:root {
  color-scheme: light;
  --bg: #f0f4f9;
  --bg-elevated: rgba(255, 255, 255, 0.82);
  --panel: rgba(255, 255, 255, 0.90);
  --panel-strong: rgba(255, 255, 255, 0.98);
  --line: rgba(0, 51, 153, 0.08);
  --line-strong: rgba(0, 51, 153, 0.16);
  --text: #0f1d30;
  --muted: #5c6f88;
  --accent: #003399; /* EU Blue */
  --accent-soft: rgba(0, 51, 153, 0.08); /* EU Blue soft */
  --accent-contrast: #ffffff;
  --success: #1d8253;
  --warning: #cc9900; /* EU Gold variation */
  --danger: #b93b36;
  --shadow: 0 20px 48px rgba(0, 51, 153, 0.08);
  --radius-xl: 26px;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --font-display: "Inter", system-ui, -apple-system, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, sans-serif;
}

body[data-theme="dark"] {
  color-scheme: dark;
  --bg: #070b13;
  --bg-elevated: rgba(13, 22, 38, 0.78);
  --panel: rgba(17, 26, 44, 0.85);
  --panel-strong: rgba(23, 34, 56, 0.95);
  --line: rgba(148, 163, 184, 0.12);
  --line-strong: rgba(148, 163, 184, 0.22);
  --text: #e2e8f0;
  --muted: #8ba0b8;
  --accent: #4a8deb; 
  --accent-soft: rgba(74, 141, 235, 0.12);
  --accent-contrast: #ffffff;
  --success: #3ab273;
  --warning: #e5ab00; /* EU Gold contrast */
  --danger: #e2615c;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
}

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

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

body {
  font-family: var(--font-body);
  background:
    radial-gradient(circle at top left, rgba(204, 153, 0, 0.15), transparent 28%),
    radial-gradient(circle at 85% 15%, rgba(0, 51, 153, 0.15), transparent 26%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.5), transparent 30%),
    var(--bg);
  color: var(--text);
  transition: background-color 200ms ease, color 200ms ease;
}

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

button {
  cursor: pointer;
}

.page-shell {
  position: relative;
  min-height: 100vh;
  padding: 16px 28px 28px;
  overflow: visible;
}

.backdrop {
  position: fixed;
  inset: auto;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.4;
  pointer-events: none;
  z-index: 0;
}

.backdrop-a {
  top: -120px;
  right: -90px;
  background: rgba(204, 153, 0, 0.22);
}

.backdrop-b {
  bottom: -160px;
  left: -140px;
  background: rgba(0, 51, 153, 0.22);
}

.topbar,
.workspace,
.footer-note {
  position: relative;
  z-index: 1;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin: 0 auto 12px; /* Tighter top spacing */
  max-width: 1400px;
  z-index: 10;
}

.brand-block {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-mark {
  display: grid;
  place-items: center;
  position: relative;
  width: 50px;
  height: 50px;
  border-radius: 14px;
  background: linear-gradient(135deg, #003399, #0044cc); /* EU Blue */
  box-shadow: 0 8px 24px rgba(0, 51, 153, 0.2);
  color: #ffffff;
  font-family: var(--font-display);
  font-weight: 700;
  overflow: visible;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s ease;
  cursor: pointer;
}

.brand-mark:hover {
  transform: rotate(-3deg) scale(1.1);
  box-shadow: 0 12px 32px rgba(0, 51, 153, 0.3);
}

.brand-symbol {
  position: absolute;
  top: -4px;
  right: -4px;
  font-size: 0.9rem;
  color: var(--eu-gold); /* Custom variable or #CC9900 */
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.brand-initials {
  font-size: 1rem;
  letter-spacing: 0.05em;
}

.brand-info {
  display: flex;
  flex-direction: column;
}

.brand-title {
  margin: 0;
  font-size: 1.4rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--text-main), rgba(0, 51, 153, 0.8));
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.01em;
}

.eyebrow,
.hero-kicker,
.section-kicker {
  margin: 0 0 6px;
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.brand-title,
.hero-title,
.section-heading h3 {
  margin: 0;
  font-family: var(--font-display);
  letter-spacing: -0.02em;
}

.brand-title {
  font-size: clamp(1.4rem, 2vw, 1.8rem);
}

.toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

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

.language-picker {
  position: relative;
}

.language-trigger,
.theme-toggle,
.control input,
.control textarea,
.control select,
.field input,
.field textarea,
.field select {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel-strong);
  color: var(--text);
  transition: border-color 160ms ease, transform 160ms ease, box-shadow 160ms ease;
}

.language-trigger,
.theme-toggle {
  min-height: 48px;
  padding: 0 14px;
}

.language-trigger {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 150px;
  justify-content: space-between;
  background: rgba(26, 48, 82, 0.88);
  border-color: rgba(197, 212, 235, 0.22);
  color: #f3f7fb;
  box-shadow: 0 16px 30px rgba(8, 16, 28, 0.18);
}

body[data-theme="light"] .language-trigger {
  background: rgba(28, 53, 94, 0.94);
}

.language-trigger-flag {
  display: block;
  width: 28px;
  height: 20px;
  flex: 0 0 28px;
  border-radius: 4px;
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.16);
}

.language-trigger-code {
  flex: 1;
  text-align: left;
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: lowercase;
}

.language-trigger-chevron {
  font-size: 1.3rem;
  color: rgba(243, 247, 251, 0.8);
  transform: translateY(-1px);
}

.language-picker.is-open .language-trigger-chevron {
  transform: rotate(180deg) translateY(1px);
}

.language-picker.is-open .language-trigger {
  border-color: rgba(170, 193, 232, 0.44);
  box-shadow: 0 0 0 4px rgba(136, 174, 232, 0.16);
}

.language-menu {
  position: absolute;
  top: calc(100% + 14px);
  right: 0;
  width: min(336px, calc(100vw - 32px));
  padding: 12px 0;
  border: 1px solid rgba(12, 24, 40, 0.08);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 24px 48px rgba(16, 32, 51, 0.18);
  z-index: 20;
}

body[data-theme="dark"] .language-menu {
  background: rgba(19, 31, 46, 0.98);
  border-color: rgba(176, 201, 218, 0.1);
  box-shadow: 0 28px 58px rgba(0, 0, 0, 0.38);
}

.language-list {
  display: flex;
  flex-direction: column;
  max-height: min(72vh, 720px);
  overflow-y: auto;
}

.language-option {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) 16px;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 14px 18px;
  border: 0;
  background: transparent;
  text-align: left;
  color: var(--text);
}

.language-option:hover,
.language-option.is-selected {
  background: rgba(0, 109, 119, 0.08);
}

.language-option:focus-visible {
  outline: none;
  background: rgba(0, 109, 119, 0.12);
}

.language-option-flag {
  display: block;
  width: 36px;
  height: 24px;
  border-radius: 4px;
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  box-shadow: inset 0 0 0 1px rgba(16, 32, 51, 0.08);
}

.language-option-copy {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.language-option-country {
  font-size: 0.97rem;
  font-weight: 700;
  line-height: 1.25;
}

.language-option-native {
  color: #9aa7ba;
  font-size: 0.84rem;
  font-style: italic;
  line-height: 1.35;
}

body[data-theme="dark"] .language-option-native {
  color: #9fb3c7;
}

.language-option-check {
  color: var(--accent);
  font-size: 1rem;
  opacity: 0;
}

.language-option.is-selected .language-option-check {
  opacity: 1;
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  justify-content: center;
  color: var(--text);
  box-shadow: 0 8px 24px rgba(16, 32, 51, 0.08);
}

.workspace {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(360px, 0.9fr);
  gap: 24px;
  align-items: start;
  margin: 0 auto;
  max-width: 1400px;
}

.panel {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.card {
  background: var(--bg-elevated);
  -webkit-backdrop-filter: blur(24px);
  backdrop-filter: blur(24px);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  padding: 24px;
}

.hero {
  background:
    linear-gradient(135deg, rgba(204, 153, 0, 0.12), transparent 52%),
    linear-gradient(180deg, rgba(0, 51, 153, 0.1), transparent 64%),
    var(--bg-elevated);
}

.hero-title {
  font-size: clamp(2rem, 3.6vw, 3.2rem);
  line-height: 1.04;
  max-width: 12ch;
}

.hero-copy,
.section-heading p,
.small-note,
.footer-note {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.hero-copy {
  max-width: 60ch;
  margin-top: 14px;
}

.section-heading {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
}

.section-heading p {
  max-width: 34ch;
}

.type-tabs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.type-tab {
  display: flex;
  flex-direction: column;
  gap: 4px;
  align-items: start;
  min-height: 84px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--panel);
  color: var(--text);
  text-align: left;
}

.type-tab span {
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.45;
}

.type-tab.is-active {
  border-color: rgba(0, 51, 153, 0.3);
  background:
    linear-gradient(180deg, rgba(0, 51, 153, 0.08), transparent 88%),
    var(--panel-strong);
  box-shadow: 0 16px 32px rgba(0, 51, 153, 0.12);
}

.type-tab strong {
  font-size: 1rem;
}

#qrForm {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

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

.preset-compose {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 180px;
  gap: 14px;
  align-items: end;
  margin-bottom: 16px;
}

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

.collection-card,
.recommendation-list li {
  padding: 14px 16px;
  border-radius: var(--radius-md);
  background: var(--panel);
  border: 1px solid var(--line);
}

.collection-card {
  display: grid;
  gap: 10px;
}

.collection-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 16px;
}

.collection-meta {
  display: grid;
  gap: 4px;
}

.collection-title {
  margin: 0;
  font-weight: 700;
}

.collection-subtitle,
.collection-empty,
.recommendation-list {
  margin: 0;
  color: var(--muted);
}

.collection-subtitle {
  font-size: 0.9rem;
}

.collection-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.mini-button {
  min-height: 38px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: var(--panel-strong);
  color: var(--text);
  font-size: 0.86rem;
  font-weight: 700;
}

.mini-button.danger {
  border-color: rgba(180, 71, 66, 0.18);
  color: var(--danger);
}

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

.recommendation-list li {
  line-height: 1.55;
}

.quick-start-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.goal-guide-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.quick-start-card,
.batch-row {
  display: grid;
  gap: 10px;
  padding: 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: var(--panel);
}

.quick-start-card h4,
.batch-row h4 {
  margin: 0;
  font-size: 1rem;
}

.quick-start-card p,
.batch-row p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.quick-start-card .mini-button {
  justify-self: start;
}

.guide-card {
  display: grid;
  gap: 12px;
  padding: 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background:
    linear-gradient(135deg, rgba(31, 95, 191, 0.08), rgba(255, 213, 77, 0.08)),
    var(--panel);
}

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

.guide-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.guide-card .mini-button {
  justify-self: start;
}

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

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

.batch-row {
  grid-template-columns: 112px minmax(0, 1fr);
  align-items: center;
}

.batch-preview {
  width: 96px;
  height: 96px;
  border-radius: 14px;
  background: #ffffff;
  box-shadow: 0 10px 24px rgba(16, 32, 51, 0.1);
}

.batch-copy {
  display: grid;
  gap: 10px;
}

.batch-inline-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.locale-pill-list,
.material-preset-grid,
.compare-grid {
  display: grid;
  gap: 12px;
}

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

.locale-pill {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--text);
  text-align: left;
}

.locale-pill.is-active {
  border-color: rgba(31, 95, 191, 0.28);
  background:
    linear-gradient(180deg, rgba(31, 95, 191, 0.08), transparent 88%),
    var(--panel-strong);
}

.locale-pill-copy {
  display: grid;
  gap: 4px;
}

.locale-pill strong {
  font-size: 0.95rem;
}

.locale-pill span {
  color: var(--muted);
  font-size: 0.84rem;
}

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

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

.material-card,
.compare-card {
  display: grid;
  gap: 12px;
  padding: 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: var(--panel);
}

.material-card.is-active {
  border-color: rgba(31, 95, 191, 0.28);
  background:
    linear-gradient(180deg, rgba(31, 95, 191, 0.08), transparent 88%),
    var(--panel-strong);
}

.material-card h4,
.compare-card h4 {
  margin: 0;
  font-size: 1rem;
}

.material-card p,
.compare-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.material-card .mini-button,
.compare-card .collection-actions {
  justify-self: start;
}

.campaign-compose {
  display: grid;
  gap: 14px;
  margin-bottom: 16px;
}

.collection-subcopy {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
  font-size: 0.92rem;
}

.branding-stack {
  display: grid;
  gap: 14px;
}

.branding-actions {
  display: flex;
  justify-content: flex-start;
}

.control,
.field {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.field.full-width,
.span-2 {
  grid-column: 1 / -1;
}

.control-label {
  font-size: 0.94rem;
  font-weight: 700;
}

.control input,
.control textarea,
.control select,
.field input,
.field textarea,
.field select {
  width: 100%;
  min-height: 50px;
  padding: 14px 16px;
  outline: none;
}

.field textarea,
.control textarea {
  min-height: 124px;
  resize: vertical;
}

input[type="range"] {
  min-height: unset;
  padding: 0;
  accent-color: var(--accent);
  background: transparent;
}

.color-field {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
}

.color-field input[type="color"] {
  min-height: 52px;
  padding: 6px;
}

.color-field code,
#payloadValue {
  word-break: break-word;
}

.range-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.range-head output,
.color-field code {
  padding: 6px 10px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--text);
  font-size: 0.9rem;
}

.field small,
.control small,
.helper-note,
.field-error {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.5;
}

.helper-note {
  grid-column: 1 / -1;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  background: var(--accent-soft);
  color: var(--muted);
}

.field-error {
  color: var(--danger);
  min-height: 1.35em;
}

.input-invalid {
  border-color: rgba(180, 35, 24, 0.42) !important;
}

.checkbox-field {
  justify-content: center;
  min-height: 52px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--panel);
}

.checkbox-inline {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
}

.checkbox-inline input {
  width: 18px;
  height: 18px;
  margin: 0;
}

.status-bar {
  padding: 16px 18px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  background: var(--panel-strong);
  color: var(--text);
  min-height: 58px;
  line-height: 1.5;
}

.status-bar.is-ready,
.status-bar.is-success {
  border-color: rgba(31, 122, 86, 0.22);
  background: rgba(31, 122, 86, 0.08);
}

.status-bar.is-warning {
  border-color: rgba(160, 90, 0, 0.24);
  background: rgba(160, 90, 0, 0.1);
}

.status-bar.is-error {
  border-color: rgba(180, 35, 24, 0.24);
  background: rgba(180, 35, 24, 0.1);
}

.preview-card {
  position: sticky;
  top: 24px;
}

.preview-stage {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 360px;
  padding: 22px;
  border-radius: calc(var(--radius-xl) - 4px);
  background:
    linear-gradient(135deg, rgba(31, 95, 191, 0.08), rgba(255, 213, 77, 0.08)),
    var(--panel);
  overflow: hidden;
}

.preview-placeholder {
  display: grid;
  gap: 20px;
  justify-items: center;
  text-align: center;
  color: var(--muted);
  max-width: 26ch;
}

.placeholder-grid {
  width: 168px;
  height: 168px;
  border-radius: 24px;
  background:
    linear-gradient(90deg, transparent 47%, rgba(16, 32, 51, 0.07) 47%, rgba(16, 32, 51, 0.07) 53%, transparent 53%),
    linear-gradient(transparent 47%, rgba(16, 32, 51, 0.07) 47%, rgba(16, 32, 51, 0.07) 53%, transparent 53%),
    linear-gradient(135deg, rgba(31, 95, 191, 0.16), rgba(255, 213, 77, 0.18));
  background-size: 24px 24px, 24px 24px, auto;
  box-shadow: inset 0 0 0 1px rgba(16, 32, 51, 0.08);
}

.loading-overlay {
  position: absolute;
  inset: 0;
  display: grid;
  gap: 12px;
  place-content: center;
  background: rgba(7, 18, 30, 0.08);
  backdrop-filter: blur(8px);
  text-align: center;
}

body[data-theme="dark"] .loading-overlay {
  background: rgba(7, 18, 30, 0.35);
}

.is-hidden {
  display: none !important;
}

.spinner {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 3px solid rgba(255, 255, 255, 0.14);
  border-top-color: var(--accent);
  animation: spin 900ms linear infinite;
  justify-self: center;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.qr-canvas {
  width: min(100%, 340px);
  height: auto;
  border-radius: 24px;
  background: #ffffff;
  box-shadow: 0 24px 48px rgba(16, 32, 51, 0.15);
}

.preview-meta {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

.score-panel {
  display: grid;
  grid-template-columns: 132px minmax(0, 1fr);
  gap: 18px;
  align-items: center;
}

.score-ring {
  --score-angle: 180deg;
  --score-color: var(--accent);
  display: grid;
  place-items: center;
  width: 132px;
  height: 132px;
  border-radius: 50%;
  background:
    radial-gradient(circle at center, var(--panel-strong) 58%, transparent 59%),
    conic-gradient(var(--score-color) var(--score-angle), rgba(31, 95, 191, 0.14) 0deg);
  border: 1px solid var(--line);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.22);
  text-align: center;
}

.score-ring[data-level="good"] {
  --score-color: var(--success);
}

.score-ring[data-level="warning"] {
  --score-color: var(--warning);
}

.score-ring[data-level="critical"] {
  --score-color: var(--danger);
}

.score-ring strong {
  display: block;
  font-size: 2rem;
  line-height: 1;
  font-family: var(--font-display);
}

.score-ring span {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.score-copy p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.score-breakdown {
  display: grid;
  gap: 10px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.score-breakdown li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: var(--panel);
}

.score-breakdown li[data-level="good"] {
  border-color: rgba(47, 125, 99, 0.18);
}

.score-breakdown li[data-level="warning"] {
  border-color: rgba(163, 106, 27, 0.2);
}

.score-breakdown li[data-level="critical"] {
  border-color: rgba(180, 71, 66, 0.18);
}

.score-breakdown strong {
  font-size: 0.94rem;
}

.score-breakdown span {
  color: var(--muted);
  font-size: 0.88rem;
}

.compare-grid {
  margin-top: 14px;
}

.compare-card img {
  width: 132px;
  height: 132px;
  object-fit: contain;
  border-radius: 18px;
  background: #ffffff;
  box-shadow: 0 10px 24px rgba(16, 32, 51, 0.1);
}

.metric {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  background: var(--panel);
}

.metric span {
  color: var(--muted);
}

.metric-payload {
  flex-direction: column;
}

.quality-pill {
  display: inline-flex;
  padding: 6px 10px;
  border-radius: 999px;
  background: var(--accent-soft);
}

.quality-pill.is-good {
  background: rgba(31, 122, 86, 0.14);
  color: var(--success);
}

.quality-pill.is-warning {
  background: rgba(160, 90, 0, 0.14);
  color: var(--warning);
}

.quality-pill.is-critical {
  background: rgba(180, 35, 24, 0.14);
  color: var(--danger);
}

.action-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.action-button {
  min-height: 50px;
  padding: 0 16px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  font-weight: 700;
  letter-spacing: 0.01em;
  transition: transform 180ms cubic-bezier(0.4, 0, 0.2, 1), box-shadow 180ms ease, border-color 180ms ease;
}

.action-button:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px var(--shadow);
}
.action-button:active:not(:disabled) {
  transform: translateY(0);
}

.action-button.primary {
  background: var(--accent);
  color: var(--accent-contrast);
  box-shadow: 0 14px 28px rgba(0, 51, 153, 0.25);
}

.action-button.secondary {
  background: var(--panel-strong);
  color: var(--text);
  border-color: var(--line-strong);
}

.action-button.tertiary {
  background: transparent;
  color: var(--text);
  border-color: var(--line-strong);
}

.action-button:disabled,
.type-tab:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.small-note {
  margin-top: 16px;
}

input[type="file"] {
  width: 100%;
  padding: 12px 14px;
}

.footer-note {
  max-width: 1400px;
  margin: 22px auto 0;
  text-align: center;
}

.noscript-warning {
  margin: 0;
  padding: 16px;
  background: #fff5f5;
  color: #7a271a;
  text-align: center;
}

.language-trigger:hover,
.type-tab:hover,
.theme-toggle:hover,
.action-button:hover,
.control input:hover,
.control select:hover,
.control textarea:hover,
.field input:hover,
.field textarea:hover,
.field select:hover {
  border-color: var(--line-strong);
}

.language-trigger:focus-visible,
.type-tab:focus-visible,
.theme-toggle:focus-visible,
.action-button:focus-visible,
.control input:focus-visible,
.control textarea:focus-visible,
.control select:focus-visible,
.field input:focus-visible,
.field textarea:focus-visible,
.field select:focus-visible {
  outline: none;
  border-color: rgba(0, 51, 153, 0.4);
  box-shadow: 0 0 0 4px rgba(0, 51, 153, 0.15);
}

/* Master Advanced Button */
.master-advanced-module {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 2px dashed var(--line);
  transition: all 0.3s ease;
}

.master-advanced-summary {
  display: flex !important; /* Ensure it overrides action-button defaults if needed */
  align-items: center;
  justify-content: space-between;
  width: 100%;
  cursor: pointer;
  list-style: none;
  font-size: 1.1rem;
  padding: 0 20px;
  min-height: 56px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line-strong);
  background: var(--panel-strong);
  color: var(--text);
  font-weight: 700;
  box-shadow: 0 4px 12px rgba(16, 32, 51, 0.04);
}

.master-advanced-summary::-webkit-details-marker {
  display: none;
}

.master-advanced-summary .chevron {
  font-size: 1.8rem;
  transition: transform 0.3s ease;
  color: var(--muted);
}

.master-advanced-module[open] > .master-advanced-summary .chevron {
  transform: rotate(180deg);
  color: var(--accent);
}

.master-advanced-module[open] > .master-advanced-summary {
  border-color: rgba(31, 95, 191, 0.3);
  box-shadow: 0 8px 24px rgba(31, 95, 191, 0.1);
}

.master-advanced-module > .advanced-tools-grid {
  margin-top: 24px;
  animation: slideDown 0.3s ease-out forwards;
}

/* Original Advanced Tools Titles (can be removed, handled by new summary) */
.advanced-tools-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 12px;
}

.advanced-tools-grid {
  display: grid;
  gap: 16px;
}

.advanced-module {
  background: var(--bg-elevated);
  transition: all 0.3s ease;
}

.advanced-module[open] {
  box-shadow: 0 12px 28px rgba(31, 95, 191, 0.12);
  border-color: rgba(31, 95, 191, 0.3);
}

.advanced-summary {
  list-style: none; /* remove default arrow */
  cursor: pointer;
  position: relative;
  transition: background-color 0.2s;
  user-select: none;
  margin-bottom: 0; /* Override default section-heading margin */
}

/* Ensure children don't block clicks */
.advanced-summary > * {
  pointer-events: none;
}

.advanced-summary::-webkit-details-marker {
  display: none; /* WebKit */
}

/* Custom Chevron */
.advanced-summary::after {
  content: '⌄';
  position: absolute;
  top: 50%;
  right: 16px;
  transform: translateY(-60%);
  font-size: 1.8rem;
  color: var(--muted);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.advanced-module[open] > .advanced-summary::after {
  transform: translateY(-40%) rotate(180deg);
  color: var(--accent);
}

.advanced-module[open] > .advanced-summary {
  margin-bottom: 20px; /* Restore spacing when open */
  border-bottom: 1px solid var(--line);
  padding-bottom: 16px;
}

/* Fade in content */
.advanced-module > :not(summary) {
  animation: slideDown 0.3s ease-out forwards;
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

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

  .preview-card {
    position: static;
  }
}

@media (max-width: 760px) {
  .page-shell {
    padding: 18px;
  }

  .topbar,
  .section-heading {
    flex-direction: column;
    align-items: stretch;
  }

  .toolbar {
    justify-content: stretch;
  }

  .language-picker,
  .language-trigger,
  .theme-toggle {
    width: 100%;
  }

  .type-tabs,
  .dynamic-fields,
  .control-grid,
  .action-grid,
  .preset-compose,
  .goal-guide-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .locale-pill-list,
  .material-preset-grid,
  .compare-grid,
  .quick-start-grid,
  .batch-row {
    grid-template-columns: minmax(0, 1fr);
  }

  .score-panel {
    grid-template-columns: minmax(0, 1fr);
    justify-items: center;
    text-align: center;
  }

  .preview-stage {
    min-height: 300px;
    padding: 18px;
  }

  .card {
    padding: 20px;
  }

  .brand-block {
    align-items: start;
  }
}