/* ============ 墨染 · 互动小说 —— 阅读端样式 ============ */

/* 阅读端要能滚动：覆盖 base.css 给 app 外壳设的 overflow:hidden */
body { overflow: auto; }

.if-shell {
  display: flex; flex-direction: column; min-height: 100vh;
}

/* ---------- 顶栏 ---------- */
.if-topbar {
  position: sticky; top: 0; z-index: 30;
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; padding: 10px 18px;
  background: color-mix(in srgb, var(--surface) 86%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.if-brand { display: flex; align-items: center; gap: 9px; cursor: pointer; }
.if-logo {
  width: 30px; height: 30px; border-radius: 9px;
  display: grid; place-items: center; font-size: 17px; font-weight: 700; color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  box-shadow: 0 2px 8px var(--primary-ring);
}
.if-brand-tx { font-size: 15px; font-weight: 700; letter-spacing: .02em; }

/* ---------- 书架 ---------- */
.if-page { max-width: 920px; margin: 0 auto; padding: 26px 18px 40px; }
.if-hero { text-align: center; padding: 14px 0 28px; }
.if-hero-h { font-size: 26px; font-weight: 800; letter-spacing: .03em; }
.if-hero-d { max-width: 560px; margin: 12px auto 0; color: var(--text-2); font-size: 13.5px; line-height: 1.8; }

.if-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 16px;
}
.if-filter { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0 2px; }
.if-chip { font-size: 13px; padding: 6px 14px; border-radius: 999px; border: 1px solid var(--border); background: var(--surface); color: var(--text-2); cursor: pointer; transition: all .15s; }
.if-chip:hover { border-color: var(--primary); color: var(--primary); }
.if-chip.on { background: var(--primary); border-color: var(--primary); color: #fff; }

/* 账户 / 金币 弹窗 */
.ac-note { font-size: 12.5px; color: var(--text-3); background: var(--primary-soft); border: 1px solid var(--primary-ring); padding: 8px 10px; border-radius: 8px; margin-bottom: 12px; }
.ac-note2 { font-size: 12px; color: var(--text-3); margin: 8px 0 4px; }
.ac-fld { margin-bottom: 12px; }
.ac-fld label { display: block; font-size: 13px; color: var(--text-2); margin-bottom: 6px; }
.inp { width: 100%; height: 38px; padding: 0 12px; border: 1px solid var(--border); border-radius: 8px; background: var(--surface); color: var(--text); font-size: 14px; }
.inp:focus { outline: none; border-color: var(--primary); }
.ac-status { font-size: 12.5px; color: var(--primary); margin-top: 10px; min-height: 16px; }
.ac-profile { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.ac-avatar { width: 48px; height: 48px; border-radius: 50%; background: var(--primary-soft); display: grid; place-items: center; font-size: 26px; }
.ac-name { font-weight: 650; }
.ac-mail { font-size: 12px; color: var(--text-3); }
.ac-coins { font-size: 14px; margin-bottom: 10px; }
.ac-coins b { color: var(--primary); font-size: 18px; }
.ac-pkgs { display: flex; flex-direction: column; gap: 10px; }
.ac-pkg { display: flex; align-items: center; justify-content: space-between; padding: 12px 14px; border: 1px solid var(--border); border-radius: 10px; }
.ac-pkg .pp { font-size: 14px; }
.ac-pkg .pp b { color: var(--primary); }
.ac-sep { height: 1px; background: var(--border); margin: 14px 0; }
.if-card {
  display: flex; flex-direction: column; overflow: hidden;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); box-shadow: var(--shadow-sm);
  transition: transform var(--t-mid), box-shadow var(--t-mid), border-color var(--t-mid);
}
.if-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: var(--border-strong); }
.if-card-cover {
  height: 120px; display: grid; place-items: center; font-size: 52px;
  background: linear-gradient(135deg, var(--primary-soft), var(--accent-soft));
}
.if-card-cover.is-img { height: auto; aspect-ratio: 3 / 4; background: none; }
.if-card-cover.is-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.if-card-body { display: flex; flex-direction: column; gap: 8px; padding: 14px 15px 16px; flex: 1; }
.if-card-title { font-size: 16px; font-weight: 700; }
.if-card-author { font-size: 12px; color: var(--text-3); }
.if-card-desc { font-size: 12.5px; color: var(--text-2); line-height: 1.7; flex: 1;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.if-card-meta { margin-top: 2px; }
.if-cta { margin-top: 6px; }

/* ---------- 阅读器 ---------- */
.if-reader {
  max-width: 720px; margin: 0 auto; padding: 16px 20px 60px; min-height: calc(100vh - 120px);
}
.if-reader-bar {
  display: flex; align-items: center; gap: 10px;
  position: sticky; top: 56px; z-index: 20;
  padding: 10px 0; margin-bottom: 8px;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(8px);
}
.if-reader-title { font-size: 14px; font-weight: 600; color: var(--text-2); }
.if-text { font-family: var(--font-serif); }
.if-text p {
  font-size: 17px; line-height: 1.95; color: var(--text);
  margin: 0 0 18px; text-align: justify; text-indent: 2em;
}
.if-text p:first-child { margin-top: 6px; }

/* ---------- 选项 ---------- */
.if-choices { margin-top: 26px; display: flex; flex-direction: column; gap: 11px; }
.if-ch {
  justify-content: flex-start; text-align: left; min-height: 50px;
  padding: 12px 16px; font-size: 14.5px; font-weight: 500;
  border-radius: var(--r-md); line-height: 1.5;
  background: var(--surface); border: 1px solid var(--border);
  transition: all var(--t-fast);
}
.if-ch:hover { border-color: var(--primary); background: var(--primary-soft); color: var(--primary); transform: translateX(2px); }
.if-ch-i {
  display: inline-grid; place-items: center; width: 22px; height: 22px; margin-right: 10px;
  border-radius: 50%; background: var(--primary); color: #fff; font-size: 12px; font-weight: 700; flex: none;
}
.if-end-badge {
  text-align: center; font-size: 15px; font-weight: 700; color: var(--gold);
  padding: 10px; letter-spacing: .05em;
}

/* ---------- 已解锁结局弹窗 ---------- */
.if-end-row { display: flex; align-items: center; gap: 12px; padding: 11px 4px; border-bottom: 1px dashed var(--border); }
.if-end-row:last-child { border-bottom: none; }
.if-end-dot { font-size: 20px; color: var(--gold); flex: none; width: 24px; text-align: center; }
.if-end-row:not(.on) .if-end-dot { color: var(--text-3); }
.if-end-row b { font-size: 13.5px; }
.if-end-row.on b { color: var(--text); }
.if-end-row:not(.on) b { color: var(--text-3); }

/* ---------- 页脚 ---------- */
.if-foot {
  margin-top: auto; padding: 16px 18px; border-top: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px;
  font-size: 11.5px; color: var(--text-3);
}
.if-foot-links { display: flex; gap: 14px; }
.if-foot-links a:hover { color: var(--primary); }

/* ---------- 移动端 ---------- */
@media (max-width: 720px) {
  .if-hero-h { font-size: 22px; }
  .if-reader { padding: 12px 16px 56px; }
  .if-text p { font-size: 16px; line-height: 1.9; }
  .if-grid { grid-template-columns: 1fr; }
}

/* ---------- 背景轻音乐开关 ---------- */
.btn-icon.on { color: var(--primary); background: rgba(127,127,127,.14); }

/* ---------- 书架卡片删除 ---------- */
.if-card { position: relative; }
.if-card-del {
  position: absolute; top: 8px; right: 8px; z-index: 3;
  width: 26px; height: 26px; padding: 0; border: none; border-radius: 50%;
  background: rgba(0,0,0,.4); color: #fff; font-size: 14px; line-height: 26px;
  cursor: pointer; opacity: .5; transition: opacity .15s, background .15s;
}
.if-card-del:hover { opacity: 1; background: rgba(220,40,40,.92); }

/* ---------- 危险按钮 ---------- */
.btn-danger { background: #e23a3a; color: #fff; border-color: #e23a3a; }
.btn-danger:hover { background: #c9302c; }

/* ---------- 背景轻音乐面板 ---------- */
.if-music-pop {
  position: fixed; top: 54px; right: 12px; z-index: 60;
  width: 196px; padding: 12px;
  background: var(--surface); color: var(--text);
  border: 1px solid var(--border); border-radius: 14px;
  box-shadow: 0 12px 36px rgba(0,0,0,.2);
}
.if-music-pop[hidden] { display: none; }
.imp-title { font-size: 13px; font-weight: 700; margin-bottom: 10px; }
.imp-play { margin-bottom: 10px; }
.imp-moods { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 8px; }
.imp-hint { font-size: 10.5px; color: var(--text-3); }

/* ---------- 分类导航页 ---------- */
.if-cat-head { text-align: center; padding: 4px 0 20px; }
.if-cat-h { font-size: 24px; font-weight: 800; letter-spacing: .03em; }
.if-cat-d { color: var(--text-2); font-size: 13px; margin-top: 6px; }
.if-cat-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 14px; }
.if-cat-card { cursor: pointer; border: 1px solid var(--border); border-radius: 14px; overflow: hidden; background: var(--surface); transition: transform .12s, box-shadow .12s, border-color .12s; }
.if-cat-card:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,.12); border-color: var(--primary); }
.if-cat-cover { height: 120px; display: flex; align-items: center; justify-content: center; font-size: 46px; background: linear-gradient(135deg, rgba(124,77,255,.14), rgba(124,77,255,.04)); }
.if-cat-cover.is-img { padding: 0; height: 120px; }
.if-cat-cover.is-img img { width: 100%; height: 100%; object-fit: cover; }
.if-cat-name { font-size: 16px; font-weight: 700; padding: 10px 12px 2px; }
.if-cat-count { font-size: 12px; color: var(--primary); padding: 0 12px; }
.if-cat-books { font-size: 12px; color: var(--text-3); padding: 4px 12px 12px; line-height: 1.5; }
.if-cat-all .if-cat-cover { background: linear-gradient(135deg, rgba(124,77,255,.20), rgba(124,77,255,.06)); }