:root {
  --ui-bg: #f3efe4;
  --ui-bg-soft: #ebe6d7;
  --ui-surface: #fffdf7;
  --ui-surface-soft: #faf6ec;
  --ui-surface-muted: #f5efde;
  --ui-ink: #1a1814;
  --ui-ink-mid: #48433b;
  --ui-muted: #6b6558;
  --ui-subtle: #9a9485;
  --ui-border: rgba(26, 24, 20, .12);
  --ui-border-strong: rgba(26, 24, 20, .22);
  --ui-gold: #9a7a3d;
  --ui-gold-soft: #f5efde;
  --ui-green: #2f725d;
  --ui-green-soft: #e8f2ec;
  --ui-blue: #526b91;
  --ui-blue-soft: #e8f0f8;
  --ui-red: #9a4a3d;
  --ui-red-soft: #fff0ec;
  --ui-shadow-sm: 0 1px 3px rgba(26, 24, 20, .06);
  --ui-shadow-md: 0 8px 24px rgba(26, 24, 20, .08);
  --ui-shadow-lg: 0 18px 48px rgba(26, 24, 20, .12);
  --ui-radius: 8px;
  --ui-radius-modal: 10px;
  --ui-focus: 0 0 0 3px rgba(154, 122, 61, .14);
  --ui-page-max: 1200px;
  --ui-reading-max: 820px;
  --ui-control-height: 40px;
  --ui-control-height-touch: 44px;
  --ui-space-1: 4px;
  --ui-space-2: 8px;
  --ui-space-3: 12px;
  --ui-space-4: 16px;
  --ui-space-5: 24px;
  --ui-space-6: 32px;
  --ui-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
  --ui-serif: "Noto Serif SC", "Songti SC", "STSong", serif;

  --bg: var(--ui-bg);
  --bg-tint: var(--ui-bg-soft);
  --bg-card: var(--ui-surface-soft);
  --bg-white: var(--ui-surface);
  --panel: var(--ui-surface);
  --ink: var(--ui-ink);
  --ink-mid: var(--ui-ink-mid);
  --ink-soft: var(--ui-muted);
  --ink-mute: var(--ui-subtle);
  --muted: var(--ui-muted);
  --line: var(--ui-border);
  --line-strong: var(--ui-border-strong);
  --gold: var(--ui-gold);
  --gold-bg: var(--ui-gold-soft);
  --green: var(--ui-green);
  --green-bg: var(--ui-green-soft);
  --blue: var(--ui-blue);
  --blue-bg: var(--ui-blue-soft);
  --red: var(--ui-red);
  --radius: var(--ui-radius);
  --shadow: var(--ui-shadow-md);
  --shadow-sm: var(--ui-shadow-sm);
  --shadow-md: var(--ui-shadow-md);
  --shadow-lg: var(--ui-shadow-lg);
}

html {
  color-scheme: light;
  scroll-padding-top: 80px;
}

body.ui-page {
  min-width: 0;
  color: var(--ui-ink);
  background: var(--ui-bg);
  font-family: var(--ui-sans);
  line-height: 1.6;
  overflow-wrap: anywhere;
}

.ui-page ::selection {
  background: rgba(47, 114, 93, .18);
  color: var(--ui-ink);
}

.ui-page h1,
.ui-page h2,
.ui-page h3 {
  text-wrap: balance;
}

.ui-page p,
.ui-page li {
  text-wrap: pretty;
}

.ui-page img,
.ui-page video,
.ui-page iframe {
  max-width: 100%;
}

.ui-page :where(a, button, input, textarea, select, [tabindex]):focus-visible {
  outline: 3px solid rgba(47, 114, 93, .32);
  outline-offset: 2px;
  box-shadow: none;
}

.ui-page :where(button, input, textarea, select) {
  min-width: 0;
}

.ui-page :where(.topbar, .site-nav, .nav) {
  box-shadow: none;
}

.ui-page :where(.brand, .nav-logo) {
  min-width: max-content;
}

.ui-page .skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 1000;
  transform: translateY(-150%);
  border: 1px solid var(--ui-border-strong);
  border-radius: var(--ui-radius);
  background: var(--ui-ink);
  color: var(--ui-surface);
  padding: 9px 13px;
  font-weight: 800;
  text-decoration: none;
}

.ui-page .skip-link:focus {
  transform: translateY(0);
}

.ui-page :where(.brand > .brand-mark, .coach-page-brand > .brand-mark, .nav-logo-icon) {
  border-radius: var(--ui-radius);
  box-shadow: none;
}

.ui-page :where(.state, .empty, .empty-state, .page-loading, .gate) {
  border-color: var(--ui-border);
  border-radius: var(--ui-radius);
  background: var(--ui-surface-soft);
  color: var(--ui-muted);
}

.ui-page :where(.state, .empty, .empty-state) strong {
  color: var(--ui-ink);
}

.ui-reading-page :where(.article-body, .doc-inner, .lesson-content) {
  color: var(--ui-ink-mid);
  font-size: 16px;
  line-height: 1.86;
}

.ui-reading-page :where(.article-body, .doc-inner, .lesson-content) :where(h1, h2, h3) {
  color: var(--ui-ink);
  font-family: var(--ui-serif);
  letter-spacing: 0;
}

.ui-reading-page :where(.article-body, .doc-inner, .lesson-content) :where(img, video, iframe) {
  border-radius: var(--ui-radius);
}

.ui-reading-page :where(.article-body, .doc-inner, .lesson-content) blockquote {
  border-left-color: var(--ui-green);
  background: var(--ui-green-soft);
}

.ui-reading-page :where(.article-body, .doc-inner, .lesson-content) a {
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.ui-account-page :where(.section-card, .panel, .summary-card, .avatar-card) {
  border-color: var(--ui-border);
  border-radius: var(--ui-radius);
  background: var(--ui-surface);
  box-shadow: var(--ui-shadow-sm);
}

.ui-workbench-page :where(.editor-pane, .pane-card, .panel, .hero-card, .side-card) {
  border-radius: var(--ui-radius);
}

.ui-workbench-page :where(.page-head, .panel-head, .section-head) h1,
.ui-workbench-page :where(.page-head, .panel-head, .section-head) h2 {
  letter-spacing: 0;
}

.ui-library-page .shell {
  padding-top: 32px;
}

.ui-library-page .hero {
  gap: 20px;
  margin-bottom: 24px;
}

.ui-library-page .hero-main {
  min-height: 240px;
  padding: 32px;
}

.ui-library-page .hero-main h1 {
  font-size: clamp(32px, 4vw, 44px);
  line-height: 1.16;
}

.ui-library-page :where(.hero-side, .section) {
  padding: 24px;
}

.ui-workbench-page .hero-card {
  padding: clamp(28px, 4vw, 44px);
}

.ui-workbench-page .hero-card h1 {
  font-size: clamp(32px, 5vw, 52px);
  line-height: 1.1;
}

body {
  background: var(--ui-bg);
  color: var(--ui-ink);
  letter-spacing: 0;
  -webkit-font-smoothing: antialiased;
}

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

button,
.primary-link,
.nav-main a,
.nav-actions a,
.nav-links a,
.hero-actions a,
.card-action,
.feed-readmore,
.post-links a,
.archive-links a {
  border-radius: var(--ui-radius);
  transition:
    background .16s ease,
    border-color .16s ease,
    color .16s ease,
    box-shadow .16s ease,
    transform .16s ease;
}

button,
.primary-link,
.hero-actions a,
.card-action,
.feed-readmore,
.post-links a,
.archive-links a {
  border: 1px solid var(--ui-border);
  background: var(--ui-surface);
  color: var(--ui-ink);
  font-weight: 800;
}

button:hover:not(:disabled),
.primary-link:hover,
.hero-actions a:hover,
.card-action:hover,
.feed-readmore:hover,
.post-links a:hover,
.archive-links a:hover {
  border-color: rgba(154, 122, 61, .34);
  background: var(--ui-surface-soft);
  box-shadow: var(--ui-shadow-sm);
}

button.primary,
.primary-link,
.nav-actions a.primary,
.hero-actions a.primary,
.card-action.primary,
.community-admin-foot .primary,
.coach-publish-actions .primary {
  border-color: var(--ui-ink);
  background: var(--ui-ink);
  color: var(--ui-surface);
}

button.primary:hover:not(:disabled),
.primary-link:hover,
.nav-actions a.primary:hover,
.hero-actions a.primary:hover,
.card-action.primary:hover,
.community-admin-foot .primary:hover:not(:disabled),
.coach-publish-actions .primary:hover:not(:disabled) {
  border-color: var(--ui-ink);
  background: #0f0e0b;
  color: var(--ui-surface);
  box-shadow: var(--ui-shadow-sm);
}

button:disabled {
  cursor: not-allowed;
  opacity: .48;
}

input,
textarea,
select,
.search-box,
.search,
.coach-page-search,
.config-field input,
.config-field textarea,
.config-field select,
.coach-publish-field input,
.coach-publish-field textarea {
  border-color: var(--ui-border);
  border-radius: var(--ui-radius);
  background: var(--ui-surface);
  color: var(--ui-ink);
}

input:focus,
textarea:focus,
select:focus,
.search:focus-within,
.coach-page-search:focus-within,
.config-field input:focus,
.config-field textarea:focus,
.config-field select:focus,
.coach-publish-field input:focus,
.coach-publish-field textarea:focus {
  border-color: rgba(154, 122, 61, .58);
  box-shadow: var(--ui-focus);
}

.topbar,
.site-nav,
.nav {
  min-height: 64px;
  border-bottom: 1px solid var(--ui-border);
  background: rgba(243, 239, 228, .9);
  backdrop-filter: blur(18px);
}

.site-nav {
  height: 64px;
}

.brand > .brand-mark,
.coach-page-brand > .brand-mark {
  width: 36px;
  height: 36px;
  border-radius: var(--ui-radius);
  background: var(--ui-ink);
  color: var(--ui-surface);
}

.nav-main a,
.nav-actions a,
.nav-links a,
.nav-tabs button,
.nav-tabs a {
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  color: var(--ui-muted);
}

.nav-main a:hover,
.nav-actions a:hover,
.nav-links a:hover,
.nav-tabs button:hover,
.nav-tabs a:hover,
.nav-tabs button.active,
.nav-actions a.active {
  color: var(--ui-ink);
  background: var(--ui-surface-soft);
  box-shadow: none;
}

.editor-pane,
.notice-panel,
.record-panel,
.gate,
.hero-main,
.hero-side,
.section,
.card,
.course-card,
.feed-card,
.post-detail,
.content-card,
.experience-row,
.course-row,
.access-lock,
.config-section,
.community-admin-panel,
.coach-publish-panel,
.student-archive-hero,
.archive-stage-card,
.archive-record-card {
  border: 1px solid var(--ui-border);
  border-radius: var(--ui-radius);
  background: var(--ui-surface);
  box-shadow: var(--ui-shadow-sm);
}

.editor-pane,
.post-detail {
  box-shadow: var(--ui-shadow-md);
}

.feed-card,
.content-card,
.course-card,
.experience-row,
.course-row {
  box-shadow: var(--ui-shadow-sm);
}

.feed-card:hover,
.content-card:hover,
.course-card:hover,
.experience-row:hover,
.course-row:hover {
  border-color: rgba(154, 122, 61, .32);
  background: var(--ui-surface);
  box-shadow: var(--ui-shadow-md);
  transform: translateY(-1px);
}

.eyebrow,
.tag,
.status,
.feed-author b,
.post-tags span,
.post-link,
.post-links a,
.course-meta span,
.content-card span,
.course-card span,
.coach-kicker,
.access-lock span {
  border-radius: 999px;
  background: var(--ui-gold-soft);
  color: var(--ui-gold);
}

.empty,
.locked-note,
.detail-lock,
.drop-zone {
  border: 1px dashed rgba(154, 122, 61, .28);
  border-radius: var(--ui-radius);
  background: rgba(245, 239, 222, .58);
  color: var(--ui-muted);
}

.locked-note,
.detail-lock {
  border-style: solid;
}

.modal-card,
.modal,
.community-admin-panel,
.coach-publish-panel {
  border-radius: var(--ui-radius-modal);
}

.modal {
  background: rgba(26, 24, 20, .36);
  backdrop-filter: blur(3px);
}

.modal-card {
  border: 1px solid var(--ui-border);
  background: var(--ui-surface);
  box-shadow: var(--ui-shadow-lg);
}

.modal-card label {
  gap: 8px;
}

.modal-card label span {
  color: var(--ui-muted);
  font-size: 13px;
  font-weight: 800;
}

.modal-card input,
.modal-card textarea {
  width: 100%;
  border: 1px solid var(--ui-border);
  border-radius: var(--ui-radius);
  background: var(--ui-surface);
  color: var(--ui-ink);
  outline: none;
  padding: 11px 12px;
}

.modal-actions {
  gap: 10px;
}

.modal-head button {
  border-radius: 999px;
}

.message {
  color: var(--ui-muted);
}

.message.ok,
.status.published {
  color: var(--ui-green);
}

.message.err,
.status.rejected,
.status.changes_requested {
  color: var(--ui-red);
}

.status.pending_review {
  color: var(--ui-gold);
}

.status.draft {
  background: rgba(26, 24, 20, .06);
  color: var(--ui-muted);
}

.editor-toolbar {
  background: var(--ui-surface-soft);
}

.tool-btn {
  min-width: 38px;
  height: 36px;
  border-radius: var(--ui-radius);
}

.composer,
.attachment,
.record-card,
.account-panel,
.account-item,
.review-box,
.post-image-grid img,
.feed-cover,
.post-hero-image {
  border-radius: var(--ui-radius);
}

.attachment,
.account-panel,
.account-item {
  border-color: var(--ui-border);
  background: var(--ui-surface);
}

.review-box,
.post-detail-body blockquote {
  border-left-color: rgba(154, 122, 61, .55);
  background: rgba(245, 239, 222, .62);
}

.coach-toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  z-index: 120;
  max-width: min(420px, calc(100vw - 32px));
  transform: translateX(-50%) translateY(16px);
  opacity: 0;
  pointer-events: none;
  border: 1px solid var(--ui-border);
  border-radius: var(--ui-radius);
  background: var(--ui-ink);
  color: var(--ui-surface);
  box-shadow: var(--ui-shadow-lg);
  padding: 10px 16px;
  font-size: 13px;
  font-weight: 800;
  line-height: 1.5;
  transition: opacity .18s ease, transform .18s ease;
}

.coach-toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.coach-toast.error {
  border-color: rgba(154, 74, 61, .26);
  background: #3b211d;
}

.feed-tabs button.active {
  color: var(--ui-green);
  background: var(--ui-green-soft);
}

@media (max-width: 720px) {
  .nav-main a,
  .nav-actions a,
  .nav-links a,
  .nav-tabs button,
  .nav-tabs a {
    min-height: 34px;
    padding: 7px 10px;
  }

  html {
    scroll-padding-top: 64px;
  }

  .ui-page :where(.topbar, .site-nav, .nav) {
    min-height: 54px;
  }

  .ui-page :where(.nav-main, .nav-actions, .nav-links, .nav-tabs) {
    max-width: 100%;
    overflow-x: auto;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }

  .ui-page :where(.nav-main, .nav-actions, .nav-links, .nav-tabs)::-webkit-scrollbar {
    display: none;
  }

  .ui-page :where(.nav-main a, .nav-actions a, .nav-links a, .nav-tabs a, .nav-tabs button) {
    flex: 0 0 auto;
    white-space: nowrap;
  }

  .ui-page :where(input, textarea, select) {
    font-size: 16px;
  }

  .ui-reading-page :where(.article-body, .doc-inner, .lesson-content) {
    font-size: 15px;
    line-height: 1.82;
  }

  .ui-reading-page :where(.article-body, .doc-inner, .lesson-content) :where(h1, h2, h3) {
    scroll-margin-top: 68px;
  }
}

@media (pointer: coarse) {
  .ui-page :where(button, .primary-link, .action-btn, .nav-link, .nav-back, .btn, .back-link) {
    min-height: var(--ui-control-height-touch);
  }
}

@media (prefers-reduced-motion: reduce) {
  .ui-page,
  .ui-page *,
  .ui-page *::before,
  .ui-page *::after {
    scroll-behavior: auto !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}