/* ============================================================
   鍘嗗彶渚︽帰 - 鏍峰紡琛?
   璁捐璇█锛氭瀬绠€ 路 鍏嬪埗 路 绾歌川鎰熸殫鑹?
   ============================================================ */

/* ---------- CSS 鍙橀噺 ---------- */
:root {
  /* 鑳屾櫙灞傛 */
  --bg:         #0a0a0a;
  --surface:    #111111;
  --surface-2:  #181818;
  --border:     rgba(255,255,255,0.07);
  --border-md:  rgba(255,255,255,0.13);

  /* 鏂囧瓧 */
  --text:       #e2ddd6;
  --text-2:     #a09890;
  --text-3:     #727068;

  /* 寮鸿皟鑹诧細鍗曚竴绫崇櫧閲戯紝涓嶇敤褰╄壊 */
  --accent:     #d4c5a4;
  --accent-dim: rgba(212,197,164,0.18);

  /* 鐘舵€?*/
  --ok:         #6db584;
  --fail:       #c46a6a;

  /* 瀛椾綋 */
  --serif:      'Noto Serif SC', 'STSong', Georgia, serif;
  --sans:       -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Helvetica Neue', sans-serif;

  --trans:      0.18s ease;
}

/* ---------- 日间模式 ---------- */
[data-theme="light"] {
  --bg:         #f5f0e8;
  --surface:    #ece6db;
  --surface-2:  #e3dccf;
  --border:     rgba(0,0,0,0.08);
  --border-md:  rgba(0,0,0,0.18);
  --text:       #1e1a16;
  --text-2:     #524b42;
  --text-3:     #8a8178;
  --accent:     #7a5c2e;
  --accent-dim: rgba(122,92,46,0.10);
  --ok:         #2e6b45;
  --fail:       #8b2a2a;
}

[data-theme="light"] .w-noise {
  opacity: 0.015;
  mix-blend-mode: multiply;
}

/* ---------- 鍏ㄥ眬閲嶇疆 ---------- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html { height: 100%; }

body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  line-height: 1.6;
  height: 100%;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
  transition: background-color 0.22s ease;
}

/* ---------- 灞忓箷瀹瑰櫒 ---------- */
.screen {
  display: none;
  position: fixed;
  inset: 0;
}

.screen.active {
  display: flex;
  flex-direction: column;
}

/* ============================================================
   娆㈣繋椤甸潰
   ============================================================ */
#welcome-screen {
  overflow-y: auto;
  align-items: center;
  justify-content: center;
  padding: 48px 24px 32px;
  /* 鏋佺粏鐨勭焊璐ㄥ櫔鐐规劅鐢?.w-noise 浼厓绱犳彁渚?*/
}

/* 鍣偣绾圭悊閬僵锛堢函 CSS锛屼笉渚濊禆鍥剧墖锛?*/
.w-noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.028;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 200px 200px;
}

.w-content {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 400px;
  display: flex;
  flex-direction: column;
  gap: 0;
}

/* 椤堕儴鏂囧瓧鍖?*/
.w-header {
  margin-bottom: 40px;
}

.w-eyebrow {
  display: block;
  font-size: 11px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 16px;
}

.w-title {
  font-family: var(--serif);
  font-size: clamp(42px, 10vw, 58px);
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--accent);
  line-height: 1.15;
  margin-bottom: 20px;
}

.w-desc {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.9;
}

/* 鍒嗛殧绾?*/
.w-divider {
  width: 32px;
  height: 1px;
  background: var(--border-md);
  margin-bottom: 32px;
}

/* 瑙勫垯鍒楄〃 */
.w-rules {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 28px;
}

/* 选项行（提示开关等） */
.w-option-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.w-option-label {
  font-size: 13px;
  color: var(--text-2);
}

/* Toggle 开关 */
.w-toggle {
  position: relative;
  display: inline-flex;
  align-items: center;
  cursor: pointer;
  flex-shrink: 0;
}

.w-toggle input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
  pointer-events: none;
}

.w-toggle-track {
  width: 36px;
  height: 20px;
  border: 1px solid var(--border-md);
  border-radius: 10px;
  position: relative;
  background: transparent;
  transition: background var(--trans), border-color var(--trans);
}

.w-toggle-thumb {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--text-3);
  transition: transform var(--trans), background var(--trans);
}

.w-toggle input:checked ~ .w-toggle-track {
  border-color: var(--accent);
  background: var(--accent-dim);
}

.w-toggle input:checked ~ .w-toggle-track .w-toggle-thumb {
  transform: translateX(16px);
  background: var(--accent);
}

.w-rules li {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.rule-num {
  font-size: 11px;
  letter-spacing: 1px;
  color: var(--text-3);
  padding-top: 2px;
  flex-shrink: 0;
  width: 20px;
}

.rule-text {
  font-size: 13px;
  color: var(--text-2);
  line-height: 1.8;
}

.rule-text em {
  font-style: normal;
  color: var(--accent);
}

.rule-text strong {
  color: var(--text);
  font-weight: 600;
}

/* 寮€濮嬫寜閽?*/
.w-start-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 18px 24px;
  background: transparent;
  border: 1px solid var(--border-md);
  color: var(--text);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.5px;
  cursor: pointer;
  font-family: var(--sans);
  transition: border-color var(--trans), color var(--trans), background var(--trans);
  text-align: left;
  position: relative;
  overflow: hidden;
}

.w-start-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--accent-dim);
  transform: translateX(-101%);
  transition: transform 0.32s cubic-bezier(0.4, 0, 0.2, 1);
}

.w-start-btn:hover::before  { transform: translateX(0); }
.w-start-btn:hover          { border-color: var(--accent); color: var(--accent); }
.w-start-btn:active::before { transform: translateX(0) scaleX(0.97); }

.w-start-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.w-start-btn .btn-label { position: relative; }
.w-start-btn .btn-arrow { position: relative; font-size: 18px; font-weight: 300; }

.w-start-btn.mod-full {
  justify-content: center;
  gap: 12px;
}

/* 搴曢儴鐗堟潈 */
.w-footer {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 11px;
  color: var(--text-3);
  letter-spacing: 1px;
  white-space: nowrap;
}

/* ============================================================
   娓告垙椤甸潰
   ============================================================ */
#game-screen { overflow: hidden; }

.game-layout {
  display: flex;
  flex-direction: column;
  height: 100vh;
  height: 100dvh;
  max-width: 720px;
  width: 100%;
  margin: 0 auto;
}

/* --- Header --- */
.game-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.g-brand {
  font-family: var(--serif);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--accent);
}

/* 鏈轰細璁℃暟 */
.chances-widget {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* 鏂规牸鐐归樀 */
.chances-pips {
  display: flex;
  flex-wrap: wrap;
  gap: 3px;
  width: 88px; /* 10鍒?脳 (6px+3px) - 3px */
  align-content: flex-start;
}

.pip {
  width: 6px;
  height: 6px;
  background: var(--accent);
  opacity: 0.35;
  transition: opacity 0.3s ease, background 0.3s ease;
}

.pip.used {
  opacity: 0.08;
  background: var(--text-3);
}

.pip.warn { background: #c4985a; opacity: 0.7; }
.pip.danger { background: var(--fail); opacity: 0.85; }

.chances-num {
  font-size: 22px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--accent);
  min-width: 28px;
  text-align: right;
  transition: color 0.3s ease;
  font-family: var(--serif);
}

.chances-num.warning { color: #c4985a; }
.chances-num.danger  { color: var(--fail); }

/* --- 瀵硅瘽鍖?--- */
.chat-history {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  scroll-behavior: smooth;
}

.chat-history::-webkit-scrollbar { width: 3px; }
.chat-history::-webkit-scrollbar-track { background: transparent; }
.chat-history::-webkit-scrollbar-thumb { background: var(--border); }

/* 鍒濆鎻愮ず */
.chat-init-tip {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex: 1;
  padding: 40px 20px;
  gap: 14px;
  text-align: center;
}

.tip-char {
  font-family: var(--serif);
  font-size: 88px;
  font-weight: 700;
  color: var(--surface-2, #181818);
  line-height: 1;
  /* 鐢ㄦ弿杈硅惀閫犺疆寤撳瓧鏁堟灉 */
  -webkit-text-stroke: 1px var(--border-md);
  color: transparent;
  user-select: none;
}

.tip-main {
  font-size: 14px;
  color: var(--text-2);
  letter-spacing: 1px;
}

.tip-sub {
  font-size: 12px;
  color: var(--text-3);
  line-height: 1.7;
}

/* --- 娑堟伅姘旀场 --- */
.chat-message {
  display: flex;
  align-items: flex-end;
  gap: 10px;
  max-width: 85%;
  animation: msgIn 0.22s ease;
}

@keyframes msgIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.player-message {
  margin-left: auto;
  flex-direction: row-reverse;
}

.system-message {
  margin-right: auto;
}

/* 澶村儚鏇挎崲涓哄瓧姣嶅窘绔?*/
.msg-avatar {
  width: 28px;
  height: 28px;
  border-radius: 2px;
  background: var(--surface-2);
  border: 1px solid var(--border-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--serif);
  font-size: 12px;
  font-weight: 700;
  color: var(--text-2);
  flex-shrink: 0;
  letter-spacing: 0;
}

.msg-bubble {
  padding: 10px 14px;
  font-size: 14px;
  line-height: 1.7;
  word-break: break-word;
}

.player-message .msg-bubble {
  background: var(--surface-2);
  border: 1px solid var(--border-md);
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 6px;
}

.system-message .msg-bubble {
  background: transparent;
  border: 1px solid var(--border);
}

/* 娑堟伅绫诲瀷鏍囩 */
.msg-tag {
  font-size: 10px;
  padding: 2px 7px;
  border: 1px solid var(--border-md);
  font-weight: 500;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-3);
}

.guess-tag {
  border-color: rgba(212,197,164,0.3);
  color: var(--accent);
}

/* 绯荤粺鍥炵瓟鐗规畩鏍峰紡 */
.system-message .msg-bubble.win-answer {
  border-color: rgba(109, 181, 132, 0.4);
  color: #9de0b2;
}

.system-message .msg-bubble.lose-answer {
  border-color: rgba(196, 106, 106, 0.3);
  color: #d99090;
}

/* 鎵撳瓧鍔ㄧ敾 */
.typing-indicator .msg-bubble {
  display: flex;
  gap: 5px;
  align-items: center;
}

.typing-indicator .msg-bubble span {
  width: 5px;
  height: 5px;
  background: var(--text-3);
  border-radius: 50%;
  animation: typingBounce 1.1s ease-in-out infinite;
}

.typing-indicator .msg-bubble span:nth-child(2) { animation-delay: 0.18s; }
.typing-indicator .msg-bubble span:nth-child(3) { animation-delay: 0.36s; }

@keyframes typingBounce {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.3; }
  30%           { transform: translateY(-5px); opacity: 1; }
}

/* --- 杈撳叆鍖?--- */
.input-area {
  padding: 14px 20px 20px;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}

.mode-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 12px;
  border: 1px solid var(--border);
  width: fit-content;
}

.mode-tab {
  padding: 7px 18px;
  background: transparent;
  border: none;
  color: var(--text-3);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 1px;
  cursor: pointer;
  transition: color var(--trans), background var(--trans);
  font-family: var(--sans);
  border-right: 1px solid var(--border);
}

.mode-tab:last-child { border-right: none; }

.mode-tab:hover:not(:disabled) {
  color: var(--text-2);
  background: var(--surface-2);
}

.mode-tab.active {
  background: var(--surface-2);
  color: var(--accent);
}

.mode-tab:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.input-row {
  display: flex;
  gap: 0;
  border: 1px solid var(--border);
}

.text-input {
  flex: 1;
  background: transparent;
  border: none;
  padding: 12px 16px;
  color: var(--text);
  font-size: 14px;
  font-family: var(--sans);
  outline: none;
  min-width: 0;
  transition: background var(--trans);
}

.text-input::placeholder {
  color: var(--text-3);
}

.text-input:focus {
  background: var(--surface-2);
}

.text-input:disabled { opacity: 0.35; cursor: not-allowed; }

.text-input.shake {
  animation: shake 0.35s ease;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20%       { transform: translateX(-5px); }
  40%       { transform: translateX(5px); }
  60%       { transform: translateX(-3px); }
  80%       { transform: translateX(3px); }
}

.btn-send {
  background: transparent;
  border: none;
  border-left: 1px solid var(--border);
  color: var(--text-2);
  padding: 12px 18px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--trans), color var(--trans);
  flex-shrink: 0;
}

.btn-send:hover:not(:disabled) {
  background: var(--surface-2);
  color: var(--accent);
}

.btn-send:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

/* 模式切换按钮（输入框左侧内嵌） */
.btn-mode-toggle {
  background: transparent;
  border: none;
  border-right: 1px solid var(--border);
  color: var(--accent);
  font-size: 13px;
  font-family: var(--serif);
  font-weight: 700;
  padding: 0 16px;
  cursor: pointer;
  flex-shrink: 0;
  letter-spacing: 1px;
  transition: background var(--trans), color var(--trans);
  white-space: nowrap;
  align-self: stretch;
  display: flex;
  align-items: center;
}

.btn-mode-toggle:hover:not(:disabled) {
  background: var(--surface-2);
}

.btn-mode-toggle.mod-guess {
  color: var(--text-2);
  border-right-color: rgba(212,197,164,0.25);
}

.btn-mode-toggle:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.input-hint {
  font-size: 11px;
  color: var(--text-3);
  margin-top: 10px;
  letter-spacing: 0.3px;
}

/* ============================================================
   缁撴灉寮圭獥
   ============================================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.modal-overlay.hidden { display: none; }

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.82);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.modal-box {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border-md);
  padding: 40px 32px;
  text-align: center;
  max-width: 340px;
  width: 100%;
  animation: modalIn 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}

@keyframes modalIn {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

.result-status {
  display: block;
  font-size: 10px;
  letter-spacing: 5px;
  color: var(--text-3);
  text-transform: uppercase;
  margin-bottom: 16px;
}

.result-title {
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 12px;
}

.result-msg {
  color: var(--text-2);
  font-size: 13px;
  line-height: 1.85;
  margin-bottom: 28px;
}

.reveal-section {
  border-top: 1px solid var(--border);
  padding-top: 20px;
  margin-bottom: 28px;
}

.reveal-section.hidden { display: none; }

.reveal-label {
  font-size: 10px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--text-3);
  display: block;
  margin-bottom: 10px;
}

.reveal-name {
  font-family: var(--serif);
  font-size: 26px;
  font-weight: 700;
  color: var(--text);
}

/* ============================================================
   宸ュ叿绫?
   ============================================================ */
.hidden { display: none !important; }

/* ============================================================
   鍝嶅簲寮?
   ============================================================ */
@media (max-width: 480px) {
  .w-title { font-size: 38px; }

  .modal-box {
    padding: 32px 20px;
  }

  .chances-pips { display: none; }
}

@media (min-width: 720px) {
  /* 妗岄潰绔細闄愬埗楂樺害骞跺瀭鐩村眳涓紝閬垮厤杈撳叆妗嗘矇搴?*/
  #game-screen {
    justify-content: center;
  }

  .game-layout {
    height: min(100dvh, 680px);
    border-left: 1px solid var(--border);
    border-right: 1px solid var(--border);
  }

  /* 妗岄潰绔缉灏忓垵濮嬪崰浣嶅瓧绗?*/
  .tip-char {
    font-size: 56px;
  }

  .chat-init-tip {
    padding: 20px 20px;
    gap: 10px;
  }
}

/* ============================================================
   难度选择器
   ============================================================ */
.w-difficulty-section {
  margin-bottom: 20px;
}

.w-section-label {
  font-size: 11px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--text-3);
  display: block;
  margin-bottom: 12px;
}

.diff-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
}

.diff-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  padding: 10px 6px;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-3);
  font-family: var(--sans);
  cursor: pointer;
  transition: border-color var(--trans), color var(--trans), background var(--trans);
  font-size: 11px;
  letter-spacing: 0.3px;
  line-height: 1.3;
}

.diff-btn:hover {
  border-color: var(--border-md);
  color: var(--text-2);
  background: var(--surface-2);
}

.diff-btn.active {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}

.diff-num {
  font-size: 16px;
  font-family: var(--serif);
  font-weight: 700;
  line-height: 1;
}

.diff-name {
  font-size: 11px;
  font-weight: 600;
  color: inherit;
  white-space: nowrap;
}

/* 随机按钮：跨列显示，更突出 */
.diff-btn.mod-random {
  grid-column: 1 / -1;
  padding: 12px;
  font-size: 14px;
  letter-spacing: 4px;
  font-family: var(--serif);
  border-style: dashed;
}

.diff-btn.mod-random.active {
  border-style: solid;
}

.diff-random-label {
  font-family: var(--serif);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 6px;
}

/* ============================================================
   认输按钮
   ============================================================ */
.btn-surrender {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-3);
  font-size: 12px;
  font-family: var(--sans);
  padding: 6px 12px;
  cursor: pointer;
  letter-spacing: 1px;
  transition: border-color var(--trans), color var(--trans), background var(--trans);
  flex-shrink: 0;
}

.btn-surrender.warn {
  border-color: rgba(196,152,90,0.55);
  color: #c4985a;
}

.btn-surrender.danger {
  border-color: rgba(196,106,106,0.7);
  color: var(--fail);
  background: rgba(196, 106, 106, 0.06);
  font-weight: 600;
}

.btn-surrender:hover:not(:disabled) {
  border-color: var(--fail);
  color: var(--fail);
  background: rgba(196, 106, 106, 0.08);
}

.btn-surrender:disabled {
  opacity: 0.25;
  cursor: not-allowed;
}

/* ============================================================
   结果弹窗 — 人物信息
   ============================================================ */
.modal-box.mod-win .result-status { color: var(--ok); }
.modal-box.mod-lose .result-status { color: var(--fail); }

.profile-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
  margin-top: 12px;
  margin-bottom: 8px;
}

.profile-tag {
  font-size: 10px;
  padding: 3px 8px;
  border: 1px solid var(--border-md);
  color: var(--text-2);
  letter-spacing: 0.5px;
}

.profile-hint {
  font-size: 12px;
  color: var(--text-2);
  font-style: italic;
  line-height: 1.7;
  margin-top: 6px;
  margin-bottom: 4px;
  padding: 0 4px;
}

.profile-aliases {
  font-size: 11px;
  color: var(--text-3);
  margin-top: 4px;
  margin-bottom: 8px;
}

/* ============================================================
   结果弹窗 — 按钮组
   ============================================================ */
.modal-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.btn-view-chat {
  display: block;
  width: 100%;
  padding: 12px 24px;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-2);
  font-size: 13px;
  font-family: var(--sans);
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: border-color var(--trans), color var(--trans), background var(--trans);
}

.btn-view-chat:hover {
  border-color: var(--border-md);
  color: var(--text);
  background: var(--surface-2);
}

/* ============================================================
   Toast 通知
   ============================================================ */
#toast-container {
  position: fixed;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 9999;
  display: flex;
  flex-direction: column-reverse;
  align-items: center;
  gap: 8px;
  pointer-events: none;
  width: min(360px, 90vw);
}

.toast {
  width: 100%;
  background: var(--surface-2);
  border: 1px solid var(--border-md);
  color: var(--text-2);
  font-size: 13px;
  line-height: 1.65;
  padding: 12px 18px;
  text-align: center;
  pointer-events: auto;
  animation: toastIn 0.32s cubic-bezier(0.22, 1, 0.36, 1);
  letter-spacing: 0.2px;
}

.toast-error {
  border-color: rgba(196, 106, 106, 0.45);
  color: #e08585;
  background: rgba(196, 106, 106, 0.06);
}

.toast-info {
  border-color: rgba(212, 197, 164, 0.3);
  color: var(--accent);
}

.toast-out {
  animation: toastOut 0.35s ease forwards;
}

@keyframes toastIn {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes toastOut {
  from { opacity: 1; transform: translateY(0); }
  to   { opacity: 0; transform: translateY(-6px); }
}

/* ============================================================
   自定义确认框
   ============================================================ */
#confirm-box {
  padding: 32px 28px 24px;
  max-width: 300px;
}

.confirm-msg {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.85;
  margin-bottom: 24px;
  text-align: center;
  font-family: var(--serif);
}

.confirm-actions {
  display: flex;
  gap: 10px;
}

.btn-confirm {
  flex: 1;
  padding: 11px;
  border: 1px solid var(--border-md);
  background: transparent;
  color: var(--text);
  font-size: 13px;
  font-family: var(--sans);
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: background var(--trans), border-color var(--trans), color var(--trans);
}

.btn-confirm-ok:hover {
  border-color: var(--fail);
  color: var(--fail);
  background: rgba(196, 106, 106, 0.08);
}

.btn-confirm-cancel:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}

/* ============================================================
   主题切换按钮
   ============================================================ */
.theme-toggle-btn {
  width: 32px;
  height: 32px;
  border: 1px solid var(--border-md);
  background: transparent;
  color: var(--text-2);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: border-color var(--trans), color var(--trans), background var(--trans);
}

.theme-toggle-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}

/* 默认暗色模式：显示太阳（表示可切换到亮色） */
.icon-sun  { display: block; }
.icon-moon { display: none;  }

/* 亮色模式：显示月亮（表示可切换回暗色） */
[data-theme="light"] .icon-sun  { display: none;  }
[data-theme="light"] .icon-moon { display: block; }

/* 欢迎页主题按钮工具行 */
.w-util-row {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 20px;
}