:root {
  --bg: #0b0d12;
  --bg-soft: #12161f;
  --card: #171c27;
  --card-2: #1e2431;
  --line: #2a3142;
  --fg: #e8ecf3;
  --fg-dim: #8b95a8;
  --accent: #4f8cff;
  --accent-2: #7b5cff;
  --ok: #22c55e;
  --rec: #ff3b5c;
  --radius: 16px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", "Noto Sans SC", sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

[hidden] { display: none !important; }

html, body {
  height: 100%;
}

body {
  font-family: var(--font);
  background:
    radial-gradient(900px 500px at 12% -10%, rgba(79, 140, 255, .16), transparent 60%),
    radial-gradient(800px 500px at 92% 0%, rgba(123, 92, 255, .14), transparent 60%),
    var(--bg);
  color: var(--fg);
  -webkit-font-smoothing: antialiased;
  overflow: hidden;
}

.app {
  height: 100dvh;
  display: flex;
  flex-direction: column;
  max-width: 1560px;
  width: 100%;
  margin: 0 auto;
  padding: env(safe-area-inset-top) 0 0;
}

/* ---------------- 顶栏 ---------------- */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px 10px;
  flex: 0 0 auto;
}

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

.logo {
  width: 40px; height: 40px;
  display: grid; place-items: center;
  font-size: 20px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(79,140,255,.25), rgba(123,92,255,.25));
  border: 1px solid rgba(79,140,255,.35);
}

.brand h1 {
  font-size: 17px;
  font-weight: 650;
  letter-spacing: .2px;
}

.tagline {
  font-size: 11.5px;
  color: var(--fg-dim);
  margin-top: 2px;
}

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

.icon-btn {
  width: 36px; height: 36px;
  display: grid; place-items: center;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--fg);
  font-size: 15px;
  cursor: pointer;
  transition: .18s;
  font-family: var(--font);
}
.icon-btn:hover { background: var(--card-2); border-color: #3a4459; }

/* ---------------- 控制面板 ---------------- */
.panel {
  flex: 0 0 auto;
  margin: 4px 20px 10px;
  padding: 14px 16px;
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(30,36,49,.9), rgba(23,28,39,.9));
  border: 1px solid var(--line);
  backdrop-filter: blur(8px);
}

.row {
  display: flex;
  align-items: flex-end;
  gap: 10px;
}

.row.secondary {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px dashed rgba(255,255,255,.07);
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
}

.field { flex: 1 1 0; display: flex; flex-direction: column; gap: 6px; min-width: 0; }

.field > span, .mini-field > span, .block-field > span {
  font-size: 11px;
  color: var(--fg-dim);
  letter-spacing: .3px;
  font-weight: 500;
}

select, input[type="text"] {
  width: 100%;
  padding: 9px 11px;
  font-size: 13.5px;
  font-family: var(--font);
  color: var(--fg);
  background: #0e121a;
  border: 1px solid var(--line);
  border-radius: 10px;
  outline: none;
  cursor: pointer;
  transition: .18s;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%238b95a8'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 11px center;
  padding-right: 28px;
}
select:focus, input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(79,140,255,.15); }

.swap {
  font-size: 15px;
  color: var(--fg-dim);
  padding-bottom: 10px;
}

.ghost-btn {
  width: 38px; height: 38px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: #0e121a;
  color: var(--fg-dim);
  font-size: 15px;
  cursor: pointer;
  transition: .18s;
  flex: 0 0 auto;
}
.ghost-btn:hover { color: var(--accent); border-color: var(--accent); }

.mini-field { display: flex; align-items: center; gap: 7px; }
.mini-field select { width: auto; min-width: 110px; padding: 6px 26px 6px 9px; font-size: 12px; }

.switch {
  display: flex; align-items: center; gap: 7px;
  font-size: 12.5px; color: var(--fg-dim);
  cursor: pointer; user-select: none;
}
.switch input { display: none; }
.switch input + span::before {
  content: "";
  display: inline-block;
  width: 30px; height: 17px;
  border-radius: 999px;
  background: #2a3142;
  vertical-align: -4px;
  margin-right: 7px;
  position: relative;
  transition: .2s;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.06);
}
.switch input:checked + span::before {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}
.switch input:checked + span { color: var(--fg); }

/* ---------------- 主舞台 ---------------- */
.stage {
  flex: 1 1 auto;
  min-height: 0;
  margin: 0 20px;
  display: flex;
  flex-direction: column;
  position: relative;
}

.transcript {
  flex: 1 1 auto;
  overflow-y: auto;
  padding: 6px 4px 20px;
  scroll-behavior: smooth;
  scrollbar-width: thin;
  scrollbar-color: #2f3748 transparent;
}
.transcript::-webkit-scrollbar { width: 8px; }
.transcript::-webkit-scrollbar-thumb { background: #2f3748; border-radius: 8px; }

.empty {
  height: 100%;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  text-align: center;
  gap: 10px;
  color: var(--fg-dim);
  padding: 20px;
}
.empty-icon { font-size: 44px; opacity: .8; }
.empty h2 { font-size: 17px; color: #c6cede; font-weight: 600; }
.empty p { font-size: 13px; line-height: 1.8; max-width: 460px; }

/* 气泡 */
.block {
  margin-bottom: 14px;
  animation: rise .28s ease both;
}
@keyframes rise {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}

.block .meta {
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 5px;
}
.badge {
  font-size: 10px;
  padding: 2px 7px;
  border-radius: 999px;
  background: rgba(79,140,255,.15);
  color: #8fb5ff;
  border: 1px solid rgba(79,140,255,.25);
  letter-spacing: .3px;
}
.time { font-size: 10.5px; color: #5c667a; }

.src-line {
  font-size: 13.5px;
  line-height: 1.7;
  color: #9aa5b8;
  margin-bottom: 6px;
  padding-left: 2px;
}

.tgt-line {
  font-size: 20px;
  line-height: 1.55;
  font-weight: 500;
  color: var(--fg);
  padding: 11px 15px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(79,140,255,.10), rgba(123,92,255,.07));
  border: 1px solid rgba(79,140,255,.16);
  word-break: break-word;
}
.tgt-line.loading { color: var(--fg-dim); font-size: 15px; }

.tgt-line .cursor {
  display: inline-block;
  width: 2px; height: 1em;
  background: var(--accent);
  vertical-align: -2px;
  margin-left: 2px;
  animation: blink 1s step-end infinite;
}
@keyframes blink { 50% { opacity: 0; } }

.copy-mini {
  opacity: 0;
  border: none; background: none;
  color: var(--fg-dim);
  font-size: 11px;
  cursor: pointer;
  transition: .2s;
  padding: 2px 4px;
}
.block:hover .copy-mini { opacity: 1; }
.copy-mini:hover { color: var(--accent); }

/* 正在说的实时区 */
.live-area {
  flex: 0 0 auto;
  margin-top: 8px;
  padding: 12px 15px;
  border-radius: 12px;
  background: rgba(255,255,255,.03);
  border: 1px dashed rgba(255,255,255,.12);
}
.live-label {
  display: flex; align-items: center; gap: 7px;
  font-size: 11px; color: var(--fg-dim);
  margin-bottom: 6px;
}
.live-label .dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--rec);
  box-shadow: 0 0 0 0 rgba(255,59,92,.6);
  animation: pulse 1.6s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(255,59,92,.5); }
  70% { box-shadow: 0 0 0 8px rgba(255,59,92,0); }
  100% { box-shadow: 0 0 0 0 rgba(255,59,92,0); }
}
.live-text {
  font-size: 16px;
  line-height: 1.6;
  color: #c8d2e4;
  min-height: 26px;
  word-break: break-word;
}

/* ---------------- 手动输入 ---------------- */
.typebox {
  flex: 0 0 auto;
  display: flex;
  gap: 8px;
  margin: 0 20px 10px;
}

.typebox input {
  flex: 1 1 auto;
  min-width: 0;
  padding: 11px 14px;
  font-size: 14px;
  font-family: var(--font);
  color: var(--fg);
  background: #0e121a;
  border: 1px solid var(--line);
  border-radius: 999px;
  outline: none;
  transition: .18s;
}
.typebox input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(79,140,255,.15); }
.typebox input::placeholder { color: #5c667a; }

.send-btn {
  flex: 0 0 auto;
  width: 42px; height: 42px;
  border-radius: 50%;
  border: none;
  display: grid; place-items: center;
  font-size: 15px;
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  cursor: pointer;
  transition: .18s;
}
.send-btn:hover { filter: brightness(1.1); transform: translateY(-1px); }

/* ---------------- 底部 ---------------- */
.dock {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  padding: 12px 20px calc(16px + env(safe-area-inset-bottom));
  position: relative;
}

.meter {
  position: absolute;
  left: 24px;
  display: flex;
  align-items: flex-end;
  gap: 3px;
  height: 26px;
  opacity: .55;
}
.meter i {
  display: block;
  width: 3px;
  height: 6px;
  border-radius: 2px;
  background: var(--fg-dim);
  transition: height .09s linear, background .2s;
}
.meter.on i { background: var(--accent); }

.mic-btn {
  width: 66px; height: 66px;
  border-radius: 50%;
  border: none;
  display: grid; place-items: center;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff;
  cursor: pointer;
  transition: .2s;
  box-shadow: 0 8px 26px rgba(79,140,255,.36);
  position: relative;
}
.mic-btn:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(79,140,255,.45); }
.mic-btn.rec {
  background: linear-gradient(135deg, #ff3b5c, #ff7a3d);
  box-shadow: 0 8px 26px rgba(255,59,92,.4);
}
.mic-btn.rec::after {
  content: "";
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 2px solid rgba(255,59,92,.4);
  animation: ring 1.8s ease-out infinite;
}
@keyframes ring {
  0% { transform: scale(.95); opacity: .8; }
  100% { transform: scale(1.35); opacity: 0; }
}
.mic-btn:disabled { opacity: .5; cursor: not-allowed; transform: none; }

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

.status {
  position: absolute;
  right: 24px;
  font-size: 11px;
  color: var(--fg-dim);
  max-width: 170px;
  text-align: right;
}

/* ---------------- 抽屉 ---------------- */
.drawer {
  position: fixed;
  inset: 0;
  background: rgba(4,6,10,.7);
  backdrop-filter: blur(6px);
  z-index: 90;
  display: grid;
  place-items: center;
  padding: 20px;
  animation: fade .2s ease;
}
@keyframes fade { from { opacity: 0; } }

.drawer-card {
  width: 100%;
  max-width: 460px;
  max-height: 86dvh;
  overflow-y: auto;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 22px;
  box-shadow: 0 24px 60px rgba(0,0,0,.5);
}
.drawer-card h2 { font-size: 16px; margin-bottom: 16px; font-weight: 620; }

.block-field {
  display: block;
  margin-bottom: 16px;
}
.block-field > span {
  display: flex; justify-content: space-between;
  margin-bottom: 7px;
  font-size: 12px;
}
.block-field b { color: var(--accent); font-weight: 600; }

input[type="range"] {
  width: 100%;
  height: 4px;
  -webkit-appearance: none;
  appearance: none;
  background: #2a3142;
  border-radius: 3px;
  outline: none;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
  box-shadow: 0 0 0 4px rgba(79,140,255,.18);
}

.tips {
  margin: 18px 0;
  padding: 13px 15px;
  border-radius: 12px;
  background: rgba(255,255,255,.028);
  border: 1px solid rgba(255,255,255,.06);
}
.tips p {
  font-size: 12px;
  line-height: 1.75;
  color: var(--fg-dim);
  margin-bottom: 8px;
}
.tips p:last-child { margin-bottom: 0; }
.tips b { color: #b8c2d4; }

.primary-btn {
  width: 100%;
  padding: 12px;
  border: none;
  border-radius: 11px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  font-family: var(--font);
  cursor: pointer;
  transition: .2s;
}
.primary-btn:hover { filter: brightness(1.08); }

.help-list {
  padding-left: 18px;
  margin-bottom: 18px;
}
.help-list li {
  font-size: 13px;
  line-height: 1.85;
  color: var(--fg-dim);
  margin-bottom: 6px;
}
.help-list b { color: #b8c2d4; }

/* ---------------- 大字幕 ---------------- */
.cinema {
  position: fixed;
  inset: 0;
  z-index: 120;
  background: #05070b;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 4vh 4vw 12vh;
  overflow-y: auto;
}
.cinema #cinemaBody > div {
  font-size: clamp(26px, 4.6vw, 64px);
  line-height: 1.45;
  font-weight: 600;
  color: #fff;
  margin-bottom: 1.2vh;
  text-shadow: 0 2px 20px rgba(0,0,0,.6);
  animation: rise .3s ease both;
}
.cinema .src {
  font-size: clamp(15px, 1.9vw, 26px) !important;
  color: #7d879b !important;
  font-weight: 400 !important;
  margin-bottom: .4vh !important;
}
.exit-cinema {
  position: fixed;
  top: 16px; right: 16px;
  padding: 8px 14px;
  border-radius: 9px;
  border: 1px solid #2a3142;
  background: rgba(20,24,32,.8);
  color: #c8d2e4;
  font-size: 12px;
  font-family: var(--font);
  cursor: pointer;
}

/* ---------------- 响应式 ---------------- */
@media (max-width: 720px) {
  .panel { margin: 0 12px 8px; padding: 12px; }
  .stage { margin: 0 12px; }
  .typebox { margin: 0 12px 8px; }
  .typebox input { padding: 9px 12px; font-size: 13px; }
  .row { gap: 7px; }
  .swap { display: none; }
  .field > span { font-size: 10px; }
  select { font-size: 12.5px; padding: 8px 24px 8px 9px; }
  .ghost-btn { display: none; }
  .row.secondary { gap: 10px; }
  .mini-field > span { display: none; }
  .tgt-line { font-size: 17px; }
  .dock { gap: 12px; padding: 10px 12px 14px; }
  .meter, .status { display: none; }
  .topbar { padding: 10px 14px 6px; }
  .brand h1 { font-size: 15px; }
  .tagline { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}

/* ================= 登录/注册 ================= */
.auth-overlay {
  position: fixed; inset: 0; z-index: 200;
  display: grid; place-items: center;
  padding: 20px;
  background:
    radial-gradient(900px 500px at 15% -10%, rgba(79,140,255,.20), transparent 60%),
    radial-gradient(800px 500px at 90% 0%, rgba(123,92,255,.18), transparent 60%),
    var(--bg);
}
.auth-card {
  width: 100%; max-width: 380px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 28px;
  box-shadow: 0 30px 80px rgba(0,0,0,.5);
}
.auth-brand { text-align: center; margin-bottom: 20px; }
.auth-brand .logo { margin: 0 auto 10px; font-size: 26px; }
.auth-brand h1 { font-size: 20px; font-weight: 650; }
.auth-brand p { font-size: 12px; color: var(--fg-dim); margin-top: 4px; }

.auth-tabs { display: flex; gap: 8px; margin-bottom: 16px; background: #0e121a; border-radius: 10px; padding: 4px; }
.auth-tab {
  flex: 1; padding: 8px; border: none; border-radius: 8px;
  background: transparent; color: var(--fg-dim); cursor: pointer;
  font-size: 13px; font-family: var(--font);
}
.auth-tab.active { background: var(--card-2); color: var(--fg); }

.block-field input[type="text"], .block-field input[type="password"] {
  padding: 11px 13px; border-radius: 10px; font-size: 14px;
}
.auth-msg { min-height: 20px; font-size: 12.5px; color: #ffb86b; margin: 6px 0; }
.auth-hint { font-size: 12px; color: var(--fg-dim); text-align: center; margin-top: 12px; }

/* ================= 主布局（侧栏+内容） ================= */
.main { flex: 1 1 auto; min-height: 0; display: flex; margin: 0 20px; gap: 14px; }
.content { flex: 1 1 auto; min-width: 0; display: flex; flex-direction: column; }

.sidebar {
  flex: 0 0 230px;
  min-height: 0;
  display: flex; flex-direction: column;
  background: linear-gradient(180deg, rgba(30,36,49,.85), rgba(23,28,39,.85));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.sidebar-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 12px 10px 14px;
  font-size: 12px; color: var(--fg-dim); font-weight: 600;
  border-bottom: 1px solid var(--line);
}
.icon-btn.small { width: 28px; height: 28px; font-size: 14px; border-radius: 8px; }

.conv-list { flex: 1; overflow-y: auto; padding: 8px; scrollbar-width: thin; scrollbar-color: #2f3748 transparent; }
.conv-empty { padding: 20px; text-align: center; color: #5c667a; font-size: 12px; }

.conv-item {
  display: flex; align-items: center; gap: 8px;
  padding: 9px 10px; margin-bottom: 4px;
  border-radius: 10px; cursor: pointer;
  font-size: 13px; color: #c8d2e4;
  border: 1px solid transparent;
  transition: .15s;
}
.conv-item:hover { background: var(--card-2); }
.conv-item.active { background: rgba(79,140,255,.14); border-color: rgba(79,140,255,.3); color: #fff; }
.conv-title { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.conv-count { font-size: 10.5px; color: var(--fg-dim); background: #0e121a; padding: 1px 7px; border-radius: 999px; }
.conv-actions { display: none; gap: 2px; }
.conv-item:hover .conv-actions { display: flex; }
.conv-btn {
  border: none; background: none; color: var(--fg-dim);
  cursor: pointer; font-size: 13px; padding: 2px 5px; border-radius: 6px;
}
.conv-btn:hover { color: var(--accent); background: rgba(255,255,255,.06); }
.conv-item.clickable { cursor: pointer; }

/* ================= 顶栏用户信息 ================= */
.user-chip {
  display: flex; align-items: center; gap: 8px;
  padding: 4px 6px 4px 4px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 999px;
}
.avatar {
  width: 26px; height: 26px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff; font-size: 12px; font-weight: 600;
  display: grid; place-items: center;
}
#userName { font-size: 12.5px; color: var(--fg); max-width: 90px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.logout-btn {
  border: none; background: none; color: var(--fg-dim);
  cursor: pointer; font-size: 14px; padding: 2px 4px;
}
.logout-btn:hover { color: #ff7a8d; }

/* ================= 方言提示 ================= */
.dialect-tip { font-size: 11px; color: #8b95a8; }

/* ================= 后台管理 ================= */
.drawer-card.wide { max-width: 640px; }
.admin-badge { font-size: 11px; color: #ffd166; background: rgba(255,209,102,.12); padding: 2px 8px; border-radius: 999px; margin-left: 6px; }
.admin-tabs { display: flex; gap: 6px; margin: 14px 0; }
.admin-tab {
  padding: 7px 14px; border: 1px solid var(--line); border-radius: 9px;
  background: #0e121a; color: var(--fg-dim); cursor: pointer; font-size: 13px; font-family: var(--font);
}
.admin-tab.active { color: #fff; border-color: var(--accent); background: rgba(79,140,255,.15); }
.admin-body { min-height: 200px; max-height: 48vh; overflow-y: auto; }
.admin-loading, .admin-error { padding: 30px; text-align: center; color: var(--fg-dim); font-size: 13px; }

.admin-row {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 10px 12px; border-bottom: 1px solid rgba(255,255,255,.05);
  font-size: 13px;
}
.admin-row small { color: var(--fg-dim); font-size: 11px; }
.admin-status { font-size: 11px; padding: 2px 8px; border-radius: 999px; margin-left: 6px; }
.admin-status.s-active { color: #22c55e; background: rgba(34,197,94,.12); }
.admin-status.s-pending { color: #ffd166; background: rgba(255,209,102,.12); }
.admin-status.s-rejected { color: #ff7a8d; background: rgba(255,122,141,.12); }
.mini-ok, .mini-no {
  border: none; padding: 5px 12px; border-radius: 8px; cursor: pointer;
  font-size: 12px; font-family: var(--font); margin-left: 4px;
}
.mini-ok { background: rgba(34,197,94,.18); color: #4ade80; }
.mini-no { background: rgba(255,122,141,.14); color: #ff8b9d; }

.stat-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; margin-bottom: 16px; }
.stat { background: var(--card-2); border-radius: 12px; padding: 14px; text-align: center; border: 1px solid var(--line); }
.stat b { font-size: 22px; display: block; color: #fff; }
.stat span { font-size: 11px; color: var(--fg-dim); }
.admin-sub { font-size: 13px; color: var(--fg); margin: 10px 0 8px; }

.record-msg { margin-bottom: 10px; padding: 10px; border-radius: 10px; background: rgba(255,255,255,.03); }
.tgt-line.mini { font-size: 14px; }

/* ================= 响应式 ================= */
@media (max-width: 720px) {
  .main { flex-direction: column; margin: 0 12px; }
  .sidebar { flex: 0 0 auto; max-height: 160px; }
  .user-chip { display: none; }
  .stat-grid { grid-template-columns: repeat(3, 1fr); }
}

/* 布局微调：侧栏已提供左右留白，内容区内部不再重复加外边距 */
.content .panel { margin: 0 0 10px; }
.content .stage { margin: 0; }
.content .typebox { margin: 0 0 10px; }
@media (max-width: 720px) {
  .content .panel { margin: 0 0 8px; }
  .content .typebox { margin: 0 0 8px; }
}

/* ================= 浅色主题 ================= */
:root[data-theme="light"] {
  --bg: #f4f6fb;
  --bg-soft: #ffffff;
  --card: #ffffff;
  --card-2: #eef1f7;
  --line: #dde3ee;
  --fg: #1a2233;
  --fg-dim: #6b7280;
  --accent: #2f7df6;
  --accent-2: #6366f1;
  --ok: #16a34a;
  --rec: #e11d48;
}

:root[data-theme="light"] body {
  background:
    radial-gradient(900px 500px at 12% -10%, rgba(47,125,246,.10), transparent 60%),
    radial-gradient(800px 500px at 92% 0%, rgba(99,102,241,.08), transparent 60%),
    var(--bg);
}

:root[data-theme="light"] .auth-overlay {
  background:
    radial-gradient(900px 500px at 15% -10%, rgba(47,125,246,.12), transparent 60%),
    radial-gradient(800px 500px at 90% 0%, rgba(99,102,241,.10), transparent 60%),
    var(--bg);
}

/* 输入框 / 选择器 */
:root[data-theme="light"] select,
:root[data-theme="light"] input[type="text"],
:root[data-theme="light"] input[type="password"],
:root[data-theme="light"] .typebox input {
  background-color: #ffffff;
  color: var(--fg);
  border-color: var(--line);
}
:root[data-theme="light"] .ghost-btn { background: #ffffff; color: #6b7280; }

/* 面板 / 侧栏 */
:root[data-theme="light"] .panel,
:root[data-theme="light"] .sidebar {
  background: linear-gradient(180deg, #ffffff, #fbfcfe);
  border-color: var(--line);
}
:root[data-theme="light"] .row.secondary { border-top-color: rgba(0,0,0,.06); }

/* 认证 tab / 后台 tab */
:root[data-theme="light"] .auth-tabs,
:root[data-theme="light"] .admin-tab,
:root[data-theme="light"] .conv-count {
  background: #eef1f7;
}
:root[data-theme="light"] .auth-tab { color: #6b7280; }
:root[data-theme="light"] .auth-tab.active { background: #ffffff; color: var(--fg); box-shadow: 0 1px 3px rgba(0,0,0,.06); }
:root[data-theme="light"] .admin-tab { color: #6b7280; border-color: var(--line); }
:root[data-theme="light"] .admin-tab.active { color: var(--fg); background: rgba(47,125,246,.10); border-color: var(--accent); }

/* 开关 */
:root[data-theme="light"] .switch input + span::before { background: #cbd5e1; box-shadow: inset 0 0 0 1px rgba(0,0,0,.04); }

/* 文本 / 气泡 */
:root[data-theme="light"] .src-line { color: #6b7280; }
:root[data-theme="light"] .tgt-line { color: var(--fg); border-color: rgba(47,125,246,.20); background: linear-gradient(135deg, rgba(47,125,246,.06), rgba(99,102,241,.04)); }
:root[data-theme="light"] .live-text { color: var(--fg); }
:root[data-theme="light"] .live-area { background: rgba(0,0,0,.025); border-color: rgba(0,0,0,.12); }
:root[data-theme="light"] .conv-item { color: var(--fg); }
:root[data-theme="light"] .conv-empty { color: #9aa3b2; }
:root[data-theme="light"] .badge { color: #2563eb; background: rgba(47,125,246,.12); border-color: rgba(47,125,246,.22); }
:root[data-theme="light"] .time, :root[data-theme="light"] .status, :root[data-theme="light"] .tagline { color: #8b95a8; }
:root[data-theme="light"] .empty h2 { color: var(--fg); }

/* 提示框 / 记录 */
:root[data-theme="light"] .tips { background: rgba(0,0,0,.03); border-color: rgba(0,0,0,.07); }
:root[data-theme="light"] .tips b { color: #374151; }
:root[data-theme="light"] .record-msg { background: rgba(0,0,0,.03); }
:root[data-theme="light"] .admin-row { border-bottom-color: rgba(0,0,0,.06); }
:root[data-theme="light"] .stat { background: #ffffff; border-color: var(--line); }

/* 滚动条 */
:root[data-theme="light"] .transcript { scrollbar-color: #cbd5e1 transparent; }
:root[data-theme="light"] .conv-list { scrollbar-color: #cbd5e1 transparent; }

/* 抽屉遮罩 */
:root[data-theme="light"] .drawer { background: rgba(15,23,42,.4); }

/* 大字幕模式保持深色，保证投屏对比度 */
:root[data-theme="light"] .cinema { background: #05070b; }

/* 账号框 */
.account-box { margin: 16px 0; padding: 14px; border-radius: 12px; background: rgba(0,0,0,.03); border: 1px solid rgba(0,0,0,.06); }
:root[data-theme="dark"] .account-box { background: rgba(255,255,255,.03); border-color: rgba(255,255,255,.07); }
.account-box h3 { font-size: 13px; margin-bottom: 10px; color: var(--fg); }
.account-box p { font-size: 12px; color: var(--fg-dim); margin-bottom: 10px; }
.account-box .primary-btn { margin-top: 4px; }