/* ==================================================================
   词影竞技场 Ciying Arena
   纯原生 CSS，移动端优先；深浅色主题通过 html[data-theme] 切换。
   无外部字体 / CDN / 图片依赖。
   ================================================================== */

/* ------------------------------------------------------------------
   1. 设计变量
   ------------------------------------------------------------------ */

:root {
  color-scheme: dark;

  --bg: #08111f;
  --bg-glow-a: rgba(13, 148, 136, 0.16);
  --bg-glow-b: rgba(59, 130, 246, 0.12);
  --panel: #0e1a2c;
  --panel-strong: #12223a;
  --panel-soft: #0b1627;
  --border: rgba(148, 163, 184, 0.16);
  --border-strong: rgba(148, 163, 184, 0.32);
  --text: #e8eefb;
  --text-dim: #9db0ca;
  --text-faint: #6c809c;
  --accent: #14b8a6;
  --accent-strong: #0d9488;
  --accent-soft: rgba(20, 184, 166, 0.14);
  --accent-text: #5eead4;
  --danger: #f87171;
  --danger-soft: rgba(248, 113, 113, 0.12);
  --warn: #fbbf24;
  --warn-soft: rgba(251, 191, 36, 0.12);
  --ok: #34d399;
  --ok-soft: rgba(52, 211, 153, 0.12);
  --info: #60a5fa;
  --info-soft: rgba(96, 165, 250, 0.12);
  --violet: #a78bfa;
  --violet-soft: rgba(167, 139, 250, 0.14);
  --team-a: #60a5fa;
  --team-b: #fb923c;

  --tile-bg: #eef3fa;
  --tile-border: rgba(15, 23, 42, 0.1);

  --shadow-lg: 0 24px 60px rgba(2, 8, 20, 0.55);
  --shadow-md: 0 12px 30px rgba(2, 8, 20, 0.4);

  --radius-lg: 20px;
  --radius: 16px;
  --radius-sm: 11px;
  --radius-xs: 8px;

  --font: system-ui, -apple-system, "Segoe UI", "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono",
    "Courier New", monospace;

  --header-height: 64px;
}

html[data-theme="light"] {
  color-scheme: light;

  --bg: #eef3f9;
  --bg-glow-a: rgba(13, 148, 136, 0.1);
  --bg-glow-b: rgba(59, 130, 246, 0.08);
  --panel: #ffffff;
  --panel-strong: #f8fafc;
  --panel-soft: #f1f5f9;
  --border: rgba(15, 23, 42, 0.1);
  --border-strong: rgba(15, 23, 42, 0.22);
  --text: #0f172a;
  --text-dim: #475569;
  --text-faint: #7c8ca4;
  --accent: #0d9488;
  --accent-strong: #0f766e;
  --accent-soft: rgba(13, 148, 136, 0.1);
  --accent-text: #0f766e;
  --danger: #dc2626;
  --danger-soft: rgba(220, 38, 38, 0.08);
  --warn: #b45309;
  --warn-soft: rgba(180, 83, 9, 0.1);
  --ok: #059669;
  --ok-soft: rgba(5, 150, 105, 0.1);
  --info: #2563eb;
  --info-soft: rgba(37, 99, 235, 0.09);
  --violet: #7c3aed;
  --violet-soft: rgba(124, 58, 237, 0.09);
  --team-a: #2563eb;
  --team-b: #ea580c;

  --tile-bg: #f6f9fd;
  --tile-border: rgba(15, 23, 42, 0.12);

  --shadow-lg: 0 24px 50px rgba(15, 23, 42, 0.12);
  --shadow-md: 0 10px 26px rgba(15, 23, 42, 0.08);
}

/* ------------------------------------------------------------------
   2. Reset / 基础
   ------------------------------------------------------------------ */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.55;
  color: var(--text);
  background-color: var(--bg);
  background-image:
    radial-gradient(ellipse 900px 500px at 12% -8%, var(--bg-glow-a), transparent 65%),
    radial-gradient(ellipse 800px 460px at 92% 4%, var(--bg-glow-b), transparent 62%);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4,
p {
  margin: 0;
}

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

button {
  cursor: pointer;
}

button:disabled {
  cursor: not-allowed;
}

a {
  color: var(--accent-text);
}

::selection {
  background: var(--accent);
  color: #ffffff;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.app {
  min-height: 100vh;
}

.view {
  min-height: 100vh;
  padding: 14px clamp(12px, 3vw, 28px) 40px;
  animation: view-in 0.28s ease both;
}

.is-hidden {
  display: none !important;
}

.meta-sep {
  opacity: 0.5;
  margin: 0 2px;
}

.divider {
  height: 1px;
  background: var(--border);
  margin: 4px 0;
}

.icon {
  display: inline-block;
  flex: 0 0 auto;
  vertical-align: -0.15em;
}

/* 滚动条 */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--border-strong) transparent;
}
*::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
*::-webkit-scrollbar-thumb {
  background: var(--border-strong);
  border-radius: 999px;
}

/* ------------------------------------------------------------------
   3. 通用组件：panel / button / badge / input
   ------------------------------------------------------------------ */

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
}

.panel-title {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.panel-sub {
  margin-top: 2px;
  font-size: 12px;
  color: var(--text-faint);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 40px;
  padding: 8px 16px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.1;
  text-decoration: none;
  white-space: nowrap;
  transition:
    transform 0.12s ease,
    background-color 0.15s ease,
    border-color 0.15s ease,
    color 0.15s ease,
    opacity 0.15s ease;
}

.btn:active:not(:disabled) {
  transform: translateY(1px);
}

.btn:disabled {
  opacity: 0.45;
}

.btn-primary {
  background: linear-gradient(180deg, var(--accent) 0%, var(--accent-strong) 100%);
  color: #ffffff;
  box-shadow: 0 6px 18px rgba(13, 148, 136, 0.28);
}

.btn-primary:hover:not(:disabled) {
  filter: brightness(1.06);
}

.btn-ghost {
  background: transparent;
  border-color: var(--border-strong);
  color: var(--text-dim);
}

.btn-ghost:hover:not(:disabled) {
  background: var(--panel-strong);
  color: var(--text);
}

.btn-sm {
  min-height: 34px;
  padding: 6px 11px;
  font-size: 13px;
  border-radius: var(--radius-xs);
}

.btn-block {
  width: 100%;
}

.btn-icon {
  padding: 8px;
  min-width: 40px;
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  padding: 0;
  border: 1px solid transparent;
  border-radius: var(--radius-xs);
  background: transparent;
  color: var(--text-dim);
  transition:
    background-color 0.15s ease,
    color 0.15s ease;
}

.icon-btn:hover {
  background: var(--panel-strong);
  color: var(--text);
}

.link-btn {
  padding: 0;
  border: 0;
  background: none;
  color: var(--accent-text);
  font-size: inherit;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.link-btn:hover {
  color: var(--accent);
}

.input {
  width: 100%;
  min-height: 42px;
  padding: 9px 12px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--panel-soft);
  color: var(--text);
  font-size: 15px;
  transition:
    border-color 0.15s ease,
    background-color 0.15s ease;
}

.input::placeholder {
  color: var(--text-faint);
}

.input:focus {
  border-color: var(--accent);
  outline: none;
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.input:disabled {
  opacity: 0.6;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-dim);
}

.form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.form-hint {
  margin: 0;
  font-size: 12px;
  color: var(--text-faint);
}

.form-error {
  min-height: 0;
  margin-top: 10px;
  font-size: 13px;
  color: var(--danger);
}

.form-error:not(:empty) {
  padding: 8px 10px;
  border: 1px solid rgba(248, 113, 113, 0.35);
  border-radius: var(--radius-xs);
  background: var(--danger-soft);
}

.avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  color: #ffffff;
  font-size: 15px;
  font-weight: 700;
  line-height: 1;
  flex: 0 0 auto;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.18);
}

.avatar-lg {
  width: 46px;
  height: 46px;
  font-size: 19px;
}

.avatar-xs {
  width: 22px;
  height: 22px;
  font-size: 11px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 1px 7px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  line-height: 1.6;
  white-space: nowrap;
}

.badge-host {
  background: var(--warn-soft);
  color: var(--warn);
}

.badge-me {
  background: var(--accent-soft);
  color: var(--accent-text);
}

.badge-guest {
  background: var(--panel-strong);
  color: var(--text-faint);
}

.badge-team {
  background: var(--panel-strong);
}

.team-badge-A {
  color: var(--team-a);
}

.team-badge-B {
  color: var(--team-b);
}

.mode-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  line-height: 1.4;
  white-space: nowrap;
  background: var(--panel-strong);
  color: var(--text-dim);
}

.mode-badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

.mode-badge.mode-duel {
  background: var(--accent-soft);
  color: var(--accent-text);
}

.mode-badge.mode-ffa3 {
  background: var(--violet-soft);
  color: var(--violet);
}

.mode-badge.mode-team2v2 {
  background: var(--warn-soft);
  color: var(--warn);
}

.conn-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 9px;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-faint);
  white-space: nowrap;
}

.conn-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 0 3px transparent;
}

.conn-ok {
  color: var(--ok);
}
.conn-ok .conn-dot {
  box-shadow: 0 0 0 3px var(--ok-soft);
}
.conn-warn {
  color: var(--warn);
}
.conn-bad {
  color: var(--danger);
}
.conn-muted {
  color: var(--text-faint);
}

.mock-badge {
  padding: 2px 8px;
  border: 1px dashed var(--warn);
  border-radius: 999px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--warn);
}

.status-pill {
  display: inline-flex;
  align-items: center;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.02em;
  white-space: nowrap;
  background: var(--panel-strong);
  color: var(--text-dim);
}

.status-waiting {
  background: var(--panel-strong);
  color: var(--text-dim);
}
.status-countdown {
  background: var(--warn-soft);
  color: var(--warn);
}
.status-playing {
  background: var(--accent-soft);
  color: var(--accent-text);
}
.status-roundEnd {
  background: var(--info-soft);
  color: var(--info);
}
.status-matchEnd {
  background: var(--violet-soft);
  color: var(--violet);
}

.empty-state {
  padding: 34px 16px;
  text-align: center;
}

.empty-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-dim);
}

.empty-desc {
  margin-top: 6px;
  font-size: 13px;
  color: var(--text-faint);
}

.loading-block {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 34px 16px;
  font-size: 14px;
  color: var(--text-dim);
}

.spinner {
  width: 18px;
  height: 18px;
  border: 2px solid var(--border-strong);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.is-spinning svg {
  animation: spin 0.9s linear infinite;
}

/* ------------------------------------------------------------------
   4. 头部 / 品牌
   ------------------------------------------------------------------ */

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  max-width: 1240px;
  margin: 0 auto;
  padding: 6px 2px 16px;
}

.site-header.compact {
  padding-bottom: 18px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  min-width: 0;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 13px;
  background: linear-gradient(150deg, var(--accent) 0%, #0f766e 100%);
  color: #ffffff;
  font-size: 21px;
  font-weight: 800;
  box-shadow: 0 8px 18px rgba(13, 148, 136, 0.3);
  flex: 0 0 auto;
}

.brand-mark-xl {
  width: 64px;
  height: 64px;
  border-radius: 20px;
  font-size: 34px;
}

.brand-text {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.brand-title {
  font-size: 19px;
  font-weight: 800;
  letter-spacing: 0.04em;
  line-height: 1.2;
}

.brand-sub {
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-faint);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.header-conn {
  display: inline-flex;
}

.user-slot {
  display: flex;
  align-items: center;
  gap: 8px;
}

.user-chip {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 3px 8px 3px 3px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--panel);
}

.user-chip-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
  min-width: 0;
}

.user-chip-name {
  max-width: 130px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 13px;
  font-weight: 700;
}

.user-chip-tag {
  font-size: 10px;
  color: var(--text-faint);
}

/* ------------------------------------------------------------------
   5. 大厅
   ------------------------------------------------------------------ */

.lobby-main {
  max-width: 1240px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  gap: clamp(16px, 3vw, 34px);
  align-items: center;
  padding: clamp(20px, 3vw, 34px);
  background:
    radial-gradient(600px 260px at 0% 0%, var(--accent-soft), transparent 70%),
    var(--panel);
  overflow: hidden;
}

.hero-kicker {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--accent-text);
}

.hero-title {
  margin-top: 8px;
  font-size: clamp(24px, 3.6vw, 38px);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: 0.01em;
}

.hero-desc {
  margin-top: 10px;
  max-width: 46ch;
  font-size: 14px;
  color: var(--text-dim);
}

.session-slot {
  min-width: 0;
}

.guest-gate {
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--panel-soft);
}

.guest-title {
  font-size: 16px;
  font-weight: 800;
}

.guest-desc {
  margin-top: 3px;
  font-size: 12px;
  color: var(--text-faint);
}

.guest-form {
  margin-top: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.guest-form-row {
  display: flex;
  gap: 8px;
}

.guest-form-row .input {
  flex: 1;
  min-width: 0;
}

.guest-form-links {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  font-size: 12px;
}

.guest-hint {
  margin-left: auto;
  font-size: 11px;
  color: var(--text-faint);
}

.dot-sep {
  color: var(--text-faint);
}

.user-greeting {
  display: flex;
  align-items: center;
  gap: 13px;
  padding: 16px 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--panel-soft);
}

.user-greeting-text {
  flex: 1;
  min-width: 0;
}

.greeting-line {
  font-size: 16px;
  color: var(--text-dim);
}

.greeting-line strong {
  color: var(--text);
  font-size: 18px;
}

.greeting-sub {
  margin-top: 2px;
  font-size: 12px;
  color: var(--text-faint);
}

.lobby-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  align-items: stretch;
}

.action-card {
  display: flex;
  flex-direction: column;
  gap: 13px;
  padding: 20px;
}

.card-head {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.card-title {
  font-size: 16px;
  font-weight: 800;
}

.card-sub {
  font-size: 12px;
  color: var(--text-faint);
}

.mode-picker {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mode-option {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--panel-soft);
  text-align: left;
  transition:
    border-color 0.15s ease,
    background-color 0.15s ease,
    transform 0.12s ease;
}

.mode-option:hover {
  border-color: var(--border-strong);
}

.mode-option.is-active {
  border-color: var(--accent);
  background: var(--accent-soft);
  box-shadow: inset 0 0 0 1px var(--accent);
}

.mode-option-label {
  font-size: 14px;
  font-weight: 700;
}

.mode-option-meta {
  font-size: 11px;
  color: var(--text-faint);
}

.mode-desc {
  min-height: 36px;
  font-size: 12px;
  color: var(--text-faint);
}

.visibility-picker {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.visibility-option {
  display: flex;
  flex-direction: column;
  gap: 1px;
  padding: 9px 11px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--panel-soft);
  text-align: left;
}

.visibility-option.is-active {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.visibility-title {
  font-size: 13px;
  font-weight: 700;
}

.visibility-desc {
  font-size: 11px;
  color: var(--text-faint);
}

.create-card .btn-block {
  margin-top: auto;
}

.bestof-block {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.bestof-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
}

.bestof-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-dim);
}

.bestof-target {
  font-size: 10px;
  color: var(--text-faint);
  white-space: nowrap;
}

.bestof-picker {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px;
}

.bestof-option {
  min-height: 34px;
  padding: 6px 8px;
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  background: var(--panel-soft);
  color: var(--text-dim);
  font-size: 12px;
  font-weight: 600;
  transition:
    border-color 0.15s ease,
    background-color 0.15s ease,
    color 0.15s ease;
}

.bestof-option:hover {
  border-color: var(--border-strong);
  color: var(--text);
}

.bestof-option.is-active {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent-text);
  box-shadow: inset 0 0 0 1px var(--accent);
}

.bestof-option-label {
  font-size: 12px;
}

.bestof-hint {
  min-height: 16px;
  font-size: 11px;
  color: var(--text-faint);
}

.queue-modes {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.queue-mode-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 7px;
  padding: 12px 6px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--panel-soft);
  transition:
    border-color 0.15s ease,
    transform 0.12s ease;
}

.queue-mode-btn:hover:not(:disabled) {
  border-color: var(--accent);
  transform: translateY(-1px);
}

.queue-mode-btn:disabled {
  opacity: 0.55;
}

.queue-mode-btn.is-queued {
  border-color: var(--accent);
  background: var(--accent-soft);
  opacity: 1;
}

.queue-mode-label {
  font-size: 11px;
  color: var(--text-dim);
  white-space: nowrap;
}

.queue-slot {
  margin-top: auto;
}

.queue-hint {
  font-size: 12px;
  color: var(--text-faint);
}

.queue-banner {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid var(--accent);
  border-radius: var(--radius-sm);
  background: var(--accent-soft);
}

.queue-pulse {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 0 var(--accent-soft);
  animation: pulse 1.4s ease-out infinite;
  flex: 0 0 auto;
}

.queue-banner-text {
  flex: 1;
  min-width: 0;
}

.queue-banner-title {
  font-size: 13px;
  font-weight: 700;
}

.queue-banner-sub {
  font-size: 11px;
  color: var(--text-dim);
}

.join-form {
  display: flex;
  gap: 8px;
}

.join-form .input {
  flex: 1;
  min-width: 0;
}

.code-input {
  font-family: var(--font-mono);
  font-size: 18px;
  letter-spacing: 0.28em;
  text-align: center;
}

.spectate-form {
  margin-top: 2px;
}

.join-card .form-hint {
  margin-top: auto;
  word-break: break-all;
}

.inline-code {
  padding: 1px 5px;
  border-radius: 5px;
  background: var(--panel-strong);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-dim);
}

.hint-dim {
  color: var(--text-faint);
}

.rooms-panel {
  padding: 20px;
}

.rooms-head {
  align-items: flex-start;
  margin-bottom: 14px;
}

.rooms-head .card-sub {
  margin-top: 2px;
}

.rooms-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
  gap: 12px;
}

.room-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--panel-soft);
  transition:
    border-color 0.15s ease,
    transform 0.12s ease;
}

.room-card:hover {
  border-color: var(--border-strong);
  transform: translateY(-1px);
}

.room-card-top {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.room-code {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--text);
}

.room-card-top .status-pill {
  margin-left: auto;
}

.room-card-body {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 8px;
}

.room-card-meta {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
  font-size: 12px;
  color: var(--text-faint);
}

.room-card-count {
  font-size: 12px;
  color: var(--text-faint);
  white-space: nowrap;
}

.room-card-count strong {
  font-size: 18px;
  color: var(--text);
}

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

.room-card-actions .btn {
  flex: 1;
}

.rooms-error {
  padding: 22px 16px;
  text-align: center;
}

.rooms-error .btn {
  margin-top: 10px;
}

.site-footer {
  display: flex;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
  padding: 10px 0 0;
  font-size: 11px;
  color: var(--text-faint);
}

.footer-sep {
  opacity: 0.5;
}

/* ------------------------------------------------------------------
   6. 房间 / 对局
   ------------------------------------------------------------------ */

.room-view {
  max-width: 1320px;
  margin: 0 auto;
  padding-top: 10px;
}

.room-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
  padding: 4px 2px 12px;
}

.room-header-left,
.room-header-right {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.room-mode-slot,
.room-status-slot {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.room-code-slot {
  display: flex;
  align-items: center;
  gap: 4px;
}

.room-code-chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  background: var(--panel);
  color: var(--text);
}

.room-code-chip:hover {
  border-color: var(--accent);
}

.room-code-label {
  font-size: 10px;
  color: var(--text-faint);
}

.room-code-value {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.net-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
  padding: 8px 14px;
  border: 1px solid rgba(251, 191, 36, 0.4);
  border-radius: var(--radius-sm);
  background: var(--warn-soft);
  color: var(--warn);
  font-size: 13px;
  font-weight: 600;
}

.room-content.is-hidden {
  display: none;
}

.room-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  padding: 80px 16px;
}

.room-loading.is-hidden {
  display: none;
}

.room-scoreboard {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  padding: 16px 20px;
  margin-bottom: 12px;
}

.scoreboard-round {
  min-width: 170px;
  flex: 1 1 180px;
}

.scoreboard-kicker {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--text-faint);
}

.scoreboard-title {
  margin-top: 2px;
  font-size: clamp(18px, 2.2vw, 24px);
  font-weight: 800;
  line-height: 1.25;
}

.scoreboard-scores {
  flex: 2 1 320px;
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.score-chips {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.score-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px 5px 5px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--panel-soft);
}

.score-chip.is-me {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.score-chip-name {
  max-width: 110px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 12px;
  color: var(--text-dim);
}

.score-chip-value {
  font-size: 16px;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}

.score-chip-sets {
  padding: 1px 6px;
  border-radius: 999px;
  background: var(--panel);
  font-size: 10px;
  color: var(--text-faint);
  white-space: nowrap;
}

.score-empty {
  font-size: 13px;
  color: var(--text-faint);
}

.scoreboard-team {
  display: flex;
}

.score-team {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
  min-width: 0;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--panel-soft);
}

.score-team + .score-team {
  margin-left: 8px;
}

.score-team-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
}

.score-team-name {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-dim);
}

.score-team.team-A .score-team-name {
  color: var(--team-a);
}
.score-team.team-B .score-team-name {
  color: var(--team-b);
}

.score-team-value {
  font-size: 22px;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}

.score-team.is-leading {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.score-team-members {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 11px;
  color: var(--text-faint);
}

.timer-box {
  min-width: 96px;
  padding-left: 10px;
  border-left: 1px solid var(--border);
  text-align: right;
}

.timer-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--text-faint);
}

.timer-value {
  font-family: var(--font-mono);
  font-size: clamp(22px, 2.6vw, 30px);
  font-weight: 700;
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
}

.timer-box.is-urgent .timer-value {
  color: var(--danger);
  animation: blink 1s steps(2, start) infinite;
}

.room-actionbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  padding: 10px 16px;
  margin-bottom: 12px;
}

.action-hint {
  font-size: 13px;
  color: var(--text-dim);
}

.action-buttons {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.room-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  align-items: start;
}

.players-panel,
.board-panel,
.chat-panel {
  padding: 16px;
}

.players-panel {
  order: 2;
}

.board-panel {
  order: 1;
  min-width: 0;
}

.chat-panel {
  order: 3;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

/* 玩家列表 */

.players-list {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.player-card {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--panel-soft);
}

.player-card.is-me {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.player-card.is-offline {
  opacity: 0.6;
}

.player-card.team-A {
  box-shadow: inset 3px 0 0 var(--team-a);
}
.player-card.team-B {
  box-shadow: inset 3px 0 0 var(--team-b);
}

.player-main {
  flex: 1;
  min-width: 0;
}

.player-name-row {
  display: flex;
  align-items: center;
  gap: 5px;
  flex-wrap: wrap;
}

.player-name {
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 14px;
  font-weight: 700;
}

.player-sub {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-top: 1px;
  font-size: 11px;
  color: var(--text-faint);
}

.online-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--text-faint);
}

.online-dot.is-online {
  background: var(--ok);
  box-shadow: 0 0 0 2px var(--ok-soft);
}

.online-dot.is-offline {
  background: var(--danger);
}

.player-score {
  font-size: 20px;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  min-width: 24px;
  text-align: right;
}

.player-score-box {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 1px;
}

.player-setwins {
  font-size: 10px;
  color: var(--text-faint);
  white-space: nowrap;
}

.players-empty {
  padding: 14px 8px;
  font-size: 13px;
  color: var(--text-faint);
  text-align: center;
}

.spectators-line {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
}

.spectators-count {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-dim);
}

.spectators-names {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 11px;
  color: var(--text-faint);
}

/* 棋盘 */

.board-head {
  align-items: flex-start;
}

.board {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.board-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 8px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
}

.board-row.is-correct {
  border-color: rgba(13, 148, 136, 0.45);
  background: rgba(13, 148, 136, 0.06);
}

.board-row-head {
  display: flex;
  align-items: baseline;
  gap: 8px;
  min-width: 0;
  font-size: 11px;
  color: var(--text-faint);
}

.row-index {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-faint);
  opacity: 0.8;
}

.row-player {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-dim);
}

.row-word {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--text);
}

.is-empty-row {
  opacity: 0.75;
}

.is-empty-row .row-player {
  color: var(--text-faint);
  font-weight: 400;
}

.tiles {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(5px, 1.4vw, 10px);
}

.tile {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  border: 1px solid var(--tile-border);
  border-radius: clamp(8px, 1.6vw, 14px);
  background: var(--tile-bg);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.65);
}

.tile.is-correct {
  background: #0d9488;
  border-color: rgba(13, 148, 136, 0.9);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.12);
}

.tile.is-empty {
  background: transparent;
  border: 1.5px dashed var(--border-strong);
  border-radius: clamp(8px, 1.6vw, 14px);
  box-shadow: none;
}

.tile-svg {
  display: block;
  width: 100%;
  height: 100%;
}

/* 输入 */

.guess-area {
  margin-top: 14px;
}

.guess-form {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.guess-row {
  display: flex;
  gap: 8px;
}

.guess-input {
  flex: 1;
  min-width: 0;
  height: 50px;
  font-size: 22px;
  letter-spacing: 0.5em;
  text-align: center;
  text-indent: 0.5em;
  font-weight: 700;
}

.guess-submit {
  min-width: 92px;
  height: 50px;
  font-size: 16px;
}

.guess-form.is-disabled .guess-submit {
  opacity: 0.5;
}

.cooldown-track {
  height: 4px;
  overflow: hidden;
  border-radius: 999px;
  background: var(--panel-strong);
}

.cooldown-bar {
  display: block;
  height: 100%;
  width: 100%;
  border-radius: inherit;
  background: var(--accent);
  transition: width 0.12s linear;
}

.cooldown-track.is-cooling .cooldown-bar {
  background: var(--warn);
}

.guess-hint {
  font-size: 11px;
  color: var(--text-faint);
  text-align: center;
}

.spectator-note {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  margin-top: 14px;
  padding: 12px;
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: var(--text-dim);
}

/* 答案 / 比赛结束 */

.answer-slot:empty,
.answer-slot:not(.has-content) {
  display: none;
}

.answer-slot.has-content {
  margin-bottom: 2px;
}

.answer-banner {
  margin-bottom: 12px;
  padding: 12px 14px;
  border: 1px solid rgba(13, 148, 136, 0.4);
  border-radius: var(--radius-sm);
  background: var(--accent-soft);
}

.answer-head {
  display: flex;
  align-items: center;
  gap: 8px;
}

.answer-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--accent-text);
}

.answer-result {
  padding: 0 7px;
  border-radius: 999px;
  background: var(--panel);
  font-size: 11px;
  color: var(--text-dim);
}

.answer-chars {
  display: flex;
  gap: 8px;
  margin-top: 7px;
}

.answer-char {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: clamp(38px, 9vw, 54px);
  height: clamp(38px, 9vw, 54px);
  border-radius: 10px;
  border: 1px solid rgba(13, 148, 136, 0.5);
  background: var(--panel);
  font-size: clamp(22px, 5vw, 30px);
  font-weight: 800;
  color: var(--accent-text);
}

.answer-winner {
  margin-top: 6px;
  font-size: 12px;
  color: var(--text-dim);
}

.answer-setwin {
  margin-top: 3px;
  font-size: 12px;
  font-weight: 700;
  color: var(--accent-text);
}

.match-banner {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  padding: 12px 14px;
  border: 1px solid rgba(167, 139, 250, 0.42);
  border-radius: var(--radius-sm);
  background: var(--violet-soft);
}

.match-banner.is-draw {
  border-color: var(--border-strong);
  background: var(--panel-soft);
}

.match-crown {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--violet-soft);
  color: var(--violet);
  flex: 0 0 auto;
}

.match-title {
  font-size: 17px;
  font-weight: 800;
}

.match-sub {
  font-size: 12px;
  color: var(--text-faint);
}

/* 聊天 */

.chat-head {
  margin-bottom: 8px;
}

.chat-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 8px;
  padding: 3px;
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  background: var(--panel-soft);
}

.chat-tab {
  flex: 1;
  min-height: 30px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--text-faint);
  font-size: 12px;
  font-weight: 600;
}

.chat-tab.is-active {
  background: var(--panel);
  color: var(--text);
  box-shadow: 0 1px 3px rgba(2, 8, 20, 0.16);
}

.chat-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  overflow-y: auto;
  max-height: 320px;
  min-height: 120px;
  padding: 2px;
}

.chat-empty {
  padding: 20px 8px;
  font-size: 12px;
  color: var(--text-faint);
  text-align: center;
}

.chat-msg {
  padding: 7px 9px;
  border-radius: var(--radius-xs);
  background: var(--panel-soft);
}

.chat-msg.is-me {
  background: var(--accent-soft);
}

.chat-msg-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
}

.chat-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 11px;
  font-weight: 700;
  color: var(--text-dim);
}

.chat-time {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-faint);
}

.chat-text {
  margin-top: 2px;
  font-size: 13px;
  line-height: 1.45;
  color: var(--text);
  overflow-wrap: anywhere;
  white-space: pre-wrap;
}

.chat-form {
  display: flex;
  gap: 6px;
  margin-top: 10px;
}

.chat-input {
  flex: 1;
  min-width: 0;
  min-height: 38px;
  font-size: 14px;
}

.chat-readonly {
  margin-top: 10px;
  font-size: 12px;
  color: var(--text-faint);
  text-align: center;
}

/* ------------------------------------------------------------------
   7. 排行榜
   ------------------------------------------------------------------ */

.leaderboard-view {
  max-width: 1080px;
  margin: 0 auto;
}

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

.leaderboard-main {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.leaderboard-panel {
  padding: clamp(18px, 3vw, 28px);
}

.leaderboard-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.page-title {
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 800;
  letter-spacing: 0.02em;
}

.page-sub {
  margin-top: 4px;
  font-size: 12px;
  color: var(--text-faint);
}

.leaderboard-tabs {
  display: inline-flex;
  gap: 4px;
  margin: 18px 0 10px;
  padding: 4px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--panel-soft);
  flex-wrap: wrap;
}

.segmented {
  display: flex;
}

.segmented-btn {
  min-height: 34px;
  padding: 6px 14px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--text-faint);
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
}

.segmented-btn:hover {
  color: var(--text);
}

.segmented-btn.is-active {
  background: var(--panel);
  color: var(--text);
  box-shadow: 0 1px 4px rgba(2, 8, 20, 0.18);
}

.leaderboard-desc {
  margin-bottom: 14px;
  font-size: 12px;
  color: var(--text-faint);
}

.leaderboard-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.leaderboard-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: 14px;
}

.leaderboard-table th {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  background: var(--panel-soft);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--text-faint);
  text-align: left;
  white-space: nowrap;
}

.leaderboard-table th:first-child,
.leaderboard-table td:first-child {
  width: 76px;
  text-align: center;
}

.leaderboard-table th:nth-child(3),
.leaderboard-table td.cell-rating {
  text-align: right;
}

.leaderboard-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

.leaderboard-table tr:last-child td {
  border-bottom: 0;
}

.leaderboard-table tbody tr:hover {
  background: var(--panel-soft);
}

.leaderboard-table tr.is-me {
  background: var(--accent-soft);
}

.cell-rank {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--text-dim);
}

.rank-medal {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.rank-1 {
  color: #fbbf24;
}
.rank-2 {
  color: #cbd5e1;
}
.rank-3 {
  color: #fb923c;
}

.cell-name {
  min-width: 150px;
}

.leader-name {
  font-weight: 700;
  margin-right: 6px;
}

.cell-rating {
  font-family: var(--font-mono);
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}

.cell-win {
  color: var(--ok);
  font-weight: 700;
}

.cell-loss {
  color: var(--danger);
  font-weight: 700;
}

.leaderboard-meta {
  margin-top: 10px;
  font-size: 11px;
  color: var(--text-faint);
}

.leaderboard-error {
  padding: 30px 16px;
  text-align: center;
}

.leaderboard-error .btn {
  margin-top: 10px;
}

/* ------------------------------------------------------------------
   8. 弹窗 / Toast / 启动画面
   ------------------------------------------------------------------ */

.modal-root {
  position: relative;
  z-index: 120;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px;
  background: rgba(2, 8, 20, 0.62);
  backdrop-filter: blur(5px);
  opacity: 0;
  transition: opacity 0.18s ease;
  z-index: 120;
}

.modal-overlay.is-open {
  opacity: 1;
}

.modal {
  position: relative;
  width: 100%;
  max-width: 430px;
  max-height: calc(100vh - 36px);
  overflow-y: auto;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--panel);
  box-shadow: var(--shadow-lg);
  transform: translateY(10px) scale(0.985);
  transition: transform 0.18s ease;
}

.modal-overlay.is-open .modal {
  transform: none;
}

.modal-close {
  position: absolute;
  top: 10px;
  right: 10px;
}

.modal-body {
  min-width: 0;
}

.modal-title {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: 0.01em;
}

.modal-sub {
  margin-top: 5px;
  font-size: 12px;
  color: var(--text-faint);
}

.auth {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.auth-kicker {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--accent-text);
}

.auth-tabs {
  margin: 10px 0 4px;
  padding: 4px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--panel-soft);
}

.auth-tabs .segmented-btn {
  flex: 1;
}

.auth-form-area {
  margin-top: 6px;
}

.toast-root {
  position: fixed;
  left: 50%;
  bottom: max(16px, env(safe-area-inset-bottom));
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  width: min(92vw, 420px);
  z-index: 200;
  pointer-events: none;
}

.toast {
  pointer-events: auto;
  width: fit-content;
  max-width: 100%;
  padding: 9px 15px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  background: var(--panel-strong);
  box-shadow: var(--shadow-md);
  font-size: 13px;
  color: var(--text);
  text-align: center;
  opacity: 0;
  transform: translateY(8px);
  transition:
    opacity 0.18s ease,
    transform 0.18s ease;
  overflow-wrap: anywhere;
}

.toast.is-visible {
  opacity: 1;
  transform: none;
}

.toast-info {
  border-color: var(--border-strong);
}

.toast-success {
  border-color: rgba(52, 211, 153, 0.55);
  color: var(--ok);
}

.toast-warn {
  border-color: rgba(251, 191, 36, 0.55);
  color: var(--warn);
}

.toast-error {
  border-color: rgba(248, 113, 113, 0.6);
  color: var(--danger);
}

.boot-splash {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  min-height: 70vh;
  text-align: center;
}

.boot-mock {
  font-size: 11px;
  color: var(--warn);
}

.noscript {
  padding: 40px 20px;
  text-align: center;
  color: var(--text-dim);
}

/* ------------------------------------------------------------------
   9. 响应式
   ------------------------------------------------------------------ */

@media (max-width: 980px) {
  .hero {
    grid-template-columns: minmax(0, 1fr);
  }

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

  .join-card {
    grid-column: 1 / -1;
  }
}

@media (min-width: 980px) {
  .room-layout {
    grid-template-columns: 268px minmax(0, 1fr) 300px;
    grid-template-areas: "players board chat";
  }

  .players-panel {
    grid-area: players;
    position: sticky;
    top: 12px;
  }

  .board-panel {
    grid-area: board;
  }

  .chat-panel {
    grid-area: chat;
    position: sticky;
    top: 12px;
  }

  .tiles {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .tile {
    max-width: 132px;
    margin: 0 auto;
  }
}

@media (max-width: 760px) {
  .view {
    padding: 10px 12px 32px;
  }

  .site-header {
    padding-bottom: 12px;
  }

  .brand-title {
    font-size: 17px;
  }

  .hide-sm {
    display: none;
  }

  .lobby-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .join-card {
    grid-column: auto;
  }

  .join-card .form-hint {
    margin-top: 2px;
  }

  .hero {
    padding: 18px;
  }

  .hero-desc {
    font-size: 13px;
  }

  .guest-form-row {
    flex-direction: column;
  }

  .guest-form-row .btn {
    width: 100%;
  }

  .guest-hint {
    margin-left: 0;
    width: 100%;
  }

  .user-chip-name {
    max-width: 84px;
  }

  .rooms-panel {
    padding: 16px;
  }

  .rooms-list {
    grid-template-columns: minmax(0, 1fr);
  }

  .room-scoreboard {
    gap: 10px;
    padding: 13px 14px;
  }

  .scoreboard-round {
    flex: 1 1 150px;
  }

  .scoreboard-scores {
    flex: 1 1 100%;
    order: 3;
  }

  .timer-box {
    margin-left: auto;
    min-width: 84px;
  }

  .room-actionbar {
    padding: 10px 12px;
  }

  .action-buttons {
    width: 100%;
  }

  .action-buttons .btn {
    flex: 1;
  }

  .chat-list {
    max-height: 260px;
  }

  .tile {
    border-radius: 9px;
  }

  .board-row {
    padding: 6px;
  }

  .guess-input {
    height: 46px;
    font-size: 20px;
  }

  .guess-submit {
    min-width: 76px;
    height: 46px;
    font-size: 15px;
  }

  .leaderboard-panel {
    padding: 16px;
  }

  .leaderboard-table th,
  .leaderboard-table td {
    padding: 9px 10px;
  }

  .modal {
    padding: 20px;
  }
}

@media (max-width: 420px) {
  .header-actions {
    gap: 6px;
  }

  .header-connections .conn-badge span:last-child {
    display: none;
  }

  .answer-chars {
    gap: 6px;
  }

  .player-score {
    font-size: 18px;
  }

  .room-header-left {
    gap: 6px;
  }

  .room-code-chip {
    padding: 4px 8px;
  }
}

/* ------------------------------------------------------------------
   10. 动画 / 可访问性
   ------------------------------------------------------------------ */

@keyframes view-in {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 var(--accent-soft);
  }
  70% {
    box-shadow: 0 0 0 10px transparent;
  }
  100% {
    box-shadow: 0 0 0 0 transparent;
  }
}

@keyframes blink {
  50% {
    opacity: 0.55;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* ==================================================================
   11. 2026-11 修订：一屏棋盘 / 团队战 / 小局结算 / 统计 / 重连
   ================================================================== */

:root {
  --gold: #fbbf24;
  --gold-soft: rgba(251, 191, 36, 0.16);
  --tile-size: clamp(48px, 7.6vh, 84px);
}

/* ---------- 一屏棋盘：压缩头部、房间、棋盘与输入 ---------- */

.room-view {
  padding-top: 6px;
  padding-bottom: 16px;
}

.room-header {
  gap: 8px;
  padding: 2px 2px 8px;
}

.room-mode-slot,
.room-status-slot,
.room-guessmode-slot {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.guessmode-pill {
  padding: 2px 8px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  font-size: 10px;
  font-weight: 600;
  color: var(--text-dim);
  white-space: nowrap;
}

.room-scoreboard {
  gap: 12px;
  padding: 10px 16px;
  margin-bottom: 8px;
}

.scoreboard-kicker {
  font-size: 10px;
  letter-spacing: 0.04em;
}

.scoreboard-title {
  font-size: clamp(16px, 2vw, 21px);
  margin-top: 1px;
}

.room-actionbar {
  padding: 7px 14px;
  margin-bottom: 8px;
}

.action-hint {
  font-size: 12px;
}

.room-layout {
  gap: 10px;
}

.players-panel,
.board-panel,
.chat-panel {
  padding: 12px;
}

.board {
  gap: 3px;
}

.board-row {
  gap: 2px;
  padding: 2px 4px;
}

.board-row-head {
  gap: 6px;
  min-height: 14px;
  font-size: 10px;
}

.row-player,
.row-word {
  font-size: 11px;
}

.board .tiles {
  display: grid;
  grid-template-columns: repeat(4, var(--tile-size));
  justify-content: center;
  gap: 4px;
}

.board .tile {
  width: var(--tile-size);
  height: var(--tile-size);
  max-width: none;
  margin: 0;
  border-radius: 8px;
}

.board .tile.is-empty {
  border-radius: 8px;
}

.board-head {
  margin-bottom: 4px;
}

.board-sub {
  font-size: 10px;
}

.guess-area {
  margin-top: 8px;
}

.guess-row {
  gap: 6px;
}

.guess-input {
  height: 44px;
  font-size: 20px;
  letter-spacing: 0.4em;
}

.guess-submit {
  height: 44px;
  min-width: 84px;
  font-size: 15px;
}

.guess-hint {
  font-size: 10px;
}

/* 短屏进一步压缩，保证 768px 高度内看到第 6 行 */
@media (max-height: 820px) {
  .board-sub {
    display: none;
  }

  .room-view {
    padding-top: 3px;
  }

  .room-header {
    padding-bottom: 5px;
  }

  .room-scoreboard {
    padding: 7px 12px;
    gap: 8px;
    margin-bottom: 6px;
  }

  .scoreboard-title {
    font-size: 15px;
  }

  .room-actionbar {
    padding: 5px 10px;
    margin-bottom: 6px;
  }

  .room-layout {
    gap: 8px;
  }

  .players-panel,
  .board-panel,
  .chat-panel {
    padding: 9px;
  }

  .board .tile {
    border-radius: 7px;
  }

  .board-row {
    gap: 1px;
    padding: 1px 3px;
  }

  .guess-area {
    margin-top: 5px;
  }

  .guess-input,
  .guess-submit {
    height: 40px;
  }

  .guess-hint {
    display: none;
  }
}

@media (max-height: 700px) {
  .board-head {
    display: none;
  }

  .action-hint {
    display: none;
  }

  .room-scoreboard {
    padding: 5px 10px;
  }

  .board .tiles {
    gap: 3px;
  }
}

/* ---------- 大比分 / 小比分（大比分局金色且字号更大） ---------- */

.score-big-label,
.score-small-label {
  display: block;
  line-height: 1.1;
  font-size: 9px;
  color: var(--text-faint);
  white-space: nowrap;
}

.score-big-value {
  display: block;
  font-size: 28px;
  line-height: 1.05;
  font-weight: 900;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
  text-shadow: 0 0 18px var(--gold-soft);
}

.score-small-value {
  display: block;
  font-size: 13px;
  line-height: 1.2;
  font-weight: 700;
  color: var(--text-dim);
  font-variant-numeric: tabular-nums;
}

.score-duel-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 6px;
  width: 100%;
}

.score-duel-card {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 3px 8px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--panel-soft);
  min-width: 0;
}

.score-duel-card.is-me {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.score-duel-card.is-offline {
  opacity: 0.65;
}

.score-duel-name {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 12px;
  font-weight: 700;
}

.score-duel-bigbox,
.score-duel-smallbox {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  line-height: 1.05;
}

.score-duel-bigbox {
  padding-left: 4px;
  border-left: 1px solid var(--border);
}

.score-team-bigbox {
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.score-team-line {
  display: flex;
  align-items: center;
  gap: 6px;
}

.score-team-line .score-team-members {
  margin-left: auto;
}

.score-team-members.text {
  font-size: 10px;
}

.score-team.is-leading {
  border-color: var(--gold);
  background: var(--gold-soft);
}

.scores-muted {
  color: var(--text-faint);
}

/* 玩家卡的大/小比分 */
.player-score-box {
  display: flex;
  align-items: flex-end;
  gap: 8px;
}

.player-bigbox,
.player-smallbox {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.player-rejoin {
  color: var(--warn);
  font-weight: 700;
}

/* 团队分组 */
.team-group {
  padding: 5px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--panel-soft);
}

.team-group + .team-group {
  margin-top: 7px;
}

.team-group-A {
  border-color: rgba(96, 165, 250, 0.35);
}

.team-group-B {
  border-color: rgba(251, 146, 60, 0.35);
}

.team-group-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 0 2px 4px;
}

.team-group-name {
  font-size: 11px;
  font-weight: 800;
  color: var(--text-dim);
}

.team-group-A .team-group-name {
  color: var(--team-a);
}

.team-group-B .team-group-name {
  color: var(--team-b);
}

.team-group-count {
  font-size: 10px;
  color: var(--text-faint);
}

.team-group .player-card {
  background: var(--panel);
}

/* ---------- 房间：结算遮罩 / 结束页 ---------- */

.answer-line {
  margin-top: 5px;
  font-size: 12px;
  color: var(--text-dim);
}

.set-summary-overlay,
.match-overlay {
  position: fixed;
  inset: 0;
  z-index: 150;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  background: rgba(2, 8, 20, 0.66);
  backdrop-filter: blur(4px);
}

.set-summary-overlay.is-hidden,
.match-overlay.is-hidden {
  display: none;
}

.set-summary-panel {
  width: min(94vw, 390px);
  padding: 20px;
  border: 1px solid var(--gold);
  border-radius: 18px;
  background: var(--panel);
  box-shadow: var(--shadow-lg);
  text-align: center;
}

.set-summary-kicker {
  margin-bottom: 4px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.18em;
  color: var(--gold);
}

.set-summary-winner {
  font-size: clamp(20px, 4vw, 26px);
  font-weight: 900;
  line-height: 1.25;
}

.set-summary-body {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.set-summary-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 5px 10px;
  border-radius: var(--radius-xs);
  background: var(--panel-soft);
}

.set-summary-label {
  font-size: 11px;
  color: var(--text-faint);
}

.set-summary-value {
  font-size: 18px;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}

.set-summary-value.gold {
  color: var(--gold);
  font-size: 22px;
}

.set-summary-countdown {
  font-size: 20px;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}

.set-summary-note {
  margin-top: 3px;
  font-size: 10px;
  color: var(--text-faint);
}

.set-summary-leave {
  margin-top: 12px;
}

.match-overlay-panel {
  width: min(94vw, 680px);
  max-height: calc(100vh - 32px);
  overflow-y: auto;
  padding: clamp(16px, 3vw, 26px);
  border: 1px solid var(--gold);
  border-radius: 20px;
  background: var(--panel);
  box-shadow: var(--shadow-lg);
  text-align: center;
}

.match-end-kicker {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.18em;
  color: var(--gold);
}

.match-end-title {
  margin-top: 4px;
  font-size: clamp(21px, 4vw, 30px);
  font-weight: 900;
  line-height: 1.3;
}

.match-end-forfeit {
  margin-top: 6px;
  font-size: 12px;
  font-weight: 700;
  color: var(--warn);
}

.match-end-bigscore {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 10px;
  margin: 10px 0 4px;
  padding: 8px;
  border-radius: var(--radius-sm);
  background: var(--gold-soft);
}

.match-end-bigvalue {
  font-size: clamp(30px, 6vw, 42px);
  font-weight: 900;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}

.match-end-bestof {
  font-size: 11px;
  color: var(--text-dim);
}

.match-end-players {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-height: 42vh;
  overflow-y: auto;
  margin: 12px 0;
  text-align: left;
}

.match-end-player {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 6px 9px;
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  background: var(--panel-soft);
}

.match-end-player.is-me {
  border-color: var(--accent);
}

.match-end-player-name {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 13px;
  font-weight: 700;
}

.match-end-player-stat {
  font-size: 11px;
  color: var(--text-faint);
  white-space: nowrap;
}

.match-end-player-stat.gold {
  color: var(--gold);
  font-weight: 800;
}

.match-end-team {
  padding: 6px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.match-end-team-head {
  display: flex;
  justify-content: space-between;
  padding: 0 3px 4px;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-dim);
}

.match-end-team-head .gold {
  color: var(--gold);
  font-size: 16px;
}

.match-end-team + .match-end-team {
  margin-top: 7px;
}

.match-end-team-name {
  font-size: 12px;
  font-weight: 700;
}

.match-end-team-score {
  font-size: 12px;
}

.match-overlay-body {
  min-width: 0;
}

.match-end-note {
  margin-top: 6px;
  font-size: 11px;
  color: var(--text-faint);
}

.match-end-actions {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 14px;
  flex-wrap: wrap;
}

/* ---------- 大厅：最近房间重新加入 / 猜测模式 / 团队匹配提示 ---------- */

.rejoin-slot.is-hidden {
  display: none;
}

.rejoin-banner {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  background: var(--accent-soft);
}

.rejoin-main {
  display: flex;
  align-items: center;
  gap: 9px;
  flex: 1;
  min-width: 0;
}

.rejoin-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--panel);
  color: var(--accent-text);
  flex: 0 0 auto;
}

.rejoin-title {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 13px;
  font-weight: 700;
}

.rejoin-sub {
  font-size: 11px;
  color: var(--text-dim);
}

.queue-modes-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.queue-team-note {
  font-size: 11px;
  color: var(--text-faint);
}

.guessmode-picker {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

/* ---------- 个人统计页 ---------- */

.stats-view {
  max-width: 1100px;
  margin: 0 auto;
}

.stats-main {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.stats-panel {
  padding: clamp(16px, 3vw, 26px);
}

.stats-body {
  margin-top: 16px;
}

.stats-section + .stats-section {
  margin-top: 18px;
}

.stats-section-title {
  margin-bottom: 8px;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--text-dim);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(118px, 1fr));
  gap: 8px;
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
  padding: 9px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--panel-soft);
}

.stat-label {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 10px;
  color: var(--text-faint);
}

.stat-value {
  font-size: 18px;
  font-weight: 800;
  color: var(--text);
  font-variant-numeric: tabular-nums;
}

.stat-hint {
  font-size: 10px;
  color: var(--text-faint);
}

.stats-modes {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 10px;
}

.stats-mode-card {
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--panel-soft);
}

.stats-mode-head {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.stats-mode-title {
  font-size: 13px;
  font-weight: 800;
}

.stats-mode-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(86px, 1fr));
  gap: 6px;
}

.stats-mode-grid .stat-item {
  padding: 6px 7px;
}

.stats-mode-grid .stat-value {
  font-size: 15px;
}

.stats-note {
  margin-top: 10px;
  font-size: 10px;
  color: var(--text-faint);
}

.stats-gate {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 7px;
  padding: 34px 16px;
  text-align: center;
}

.stats-gate-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent-text);
}

.stats-gate-actions {
  display: flex;
  gap: 8px;
  margin-top: 6px;
}

.stats-error,
.stats-empty {
  padding: 30px 16px;
  text-align: center;
}

.stats-error .btn {
  margin-top: 10px;
}

/* ---------- 小屏补充 ---------- */

@media (max-width: 760px) {
  .scoreboard-kicker {
    font-size: 9px;
  }

  .scoreboard-title {
    font-size: 15px;
  }

  .score-duel-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .score-big-value {
    font-size: 22px;
  }

  .room-header {
    gap: 6px;
  }

  .room-header-left {
    gap: 5px;
  }

  .set-summary-panel,
  .match-overlay-panel {
    width: min(96vw, 420px);
    padding: 16px;
  }

  .match-end-bigvalue {
    font-size: 32px;
  }

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

@media (min-width: 980px) {
  .players-panel {
    max-height: calc(100vh - 120px);
    overflow-y: auto;
  }

  .chat-panel {
    max-height: calc(100vh - 120px);
  }
}

@media (max-width: 760px) {
  :root {
    --tile-size: clamp(46px, 7vh, 76px);
  }

  .board-panel .board-head {
    display: none;
  }

  .guess-hint {
    display: none;
  }

  .room-view {
    padding-top: 4px;
  }

  .room-header {
    gap: 5px;
    padding-bottom: 5px;
  }

  .room-scoreboard {
    padding: 8px 10px;
    gap: 8px;
    margin-bottom: 6px;
  }

  .scoreboard-kicker {
    font-size: 9px;
  }

  .scoreboard-title {
    font-size: 15px;
  }

  .room-actionbar {
    padding: 6px 10px;
    margin-bottom: 6px;
  }

  .action-hint {
    display: none;
  }

  .board {
    gap: 2px;
  }

  .board-row {
    gap: 1px;
    padding: 1px 3px;
  }

  .board-row-head {
    min-height: 12px;
    font-size: 9px;
  }

  .board .tiles {
    gap: 3px;
  }

  .guess-area {
    margin-top: 5px;
  }

  .scoreboard-scores {
    order: 3;
  }
}

@media (max-width: 760px) and (max-height: 700px) {
  :root {
    --tile-size: clamp(42px, 6.4vh, 60px);
  }

  .action-hint {
    display: none;
  }

  .room-header {
    padding-bottom: 3px;
  }

  .room-scoreboard {
    padding: 6px 9px;
  }

  .scoreboard-kicker {
    display: none;
  }

  .action-buttons .btn {
    min-height: 30px;
  }

  .guess-input,
  .guess-submit {
    height: 38px;
  }
}

@media (max-width: 420px) {
  .score-duel-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .guessmode-pill {
    font-size: 9px;
  }
}

/* ==================================================================
   12. 第四轮：手动选队 / 个人练习 / 帮助页 / 小圆角规范
   ================================================================== */

/* ---------- 团队战手动选队 ---------- */

.team-switch {
  display: flex;
  gap: 4px;
  margin-top: 4px;
  flex-wrap: wrap;
}

.team-switch-btn {
  min-height: 24px;
  padding: 2px 7px;
  border: 1px solid var(--border);
  border-radius: 2px;
  background: var(--panel);
  color: var(--text-faint);
  font-size: 10px;
  font-weight: 600;
  line-height: 1.4;
  white-space: nowrap;
}

.team-switch-btn:hover:not(:disabled) {
  border-color: var(--border-strong);
  color: var(--text);
}

.team-switch-btn.is-active {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent-text);
}

.team-switch-A.is-active {
  border-color: var(--team-a);
  background: rgba(96, 165, 250, 0.14);
  color: var(--team-a);
}

.team-switch-B.is-active {
  border-color: var(--team-b);
  background: rgba(251, 146, 60, 0.14);
  color: var(--team-b);
}

/* 团队人数不用等长，开始按钮不受人数差影响 */
.team-group .player-card {
  gap: 8px;
}

/* ---------- 个人练习 ---------- */

.mode-badge.mode-practice {
  background: var(--info-soft);
  color: var(--info);
}

/* ---------- 当前小局横向比分条 ---------- */

.score-bar-shell {
  position: relative;
  margin-bottom: 5px;
}

.score-bar {
  display: flex;
  width: 100%;
  height: 44px;
  overflow: hidden;
  border: 1px solid var(--border-strong);
  border-radius: 3px;
  background: var(--panel);
  isolation: isolate;
}

.score-bar-seg {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 7px;
  min-width: 0;
  padding: 0 10px;
  color: #fff;
  overflow: hidden;
  transition: flex-basis 0.28s ease;
}

.score-bar-seg.is-empty {
  opacity: 0.45;
}

.score-bar-red {
  background: linear-gradient(135deg, #7f1d1d 0%, #dc2626 62%, #ef4444 100%);
}

.score-bar-green {
  background: linear-gradient(135deg, #14532d 0%, #16a34a 62%, #22c55e 100%);
}

.score-bar-blue {
  background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 62%, #3b82f6 100%);
}

.score-bar-label {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
  line-height: 1.2;
}

.score-bar-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.01em;
}

.score-bar-setwins {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 9px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.76);
}

.score-bar-score {
  flex: none;
  font-family: var(--font-mono);
  font-size: clamp(20px, 2.6vw, 24px);
  font-weight: 900;
  line-height: 1;
  font-variant-numeric: tabular-nums;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.36);
}

.match-point-badge {
  position: absolute;
  top: -9px;
  right: 7px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  padding: 2px 7px;
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: 2px;
  background: linear-gradient(135deg, #f59e0b, #ef4444);
  color: #fff;
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.12em;
  line-height: 1.4;
  box-shadow: 0 0 12px rgba(245, 158, 11, 0.55);
}

.match-point-badge.is-hidden {
  display: none;
}

.room-view.is-match-point .score-bar {
  border-color: rgba(251, 191, 36, 0.85);
  box-shadow:
    0 0 0 1px rgba(251, 191, 36, 0.35),
    0 0 18px rgba(239, 68, 68, 0.32);
  animation: matchPointGlow 1.8s ease-in-out infinite;
}

.room-view.is-match-point .score-bar-seg {
  animation: matchPointBrightness 1.8s ease-in-out infinite;
}

.room-view.is-match-point .room-header {
  border-bottom-color: rgba(251, 191, 36, 0.5);
}

.room-view.is-match-point .room-scoreboard {
  border-color: rgba(251, 191, 36, 0.35);
}

.room-view.is-match-point .match-point-badge {
  animation: matchPointBadgePulse 1.2s ease-in-out infinite;
}

@keyframes matchPointGlow {
  0%,
  100% {
    box-shadow:
      0 0 0 1px rgba(251, 191, 36, 0.3),
      0 0 12px rgba(239, 68, 68, 0.22);
  }
  50% {
    box-shadow:
      0 0 0 1px rgba(251, 191, 36, 0.75),
      0 0 24px rgba(239, 68, 68, 0.45);
  }
}

@keyframes matchPointBrightness {
  0%,
  100% {
    filter: brightness(1);
  }
  50% {
    filter: brightness(1.13);
  }
}

@keyframes matchPointBadgePulse {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.06);
  }
}

@media (max-height: 820px) {
  .board-panel .board-head {
    display: none;
  }
}

@media (max-width: 760px) {
  .score-bar {
    height: 44px;
  }

  .score-bar-seg {
    gap: 4px;
    padding: 0 7px;
  }

  .score-bar-name {
    font-size: 10px;
  }

  .score-bar-setwins {
    font-size: 8px;
  }

  .score-bar-score {
    font-size: 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .room-view.is-match-point .score-bar,
  .room-view.is-match-point .score-bar-seg,
  .room-view.is-match-point .match-point-badge {
    animation: none;
  }

  .score-bar-seg {
    transition: none;
  }

  .room-view.is-match-point .score-bar {
    box-shadow:
      0 0 0 1px rgba(251, 191, 36, 0.65),
      0 0 14px rgba(239, 68, 68, 0.35);
  }
}

.room-view.is-practice {
  max-width: 980px;
}

.room-view.is-practice .room-scoreboard,
.room-view.is-practice .room-actionbar,
.room-view.is-practice .players-panel,
.room-view.is-practice .chat-panel,
.room-view.is-practice .room-code-slot,
.room-view.is-practice .room-status-slot,
.room-view.is-practice .score-bar-shell,
.room-view.is-practice .answer-slot {
  display: none;
}

.room-view.is-practice .room-layout {
  display: block;
}

.room-view.is-practice .board-panel {
  width: 100%;
  padding: 12px;
}

.room-view.is-practice .board-panel .board-head {
  display: block;
  margin-bottom: 6px;
}

.room-view.is-practice .board-sub {
  display: block;
  font-size: 11px;
}

.practice-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
  padding: 6px 9px;
  border: 1px solid var(--border);
  border-radius: 3px;
  background: var(--panel-soft);
  font-size: 11px;
  color: var(--text-dim);
}

.practice-bar-label {
  font-weight: 800;
  color: var(--accent-text);
}

.practice-bar-hint {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--text-faint);
}

.practice-bar-timer {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
  font-variant-numeric: tabular-nums;
}

.practice-result {
  margin: 0 0 10px;
  padding: 14px;
  border: 1px solid var(--accent);
  border-radius: 4px;
  background: var(--accent-soft);
}

.practice-result.is-hidden {
  display: none;
}

.practice-result-inner {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.practice-result-kicker {
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: var(--accent-text);
}

.practice-result-title {
  font-size: clamp(20px, 4vw, 26px);
  font-weight: 900;
}

.practice-answer {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.practice-answer-label {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-dim);
}

.practice-answer .answer-chars {
  margin-top: 0;
}

.practice-stats {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.practice-stat {
  display: flex;
  flex-direction: column;
  gap: 1px;
  min-width: 90px;
  padding: 6px 9px;
  border: 1px solid var(--border);
  border-radius: 3px;
  background: var(--panel);
}

.practice-stat-label {
  font-size: 10px;
  color: var(--text-faint);
}

.practice-stat-value {
  font-size: 17px;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}

.practice-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 2px;
}

.practice-block {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
}

.practice-title {
  margin: 0;
  font-size: 13px;
  font-weight: 800;
  color: var(--text);
}

.practice-desc {
  margin: 2px 0 7px;
  font-size: 11px;
  line-height: 1.6;
  color: var(--text-faint);
}

.practice-pending {
  margin: 0;
  color: var(--text-dim);
  font-size: 12px;
}

/* ---------- 帮助页 ---------- */

.help-view {
  max-width: 980px;
  margin: 0 auto;
}

.help-main {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.help-section {
  padding: clamp(16px, 3vw, 26px);
}

.help-landing {
  color: var(--text-dim);
}

.help-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}

.help-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 9px 0;
  border-top: 1px solid var(--border);
}

.help-item:first-child {
  border-top: 0;
  padding-top: 0;
}

.help-item-title {
  font-size: 13px;
  font-weight: 800;
  color: var(--text);
}

.help-item-text {
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-dim);
}

.help-paragraph {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-dim);
}

.help-links {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.help-links a {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border: 1px solid var(--border-strong);
  border-radius: 3px;
  color: var(--accent-text);
  font-size: 12px;
  font-weight: 700;
  text-decoration: none;
}

.help-links a:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.help-credits {
  border-color: rgba(251, 191, 36, 0.35);
}

/* ---------- 小圆角规范：主要矩形组件统一 2 到 4px ---------- */

:root {
  --radius-lg: 4px;
  --radius: 3px;
  --radius-sm: 3px;
  --radius-xs: 2px;
}

.panel,
.modal,
.set-summary-panel,
.match-overlay-panel,
.stats-panel,
.leaderboard-panel,
.help-section {
  border-radius: 4px;
}

.btn,
.input,
.segmented,
.segmented-btn,
.auth-tabs,
.leaderboard-tabs,
.chat-tabs,
.chat-tab,
.mode-option,
.visibility-option,
.queue-mode-btn,
.bestof-option,
.team-switch-btn,
.icon-btn,
.room-code-chip,
.guessmode-pill,
.badge,
.mode-badge,
.conn-badge,
.mock-badge,
.status-pill,
.user-chip,
.score-chip,
.score-chip-sets,
.answer-result,
.toast,
.room-card,
.player-card,
.score-team,
.score-duel-card,
.team-group,
.stat-item,
.stats-mode-card,
.match-end-player,
.match-end-team,
.rejoin-banner,
.queue-banner,
.answer-char,
.practice-bar,
.practice-result,
.practice-stat,
.help-links a,
.rooms-panel,
.action-card,
.stats-gate,
.room-scoreboard,
.room-actionbar,
.room-header .btn,
.modal-overlay {
  border-radius: 3px;
}

.btn,
.segmented-btn,
.chat-tab,
.icon-btn,
.input {
  border-radius: 2px;
}

.badge,
.mode-badge,
.conn-badge,
.mock-badge,
.status-pill,
.guessmode-pill,
.score-chip,
.score-chip-sets,
.answer-result,
.user-chip {
  border-radius: 2px;
}

.toast {
  border-radius: 3px;
}

.cooldown-track {
  border-radius: 2px;
}

*::-webkit-scrollbar-thumb {
  border-radius: 2px;
}

.answer-char {
  border-radius: 3px;
}

.brand-mark {
  border-radius: 4px;
}

.brand-mark-xl {
  border-radius: 6px;
}

.board .tile,
.board .tile.is-empty,
.board-head,
.score-duel-card.is-me {
  border-radius: 3px;
}

.set-summary-row,
.set-summary-panel,
.match-end-bigscore {
  border-radius: 3px;
}

.stats-gate-icon,
.rejoin-icon,
.avatar,
.conn-dot,
.online-dot,
.queue-pulse,
.spinner,
.match-crown {
  border-radius: 50%;
}

@media (max-width: 760px) {
  .room-view.is-practice .board-panel {
    padding: 9px;
  }

  .practice-bar {
    gap: 7px;
  }

  .practice-bar-hint {
    display: none;
  }

  .practice-result {
    padding: 11px;
  }

  .help-section {
    padding: 14px;
  }
}