:root,
:root[data-theme='light'] {
  --bg: #f7f9fc;
  --bg-soft: #eef3fb;
  --bg-hero-start: rgba(96, 165, 250, 0.20);
  --bg-hero-end: rgba(167, 139, 250, 0.16);
  --panel: rgba(255, 255, 255, 0.88);
  --panel-strong: rgba(255, 255, 255, 0.96);
  --panel-border: rgba(148, 163, 184, 0.22);
  --text: #172033;
  --heading: #101828;
  --muted: #5f6f85;
  --primary: #4f8ef7;
  --primary-strong: #2563eb;
  --accent: #7c3aed;
  --success: #059669;
  --shadow: 0 24px 60px rgba(15, 23, 42, 0.10);
  --shadow-soft: 0 10px 30px rgba(15, 23, 42, 0.06);
  --radius: 22px;
  --line-soft: rgba(148, 163, 184, 0.18);
  --code-bg: #0f172a;
  --code-text: #e6eefc;
  --flash-bg: rgba(16, 185, 129, 0.12);
  --flash-text: #065f46;
  --glass-backdrop: blur(16px);
}

:root[data-theme='dark'] {
  --bg: #09111f;
  --bg-soft: #0f172a;
  --bg-hero-start: rgba(59, 130, 246, 0.18);
  --bg-hero-end: rgba(124, 58, 237, 0.16);
  --panel: rgba(15, 23, 42, 0.72);
  --panel-strong: rgba(15, 23, 42, 0.9);
  --panel-border: rgba(148, 163, 184, 0.18);
  --text: #e5eefc;
  --heading: #f8fbff;
  --muted: #a8b3c7;
  --primary: #61a8ff;
  --primary-strong: #3b82f6;
  --accent: #7c3aed;
  --success: #10b981;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
  --shadow-soft: 0 10px 30px rgba(2, 6, 23, 0.28);
  --radius: 22px;
  --line-soft: rgba(148, 163, 184, 0.12);
  --code-bg: rgba(2, 6, 23, 0.92);
  --code-text: #e6eefc;
  --flash-bg: rgba(16, 185, 129, .14);
  --flash-text: #c8f7e3;
  --glass-backdrop: blur(18px);
}

* { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, var(--bg-hero-start), transparent 28%),
    radial-gradient(circle at top right, var(--bg-hero-end), transparent 22%),
    linear-gradient(180deg, var(--bg), var(--bg-soft) 42%, var(--bg) 100%);
  min-height: 100vh;
  overflow-x: hidden;
  transition: background .25s ease, color .25s ease;
}

body, input, button, textarea, select { font: inherit; }
.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;
}
body.nav-open { overflow: hidden; }
body.sheet-open { overflow: hidden; }
[hidden] { display: none !important; }
a { color: inherit; text-decoration: none; }
p { line-height: 1.75; color: var(--muted); }
h1, h2, h3, h4 { margin: 0 0 12px; line-height: 1.15; color: var(--heading); }
img, video, iframe, canvas, svg {
  max-width: 100%;
}
.page-shell,
main,
.container,
.hero-copy,
.article-hero-copy,
.article-content,
.article-card,
.topic-card,
.comment-card,
.static-side-card,
.dashboard-form-section,
.auth-card {
  min-width: 0;
}
.prose,
.prose p,
.prose li,
.prose a,
.comment-card p,
.article-card p,
.simple-card-item p,
.auth-card p,
.empty-state,
.text-link {
  overflow-wrap: anywhere;
  word-break: break-word;
}
.skip-link {
  position: fixed;
  left: 12px;
  top: 12px;
  z-index: 60;
  padding: 10px 14px;
  border-radius: 12px;
  background: var(--heading);
  color: var(--bg);
  transform: translateY(-140%);
  transition: transform .2s ease;
  box-shadow: var(--shadow-soft);
}
.skip-link:focus-visible {
  transform: translateY(0);
}

.container { width: min(1120px, calc(100% - 32px)); margin: 0 auto; }
.section-space { padding: 56px 0; }
.page-shell { min-height: 100vh; }
.reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  z-index: 40;
  background: transparent;
  pointer-events: none;
}
.reading-progress span {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--primary-strong), var(--accent));
  box-shadow: 0 0 12px color-mix(in srgb, var(--primary) 38%, transparent);
}
.toast-stack {
  position: fixed;
  right: 16px;
  bottom: calc(16px + env(safe-area-inset-bottom));
  z-index: 55;
  display: grid;
  gap: 10px;
  pointer-events: none;
}
.toast {
  min-width: min(320px, calc(100vw - 32px));
  max-width: 420px;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid var(--panel-border);
  background: color-mix(in srgb, var(--panel-strong) 96%, transparent);
  color: var(--heading);
  box-shadow: var(--shadow-soft);
  opacity: 0;
  transform: translateY(8px);
  transition: opacity .2s ease, transform .2s ease;
}
.toast.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.toast.success {
  border-color: color-mix(in srgb, var(--success) 45%, var(--panel-border));
}
.toast.warning {
  border-color: color-mix(in srgb, #f59e0b 45%, var(--panel-border));
}

.site-header {
  position: sticky; top: 0; z-index: 20;
  backdrop-filter: var(--glass-backdrop);
  background: color-mix(in srgb, var(--panel-strong) 82%, transparent);
  border-bottom: 1px solid var(--line-soft);
}
.nav-row {
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  padding: 16px 0;
}
.nav-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex: 1 1 auto;
}
.brand { display: flex; align-items: center; gap: 14px; }
.brand small { display: block; color: var(--muted); margin-top: 4px; }
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  border-radius: 14px;
  border: 1px solid var(--panel-border);
  background: color-mix(in srgb, var(--panel) 92%, transparent);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
}
.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: var(--heading);
  transition: transform .2s ease, opacity .2s ease;
}
.nav-toggle[aria-expanded='true'] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle[aria-expanded='true'] span:nth-child(2) {
  opacity: 0;
}
.nav-toggle[aria-expanded='true'] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}
.brand-mark {
  width: 44px; height: 44px; border-radius: 14px;
  display: grid; place-items: center; font-weight: 800; color: white;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  box-shadow: var(--shadow-soft);
}
.brand-logo-image {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  object-fit: cover;
  box-shadow: var(--shadow-soft);
}
.article-cover-image {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 18px;
  margin-bottom: 16px;
}
.article-detail-cover {
  width: 100%;
  max-height: 360px;
  object-fit: cover;
  border-radius: 22px;
  margin: 18px 0 10px;
  border: 1px solid var(--panel-border);
}
.profile-grid-top { align-items: stretch; }
.dashboard-shell {
  padding-top: 8px;
}
.dashboard-hero-section {
  padding-top: 8px;
}
.dashboard-hero-grid {
  align-items: start;
}
.dashboard-spotlight {
  padding: 22px;
}
.dashboard-profile-head {
  align-items: flex-start;
  margin-top: 16px;
}
.dashboard-profile-head-compact {
  margin-top: 6px;
}
.dashboard-spotlight-actions {
  margin-top: 16px;
}
.dashboard-rules-card {
  margin-top: 10px;
}
.dashboard-overview-grid,
.dashboard-analytics-grid,
.dashboard-main-grid {
  align-items: stretch;
}
.dashboard-overview-card,
.dashboard-metric-card,
.dashboard-list-card,
.dashboard-form-card {
  background: color-mix(in srgb, var(--panel) 95%, transparent);
  border-color: color-mix(in srgb, var(--panel-border) 84%, transparent);
  box-shadow: var(--shadow-soft);
}
.dashboard-metric-card h3 {
  font-size: clamp(1.8rem, 2.8vw, 2.3rem);
  margin-bottom: 8px;
}
.dashboard-card-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}
.dashboard-card-head h3 {
  margin-bottom: 0;
}
.dashboard-form-intro {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(260px, .9fr);
  gap: 18px;
  margin-bottom: 22px;
}
.dashboard-form-intro h3 {
  margin-top: 14px;
  margin-bottom: 10px;
}
.dashboard-form-intro > div:first-child {
  padding: 22px;
  border-radius: 20px;
  border: 1px solid color-mix(in srgb, var(--primary) 18%, var(--panel-border));
  background: linear-gradient(180deg, color-mix(in srgb, var(--primary) 8%, var(--panel)), color-mix(in srgb, var(--panel) 96%, transparent));
}
.dashboard-form-tips {
  display: grid;
  gap: 14px;
}
.dashboard-tip-card {
  min-height: 100%;
}
.dashboard-profile-form {
  display: grid;
  gap: 18px;
}
.dashboard-form-grid {
  display: grid;
  gap: 18px;
}
.dashboard-form-grid.two-up {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.dashboard-form-grid-secondary {
  margin-top: 2px;
}
.dashboard-form-section {
  padding: 22px;
  border-radius: 20px;
  border: 1px solid color-mix(in srgb, var(--panel-border) 90%, transparent);
  background: color-mix(in srgb, var(--panel) 96%, transparent);
}
.dashboard-form-section-head {
  margin-bottom: 16px;
}
.dashboard-form-section-head h3 {
  margin-top: 12px;
  margin-bottom: 0;
}
.dashboard-field-group {
  display: grid;
  gap: 8px;
}
.dashboard-field-group + .dashboard-field-group {
  margin-top: 16px;
}
.dashboard-profile-form label {
  color: var(--heading);
  font-weight: 700;
}
.dashboard-profile-form input[type='text'],
.dashboard-profile-form input[type='url'],
.dashboard-profile-form textarea,
.dashboard-profile-form input[type='email'] {
  width: 100%;
  min-height: 48px;
  border-radius: 16px;
  border: 1px solid var(--panel-border);
  background: color-mix(in srgb, var(--panel) 92%, white 8%);
  color: var(--heading);
  padding: 12px 14px;
}
.dashboard-profile-form textarea {
  min-height: 132px;
  resize: vertical;
}
.dashboard-avatar-upload-shell {
  display: grid;
  gap: 14px;
}
.dashboard-avatar-preview-block {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px;
  border-radius: 18px;
  border: 1px solid color-mix(in srgb, var(--panel-border) 88%, transparent);
  background: color-mix(in srgb, var(--panel) 94%, transparent);
}
.dashboard-avatar-preview {
  flex: 0 0 72px;
  width: 72px;
  height: 72px;
}
.dashboard-upload-dropzone {
  position: relative;
  display: grid;
  gap: 10px;
  padding: 16px;
  border-radius: 18px;
  border: 1px dashed color-mix(in srgb, var(--primary) 34%, var(--panel-border));
  background: linear-gradient(180deg, color-mix(in srgb, var(--primary) 6%, var(--panel)), color-mix(in srgb, var(--panel) 96%, transparent));
}
.dashboard-upload-copy strong {
  display: block;
  color: var(--heading);
}
.dashboard-upload-copy span {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: .92rem;
  line-height: 1.6;
}
.dashboard-file-field input[type='file'] {
  width: 100%;
  min-height: auto;
  padding: 10px 0 0;
}
html[lang='en'] .dashboard-file-field input[type='file'] {
  font-size: .95rem;
}
.field-hint {
  margin: 0;
  color: var(--muted);
  font-size: .92rem;
  line-height: 1.65;
}
.field-error {
  color: #dc2626;
  font-size: .92rem;
}
.field-error ul {
  margin: 0;
  padding-left: 1.2rem;
}
.dashboard-form-actions {
  display: flex;
  justify-content: flex-start;
  margin-top: 4px;
}
.dashboard-popular-card .subtle {
  margin-top: 8px;
}
.dashboard-popular-list {
  display: grid;
  gap: 14px;
}
.dashboard-popular-item {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  border-color: color-mix(in srgb, var(--article-accent, var(--primary)) 24%, var(--panel-border));
  background: linear-gradient(180deg, color-mix(in srgb, var(--article-accent, var(--primary)) 8%, var(--panel)), color-mix(in srgb, var(--panel) 96%, transparent));
}
.dashboard-popular-rank {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  font-size: 1rem;
  font-weight: 800;
  color: var(--primary-strong);
  background: color-mix(in srgb, var(--article-accent, var(--primary)) 12%, var(--panel));
  border: 1px solid color-mix(in srgb, var(--article-accent, var(--primary)) 26%, var(--panel-border));
}
.dashboard-popular-main {
  min-width: 0;
}
.dashboard-popular-chips {
  margin-top: 0;
  margin-bottom: 10px;
}
.dashboard-popular-main h4 {
  margin: 0;
  font-size: 1.08rem;
  line-height: 1.4;
}
.dashboard-popular-excerpt {
  margin: 10px 0 0;
  color: var(--muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.dashboard-popular-meta {
  margin-top: 14px;
}
.compact-list li + li {
  margin-top: 8px;
}
.profile-card { display: flex; align-items: center; }
.profile-head { display: flex; gap: 18px; align-items: center; }
.profile-avatar {
  width: 84px; height: 84px; border-radius: 50%; object-fit: cover;
  border: 1px solid var(--panel-border); box-shadow: var(--shadow-soft);
}
.profile-avatar.placeholder {
  display: grid; place-items: center; font-weight: 800; font-size: 1.6rem;
  background: linear-gradient(135deg, var(--primary), var(--accent)); color: white;
}
.profile-form input[type="file"] { padding: 10px 0; }
.single-column-hero { grid-template-columns: 1fr; }
.simple-card-list { display: grid; gap: 16px; }
.simple-card-item {
  padding: 18px;
  border-radius: 18px;
  border: 1px solid var(--panel-border);
  background: color-mix(in srgb, var(--panel) 88%, transparent);
}
.simple-card-item p { margin: 8px 0 0; }
.footer-grid-rich { grid-template-columns: 1.1fr .8fr .9fr minmax(220px, .9fr); }
.footer-image-block {
  display: flex;
  align-items: flex-start;
  justify-content: flex-start;
}
.footer-feature-image {
  display: block;
  width: min(100%, 320px);
  height: auto;
  border-radius: 18px;
  border: 1px solid var(--panel-border);
  background: color-mix(in srgb, var(--panel) 92%, transparent);
  box-shadow: var(--shadow-soft);
}
.pagination-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-top: 30px;
  flex-wrap: wrap;
}
.pagination-info {
  color: var(--muted);
  font-size: .95rem;
}
.pagination-jump-form {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
  padding: 10px 14px;
  border-radius: 16px;
  border: 1px solid var(--panel-border);
  background: color-mix(in srgb, var(--panel) 92%, transparent);
  box-shadow: var(--shadow-soft);
}
.pagination-jump-label,
.pagination-jump-suffix {
  color: var(--muted);
  font-size: .95rem;
}
.pagination-jump-input {
  width: 88px;
  min-height: 42px;
  padding: 8px 12px;
  border-radius: 12px;
  border: 1px solid var(--panel-border);
  background: color-mix(in srgb, var(--panel-strong) 96%, white 4%);
  color: var(--heading);
  text-align: center;
}
.pagination-jump-input:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--primary) 38%, transparent);
  outline-offset: 2px;
}
.pagination-jump-button {
  min-height: 42px;
}
.paginated-content-anchor {
  scroll-margin-top: 96px;
}
.search-panel { display: grid; gap: 10px; }
.search-meta-inline { margin-top: 10px; }
.subscribe-form {
  display: grid;
  gap: 10px;
}
.subscribe-form input,
.subscribe-form select,
.subscribe-form textarea {
  width: 100%;
  min-height: 46px;
  border-radius: 14px;
  border: 1px solid var(--panel-border);
  background: color-mix(in srgb, var(--panel) 92%, white 8%);
  color: var(--heading);
  padding: 0 14px;
}
.nav-links { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.nav-links a, .link-button, .theme-toggle { color: var(--muted); }
.nav-links a:hover, .link-button:hover, .theme-toggle:hover { color: var(--heading); }
.nav-links a.is-active {
  color: var(--heading);
  font-weight: 700;
}
.inline-form { display: inline; }
.link-button {
  background: transparent; border: none; cursor: pointer; font: inherit; padding: 0;
}
.theme-toggle {
  display: inline-flex; align-items: center; gap: 8px;
  border: 1px solid var(--panel-border);
  background: color-mix(in srgb, var(--panel) 92%, transparent);
  border-radius: 999px; padding: 10px 14px; cursor: pointer;
  transition: .2s ease;
}
.theme-toggle:hover { transform: translateY(-1px); box-shadow: var(--shadow-soft); }
.theme-toggle-icon { font-size: .95rem; }
.language-form { margin: 0; }
.field-stack {
  display: grid;
  gap: 8px;
  min-width: 0;
}
.field-label {
  font-size: .82rem;
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--muted);
}
.select-shell {
  position: relative;
  display: block;
  min-width: 0;
}
.select-control,
.language-select {
  width: 100%;
  min-height: 46px;
  border-radius: 16px;
  border: 1px solid var(--panel-border);
  background: color-mix(in srgb, var(--panel) 94%, transparent);
  color: var(--heading);
  padding: 0 44px 0 14px;
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  cursor: pointer;
  transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease, background .2s ease;
}
.select-control:hover,
.language-select:hover {
  border-color: color-mix(in srgb, var(--primary) 38%, var(--panel-border));
  box-shadow: var(--shadow-soft);
}
.select-control:focus-visible,
.language-select:focus-visible {
  outline: none;
  border-color: color-mix(in srgb, var(--primary) 64%, var(--panel-border));
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--primary) 16%, transparent);
}
.select-shell::after {
  content: '';
  position: absolute;
  top: 50%;
  right: 16px;
  width: 10px;
  height: 10px;
  border-right: 2px solid color-mix(in srgb, var(--heading) 72%, transparent);
  border-bottom: 2px solid color-mix(in srgb, var(--heading) 72%, transparent);
  transform: translateY(-68%) rotate(45deg);
  pointer-events: none;
  transition: border-color .2s ease, transform .2s ease;
}
.select-shell:hover::after,
.field-stack:focus-within .select-shell::after {
  border-color: var(--primary-strong);
  transform: translateY(-60%) rotate(45deg);
}
.select-shell.is-customized::after {
  display: none;
}
.select-shell.is-customized .select-control,
.select-shell.is-customized .language-select {
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
}
.custom-select-trigger {
  width: 100%;
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: flex-start;
  gap: 8px;
  border-radius: 16px;
  border: 1px solid color-mix(in srgb, var(--primary) 16%, var(--panel-border));
  background: linear-gradient(180deg, color-mix(in srgb, var(--panel-strong) 98%, white 2%), color-mix(in srgb, var(--panel) 94%, transparent));
  color: var(--heading);
  padding: 0 14px;
  cursor: pointer;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.28), 0 6px 18px rgba(15, 23, 42, 0.06);
  transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease, background .2s ease;
}
.custom-select-trigger:hover {
  transform: translateY(-1px);
  border-color: color-mix(in srgb, var(--primary) 34%, var(--panel-border));
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.10);
}
.custom-select-trigger:focus-visible {
  outline: none;
  border-color: color-mix(in srgb, var(--primary) 68%, var(--panel-border));
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--primary) 18%, transparent), 0 12px 28px rgba(15, 23, 42, 0.12);
}
.custom-select-value {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-weight: 600;
}
.custom-select-trigger::after {
  content: '';
  flex: 0 0 auto;
  width: 10px;
  height: 10px;
  margin-left: auto;
  border-right: 2px solid color-mix(in srgb, var(--primary-strong) 86%, transparent);
  border-bottom: 2px solid color-mix(in srgb, var(--primary-strong) 86%, transparent);
  transform: translateY(-2px) rotate(45deg);
  transition: transform .2s ease, border-color .2s ease;
}
.select-shell.is-open .custom-select-trigger::after {
  transform: translateY(2px) rotate(-135deg);
}
.select-shell.is-open .custom-select-trigger {
  border-color: color-mix(in srgb, var(--primary) 52%, var(--panel-border));
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--primary) 16%, transparent), 0 18px 40px rgba(15, 23, 42, 0.14);
}
.custom-select-menu {
  position: absolute;
  top: calc(100% + 10px);
  left: 0;
  right: 0;
  z-index: 35;
  display: grid;
  gap: 6px;
  padding: 10px;
  border-radius: 20px;
  border: 1px solid color-mix(in srgb, var(--primary) 16%, var(--panel-border));
  background: color-mix(in srgb, var(--panel-strong) 97%, transparent);
  backdrop-filter: blur(18px);
  box-shadow: 0 22px 44px rgba(15, 23, 42, 0.16);
  max-height: min(320px, 52vh);
  overflow-y: auto;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(-6px) scale(.985);
  transform-origin: top center;
  transition: opacity .16s ease, transform .18s ease, visibility .18s ease;
}
.select-shell.is-open .custom-select-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0) scale(1);
}
.custom-select-option {
  width: 100%;
  min-height: 46px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 0 14px;
  border: 0;
  border-radius: 14px;
  background: transparent;
  color: var(--heading);
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: background .18s ease, color .18s ease, transform .18s ease, box-shadow .18s ease;
}
.custom-select-option:hover,
.custom-select-option:focus-visible {
  outline: none;
  background: color-mix(in srgb, var(--primary) 14%, var(--panel));
  color: var(--heading);
  transform: translateX(2px);
}
.custom-select-option.is-selected {
  background: linear-gradient(135deg, color-mix(in srgb, var(--primary) 84%, white 10%), color-mix(in srgb, var(--accent) 40%, var(--primary)));
  color: white;
  box-shadow: 0 10px 22px rgba(37, 99, 235, 0.22);
}
.custom-select-option[disabled] {
  opacity: .45;
  cursor: not-allowed;
  transform: none;
}
.nav-field-stack {
  flex: 0 0 auto;
  width: auto;
  min-width: 112px;
  max-width: 132px;
}
.nav-select-shell .select-control,
.nav-select-shell .language-select,
.nav-select-shell .custom-select-trigger {
  min-height: 42px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--panel) 92%, transparent);
  padding-inline: 12px;
}
.nav-select-shell .custom-select-menu {
  min-width: 148px;
  left: 0;
  right: auto;
}

.hero-section { padding: 48px 0 24px; }
.hero-grid {
  display: grid; grid-template-columns: 1.4fr 0.8fr; gap: 24px; align-items: stretch;
}
.hero-grid-polished {
  align-items: start;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
}
.hero-section h1 { font-size: clamp(2.15rem, 4.4vw, 3.5rem); max-width: 13ch; }
html[lang='en'] .hero-section h1 {
  font-size: clamp(1.92rem, 3.7vw, 3rem);
  max-width: 18ch;
}
.hero-text { font-size: 1.02rem; max-width: 58ch; }
.hero-actions { display: flex; gap: 12px; margin-top: 20px; flex-wrap: wrap; }
.hero-mini-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 24px;
}
.hero-mini-stats div {
  padding: 12px 14px;
  border-radius: 16px;
  border: 1px solid var(--panel-border);
  background: color-mix(in srgb, var(--panel) 82%, transparent);
}
.hero-mini-stats strong {
  display: block;
  font-size: 1.25rem;
  color: var(--heading);
}
.hero-mini-stats span { color: var(--muted); }
.hero-quick-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}
.hero-quick-links .chip {
  box-shadow: var(--shadow-soft);
}
.hero-mini-stats-light div {
  box-shadow: none;
}
.hero-quick-links-light .chip {
  box-shadow: none;
  background: color-mix(in srgb, var(--panel) 82%, transparent);
}
.hero-spotlight {
  padding: 24px;
  position: relative;
  overflow: hidden;
}
.hero-spotlight-minimal {
  border-color: color-mix(in srgb, var(--article-accent, var(--primary)) 20%, var(--panel-border));
  background: linear-gradient(180deg, color-mix(in srgb, var(--article-accent, var(--primary)) 8%, var(--panel)), color-mix(in srgb, var(--panel) 94%, transparent));
}
.hero-spotlight-minimal h2 {
  margin-top: 18px;
  font-size: clamp(1.28rem, 2vw, 1.62rem);
  line-height: 1.3;
}
.spotlight-cover-image {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 18px;
  margin-bottom: 16px;
}
.strong-link { font-weight: 700; }

.glass-card, .article-card, .auth-card, .feature-panel, .share-card, .article-content {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.glass-card, .article-card, .auth-card, .share-card { padding: 24px; }
.stat-card { padding: 28px; }
.stat-list {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; margin-top: 18px;
}
.stat-list div {
  padding: 18px; border-radius: 18px;
  background: color-mix(in srgb, var(--panel) 82%, transparent);
  border: 1px solid color-mix(in srgb, var(--panel-border) 80%, transparent);
}
.stat-list strong { display: block; font-size: 1.2rem; margin-bottom: 8px; color: var(--heading); }
.stat-list span { color: var(--muted); }

.button {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 12px 18px; border-radius: 999px; font-weight: 600;
  border: 1px solid transparent; transition: .2s ease; cursor: pointer;
}
.button.primary {
  color: white;
  background: linear-gradient(135deg, var(--primary-strong), var(--accent));
}
.button.ghost {
  color: var(--heading);
  border-color: color-mix(in srgb, var(--panel-border) 100%, transparent);
  background: color-mix(in srgb, var(--panel) 88%, transparent);
}
.button:hover { transform: translateY(-1px); }
.full { width: 100%; }

:where(a, button, input, textarea, select, .chip, .link-button, .theme-toggle, .nav-toggle):focus-visible {
  outline: 3px solid color-mix(in srgb, var(--primary) 58%, white 12%);
  outline-offset: 3px;
  box-shadow: 0 0 0 6px color-mix(in srgb, var(--primary) 14%, transparent);
}

.section-heading {
  display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 22px;
}
.section-heading h1,
.section-heading h2 {
  font-size: clamp(1.58rem, 2.1vw, 1.95rem);
  line-height: 1.18;
  letter-spacing: -0.01em;
}
.eyebrow, .pill {
  display: inline-flex; align-items: center; gap: 6px; text-transform: uppercase; letter-spacing: .16em;
  font-size: .72rem; font-weight: 700;
}
.eyebrow { color: var(--primary-strong); margin-bottom: 10px; }
.pill {
  color: white; padding: 8px 12px; border-radius: 999px;
  background: linear-gradient(135deg, color-mix(in srgb, var(--primary) 88%, white), color-mix(in srgb, var(--accent) 88%, white));
}
.pill.soft {
  background: color-mix(in srgb, var(--primary) 12%, var(--panel));
  color: var(--primary-strong);
}
.subtle { color: var(--muted); }
.text-link { color: var(--primary-strong); }

.card-grid {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px;
}
.card-grid.two-up { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.article-card { transition: .2s ease; }
.article-card:hover { transform: translateY(-3px); border-color: color-mix(in srgb, var(--article-accent, var(--primary)) 40%, var(--panel-border)); }
.article-card {
  border-color: color-mix(in srgb, var(--article-accent, var(--primary)) 18%, var(--panel-border));
}
.article-card h3 { margin-top: 18px; font-size: 1.2rem; }
.article-card-minimal {
  background: linear-gradient(180deg, color-mix(in srgb, var(--article-accent, var(--primary)) 9%, var(--panel)), color-mix(in srgb, var(--panel) 93%, transparent));
}
.article-card-minimal .pill.soft {
  background: color-mix(in srgb, var(--article-accent, var(--primary)) 12%, var(--panel));
  color: color-mix(in srgb, var(--article-accent, var(--primary)) 78%, black 12%);
}
.article-category-row {
  margin-top: 14px;
}
.article-list-card h3 {
  line-height: 1.3;
}
.article-list-card p {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.article-list-chips {
  align-items: center;
}
.article-list-chips-colored {
  gap: 8px;
}
.category-chip {
  border-color: color-mix(in srgb, var(--category-accent, var(--primary)) 34%, var(--panel-border));
  background: color-mix(in srgb, var(--category-accent, var(--primary)) 12%, var(--panel));
  color: color-mix(in srgb, var(--category-accent, var(--primary)) 78%, black 12%);
}
.category-chip:hover,
.category-chip.active {
  border-color: color-mix(in srgb, var(--category-accent, var(--primary)) 52%, var(--panel-border));
  background: color-mix(in srgb, var(--category-accent, var(--primary)) 16%, var(--panel));
  color: var(--heading);
}
.meta-row {
  display: flex; gap: 16px; flex-wrap: wrap; color: var(--muted); font-size: .92rem; margin-top: 16px;
}
.compact-meta-row {
  gap: 10px;
}
.compact-meta-row span {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--panel) 92%, transparent);
  border: 1px solid var(--panel-border);
}
.article-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 16px;
}
.empty-state {
  grid-column: 1 / -1; padding: 28px; border-radius: 20px;
  background: color-mix(in srgb, var(--panel) 78%, transparent); color: var(--muted);
}

.search-form {
  display: grid;
  gap: 14px;
}
.search-controls-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr)) auto;
  gap: 14px;
  align-items: end;
}
.search-field {
  min-width: 0;
}
.search-field-wide {
  min-width: 0;
}
.search-form input, .auth-form input {
  min-height: 48px; border-radius: 14px; border: 1px solid var(--panel-border);
  background: color-mix(in srgb, var(--panel) 92%, white 8%);
  color: var(--heading); padding: 0 14px; width: 100%;
}
.search-form input::placeholder, .auth-form input::placeholder { color: var(--muted); }
.search-form input { min-width: 0; }
.feature-panel {
  display: grid; grid-template-columns: 1.25fr .75fr; gap: 20px; padding: 26px; margin-bottom: 24px;
}
.feature-panel:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--primary) 36%, var(--panel-border));
}
.feature-art {
  min-height: 220px; border-radius: 22px; display: grid; place-items: center; text-align: center;
  background: linear-gradient(135deg, color-mix(in srgb, var(--primary) 18%, transparent), color-mix(in srgb, var(--accent) 18%, transparent));
  border: 1px dashed color-mix(in srgb, var(--primary) 24%, var(--panel-border));
  color: var(--primary-strong); font-size: 1.4rem; font-weight: 800;
}

.article-wrap { max-width: 1180px; }
.article-layout-with-toc {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 24px;
  align-items: start;
}
.article-main-column { min-width: 0; }
.article-hero {
  display: grid; grid-template-columns: 1.35fr .65fr; gap: 20px; margin-bottom: 24px;
}
.article-hero-narrow {
  grid-template-columns: 1fr;
  max-width: none;
}
.article-hero-copy {
  min-width: 0;
  max-width: 74ch;
}
.article-title-shell {
  margin-bottom: 20px;
}
.article-title-copy {
  max-width: 72ch;
}
.article-title-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
  flex-wrap: wrap;
}
.article-title-date {
  color: var(--muted);
  font-size: .95rem;
}
.article-title-heading {
  margin: 0;
  font-size: clamp(2.2rem, 4.4vw, 3.35rem);
  line-height: 1.12;
  letter-spacing: -0.025em;
  max-width: 18ch;
  text-wrap: balance;
}
.article-title-excerpt {
  margin: 18px 0 0;
  font-size: 1.08rem;
  line-height: 1.85;
  max-width: 60ch;
}
.article-title-categories {
  margin-top: 22px;
}
.article-title-meta {
  margin-top: 14px;
}
.article-title-meta-primary {
  margin-top: 20px;
}
.article-title-meta-primary span {
  background: color-mix(in srgb, var(--article-accent, var(--primary)) 8%, var(--panel));
  border-color: color-mix(in srgb, var(--article-accent, var(--primary)) 20%, var(--panel-border));
}
.article-title-meta-secondary span {
  background: color-mix(in srgb, var(--panel) 90%, transparent);
}
.article-title-author {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 18px;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--panel-border);
  background: color-mix(in srgb, var(--panel) 90%, transparent);
}
.article-title-author span {
  color: var(--muted);
}
.article-title-author a {
  color: var(--heading);
  font-weight: 700;
}
.article-hero > div:first-child {
  min-width: 0;
}
.toc-sidebar {
  position: relative;
  align-self: start;
  display: flex;
  flex-direction: column;
  overflow: visible;
}
.toc-sidebar .share-card {
  flex: 0 0 auto;
}
.toc-sidebar .article-side-rail {
  position: relative;
  top: 0;
  left: 0;
  align-self: start;
  width: 100%;
}
.toc-sidebar .article-side-rail.is-fixed {
  position: fixed;
  top: 56px;
  z-index: 10;
}
.toc-sidebar .article-side-rail.is-bottom {
  position: absolute;
  top: auto;
}
.toc-card {
  padding: 22px;
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}
.toc-card-sidebar-gap {
  margin-top: 14px;
  flex: 1 1 auto;
  min-height: 0;
}
.toc-body-scroll {
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  overflow-x: hidden;
  scrollbar-width: none;
  -ms-overflow-style: none;
  overscroll-behavior: contain;
  padding-right: 4px;
}
.toc-body-scroll::-webkit-scrollbar {
  width: 0;
  height: 0;
}
.toc-body ul {
  list-style: none;
  padding-left: 0;
  margin: 0;
}
.toc-body li { margin: 8px 0; }
.toc-body a {
  display: block;
  padding: 6px 10px;
  margin: 0 -10px;
  border-radius: 10px;
  color: var(--muted);
  transition: background .18s ease, color .18s ease, transform .18s ease;
}
.toc-body a:hover,
.toc-body a:focus-visible {
  color: var(--primary-strong);
  background: color-mix(in srgb, var(--primary) 10%, var(--panel));
  transform: translateX(2px);
}
.toc-body a.is-current,
.toc-body a[aria-current='true'] {
  color: var(--heading);
  background: color-mix(in srgb, var(--primary) 16%, var(--panel));
  border-left: 3px solid color-mix(in srgb, var(--primary) 72%, var(--accent));
  padding-left: 12px;
}
.share-card h3 { margin-bottom: 0; }
.share-card {
  position: sticky;
  top: 96px;
  align-self: start;
}
.share-card-light {
  padding: 18px;
  border-color: color-mix(in srgb, var(--article-accent, var(--primary)) 18%, var(--panel-border));
  background: color-mix(in srgb, var(--panel) 86%, transparent);
  box-shadow: var(--shadow-soft);
}
.article-side-rail {
  display: grid;
  gap: 16px;
}
.share-side-section {
  display: grid;
  gap: 10px;
}
.share-side-section + .share-side-section {
  padding-top: 16px;
  border-top: 1px solid color-mix(in srgb, var(--article-accent, var(--primary)) 14%, var(--panel-border));
}
.share-side-nav {
  display: grid;
  gap: 10px;
}
.article-back-to-top {
  justify-content: center;
}
.article-mobile-share-fab,
.article-mobile-share-layer {
  display: none;
}
.share-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}
.share-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.share-actions-light .button {
  border-color: color-mix(in srgb, var(--article-accent, var(--primary)) 26%, var(--panel-border));
  background: color-mix(in srgb, var(--article-accent, var(--primary)) 8%, var(--panel));
}
.share-actions-light .button.primary {
  background: color-mix(in srgb, var(--article-accent, var(--primary)) 22%, var(--panel));
  color: var(--heading);
  border-color: color-mix(in srgb, var(--article-accent, var(--primary)) 40%, var(--panel-border));
}
.share-actions-light {
  display: grid;
  grid-template-columns: 1fr;
}
.share-actions-light .inline-action-form,
.share-actions-light .button {
  width: 100%;
}
.reading-related-card h3 {
  margin-top: 14px;
}
.reading-related-excerpt {
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: calc(1.75em * 4);
}
.toc-card-mobile {
  margin-bottom: 16px;
}
.toc-mobile-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: transparent;
  color: var(--heading);
  border: none;
  padding: 0;
  cursor: pointer;
  font-weight: 700;
}
.toc-mobile-toggle .toc-toggle-icon {
  transition: transform .2s ease;
}
.toc-mobile-toggle[aria-expanded='true'] .toc-toggle-icon {
  transform: rotate(180deg);
}
.article-reading-shell {
  padding-bottom: 28px;
}
.article-content { padding: 30px; width: 100%; }
.static-page-shell {
  gap: 24px;
}
.static-page-hero {
  align-items: start;
}
.static-page-summary {
  max-width: 72ch;
  font-size: 1.04rem;
}
.static-page-content-grid {
  align-items: start;
}
.static-page-content-grid-about {
  display: block;
  margin-top: 10px;
}
.static-page-content-fullwidth {
  width: 100%;
  max-width: none;
}
.static-page-content-rich {
  padding: 34px;
}
.static-page-content-rich h2:first-child {
  margin-top: 0;
}
.static-page-content-rich h2,
.static-page-content-rich h3 {
  color: var(--heading);
}
.static-page-content-rich ul {
  padding-left: 1.2rem;
}
.static-page-content-rich li::marker {
  color: var(--primary-strong);
}
.about-page-hero {
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, .8fr);
}
.about-page-stat-card {
  padding: 24px;
  background: linear-gradient(180deg, color-mix(in srgb, var(--primary) 9%, var(--panel)), color-mix(in srgb, var(--panel) 94%, transparent));
}
.about-page-stat-card h3 {
  margin-top: 6px;
  margin-bottom: 0;
  line-height: 1.45;
}
.about-stat-list {
  margin-top: 18px;
}
.about-highlight-grid {
  margin-bottom: 8px;
}
.about-followup-grid {
  align-items: stretch;
  margin-top: 14px;
}
.about-followup-grid .static-side-card,
.about-page-shell .nested-section .static-side-card {
  background: color-mix(in srgb, var(--panel) 94%, transparent);
  border-color: color-mix(in srgb, var(--panel-border) 82%, transparent);
  box-shadow: var(--shadow-soft);
}
.about-followup-grid .static-side-card h3,
.about-page-shell .nested-section .static-side-card h3 {
  line-height: 1.4;
}
.about-page-shell .nested-section {
  padding-top: 18px;
}
.about-page-shell .nested-section + .nested-section {
  padding-top: 12px;
}
.about-highlight-card {
  min-height: 100%;
}
.static-page-sidebar {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.static-side-card {
  padding: 22px;
}
.static-side-card h3 {
  margin-top: 14px;
  margin-bottom: 12px;
}
.static-check-list {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--muted);
}
.static-check-list li + li {
  margin-top: 10px;
}
.compact-card-list {
  display: grid;
  gap: 12px;
}
.simple-card-link {
  display: block;
  color: inherit;
  border-radius: 16px;
  border: 1px solid color-mix(in srgb, var(--category-accent, var(--primary)) 22%, var(--panel-border));
  background: color-mix(in srgb, var(--category-accent, var(--primary)) 8%, var(--panel));
  transition: transform .18s ease, border-color .18s ease, background .18s ease;
}
.simple-card-link:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--category-accent, var(--primary)) 40%, var(--panel-border));
  background: color-mix(in srgb, var(--category-accent, var(--primary)) 12%, var(--panel));
}
.static-side-actions {
  margin-top: 14px;
}
.static-method-item strong,
.links-contact-item strong {
  color: var(--heading);
}
.links-page-hero {
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, .9fr);
  align-items: start;
}
.links-stat-card {
  background: linear-gradient(180deg, color-mix(in srgb, var(--accent) 10%, var(--panel)), color-mix(in srgb, var(--panel) 94%, transparent));
}
.links-contact-section {
  min-height: 100%;
}
.links-card-list {
  margin-top: 16px;
}
.links-contact-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.links-contact-head .text-link {
  white-space: nowrap;
}
.article-prose-inner {
  max-width: 74ch;
  margin: 0 auto;
}
.prose {
  max-width: none;
  margin: 0;
}
.prose h2 {
  margin-top: 2.2em;
  margin-bottom: .7em;
  font-size: clamp(1.5rem, 2.2vw, 1.9rem);
  scroll-margin-top: 88px;
}
.prose h3 {
  margin-top: 1.8em;
  margin-bottom: .6em;
  font-size: clamp(1.2rem, 1.6vw, 1.45rem);
  scroll-margin-top: 88px;
}
.prose h4 { margin-top: 1.5em; margin-bottom: .5em; scroll-margin-top: 88px; }
.prose p, .prose li {
  font-size: 1rem;
}
.prose p + p {
  margin-top: 1.05em;
}
.prose ul, .prose ol {
  color: var(--muted);
  line-height: 1.85;
  padding-left: 1.35em;
}
.prose li + li {
  margin-top: .42em;
}
.prose strong { color: var(--heading); }
.prose img,
.prose iframe,
.prose video {
  max-width: 100%;
  height: auto;
  border-radius: 16px;
}
.prose blockquote {
  margin: 24px 0;
  padding: 16px 18px;
  border-left: 4px solid var(--primary);
  background: color-mix(in srgb, var(--panel) 80%, transparent);
  border-radius: 14px;
}
.prose blockquote p {
  margin: 0;
  color: var(--heading);
}
.prose pre {
  position: relative;
  margin: 22px 0;
  overflow: auto; padding: 44px 16px 16px; border-radius: 16px; background: var(--code-bg);
  border: 1px solid color-mix(in srgb, var(--panel-border) 72%, transparent); color: var(--code-text);
  scrollbar-width: thin;
  scrollbar-color: color-mix(in srgb, var(--primary) 52%, transparent) color-mix(in srgb, var(--panel-border) 26%, transparent);
}
.prose pre[data-code-language]::before {
  content: attr(data-code-language);
  position: absolute;
  top: 12px;
  right: 14px;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .08em;
  color: color-mix(in srgb, var(--code-text) 78%, transparent);
  background: color-mix(in srgb, white 8%, transparent);
  border: 1px solid color-mix(in srgb, white 10%, transparent);
  border-radius: 999px;
  padding: 4px 8px;
}
.prose pre[data-code-language] code {
  background: transparent;
  padding: 0;
  border-radius: 0;
}
.prose pre::-webkit-scrollbar {
  height: 10px;
  width: 10px;
}
.prose pre::-webkit-scrollbar-track {
  background: color-mix(in srgb, var(--panel-border) 18%, transparent);
  border-radius: 999px;
}
.prose pre::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, color-mix(in srgb, var(--primary) 58%, white 8%), color-mix(in srgb, var(--accent) 42%, var(--primary)));
  border-radius: 999px;
  border: 2px solid color-mix(in srgb, var(--code-bg) 76%, transparent);
}
.prose pre::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, color-mix(in srgb, var(--primary-strong) 72%, white 6%), color-mix(in srgb, var(--accent) 55%, var(--primary)));
}
.prose code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  background: color-mix(in srgb, var(--panel-border) 22%, transparent); padding: 2px 6px; border-radius: 8px;
}
.related-block { margin-top: 36px; }

.auth-shell { display: grid; place-items: center; min-height: 60vh; }
.auth-card { width: min(100%, 520px); }
.auth-form p { margin: 0 0 14px; }
.auth-form label { display: block; margin-bottom: 8px; font-weight: 600; color: var(--heading); }
.auth-form ul.errorlist { color: #dc2626; }
.feature-list, .simple-list { margin: 0; padding-left: 18px; color: var(--muted); }
.simple-list li, .feature-list li { margin: 10px 0; }

.flash-stack { padding-top: 20px; }
.flash {
  padding: 14px 18px; border-radius: 16px; background: var(--flash-bg); color: var(--flash-text);
  border: 1px solid color-mix(in srgb, var(--success) 24%, transparent); margin-bottom: 10px;
}

.site-footer { padding: 36px 0 64px; }
.footer-grid {
  display: grid; grid-template-columns: 1.2fr .8fr; gap: 20px; padding-top: 28px; border-top: 1px solid var(--line-soft);
}
.footer-grid ul { list-style: none; padding: 0; margin: 0; }
.footer-grid li { margin: 10px 0; color: var(--muted); }

.topic-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}
.topic-card {
  display: block;
  padding: 24px;
  border-radius: var(--radius);
  border: 1px solid var(--panel-border);
  background: var(--panel);
  box-shadow: var(--shadow-soft);
  transition: .2s ease;
}
.topic-card:hover { transform: translateY(-3px); }
.category-topic-card {
  border-color: color-mix(in srgb, var(--category-accent, var(--primary)) 26%, var(--panel-border));
  background: linear-gradient(180deg, color-mix(in srgb, var(--category-accent, var(--primary)) 10%, var(--panel)), color-mix(in srgb, var(--panel) 90%, transparent));
}
.category-topic-card .pill.soft {
  background: color-mix(in srgb, var(--category-accent, var(--primary)) 14%, var(--panel));
  color: color-mix(in srgb, var(--category-accent, var(--primary)) 78%, black 12%);
}
.topic-card-footer {
  margin-top: 16px;
}
.topic-card-strong {
  background: linear-gradient(180deg, color-mix(in srgb, var(--panel) 94%, white 6%), color-mix(in srgb, var(--panel) 88%, transparent));
}
.article-card-polished {
  overflow: hidden;
}
.category-hero-card {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 18px;
  border-color: color-mix(in srgb, var(--category-accent, var(--primary)) 28%, var(--panel-border));
  background: linear-gradient(180deg, color-mix(in srgb, var(--category-accent, var(--primary)) 12%, var(--panel)), color-mix(in srgb, var(--panel) 92%, transparent));
}
.category-hero-copy {
  min-width: 0;
}
.category-hero-copy p {
  max-width: 72ch;
}
.category-hero-actions {
  flex: 0 0 auto;
}
.category-hero-card .chip.active,
.category-hero-card .button.ghost {
  border-color: color-mix(in srgb, var(--category-accent, var(--primary)) 40%, var(--panel-border));
}
.category-hero-card .chip.active {
  background: color-mix(in srgb, var(--category-accent, var(--primary)) 15%, var(--panel));
}
.minimal-meta-row span {
  background: color-mix(in srgb, var(--article-accent, var(--primary)) 8%, var(--panel));
  border-color: color-mix(in srgb, var(--article-accent, var(--primary)) 22%, var(--panel-border));
}
.filter-shell {
  display: grid;
  gap: 18px;
  margin-bottom: 24px;
}
.filter-title {
  margin: 0 0 10px;
  font-size: .9rem;
  color: var(--muted);
}
.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}
.chip-row.wide-gap { gap: 12px; }
.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--panel-border);
  background: color-mix(in srgb, var(--panel) 92%, transparent);
  color: var(--muted);
  font-size: .92rem;
}
.chip:hover, .chip.active {
  color: var(--heading);
  border-color: color-mix(in srgb, var(--primary) 40%, var(--panel-border));
}
.category-filter-chip.active {
  border-color: color-mix(in srgb, var(--category-accent, var(--primary)) 68%, var(--panel-border));
  background: color-mix(in srgb, var(--category-accent, var(--primary)) 22%, var(--panel));
  color: var(--heading);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--category-accent, var(--primary)) 24%, transparent);
}
.category-filter-chip:not(.active):hover {
  border-color: color-mix(in srgb, var(--category-accent, var(--primary)) 38%, var(--panel-border));
}
.chip.strong {
  color: var(--primary-strong);
}
.comment-block {
  margin-top: 34px;
}
.comment-form,
.inline-action-form {
  margin: 0;
}
.comment-form {
  padding: 24px;
  border-radius: var(--radius);
  background: var(--panel);
  border: 1px solid var(--panel-border);
  box-shadow: var(--shadow-soft);
}
.comment-form p { margin-bottom: 14px; }
.comment-form textarea {
  width: 100%;
  min-height: 140px;
  border-radius: 16px;
  border: 1px solid var(--panel-border);
  background: color-mix(in srgb, var(--panel) 92%, white 8%);
  color: var(--heading);
  padding: 14px;
}
.comment-list {
  display: grid;
  gap: 16px;
  margin-top: 18px;
}
.comment-card {
  padding: 20px 22px;
  border-radius: 18px;
  background: var(--panel);
  border: 1px solid var(--panel-border);
  box-shadow: var(--shadow-soft);
}
.comment-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}
.comment-head span { color: var(--muted); font-size: .92rem; }
.stack-on-mobile { align-items: stretch; }
.three-up {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.single-column {
  grid-template-columns: 1fr;
}
.compact-stats { gap: 12px; }
.nested-section { padding-bottom: 0; }
.mobile-only { display: none; }
.desktop-only { display: block; }

@media (max-width: 900px) {
  .hero-grid, .card-grid, .card-grid.two-up, .three-up, .topic-grid, .feature-panel, .article-hero, .article-layout-with-toc, .footer-grid {
    grid-template-columns: 1fr;
  }
  .article-mobile-share-fab {
    position: fixed;
    right: 22px;
    bottom: calc(24px + env(safe-area-inset-bottom, 0px));
    width: 56px;
    height: 56px;
    border: 0;
    border-radius: 999px;
    background: linear-gradient(135deg, color-mix(in srgb, var(--primary) 86%, white), color-mix(in srgb, var(--accent) 72%, white));
    color: white;
    box-shadow: 0 18px 38px rgba(15, 23, 42, 0.24);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    z-index: 45;
  }
  .article-mobile-share-layer {
    position: fixed;
    inset: 0;
    z-index: 50;
    display: block;
  }
  .article-mobile-share-backdrop {
    position: absolute;
    inset: 0;
    border: 0;
    background: rgba(9, 17, 31, 0.42);
    backdrop-filter: blur(8px);
  }
  .article-mobile-share-sheet {
    position: absolute;
    left: 12px;
    right: 12px;
    bottom: calc(12px + env(safe-area-inset-bottom, 0px));
    border-radius: 24px;
    border: 1px solid color-mix(in srgb, var(--article-accent, var(--primary)) 18%, var(--panel-border));
    background: color-mix(in srgb, var(--panel) 96%, transparent);
    box-shadow: 0 30px 60px rgba(2, 6, 23, 0.28);
    padding: 12px 12px 14px;
    max-height: min(72vh, 560px);
    overflow: auto;
  }
  .article-mobile-share-handle {
    width: 42px;
    height: 5px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--muted) 35%, transparent);
    margin: 0 auto 12px;
  }
  .article-mobile-share-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 12px;
  }
  .article-mobile-share-head h3 {
    margin: 0 0 4px;
    font-size: 1rem;
  }
  .article-mobile-share-head .subtle {
    margin: 0;
    font-size: .84rem;
  }
  .article-mobile-share-close {
    width: 36px;
    height: 36px;
    border: 0;
    border-radius: 999px;
    background: color-mix(in srgb, var(--panel) 82%, var(--bg-soft));
    color: var(--heading);
    flex: 0 0 36px;
  }
  .article-mobile-share-body {
    display: grid;
    gap: 12px;
  }
  .article-mobile-share-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
  }
  .article-mobile-share-grid .button,
  .article-mobile-share-grid .inline-action-form,
  .article-mobile-share-grid .inline-action-form .button {
    width: 100%;
  }
  .article-mobile-share-utility {
    display: grid;
  }
  .article-mobile-share-utility .button {
    width: 100%;
  }
  .article-mobile-share-nav {
    display: grid;
    gap: 8px;
    padding-top: 10px;
    border-top: 1px solid color-mix(in srgb, var(--article-accent, var(--primary)) 14%, var(--panel-border));
  }
  .article-mobile-share-nav .text-link {
    display: block;
    font-size: .92rem;
    line-height: 1.5;
  }
  .about-page-hero {
    grid-template-columns: 1fr;
  }
  .links-page-hero {
    grid-template-columns: 1fr;
  }
  .static-page-content-grid {
    grid-template-columns: 1fr;
  }
  .links-contact-head {
    align-items: flex-start;
    flex-direction: column;
  }
  .dashboard-form-intro,
  .dashboard-form-grid.two-up {
    grid-template-columns: 1fr;
  }
  .dashboard-popular-item {
    grid-template-columns: 1fr;
  }
  .dashboard-popular-rank {
    width: 44px;
    height: 44px;
  }
  .section-heading, .split-mobile, .nav-row, .comment-head { align-items: flex-start; flex-direction: column; }
  .search-form input { min-width: 0; }
  .toc-sidebar {
    position: static;
    top: auto;
  }
  .toc-sidebar .article-side-rail {
    transform: none !important;
  }
  .hero-grid-polished {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(100% - 24px, 1120px);
  }

  .article-mobile-share-sheet {
    left: 10px;
    right: 10px;
    bottom: calc(10px + env(safe-area-inset-bottom, 0px));
    border-radius: 22px;
    padding: 10px 10px 12px;
  }

  .article-mobile-share-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
  }

  .article-mobile-share-grid .button.compact {
    min-height: 42px;
    padding: 10px 8px;
    font-size: .84rem;
    border-radius: 12px;
  }

  .article-mobile-share-fab {
    right: 20px;
    bottom: calc(20px + env(safe-area-inset-bottom, 0px));
    width: 54px;
    height: 54px;
  }

  .section-space {
    padding: 32px 0;
  }

  .site-header {
    position: sticky;
    top: 0;
  }

  .nav-row {
    gap: 10px;
    padding: 12px 0;
    align-items: stretch;
  }

  .nav-topbar {
    width: 100%;
  }

  .nav-toggle {
    display: inline-flex;
    flex: 0 0 44px;
  }

  .brand {
    width: 100%;
    min-width: 0;
    gap: 12px;
  }

  .brand > div {
    min-width: 0;
  }

  .brand strong {
    display: block;
    font-size: 1rem;
    line-height: 1.2;
  }

  .brand small {
    font-size: .84rem;
    line-height: 1.45;
  }

  .brand-mark,
  .brand-logo-image {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    flex: 0 0 40px;
  }

  .nav-links {
    width: 100%;
    display: none;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    align-items: stretch;
    padding: 12px;
    border: 1px solid var(--panel-border);
    border-radius: 18px;
    background: color-mix(in srgb, var(--panel-strong) 96%, transparent);
    box-shadow: var(--shadow-soft);
  }

  .nav-links.is-open {
    display: grid;
  }

  .nav-links a,
  .nav-links .theme-toggle,
  .nav-links .language-form,
  .nav-links .nav-field-stack,
  .nav-links .inline-form {
    width: 100%;
  }

  .nav-links a,
  .theme-toggle,
  .language-select,
  .link-button {
    min-height: 42px;
    border-radius: 14px;
  }

  .nav-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 12px;
    border: 1px solid var(--panel-border);
    background: color-mix(in srgb, var(--panel) 92%, transparent);
  }

  .inline-form {
    display: block;
  }

  .link-button {
    width: 100%;
    min-height: 42px;
    padding: 0 12px;
    border: 1px solid var(--panel-border);
    background: color-mix(in srgb, var(--panel) 92%, transparent);
    border-radius: 14px;
    color: var(--muted);
  }

  .theme-toggle {
    justify-content: center;
    padding: 10px 12px;
  }

  .language-select {
    width: 100%;
    padding: 0 12px;
  }

  .hero-section {
    padding: 28px 0 18px;
  }

  .hero-section h1 {
    font-size: clamp(1.9rem, 8.3vw, 2.55rem);
    max-width: none;
  }

  html[lang='en'] .hero-section h1 {
    font-size: clamp(1.76rem, 7.2vw, 2.28rem);
  }

  .hero-text {
    font-size: 1rem;
  }

  .hero-actions {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .hero-actions .button {
    width: 100%;
  }

  .hero-mini-stats {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .hero-quick-links {
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: 4px;
    margin-right: -2px;
    scrollbar-width: none;
    -ms-overflow-style: none;
  }

  .hero-quick-links::-webkit-scrollbar {
    display: none;
  }

  .hero-quick-links .chip {
    flex: 0 0 auto;
    white-space: nowrap;
  }

  .hero-mini-stats div,
  .glass-card,
  .article-card,
  .auth-card,
  .share-card,
  .comment-form,
  .comment-card,
  .topic-card,
  .simple-card-item,
  .article-content {
    padding: 18px;
    border-radius: 18px;
  }

  .card-grid,
  .topic-grid,
  .comment-list,
  .simple-card-list {
    gap: 14px;
  }

  .section-heading {
    gap: 12px;
    margin-bottom: 16px;
  }

  .section-heading h1,
  .section-heading h2 {
    font-size: 1.4rem;
    line-height: 1.25;
  }

  .section-heading .text-link,
  .section-heading .button {
    width: 100%;
    justify-content: center;
  }

  .meta-row {
    gap: 10px;
    font-size: .88rem;
  }

  .article-hero .meta-row {
    display: flex;
    flex-wrap: wrap;
    grid-template-columns: none;
    gap: 8px;
  }

  .article-hero .meta-row span {
    width: auto;
    max-width: 100%;
    margin: 0;
    padding: 6px 10px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--panel) 92%, transparent);
    border: 1px solid var(--panel-border);
    font-size: .82rem;
    line-height: 1.2;
  }

  .pill,
  .eyebrow,
  .chip {
    letter-spacing: .08em;
  }

  .filter-shell {
    gap: 14px;
  }

  .filter-shell .chip-row {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 4px;
    margin: 0 -2px;
    scrollbar-width: none;
    -ms-overflow-style: none;
    scroll-snap-type: x proximity;
  }

  .filter-shell .chip-row::-webkit-scrollbar {
    display: none;
  }

  .filter-shell .chip {
    flex: 0 0 auto;
    white-space: nowrap;
    scroll-snap-align: start;
  }

  .feature-panel,
  .article-hero,
  .profile-head,
  .stat-list {
    grid-template-columns: 1fr;
  }

  .category-hero-card {
    flex-direction: column;
    align-items: stretch;
  }

  .feature-panel {
    padding: 18px;
  }

  .feature-panel .meta-row {
    gap: 8px;
  }

  .feature-art {
    min-height: 120px;
    font-size: 1.1rem;
  }

  .profile-head {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
  }

  .article-wrap {
    max-width: 100%;
  }

  .article-detail-cover,
  .spotlight-cover-image,
  .article-cover-image {
    border-radius: 16px;
  }

  .article-title-topline {
    margin-bottom: 10px;
  }

  .article-title-heading {
    font-size: clamp(1.92rem, 8vw, 2.5rem);
    max-width: none;
  }

  .article-title-excerpt {
    font-size: 1rem;
    margin-top: 10px;
  }

  .article-hero .article-title-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
  }

  .article-hero .article-title-meta span {
    width: auto;
    max-width: 100%;
    padding: 6px 10px;
    border-radius: 999px;
    font-size: .82rem;
    line-height: 1.2;
  }

  .article-hero .article-title-author {
    display: inline-flex;
    width: auto;
    max-width: 100%;
    margin-top: 12px;
    padding: 6px 10px;
    border-radius: 999px;
    font-size: .82rem;
    line-height: 1.2;
  }

  .article-content {
    padding: 18px;
  }

  .article-prose-inner {
    max-width: none;
  }

  .article-reading-shell {
    padding-bottom: 28px;
  }

  .share-card {
    position: static;
    top: auto;
  }

  .share-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

  .share-actions .button,
  .share-actions form,
  .share-actions a {
    width: 100%;
  }

  .mobile-only {
    display: block;
  }

  .desktop-only {
    display: none;
  }

  .toc-card-mobile {
    padding: 16px 18px;
  }

  .toc-card-mobile .toc-body {
    margin-top: 14px;
  }

  .comment-form textarea {
    min-height: 120px;
  }

  .search-form {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .search-form input,
  .search-form .language-select,
  .search-form .button {
    width: 100%;
  }

  .search-meta-inline {
    line-height: 1.7;
  }

  .article-list-chips {
    gap: 8px;
    max-height: 36px;
    overflow: hidden;
  }

  .article-title-categories.article-list-chips {
    max-height: none;
    overflow-x: auto;
    overflow-y: hidden;
    flex-wrap: nowrap;
    padding-bottom: 4px;
    margin-inline: -2px;
    scrollbar-width: none;
    -ms-overflow-style: none;
    -webkit-overflow-scrolling: touch;
  }

  .article-title-categories.article-list-chips::-webkit-scrollbar {
    display: none;
  }

  .article-title-categories .chip {
    flex: 0 0 auto;
    white-space: nowrap;
  }

  .article-list-chips .chip:nth-child(n+3) {
    display: none;
  }

  .article-title-categories .chip:nth-child(n+3) {
    display: inline-flex;
  }

  .article-list-card .meta-row {
    gap: 8px;
  }

  .article-list-card .meta-row span:nth-child(n+4) {
    display: none;
  }

  .prose pre {
    padding: 14px;
    border-radius: 14px;
    font-size: .88rem;
  }

  .prose h2,
  .prose h3,
  .prose h4 {
    line-height: 1.3;
  }

  .prose table {
    display: block;
    width: 100%;
    overflow-x: auto;
  }

  .footer-grid-rich,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .pagination-bar {
    gap: 12px;
    align-items: stretch;
  }

  .pagination-bar > .button,
  .pagination-bar > .pagination-info,
  .pagination-jump-button {
    width: 100%;
    text-align: center;
    justify-content: center;
    min-height: 44px;
  }

  .pagination-jump-form {
    width: 100%;
    display: grid;
    grid-template-columns: auto minmax(72px, 96px) auto;
    grid-template-areas:
      "label input suffix"
      "button button button";
    gap: 8px 10px;
    padding: 12px;
    align-items: center;
    justify-content: center;
  }

  .pagination-jump-label {
    grid-area: label;
    text-align: right;
    white-space: nowrap;
  }

  .pagination-jump-input {
    grid-area: input;
    width: 100%;
    min-width: 0;
  }

  .pagination-jump-suffix {
    grid-area: suffix;
    align-self: center;
    white-space: nowrap;
  }

  .pagination-jump-button {
    grid-area: button;
    width: 100%;
  }

  .site-footer {
    padding: 24px 0 calc(40px + env(safe-area-inset-bottom));
  }
}

@media (max-width: 420px) {
  .container {
    width: min(100% - 20px, 1120px);
  }

  .pagination-jump-form {
    padding: 10px;
    grid-template-columns: auto minmax(64px, 84px) auto;
    gap: 8px;
  }

  .pagination-jump-label,
  .pagination-jump-suffix,
  .pagination-info {
    font-size: .9rem;
  }

  .pagination-jump-input,
  .pagination-jump-button {
    min-height: 40px;
  }

  .nav-links {
    grid-template-columns: 1fr;
  }

  .hero-section h1 {
    font-size: clamp(1.72rem, 9.2vw, 2.12rem);
  }

  html[lang='en'] .hero-section h1 {
    font-size: clamp(1.6rem, 8.2vw, 1.96rem);
  }

  .section-heading h1,
  .section-heading h2 {
    font-size: 1.25rem;
  }

  .article-title-heading {
    font-size: clamp(1.72rem, 9vw, 2.05rem);
  }

  .article-title-topline,
  .article-title-author {
    gap: 8px;
  }

  .article-title-meta {
    display: none;
  }

  .article-title-author {
    display: none;
  }

  .article-hero .meta-row,
  .share-actions {
    grid-template-columns: 1fr;
  }

  .toc-card-mobile .toc-body {
    max-height: 52vh;
  }

  .article-list-card .meta-row span:nth-child(n+3) {
    display: none;
  }

  .glass-card,
  .article-card,
  .auth-card,
  .share-card,
  .comment-form,
  .comment-card,
  .topic-card,
  .simple-card-item,
  .article-content,
  .hero-mini-stats div {
    padding: 16px;
  }

  .brand small {
    font-size: .8rem;
  }
}

.topic-card,
.article-card,
.comment-card,
.glass-card,
.share-card {
  overflow-wrap: anywhere;
}

/* normalized search form block: legacy flex rules removed in favor of grid layout above */
.search-form input[type='search'],
.comment-form textarea,
.inline-action-form textarea {
  width: 100%;
  min-height: 46px;
  border-radius: 14px;
  border: 1px solid var(--panel-border);
  background: color-mix(in srgb, var(--panel) 94%, transparent);
  color: var(--heading);
  padding: 12px 14px;
}

.inline-action-form {
  width: 100%;
}

.inline-action-form textarea {
  min-height: 88px;
  resize: vertical;
}

.topic-card .meta-row,
.article-card .meta-row,
.comment-card .meta-row {
  flex-wrap: wrap;
}

@media (max-width: 980px) {
  .search-controls-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .search-controls-row .button {
    grid-column: 1 / -1;
    justify-self: start;
  }
}

@media (max-width: 760px) {
  .search-panel {
    gap: 8px;
  }

  .search-form {
    gap: 10px;
  }

  .search-controls-row {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
    align-items: start;
  }

  .search-actions-row {
    display: grid;
  }

  .search-actions-row .button {
    width: 100%;
  }

  .search-field .field-label {
    font-size: .72rem;
    letter-spacing: 0;
    margin-bottom: -2px;
  }

  .search-controls-row .custom-select-trigger,
  .search-controls-row .select-control,
  .search-controls-row .language-select {
    min-height: 40px;
    border-radius: 12px;
    font-size: .82rem;
    padding-inline: 10px;
  }

  .search-controls-row .custom-select-value {
    font-size: .82rem;
    font-weight: 600;
  }

  .search-controls-row .custom-select-trigger::after {
    width: 8px;
    height: 8px;
    margin-left: 0;
  }

  .search-form input[type='search'] {
    min-height: 42px;
    border-radius: 12px;
    font-size: .9rem;
  }

  .search-actions-row .button {
    min-height: 42px;
    border-radius: 12px;
  }

  .filter-shell .category-filter-row {
    display: flex;
    flex-wrap: wrap !important;
    gap: 8px;
    overflow: visible;
    width: 100%;
    max-width: 100%;
    padding: 2px 0 0;
    margin-inline: 0;
    white-space: normal;
  }

  .filter-shell .category-filter-row > .chip {
    flex: 0 0 auto;
    white-space: nowrap;
  }
}

.compact-chip-row {
  gap: 8px;
}

.topic-subnote {
  margin-top: 12px;
  color: var(--muted);
  font-size: .95rem;
  line-height: 1.6;
}

.recommendation-grid {
  align-items: stretch;
}

.reading-lane-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.article-link-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.article-link-list li {
  margin: 0;
  padding: 0;
}

.article-link-list a {
  color: var(--heading);
  text-decoration: none;
  font-weight: 600;
  line-height: 1.6;
}

.article-link-list a:hover {
  color: var(--primary);
}

.compact-section-space {
  padding-top: 20px;
}

.compact-filter-shell {
  margin-top: 18px;
}
 0;
  padding: 0;
}

.article-link-list a {
  color: var(--heading);
  text-decoration: none;
  font-weight: 600;
  line-height: 1.6;
}

.article-link-list a:hover {
  color: var(--primary);
}

.compact-section-space {
  padding-top: 20px;
}

.compact-filter-shell {
  margin-top: 18px;
}

.china-edition-shell {
  display: grid;
  gap: 28px;
}

.china-edition-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(28px, 4vw, 40px);
  border-radius: 28px;
  background:
    radial-gradient(circle at top right, rgba(59, 130, 246, 0.22), transparent 28%),
    radial-gradient(circle at left center, rgba(124, 58, 237, 0.18), transparent 24%),
    color-mix(in srgb, var(--panel-strong) 94%, transparent);
  border: 1px solid color-mix(in srgb, var(--primary) 16%, var(--panel-border));
  box-shadow: var(--shadow);
}

.china-stat-card,
.china-edition-banner,
.china-compare-panel,
.china-cta-card,
.china-editorial-card,
.china-journey-card,
.china-offer-card {
  border: 1px solid color-mix(in srgb, var(--primary) 14%, var(--panel-border));
}

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

.china-edition-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 28px;
  border-radius: 24px;
  background: linear-gradient(135deg, color-mix(in srgb, var(--panel-strong) 96%, transparent), color-mix(in srgb, var(--bg-soft) 88%, transparent));
  box-shadow: var(--shadow-soft);
}

.china-edition-banner h2,
.china-compare-panel h2,
.china-cta-card h2 {
  margin-bottom: 10px;
}

.china-banner-actions,
.china-cta-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.china-offer-grid {
  align-items: stretch;
}

.china-offer-card {
  display: grid;
  gap: 18px;
  padding: 30px;
  border-radius: 26px;
  background: linear-gradient(180deg, color-mix(in srgb, var(--panel-strong) 98%, transparent), color-mix(in srgb, var(--panel) 92%, transparent));
  box-shadow: var(--shadow-soft);
}

.china-offer-free {
  position: relative;
}

.china-offer-pro {
  position: relative;
  background: linear-gradient(180deg, color-mix(in srgb, var(--primary) 8%, var(--panel-strong)), color-mix(in srgb, var(--accent) 5%, var(--panel)));
}

.china-offer-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.china-offer-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 12px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--success) 12%, transparent);
  color: var(--heading);
  font-size: 0.9rem;
  font-weight: 700;
}

.china-offer-badge-strong {
  background: color-mix(in srgb, var(--primary) 16%, transparent);
}

.china-check-list,
.china-journey-list {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--text);
  display: grid;
  gap: 10px;
}

.china-check-list li::marker,
.china-journey-list li::marker {
  color: var(--primary-strong);
}

.china-offer-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.china-offer-meta > div {
  display: grid;
  gap: 4px;
  padding: 14px 16px;
  border-radius: 18px;
  background: color-mix(in srgb, var(--bg-soft) 82%, transparent);
  border: 1px solid var(--line-soft);
}

.china-offer-meta strong {
  color: var(--heading);
}

.china-offer-meta span {
  color: var(--muted);
  line-height: 1.6;
}

.china-offer-actions {
  margin-top: auto;
}

.china-compare-panel {
  padding: 28px;
  border-radius: 24px;
}

.china-compare-table {
  display: grid;
  gap: 12px;
  margin-top: 22px;
}

.china-compare-row {
  display: grid;
  grid-template-columns: minmax(160px, 1.1fr) minmax(0, 1fr) minmax(0, 1fr);
  gap: 12px;
}

.china-compare-row > div {
  padding: 16px 18px;
  border-radius: 18px;
  background: color-mix(in srgb, var(--panel) 96%, transparent);
  border: 1px solid var(--line-soft);
  line-height: 1.65;
}

.china-compare-head > div {
  background: color-mix(in srgb, var(--primary) 10%, var(--panel));
  color: var(--heading);
  font-weight: 800;
}

.china-value-card {
  min-height: 100%;
}

.china-editorial-grid {
  margin-top: 0;
}

.china-editorial-card {
  background: linear-gradient(180deg, color-mix(in srgb, var(--panel-strong) 98%, transparent), color-mix(in srgb, var(--panel) 94%, transparent));
}

.china-cta-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 30px;
  border-radius: 28px;
  background:
    radial-gradient(circle at top left, rgba(79, 142, 247, 0.18), transparent 26%),
    linear-gradient(135deg, color-mix(in srgb, var(--panel-strong) 96%, transparent), color-mix(in srgb, var(--panel) 92%, transparent));
}

@media (max-width: 900px) {
  .china-edition-banner,
  .china-cta-card {
    flex-direction: column;
    align-items: flex-start;
  }

  .china-banner-actions,
  .china-cta-actions {
    justify-content: flex-start;
  }

  .china-offer-meta,
  .china-stat-list,
  .china-compare-row {
    grid-template-columns: 1fr;
  }
}