/* ===== 雾灯残页 / Mistlamp Fragments — 哥特暗色叙事风 ===== */
@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;600;700&family=Noto+Sans+SC:wght@400;500;600&display=swap');

:root {
  --bg: #0c0b09;
  --bg2: #161412;
  --text: #d8cfc0;
  --muted: #7a7060;
  --accent: #b8905e;
  --accent2: #d4a868;
  --danger: #9e7a7a;
  --success: #7a9e7e;
  --card-bg: #1a1816;
  --card-border: rgba(184,144,94,0.12);
  --shadow: 0 4px 16px rgba(0,0,0,0.4);
  --radius: 10px;
  --font-body: 'Noto Serif SC', Georgia, serif;
  --font-ui: 'Noto Sans SC', system-ui, sans-serif;
  --safe-b: env(safe-area-inset-bottom, 0px);
  --safe-t: env(safe-area-inset-top, 0px);
}

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

html {
  overflow-x: hidden;
  -webkit-tap-highlight-color: transparent;
  -webkit-text-size-adjust: 100%;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.8;
  min-height: 100vh;
  min-height: 100dvh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

.hidden { display: none !important; }

/* ===== 主菜单 ===== */
#menu-overlay {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  min-height: 100dvh;
  padding: clamp(24px, 5vw, 48px) clamp(16px, 4vw, 32px);
  padding-top: calc(clamp(24px, 5vw, 48px) + var(--safe-t));
  padding-bottom: calc(clamp(24px, 5vw, 48px) + var(--safe-b));
  background: radial-gradient(ellipse at 50% 30%, #1a1610 0%, var(--bg) 70%);
  text-align: center;
}

#menu-overlay h1 {
  font-size: clamp(2rem, 6vw, 3.2rem);
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.15em;
  margin-bottom: 4px;
  text-shadow: 0 2px 12px rgba(184,144,94,0.3);
}

.sub-title {
  font-family: var(--font-ui);
  font-size: clamp(0.65rem, 1.5vw, 0.85rem);
  font-weight: 500;
  color: var(--muted);
  letter-spacing: 0.4em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.tagline {
  font-size: clamp(0.82rem, 1.8vw, 0.95rem);
  color: var(--muted);
  font-style: italic;
  margin-bottom: clamp(28px, 5vw, 48px);
  max-width: 400px;
}

.menu-btn {
  display: block;
  width: 100%;
  max-width: 280px;
  margin: 0 auto 12px;
  padding: clamp(12px, 2.5vw, 16px) 24px;
  background: var(--card-bg);
  color: var(--text);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  font-family: var(--font-ui);
  font-size: clamp(0.88rem, 2vw, 1rem);
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  letter-spacing: 0.1em;
  min-height: 48px;
}

.menu-btn:hover {
  background: rgba(184,144,94,0.12);
  border-color: var(--accent);
  color: var(--accent);
}

.menu-btn:active {
  transform: scale(0.97);
}

.menu-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.menu-btn.primary {
  background: linear-gradient(135deg, var(--accent), #8a6838);
  color: #fff;
  border-color: transparent;
  font-weight: 600;
}

.menu-btn.primary:hover {
  background: linear-gradient(135deg, var(--accent2), var(--accent));
}

.menu-footer {
  font-family: var(--font-ui);
  font-size: clamp(0.68rem, 1.2vw, 0.78rem);
  color: var(--muted);
  margin-top: clamp(20px, 4vw, 32px);
  opacity: 0.6;
}

/* ===== 游戏主界面 ===== */
#game {
  max-width: 680px;
  margin: 0 auto;
  padding: clamp(12px, 3vw, 24px) clamp(12px, 3vw, 20px);
  padding-bottom: calc(80px + var(--safe-b));
}

#header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: clamp(10px, 2vw, 16px) 0;
  border-bottom: 1px solid var(--card-border);
  margin-bottom: clamp(12px, 2vw, 20px);
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 10;
  padding-top: calc(clamp(10px, 2vw, 16px) + var(--safe-t));
}

#header h1 {
  font-size: clamp(1rem, 2.5vw, 1.3rem);
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.08em;
  flex-shrink: 0;
}

#header .sub {
  font-family: var(--font-ui);
  font-size: clamp(0.72rem, 1.5vw, 0.82rem);
  color: var(--muted);
  flex: 1;
}

#btn-save-top {
  font-family: var(--font-ui);
  font-size: clamp(0.72rem, 1.5vw, 0.8rem);
  padding: 6px 14px;
  background: var(--card-bg);
  color: var(--muted);
  border: 1px solid var(--card-border);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s;
  min-height: 36px;
  min-width: 36px;
}

#btn-save-top:hover {
  color: var(--accent);
  border-color: var(--accent);
}

/* ===== 属性栏 ===== */
#stats-bar {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(6px, 1.5vw, 10px);
  padding: clamp(8px, 1.5vw, 12px) 0;
  margin-bottom: clamp(8px, 1.5vw, 12px);
}

.stat-item {
  display: flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-ui);
  font-size: clamp(0.68rem, 1.3vw, 0.78rem);
  background: var(--card-bg);
  padding: 4px 10px;
  border-radius: 6px;
  border: 1px solid var(--card-border);
}

.stat-item .label-text {
  color: var(--muted);
}

.stat-item .val {
  color: var(--accent);
  font-weight: 600;
}

/* ===== 叙事区 ===== */
#narrative {
  min-height: 50vh;
  padding-bottom: 20px;
}

.line {
  margin-bottom: clamp(10px, 2vw, 16px);
  font-size: clamp(0.92rem, 2.2vw, 1.05rem);
  line-height: 1.85;
  opacity: 0;
  animation: fadeIn 0.4s ease forwards;
}

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

.line.narrator {
  color: var(--text);
}

.line.system {
  color: var(--muted);
  font-family: var(--font-ui);
  font-size: clamp(0.78rem, 1.5vw, 0.85rem);
  text-align: center;
  font-style: italic;
}

.line.speaker {
  color: var(--text);
  padding-left: clamp(12px, 3vw, 20px);
  border-left: 2px solid var(--accent);
}

.line.speaker .name {
  color: var(--accent);
  font-weight: 600;
}

.line.divider {
  text-align: center;
  color: var(--muted);
  font-size: clamp(1rem, 2vw, 1.2rem);
  letter-spacing: 0.5em;
  margin: clamp(16px, 3vw, 24px) 0;
}

.line.dice {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: clamp(12px, 2.5vw, 18px);
  text-align: center;
  font-family: var(--font-ui);
  font-size: clamp(0.82rem, 1.8vw, 0.92rem);
}

.dice-num {
  color: var(--accent);
  font-weight: 700;
  font-size: 1.1em;
}

.dice-result {
  margin-top: 8px;
  color: var(--muted);
  font-style: italic;
  font-size: clamp(0.78rem, 1.5vw, 0.85rem);
}

.line.ending-title {
  text-align: center;
  font-size: clamp(1.3rem, 3.5vw, 1.8rem);
  font-weight: 700;
  color: var(--accent);
  margin: clamp(20px, 4vw, 32px) 0 8px;
  letter-spacing: 0.08em;
}

.line.ending-sub {
  text-align: center;
  font-family: var(--font-ui);
  font-size: clamp(0.72rem, 1.5vw, 0.82rem);
  color: var(--muted);
  margin-bottom: clamp(16px, 3vw, 24px);
}

/* ===== 点击继续指示器 ===== */
#continue-indicator {
  text-align: center;
  padding: 12px;
  color: var(--muted);
  font-family: var(--font-ui);
  font-size: clamp(0.72rem, 1.5vw, 0.8rem);
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}

#continue-indicator.show {
  opacity: 1;
  animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; }
}

#continue-indicator .arrow {
  display: inline-block;
  animation: bounce 1.2s ease-in-out infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(4px); }
}

/* ===== 选项按钮 ===== */
#choices {
  padding: clamp(8px, 2vw, 12px) 0;
}

.choice-btn {
  display: block;
  width: 100%;
  margin-bottom: 8px;
  padding: clamp(12px, 2.5vw, 16px) clamp(14px, 3vw, 20px);
  background: var(--card-bg);
  color: var(--text);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: clamp(0.85rem, 2vw, 0.95rem);
  line-height: 1.6;
  cursor: pointer;
  text-align: left;
  transition: all 0.15s ease;
  min-height: 48px;
}

.choice-btn:hover {
  background: rgba(184,144,94,0.1);
  border-color: var(--accent);
  color: var(--accent);
}

.choice-btn:active {
  transform: scale(0.98);
  background: rgba(184,144,94,0.15);
}

/* ===== 线索面板 ===== */
#btn-toggle-clue {
  position: fixed;
  bottom: calc(16px + var(--safe-b));
  right: 16px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--card-bg);
  color: var(--accent);
  border: 1px solid var(--card-border);
  font-family: var(--font-ui);
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  z-index: 100;
  box-shadow: var(--shadow);
  transition: all 0.15s;
}

#btn-toggle-clue:hover {
  background: rgba(184,144,94,0.15);
}

#clue-panel {
  display: none;
  position: fixed;
  bottom: calc(68px + var(--safe-b));
  right: 16px;
  width: clamp(240px, 60vw, 300px);
  max-height: 60vh;
  overflow-y: auto;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: clamp(12px, 2.5vw, 16px);
  box-shadow: var(--shadow);
  z-index: 99;
  font-family: var(--font-ui);
  font-size: clamp(0.72rem, 1.5vw, 0.8rem);
}

#clue-panel h4 {
  color: var(--accent);
  font-size: clamp(0.82rem, 1.8vw, 0.9rem);
  margin-bottom: 10px;
  letter-spacing: 0.05em;
}

#clue-panel .section-title {
  color: var(--muted);
  font-size: clamp(0.72rem, 1.3vw, 0.78rem);
  margin-top: 12px;
  margin-bottom: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--card-border);
}

.clue-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 0;
  border-bottom: 1px solid rgba(255,255,255,0.03);
}

.clue-row .dot {
  margin-right: 6px;
  font-size: 0.7rem;
}

.clue-row .dot.on { color: var(--accent); }
.clue-row .dot.off { color: var(--muted); opacity: 0.5; }

/* ===== 结局面板 ===== */
#ending-panel {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(12,11,9,0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  overflow-y: auto;
  padding: clamp(20px, 4vw, 40px) clamp(16px, 4vw, 24px);
  padding-top: calc(clamp(20px, 4vw, 40px) + var(--safe-t));
  padding-bottom: calc(clamp(20px, 4vw, 40px) + var(--safe-b));
}

.ep-inner {
  max-width: 520px;
  margin: 0 auto;
  text-align: center;
}

.ep-divider {
  width: 40px;
  height: 2px;
  background: var(--accent);
  margin: 0 auto clamp(16px, 3vw, 24px);
}

.ep-title {
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 4px;
  letter-spacing: 0.08em;
}

.ep-type {
  font-family: var(--font-ui);
  font-size: clamp(0.72rem, 1.5vw, 0.82rem);
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: clamp(20px, 4vw, 32px);
}

.ep-summary,
.ep-collection {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: clamp(14px, 3vw, 20px);
  margin-bottom: clamp(12px, 2.5vw, 18px);
  text-align: left;
}

.ep-summary h3,
.ep-collection h3 {
  font-family: var(--font-ui);
  font-size: clamp(0.82rem, 1.8vw, 0.9rem);
  color: var(--accent);
  margin-bottom: 12px;
  letter-spacing: 0.05em;
}

.ep-summary .row {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  border-bottom: 1px solid rgba(255,255,255,0.03);
  font-family: var(--font-ui);
  font-size: clamp(0.75rem, 1.5vw, 0.82rem);
}

.ep-summary .row .k { color: var(--muted); }
.ep-summary .row .v { color: var(--text); font-weight: 500; }

.ep-collection .grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.ep-collection .cell {
  padding: clamp(8px, 1.5vw, 10px);
  border-radius: 6px;
  text-align: center;
  font-family: var(--font-ui);
  font-size: clamp(0.68rem, 1.3vw, 0.75rem);
}

.ep-collection .cell.found {
  background: rgba(184,144,94,0.12);
  color: var(--accent);
}

.ep-collection .cell.locked {
  background: rgba(255,255,255,0.03);
  color: var(--muted);
  opacity: 0.5;
}

.ep-collection .cell .icon {
  display: block;
  font-size: clamp(1.2rem, 2.5vw, 1.5rem);
  margin-bottom: 4px;
}

.ep-progress {
  text-align: center;
  font-family: var(--font-ui);
  font-size: clamp(0.68rem, 1.3vw, 0.75rem);
  color: var(--muted);
  margin-top: 12px;
}

.ep-btns {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: clamp(16px, 3vw, 24px);
}

.ep-btn {
  padding: clamp(12px, 2.5vw, 16px) 20px;
  background: var(--card-bg);
  color: var(--text);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  font-family: var(--font-ui);
  font-size: clamp(0.85rem, 2vw, 0.95rem);
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
  min-height: 48px;
}

.ep-btn:hover {
  background: rgba(184,144,94,0.1);
  border-color: var(--accent);
}

.ep-btn:active {
  transform: scale(0.97);
}

.ep-btn.primary {
  background: linear-gradient(135deg, var(--accent), #8a6838);
  color: #fff;
  border-color: transparent;
  font-weight: 600;
}

/* ===== 安卓端适配 ===== */
@media (max-width: 360px) {
  #menu-overlay h1 { font-size: 1.8rem; }
  .menu-btn { padding: 10px 16px; font-size: 0.85rem; }
  #game { padding: 10px; }
  #header { gap: 8px; }
  .line { font-size: 0.88rem; }
  .choice-btn { padding: 10px 12px; font-size: 0.85rem; }
  .ep-collection .grid { grid-template-columns: repeat(3, 1fr); gap: 6px; }
}

@media (min-width: 361px) and (max-width: 480px) {
  #game { padding: 12px 14px; }
  .line { font-size: 0.92rem; }
}

/* 平板竖屏 */
@media (min-width: 481px) and (max-width: 767px) {
  #game { max-width: 560px; }
}

/* 平板横屏+小PC */
@media (min-width: 768px) and (max-width: 1023px) {
  #game { max-width: 640px; }
}

/* PC端 */
@media (min-width: 1024px) {
  #game { max-width: 720px; }
  .choice-btn:hover { transform: translateX(4px); }
}

/* 横屏小屏 */
@media (max-height: 500px) and (orientation: landscape) {
  #header { padding: 6px 0; margin-bottom: 8px; }
  #stats-bar { gap: 4px; }
  .stat-item { padding: 2px 6px; font-size: 0.68rem; }
}

/* 减少动画偏好 */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .line { opacity: 1; animation: none; }
}

/* 触摸优化 */
a, button, [onclick], summary, select, input, textarea {
  touch-action: manipulation;
}

img, canvas, pre, code, table, iframe {
  max-width: 100%;
}