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.04);
  border-radius: var(--radius-pill);
}

.pixel-editor-scroll::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, rgba(111, 187, 255, 0.72), rgba(45, 114, 216, 0.72));
  border-radius: var(--radius-pill);
}

.image-preview {
  display: block;
  max-width: 100%;
  max-height: 320px;
  border-radius: calc(var(--radius-md) - 4px);
  box-shadow: 0 18px 38px rgba(0, 0, 0, 0.22);
}

.preview-canvas {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: calc(var(--radius-md) - 4px);
  box-shadow: 0 18px 38px rgba(0, 0, 0, 0.22);
}

.image-preview.is-pixel-preview,
.preview-canvas.is-pixel-preview,
.sprite-output-grid .output-file-preview {
  image-rendering: pixelated;
}

.preview-canvas-square {
  aspect-ratio: 1 / 1;
  max-width: 256px;
}

.compare-stage {
  position: relative;
  min-height: 420px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at top, rgba(109, 186, 255, 0.08), transparent 34%),
    var(--input-bg);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.02);
  padding: 18px;
  display: grid;
  place-items: center;
  overflow: hidden;
}

.compare-slider-view {
  position: relative;
  width: min(100%, 980px);
  aspect-ratio: 16 / 10;
  border-radius: calc(var(--radius-lg) - 4px);
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(15, 23, 35, 0.9), rgba(8, 16, 28, 0.96)),
    linear-gradient(45deg, rgba(255, 255, 255, 0.03) 25%, transparent 25%, transparent 75%, rgba(255, 255, 255, 0.03) 75%),
    linear-gradient(45deg, rgba(255, 255, 255, 0.03) 25%, transparent 25%, transparent 75%, rgba(255, 255, 255, 0.03) 75%);
  background-size: auto, 22px 22px, 22px 22px;
  background-position: 0 0, 0 0, 11px 11px;
  touch-action: none;
  user-select: none;
  cursor: ew-resize;
}

.compare-image {
  position: absolute;
  inset: 0;
}

.compare-image-overlay {
  z-index: 2;
}

.compare-media {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.compare-badge,
.compare-split-label {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 4;
  display: inline-flex;
  align-items: center;
  padding: 6px 11px;
  border-radius: var(--radius-pill);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--button-text);
  background: rgba(7, 14, 24, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
}

.compare-badge-after,
.compare-split-panel:last-child .compare-split-label {
  background: rgba(34, 91, 173, 0.78);
}

.compare-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 0;
  z-index: 5;
  pointer-events: none;
}

.compare-handle::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: -1px;
  width: 2px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow:
    0 0 0 1px rgba(14, 21, 35, 0.25),
    0 0 24px rgba(111, 187, 255, 0.22);
}

.compare-handle-grip {
  position: absolute;
  top: 50%;
  left: 0;
  width: 44px;
  height: 44px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(111, 187, 255, 0.96), rgba(45, 114, 216, 0.96));
  box-shadow: 0 18px 38px rgba(10, 18, 31, 0.3);
}

.compare-handle-grip::before,
.compare-handle-grip::after {
  content: "";
  position: absolute;
  top: 50%;
  width: 8px;
  height: 12px;
  border-top: 2px solid var(--button-text);
  border-right: 2px solid var(--button-text);
  transform: translateY(-50%) rotate(135deg);
}

.compare-handle-grip::before {
  left: 12px;
}

.compare-handle-grip::after {
  right: 12px;
  transform: translateY(-50%) rotate(-45deg);
}

.compare-split-view {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.compare-split-panel {
  position: relative;
  display: grid;
  gap: 10px;
}

.compare-split-media {
  position: relative;
  min-height: 320px;
  border: 1px solid var(--border);
  border-radius: calc(var(--radius-lg) - 4px);
  background:
    linear-gradient(135deg, rgba(15, 23, 35, 0.9), rgba(8, 16, 28, 0.96)),
    linear-gradient(45deg, rgba(255, 255, 255, 0.03) 25%, transparent 25%, transparent 75%, rgba(255, 255, 255, 0.03) 75%),
    linear-gradient(45deg, rgba(255, 255, 255, 0.03) 25%, transparent 25%, transparent 75%, rgba(255, 255, 255, 0.03) 75%);
  background-size: auto, 22px 22px, 22px 22px;
  background-position: 0 0, 0 0, 11px 11px;
  overflow: hidden;
}

.compare-split-media .compare-media {
  position: absolute;
  inset: 0;
}

.compare-split-label {
  position: static;
  justify-self: start;
}

.pixel-editor-canvas {
  width: auto;
  max-width: none;
  cursor: crosshair;
}

.image-placeholder {
  margin: 0;
  color: var(--muted);
  text-align: center;
  max-width: 28ch;
}

.metric-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface-soft);
  padding: 14px 16px;
  display: grid;
  gap: 4px;
}

.metric-card strong {
  font-size: 1rem;
  overflow-wrap: anywhere;
}

.metric-label {
  color: var(--muted);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.checkbox-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface-soft);
  cursor: pointer;
}

.checkbox-card input {
  width: 18px;
  height: 18px;
  margin: 0;
  accent-color: var(--accent);
  flex: 0 0 auto;
}

.checkbox-card span {
  color: var(--text);
  font-weight: 600;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.chip-button {
  min-width: 0;
}

.chip-button.is-active {
  border-color: transparent;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: var(--button-text);
  box-shadow: 0 14px 28px rgba(37, 87, 168, 0.22);
}

.aspect-row {
  display: grid;
  gap: 10px;
}

.pixel-control-section {
  display: grid;
  gap: 10px;
}

.quality-panel {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px;
  background: var(--surface-soft);
  display: grid;
  gap: 12px;
}

.warning-callout {
  border: 1px solid rgba(255, 179, 102, 0.28);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  background: linear-gradient(180deg, rgba(255, 186, 92, 0.12), rgba(255, 186, 92, 0.06));
  display: grid;
  gap: 8px;
}

.warning-callout h3,
.warning-callout p {
  margin: 0;
}

.warning-callout h3 {
  color: #ffcf8a;
  font-size: 1rem;
}

.warning-callout p {
  color: #ffd9a9;
}

html[data-theme="light"] .warning-callout {
  border-color: rgba(190, 121, 28, 0.22);
  background: linear-gradient(180deg, rgba(255, 211, 145, 0.42), rgba(255, 240, 214, 0.7));
}

html[data-theme="light"] .warning-callout h3 {
  color: #8d4f08;
}

html[data-theme="light"] .warning-callout p {
  color: #7b5830;
}

.download-link {
  padding: 0 16px;
}

.generator-panel {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px;
  background: var(--panel);
  box-shadow: var(--shadow-soft);
  position: relative;
  z-index: 1;
  display: grid;
  gap: 18px;
}

.generator-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}

.password-output-panel {
  display: grid;
  gap: 12px;
}

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

.password-display {
  width: 100%;
  height: 52px;
  padding: 0 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--input-bg);
  color: var(--text);
  font: 700 1rem/1 Consolas, "SFMono-Regular", Monaco, monospace;
  letter-spacing: 0.04em;
}

.length-row,
.strength-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
}

.length-value,
.strength-value {
  color: var(--text);
  font-weight: 700;
}

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

.strength-label {
  color: var(--muted);
}

.strength-meter {
  height: 10px;
  border-radius: var(--radius-pill);
  background: var(--surface-soft);
  overflow: hidden;
}

.strength-fill {
  display: block;
  height: 100%;
  width: 0;
  border-radius: inherit;
  background: linear-gradient(135deg, #ffb86b, #ff8a47);
}

.strength-fill[data-level="strong"] {
  background: linear-gradient(135deg, #6fbbff, #2d72d8);
}

.strength-fill[data-level="very-strong"] {
  background: linear-gradient(135deg, #65e3b0, #2fa67c);
}

.strength-value[data-level="fair"] {
  color: #ffb86b;
}

.strength-value[data-level="strong"] {
  color: var(--accent);
}

.strength-value[data-level="very-strong"] {
  color: #65e3b0;
}

.metric-card.is-pass strong {
  color: #65e3b0;
}

.metric-card.is-fail strong {
  color: #ff8a8a;
}

html[data-theme="light"] .metric-card.is-pass strong {
  color: #1f7a59;
}

html[data-theme="light"] .metric-card.is-fail strong {
  color: #b23a48;
}

.color-input-row {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
}

.color-swatch-input {
  width: 72px;
  height: 52px;
  padding: 4px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--input-bg);
  cursor: pointer;
}

.contrast-preview {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  background: var(--card);
  box-shadow: var(--shadow-soft);
  display: grid;
  gap: 12px;
}

.contrast-preview-label {
  margin: 0;
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.contrast-sample {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px;
  display: grid;
  gap: 10px;
}

.contrast-sample h3,
.contrast-sample p {
  margin: 0;
}

.palette-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 14px;
}

.palette-swatch {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--card);
  box-shadow: var(--shadow-soft);
  display: grid;
}

.palette-swatch.is-clickable {
  cursor: pointer;
}

.palette-swatch.is-clickable:hover,
.palette-swatch.is-clickable:focus-within {
  border-color: rgba(111, 187, 255, 0.4);
}

.palette-swatch.is-active {
  border-color: rgba(111, 187, 255, 0.72);
  box-shadow:
    0 0 0 4px var(--focus),
    var(--shadow-soft);
}

.palette-swatch-color {
  min-height: 132px;
  padding: 18px;
  display: flex;
  align-items: flex-end;
}

.palette-swatch-role {
  font-size: 0.92rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.palette-swatch-meta {
  padding: 14px 16px 16px;
  display: grid;
  gap: 10px;
}

.palette-swatch-hex {
  font: 700 1rem/1 Consolas, "SFMono-Regular", Monaco, monospace;
  color: var(--text);
}

.palette-swatch-hsl {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.palette-swatch-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.palette-lock-button {
  min-width: 0;
}

.palette-swatch-stat {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.palette-preview {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  background: var(--card);
  box-shadow: var(--shadow-soft);
  display: grid;
  gap: 12px;
}

.palette-preview-label {
  margin: 0;
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.palette-preview-surface {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: grid;
  gap: 14px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

.studio-layout {
  display: grid;
  gap: 18px;
  align-items: start;
}

.studio-preview-column {
  display: grid;
  gap: 16px;
  align-items: start;
}

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

.studio-preview-shell,
.studio-section-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px;
  background: var(--card);
  box-shadow: var(--shadow-soft);
  display: grid;
  gap: 14px;
}

.studio-stage {
  min-height: 420px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px;
  background:
    radial-gradient(circle at top, rgba(109, 186, 255, 0.08), transparent 32%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0)),
    var(--input-bg);
  display: grid;
  place-items: center;
}

.studio-card {
  width: min(100%, 460px);
  min-height: 220px;
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  display: grid;
  gap: 14px;
}

.tool-card-workspace .studio-layout {
  grid-template-columns: minmax(440px, 0.92fr) minmax(0, 1.3fr);
  gap: 22px;
}

.tool-card-workspace .studio-preview-column {
  grid-template-columns: 1fr;
  max-width: 560px;
  position: sticky;
  top: 24px;
}

.tool-card-workspace .studio-preview-shell,
.tool-card-workspace .studio-preview-column > .metric-grid,
.tool-card-workspace .studio-preview-column > .button-row,
.tool-card-workspace .studio-preview-column > .field-stack,
.tool-card-workspace .studio-preview-column > .status-message {
  grid-column: auto;
  grid-row: auto;
}

.tool-card-workspace .studio-preview-column > .metric-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.tool-card-workspace .studio-stage {
  min-height: 560px;
  padding: 24px;
}

.tool-card-workspace .studio-card {
  width: min(100%, 540px);
  min-height: 420px;
  padding: 32px;
  gap: 18px;
}

.tool-card-workspace .studio-card h3 {
  font-size: clamp(2rem, 2.2vw, 2.55rem);
}

.tool-card-workspace .studio-card p {
  font-size: 1.08rem;
}

.workspace-editor-grid {
  grid-template-columns: minmax(0, 1.45fr) minmax(340px, 0.9fr);
  align-items: start;
}

.tool-card-workspace .pixel-editor-frame {
  min-height: clamp(460px, 72vh, 820px);
}

.tool-card-workspace .pixel-editor-scroll {
  max-height: clamp(430px, 68vh, 760px);
}

.tool-card-workspace .preview-canvas-square {
  max-width: 360px;
}

.tool-card-workspace .editor-grid,
.tool-card-workspace .info-grid {
  gap: 18px;
}

.tool-card-workspace .editor-panel,
.tool-card-workspace .info-card,
.tool-card-workspace .generator-panel {
  padding: 22px;
}

.tool-card-workspace .result-shell,
.tool-card-pipeline .result-shell {
  padding: 20px;
}

.tool-card-workspace .canvas-preview-frame,
.tool-card-workspace .image-preview-frame {
  min-height: 360px;
}

.tool-card-workspace .compare-stage {
  min-height: 440px;
}

.tool-card-workspace .canvas-preview-frame.is-square-preview {
  min-height: 380px;
}

.tool-card-workspace .metric-grid {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.tool-card-pipeline .converter,
.tool-card-pipeline .hero-panel,
.tool-card-pipeline .warning-callout,
.tool-card-pipeline .form-stack,
.tool-card-pipeline .generator-panel,
.tool-card-pipeline .how-it-works {
  padding: 24px;
}

.tool-card-pipeline .editor-grid,
.tool-card-pipeline .info-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  align-items: start;
}

.tool-card-pipeline .editor-panel,
.tool-card-pipeline .info-card {
  padding: 22px;
  gap: 14px;
}

.tool-card-pipeline .field-grid,
.tool-card-pipeline .metric-grid {
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
}

.tool-card-pipeline .converter-form {
  gap: 18px;
}

.tool-card-pipeline .image-preview-frame,
.tool-card-pipeline .canvas-preview-frame {
  min-height: 360px;
}

.pdf-preview-shell {
  display: grid;
  gap: 10px;
}

.pdf-preview-frame {
  min-height: 360px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at top, rgba(109, 186, 255, 0.06), transparent 36%),
    var(--input-bg);
  overflow: hidden;
}

.pdf-preview-embed {
  width: 100%;
  min-height: 360px;
  border: 0;
  background: white;
}

.tool-card-pipeline .selected-file-list {
  max-height: 480px;
}

.tool-card-pipeline .output-file-card {
  padding: 18px;
  gap: 12px;
}

.file-preview-copy {
  display: grid;
  gap: 10px;
  align-content: center;
  justify-items: start;
  min-height: 220px;
}

.file-preview-copy strong {
  font-size: 1.05rem;
  word-break: break-word;
}

.analysis-report-grid {
  display: grid;
  gap: 16px;
}

.analysis-section {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface-soft);
  padding: 20px;
  display: grid;
  gap: 14px;
}

.analysis-section h3 {
  margin: 0;
}

.analysis-key-value {
  display: grid;
  grid-template-columns: minmax(150px, 220px) minmax(0, 1fr);
  gap: 10px 14px;
  margin: 0;
}

.analysis-key-value dt {
  margin: 0;
  color: var(--muted);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 0.8rem;
}

.analysis-key-value dd {
  margin: 0;
  color: var(--text);
  word-break: break-word;
}

.analysis-pre {
  margin: 0;
  padding: 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--input-bg);
  color: var(--text);
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-word;
  font-size: 0.92rem;
  line-height: 1.5;
}

.analysis-list {
  margin: 0;
  padding-left: 20px;
  display: grid;
  gap: 8px;
}

.analysis-entry-table {
  display: grid;
  gap: 10px;
}

.analysis-entry-row {
  display: grid;
  gap: 4px;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--surface);
}

.analysis-entry-row span {
  color: var(--muted);
  font-size: 0.92rem;
}

.explainer-term-grid,
.explainer-evidence-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.explainer-term-card,
.explainer-evidence-card {
  display: grid;
  gap: 12px;
  min-width: 0;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
}

.explainer-term-card strong {
  font-size: 1rem;
}

.explainer-term-card p,
.explainer-evidence-card p,
.explainer-quote {
  margin: 0;
  min-width: 0;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.explainer-quote {
  padding: 14px 16px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(109, 186, 255, 0.24);
  background: rgba(109, 186, 255, 0.08);
  color: var(--text);
  font-weight: 700;
}

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

.studio-card h3 {
  font-size: clamp(1.5rem, 2.2vw, 1.8rem);
  line-height: 1.05;
}

.studio-badge,
.studio-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 0 14px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  width: fit-content;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.studio-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.studio-stop-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
}

.studio-stop-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px;
  background: var(--surface-soft);
  display: grid;
  gap: 12px;
}

.studio-corner-grid .number-input,
.studio-section-card .select-input {
  max-width: none;
}

.code-output {
  min-height: 240px;
}

.markdown-preview-shell {
  min-height: 250px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at top, rgba(109, 186, 255, 0.06), transparent 36%),
    var(--input-bg);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.02);
  overflow: hidden;
}

.markdown-preview-rendered {
  min-height: 250px;
  padding: 20px;
  color: var(--text);
  line-height: 1.65;
  overflow-wrap: anywhere;
}

.markdown-preview-rendered > :first-child {
  margin-top: 0;
}

.markdown-preview-rendered > :last-child {
  margin-bottom: 0;
}

.markdown-preview-rendered h1,
.markdown-preview-rendered h2,
.markdown-preview-rendered h3,
.markdown-preview-rendered h4,
.markdown-preview-rendered h5,
.markdown-preview-rendered h6 {
  margin: 1.35em 0 0.55em;
  line-height: 1.15;
}

.markdown-preview-rendered h1 {
  font-size: clamp(2rem, 3vw, 2.5rem);
}

.markdown-preview-rendered h2 {
  font-size: clamp(1.55rem, 2.2vw, 1.95rem);
}

.markdown-preview-rendered h3 {
  font-size: 1.3rem;
}

.markdown-preview-rendered p,
.markdown-preview-rendered ul,
.markdown-preview-rendered ol,
.markdown-preview-rendered blockquote,
.markdown-preview-rendered pre,
.markdown-preview-rendered .markdown-table-wrap {
  margin: 0 0 1rem;
}

.markdown-preview-rendered ul,
.markdown-preview-rendered ol {
  padding-left: 1.5rem;
}

.markdown-preview-rendered li + li {
  margin-top: 0.35rem;
}

.markdown-preview-rendered blockquote {
  padding: 0.9rem 1rem;
  border-left: 4px solid rgba(109, 186, 255, 0.42);
  border-radius: 0 0.9rem 0.9rem 0;
  background: rgba(109, 186, 255, 0.08);
  color: var(--muted);
}

.markdown-preview-rendered hr {
  border: 0;
  border-top: 1px solid var(--border);
  margin: 1.25rem 0;
}

.markdown-preview-rendered a {
  color: var(--accent);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.16em;
}

.markdown-preview-rendered code {
  padding: 0.16rem 0.42rem;
  border: 1px solid var(--border);
  border-radius: 0.55rem;
  background: rgba(255, 255, 255, 0.05);
  font: 0.92rem/1.45 Consolas, "SFMono-Regular", Monaco, monospace;
}

.markdown-preview-rendered pre {
  padding: 1rem 1.05rem;
  border-radius: 1rem;
  border: 1px solid var(--border-soft);
  background: var(--surface-soft);
  overflow: auto;
}

.markdown-preview-rendered pre code {
  padding: 0;
  border: 0;
  background: transparent;
  border-radius: 0;
}

.markdown-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.02);
}

.markdown-preview-rendered table {
  width: 100%;
  min-width: 420px;
  border-collapse: collapse;
}

.markdown-preview-rendered th,
.markdown-preview-rendered td {
  padding: 0.75rem 0.85rem;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}

.markdown-preview-rendered thead th {
  background: rgba(111, 187, 255, 0.1);
  font-weight: 700;
}

.markdown-preview-rendered tbody tr:last-child td {
  border-bottom: 0;
}

.markdown-preview-rendered .task-list {
  list-style: none;
  padding-left: 0;
}

.markdown-preview-rendered .task-list-item + .task-list-item {
  margin-top: 0.55rem;
}

.markdown-preview-rendered .task-list-label {
  display: inline-flex;
  align-items: flex-start;
  gap: 0.7rem;
}

.markdown-preview-rendered .task-list-label input {
  width: 16px;
  height: 16px;
  margin: 0.2rem 0 0;
  accent-color: var(--accent);
}

.palette-preview-kicker,
.palette-preview-surface h3,
.palette-preview-surface p {
  margin: 0;
}

.palette-preview-kicker {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.preview-chip-row,
.preview-button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.preview-chip,
.preview-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 0 16px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  box-shadow: 0 10px 22px rgba(0, 0, 0, 0.12);
}

.diff-results-header {
  display: grid;
  gap: 6px;
}

.diff-results-header h3 {
  margin: 0;
  font-size: 1.05rem;
}

.diff-results {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--input-bg);
  overflow: hidden;
  display: grid;
}

.diff-line {
  display: grid;
  grid-template-columns: 34px 78px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 12px 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  font-family: Consolas, "SFMono-Regular", Monaco, monospace;
  font-size: 0.94rem;
  line-height: 1.45;
}

.diff-line:first-child {
  border-top: 0;
}

.diff-line.is-add {
  background: rgba(68, 196, 140, 0.12);
}

.diff-line.is-remove {
  background: rgba(255, 123, 123, 0.11);
}

.diff-line.is-equal {
  background: transparent;
}

.diff-marker {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 24px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  background: var(--surface-soft);
  color: var(--text);
}

.diff-line.is-add .diff-marker {
  background: rgba(68, 196, 140, 0.18);
  color: #9df0c7;
}

.diff-line.is-remove .diff-marker {
  background: rgba(255, 123, 123, 0.18);
  color: #ffb7b7;
}

.diff-line-numbers {
  color: var(--muted);
  white-space: nowrap;
}

.diff-content {
  color: var(--text);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

html[data-theme="light"] .diff-line {
  border-top-color: rgba(18, 41, 65, 0.06);
}

html[data-theme="light"] .diff-line.is-add {
  background: rgba(68, 196, 140, 0.14);
}

html[data-theme="light"] .diff-line.is-remove {
  background: rgba(227, 98, 98, 0.12);
}

html[data-theme="light"] .diff-line.is-add .diff-marker {
  color: #1f7a59;
}

html[data-theme="light"] .diff-line.is-remove .diff-marker {
  color: #a23b3b;
}

.option-list {
  display: grid;
  gap: 12px;
}

.option-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface-soft);
}

.option-item input {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
}

.favicon-output-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
}

.sprite-output-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
  max-height: 780px;
  overflow-y: auto;
  padding-right: 8px;
  scrollbar-width: thin;
  scrollbar-color: rgba(111, 187, 255, 0.48) rgba(255, 255, 255, 0.05);
}

.sprite-output-grid::-webkit-scrollbar {
  width: 10px;
}

.sprite-output-grid::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.04);
  border-radius: var(--radius-pill);
}

.sprite-output-grid::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, rgba(111, 187, 255, 0.72), rgba(45, 114, 216, 0.72));
  border-radius: var(--radius-pill);
}

.pixel-palette-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
}

.name-result-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
}

.name-card {
  display: grid;
  gap: 12px;
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  min-width: 0;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0)),
    var(--card);
  box-shadow: var(--shadow-soft);
}

.name-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  min-width: 0;
}

.name-rank {
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 700;
  flex: 0 0 auto;
}

.name-value {
  margin: 0;
  font-size: clamp(1.45rem, 2vw, 1.8rem);
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--text);
  line-height: 1.05;
  white-space: nowrap;
  min-width: 0;
  max-width: 100%;
}

.name-meta {
  margin: 0;
  color: var(--muted);
}

.name-hook {
  margin: 0;
  color: var(--text);
  line-height: 1.5;
}

.profile-result-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 14px;
}

.profile-card {
  display: grid;
  gap: 14px;
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  min-width: 0;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0)),
    var(--card);
  box-shadow: var(--shadow-soft);
}

.profile-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.profile-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.1rem;
  padding: 0.35rem 0.9rem;
  border-radius: var(--radius-pill);
  background: rgba(111, 187, 255, 0.16);
  color: var(--accent-strong);
  font-size: 0.92rem;
  font-weight: 700;
}

.profile-name {
  margin: 0;
  font-size: clamp(1.5rem, 2.3vw, 1.95rem);
  line-height: 1.04;
  font-weight: 800;
  color: var(--text);
}

.profile-honorific {
  margin: -0.15rem 0 0;
  color: var(--accent-strong);
  font-weight: 600;
  line-height: 1.4;
}

.profile-detail-list {
  display: grid;
  grid-template-columns: minmax(0, 120px) minmax(0, 1fr);
  gap: 0.6rem 0.9rem;
  margin: 0;
}

.profile-detail-list dt {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.profile-detail-list dd {
  margin: 0;
  color: var(--text);
  line-height: 1.5;
  overflow-wrap: anywhere;
}

.profile-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.table-preview-shell {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--card);
  box-shadow: var(--shadow-soft);
  padding: 14px;
  min-height: 220px;
  display: grid;
  align-items: start;
}

.table-scroll-wrap {
  width: 100%;
  overflow: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(111, 187, 255, 0.48) rgba(255, 255, 255, 0.05);
}

.table-scroll-wrap::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

.table-scroll-wrap::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.04);
  border-radius: var(--radius-pill);
}

.table-scroll-wrap::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, rgba(111, 187, 255, 0.72), rgba(45, 114, 216, 0.72));
  border-radius: var(--radius-pill);
}

.data-preview-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 420px;
  font-size: 0.95rem;
}

.data-preview-table th,
.data-preview-table td {
  padding: 12px 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  text-align: left;
  vertical-align: top;
  overflow-wrap: anywhere;
}

.data-preview-table thead th {
  border-top: 0;
  color: var(--text);
  background: rgba(111, 187, 255, 0.08);
  font-weight: 700;
}

.data-preview-table tbody td {
  color: var(--muted);
}

.data-preview-table tbody tr:nth-child(even) td {
  background: rgba(255, 255, 255, 0.02);
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.detail-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface-soft);
  padding: 14px 16px;
  display: grid;
  gap: 8px;
}

.detail-card code {
  color: var(--text);
  overflow-wrap: anywhere;
  font: 0.92rem/1.45 Consolas, "SFMono-Regular", Monaco, monospace;
}

.metadata-section-grid {
  display: grid;
  gap: 12px;
}

.metadata-card {
  gap: 12px;
}

.metadata-card h4 {
  margin: 0;
  font-size: 1rem;
}

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

.metadata-entry {
  padding: 12px 14px;
  border-radius: calc(var(--radius-md) - 4px);
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface) 72%, transparent);
  display: grid;
  gap: 6px;
}

.metadata-entry-label {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.metadata-entry-value {
  color: var(--text);
  overflow-wrap: anywhere;
  white-space: pre-wrap;
  font: 0.92rem/1.45 Consolas, "SFMono-Regular", Monaco, monospace;
}

.regex-highlight-preview {
  min-height: 8rem;
  padding: 1rem 1.1rem;
  border-radius: 1.1rem;
  border: 1px solid var(--border-soft);
  background: var(--surface-soft);
  white-space: pre-wrap;
  word-break: break-word;
  line-height: 1.6;
}

.regex-highlight {
  display: inline;
  padding: 0.08rem 0.18rem;
  border-radius: 0.35rem;
  color: var(--text-strong);
  background: color-mix(in srgb, var(--accent) 32%, transparent);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 44%, transparent);
}

.regex-match-list {
  display: grid;
  gap: 1rem;
}

.regex-match-card,
.regex-empty-state {
  padding: 1rem 1.05rem;
  border-radius: 1rem;
  border: 1px solid var(--border-soft);
  background: var(--surface-soft);
  box-shadow: var(--shadow-soft);
}

.regex-empty-state {
  color: var(--text-muted);
}

.regex-match-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.8rem;
}

.regex-match-header h4 {
  margin: 0;
  font-size: 1rem;
}

.regex-match-range {
  font-size: 0.88rem;
  color: var(--text-muted);
}

.regex-match-value,
.regex-group-value {
  display: block;
  padding: 0.8rem 0.9rem;
  border-radius: 0.85rem;
  border: 1px solid var(--border-soft);
  background: color-mix(in srgb, var(--surface) 76%, transparent);
  color: var(--text-strong);
  word-break: break-word;
  white-space: pre-wrap;
}

.regex-group-list {
  display: grid;
  gap: 0.75rem;
  margin-top: 0.9rem;
}

.regex-group-item {
  display: grid;
  gap: 0.4rem;
}

.regex-group-label {
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.ip-result-list {
  display: grid;
  gap: 1rem;
}

.ip-result-card,
.ip-empty-state {
  padding: 1rem 1.05rem;
  border-radius: 1rem;
  border: 1px solid var(--border-soft);
  background: var(--surface-soft);
  box-shadow: var(--shadow-soft);
  display: grid;
  gap: 0.9rem;
}

.ip-empty-state {
  color: var(--text-muted);
}

.ip-result-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.ip-result-header h4 {
  margin: 0;
  font-size: 1rem;
}

.ip-result-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 0 0.85rem;
  border-radius: var(--radius-pill);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: 1px solid var(--border-soft);
  background: color-mix(in srgb, var(--surface) 76%, transparent);
  color: var(--text-strong);
}

.ip-result-chip.is-valid {
  border-color: color-mix(in srgb, #42c97a 40%, var(--border-soft));
  background: color-mix(in srgb, #42c97a 16%, transparent);
}

.ip-result-chip.is-invalid {
  border-color: color-mix(in srgb, #ff7c7c 40%, var(--border-soft));
  background: color-mix(in srgb, #ff7c7c 14%, transparent);
}

.ip-result-note {
  margin: 0;
  color: var(--text-muted);
}

.palette-swatch-button {
  width: 100%;
  min-height: 88px;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--card);
  box-shadow: var(--shadow-soft);
  display: grid;
  justify-items: start;
  gap: 10px;
  color: var(--text);
  cursor: pointer;
}

.palette-swatch-button:hover,
.palette-swatch-button:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(120, 164, 201, 0.38);
}

.palette-swatch-button.is-active {
  border-color: rgba(111, 187, 255, 0.56);
  box-shadow: 0 0 0 1px rgba(111, 187, 255, 0.18), var(--shadow-soft);
}

.pixel-color-chip {
  width: 100%;
  min-height: 34px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.pixel-color-chip-label {
  font: 700 0.95rem/1 Consolas, "SFMono-Regular", Monaco, monospace;
  color: var(--text);
}

.output-file-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px;
  background: var(--card);
  box-shadow: var(--shadow-soft);
  display: grid;
  gap: 10px;
}

.output-file-card.is-empty {
  place-items: start;
}

.output-file-card.is-sortable {
  cursor: grab;
}

.output-file-card.is-sortable:active {
  cursor: grabbing;
}

.output-file-card.is-dragging {
  opacity: 0.58;
  border-style: dashed;
}

.output-file-card.is-drop-target {
  border-color: rgba(111, 187, 255, 0.56);
  box-shadow:
    0 0 0 1px rgba(111, 187, 255, 0.18),
    var(--shadow-soft);
}

.output-file-card h4,
.output-file-card p {
  margin: 0;
}

.selected-file-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.selected-file-card-header h4 {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.selected-file-drag-handle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 30px;
  padding: 0 12px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border);
  background: var(--surface-soft);
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
}

.selected-file-list {
  display: grid;
  gap: 12px;
  max-height: 360px;
  overflow-y: auto;
  padding-right: 8px;
  scrollbar-width: thin;
  scrollbar-color: rgba(111, 187, 255, 0.48) rgba(255, 255, 255, 0.05);
}

.selected-file-list::-webkit-scrollbar {
  width: 10px;
}

.selected-file-list::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.04);
  border-radius: var(--radius-pill);
}

.selected-file-list::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, rgba(111, 187, 255, 0.72), rgba(45, 114, 216, 0.72));
  border-radius: var(--radius-pill);
}

.output-file-preview {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background:
    linear-gradient(45deg, rgba(255, 255, 255, 0.04) 25%, transparent 25%, transparent 75%, rgba(255, 255, 255, 0.04) 75%),
    linear-gradient(45deg, rgba(255, 255, 255, 0.04) 25%, transparent 25%, transparent 75%, rgba(255, 255, 255, 0.04) 75%),
    var(--input-bg);
  background-size: 18px 18px;
  background-position: 0 0, 9px 9px, 0 0;
  object-fit: contain;
  padding: 10px;
}

#markup-output {
  min-height: 124px;
}

.is-disabled {
  opacity: 0.52;
  box-shadow: none;
  cursor: not-allowed;
  pointer-events: none;
  text-decoration: none;
}

.site-footer {
  position: relative;
  z-index: 1;
  padding: 6px 2px 0;
  border-top: 1px solid var(--border);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px 20px;
}

.site-footer p {
  margin: 0;
  color: var(--muted);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 18px;
}

.footer-links .inline-link {
  color: var(--muted);
  font-weight: 600;
}

.footer-links .inline-link:hover,
.footer-links .inline-link:focus-visible {
  color: var(--text);
}

.sprite-source-grid,
.sprite-sheet-export-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.sprite-source-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.sprite-source-card-header strong {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.pixel-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 32px;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid rgba(102, 176, 255, 0.22);
  background: rgba(67, 132, 199, 0.18);
  color: var(--accent-strong);
  font: 700 0.92rem/1 "Sora", "Segoe UI", sans-serif;
  white-space: nowrap;
}

.tool-inline-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

@media (max-width: 1180px) {
  .tool-card-workspace .studio-layout,
  .tool-card-workspace .workspace-editor-grid,
  .tool-card-pipeline .editor-grid,
  .tool-card-pipeline .info-grid {
    grid-template-columns: 1fr;
  }

  .tool-card-workspace .studio-control-column {
    grid-template-columns: 1fr;
  }

  .tool-card-workspace .studio-preview-column {
    max-width: none;
    position: static;
  }

  .tool-card-workspace .studio-preview-shell,
  .tool-card-workspace .studio-preview-column > .metric-grid,
  .tool-card-workspace .studio-preview-column > .button-row,
  .tool-card-workspace .studio-preview-column > .field-stack,
  .tool-card-workspace .studio-preview-column > .status-message {
    grid-column: auto;
    grid-row: auto;
  }

  .tool-card-workspace .studio-stage {
    min-height: 420px;
  }

  .tool-card-workspace .studio-card {
    width: min(100%, 680px);
    min-height: 0;
  }

  .tool-card-workspace .pixel-editor-frame {
    min-height: 380px;
  }

  .tool-card-workspace .pixel-editor-scroll {
    max-height: 430px;
  }

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

@media (max-width: 960px) {
  .site-home {
    grid-template-columns: 1fr;
  }

  .tool-card-workspace .studio-control-column {
    grid-template-columns: 1fr;
  }

  .site-home > .intro,
  .site-home > .trust {
    grid-column: 1 / -1;
  }
}

@media (max-width: 720px) {
  .page-shell {
    padding: 18px;
  }

  .tool-card {
    padding: 20px;
    gap: 18px;
  }

  .header-row {
    align-items: stretch;
  }

  .theme-toggle {
    width: 100%;
  }

  .site-home .site-header h1,
  .site-header h1 {
    font-size: clamp(2rem, 10vw, 3rem);
  }

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

  .studio-stage {
    min-height: 300px;
  }

  .tool-toolbar {
    align-items: stretch;
  }

  .tool-filter-row {
    gap: 8px;
  }

  .tool-card-workspace .studio-stage,
  .tool-card-workspace .canvas-preview-frame,
  .tool-card-workspace .image-preview-frame,
  .tool-card-workspace .compare-stage,
  .tool-card-pipeline .canvas-preview-frame,
  .tool-card-pipeline .image-preview-frame {
    min-height: 260px;
    padding: 14px;
  }

  .compare-split-view {
    grid-template-columns: 1fr;
  }

  .compare-split-media {
    min-height: 260px;
  }

  .tool-card-workspace .studio-card {
    width: 100%;
    padding: 22px;
    gap: 14px;
  }

  .tool-card-workspace .studio-card h3 {
    font-size: clamp(1.6rem, 8vw, 2.1rem);
  }

  .tool-card-workspace .pixel-editor-frame {
    min-height: 320px;
    padding: 10px;
  }

  .tool-card-workspace .pixel-editor-scroll {
    max-height: 340px;
    padding: 2px;
  }

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

}

@media (max-width: 540px) {
  button,
  .tool-link,
  .download-link,
  .button-secondary,
  .theme-toggle,
  .select-input {
    width: 100%;
  }

  .control-row,
  .button-row {
    align-items: stretch;
  }

  .segmented-control {
    width: 100%;
    justify-content: stretch;
  }

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

  .segment-option {
    flex: 1 1 0;
  }

  .segment-option span {
    width: 100%;
  }

  .site-footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .password-output-row {
    grid-template-columns: 1fr;
  }

  .pdf-mode-control {
    grid-template-columns: 1fr;
  }
}