/*
 * 可选本地字体：将 woff2 放入 static/fonts/ 后取消注释
 * @font-face { font-family: "Noto Serif SC"; src: url("../fonts/NotoSerifSC-Regular.woff2") format("woff2"); font-display: swap; }
 * @font-face { font-family: "LXGW WenKai"; src: url("../fonts/LXGWWenKai-Regular.woff2") format("woff2"); font-display: swap; }
 */

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

/* 防止组件样式中的 display 覆盖 [hidden] */
[hidden] {
  display: none !important;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  transition: background var(--transition), color var(--transition);
}

img.icon {
  display: block;
  flex-shrink: 0;
  opacity: 0.85;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background: var(--color-code-bg);
  padding: 2px 6px;
  border-radius: 4px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  padding: 0 var(--space-lg);
  background: var(--header-bg);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.search-box {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 8px 14px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  min-width: 220px;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.search-box:focus-within {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-soft);
}

.search-box input {
  flex: 1;
  border: none;
  outline: none;
  background: transparent;
  color: var(--color-text);
  font: inherit;
  min-width: 0;
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  transition: background var(--transition), color var(--transition);
}

.icon-btn:hover {
  background: var(--color-primary-soft);
  color: var(--color-primary);
}

.text-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  font-size: 0.9rem;
  transition: background var(--transition), color var(--transition);
}

.text-btn:hover {
  background: var(--color-primary-soft);
  color: var(--color-primary);
}

.text-btn.sm {
  padding: 6px;
}

.site-main {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-xl) var(--space-lg) var(--space-2xl);
}

.hero {
  margin-bottom: var(--space-xl);
}

.hero h1 {
  margin: 0 0 var(--space-sm);
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.hero-sub {
  margin: 0;
  color: var(--color-text-muted);
}

.shelf {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-lg);
  list-style: none;
  margin: 0;
  padding: 0;
}

.shelf-card {
  position: relative;
  display: flex;
  flex-direction: column;
}

.card-link {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 4px 16px var(--color-shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}

.card-link:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px var(--color-shadow);
}

.cover-wrap {
  position: relative;
  aspect-ratio: 3 / 4;
  background: linear-gradient(145deg, var(--color-primary-soft), var(--color-bg));
  overflow: hidden;
}

.cover-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cover-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  color: var(--color-primary);
  opacity: 0.5;
}

.cover-placeholder.large {
  min-height: 280px;
}

.chapter-badge {
  position: absolute;
  right: 10px;
  bottom: 10px;
  padding: 4px 10px;
  font-size: 0.75rem;
  font-weight: 500;
  color: #fff;
  background: rgba(0, 0, 0, 0.55);
  border-radius: 999px;
  backdrop-filter: blur(4px);
}

.card-body {
  padding: var(--space-md);
  flex: 1;
}

.card-title {
  margin: 0 0 4px;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-author {
  margin: 0 0 var(--space-sm);
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.card-status {
  display: inline-block;
  padding: 2px 8px;
  font-size: 0.75rem;
  color: var(--color-primary);
  background: var(--color-primary-soft);
  border-radius: 999px;
  margin-bottom: var(--space-sm);
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.tag {
  padding: 2px 8px;
  font-size: 0.7rem;
  color: var(--color-text-muted);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 999px;
}

.resume-btn {
  position: absolute;
  left: 50%;
  bottom: -14px;
  transform: translateX(-50%);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  font-size: 0.8rem;
  color: #fff;
  background: var(--color-primary);
  border-radius: 999px;
  box-shadow: 0 4px 12px var(--color-shadow);
  transition: background var(--transition);
  z-index: 2;
}

.resume-btn:hover {
  background: var(--color-primary-hover);
}

.empty-state,
.empty-search {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  padding: var(--space-2xl);
  text-align: center;
  color: var(--color-text-muted);
}

.empty-search:not([hidden]) {
  margin-top: var(--space-lg);
}

.empty-state h2 {
  margin: 0;
  color: var(--color-text);
}

.novel-header {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-2xl);
}

.novel-cover img,
.novel-cover .cover-placeholder {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 32px var(--color-shadow);
}

.novel-meta h1 {
  margin: 0 0 var(--space-sm);
  font-size: 2rem;
}

.novel-author {
  margin: 0 0 var(--space-md);
  color: var(--color-text-muted);
  font-size: 1.1rem;
}

.novel-desc {
  margin: var(--space-md) 0;
  line-height: 1.8;
  color: var(--color-text-muted);
  max-width: 560px;
}

.novel-stats {
  margin: var(--space-md) 0;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.btn-primary,
.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-weight: 500;
  margin-right: var(--space-sm);
  transition: background var(--transition), transform var(--transition);
}

.btn-primary {
  color: #fff;
  background: var(--color-primary);
}

.btn-primary:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
}

.btn-secondary {
  color: var(--color-primary);
  background: var(--color-primary-soft);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  background: var(--color-border);
}

.chapter-list-section h2 {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin: 0 0 var(--space-lg);
  font-size: 1.25rem;
}

.chapter-list {
  list-style: none;
  margin: 0;
  padding: 0;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.chapter-list li + li {
  border-top: 1px solid var(--color-border);
}

.chapter-list a {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: 14px var(--space-md);
  transition: background var(--transition);
}

.chapter-list a:hover {
  background: var(--color-primary-soft);
}

.ch-index {
  flex-shrink: 0;
  width: 36px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-primary);
  font-variant-numeric: tabular-nums;
}

.ch-title {
  flex: 1;
}

.ch-progress {
  font-size: 0.75rem;
  color: var(--color-accent);
}

.chapter-list a.is-read .ch-progress::after {
  content: "已读";
}

.chapter-list a.is-reading .ch-progress::after {
  content: "在读";
}

.chapter-list a.is-reading {
  background: var(--color-primary-soft);
}

.settings-overlay,
.toc-overlay {
  position: fixed;
  inset: 0;
  background: var(--color-overlay);
  z-index: 200;
}

.settings-panel {
  position: fixed;
  top: 0;
  right: 0;
  width: min(360px, 100vw);
  height: 100vh;
  z-index: 201;
  background: var(--color-surface-elevated);
  border-left: 1px solid var(--color-border);
  box-shadow: -8px 0 32px var(--color-shadow);
  display: flex;
  flex-direction: column;
  transform: translateX(0);
  transition: transform var(--transition);
}

.settings-panel[hidden],
.settings-overlay[hidden] {
  display: none;
}

.settings-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) var(--space-lg);
  border-bottom: 1px solid var(--color-border);
}

.settings-header h2 {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin: 0;
  font-size: 1.1rem;
}

.settings-body {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-lg);
}

.settings-body fieldset {
  border: none;
  margin: 0 0 var(--space-lg);
  padding: 0;
}

.settings-body legend {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: var(--space-sm);
}

.settings-body select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-bg);
  color: var(--color-text);
  font: inherit;
}

.theme-options {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
}

.theme-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 12px 8px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  transition: border-color var(--transition), background var(--transition);
}

.theme-btn:hover,
.theme-btn.active {
  border-color: var(--color-primary);
  background: var(--color-primary-soft);
  color: var(--color-primary);
}

.range-row {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.settings-body input[type="range"] {
  flex: 1;
  accent-color: var(--color-primary);
}

/* 响应式规则见 responsive.css */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}