/* 个人小说站 · 全站样式 (移动端优先) */
:root {
  --bg: #f6f7f9;
  --panel: #ffffff;
  --text: #1f2328;
  --muted: #6b7280;
  --line: #e5e7eb;
  --accent: #2f6fed;
  --accent-weak: #e8f0fe;
  --danger: #d9480f;
  --radius: 12px;
  --shadow: 0 1px 2px rgba(16, 24, 40, .06), 0 8px 24px rgba(16, 24, 40, .06);
  --wrap: 980px;
  --reader-font-size: 20px;
  --reader-line-height: 2.0;
}

[data-theme="dark"] {
  --bg: #16181d;
  --panel: #1e2128;
  --text: #e6e8ea;
  --muted: #9aa2ad;
  --line: #2c313a;
  --accent: #7aa2ff;
  --accent-weak: #26304a;
}

[data-theme="sepia"] {
  --bg: #f6efe1;
  --panel: #fbf6ea;
  --text: #3d3226;
  --muted: #7d6f5c;
  --line: #e5d9c3;
  --accent: #8a6b3d;
  --accent-weak: #efe2c9;
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-text-size-adjust: 100%;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3 { line-height: 1.3; margin: 0 0 8px; }
h1 { font-size: 22px; }
h2 { font-size: 18px; }
h3 { font-size: 16px; }

.muted { color: var(--muted); }
.small { font-size: 13px; }
.empty { color: var(--muted); padding: 24px 4px; }

/* ---------- 顶栏 ---------- */
.topbar {
  position: sticky; top: 0; z-index: 30;
  background: color-mix(in srgb, var(--panel) 92%, transparent);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.topbar-inner {
  max-width: var(--wrap); margin: 0 auto; padding: 10px 16px;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
}
.brand { font-weight: 700; color: var(--text); font-size: 17px; }
.topnav { display: flex; align-items: center; gap: 14px; font-size: 14px; }
.inline-form { display: inline; margin: 0; }
.link-btn {
  background: none; border: 0; padding: 0; font: inherit; color: var(--accent);
  cursor: pointer;
}
.link-btn.danger { color: var(--danger); }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 20px 16px 48px; }
.foot {
  max-width: var(--wrap); margin: 0 auto; padding: 16px;
  color: var(--muted); font-size: 12px; display: flex; gap: 6px; justify-content: center;
}

/* ---------- 通用块 ---------- */
.page-head { display: flex; flex-wrap: wrap; gap: 12px; align-items: flex-start; justify-content: space-between; margin-bottom: 18px; }
.head-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.crumb { margin: 0 0 4px; font-size: 13px; color: var(--muted); }
.section { margin-bottom: 26px; }
.section-title { display: flex; align-items: baseline; gap: 8px; margin-bottom: 10px; font-size: 16px; }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; margin-bottom: 18px; box-shadow: var(--shadow); }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 16px; padding: 22px; box-shadow: var(--shadow); }
.alert { padding: 9px 12px; border-radius: 10px; font-size: 14px; }
.alert-error { background: #fdecea; color: #b3261e; }
[data-theme="dark"] .alert-error { background: #3a2220; color: #ffb4a9; }

/* ---------- 按钮 / 表单 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 8px 14px; border-radius: 10px; border: 1px solid var(--line);
  background: var(--panel); color: var(--text); font-size: 14px; cursor: pointer;
  text-decoration: none; white-space: nowrap;
}
.btn:hover { border-color: var(--accent); text-decoration: none; }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn-primary:hover { filter: brightness(1.05); }
.btn-small { padding: 5px 10px; font-size: 13px; }
.btn-disabled { opacity: .45; pointer-events: none; }

.input, .select, textarea, input[type="text"], input[type="password"], input[type="search"] {
  width: 100%; padding: 9px 12px; border: 1px solid var(--line); border-radius: 10px;
  background: var(--panel); color: var(--text); font: inherit; font-size: 15px;
}
input[type="range"] { width: 100%; accent-color: var(--accent); }
.grow { flex: 1 1 auto; }
.stack { display: flex; flex-direction: column; gap: 12px; }
.stack-inline { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
label { font-size: 14px; }
label > input, label > textarea { margin-top: 6px; }
.check { display: inline-flex; align-items: center; gap: 6px; font-size: 14px; }
.check input { width: auto; }
textarea { min-height: 240px; font-family: inherit; line-height: 1.7; resize: vertical; }

.filter-bar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.filter-right { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-left: auto; }
.filter-right .select, .filter-right .input { width: auto; min-width: 120px; }

.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 12px; border-radius: 999px; border: 1px solid var(--line);
  background: var(--panel); color: var(--text); font-size: 13px; cursor: pointer;
}
.chip:hover { border-color: var(--accent); text-decoration: none; }
.chip-on { background: var(--accent-weak); border-color: var(--accent); color: var(--accent); }
.chip-num { color: var(--muted); font-size: 12px; }

.badge { display: inline-block; padding: 1px 7px; border-radius: 999px; font-size: 12px; line-height: 1.6; }
.badge-ongoing { background: var(--accent-weak); color: var(--accent); }
.badge-done { background: #e9f7ef; color: #1b7f4b; }
.badge-draft { background: #fff4e5; color: #b06f00; }
[data-theme="dark"] .badge-done { background: #1d3328; color: #7fd8a6; }
[data-theme="dark"] .badge-draft { background: #3a2f1c; color: #e8b45c; }

/* ---------- 书架 ---------- */
.recent-row { display: flex; gap: 10px; overflow-x: auto; padding-bottom: 6px; }
.recent-card {
  flex: 0 0 auto; min-width: 190px; max-width: 240px;
  display: flex; flex-direction: column; gap: 2px;
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 12px; color: var(--text);
}
.recent-card:hover { border-color: var(--accent); text-decoration: none; }
.recent-book { font-weight: 600; font-size: 14px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.recent-chapter { font-size: 13px; color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.book-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.book-card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; display: flex; flex-direction: column; gap: 8px; box-shadow: var(--shadow); }
.book-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 8px; }
.book-title { margin: 0; font-size: 16px; }
.book-title a { color: var(--text); }
.pin { color: #e0a400; margin-right: 4px; }
.book-meta, .book-cats { margin: 0; font-size: 13px; color: var(--muted); }
.book-intro { margin: 8px 0 0; font-size: 14px; color: var(--muted); max-width: 60em; }
.book-foot { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-top: 4px; }

.progress { height: 6px; border-radius: 999px; background: var(--line); overflow: hidden; }
.progress-bar { height: 100%; background: var(--accent); border-radius: 999px; transition: width .3s; }

/* ---------- 目录 / 书签 / 结果 ---------- */
.toc { list-style: none; margin: 0; padding: 0; }
.toc-item { border-bottom: 1px solid var(--line); }
.toc-item:last-child { border-bottom: 0; }
.toc-item > a { display: flex; align-items: center; gap: 8px; padding: 10px 4px; color: var(--text); }
.toc-item > a:hover { text-decoration: none; color: var(--accent); }
.toc-current > a { color: var(--accent); font-weight: 600; }
.toc-title { flex: 1 1 auto; overflow: hidden; text-overflow: ellipsis; }
.toc-meta { color: var(--muted); font-size: 12px; }

.bookmark-list { list-style: none; margin: 0; padding: 0; }
.bookmark-item { display: flex; align-items: center; gap: 10px; padding: 8px 0; border-bottom: 1px solid var(--line); }
.bookmark-item > a { flex: 1 1 auto; color: var(--text); display: flex; flex-direction: column; gap: 2px; }
.bookmark-chapter { font-size: 14px; }
.bookmark-excerpt { font-size: 12px; color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.result { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; margin-bottom: 12px; }
.result-title { margin: 0 0 4px; font-size: 15px; }
.result-snippet { margin: 8px 0 0; font-size: 14px; color: var(--text); line-height: 1.8; word-break: break-word; }
mark { background: #ffe9a8; color: inherit; padding: 0 2px; border-radius: 3px; }
[data-theme="dark"] mark { background: #5a4a1a; color: #ffe9a8; }
.pager { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 16px; }

/* ---------- 登录 / 初始化 ---------- */
body.plain { display: flex; align-items: center; justify-content: center; min-height: 100dvh; background: var(--bg); }
.plain-wrap { width: 100%; max-width: 380px; padding: 16px; }
.center-card { text-align: left; }
.center-card h1 { font-size: 20px; margin-bottom: 6px; }
.error-code { font-size: 40px; margin: 0; }

/* ---------- 表格 ---------- */
.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th, .table td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
.table th { color: var(--muted); font-weight: 500; font-size: 13px; white-space: nowrap; }
.table tr[draggable="true"] { cursor: grab; }
.drag-handle { color: var(--muted); cursor: grab; user-select: none; padding-right: 6px; }
.row-dragging { opacity: .4; }
.row-over { box-shadow: inset 0 2px 0 var(--accent); }

/* ---------- 阅读器 ---------- */
body.reader {
  display: flex; flex-direction: column;
  height: 100dvh; overflow: hidden;
}
.reader-progress { position: fixed; top: 0; left: 0; right: 0; height: 2px; background: transparent; z-index: 60; }
.reader-progress-bar { height: 100%; width: 0; background: var(--accent); transition: width .15s linear; }

/* ---------- 阅读器顶栏 ---------- */
.reader-top {
  display: flex; align-items: center; gap: 6px;
  padding: 10px 12px;
  padding-top: calc(10px + env(safe-area-inset-top));
  padding-left: calc(12px + env(safe-area-inset-left));
  padding-right: calc(12px + env(safe-area-inset-right));
  border-bottom: 1px solid var(--line);
  background: var(--panel); flex: 0 0 auto;
}
.reader-titles { flex: 1 1 auto; min-width: 0; display: flex; flex-direction: column; line-height: 1.3; }
.reader-book { font-size: 12px; color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.reader-chapter { font-size: 15px; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.reader-actions { display: flex; gap: 2px; flex: 0 0 auto; }
.icon-btn {
  background: none; border: 0; border-radius: 10px;
  padding: 9px 10px; font: inherit; font-size: 13px; color: var(--accent);
  cursor: pointer; -webkit-tap-highlight-color: transparent;
  min-width: 44px; min-height: 44px;
}
.icon-btn:active { background: var(--accent-weak); }
@media (hover: hover) { .icon-btn:hover { background: var(--accent-weak); } }

/* ---------- 正文区 ---------- */
.reader-stage { position: relative; flex: 1 1 auto; overflow: hidden; }
.reader-viewport { position: relative; height: 100%; overflow-y: auto; overflow-x: hidden; -webkit-overflow-scrolling: touch; }

.reader-content {
  max-width: 34em; margin: 0 auto;
  padding: 28px 22px 96px;
  padding-left: calc(22px + env(safe-area-inset-left));
  padding-right: calc(22px + env(safe-area-inset-right));
  font-size: var(--reader-font-size);
  line-height: var(--reader-line-height);
  word-break: break-word; overflow-wrap: anywhere;
  letter-spacing: .01em;
  color: var(--text);
}
.reader-content p {
  margin: 0 0 1em;
  text-indent: 2em;
}
.reader-h1 {
  text-indent: 0; text-align: center;
  font-size: 1.32em; font-weight: 600;
  margin: 0 0 1.6em;
  padding-bottom: .7em;
  border-bottom: 1px solid var(--line);
  letter-spacing: .02em;
}
.reader-end {
  text-align: center; padding: 40px 0 16px;
  color: var(--muted);
}
.reader-end::before {
  content: ''; display: block; width: 46px; height: 1px;
  background: var(--line); margin: 0 auto 18px;
}

.page-zone { display: none; }

/* ---------- 底部导航 ---------- */
.reader-nav {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 12px;
  padding-bottom: calc(8px + env(safe-area-inset-bottom));
  padding-left: calc(12px + env(safe-area-inset-left));
  padding-right: calc(12px + env(safe-area-inset-right));
  border-top: 1px solid var(--line); background: var(--panel); flex: 0 0 auto;
}
.reader-nav .btn {
  flex: 1 1 auto; min-height: 44px;
  font-size: 14px;
}

/* ---------- 翻页模式 ---------- */
.reader[data-mode="paged"] .reader-viewport { overflow: hidden; }
.reader[data-mode="paged"] .reader-content {
  height: 100%; max-width: none;
  padding: 22px 24px 28px;
  padding-left: calc(24px + env(safe-area-inset-left));
  padding-right: calc(24px + env(safe-area-inset-right));
  column-width: var(--reader-col, 100%);
  column-gap: 40px; column-fill: auto;
  transform: translate3d(0, 0, 0);
  transition: transform .18s ease-out;
  will-change: transform;
}
.reader[data-mode="paged"] .reader-content p { text-indent: 2em; }
.reader[data-mode="paged"] .reader-h1 { margin-bottom: 1.2em; }
.reader[data-mode="paged"] .page-zone {
  display: block; position: absolute; top: 0; bottom: 0; width: 30%;
  background: none; border: 0; padding: 0; cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.page-zone-prev { left: 0; }
.page-zone-next { right: 0; }

/* 抽屉 */
.mask { position: fixed; inset: 0; background: rgba(0, 0, 0, .35); opacity: 0; pointer-events: none; transition: opacity .2s; z-index: 40; }
.mask.on { opacity: 1; pointer-events: auto; }
.drawer {
  position: fixed; top: 0; bottom: 0; left: 0; width: min(360px, 88vw); z-index: 50;
  background: var(--panel); border-right: 1px solid var(--line);
  transform: translateX(-102%); transition: transform .22s ease-out;
  display: flex; flex-direction: column;
}
.drawer-right { left: auto; right: 0; border-right: 0; border-left: 1px solid var(--line); transform: translateX(102%); }
.drawer.on { transform: translateX(0); }
.drawer-head { display: flex; align-items: center; justify-content: space-between; padding: 12px 14px; border-bottom: 1px solid var(--line); }
.drawer-body { flex: 1 1 auto; overflow-y: auto; padding: 12px 14px calc(40px + env(safe-area-inset-bottom)); }
.drawer-search { margin-bottom: 8px; }
.range-row { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 6px 10px; }
.range-row input[type="range"] { grid-column: 1 / -1; }
.range-val { color: var(--muted); font-size: 13px; }
.search-results { margin-top: 10px; }
.search-hit { display: block; padding: 10px 0; border-bottom: 1px solid var(--line); color: var(--text); }
.search-hit-title { font-size: 13px; font-weight: 600; }
.search-hit-snippet { font-size: 13px; color: var(--muted); line-height: 1.7; }

.toast {
  position: fixed; left: 50%; bottom: 76px; transform: translate(-50%, 20px);
  background: rgba(20, 22, 26, .92); color: #fff; font-size: 13px;
  padding: 8px 14px; border-radius: 999px; opacity: 0; pointer-events: none;
  transition: all .22s; z-index: 70; max-width: 80vw;
}
.toast.on { opacity: 1; transform: translate(-50%, 0); }

@media (max-width: 640px) {
  .wrap { padding: 14px 12px 40px; }
  .panel { padding: 12px; }
  .book-grid { grid-template-columns: 1fr; }
  .filter-right { margin-left: 0; width: 100%; }
  .filter-right .input { min-width: 0; flex: 1 1 auto; }
  h1 { font-size: 20px; }

  /* 手机端正文: 更大字号、更宽松行距 */
  .reader-content {
    font-size: calc(var(--reader-font-size) * 1.06);
    padding: 24px 20px 88px;
    padding-left: calc(20px + env(safe-area-inset-left));
    padding-right: calc(20px + env(safe-area-inset-right));
    letter-spacing: .015em;
  }
  .reader-content p { margin-bottom: 1.05em; }
  .reader-h1 { font-size: 1.3em; margin-bottom: 1.5em; }

  .reader-top { padding: 8px 8px; padding-top: calc(8px + env(safe-area-inset-top)); }
  .reader-chapter { font-size: 14px; }
  .icon-btn { font-size: 12px; padding: 8px 8px; min-width: 42px; }
  .reader-book { display: none; }

  .reader[data-mode="paged"] .reader-content {
    padding: 20px 22px 26px;
    padding-left: calc(22px + env(safe-area-inset-left));
    padding-right: calc(22px + env(safe-area-inset-right));
  }

  .reader-nav .btn { font-size: 13px; padding: 8px 10px; }
}

@media (min-width: 900px) {
  .reader-content { padding: 40px 28px 120px; max-width: 36em; }
}

/* 横屏手机/小平板: 控制行宽, 避免一屏字数过多 */
@media (max-height: 480px) and (orientation: landscape) {
  .reader-content { max-width: 30em; padding-top: 16px; padding-bottom: 56px; }
  .reader-nav { padding-top: 6px; padding-bottom: 6px; }
}