/* ============================================================
   万象角色引擎 · 设计系统（深色默认 / 浅色可选 / 毛玻璃 / 动效）
   ============================================================ */
* { box-sizing: border-box; }

/* ---------- 设计令牌：深色主题（默认） ---------- */
:root {
  --bg: #0a0e16;
  --panel: #141a28;
  --card: rgba(22, 29, 45, 0.55);
  --border: rgba(148, 163, 184, 0.16);
  --text: #e8eef7;
  --muted: #93a1b8;
  --accent: #6d8dff;
  --accent2: #22d3ee;
  --accent-strong: #4f6df5;
  --ok: #34d399;
  --err: #f87171;
  --glass-bg: rgba(21, 28, 44, 0.55);
  --glass-border: rgba(255, 255, 255, 0.09);
  --blur: 18px;
  --shadow: 0 10px 34px rgba(0, 0, 0, 0.38);
  --shadow-soft: 0 4px 18px rgba(0, 0, 0, 0.28);
  --radius: 16px;
  --radius-s: 10px;
  --tr: 0.22s cubic-bezier(0.4, 0, 0.2, 1);
  --input-bg: rgba(7, 11, 19, 0.6);
  --code-bg: rgba(6, 10, 18, 0.72);
  --bubble-user: linear-gradient(135deg, var(--accent), var(--accent-strong));
  --bubble-ai: rgba(255, 255, 255, 0.06);
  --btn-bg: rgba(255, 255, 255, 0.06);
  --mesh1: rgba(109, 141, 255, 0.16);
  --mesh2: rgba(34, 211, 238, 0.12);
  --mesh3: rgba(168, 85, 247, 0.10);
  --app-bg-image: url("assets/app-background.png");
  --app-bg-overlay-top: rgba(5, 9, 20, 0.62);
  --app-bg-overlay-bottom: rgba(5, 8, 16, 0.80);
  --hero-grad: linear-gradient(120deg, var(--accent) 0%, var(--accent2) 55%, #c084fc 100%);
  --scroll-thumb: rgba(148, 163, 184, 0.28);
  --danger-bg: rgba(248, 113, 113, 0.12);
  --danger-border: rgba(248, 113, 113, 0.35);
  --danger-text: #ff9db0;
  --tag-bg: rgba(34, 211, 238, 0.12);
  --overlay-bg: rgba(5, 8, 14, 0.72);
  --font-ui: "Segoe UI Variable Text", "SF Pro Text", "PingFang SC", "Microsoft YaHei UI", system-ui, sans-serif;
  --font-display: "Segoe UI Variable Display", "SF Pro Display", "PingFang SC", "Microsoft YaHei UI", system-ui, sans-serif;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ---------- 设计令牌：浅色主题 ---------- */
:root[data-theme="light"] {
  --bg: #edf0f7;
  --panel: #ffffff;
  --card: rgba(255, 255, 255, 0.62);
  --border: rgba(35, 55, 90, 0.14);
  --text: #1d2735;
  --muted: #5b6a80;
  --accent: #4f6df5;
  --accent2: #0891b2;
  --accent-strong: #3b56d9;
  --ok: #0d9668;
  --err: #dc3b3b;
  --glass-bg: rgba(255, 255, 255, 0.6);
  --glass-border: rgba(255, 255, 255, 0.8);
  --shadow: 0 10px 30px rgba(70, 95, 150, 0.16);
  --shadow-soft: 0 4px 16px rgba(70, 95, 150, 0.12);
  --input-bg: rgba(255, 255, 255, 0.85);
  --code-bg: rgba(244, 246, 251, 0.92);
  --bubble-user: linear-gradient(135deg, var(--accent), var(--accent-strong));
  --bubble-ai: rgba(255, 255, 255, 0.9);
  --btn-bg: rgba(35, 55, 90, 0.06);
  --mesh1: rgba(109, 141, 255, 0.20);
  --mesh2: rgba(34, 211, 238, 0.18);
  --mesh3: rgba(192, 132, 252, 0.16);
  --app-bg-image: url("assets/app-background-light.png");
  --app-bg-overlay-top: rgba(237, 240, 247, 0.28);
  --app-bg-overlay-bottom: rgba(237, 240, 247, 0.50);
  --hero-grad: linear-gradient(120deg, #3b56d9 0%, #0891b2 55%, #9333ea 100%);
  --scroll-thumb: rgba(35, 55, 90, 0.25);
  --danger-bg: rgba(220, 59, 59, 0.08);
  --danger-border: rgba(220, 59, 59, 0.3);
  --danger-text: #c23030;
  --tag-bg: rgba(8, 145, 178, 0.1);
  --overlay-bg: rgba(240, 243, 250, 0.72);
}

/* ---------- 基础 ---------- */
html, body {
  margin: 0; padding: 0; height: 100%;
  color: var(--text);
  font-family: var(--font-ui);
  font-size: 14px;
  font-feature-settings: "kern" 1, "liga" 1;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body {
  display: flex; flex-direction: row; height: 100vh; overflow: hidden;
  background:
    linear-gradient(180deg, var(--app-bg-overlay-top), var(--app-bg-overlay-bottom)),
    radial-gradient(1200px 700px at 88% -12%, var(--mesh1), transparent 60%),
    radial-gradient(950px 650px at -12% 105%, var(--mesh2), transparent 55%),
    radial-gradient(750px 550px at 55% 118%, var(--mesh3), transparent 60%),
    var(--app-bg-image) center center / cover no-repeat,
    var(--bg);
  background-attachment: fixed;
  transition: background var(--tr), color var(--tr);
}

::selection { background: var(--accent); color: #fff; }
::-webkit-scrollbar { width: 9px; height: 9px; }
::-webkit-scrollbar-thumb { background: var(--scroll-thumb); border-radius: 8px; }
::-webkit-scrollbar-track { background: transparent; }

/* 内联 SVG 图标 */
.ic {
  width: 1.05em; height: 1.05em; vertical-align: -0.18em;
  margin-right: 0.35em; flex-shrink: 0;
}
.tab .ic, .btn .ic, .mode-btn .ic { vertical-align: -0.16em; }
h2 .ic, h3 .ic, h4 .ic { color: var(--accent2); }

/* ---------- 左侧边栏 ---------- */
.sidebar {
  width: 264px; flex-shrink: 0; height: 100vh;
  position: sticky; top: 0; z-index: 30;
  display: flex; flex-direction: column;
  background: var(--glass-bg);
  backdrop-filter: blur(var(--blur)) saturate(1.4);
  -webkit-backdrop-filter: blur(var(--blur)) saturate(1.4);
  border-right: 1px solid var(--glass-border);
  box-shadow: var(--shadow-soft);
}
.brand-block { display: flex; align-items: center; gap: 11px; padding: 24px 18px 18px; }
.brand-mark {
  position: relative; display: grid; place-items: center; flex: 0 0 auto;
  width: 40px; height: 40px; border-radius: 13px; color: #fff;
  font-family: var(--font-display); font-size: 20px; font-weight: 800;
  background: linear-gradient(145deg, var(--accent), #8b5cf6 58%, var(--accent2));
  box-shadow: 0 8px 24px rgba(109, 141, 255, 0.3), inset 0 1px rgba(255,255,255,.3);
}
.brand-mark::after {
  content: ""; position: absolute; inset: -4px; z-index: -1; border-radius: 16px;
  border: 1px solid rgba(109, 141, 255, 0.25);
}
.brand-copy { min-width: 0; }
.brand-title {
  font-family: var(--font-display); font-size: 18px; font-weight: 760; letter-spacing: 0.6px;
  background: var(--hero-grad);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.brand-sub { margin-top: 4px; font-size: 9px; color: var(--muted); letter-spacing: 1px; white-space: nowrap; }
.mobile-nav-toggle { display: none; }
.tabs { display: flex; flex-direction: column; gap: 4px; padding: 3px 12px 14px; flex: 1; overflow-y: auto; }
.tab-group-label {
  margin: 13px 10px 3px; color: var(--muted); opacity: .72;
  font-size: 9px; font-weight: 750; letter-spacing: 1.6px; text-transform: uppercase;
}
.tab-group-label:first-child { margin-top: 2px; }
.tab {
  position: relative; display: flex; align-items: center; gap: 10px; width: 100%;
  background: transparent; color: var(--muted);
  border: 1px solid transparent; border-radius: 12px;
  padding: 9px 10px; cursor: pointer; text-align: left;
  font-family: inherit;
  transition: color .28s var(--ease-out), background .28s var(--ease-out), border-color .28s var(--ease-out), transform .28s var(--ease-out), box-shadow .28s var(--ease-out);
}
.tab::before {
  content: ""; position: absolute; left: -6px; top: 50%; width: 3px; height: 0;
  border-radius: 4px; background: var(--accent2); transform: translateY(-50%);
  box-shadow: 0 0 14px var(--accent2); transition: height .28s var(--ease-out);
}
.tab:hover { color: var(--text); background: var(--btn-bg); transform: translateX(3px); }
.tab:focus-visible {
  outline: none; border-color: var(--accent2);
  box-shadow: 0 0 0 3px rgba(34,211,238,.13);
}
.tab.active {
  color: var(--text); background: linear-gradient(110deg, rgba(109,141,255,.18), rgba(34,211,238,.08));
  border-color: rgba(109, 141, 255, .32);
  box-shadow: 0 8px 22px rgba(5, 10, 24, .2), inset 0 1px rgba(255,255,255,.04);
}
.tab.active::before { height: 24px; }
.tab-icon {
  display: grid; place-items: center; flex: 0 0 auto; width: 32px; height: 32px;
  border-radius: 10px; color: var(--muted); background: rgba(255,255,255,.035);
  transition: color .28s var(--ease-out), background .28s var(--ease-out), transform .28s var(--ease-out);
}
.tab-icon .ic { width: 17px; height: 17px; margin: 0; vertical-align: 0; }
.tab:hover .tab-icon { color: var(--accent2); transform: rotate(-4deg) scale(1.04); }
.tab.active .tab-icon {
  color: #fff; background: linear-gradient(145deg, var(--accent), var(--accent-strong));
  box-shadow: 0 5px 14px rgba(79,109,245,.3); transform: none;
}
.tab-copy { display: flex; flex-direction: column; gap: 2px; min-width: 0; flex: 1; }
.tab-copy strong { font-size: 12px; font-weight: 680; letter-spacing: .15px; }
.tab-copy small { color: var(--muted); font-size: 9.5px; font-weight: 450; }
.tab-badge {
  padding: 2px 5px; border-radius: 999px; color: var(--accent2);
  background: var(--tag-bg); font-size: 8px; font-weight: 800; letter-spacing: .5px;
}
.tab.active .tab-badge { color: #fff; background: rgba(255,255,255,.12); }
.sidebar-foot {
  display: flex; align-items: center; gap: 8px;
  padding: 14px 16px; border-top: 1px solid var(--glass-border);
}
.theme-btn {
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--btn-bg); color: var(--muted);
  border: 1px solid var(--border); cursor: pointer;
  transition: color var(--tr), border-color var(--tr), transform var(--tr), box-shadow var(--tr);
}
.theme-btn .ic { margin-right: 0; width: 17px; height: 17px; vertical-align: 0; }
.theme-btn:hover { color: var(--accent2); border-color: var(--accent2); transform: translateY(-1px); box-shadow: 0 4px 12px rgba(34, 211, 238, 0.2); }
.theme-btn .ic-moon { display: none; }
.theme-btn.is-light .ic-sun { display: none; }
.theme-btn.is-light .ic-moon { display: inline; }
.model-status {
  font-size: 11px; color: var(--muted);
  padding: 5px 11px; border: 1px solid var(--border); border-radius: 20px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  background: var(--btn-bg);
  transition: color var(--tr), border-color var(--tr);
}
.model-status.ok { color: var(--ok); border-color: var(--ok); }

/* ---------- 内容区 / 页面 ---------- */
.content { flex: 1; overflow-y: auto; padding: 26px 30px; }
.panel { display: none; max-width: 1180px; margin: 0 auto; }
.panel.active { display: block; }
.panel h2 { margin: 0 0 6px; font-family: var(--font-display); font-size: 22px; font-weight: 720; letter-spacing: -.25px; }
.panel h3, .card h3 { font-family: var(--font-display); font-size: 15px; font-weight: 680; }
.hint { color: var(--muted); font-size: 12px; margin: 0 0 16px; line-height: 1.6; }

/* 页面入场动画 */
@keyframes pageEnter {
  from { opacity: 0; filter: blur(4px); transform: translateY(16px) scale(.992); }
  to { opacity: 1; filter: blur(0); transform: translateY(0) scale(1); }
}
.page-enter { animation: pageEnter .46s var(--ease-out); }

/* ---------- 首页 ---------- */
.hero {
  position: relative; isolation: isolate; display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(270px, .65fr);
  align-items: center; gap: 30px; min-height: 390px; margin-bottom: 22px; padding: 46px 50px;
  overflow: hidden; border: 1px solid var(--glass-border); border-radius: 28px;
  background:
    radial-gradient(600px 320px at 12% 15%, rgba(109,141,255,.2), transparent 64%),
    radial-gradient(420px 300px at 94% 80%, rgba(34,211,238,.14), transparent 68%),
    linear-gradient(135deg, rgba(18,24,42,.84), rgba(10,15,28,.58));
  box-shadow: 0 24px 70px rgba(0,0,0,.25), inset 0 1px rgba(255,255,255,.06);
}
:root[data-theme="light"] .hero {
  background:
    radial-gradient(600px 320px at 12% 15%, rgba(79,109,245,.18), transparent 64%),
    radial-gradient(420px 300px at 94% 80%, rgba(8,145,178,.13), transparent 68%),
    linear-gradient(135deg, rgba(255,255,255,.88), rgba(246,248,255,.68));
}
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -1; opacity: .22;
  background-image: linear-gradient(rgba(255,255,255,.055) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.055) 1px, transparent 1px);
  background-size: 42px 42px; mask-image: linear-gradient(90deg, #000, transparent 82%);
}
.hero-copy { position: relative; z-index: 2; }
.hero-kicker, .page-eyebrow {
  color: var(--accent2); font-size: 10px; font-weight: 750; letter-spacing: 2px;
}
.hero-kicker { display: flex; align-items: center; gap: 8px; margin-bottom: 16px; }
.hero-kicker span { width: 24px; height: 1px; background: var(--accent2); box-shadow: 0 0 8px var(--accent2); }
.hero-title {
  margin: 0; font-family: var(--font-display); font-size: clamp(42px, 5vw, 66px); line-height: 1.06;
  font-weight: 820; letter-spacing: -2.2px;
  background: var(--hero-grad);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.hero-tagline {
  margin: 10px 0 13px; color: var(--text); font-family: var(--font-display);
  font-size: 22px; font-weight: 650; letter-spacing: 2px;
}
.hero-sub { margin: 0; font-size: 13px; color: var(--muted); max-width: 650px; line-height: 1.9; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; margin: 22px 0 18px; }
.hero-actions .btn.big { min-width: 150px; margin: 0; padding: 12px 18px; font-size: 13px; }
.hero-status { display: flex; align-items: center; gap: 6px; margin: 0; font-size: 11px; color: var(--muted); }
.hero-status-dot {
  width: 7px; height: 7px; border-radius: 50%; background: var(--muted);
  box-shadow: 0 0 0 4px rgba(148,163,184,.08);
}
.hero-status:has(#homeModelEcho.ok) .hero-status-dot { background: var(--ok); box-shadow: 0 0 0 4px rgba(52,211,153,.1), 0 0 10px var(--ok); }
.hero-status span { color: var(--text); }
.hero-status span.ok { color: var(--ok); }
.hero-visual { position: relative; min-height: 270px; }
.hero-core {
  position: absolute; left: 50%; top: 50%; z-index: 2; display: grid; place-items: center;
  width: 132px; height: 132px; border-radius: 38px; transform: translate(-50%, -50%) rotate(8deg);
  color: #fff; background: linear-gradient(145deg, rgba(109,141,255,.94), rgba(124,58,237,.9) 58%, rgba(34,211,238,.88));
  box-shadow: 0 24px 55px rgba(79,109,245,.38), inset 0 1px rgba(255,255,255,.4);
  animation: heroFloat 5.5s ease-in-out infinite;
}
.hero-core span { transform: rotate(-8deg); font-family: var(--font-display); font-size: 58px; font-weight: 850; line-height: .8; }
.hero-core small { position: absolute; bottom: 21px; transform: rotate(-8deg); font-size: 7px; font-weight: 800; letter-spacing: 2px; opacity: .74; }
.hero-orbit { position: absolute; left: 50%; top: 50%; border: 1px solid rgba(109,141,255,.26); border-radius: 50%; }
.orbit-a { width: 224px; height: 224px; transform: translate(-50%,-50%); animation: orbitSpin 18s linear infinite; }
.orbit-b { width: 286px; height: 180px; transform: translate(-50%,-50%) rotate(-24deg); animation: orbitSpinReverse 24s linear infinite; }
.hero-chip {
  position: absolute; z-index: 3; padding: 5px 9px; border: 1px solid var(--glass-border);
  border-radius: 999px; color: var(--accent2); background: var(--glass-bg);
  box-shadow: var(--shadow-soft); font-size: 8px; font-weight: 800; letter-spacing: 1.2px;
}
.chip-a { left: 5%; top: 22%; animation: chipFloat 4.8s ease-in-out infinite; }
.chip-b { right: 0; top: 38%; animation: chipFloat 5.6s ease-in-out .7s infinite; }
.chip-c { left: 17%; bottom: 11%; animation: chipFloat 5.1s ease-in-out 1.2s infinite; }
@keyframes heroFloat {
  0%, 100% { transform: translate(-50%, -50%) rotate(8deg) translateY(0); }
  50% { transform: translate(-50%, -50%) rotate(5deg) translateY(-9px); }
}
@keyframes orbitSpin { to { transform: translate(-50%,-50%) rotate(360deg); } }
@keyframes orbitSpinReverse { to { transform: translate(-50%,-50%) rotate(-384deg); } }
@keyframes chipFloat { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-7px); } }
.home-grid {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px; margin: 8px 0 20px;
}
.home-goto {
  position: relative; min-height: 190px; padding: 21px 19px 18px; overflow: hidden;
  border-radius: 18px; cursor: pointer;
  background: var(--glass-bg);
  backdrop-filter: blur(var(--blur)) saturate(1.4);
  -webkit-backdrop-filter: blur(var(--blur)) saturate(1.4);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-soft);
  transition: transform .34s var(--ease-out), box-shadow .34s var(--ease-out), border-color .34s var(--ease-out), background .34s var(--ease-out);
}
.home-goto::after {
  content: ""; position: absolute; width: 100px; height: 100px; right: -45px; top: -48px;
  border-radius: 50%; background: var(--accent2); opacity: 0; filter: blur(35px);
  transition: opacity .34s var(--ease-out);
}
.home-goto:hover {
  transform: translateY(-6px);
  border-color: var(--accent2);
  box-shadow: 0 18px 40px rgba(4, 9, 22, .28);
}
.home-goto:focus-visible {
  outline: none; border-color: var(--accent2);
  box-shadow: 0 0 0 3px rgba(34,211,238,.13), 0 18px 40px rgba(4, 9, 22, .24);
}
.home-goto:hover::after { opacity: .16; }
.home-goto-primary { border-color: rgba(109,141,255,.28); }
.home-goto-featured { border-color: rgba(34,211,238,.3); }
.hg-icon {
  width: 42px; height: 42px; border-radius: 13px; margin-bottom: 16px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(145deg, rgba(109,141,255,.18), rgba(34,211,238,.1)); color: var(--accent2);
  border: 1px solid rgba(109,141,255,.18);
  transition: transform .34s var(--ease-out), color .34s var(--ease-out);
}
.home-goto:hover .hg-icon { transform: rotate(-5deg) scale(1.08); color: #fff; }
.hg-icon .ic { width: 20px; height: 20px; margin-right: 0; vertical-align: 0; }
.hg-title { font-family: var(--font-display); font-size: 15px; font-weight: 700; margin-bottom: 7px; }
.hg-title span {
  margin-left: 5px; padding: 2px 6px; border-radius: 999px;
  color: var(--accent2); background: var(--tag-bg); font-size: 8px; vertical-align: 2px;
}
.hg-desc { font-size: 12px; color: var(--muted); line-height: 1.6; }
.hg-link { position: absolute; left: 19px; bottom: 17px; color: var(--accent2); font-size: 10px; font-weight: 650; opacity: .76; }
.home-goto:hover .hg-link { opacity: 1; }
.home-tip-card { display: flex; align-items: center; gap: 16px; margin-top: 4px; padding: 15px 18px; }
.home-tip-card h3, .home-tip-card .hint { margin-bottom: 0; }
.home-tip-index {
  flex: 0 0 auto; font-family: var(--font-display); font-size: 26px; font-weight: 780;
  color: transparent; -webkit-text-stroke: 1px var(--accent2); opacity: .6;
}
.page-enter .home-goto { animation: cardRise .5s var(--ease-out) both; }
.page-enter .home-goto:nth-child(2) { animation-delay: .04s; }
.page-enter .home-goto:nth-child(3) { animation-delay: .08s; }
.page-enter .home-goto:nth-child(4) { animation-delay: .12s; }
.page-enter .home-goto:nth-child(5) { animation-delay: .16s; }
.page-enter .home-goto:nth-child(6) { animation-delay: .20s; }
@keyframes cardRise { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: translateY(0); } }

/* ---------- 世界书可视化编辑 ---------- */
.wbx-heading {
  display: flex; align-items: flex-start; justify-content: space-between;
  gap: 18px; margin-bottom: 12px;
}
.wbx-stats {
  flex: none; color: var(--accent2); background: var(--tag-bg);
  border: 1px solid rgba(34, 211, 238, 0.25); border-radius: 999px;
  padding: 7px 12px; font-size: 12px;
}
.wbx-toolbar { padding: 13px 16px; }
.wbx-toolbar .status-line { margin-top: 8px; min-height: 0; }
.wbx-layout {
  display: grid; grid-template-columns: minmax(280px, 340px) minmax(0, 1fr);
  gap: 16px; align-items: start;
}
.wbx-sidebar {
  padding: 12px; position: sticky; top: 0;
  max-height: calc(100vh - 185px); min-height: 500px;
  display: flex; flex-direction: column;
}
.wbx-search-row { display: grid; grid-template-columns: minmax(0, 1fr) 112px; gap: 8px; }
.wbx-search { position: relative; }
.wbx-search .ic {
  position: absolute; left: 10px; top: 50%; transform: translateY(-50%);
  color: var(--muted); z-index: 1; margin: 0;
}
.wbx-search input { padding-left: 31px; }
.wbx-list { overflow-y: auto; margin-top: 10px; padding-right: 3px; }
.wbx-list-empty {
  text-align: center; color: var(--muted); padding: 56px 10px; font-size: 12px;
}
.wbx-list-item {
  display: block; width: 100%; text-align: left; cursor: pointer;
  background: transparent; color: var(--text); border: 1px solid transparent;
  border-radius: var(--radius-s); padding: 10px; margin-bottom: 6px;
  font-family: inherit; transition: background var(--tr), border-color var(--tr), transform var(--tr);
}
.wbx-list-item:hover { background: var(--btn-bg); transform: translateX(2px); }
.wbx-list-item.active { background: var(--tag-bg); border-color: var(--accent2); }
.wbx-list-top { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; }
.wbx-list-top strong {
  min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 13px;
}
.wbx-list-seq { flex: none; color: var(--muted); font-size: 10px; font-family: Consolas, monospace; }
.wbx-list-meta { display: flex; align-items: center; gap: 5px; margin-top: 7px; color: var(--muted); font-size: 10px; }
.wbx-badge {
  border-radius: 999px; padding: 2px 6px; background: var(--btn-bg); border: 1px solid var(--border);
}
.wbx-badge.type-constant { color: #c084fc; }
.wbx-badge.type-keyword { color: var(--accent2); }
.wbx-badge.type-vectorized { color: #fbbf24; }
.wbx-badge.enabled { color: var(--ok); }
.wbx-badge.disabled { color: var(--muted); }
.wbx-badge.protected { color: #fb7185; }
.wbx-editor-card { min-height: 500px; }
.wbx-empty {
  min-height: 430px; display: flex; flex-direction: column;
  align-items: center; justify-content: center; text-align: center; color: var(--muted);
}
.wbx-empty > .ic { width: 52px; height: 52px; margin: 0 0 16px; color: var(--accent2); opacity: 0.45; }
.wbx-empty h3 { color: var(--text); }
.wbx-editor-actions { display: flex; gap: 6px; }
.wbx-protected {
  margin: 12px 0; padding: 9px 11px; border-radius: var(--radius-s);
  background: rgba(251, 113, 133, 0.1); border: 1px solid rgba(251, 113, 133, 0.3);
  color: #fda4af; font-size: 12px; line-height: 1.55;
}
.wbx-switch {
  min-height: 35px; display: flex; align-items: center; gap: 8px;
  color: var(--text); cursor: pointer; margin-top: 4px;
}
.wbx-switch input { width: auto; }
.wbx-key-preview { display: flex; flex-wrap: wrap; gap: 5px; min-height: 18px; margin-top: 7px; }
.wbx-key-preview span {
  padding: 2px 8px; border-radius: 999px; color: var(--accent2);
  background: var(--tag-bg); font-size: 11px;
}
.wbx-field-muted { opacity: 0.62; }
.wbx-content-meta { display: flex; justify-content: flex-end; color: var(--muted); font-size: 11px; margin-top: 4px; }
.wbx-insert-row { display: grid; grid-template-columns: 1.5fr 0.7fr 0.7fr; gap: 10px; }
.wbx-save-row { margin-top: 16px; }
.wbx-ai-modal-box { width: min(780px, 92vw); }
#wbxAiBody { max-height: 62vh; overflow-y: auto; }
.wbx-ai-summary {
  margin: 0 0 12px; padding: 10px 12px; border-radius: var(--radius-s);
  background: var(--tag-bg); color: var(--text); line-height: 1.6;
}
.wbx-ai-field { margin-bottom: 12px; }
.wbx-ai-field textarea { font-family: inherit; }
.wbx-ai-change {
  border: 1px solid var(--border); border-radius: var(--radius-s);
  padding: 9px 11px; margin-bottom: 7px; background: var(--btn-bg);
}
.wbx-ai-change summary { cursor: pointer; color: var(--text); font-weight: 600; }
.wbx-ai-change p { color: var(--muted); margin: 8px 0 0; font-size: 12px; line-height: 1.55; }
.wbx-idea-card {
  display: flex; align-items: flex-start; gap: 10px; margin: 0 0 9px;
  border: 1px solid var(--border); border-radius: var(--radius-s);
  padding: 11px; background: var(--btn-bg); cursor: pointer; color: var(--text);
}
.wbx-idea-card:has(input:checked) { border-color: var(--accent2); background: var(--tag-bg); }
.wbx-idea-card input { flex: none; width: auto; margin-top: 3px; }
.wbx-idea-card p { color: var(--accent2); margin: 5px 0; font-size: 11px; }
.wbx-idea-card small { color: var(--muted); line-height: 1.55; display: block; }

/* ---------- 卡片（毛玻璃） ---------- */
.card {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--blur)) saturate(1.4);
  -webkit-backdrop-filter: blur(var(--blur)) saturate(1.4);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 18px; margin-bottom: 16px;
  box-shadow: var(--shadow-soft);
}
.card h3 { margin: 0 0 12px; color: var(--text); }
.card h4 { margin: 0 0 8px; }
.form-card .form-row { margin-bottom: 12px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

label { display: block; font-size: 12px; color: var(--muted); margin: 10px 0 4px; }
input, textarea, select {
  width: 100%; background: var(--input-bg); color: var(--text);
  border: 1px solid var(--border); border-radius: var(--radius-s);
  padding: 8px 10px; font-size: 13px; font-family: inherit;
  transition: border-color var(--tr), box-shadow var(--tr), background var(--tr);
}
input:focus, textarea:focus, select:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(109, 141, 255, 0.18);
}
textarea { resize: vertical; line-height: 1.6; }
.form-row.split { display: flex; gap: 12px; }
.form-row.split > div { flex: 1; }

.checks { display: flex; gap: 16px; flex-wrap: wrap; }
.checks label { display: inline-flex; align-items: center; gap: 6px; margin: 8px 0; color: var(--text); }
.checks input { width: auto; }

/* ---------- 按钮 ---------- */
.btn {
  background: var(--btn-bg); color: var(--text);
  border: 1px solid var(--border);
  padding: 9px 16px; border-radius: var(--radius-s);
  cursor: pointer; font-size: 13px; font-family: inherit;
  transition: transform var(--tr), box-shadow var(--tr), border-color var(--tr), background var(--tr), color var(--tr), opacity var(--tr);
}
.btn:hover {
  border-color: var(--accent); transform: translateY(-1px);
  box-shadow: 0 5px 16px rgba(109, 141, 255, 0.22);
}
.btn:active { transform: translateY(1px) scale(0.98); box-shadow: none; }
.btn.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  border-color: transparent; color: #fff;
}
.btn.primary:hover { box-shadow: 0 6px 20px rgba(79, 109, 245, 0.4); }
.btn.ghost { background: transparent; }
.btn.block { width: 100%; margin-top: 12px; }
.btn.big { padding: 13px 0; font-size: 15px; font-weight: 600; margin-top: 8px; }
.btn.small { padding: 4px 10px; font-size: 12px; }
.btn-row { display: flex; gap: 10px; margin-top: 14px; flex-wrap: wrap; }
.btn-row.end { justify-content: flex-end; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; box-shadow: none; }

.status-line { margin-top: 10px; font-size: 12px; min-height: 16px; }
.status-line.ok { color: var(--ok); }
.status-line.err { color: var(--err); }

/* ---------- 全局置顶提示词 ---------- */
.pinned-prompt-card {
  border-color: color-mix(in srgb, var(--accent) 42%, var(--glass-border));
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--accent) 10%, transparent), transparent 55%),
    var(--glass-bg);
}
.pinned-prompt-card textarea { min-height: 116px; }
.pinned-prompt-footer {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
}
.pinned-prompt-footer .btn-row { margin-top: 0; }

/* ---------- 配置列表 ---------- */
.config-list { display: flex; flex-direction: column; gap: 8px; margin-bottom: 16px; }
.cfg-item {
  display: flex; align-items: center; gap: 10px;
  background: var(--glass-bg); border: 1px solid var(--glass-border);
  border-radius: 12px; padding: 10px 14px;
  transition: border-color var(--tr), transform var(--tr), box-shadow var(--tr);
}
.cfg-item:hover { transform: translateY(-1px); box-shadow: var(--shadow-soft); }
.cfg-item.active { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent), var(--shadow-soft); }
.cfg-item .cfg-info { flex: 1; }
.cfg-item .cfg-info b { color: var(--text); }
.cfg-item .cfg-info small { color: var(--muted); display: block; margin-top: 2px; }
.cfg-item .badge { font-size: 11px; color: var(--accent2); }

/* ---------- 模型拉取选择器 ---------- */
.model-picker { display: flex; gap: 8px; margin-bottom: 8px; }
.model-picker select { flex: 1; }

/* ---------- 步骤导航 / 进度点 ---------- */
.steps-nav { display: flex; gap: 8px; margin-bottom: 18px; flex-wrap: wrap; align-items: center; }
.step-dot, .wf-dot, .mvu-dot, .exp-step-dot {
  padding: 8px 16px; border-radius: 20px;
  background: var(--glass-bg); border: 1px solid var(--glass-border);
  color: var(--muted); font-size: 13px; cursor: pointer; user-select: none;
  transition: color var(--tr), background var(--tr), border-color var(--tr), box-shadow var(--tr), transform var(--tr);
}
.step-dot:hover, .wf-dot:hover, .mvu-dot:hover, .exp-step-dot:hover { color: var(--text); transform: translateY(-1px); }
.step-dot.active, .wf-dot.active, .mvu-dot.active, .exp-step-dot.active {
  background: linear-gradient(135deg, var(--accent2), var(--accent));
  color: #fff; border-color: transparent; font-weight: 700;
  box-shadow: 0 4px 14px rgba(34, 211, 238, 0.3);
}
.step-dot.done, .wf-dot.done, .mvu-dot.done { border-color: var(--ok); color: var(--ok); }
.mvu-dot { padding: 6px 14px; font-size: 12px; }
.guide-step, .wf-step, .wf-sub, .mvu-sub, .export-step { display: none; }
.guide-step.active, .wf-step.active, .wf-sub.active, .mvu-sub.active, .export-step.active {
  display: block;
  animation: pageEnter 0.28s cubic-bezier(0.22, 0.8, 0.3, 1);
}
.wf-subnav { margin-top: 14px; }
.wf-restart { margin-left: auto; }
.export-steps-nav { display: flex; gap: 10px; margin-bottom: 16px; flex-wrap: wrap; }

/* ---------- 世界书条目 ---------- */
.wb-list { display: flex; flex-direction: column; gap: 10px; max-height: 520px; overflow-y: auto; }
.wb-item {
  border: 1px solid var(--border); border-radius: var(--radius-s);
  padding: 10px; background: var(--input-bg);
  transition: border-color var(--tr), box-shadow var(--tr);
}
.wb-item:hover { border-color: var(--accent); }
.wb-item .wb-head { display: flex; gap: 8px; align-items: center; margin-bottom: 6px; }
.wb-item .wb-head input.wb-comment { flex: 1; font-weight: 600; }
.wb-item select.wb-type { width: 110px; }
.wb-item .wb-del {
  background: var(--danger-bg); border: 1px solid var(--danger-border);
  color: var(--danger-text); border-radius: 8px;
  padding: 6px 10px; cursor: pointer; font-size: 12px; font-family: inherit;
  transition: opacity var(--tr), transform var(--tr);
}
.wb-item .wb-del:hover { transform: translateY(-1px); }
.wb-item .wb-keys { margin-top: 6px; }
.wb-tag { font-size: 11px; padding: 2px 8px; border-radius: 10px; background: var(--tag-bg); color: var(--accent2); }
.wb-posrow { display: flex; align-items: center; gap: 6px; margin-top: 6px; flex-wrap: wrap; }
.wb-posrow label { font-size: 12px; color: var(--muted); margin: 0; }
.wb-posrow select { font-size: 12px; padding: 3px 6px; width: auto; }
.wb-posrow input[type="number"] { width: 62px; font-size: 12px; padding: 3px 6px; }
.wb-off {
  font-size: 11px; color: var(--err); border: 1px solid var(--err);
  border-radius: 10px; padding: 1px 8px; white-space: nowrap;
}

/* ---------- 预览 / 代码 ---------- */
.preview-json {
  background: var(--code-bg); border: 1px solid var(--border); border-radius: var(--radius-s);
  padding: 12px; max-height: 460px; overflow: auto; font-size: 12px;
  white-space: pre-wrap; word-break: break-all; color: var(--muted);
  font-family: Consolas, "Cascadia Code", monospace;
}

/* ---------- 遮罩加载 ---------- */
.overlay {
  position: fixed; inset: 0; background: var(--overlay-bg);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: none; flex-direction: column; align-items: center; justify-content: center; z-index: 999;
}
.overlay.show { display: flex; }
.spinner {
  width: 46px; height: 46px; border: 4px solid var(--glass-border);
  border-top-color: var(--accent2); border-radius: 50%;
  animation: spin 0.8s linear infinite, breathe 1.6s ease-in-out infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes breathe {
  0%, 100% { box-shadow: 0 0 0 0 rgba(34, 211, 238, 0.35); }
  50% { box-shadow: 0 0 24px 4px rgba(34, 211, 238, 0.25); }
}
.overlay-text { margin-top: 16px; color: var(--text); font-size: 14px; }

/* ---------- Toast ---------- */
.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%) translateY(20px);
  background: var(--glass-bg); color: var(--text);
  backdrop-filter: blur(var(--blur)) saturate(1.4);
  -webkit-backdrop-filter: blur(var(--blur)) saturate(1.4);
  padding: 12px 22px; border-radius: 12px;
  border: 1px solid var(--glass-border); box-shadow: var(--shadow);
  opacity: 0; transition: all 0.3s; z-index: 1000; pointer-events: none;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.ok { border-color: var(--ok); }
.toast.err { border-color: var(--err); }

/* ---------- 子标签页 ---------- */
.subtabs { display: flex; gap: 6px; margin-bottom: 16px; border-bottom: 1px solid var(--border); }
.subtab {
  background: transparent; color: var(--muted); border: none;
  border-bottom: 2px solid transparent; padding: 8px 16px;
  cursor: pointer; font-size: 13px; margin-bottom: -1px; font-family: inherit;
  transition: color var(--tr), border-color var(--tr);
}
.subtab:hover { color: var(--text); }
.subtab.active { color: var(--text); border-bottom-color: var(--accent); font-weight: 600; }
.subpage { display: none; }
.subpage.active { display: block; animation: pageEnter 0.26s cubic-bezier(0.22, 0.8, 0.3, 1); }

/* ---------- 对话窗口 ---------- */
.chat-card { display: flex; flex-direction: column; }
.chat-toolbar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; gap: 10px; flex-wrap: wrap; }
.chat-window {
  background: var(--code-bg); border: 1px solid var(--border); border-radius: var(--radius-s);
  padding: 14px; height: 440px; overflow-y: auto;
  display: flex; flex-direction: column; gap: 10px;
}
@keyframes bubbleIn {
  from { opacity: 0; transform: translateY(8px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
.bubble {
  max-width: 78%; padding: 10px 14px; border-radius: 14px;
  white-space: pre-wrap; word-break: break-word; line-height: 1.6; font-size: 13px;
  animation: bubbleIn 0.24s cubic-bezier(0.22, 0.8, 0.3, 1);
}
.bubble.user {
  align-self: flex-end; background: var(--bubble-user); color: #fff;
  border-bottom-right-radius: 4px;
  box-shadow: 0 3px 12px rgba(79, 109, 245, 0.3);
}
.bubble.ai {
  align-self: flex-start; background: var(--bubble-ai); color: var(--text);
  border: 1px solid var(--border); border-bottom-left-radius: 4px;
}
.bubble.err-bubble {
  background: var(--danger-bg); color: var(--danger-text);
  border: 1px solid var(--err);
}
.chat-input-row { display: flex; gap: 10px; margin-top: 12px; align-items: flex-end; }
.chat-input-row textarea { flex: 1; resize: vertical; }

/* ---------- 自定义预设按钮栏 ---------- */
.preset-btn-bar { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.preset-btn { white-space: nowrap; }
.preset-status { display: flex; align-items: center; gap: 12px; flex: 1; justify-content: center; flex-wrap: wrap; }
.preset-lamp { display: inline-flex; align-items: center; gap: 5px; font-size: 12px; color: var(--muted); transition: color var(--tr); }
.preset-lamp .lamp-dot {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--border); border: 1px solid var(--border);
  transition: background var(--tr), box-shadow var(--tr), border-color var(--tr);
}
.preset-lamp.sent { color: var(--ok); }
.preset-lamp.sent .lamp-dot {
  background: var(--ok); border-color: var(--ok);
  box-shadow: 0 0 8px var(--ok);
}

/* ---------- 缓存库 ---------- */
.cards-lib { display: flex; flex-direction: column; gap: 10px; }
.card-lib-item {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 12px 14px; background: var(--input-bg);
  border: 1px solid var(--border); border-radius: var(--radius-s);
  transition: border-color var(--tr), transform var(--tr), box-shadow var(--tr);
}
.card-lib-item:hover { border-color: var(--accent); transform: translateY(-1px); box-shadow: var(--shadow-soft); }
.cli-info { display: flex; flex-direction: column; gap: 3px; min-width: 0; flex: 1; }
.cli-info b { color: var(--text); font-size: 14px; }
.cli-info small { color: var(--muted); font-size: 12px; }
.cli-desc { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.cli-actions { display: flex; gap: 6px; flex-shrink: 0; flex-wrap: wrap; justify-content: flex-end; }

/* ---------- 弹窗 ---------- */
.modal-mask {
  display: none; position: fixed; inset: 0; z-index: 200;
  background: var(--overlay-bg);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  align-items: center; justify-content: center;
}
.modal-mask.show { display: flex; }
.modal-box {
  width: 720px; max-width: 92vw; max-height: 88vh; display: flex; flex-direction: column;
  background: var(--glass-bg);
  backdrop-filter: blur(var(--blur)) saturate(1.4);
  -webkit-backdrop-filter: blur(var(--blur)) saturate(1.4);
  border: 1px solid var(--glass-border); border-radius: var(--radius);
  box-shadow: var(--shadow); overflow: hidden;
  animation: pageEnter 0.26s cubic-bezier(0.22, 0.8, 0.3, 1);
}
.modal-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 18px; border-bottom: 1px solid var(--border);
}
.modal-head h3 { margin: 0; font-size: 16px; }
.modal-close {
  background: none; border: none; color: var(--muted); font-size: 24px; line-height: 1;
  cursor: pointer; padding: 0 4px; transition: color var(--tr), transform var(--tr);
}
.modal-close:hover { color: var(--text); transform: scale(1.15); }
.modal-body { padding: 16px 18px; overflow-y: auto; }
.modal-foot {
  display: flex; justify-content: flex-end; gap: 10px;
  padding: 12px 18px; border-top: 1px solid var(--border);
}

/* ---------- 角色卡结构分析结果 ---------- */
.analyze-result { margin-top: 10px; }
.az-group { margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px dashed var(--border); }
.az-group:last-child { border-bottom: none; }
.az-group h4 { margin: 0 0 8px; color: var(--accent2); font-size: 14px; }
.az-check { display: block; cursor: pointer; margin: 8px 0 4px; }
.az-check input { width: auto; margin-right: 6px; }
.az-tag {
  display: inline-block; margin-left: 6px; padding: 1px 8px; border-radius: 10px;
  background: var(--tag-bg); color: var(--accent2); font-size: 11px;
}
.az-reason { margin: 2px 0 6px 22px; color: var(--muted); font-size: 12px; }
.az-preview {
  margin: 0 0 4px 22px; padding: 8px 10px; background: var(--code-bg);
  border: 1px solid var(--border); border-radius: 6px;
  color: var(--muted); font-size: 12px; white-space: pre-wrap; word-break: break-word;
  max-height: 140px; overflow-y: auto;
}

/* ---------- 新手一键生成 / 体系创作页头 ---------- */
.guide-top { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 18px; flex-wrap: wrap; gap: 14px; }
.guide-top h2 { margin: 4px 0 5px; }
.guide-top > div:first-child > .hint { margin-bottom: 0; }
.guide-top-right { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.guide-mode { display: none; }
.guide-mode.active { display: block; animation: pageEnter 0.28s cubic-bezier(0.22, 0.8, 0.3, 1); }
.system-heading {
  display: flex; align-items: flex-end; justify-content: space-between; gap: 18px;
  margin-bottom: 18px; padding: 4px 2px 0;
}
.system-heading h2 { margin: 4px 0 5px; }
.system-heading .hint { max-width: 760px; margin-bottom: 0; }
.system-heading-badge {
  flex: 0 0 auto; padding: 8px 12px; border: 1px solid rgba(34,211,238,.24);
  border-radius: 999px; color: var(--muted); background: var(--tag-bg); font-size: 10px;
}
.system-heading-badge span { color: var(--accent2); font-size: 15px; font-weight: 800; }

/* ---------- 简易模式 ---------- */
.simple-flow { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.simple-world-summary { margin-top: 10px; }
.world-gen-tip { color: var(--ok) !important; }
.simple-input-card, .simple-preview-card { height: 100%; }

/* ---------- 灵感盒 / 子卡片 ---------- */
.inspire-box {
  margin-top: 12px; padding: 12px;
  border: 1px dashed var(--border); border-radius: var(--radius-s);
  background: var(--btn-bg);
}
.inspire-box h4 { margin: 0 0 6px; font-size: 14px; color: var(--accent2); }
.sub-card {
  margin-top: 12px; padding: 12px;
  border: 1px solid var(--border); border-radius: var(--radius-s);
  background: var(--btn-bg);
}
.sub-card h4 { margin: 0 0 8px; font-size: 14px; color: var(--accent2); }
.sub-card:first-of-type { margin-top: 8px; }

/* ---------- 导出封面区 ---------- */
.cover-area { display: flex; gap: 18px; align-items: flex-start; flex-wrap: wrap; margin: 6px 0 4px; }
.cover-preview {
  width: 200px; height: 300px; border: 1px solid var(--glass-border); border-radius: 12px;
  background: var(--code-bg); display: flex; align-items: center; justify-content: center;
  overflow: hidden; flex-shrink: 0; box-shadow: var(--shadow-soft);
}
.cover-preview img { width: 100%; height: 100%; object-fit: cover; }
.cover-placeholder { color: var(--muted); font-size: 13px; }
.cover-actions { display: flex; flex-direction: column; gap: 10px; }

/* ---------- 体系创作工作流 ---------- */
.system-workspace > .steps-nav {
  position: sticky; top: -26px; z-index: 12; padding: 11px 0;
  background: linear-gradient(180deg, var(--bg) 76%, transparent);
}
.wf-world-panel { margin-bottom: 16px; border-color: rgba(34,211,238,.45); }
.wf-panel-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; }
.wf-panel-head h3 { margin: 0; }
.wf-done-panel { margin-bottom: 4px; }
.wf-char-item {
  border: 1px solid var(--border); border-radius: var(--radius-s);
  padding: 8px 12px; margin-top: 8px; background: var(--btn-bg);
  transition: border-color var(--tr);
}
.wf-char-item.latest { border-color: var(--accent2); }
.wf-char-item summary { cursor: pointer; color: var(--text); font-weight: 600; }
.wf-char-item.latest summary { color: var(--accent2); }
.wf-preview {
  background: var(--code-bg); border: 1px solid var(--border); border-radius: var(--radius-s);
  padding: 12px; margin: 10px 0; max-height: 320px; overflow-y: auto;
}
.wf-world-panel .wf-preview { max-height: 200px; }
.wf-pre {
  margin: 0; white-space: pre-wrap; word-break: break-word;
  font-family: inherit; font-size: 13px; line-height: 1.6; color: var(--text);
}
.wf-review-h { margin: 12px 0 4px; color: var(--accent2); font-size: 13px; }
.wf-chat { height: 300px; }

/* ---------- MVU 变量系统 ---------- */
.mvu-enable { display: flex; align-items: center; gap: 6px; font-size: 14px; cursor: pointer; margin: 0; color: var(--text); }
.mvu-enable input { width: auto; }
.mvu-body { transition: opacity var(--tr); }
.mvu-body.mvu-disabled { opacity: 0.45; pointer-events: none; user-select: none; }
.mvu-tree {
  background: var(--code-bg); border: 1px solid var(--border); border-radius: var(--radius-s);
  padding: 10px 12px; margin: 8px 0; max-height: 240px; overflow-y: auto;
}
.mvu-tree-pre { font-family: "Cascadia Code", Consolas, monospace; font-size: 12px; }
/* 可视化结构树 */
.mvu-vtree, .mvu-vchildren { list-style: none; margin: 0; padding: 0; font-size: 13px; }
.mvu-vchildren { margin-left: 10px; padding-left: 16px; border-left: 1px solid var(--border); }
.mvu-vli { position: relative; padding: 1px 0; }
.mvu-vchildren > .mvu-vli::before {
  content: ''; position: absolute; left: -16px; top: 14px; width: 13px;
  border-top: 1px solid var(--border);
}
.mvu-vli.collapsed > .mvu-vchildren { display: none; }
.mvu-vnode { display: flex; align-items: baseline; gap: 8px; padding: 3px 8px 3px 2px; border-radius: 8px; line-height: 1.55; transition: background var(--tr); }
.mvu-vnode:hover { background: var(--btn-bg); }
.mvu-vtoggle {
  flex: none; width: 16px; height: 16px; align-self: center; cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--muted); border-radius: 4px; transition: transform var(--tr), color var(--tr);
}
.mvu-vtoggle::before {
  content: ''; border-left: 4px solid transparent; border-right: 4px solid transparent;
  border-top: 6px solid currentColor;
}
.mvu-vtoggle:hover { color: var(--text); }
.mvu-vli.collapsed > .mvu-vnode .mvu-vtoggle { transform: rotate(-90deg); }
.mvu-vname { font-weight: 600; color: var(--text); }
.mvu-vnode.branch > .mvu-vname { color: var(--accent2); }
.mvu-vnode.leaf::before {
  content: ''; flex: none; align-self: center; width: 5px; height: 5px; margin: 0 5px 0 6px;
  border-radius: 50%; background: var(--muted); opacity: 0.7;
}
.mvu-vtype {
  flex: none; font-size: 11px; font-family: Consolas, monospace; padding: 0 7px;
  border-radius: 999px; background: var(--tag-bg); color: var(--accent2);
}
.mvu-vdesc { color: var(--muted); font-size: 12px; word-break: break-word; }
.mvu-code-details { margin: 8px 0; }
.mvu-code-details summary { cursor: pointer; color: var(--muted); font-size: 13px; transition: color var(--tr); }
.mvu-code-details summary:hover { color: var(--text); }
.mvu-code-details textarea { width: 100%; margin-top: 8px; font-family: Consolas, monospace; font-size: 12px; }
.mvu-fe-req-head {
  display: flex; align-items: flex-end; justify-content: space-between; gap: 12px; margin-top: 10px;
}
.mvu-fe-req-head label { margin: 0; }
.mvu-fe-req-head span { color: var(--muted); font-size: 12px; white-space: nowrap; }
.mvu-fe-requirement {
  width: 100%; min-height: 180px; margin-top: 6px; padding: 13px 14px;
  line-height: 1.7; resize: vertical; font-family: inherit;
}
.mvu-fe-capabilities {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px;
  margin: 12px 0 0; padding: 10px; border: 1px solid var(--border);
  border-radius: var(--radius-s); background: var(--btn-bg);
}
.mvu-fe-capabilities legend { padding: 0 6px; color: var(--muted); font-size: 12px; }
.mvu-fe-cap {
  display: flex; align-items: flex-start; gap: 8px; margin: 0; padding: 9px;
  border: 1px solid transparent; border-radius: 8px; cursor: pointer; transition: all var(--tr);
}
.mvu-fe-cap:hover { border-color: var(--border); background: var(--card); }
.mvu-fe-cap:has(input:checked) { border-color: var(--accent2); background: var(--tag-bg); }
.mvu-fe-cap input { width: auto; margin-top: 3px; flex: none; }
.mvu-fe-cap span { min-width: 0; }
.mvu-fe-cap strong { display: block; color: var(--text); font-size: 13px; }
.mvu-fe-cap small { display: block; margin-top: 2px; color: var(--muted); font-size: 11px; line-height: 1.45; }
.mvu-fe-capabilities > .hint { grid-column: 1 / -1; margin: 1px 2px 0; }
.mvu-fe-req-tools {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-top: 9px;
}
.mvu-fe-req-tools .hint { flex: 1 1 220px; margin: 0; text-align: right; }
.mvu-api-check-tools {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-top: 8px;
}
.mvu-api-check-toggle {
  display: inline-flex; align-items: center; gap: 7px; margin: 0 auto 0 0;
  color: var(--text); font-size: 12px; cursor: pointer;
}
.mvu-api-check-toggle input { width: auto; margin: 0; }
.mvu-api-check-report {
  max-height: 180px; margin-top: 7px; padding: 9px 11px; overflow-y: auto;
  border: 1px solid var(--border); border-radius: 8px; background: var(--btn-bg);
}
.mvu-api-check-item { display: flex; gap: 7px; padding: 4px 0; font-size: 12px; line-height: 1.5; }
.mvu-api-check-item + .mvu-api-check-item { border-top: 1px solid var(--border); }
.mvu-api-check-item.error { color: var(--err); }
.mvu-api-check-item.warning { color: #d49a3a; }
.mvu-api-check-line { flex: none; min-width: 42px; color: var(--muted); }
@media (max-width: 900px) {
  .mvu-fe-capabilities { grid-template-columns: 1fr; }
}
.mvu-preview-frame {
  width: 100%; height: 320px; border: 1px solid var(--border); border-radius: var(--radius-s);
  background: #fff; margin: 8px 0;
}
.mvu-fin-line { margin: 4px 0; font-size: 13px; }
.mvu-fin-line.ok { color: var(--ok); }
.mvu-fin-line.err { color: var(--err); }
.mvu-check-list { display: flex; flex-direction: column; gap: 6px; margin: 6px 0; }
.mvu-check { display: flex; align-items: center; gap: 6px; font-size: 13px; cursor: pointer; margin: 0; color: var(--text); }
.mvu-check input { width: auto; }

/* ---------- 可选模块通用（MVU / 开场白共用：启用开关、禁用遮罩、代码折叠、iframe 预览） ---------- */
.opt-enable { display: flex; align-items: center; gap: 6px; font-size: 14px; cursor: pointer; margin: 0; color: var(--text); }
.opt-enable input { width: auto; }
.opt-body { transition: opacity var(--tr); }
.opt-body.opt-disabled { opacity: 0.45; pointer-events: none; user-select: none; }
.opt-code-details { margin: 8px 0; }
.opt-code-details summary { cursor: pointer; color: var(--muted); font-size: 13px; transition: color var(--tr); }
.opt-code-details summary:hover { color: var(--text); }
.opt-code-details textarea { width: 100%; margin-top: 8px; font-family: Consolas, monospace; font-size: 12px; }
.opt-preview-frame {
  width: 100%; height: 320px; border: 1px solid var(--border); border-radius: var(--radius-s);
  background: #fff; margin: 8px 0;
}

/* ---------- EJS 动态提示词（MVU 附加模块） ---------- */
.ejs-enable-card { margin-top: 18px; border-color: var(--accent2); }
.ejs-mode-nav { gap: 8px; }
.ejs-mode-btn {
  border: 1px solid var(--border); border-radius: 999px; padding: 8px 14px;
  color: var(--muted); background: var(--btn-bg); cursor: pointer; transition: all var(--tr);
}
.ejs-mode-btn:hover { color: var(--text); border-color: var(--accent2); }
.ejs-mode-btn.active { color: var(--text); border-color: var(--accent2); background: var(--tag-bg); }
.ejs-mode-panel { display: none; }
.ejs-mode-panel.active { display: block; }
#ejsModeStaged > .card { margin-bottom: 12px; }
.ejs-stage-item {
  border: 1px solid var(--border); border-radius: var(--radius-s);
  padding: 9px 12px; margin: 8px 0; background: var(--btn-bg);
}
.ejs-stage-item summary { cursor: pointer; color: var(--accent2); font-weight: 600; }
.ejs-stage-item input, .ejs-stage-item textarea {
  width: 100%; margin-top: 8px; font-family: Consolas, monospace; font-size: 12px;
}
#ejsFreeContent, #ejsControllerContent { font-family: Consolas, monospace; font-size: 12px; }
.opt-enable:has(input:disabled) { cursor: not-allowed; opacity: 0.6; }

/* ---------- 响应式：中屏 ---------- */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; min-height: 0; padding: 38px; }
  .hero-visual { display: none; }
  .home-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .simple-flow { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .wbx-layout { grid-template-columns: 1fr; }
  .wbx-sidebar { position: static; min-height: 0; max-height: 420px; }
}

/* ---------- 响应式：窄屏（侧栏折叠为顶部菜单） ---------- */
@media (max-width: 820px) {
  body {
    flex-direction: column; height: 100vh; height: 100dvh;
    background-attachment: scroll;
    background-position: center, center, center, center, center top;
  }
  .sidebar {
    width: 100%; height: auto; position: sticky; top: 0; z-index: 20;
    display: grid; grid-template-columns: minmax(0, 1fr) auto auto;
    align-items: center;
    border-right: none; border-bottom: 1px solid var(--glass-border);
    padding: 6px 10px; gap: 6px;
  }
  .brand-block { min-width: 0; padding: 5px 8px; gap: 8px; }
  .brand-mark { width: 31px; height: 31px; border-radius: 10px; font-size: 15px; }
  .brand-mark::after { display: none; }
  .brand-title { font-size: 14px; }
  .brand-sub { display: none; }
  .mobile-nav-toggle {
    display: inline-flex; align-items: center; justify-content: center; gap: 7px;
    min-width: 118px; height: 38px; padding: 0 10px;
    color: var(--text); background: var(--btn-bg);
    border: 1px solid var(--border); border-radius: var(--radius-s);
    font-family: inherit; font-size: 12px; font-weight: 600; line-height: 1; cursor: pointer;
    transition: color var(--tr), background var(--tr), border-color var(--tr), box-shadow var(--tr);
  }
  .mobile-nav-toggle:hover,
  .mobile-nav-toggle:focus-visible {
    color: var(--accent2); border-color: var(--accent2);
    box-shadow: 0 4px 14px rgba(34, 211, 238, 0.15); outline: none;
  }
  .mobile-nav-icon {
    width: 15px; height: 12px; display: flex; flex-direction: column;
    justify-content: space-between; flex: 0 0 auto;
  }
  .mobile-nav-icon i {
    display: block; width: 100%; height: 1.5px; border-radius: 2px;
    background: currentColor;
    transition: transform var(--tr), opacity var(--tr);
  }
  .mobile-nav-current {
    max-width: 112px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  }
  .mobile-nav-chevron {
    font-size: 16px; line-height: 1; transform: translateY(-2px);
    transition: transform var(--tr);
  }
  .sidebar.mobile-nav-open .mobile-nav-toggle {
    color: #fff; border-color: transparent;
    background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  }
  .sidebar.mobile-nav-open .mobile-nav-icon i:nth-child(1) { transform: translateY(5.25px) rotate(45deg); }
  .sidebar.mobile-nav-open .mobile-nav-icon i:nth-child(2) { opacity: 0; }
  .sidebar.mobile-nav-open .mobile-nav-icon i:nth-child(3) { transform: translateY(-5.25px) rotate(-45deg); }
  .sidebar.mobile-nav-open .mobile-nav-chevron { transform: translateY(1px) rotate(180deg); }
  .tabs {
    grid-column: 1 / -1; grid-row: 2; width: 100%; min-height: 0; max-height: 0;
    flex: none; gap: 5px; padding: 0 4px; overflow: hidden;
    visibility: hidden; opacity: 0;
    border-top: 1px solid transparent;
    transition: max-height 0.28s ease, padding var(--tr), opacity var(--tr), border-color var(--tr), visibility 0s linear 0.28s;
  }
  .sidebar.mobile-nav-open .tabs {
    max-height: min(70vh, 520px); padding: 8px 4px 4px;
    overflow-y: auto; visibility: visible; opacity: 1;
    border-top-color: var(--glass-border);
    transition: max-height 0.28s ease, padding var(--tr), opacity var(--tr), border-color var(--tr), visibility 0s;
  }
  .tabs::-webkit-scrollbar { width: 4px; }
  .tab-group-label { margin-top: 9px; }
  .tab { width: 100%; padding: 8px 10px; white-space: nowrap; flex: 0 0 auto; }
  .tab:hover { transform: none; }
  .sidebar-foot { grid-column: 3; grid-row: 1; border-top: none; padding: 4px; }
  .model-status { font-size: 11px; max-width: 120px; }
  .content { min-height: 0; }
}

@media (max-width: 720px) {
  html, body { font-size: 15px; }
  .content { padding: 14px; }
  .panel { max-width: 100%; }
  .panel h2 { font-size: 18px; }
  .hero { margin-bottom: 16px; padding: 28px 22px; border-radius: 20px; }
  .hero-title { font-size: 40px; letter-spacing: -1.2px; }
  .hero-tagline { font-size: 18px; }
  .hero-actions .btn.big { flex: 1 1 150px; }
  .home-grid { grid-template-columns: 1fr; gap: 11px; }
  .home-goto { min-height: 170px; }
  .home-tip-card { align-items: flex-start; }
  .system-heading { align-items: flex-start; flex-direction: column; gap: 9px; }
  .system-workspace > .steps-nav { top: -14px; }

  .grid-2, .simple-flow { grid-template-columns: 1fr; gap: 12px; }
  .form-row.split { flex-direction: column; gap: 8px; }
  .card { padding: 14px; border-radius: 12px; }

  .btn { padding: 10px 14px; font-size: 14px; }
  .btn.small { padding: 7px 10px; font-size: 12px; }
  input, textarea, select { padding: 10px; font-size: 15px; }

  .subtabs { flex-wrap: wrap; }
  .cli-actions { flex-wrap: wrap; }
  .card-lib-item { flex-direction: column; align-items: stretch; gap: 8px; }

  .chat-window, .rp-window { max-height: 45vh; }
  .wf-chat { height: 220px; }
  .wf-preview { max-height: 40vh; }

  .modal-box { width: 94vw; max-width: 94vw; max-height: 86vh; }

  .cover-area { flex-direction: column; align-items: stretch; }
  .cover-preview { width: 100%; max-width: 260px; height: 360px; margin: 0 auto; }
  .cover-actions { width: 100%; }
  .export-steps-nav { gap: 6px; }
  .exp-step-dot { padding: 8px 12px; font-size: 12px; }
  .model-picker { flex-wrap: wrap; }
  .mvu-preview-frame, .opt-preview-frame { height: 260px; }
  .mvu-dot { padding: 6px 10px; font-size: 11px; }
  .wbx-heading { flex-direction: column; gap: 6px; }
  .wbx-search-row { grid-template-columns: 1fr; }
  .wbx-insert-row { grid-template-columns: 1fr; }
  .wbx-editor-actions { flex-wrap: wrap; }
}

@media (max-width: 430px) {
  .sidebar { grid-template-columns: minmax(0, 1fr) auto auto; padding-inline: 7px; }
  .brand-block { padding-inline: 5px; }
  .brand-title { font-size: 13px; }
  .brand-mark { display: none; }
  .mobile-nav-toggle { min-width: 105px; padding-inline: 8px; }
  .mobile-nav-current { max-width: 86px; }
  .model-status { display: none; }
}

/* ---------- 降低动效偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}