:root{--ff-reader-serif:"Spectral", Georgia, serif;--ff-reader-body:"IBM Plex Sans", system-ui, -apple-system, sans-serif;--ff-devanagari:"IBM Plex Sans Devanagari", "IBM Plex Sans", sans-serif;--body-ink:#2a251e;--r-col:760px;--r-rail:212px;--r-pad:28px;--r-gap:30px;--r-section-gap:64px}.tone-violet{--s:#ede9fe;--b:#c4b5fd;--i:#1e1b4b;--a:#5b21b6}.tone-amber{--s:#fef3c7;--b:#fcd34d;--i:#422006;--a:#92400e}.tone-emerald{--s:#dcfce7;--b:#86efac;--i:#052e16;--a:#166534}.tone-sky{--s:#e0f2fe;--b:#7dd3fc;--i:#082f49;--a:#0369a1}.tone-rose{--s:#ffe4e6;--b:#fca5a5;--i:#4c0519;--a:#be123c}.tone-indigo{--s:#e0e7ff;--b:#a5b4fc;--i:#1e1b4b;--a:#4338ca}html[data-theme=dark]{--body-ink:#e7dfd2}html[data-theme=dark] .tone-violet{--s:#251f38;--b:#4a3d70;--i:#d6ccf0;--a:#b9a6ed}html[data-theme=dark] .tone-amber{--s:#34290f;--b:#5e4a1c;--i:#f0d79a;--a:#e2b765}html[data-theme=dark] .tone-emerald{--s:#1a3025;--b:#356048;--i:#b8e6cb;--a:#5cc088}html[data-theme=dark] 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solid;border-radius:12px;justify-content:center;align-items:center;width:42px;height:42px;font-size:22px;display:flex}.subj-card{text-align:left;border-radius:var(--radius);background:var(--surface);border:1px solid var(--rule);box-shadow:var(--shadow-card);flex-direction:column;width:100%;padding:0;transition:transform .16s,box-shadow .2s;display:flex;position:relative;overflow:hidden}.subj-card:hover{box-shadow:var(--shadow-lift);transform:translateY(-3px)}.subj-card.locked{opacity:.6;pointer-events:none}.subj-card__top{align-items:flex-start;gap:15px;padding:22px 22px 20px;display:flex}.subj-ic{border-radius:14px;flex:none;justify-content:center;align-items:center;width:52px;height:52px;display:flex}.subj-ic svg{width:28px;height:28px}.subj-card__name{font-family:var(--ff-display);font-size:21px;font-weight:700;line-height:1.1}.subj-card__book{color:var(--ink-faint);margin-top:3px;font-size:13px;font-weight:600}.subj-card__bar{background:var(--surface-2);height:6px;position:relative}.subj-card__bar i{border-radius:0 3px 3px 0;position:absolute;top:0;bottom:0;left:0}.subj-card__foot{justify-content:space-between;align-items:center;padding:14px 22px 18px;display:flex}.subj-card__foot .meta{color:var(--ink-soft);font-size:13px;font-weight:600}.subj-card__foot .meta b{color:var(--ink)}.subj-card__foot .pct{font-size:13px;font-weight:700}.t-emerald .subj-ic{background:var(--emerald-soft);color:var(--emerald-deep)}.t-emerald .subj-card__bar i{background:var(--emerald)}.t-emerald .pct{color:var(--emerald)}.t-coral .subj-ic{background:var(--coral-soft);color:var(--coral-ink)}.t-coral .subj-card__bar i{background:var(--coral)}.t-coral .pct{color:var(--coral)}.t-amber .subj-ic{background:var(--amber-soft);color:var(--amber-ink)}.t-amber .subj-card__bar i{background:var(--amber)}.t-amber .pct{color:var(--amber-ink)}.t-blue .subj-ic{background:var(--blue-soft);color:var(--blue-ink)}.t-blue .subj-card__bar i{background:var(--blue)}.t-blue .pct{color:var(--blue-ink)}.t-violet .subj-ic{background:var(--violet-soft);color:var(--violet-ink)}.t-violet .subj-card__bar i{background:var(--violet)}.t-violet .pct{color:var(--violet-ink)}.chapters{flex-direction:column;gap:12px;margin-top:clamp(22px,3vw,34px);display:flex}.ch-row{text-align:left;background:var(--surface);border:1px solid var(--rule);box-shadow:var(--shadow-card);border-radius:16px;align-items:center;gap:20px;padding:18px 22px;transition:transform .14s,box-shadow .18s,border-color .18s;display:flex}.ch-row:hover{box-shadow:var(--shadow-lift);border-color:var(--emerald-line);transform:translate(3px)}.ch-row.locked{opacity:.58}.ch-row.locked:hover{box-shadow:var(--shadow-card);border-color:var(--rule);cursor:default;transform:none}.ch-num{background:var(--surface-2);border:1px solid var(--rule);border-radius:14px;flex-direction:column;flex:none;justify-content:center;align-items:center;width:54px;height:54px;line-height:1;display:flex}.ch-num .k{letter-spacing:.08em;text-transform:uppercase;color:var(--ink-ghost);font-size:9px;font-weight:700}.ch-num .n{font-family:var(--ff-display);color:var(--ink-soft);font-size:24px;font-weight:700}.ch-row.done .ch-num{background:var(--emerald-soft);border-color:var(--emerald-line)}.ch-row.done .ch-num .n,.ch-row.done .ch-num 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12px;font-size:12px;font-weight:700;display:inline-flex;position:relative;overflow:hidden}.offline-btn:hover{border-color:var(--emerald);color:var(--emerald)}.offline-btn.is-progress{cursor:default}.offline-btn__bar{background:var(--emerald-soft);z-index:0;transition:width .2s;position:absolute;top:0;bottom:0;left:0}.offline-btn__label{z-index:1;position:relative}.offline-badge{background:var(--emerald-soft);color:var(--emerald);white-space:nowrap;border-radius:999px;align-items:center;gap:4px;padding:8px 12px;font-size:12px;font-weight:800;display:inline-flex}.offline-badge.is-compact{padding:6px 10px;font-size:11px}.offline-all{white-space:nowrap}.offline-all-wrap{flex-direction:column;align-items:flex-end;gap:5px;display:flex}.offline-storage{color:var(--ink-faint);white-space:nowrap;font-size:11px;font-weight:600}.btn-ghost{border:1px solid var(--rule);background:var(--surface);color:var(--ink-soft);border-radius:11px;align-items:center;gap:7px;padding:10px 16px;font-size:13.5px;font-weight:700;transition:border-color .16s,background .16s;display:inline-flex}.btn-ghost:hover{border-color:var(--ink-ghost);background:var(--surface-2)}.btn-ghost svg{width:15px;height:15px}.btn-emerald{background:var(--emerald);color:#fff;border-radius:11px;align-items:center;gap:7px;padding:10px 18px;font-size:13.5px;font-weight:700;transition:background .16s;display:inline-flex;box-shadow:0 8px 18px #1f7a4a38}.btn-emerald:hover{background:var(--emerald-2)}.btn-emerald svg{width:15px;height:15px}.lock-ic{width:20px;height:20px;color:var(--ink-ghost)}.ch-mode-note{color:var(--ink-faint);font-size:12px;font-weight:600}.toast{background:var(--ink);color:var(--surface);opacity:0;pointer-events:none;z-index:80;border-radius:13px;padding:13px 22px;font-size:14px;font-weight:600;transition:opacity .25s,transform .25s;position:fixed;bottom:34px;left:50%;transform:translate(-50%)translateY(20px);box-shadow:0 16px 40px #0000004d}.toast.show{opacity:1;transform:translate(-50%)translateY(0)}.rolemenu{z-index:50;background:var(--surface);border:1px solid var(--rule);width:248px;box-shadow:var(--shadow-lift);opacity:0;visibility:hidden;border-radius:16px;padding:8px;transition:opacity .18s,transform .18s,visibility .18s;position:absolute;top:64px;right:clamp(20px,3vw,40px);transform:translateY(-6px)}.rolemenu.open{opacity:1;visibility:visible;transform:none}.rolemenu .rm-h{letter-spacing:.1em;text-transform:uppercase;color:var(--ink-faint);padding:8px 12px 6px;font-size:11px;font-weight:700}.rolemenu button{text-align:left;width:100%;color:var(--ink-soft);border-radius:10px;align-items:center;gap:11px;padding:11px 12px;font-size:14.5px;font-weight:600;display:flex}.rolemenu button:hover{background:var(--surface-2)}.rolemenu button.on{color:var(--ink)}.rolemenu button .rm-ic{background:var(--surface-2);border-radius:9px;justify-content:center;align-items:center;width:32px;height:32px;display:flex}.rolemenu button .rm-ic svg{width:17px;height:17px}.rolemenu button.on .rm-ic{background:var(--emerald-soft);color:var(--emerald-deep)}.rolemenu button .tick{color:var(--emerald);opacity:0;margin-left:auto;font-weight:800}.rolemenu button.on .tick{opacity:1}.rolemenu .rm-div{background:var(--rule);height:1px;margin:6px 4px}.install{z-index:70;background:var(--surface);border:1px solid var(--rule);max-width:min(440px,92vw);box-shadow:var(--shadow-lift);border-radius:16px;align-items:center;gap:14px;padding:12px 12px 12px 16px;animation:.3s ll-rise;display:flex;position:fixed;bottom:34px;left:50%;transform:translate(-50%)}@keyframes ll-rise{0%{opacity:0;transform:translate(-50%)translateY(12px)}to{opacity:1;transform:translate(-50%)translateY(0)}}.install__icon{border-radius:11px;flex:none;width:40px;height:40px}.install__body{flex-direction:column;min-width:0;line-height:1.25;display:flex}.install__body strong{font-size:14.5px;font-family:var(--ff-display)}.install__body span{color:var(--ink-faint);font-size:12.5px}.install__actions{flex-shrink:0;align-items:center;gap:8px;margin-left:6px;display:flex}.install__ios{color:var(--ink-soft);font-size:12.5px;font-weight:600}.install__cta{background:var(--emerald);color:#fff;border-radius:11px;padding:9px 16px;font-size:13.5px;font-weight:700;transition:background .16s;box-shadow:0 8px 18px #1f7a4a38}.install__cta:hover{background:var(--emerald-2)}.install__close{width:30px;height:30px;color:var(--ink-ghost);border-radius:9px;place-items:center;transition:background .14s,color .14s;display:grid}.install__close:hover{background:var(--surface-2);color:var(--ink)}.install__close svg{width:16px;height:16px}.orient{z-index:90;text-align:center;background:radial-gradient(1200px 700px at 50% -10%, var(--paper) 0%, var(--paper-2) 70%, var(--paper-edge) 100%);place-items:center;padding:24px;display:grid;position:fixed;inset:0}.orient__card{flex-direction:column;align-items:center;gap:12px;max-width:320px;display:flex}.orient__phone{border:3px solid var(--emerald);border-radius:12px;width:64px;height:110px;animation:2s ease-in-out infinite ll-turn;position:relative}.orient__phone span{background:var(--emerald);border-radius:999px;width:22px;height:3px;position:absolute;bottom:7px;left:50%;transform:translate(-50%)}@keyframes ll-turn{0%,40%{transform:rotate(0)}60%,to{transform:rotate(-90deg)}}.orient__title{font-family:var(--ff-display);margin:6px 0 0;font-size:22px;font-weight:700}.orient__sub{color:var(--ink-soft);margin:0;font-size:14.5px;line-height:1.5}@media (width<=720px){.ch-prog{display:none}.ch-row{flex-wrap:wrap}.page-head{align-items:flex-start}.appbar__brand .name{display:none}.crumbs .crumb{padding:6px 8px;font-size:13px}}@media (width>=2000px){.wrap{max-width:1480px}body{font-size:17px}}