:root {
  --paper: transparent;
  --paper2: rgba(255, 255, 255, .46);
  --card: rgba(255, 255, 255, .58);
  --feature: rgba(255, 255, 255, .5);
  --ink: #22262c;
  --ink2: #5a6472;
  --ink3: #8d98a7;
  --line: rgba(90, 100, 114, .14);
  --line2: rgba(90, 100, 114, .28);
  --clay: #2f3a4a;
  --clay-line: rgba(47, 58, 74, .3);
  --clay-soft: rgba(47, 58, 74, .08);
  --radius: 8px;
  --radius-sm: 6px;
}

body.yc-pages-theme {
  min-height: 100vh;
  color: var(--ink);
  background: linear-gradient(135deg, #edf3fb 0%, #f6f8fc 46%, #f8f1f7 100%) fixed !important;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'PingFang SC', sans-serif;
  letter-spacing: 0;
  overflow-x: clip;
}

body.yc-pages-theme .topbar,
body.yc-pages-theme > nav {
  background: rgba(255, 255, 255, .38);
  border-bottom: 1px solid rgba(255, 255, 255, .62);
  backdrop-filter: blur(22px) saturate(1.35);
  -webkit-backdrop-filter: blur(22px) saturate(1.35);
}

body.yc-pages-theme a,
body.yc-pages-theme button,
body.yc-pages-theme input,
body.yc-pages-theme textarea,
body.yc-pages-theme select {
  letter-spacing: 0;
}

body.yc-pages-theme button,
body.yc-pages-theme .btn,
body.yc-pages-theme .button,
body.yc-pages-theme .btn-sm,
body.yc-pages-theme .back-btn,
body.yc-pages-theme .nav-btn,
body.yc-pages-theme .nav-user {
  border-radius: 6px;
}

body.yc-pages-theme input,
body.yc-pages-theme textarea,
body.yc-pages-theme select,
body.yc-pages-theme .code-input {
  border-radius: 6px;
  border-color: rgba(120, 120, 128, .22);
  background: rgba(255, 255, 255, .58);
  color: var(--ink);
}

body.yc-pages-theme input:focus,
body.yc-pages-theme textarea:focus,
body.yc-pages-theme select:focus {
  border-color: #596779;
  background: rgba(255, 255, 255, .92);
  box-shadow: 0 0 0 3px rgba(89, 103, 121, .1);
}

body.yc-pages-theme .card,
body.yc-pages-theme .card-shell,
body.yc-pages-theme .panel,
body.yc-pages-theme .tool-card,
body.yc-pages-theme .announcement,
body.yc-pages-theme .msg-list,
body.yc-pages-theme .modal {
  border-radius: 8px;
  border-color: rgba(255, 255, 255, .7);
  background: rgba(255, 255, 255, .5);
  box-shadow: 0 12px 32px rgba(60, 80, 120, .1);
  backdrop-filter: blur(20px) saturate(1.25);
  -webkit-backdrop-filter: blur(20px) saturate(1.25);
}

body.yc-pages-theme .modal-overlay {
  background: rgba(41, 48, 60, .28);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

body.yc-pages-theme .btn-dark,
body.yc-pages-theme .btn-primary,
body.yc-pages-theme .btn-solid,
body.yc-pages-theme .btn-login,
body.yc-pages-theme button.primary,
body.yc-pages-theme .toolbar button:first-child {
  background: #2f3a4a;
  border-color: #2f3a4a;
  color: #fff;
}

body.yc-pages-theme .btn-dark:hover,
body.yc-pages-theme .btn-primary:hover,
body.yc-pages-theme .btn-solid:hover,
body.yc-pages-theme .btn-login:hover,
body.yc-pages-theme button.primary:hover,
body.yc-pages-theme .toolbar button:first-child:hover {
  background: #202a37;
  border-color: #202a37;
  color: #fff;
}

body.yc-pages-theme .btn-outline,
body.yc-pages-theme .btn-ghost,
body.yc-pages-theme button.ghost,
body.yc-pages-theme .back-btn,
body.yc-pages-theme .toolbar button:not(:first-child) {
  background: rgba(255, 255, 255, .38);
  border-color: var(--line2);
  color: var(--ink2);
}

body.yc-pages-theme .btn-outline:hover,
body.yc-pages-theme .btn-ghost:hover,
body.yc-pages-theme button.ghost:hover,
body.yc-pages-theme .back-btn:hover {
  background: rgba(255, 255, 255, .72);
  border-color: #596779;
  color: var(--ink);
}

body.yc-pages-theme .tabs {
  border-color: var(--line);
}

body.yc-pages-theme .tab.active {
  border-color: #2f3a4a;
  color: #2f3a4a;
}

body.yc-pages-theme .beian,
body.yc-pages-theme footer {
  border-color: var(--line);
  color: var(--ink3);
}

body.yc-page-home .notice-bar {
  background: rgba(255, 255, 255, .34);
  border-color: rgba(255, 255, 255, .58);
}

body.yc-page-home .notice-tag,
body.yc-page-home .notice-text,
body.yc-page-home .notice-arrow {
  color: #536274;
}

body.yc-page-home .notice-pip {
  background: #4f8059;
}

body.yc-page-home .card {
  background: rgba(255, 255, 255, .42);
  border-color: rgba(255, 255, 255, .68);
}

body.yc-page-home .card-service {
  border-top: 3px solid var(--accent);
}

body.yc-page-home .card-hero.card-survey {
  background: rgba(232, 244, 238, .66);
  border-color: rgba(79, 128, 89, .22);
}

body.yc-page-home .util,
body.yc-page-home .flyout {
  background: rgba(255, 255, 255, .4);
  border-color: rgba(255, 255, 255, .64);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

body.yc-page-account .section,
body.yc-page-appeal .card {
  border: 1px solid rgba(255, 255, 255, .7);
  border-radius: 8px;
  background: rgba(255, 255, 255, .5);
  box-shadow: 0 10px 28px rgba(60, 80, 120, .08);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

body.yc-page-notice .announcement::before {
  width: 3px;
}

body.yc-page-mail .msg-item:hover,
body.yc-page-notice .announcement:hover {
  background: rgba(255, 255, 255, .7);
}

body.yc-page-transcribe .dropzone,
body.yc-page-transcribe .code-box,
body.yc-page-transcribe .text {
  border-radius: 8px;
  border-color: var(--line2);
  background: rgba(255, 255, 255, .34);
}

body.yc-page-tools .tool-card:hover,
body.yc-page-home .card:hover {
  border-color: rgba(89, 103, 121, .34);
  box-shadow: 0 14px 34px rgba(60, 80, 120, .13);
}

@media (max-width: 640px) {
  body.yc-pages-theme .container,
  body.yc-pages-theme .wrap {
    width: 100%;
    max-width: 100%;
  }

  body.yc-pages-theme .modal-overlay {
    padding: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  body.yc-pages-theme *,
  body.yc-pages-theme *::before,
  body.yc-pages-theme *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}

/* 2026-10-02: paper visual layer for comprehensive services only.
   Pages control, registration and tenant templates never opt into this class. */
body.yc-service-paper {
  --paper: #f3f0e8; --paper2: #e8ebdf; --card: #faf8f2; --feature: #e5e9d9;
  --ink: #29372e; --ink2: #616d60; --ink3: #777b6c;
  --line: #d9dbcc; --line2: #bec4b3; --clay: #49634b;
  --clay-line: #b8c5ac; --clay-soft: #e8ebdf; --radius: 3px; --radius-sm: 3px;
  --bg: #f3f0e8; --panel: #faf8f2; --blue: #49634b; --blue-dark: #354c38; --blue-soft: #e8ebdf;
  --jt-bg: #f3f0e8; --jt-line: #d9dbcc; --jt-orange: #49634b; --jt-orange-dark: #354c38;
  --pp-bg: #f3f0e8; --pp-line: #d9dbcc; --pp-blue: #49634b; --pp-blue-dark: #354c38;
  background: #f3f0e8 !important; color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', sans-serif;
}
body.yc-service-paper :is(.topbar, .card, .card-shell, .panel, .tool-card, .announcement, .msg-list, .modal, .box, .section, .queue-tools) {
  background: var(--card); border-color: var(--line); border-radius: 3px;
  box-shadow: none; backdrop-filter: none; -webkit-backdrop-filter: none;
}
body.yc-service-paper > nav { background: transparent; border-color: var(--line); backdrop-filter: none; -webkit-backdrop-filter: none; }
body.yc-service-paper :is(h1, .card-title, .brand-name) { font-family: Georgia, 'Songti SC', 'STSong', serif; font-weight: 500; }
body.yc-service-paper :is(button, .btn, .button, .btn-sm, .back-btn, .nav-btn, .nav-user, input, textarea, select, .code-input) { border-radius: 3px; }
body.yc-service-paper :is(input, textarea, select, .code-input) { background: var(--card); border-color: var(--line2); color: var(--ink); }
body.yc-service-paper :is(input, textarea, select):focus { border-color: var(--clay); background: #fffdf8; box-shadow: 0 0 0 3px rgba(73,99,75,.12); }
body.yc-service-paper :is(.btn-dark, .btn-primary, .btn-solid, .btn-login, button.primary) { background: var(--clay); border-color: var(--clay); color: #fff; }
body.yc-service-paper :is(.btn-dark, .btn-primary, .btn-solid, .btn-login, button.primary):hover { background: #354c38; border-color: #354c38; }
body.yc-service-paper :is(.btn-outline, .btn-ghost, button.ghost, .back-btn) { background: transparent; border-color: var(--line2); color: var(--ink2); }
body.yc-service-paper :is(.card, .tool-card):hover { background: var(--paper2); border-color: var(--line2); box-shadow: none; transform: none; }
body.yc-service-paper :is(.dropzone, .code-box, .text) { background: var(--card); border-color: var(--line2); border-radius: 3px; }
body.yc-service-paper :is(.msg-item, .announcement):hover { background: var(--paper2); }
body.yc-service-paper :is(.modal-overlay, .modal-backdrop) { background: rgba(41,55,46,.35); backdrop-filter: none; -webkit-backdrop-filter: none; }
body.yc-service-paper :is(.nav-btn-login, .toolbar button:first-child) { background: var(--clay); border-color: var(--clay); color: #fff; }
body.yc-service-paper :is(.nav-btn-login, .toolbar button:first-child):hover { background: #354c38; border-color: #354c38; }
body.yc-service-paper :is(a, button, input, textarea, select):focus-visible { outline: 2px solid #49634b; outline-offset: 3px; }
body.yc-service-paper :is(.pane, .pane-head, .pane[data-pane="tr"], .queue-tools, .review-panel) { background: var(--card); border-color: var(--line); }
body.yc-service-paper .box { border: 1px solid var(--line); padding: 30px 28px; }
body.yc-service-paper .notice-bar { background: var(--paper2); border-color: var(--line); }
body.yc-service-paper :is(.notice-tag, .notice-text, .notice-arrow) { color: var(--ink2); }
@media (prefers-reduced-motion: reduce) {
  body.yc-service-paper *, body.yc-service-paper *::before, body.yc-service-paper *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}

@media (max-width: 900px) {
  body.yc-page-paper .topbar-right { flex-basis: 100%; flex-wrap: wrap; min-width: 0; }
  body.yc-page-paper .paper-picker { flex-wrap: wrap; min-width: 0; }
  body.yc-page-paper .paper-picker select { flex: 1; min-width: 0; max-width: 100%; }
  body.yc-page-paper .topbar-right select { flex: 1; width: auto; min-width: 0; }
}