/* ============================================================
   终焉：时痕之心 — 互动小说样式
   ============================================================ */

/* ---- CSS 变量 ---- */
:root {
  --bg-deep:    #06060f;
  --bg-panel:   #0c0f1c;
  --gold:       #c9a96e;
  --gold-dim:   #7a6a4a;
  --gold-glow:  #e0c88a;
  --gold-pale:  #f2e0b0;
  --text:       #ddd8cc;
  --text-dim:   #88837a;
  --text-soft:  #b5b0a5;
  --text-white: #f0ebe0;
  --line:       #243041;
  --panel:      #101825;
  --rose:       #c97e8e;
  --rose-glow:  #e8a0ad;
  --font-cn:    'Noto Serif SC', 'Source Han Serif SC', 'STSong', 'SimSun', 'KaiTi', serif;
  --font-ui:    'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --transition: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --novel-width: 920px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { width: 100%; height: 100%; overflow: hidden; background: var(--bg-deep); }
body {
  font-family: var(--font-cn); color: var(--text); line-height: 2;
  user-select: none; -webkit-user-select: none; -webkit-tap-highlight-color: transparent;
}
#app { width: 100%; height: 100%; position: relative; overflow: hidden; }

/* ============================================================
   星空画布
   ============================================================ */
#starfield {
  position: fixed; inset: 0; z-index: 0;
  display: block; width: 100%; height: 100%;
}

/* ============================================================
   标题画面
   ============================================================ */
#title-screen {
  position: absolute; inset: 0; z-index: 100;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  background:
    radial-gradient(ellipse at 50% 30%, rgba(20,16,50,.7) 0%, transparent 60%),
    radial-gradient(ellipse at 50% 70%, rgba(12,10,30,.5) 0%, transparent 50%),
    radial-gradient(ellipse at center, #0d0d28 0%, #06060f 70%);
  transition: opacity 0.8s ease;
}
#title-screen::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 50% 40%, rgba(201,169,110,.04) 0%, transparent 50%);
  animation: titleAura 6s ease-in-out infinite;
  pointer-events: none;
}
@keyframes titleAura {
  0%, 100% { opacity: .6; transform: scale(1); }
  50%      { opacity: 1; transform: scale(1.08); }
}
#title-screen.hidden { opacity: 0; pointer-events: none; }

.title-content {
  text-align: center;
  position: relative;
  padding: 32px 48px;
  /* 装饰性外框 */
  border: 1px solid rgba(201,169,110,.12);
  outline: 1px solid rgba(201,169,110,.06);
  outline-offset: 6px;
}
.title-content::before,
.title-content::after {
  content: '◆';
  position: absolute;
  font-size: 8px;
  color: rgba(201,169,110,.35);
  letter-spacing: 0;
}
.title-content::before { top: -4px; left: -4px; }
.title-content::after  { top: -4px; right: -4px; }

.title-content h1 {
  font-family: var(--font-cn); font-size: clamp(34px, 6vw, 58px); font-weight: 700;
  color: var(--text-white); letter-spacing: 0.18em;
  text-shadow:
    0 0 40px rgba(201,169,110,.45),
    0 0 100px rgba(201,169,110,.2),
    0 0 160px rgba(201,169,110,.1),
    0 2px 4px rgba(0,0,0,.6);
  animation: titleGlow 3s ease-in-out infinite;
  position: relative;
}
@keyframes titleGlow {
  0%, 100% {
    text-shadow:
      0 0 40px rgba(201,169,110,.45),
      0 0 100px rgba(201,169,110,.2),
      0 0 160px rgba(201,169,110,.1);
  }
  50% {
    text-shadow:
      0 0 60px rgba(201,169,110,.65),
      0 0 140px rgba(201,169,110,.35),
      0 0 200px rgba(201,169,110,.18);
  }
}
.title-content .subtitle {
  font-family: var(--font-cn); font-size: 13px;
  color: var(--gold-dim); letter-spacing: 0.35em;
  margin-top: 12px;
  text-shadow: 0 0 20px rgba(201,169,110,.2);
}

/* 装饰分隔线（带菱形） */
.title-ornament {
  width: 240px; height: 1px; margin: 14px auto;
  background: linear-gradient(90deg, transparent, var(--gold-dim), var(--gold), var(--gold-dim), transparent);
  position: relative;
}
.title-ornament::after {
  content: '◆';
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  font-size: 6px; color: var(--gold);
  background: #0d0d28; padding: 0 6px;
}
.title-ornament.short { width: 140px; }

/* 标题按钮 */
.title-buttons { display: flex; flex-direction: column; gap: 16px; margin-top: 48px; }
.title-btn {
  width: 240px; padding: 15px 0;
  background: rgba(12,14,28,.6); border: 1px solid rgba(201,169,110,.28);
  color: var(--gold); font-family: var(--font-cn); font-size: 16px;
  letter-spacing: 0.24em; cursor: pointer;
  transition: all var(--transition); position: relative; overflow: hidden;
  backdrop-filter: blur(4px);
}
.title-btn::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at center, rgba(201,169,110,.08) 0%, transparent 70%);
  opacity: 0; transition: opacity var(--transition);
}
.title-btn::after {
  content: '';
  position: absolute; left: 50%; bottom: 0; transform: translateX(-50%);
  width: 0; height: 1px;
  background: var(--gold);
  transition: width var(--transition);
}
.title-btn:hover {
  border-color: var(--gold);
  color: var(--gold-pale);
  box-shadow:
    0 0 32px rgba(201,169,110,.18),
    0 0 64px rgba(201,169,110,.06),
    inset 0 0 32px rgba(201,169,110,.04);
  text-shadow: 0 0 18px rgba(201,169,110,.3);
}
.title-btn:hover::before { opacity: 1; }
.title-btn:hover::after { width: 60%; }

.title-hint {
  margin-top: 36px; font-size: 12px; color: var(--text-dim);
  letter-spacing: 0.12em;
  animation: hintPulse 3s ease-in-out infinite;
}
@keyframes hintPulse {
  0%, 100% { opacity: .35; } 50% { opacity: .75; }
}

/* ============================================================
   小说阅读画面
   ============================================================ */
#game-screen {
  position: absolute; inset: 0; z-index: 50;
  display: flex; flex-direction: column; align-items: stretch;
  background:
    radial-gradient(circle at 54% 12%, rgba(34, 45, 64, .22), rgba(7, 11, 18, 0) 44%),
    linear-gradient(180deg, rgba(7, 11, 18, .84), rgba(7, 11, 18, .94));
  transition: opacity 0.6s ease;
}
#game-screen.hidden { opacity: 0; pointer-events: none; }

/* 顶部阅读状态栏 */
#top-bar {
  position: fixed; top: 0; left: 50%; z-index: 60;
  width: min(var(--novel-width), calc(100% - 88px));
  height: 60px; transform: translateX(-50%);
  display: flex; align-items: center; justify-content: space-between;
  border-bottom: 1px solid rgba(76, 91, 111, .2);
  background: linear-gradient(180deg, rgba(7,11,18,.9) 0%, rgba(7,11,18,0) 100%);
  color: #697484; pointer-events: none;
}
#top-bar > * { pointer-events: auto; }
#reader-chapter-label {
  font-family: var(--font-cn); font-size: 14px; font-weight: 700;
  color: var(--gold); letter-spacing: 0.08em;
}
.top-bar-right { display: flex; gap: 12px; align-items: center; }
#reader-meters {
  display: flex; align-items: center; gap: 20px;
  font-family: var(--font-ui); font-size: 12px; letter-spacing: 0.1em;
}
.reader-meter { display: flex; align-items: center; gap: 8px; }
.meter-label { color: #596474; }
.meter-dots { display: flex; gap: 10px; }
.meter-dots span {
  width: 8px; height: 8px; border-radius: 50%;
  background: #546174; opacity: .85;
  transition: all var(--transition-fast);
}
.meter-dots span.active {
  background: var(--gold); box-shadow: 0 0 12px rgba(201, 169, 110, .45);
}

#back-btn,
#speed-btn,
#menu-btn {
  width: 32px; height: 32px; padding: 0;
  border: 1px solid transparent; background: transparent;
  color: #697484; cursor: pointer;
  transition: color .25s ease, border-color .25s ease, background .25s ease;
}
#back-btn { display: flex; align-items: center; justify-content: center; }
#back-btn:hover,
#speed-btn:hover,
#menu-btn:hover {
  color: var(--gold); border-color: rgba(201, 169, 110, .3);
  background: rgba(16, 24, 37, .72);
}
#back-btn.hidden { opacity: 0; pointer-events: none; }
#back-btn .back-arrow { font-size: 17px; line-height: 1; }
#speed-btn {
  font-family: var(--font-ui); font-size: 12px;
  display: flex; align-items: center; justify-content: center;
}
#speed-btn.active { color: var(--gold); border-color: rgba(201, 169, 110, .35); }
#menu-btn {
  display: flex; flex-direction: column; gap: 5px;
  align-items: center; justify-content: center;
}
#menu-btn span {
  display: block; width: 17px; height: 1px; background: currentColor;
  transition: transform .25s ease, opacity .25s ease;
}
#menu-btn.active { color: var(--gold); border-color: rgba(201, 169, 110, .35); }
#menu-btn.active span:nth-child(1) { transform: rotate(45deg) translate(4px,4px); }
#menu-btn.active span:nth-child(2) { opacity: 0; }
#menu-btn.active span:nth-child(3) { transform: rotate(-45deg) translate(4px,-4px); }

/* 小说文本容器 */
#novel-container {
  position: relative; z-index: 1;
  width: min(var(--novel-width), calc(100% - 88px));
  flex: 1 1 auto; min-height: 0; margin: 0 auto;
  overflow-y: auto; overflow-x: hidden;
  padding: 80px 38px 128px;
  scroll-behavior: smooth;
  scrollbar-width: thin;
  scrollbar-color: rgba(90, 107, 130, .55) transparent;
}
#novel-container::-webkit-scrollbar { width: 3px; }
#novel-container::-webkit-scrollbar-track { background: transparent; }
#novel-container::-webkit-scrollbar-thumb { background: rgba(90, 107, 130, .55); }

#novel-text {
  display: block;
  min-height: 100%;
}

.chapter-heading {
  text-align: center;
  padding: 58px 0 48px;
  position: relative;
}
.chapter-heading:first-child { padding-top: 46px; }
.chapter-heading .chapter-kicker {
  display: inline-block;
  font-family: var(--font-cn); font-size: 14px; font-weight: 700;
  color: var(--gold); letter-spacing: 0.2em;
  position: relative;
  padding: 0 28px;
}
/* 章节编号两侧装饰线 */
.chapter-heading .chapter-kicker::before,
.chapter-heading .chapter-kicker::after {
  content: '';
  position: absolute; top: 50%;
  width: 40px; height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-dim));
}
.chapter-heading .chapter-kicker::before { right: 100%; background: linear-gradient(90deg, transparent, var(--gold-dim)); }
.chapter-heading .chapter-kicker::after  { left: 100%; background: linear-gradient(90deg, var(--gold-dim), transparent); }

.chapter-heading .chapter-title {
  display: block; margin-top: 12px;
  font-family: var(--font-cn);
  font-size: clamp(28px, 4vw, 36px);
  font-weight: 700; line-height: 1.35;
  color: #e6edf7; letter-spacing: 0.12em;
  text-shadow: 0 0 24px rgba(180, 205, 235, .32), 0 0 60px rgba(180, 205, 235, .1);
}
.chapter-heading::after {
  content: '';
  display: block; width: 80px; height: 1px;
  margin: 24px auto 0;
  background: linear-gradient(90deg, transparent, var(--gold-dim), transparent);
}
.chapter-heading.prologue .chapter-title {
  font-size: clamp(27px, 4vw, 34px);
}

/* 小说段落 */
.novel-paragraph {
  font-family: var(--font-cn);
  font-size: var(--novel-font-size, 19px);
  line-height: var(--novel-line-height, 1.95);
  color: #c8d0db; letter-spacing: 0;
  text-indent: 2em;
  margin: 0 0 32px;
  opacity: 0; transform: translateY(14px);
  transition: opacity 0.7s ease, transform 0.7s ease, color 0.6s ease;
}
.novel-paragraph.dim { color: #7e8998; }
.novel-paragraph.no-indent { text-indent: 0; }
.novel-paragraph.dialogue {
  color: #d0d7e2;
  border-left: 2px solid rgba(201,169,110,.2);
  padding-left: 16px;
  margin-left: -18px;
}

/* 段落间的空行分隔 */
.novel-separator { height: 8px; }

/* 闪烁光标 */
#novel-cursor {
  display: none; width: 2px; height: 19px;
  background: var(--gold); margin-left: 2px;
  animation: cursorBlink 0.8s step-end infinite;
  vertical-align: text-bottom; position: relative; top: -2px;
}
#novel-cursor.hidden { display: none; }
@keyframes cursorBlink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }

/* 继续提示 */
#continue-hint {
  position: fixed; bottom: 28px; left: 50%; transform: translateX(-50%); z-index: 5;
  font-family: var(--font-cn); font-size: 13px; color: #667384;
  letter-spacing: 0.12em; opacity: 0; pointer-events: none;
  transition: opacity 0.5s ease;
}
#continue-hint.visible { opacity: 0.65; animation: hintPulse 2s ease-in-out infinite; }

/* ============================================================
   选项面板
   ============================================================ */
.choice-panel {
  position: relative; z-index: 20;
  display: flex; flex-direction: column; gap: 16px;
  margin: 58px 0 0;
  padding: 36px 0 0;
  border-top: 1px solid rgba(73, 86, 105, .28);
  opacity: 0; transform: translateY(14px);
  transition: opacity .45s ease, transform .45s ease;
  pointer-events: none;
}
.choice-panel::before {
  content: '';
  position: absolute; left: 0; top: -1px;
  width: 60%; height: 1px;
  background: linear-gradient(90deg, var(--gold), rgba(201, 169, 110, .1));
}
.choice-panel.active {
  opacity: 1; transform: translateY(0);
  pointer-events: auto;
}
.choice-panel.resolved {
  opacity: .92; pointer-events: none; margin-bottom: 42px;
}

.choice-prompt {
  font-family: var(--font-cn); font-size: 14px; color: var(--gold-dim);
  margin-bottom: 4px; letter-spacing: 0.1em;
  text-align: center;
}

.choice-btn {
  width: 100%; min-height: 62px; padding: 16px 24px;
  display: grid; grid-template-columns: 32px 1fr; align-items: center; gap: 12px;
  background: rgba(14,20,34,.88);
  border: 1px solid rgba(96, 114, 138, .55);
  color: #d3d9e4; font-family: var(--font-cn); font-size: 18px;
  line-height: 1.65; letter-spacing: 0; text-align: left; cursor: pointer;
  transition: all var(--transition-fast);
  position: relative; overflow: hidden;
}
.choice-btn::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at left, rgba(201,169,110,.06) 0%, transparent 60%);
  opacity: 0; transition: opacity var(--transition-fast);
}
.choice-key {
  align-self: start; padding-top: 2px;
  font-family: var(--font-ui); font-size: 16px; font-weight: 700;
  color: var(--gold); letter-spacing: 0;
  position: relative; z-index: 1;
}
.choice-text { min-width: 0; position: relative; z-index: 1; }
.choice-btn:hover {
  border-color: rgba(201, 169, 110, .85);
  color: var(--text-white); background: rgba(18,26,42,.94);
  box-shadow: 0 0 28px rgba(201, 169, 110, .1), inset 0 0 40px rgba(201,169,110,.03);
  transform: translateX(2px);
}
.choice-btn.locked {
  opacity: 0.35;
  cursor: not-allowed;
  filter: grayscale(60%);
  pointer-events: none;
}
.choice-btn:hover::before { opacity: 1; }
.choice-btn:hover .choice-key {
  text-shadow: 0 0 12px rgba(201,169,110,.6);
}
.choice-btn.selected {
  border-color: var(--gold);
  background: rgba(24,22,18,.8);
  color: #f2ead7;
}
.choice-panel.resolved .choice-btn:not(.selected) {
  opacity: .4; filter: grayscale(30%);
}

.choice-summary {
  display: flex; align-items: flex-start; gap: 12px;
  margin-top: 4px; padding: 0 4px;
  color: #7d8896; font-family: var(--font-cn);
  font-size: 12px; line-height: 1.65; letter-spacing: 0;
}
.choice-summary-key {
  flex: 0 0 auto;
  font-family: var(--font-ui); font-size: 11px; font-weight: 700;
  color: var(--gold); letter-spacing: 0;
}
.choice-summary-text {
  min-width: 0;
  color: #8d97a6;
}

#menu-dropdown {
  position: fixed; top: 58px; right: max(44px, calc((100% - var(--novel-width)) / 2)); z-index: 59;
  display: flex; flex-direction: column;
  background: rgba(10,14,26,.97); border: 1px solid rgba(96, 114, 138, .3);
  padding: 8px 0; min-width: 152px;
  backdrop-filter: blur(12px);
  box-shadow: 0 8px 32px rgba(0,0,0,.5);
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}
#menu-dropdown.hidden { opacity: 0; transform: translateY(-8px); pointer-events: none; }
.menu-item {
  display: block; width: 100%; padding: 11px 28px; text-align: left;
  background: none; border: none; color: var(--text-soft);
  font-family: var(--font-cn); font-size: 14px; letter-spacing: 0.08em;
  cursor: pointer; transition: all var(--transition-fast);
  position: relative;
}
.menu-item::before {
  content: '';
  position: absolute; left: 0; top: 0; bottom: 0; width: 2px;
  background: var(--gold);
  transform: scaleY(0); transition: transform var(--transition-fast);
}
.menu-item:hover {
  color: var(--gold); background: rgba(201,169,110,.05);
}
.menu-item:hover::before { transform: scaleY(1); }

/* ============================================================
   存档 / 读档 覆盖层
   ============================================================ */
#save-load-overlay {
  position: fixed; inset: 0; z-index: 200;
  display: flex; flex-direction: column;
  background: rgba(6,6,15,.95); backdrop-filter: blur(12px);
  opacity: 0; pointer-events: none; transition: opacity 0.4s ease;
}
#save-load-overlay.active { opacity: 1; pointer-events: auto; }

.sl-header { display: flex; align-items: center; justify-content: space-between; padding: 28px 40px 0; }
.sl-header h2 {
  font-family: var(--font-cn); font-size: 22px; color: var(--gold);
  letter-spacing: 0.16em;
  text-shadow: 0 0 20px rgba(201,169,110,.15);
}
.sl-close {
  width: 36px; height: 36px; background: none; border: 1px solid var(--gold-dim);
  color: var(--gold-dim); font-size: 18px; cursor: pointer; transition: all var(--transition-fast);
  display: flex; align-items: center; justify-content: center;
}
.sl-close:hover { border-color: var(--gold); color: var(--gold); box-shadow: 0 0 12px rgba(201,169,110,.12); }

.sl-tabs { display: flex; gap: 0; padding: 18px 40px 0; }
.sl-tab {
  padding: 9px 28px; background: none; border: 1px solid transparent;
  color: var(--text-dim); font-family: var(--font-cn); font-size: 14px;
  cursor: pointer; letter-spacing: 0.1em; transition: all var(--transition-fast);
}
.sl-tab.active {
  border-color: var(--gold-dim); color: var(--gold);
  background: rgba(201,169,110,.04);
}
.sl-tab:hover { color: var(--gold); }

.sl-grid {
  flex: 1; display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px;
  padding: 18px 40px 24px; overflow-y: auto;
}

.slot-card {
  background: rgba(14,16,34,.55); border: 1px solid rgba(201,169,110,.08);
  padding: 18px; cursor: pointer; transition: all var(--transition-fast);
  display: flex; flex-direction: column; gap: 6px; min-height: 90px; position: relative;
}
.slot-card:hover {
  border-color: var(--gold-dim);
  background: rgba(20,22,44,.65);
  box-shadow: 0 0 20px rgba(201,169,110,.06);
  transform: translateY(-1px);
}
.slot-card.empty { justify-content: center; align-items: center; color: var(--text-dim); font-size: 13px; }
.slot-card .slot-id { font-family: var(--font-ui); font-size: 10px; color: var(--gold-dim); letter-spacing: 0.06em; }
.slot-card .slot-chapter { font-family: var(--font-cn); font-size: 15px; color: var(--text); }
.slot-card .slot-desc {
  font-family: var(--font-cn); font-size: 11px; color: var(--text-dim);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.slot-card .slot-time { font-family: var(--font-ui); font-size: 10px; color: var(--gold-dim); margin-top: auto; }
.slot-card .slot-delete {
  position: absolute; top: 6px; right: 10px; background: none; border: none;
  color: var(--text-dim); cursor: pointer; font-size: 14px; opacity: 0; transition: opacity var(--transition-fast);
}
.slot-card:hover .slot-delete { opacity: 1; }
.slot-card .slot-delete:hover { color: var(--rose-glow); }

.sl-actions { display: flex; gap: 12px; padding: 0 40px 26px; justify-content: center; }
.sl-action-btn {
  padding: 9px 24px; background: none; border: 1px solid var(--gold-dim);
  color: var(--gold-dim); font-family: var(--font-cn); font-size: 13px;
  cursor: pointer; letter-spacing: 0.08em; transition: all 0.3s ease;
}
.sl-action-btn:hover { border-color: var(--gold); color: var(--gold); }

/* ============================================================
   设置覆盖层
   ============================================================ */
#settings-overlay {
  position: fixed; inset: 0; z-index: 210;
  display: flex; align-items: center; justify-content: center;
  background: rgba(6,6,15,.92); backdrop-filter: blur(8px);
  opacity: 0; pointer-events: none; transition: opacity 0.4s ease;
}
#settings-overlay.active { opacity: 1; pointer-events: auto; }

.settings-panel {
  background: rgba(14,16,32,.96); border: 1px solid rgba(201,169,110,.18);
  outline: 1px solid rgba(201,169,110,.06);
  outline-offset: 4px;
  padding: 44px 52px; min-width: 360px; text-align: center;
}
.settings-panel h3 {
  font-family: var(--font-cn); font-size: 22px; color: var(--gold);
  letter-spacing: 0.14em; margin-bottom: 32px;
  text-shadow: 0 0 18px rgba(201,169,110,.12);
}
.settings-row { margin-bottom: 24px; font-size: 14px; color: var(--text); }
.settings-row > span { display: block; margin-bottom: 12px; letter-spacing: 0.08em; }
.speed-options, .size-options { display: flex; gap: 10px; justify-content: center; }
.speed-options button, .size-options button {
  padding: 7px 18px; background: rgba(14,18,34,.5); border: 1px solid var(--gold-dim);
  color: var(--text-dim); font-family: var(--font-cn); font-size: 12px;
  cursor: pointer; transition: all var(--transition-fast);
}
.speed-options button:hover, .size-options button:hover {
  border-color: var(--gold); color: var(--gold);
}
.speed-options button.active, .size-options button.active {
  border-color: var(--gold); color: var(--bg-deep);
  background: var(--gold); font-weight: 700;
  box-shadow: 0 0 16px rgba(201,169,110,.2);
}
.settings-close {
  margin-top: 24px; padding: 11px 44px; background: none; border: 1px solid var(--gold-dim);
  color: var(--gold); font-family: var(--font-cn); font-size: 14px; cursor: pointer;
  transition: all var(--transition-fast); letter-spacing: 0.14em;
}
.settings-close:hover {
  border-color: var(--gold); box-shadow: 0 0 20px rgba(201,169,110,.14);
}

/* ============================================================
   通用模态面板（关于 / 自动存档提示）
   ============================================================ */
#about-overlay,
#autosave-overlay {
  position: fixed; inset: 0; z-index: 220;
  display: flex; align-items: center; justify-content: center;
  background: rgba(6,6,15,.94); backdrop-filter: blur(12px);
  opacity: 0; pointer-events: none; transition: opacity 0.4s ease;
}
#about-overlay.active,
#autosave-overlay.active { opacity: 1; pointer-events: auto; }

.modal-panel {
  background: rgba(14,16,32,.96);
  border: 1px solid rgba(201,169,110,.18);
  outline: 1px solid rgba(201,169,110,.06);
  outline-offset: 4px;
  padding: 44px 52px; min-width: 360px; max-width: 520px;
  text-align: center; position: relative;
}
.modal-panel::before,
.modal-panel::after {
  content: '◆';
  position: absolute;
  font-size: 7px;
  color: rgba(201,169,110,.3);
  line-height: 1;
}
.modal-panel::before { top: 6px; left: 10px; }
.modal-panel::after  { top: 6px; right: 10px; }
.modal-panel h3 {
  font-family: var(--font-cn); font-size: 22px; color: var(--gold);
  letter-spacing: 0.14em; margin-bottom: 14px;
}
.modal-ornament {
  width: 120px; height: 1px; margin: 0 auto 22px;
  background: linear-gradient(90deg, transparent, var(--gold-dim), transparent);
}

/* 关于面板 */
.about-body { text-align: left; margin-bottom: 28px; }
.about-body > p {
  font-size: 14px; color: var(--text-dim); margin-bottom: 20px;
  text-align: center; line-height: 1.9;
}
.about-controls { display: flex; flex-direction: column; gap: 10px; }
.about-control-item {
  display: flex; justify-content: space-between; align-items: baseline;
  gap: 14px; padding: 8px 0;
  border-bottom: 1px solid rgba(201,169,110,.06);
}
.about-key {
  font-family: var(--font-ui); font-size: 12px; color: var(--gold);
  letter-spacing: 0.05em; white-space: nowrap;
}
.about-desc {
  font-size: 13px; color: var(--text-dim); text-align: right;
}

/* 自动存档面板 */
.autosave-body { margin-bottom: 28px; }
.autosave-chapter {
  font-family: var(--font-cn); font-size: 17px; color: var(--text);
  letter-spacing: 0.08em; margin-bottom: 8px;
}
.autosave-time {
  font-family: var(--font-ui); font-size: 12px; color: var(--text-dim);
  letter-spacing: 0.05em;
}
.autosave-buttons { display: flex; gap: 20px; justify-content: center; }

.modal-close,
.modal-btn {
  padding: 11px 44px; background: rgba(14,18,34,.5);
  border: 1px solid var(--gold-dim);
  color: var(--gold); font-family: var(--font-cn); font-size: 14px;
  cursor: pointer; letter-spacing: 0.14em;
  transition: all var(--transition-fast);
}
.modal-close:hover,
.modal-btn:hover {
  border-color: var(--gold);
  box-shadow: 0 0 20px rgba(201,169,110,.14);
}
.modal-btn.primary {
  border-color: var(--gold); color: var(--bg-deep);
  background: var(--gold); font-weight: 700;
}
.modal-btn.primary:hover {
  box-shadow: 0 0 32px rgba(201,169,110,.3);
  color: var(--bg-deep);
}

/* ============================================================
   结局覆盖层
   ============================================================ */
#ending-overlay {
  position: fixed; inset: 0; z-index: 150;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  background:
    radial-gradient(ellipse at center, rgba(16,12,32,.8) 0%, rgba(6,6,15,.98) 70%);
  opacity: 0; pointer-events: none; transition: opacity 1.2s ease;
}
#ending-overlay.active { opacity: 1; pointer-events: auto; }
#ending-overlay .ending-type {
  font-family: var(--font-cn); font-size: 13px; color: var(--gold-dim);
  letter-spacing: 0.28em; margin-bottom: 12px;
  text-shadow: 0 0 16px rgba(201,169,110,.2);
  animation: fadeInUp .8s ease both;
}
#ending-overlay .ending-title {
  font-family: var(--font-cn); font-size: clamp(26px, 4.5vw, 38px); color: var(--text-white);
  letter-spacing: 0.14em; margin-bottom: 18px;
  text-shadow: 0 0 40px rgba(201,169,110,.3), 0 0 80px rgba(201,169,110,.12);
  animation: fadeInUp .8s .15s ease both;
}
.ending-ornament {
  width: 180px; height: 1px; margin-bottom: 26px;
  background: linear-gradient(90deg, transparent, var(--gold-dim), var(--gold), var(--gold-dim), transparent);
  animation: fadeInUp .8s .25s ease both;
}
#ending-overlay .ending-text {
  font-family: var(--font-cn); font-size: 15px; color: var(--text-dim);
  max-width: 480px; text-align: center; line-height: 2.2; margin-bottom: 44px;
  letter-spacing: 0.05em;
  animation: fadeInUp .8s .35s ease both;
}
.ending-buttons {
  display: flex; gap: 20px; justify-content: center; flex-wrap: wrap;
  animation: fadeInUp .8s .45s ease both;
}
.ending-btn {
  padding: 14px 44px; background: rgba(14,18,32,.7);
  border: 1px solid var(--gold-dim);
  color: var(--gold); font-family: var(--font-cn); font-size: 15px; cursor: pointer;
  letter-spacing: 0.14em;
  transition: all var(--transition);
  backdrop-filter: blur(4px);
}
.ending-btn:hover {
  border-color: var(--gold);
  box-shadow: 0 0 32px rgba(201,169,110,.18), inset 0 0 32px rgba(201,169,110,.04);
  color: var(--gold-pale);
  text-shadow: 0 0 12px rgba(201,169,110,.3);
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   结局收集 覆盖层
   ============================================================ */
#endings-overlay {
  position: fixed; inset: 0; z-index: 200;
  display: flex; flex-direction: column;
  background: rgba(6,6,15,.94); backdrop-filter: blur(10px);
  opacity: 0; pointer-events: none; transition: opacity 0.4s ease;
}
#endings-overlay.active { opacity: 1; pointer-events: auto; }

#endings-grid { flex: 1; display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; padding: 18px 40px 24px; overflow-y: auto; align-content: start; }
#endings-grid .endings-empty {
  grid-column: 1 / -1; text-align: center; color: var(--text-dim);
  font-family: var(--font-cn); font-size: 14px; padding: 60px 0;
}

.ending-card {
  background: rgba(14,16,34,.55); border: 1px solid rgba(201,169,110,.08);
  padding: 18px; cursor: pointer; transition: all var(--transition-fast);
  display: flex; flex-direction: column; gap: 6px; min-height: 70px;
}
.ending-card:hover {
  border-color: var(--gold-dim); background: rgba(20,22,44,.65);
  box-shadow: 0 0 20px rgba(201,169,110,.06);
  transform: translateY(-1px);
}
.ending-card-type {
  font-family: var(--font-ui); font-size: 10px; color: var(--gold-dim); letter-spacing: 0.06em;
}
.ending-card-title {
  font-family: var(--font-cn); font-size: 15px; color: var(--text);
}
.ending-card-time {
  font-family: var(--font-ui); font-size: 10px; color: var(--text-dim); margin-top: auto;
}

/* 结局详情 */
#ending-detail-overlay {
  position: fixed; inset: 0; z-index: 230;
  display: flex; align-items: center; justify-content: center;
  background: rgba(6,6,15,.94); backdrop-filter: blur(12px);
  opacity: 0; pointer-events: none; transition: opacity 0.4s ease;
}
#ending-detail-overlay.active { opacity: 1; pointer-events: auto; }

.ending-detail-text {
  font-family: var(--font-cn); font-size: 15px; color: var(--text-dim);
  max-width: 440px; text-align: center; line-height: 2.2;
  margin-bottom: 24px; letter-spacing: 0.05em;
}

/* ============================================================
   确认对话框
   ============================================================ */
#confirm-overlay {
  position: fixed; inset: 0; z-index: 250;
  display: flex; align-items: center; justify-content: center;
  background: rgba(6,6,15,.94); backdrop-filter: blur(12px);
  opacity: 0; pointer-events: none; transition: opacity 0.3s ease;
}
#confirm-overlay.active { opacity: 1; pointer-events: auto; }

.confirm-message {
  font-family: var(--font-cn); font-size: 15px; color: var(--text-soft);
  line-height: 2; margin-bottom: 28px; letter-spacing: 0.06em;
}
.confirm-buttons {
  display: flex; gap: 20px; justify-content: center;
}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 768px) {
  :root { --novel-width: 100%; }
  #top-bar { width: calc(100% - 32px); }
  #reader-meters { gap: 10px; }
  .reader-meter { gap: 6px; }
  .meter-dots { gap: 6px; }
  #novel-container { width: calc(100% - 32px); padding: 72px 6px 128px; }
  .novel-paragraph { font-size: 17px; line-height: 1.95; margin-bottom: 24px; }
  .novel-paragraph.dialogue { margin-left: -14px; padding-left: 14px; }
  .choice-btn { font-size: 16px; padding: 14px 18px; }
  .title-content { padding: 24px 32px; }
  .title-btn { width: 210px; }
  .sl-grid { grid-template-columns: repeat(2, 1fr); }
  #endings-grid { grid-template-columns: repeat(2, 1fr); }
  .sl-header, .sl-tabs, .sl-actions { padding-left: 20px; padding-right: 20px; }
  #endings-grid { padding-left: 20px; padding-right: 20px; }
  .modal-panel { min-width: auto; max-width: calc(100% - 32px); padding: 36px 32px; }
  .settings-panel { min-width: auto; max-width: calc(100% - 32px); padding: 36px 32px; }
  #menu-dropdown { top: 58px; right: 12px; }
  .chapter-heading .chapter-kicker { padding: 0 22px; }
  .chapter-heading .chapter-kicker::before,
  .chapter-heading .chapter-kicker::after { width: 28px; }
}
@media (max-width: 480px) {
  #top-bar { width: calc(100% - 24px); }
  #reader-chapter-label { font-size: 13px; }
  #reader-meters { display: none; }
  .top-bar-right { gap: 6px; }
  #novel-container { width: calc(100% - 24px); padding-inline: 4px; }
  .chapter-heading { padding: 44px 0 34px; }
  .chapter-heading .chapter-kicker { padding: 0 16px; }
  .chapter-heading .chapter-kicker::before,
  .chapter-heading .chapter-kicker::after { width: 20px; }
  .novel-paragraph { font-size: 16px; text-indent: 1.5em; }
  .novel-paragraph.dialogue { margin-left: -12px; padding-left: 12px; }
  .title-content { padding: 16px 20px; outline-offset: 4px; }
  .title-ornament { width: 180px; }
  .title-ornament.short { width: 110px; }
  .title-btn { width: 180px; font-size: 15px; padding: 13px 0; }
  .sl-grid { grid-template-columns: 1fr; }
  #endings-grid { grid-template-columns: 1fr; }
  .choice-panel { margin-top: 40px; padding-top: 22px; }
  .choice-btn { grid-template-columns: 24px 1fr; font-size: 15px; }
  .choice-panel.resolved { margin-bottom: 32px; }
  .choice-summary { font-size: 11px; line-height: 1.55; }
  .settings-panel { min-width: auto; margin: 0 16px; padding: 28px 24px; }
  .modal-panel { min-width: auto; margin: 0 16px; padding: 28px 24px; }
  .modal-panel::before, .modal-panel::after { font-size: 6px; }
  .modal-panel::before { top: 4px; left: 8px; }
  .modal-panel::after  { top: 4px; right: 8px; }
}