:root{--bm-paper:#e7eaee;--bm-paper-2:#eef0f3;--bm-panel:#fff;--bm-panel-2:#fafbfc;--bm-ink:#13171e;--bm-ink-2:#3a434f;--bm-muted:#6b7686;--bm-faint:#9aa4b2;--bm-line:#e2e6eb;--bm-line-2:#edf0f3;--bm-accent:#027e84;--bm-accent-2:#0a5c55;--bm-accent-wash:#e6f2f0;--bm-audio:#4f46e5;--bm-audio-wash:#eeecfd;--bm-new:#1d4ed8;--bm-new-wash:#eaf0fe;--bm-due:#b4570b;--bm-due-wash:#fbeedf;--bm-good:#0e7c73;--bm-danger:#b42318;--bm-danger-wash:#fce7e6;--bm-font-display:"Bricolage Grotesque","Hanken Grotesk",system-ui,sans-serif;--bm-font-body:"Hanken Grotesk",system-ui,-apple-system,sans-serif;--bm-font-mono:"JetBrains Mono",ui-monospace,"SF Mono",monospace;--bm-radius-sm:10px;--bm-radius:16px;--bm-radius-pill:999px;--bm-shadow-sm:0 1px 2px #13171e0d;--bm-shadow:0 1px 2px #13171e0a,0 14px 30px -18px #13171e33;--bm-shadow-pop:0 18px 40px -16px #13171e47;--bm-ease:cubic-bezier(.2,.7,.2,1);--bm-dur:.15s;--pad-card:20px}body[data-surface=paper]{--bg:var(--bm-paper)}body[data-surface=ultra-light]{--bg:#f3f5f8;--bm-line:#eaedf1}body[data-density=compact]{--pad-card:14px}body[data-density=comfy]{--pad-card:20px}*{box-sizing:border-box;margin:0;padding:0}body,html{height:100%}body{-webkit-font-smoothing:antialiased;background:var(--bg,var(--bm-paper));color:var(--bm-ink);font-family:var(--bm-font-body);font-size:15px;line-height:1.55}button{background:none;border:none;color:inherit;cursor:pointer}button,input,select,textarea{font:inherit}a{color:inherit;text-decoration:none}.mono{font-family:var(--bm-font-mono);font-variant-numeric:tabular-nums}.topnav{-webkit-backdrop-filter:saturate(140%) blur(10px);backdrop-filter:saturate(140%) blur(10px);background:#e7eaeed9;border-bottom:1px solid var(--bm-line);padding:10px 0;position:sticky;top:0;z-index:50}.topnav-inner{align-items:center;display:flex;gap:16px;justify-content:space-between;margin:0 auto;max-width:1240px;padding:0 28px;width:100%}.topnav-right{flex-shrink:0}@media (max-width:640px){.topnav-inner{gap:10px;padding:0 16px}.topnav .streak{display:none}.topnav-links{gap:14px}.topnav-right{gap:10px}}.brand{align-items:center;display:flex;font-family:var(--bm-font-display);font-size:16px;font-weight:800;gap:11px;letter-spacing:-.02em}.brand-dot{background:linear-gradient(135deg,var(--bm-accent),color-mix(in srgb,var(--bm-accent) 70%,#fff));border-radius:5px;box-shadow:0 0 0 4px var(--bm-accent-wash);height:16px;width:16px}.topnav-links{display:flex;gap:22px}.topnav-links a{border-bottom:2px solid #0000;color:var(--bm-ink-2);font-size:13.5px;font-weight:500;padding:6px 2px}.topnav-links a.on{border-bottom-color:var(--bm-accent);color:var(--bm-ink);font-weight:600}.topnav-right{align-items:center;display:flex;gap:14px}.streak{background:var(--bm-panel);border:1px solid var(--bm-line);border-radius:999px;color:var(--bm-muted);padding:4px 10px}.avatar,.streak{font-size:11.5px}.avatar{background:var(--bm-ink);border-radius:50%;color:#fff;display:grid;font-weight:600;height:32px;letter-spacing:.04em;place-items:center;width:32px}.topnav-compact{display:none}.topnav-account{position:relative}.topnav-account>summary{cursor:default;list-style:none;pointer-events:none}.topnav-account>summary::-webkit-details-marker{display:none}.topnav-account-menu{display:none}.topnav-account[open]>.topnav-account-menu{background:var(--bm-panel);border:1px solid var(--bm-line);border-radius:12px;box-shadow:var(--bm-shadow-pop);display:flex;flex-direction:column;min-width:160px;padding:6px;position:absolute;right:0;top:calc(100% + 8px);z-index:60}.topnav-account-item{align-items:center;border-radius:8px;color:var(--bm-ink-2);display:flex;font-size:13.5px;font-weight:500;min-height:44px;padding:8px 12px}.topnav-account-item:hover{background:var(--bm-panel-2);color:var(--bm-ink)}.topnav-compact-link{align-items:center;border-radius:10px;color:var(--bm-ink-2);display:flex;flex-direction:column;font-weight:500;gap:2px;justify-content:center;min-height:44px;min-width:44px;padding:4px 8px}.topnav-compact-link .topnav-compact-label{font-size:11px;letter-spacing:-.01em;line-height:1}.topnav-compact-link.on{background:var(--bm-accent-wash);color:var(--bm-accent-2)}.topnav-compact-link:hover{background:var(--bm-panel-2);color:var(--bm-ink)}.dock{background:linear-gradient(180deg,#fff,var(--bm-panel-2));border-bottom:1px solid var(--bm-line);position:sticky;top:51px;z-index:40}.dock-inner{gap:22px;grid-template-columns:auto auto 1fr auto;margin:0 auto;max-width:1240px;padding:14px 28px}.dock-inner,.dock-transport{align-items:center;display:grid}.dock-transport{gap:6px;grid-template-columns:34px 46px 34px}.play{background:var(--bm-accent);border-radius:50%;box-shadow:0 8px 20px -8px color-mix(in srgb,var(--bm-accent) 60%,#0000);color:#fff;display:grid;font-size:14px;height:46px;place-items:center;transition:transform var(--bm-dur) var(--bm-ease),background var(--bm-dur) var(--bm-ease);width:46px}.play:hover{background:var(--bm-accent-2);transform:translateY(-1px)}.dock-nav-btn{background:var(--bm-panel);border:1px solid var(--bm-line);border-radius:50%;color:var(--bm-ink-2);display:grid;height:34px;place-items:center;transition:transform var(--bm-dur) var(--bm-ease),border-color var(--bm-dur),color var(--bm-dur),background var(--bm-dur);width:34px}.dock-nav-btn:hover:not(:disabled){background:var(--bm-accent-wash);border-color:color-mix(in srgb,var(--bm-accent) 35%,#0000);color:var(--bm-accent-2);transform:translateY(-1px)}.dock-nav-btn:disabled{cursor:not-allowed;opacity:.36}.dock-meta{gap:2px;min-width:170px}.dock-meta,.dock-title{display:flex;flex-direction:column}.dock-title{line-height:1.3}.dock-kicker{color:var(--bm-accent-2);font-size:10.5px;font-weight:600;letter-spacing:.06em;text-transform:uppercase}.dock-card-title{color:var(--bm-ink);font-family:var(--bm-font-display);font-size:14.5px;font-weight:700;letter-spacing:-.01em;margin-top:2px}.dock-scrub-wrap{display:flex;flex-direction:column;gap:6px;min-width:0}.dock-times{color:var(--bm-ink-2);display:flex;font-size:12px;gap:6px}.dock-times-faint{color:var(--bm-faint)}.dock-scrub{background:var(--bm-paper-2);border:1px solid var(--bm-line);border-radius:8px;cursor:pointer;height:22px;overflow:visible;position:relative;touch-action:none}.dock-seg{background:#0000;border-radius:2px;border-right:1px solid var(--bm-line);bottom:3px;position:absolute;top:3px;transition:background var(--bm-dur)}.dock-seg:last-child{border-right:0}.dock-seg.played{background:color-mix(in srgb,var(--bm-accent) 18%,#0000)}.dock-seg.active{background:var(--bm-accent-wash);box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--bm-accent) 35%,#0000)}.dock-seg:hover{background:color-mix(in srgb,var(--bm-accent) 12%,#0000)}.dock-progress{box-shadow:0 0 8px color-mix(in srgb,var(--bm-accent) 45%,#0000);height:2px;left:0;top:50%;transform:translateY(-50%)}.dock-head,.dock-progress{background:var(--bm-accent);border-radius:2px;pointer-events:none;position:absolute}.dock-head{bottom:-3px;box-shadow:0 0 10px color-mix(in srgb,var(--bm-accent) 50%,#0000);top:-3px;width:3px}.dock-preview{background:var(--bm-panel);border:1px solid var(--bm-line);border-radius:12px;bottom:30px;box-shadow:var(--bm-shadow-pop);padding:10px 12px;pointer-events:none;position:absolute;transform:translateX(-50%);width:280px;z-index:5}.dock-preview-h{align-items:center;display:flex;gap:8px;margin-bottom:8px}.dock-preview-time{color:var(--bm-muted);font-size:11px;margin-left:auto}.dock-preview-tags{display:flex;flex-wrap:wrap;gap:4px;margin-bottom:8px}.dock-preview-stem{color:var(--bm-ink-2);font-size:12.5px;line-height:1.45}.dock-chapter-labels{align-items:center;color:var(--bm-muted);display:flex;font-size:11px;justify-content:space-between}.dock-clip-pills{display:flex;flex-wrap:wrap;gap:4px;margin-top:4px}.dock-clip-pill{background:var(--bm-paper-2);border:1px solid var(--bm-line);border-radius:var(--bm-radius-pill);color:var(--bm-muted);cursor:pointer;font-family:var(--bm-font-mono);font-size:10.5px;font-weight:500;padding:2px 8px;transition:background var(--bm-dur),color var(--bm-dur),border-color var(--bm-dur);white-space:nowrap}.dock-clip-pill:hover{background:var(--bm-accent-wash);border-color:color-mix(in srgb,var(--bm-accent) 35%,#0000);color:var(--bm-accent-2)}.dock-clip-pill.active{background:var(--bm-accent);border-color:var(--bm-accent);color:#fff}.dock-clip-pill.played{background:color-mix(in srgb,var(--bm-accent) 18%,#0000);border-color:color-mix(in srgb,var(--bm-accent) 28%,#0000);color:var(--bm-accent-2)}.dock-link{color:var(--bm-accent-2);font-size:11.5px;font-weight:600}.dock-link:hover{color:var(--bm-accent)}.dock-compact-time,.dock-hairline,.dock-handle{display:none}.speed{align-items:center;display:flex;gap:8px;justify-content:flex-end;position:relative}.dock-choice-toggle{align-items:center;background:var(--bm-panel);border:1px solid var(--bm-line);border-radius:9px;color:var(--bm-ink-2);display:inline-flex;font-size:12px;font-weight:600;gap:7px;min-height:34px;padding:6px 10px;white-space:nowrap}.dock-choice-toggle:hover{border-color:var(--bm-accent);color:var(--bm-accent-2)}.dock-choice-toggle.on{background:var(--bm-accent-wash);border-color:color-mix(in srgb,var(--bm-accent) 35%,#0000);color:var(--bm-accent-2)}.dock-choice-switch{background:var(--bm-line);border-radius:999px;flex:0 0 auto;height:15px;position:relative;transition:background var(--bm-dur);width:25px}.dock-choice-knob{background:#fff;border-radius:50%;box-shadow:0 1px 2px #13171e2e;height:11px;left:2px;position:absolute;top:2px;transition:transform var(--bm-dur) var(--bm-ease);width:11px}.dock-choice-toggle.on .dock-choice-switch{background:var(--bm-accent)}.dock-choice-toggle.on .dock-choice-knob{transform:translateX(10px)}.speed-btn{background:var(--bm-panel);border:1px solid var(--bm-line);border-radius:9px;color:var(--bm-ink-2);font-size:12.5px;font-weight:500;min-width:54px;padding:7px 12px;text-align:center}.speed-btn:hover{border-color:var(--bm-accent);color:var(--bm-accent-2)}.speed-pop{background:var(--bm-panel);border:1px solid var(--bm-line);border-radius:12px;box-shadow:var(--bm-shadow-pop);display:flex;flex-direction:column;min-width:80px;padding:4px;position:absolute;right:0;top:calc(100% + 4px);z-index:30}.speed-pop button{border-radius:7px;color:var(--bm-ink-2);font-size:12.5px;padding:6px 10px;text-align:left}.speed-pop button:hover{background:var(--bm-panel-2);color:var(--bm-ink)}.speed-pop button.on{background:var(--bm-accent-wash);color:var(--bm-accent-2);font-weight:600}.workspace{display:grid;gap:22px;grid-template-columns:272px 1fr;margin:0 auto;max-width:1240px;padding:22px 28px 100px;transition:grid-template-columns var(--bm-dur) var(--bm-ease)}.workspace.workspace-focus{grid-template-columns:1fr;max-width:880px}.workspace.workspace-focus.workspace-table{max-width:none;padding:22px clamp(32px,4vw,72px) 100px clamp(56px,5vw,88px)}.rail-top{align-items:center;display:flex;justify-content:space-between;padding:0 4px 10px}.rail-top-label{color:var(--bm-faint);font-size:9.5px;font-weight:700;letter-spacing:.14em}.rail-hide-btn{align-items:center;background:#0000;border-radius:7px;color:var(--bm-muted);display:inline-flex;font-size:11px;font-weight:600;gap:6px;padding:4px 9px;transition:all var(--bm-dur)}.rail-hide-btn:hover{background:var(--bm-panel);box-shadow:var(--bm-shadow-sm);color:var(--bm-ink-2)}.rail-show-tab{align-items:center;background:var(--bm-panel);border:1px solid var(--bm-line);border-left:none;border-radius:0 12px 12px 0;box-shadow:var(--bm-shadow);color:var(--bm-ink-2);display:flex;flex-direction:column;gap:6px;left:0;padding:14px 8px;position:fixed;top:50%;transform:translateY(-50%);transition:all var(--bm-dur);z-index:30}.rail-show-tab:hover{border-color:var(--bm-accent);color:var(--bm-accent-2);padding-left:14px}.rail-show-tab-glyph{color:var(--bm-accent);font-size:13px;font-weight:700}.rail-show-tab-label{font-size:10.5px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;transform:rotate(180deg);writing-mode:vertical-rl}.page-head-wrap{margin:0 auto;max-width:1240px;padding:14px 28px 10px}.panel{background:var(--bm-panel);border:1px solid var(--bm-line);border-radius:var(--bm-radius);box-shadow:var(--bm-shadow-sm);padding:16px;transition:padding var(--bm-dur) var(--bm-ease)}.panel.panel-collapsed{padding:0}.panel+.panel{margin-top:14px}.panel-h{color:var(--bm-muted);font-family:var(--bm-font-display);font-size:10.5px;font-weight:700;letter-spacing:.14em;margin-bottom:12px;text-transform:uppercase}.panel-h-btn{align-items:center;border-bottom:1px solid var(--bm-line-2);color:var(--bm-muted);cursor:pointer;display:flex;justify-content:space-between;margin:0 0 14px;padding:0 0 14px;text-align:left;transition:color var(--bm-dur);width:100%}.panel-collapsed .panel-h-btn{border-bottom:none;border-radius:var(--bm-radius);margin:0;padding:14px 16px}.panel-h-btn:hover{color:var(--bm-ink-2)}.panel-chev{background:var(--bm-paper-2);border-radius:6px;color:var(--bm-muted);display:grid;font-size:14px;font-weight:600;height:22px;place-items:center;transition:all var(--bm-dur);width:22px}.panel-h-btn:hover .panel-chev{background:var(--bm-line);color:var(--bm-ink-2)}.rail{align-self:start;margin-right:-6px;max-height:calc(100vh - 180px);overflow-y:auto;padding-right:6px;position:sticky;scrollbar-color:var(--bm-line) #0000;scrollbar-width:thin;top:170px}.rail::-webkit-scrollbar{width:6px}.rail::-webkit-scrollbar-thumb{background:var(--bm-line);border-radius:3px}.rail::-webkit-scrollbar-thumb:hover{background:var(--bm-muted)}.rail-search{margin-bottom:10px;position:relative}.rail-search input{background:var(--bm-panel-2);border:1px solid var(--bm-line);border-radius:9px;color:var(--bm-ink);font-size:16px;padding:9px 30px 9px 32px;width:100%}.rail-search input::-moz-placeholder{color:var(--bm-faint)}.rail-search input::placeholder{color:var(--bm-faint)}.rail-search input:focus{border-color:var(--bm-accent);box-shadow:0 0 0 3px var(--bm-accent-wash);outline:none}.rail-search-icon{color:var(--bm-faint);font-size:13px;left:10px}.rail-search-clear,.rail-search-icon{position:absolute;top:50%;transform:translateY(-50%)}.rail-search-clear{color:var(--bm-muted);font-size:16px;height:20px;right:8px;width:20px}.rail-field{margin-top:12px}.rail-field-label{color:var(--bm-muted);display:block;font-size:10.5px;font-weight:600;letter-spacing:.08em;margin-bottom:6px;text-transform:uppercase}.rail-active-tag{display:flex;flex-direction:column;gap:6px;margin-top:12px}.rail-active-label{color:var(--bm-muted);font-size:9.5px;font-weight:600;letter-spacing:.1em}.tag2-on{align-items:center;align-self:flex-start;background:var(--bm-accent-wash);border-color:color-mix(in srgb,var(--bm-accent) 25%,#fff);color:var(--bm-accent-2);display:inline-flex;gap:6px}.tag2-on button{color:var(--bm-accent-2);font-size:14px;line-height:1;padding:0 2px}.rail-stats{display:grid;gap:6px;grid-template-columns:repeat(3,1fr)}.rail-streak{border-top:1px solid var(--bm-line-2);margin-top:14px;padding-top:14px}.rail-streak-label{color:var(--bm-muted);font-size:11px;font-weight:500;margin-bottom:8px}.rail-streak-grid{display:grid;gap:4px;grid-template-columns:repeat(7,1fr)}.rail-streak-day{aspect-ratio:1;background:var(--bm-paper-2);border:1px solid var(--bm-line-2);border-radius:6px;color:var(--bm-faint);display:grid;font-size:9.5px;font-weight:600;place-items:center}.rail-streak-day.on{background:var(--bm-accent);border-color:var(--bm-accent);color:#fff}.rail-streak-day.today{background:var(--bm-accent-wash);border-color:color-mix(in srgb,var(--bm-accent) 25%,#fff);box-shadow:inset 0 0 0 1px var(--bm-accent);color:var(--bm-accent-2)}.rail-actions-row{display:flex;gap:6px;margin-top:10px}.rail-hint{color:var(--bm-muted);font-size:11px;line-height:1.45;margin-top:8px}.btn-mini{background:var(--bm-panel-2);border:1px solid var(--bm-line);border-radius:8px;color:var(--bm-ink-2);flex:1;font-size:11.5px;font-weight:600;padding:7px 8px;text-align:center}.btn-mini:hover{border-color:var(--bm-accent);color:var(--bm-accent-2)}.btn-mini.danger:hover{border-color:var(--bm-danger);color:var(--bm-danger)}.stat{background:var(--bm-panel-2);border:1px solid var(--bm-line-2);border-radius:12px;text-align:center}.stat-compact{padding:10px 12px}.stat-n{font-weight:600;line-height:1}.stat-k,.stat-l{color:var(--bm-muted);font-size:9.5px;font-weight:600;letter-spacing:.07em;margin-top:5px;text-transform:uppercase}.seg{background:var(--bm-paper-2);border:1px solid var(--bm-line);border-radius:11px;display:inline-flex;gap:3px;padding:3px}.seg.seg-full{display:flex;width:100%}.seg.seg-grid{display:grid;grid-template-columns:1fr 1fr;width:100%}.seg button{border-radius:8px;color:var(--bm-ink-2);flex:1;font-size:11.5px;font-weight:600;min-width:0;overflow:hidden;padding:7px 8px;text-align:center;text-overflow:ellipsis;white-space:nowrap}.seg button:hover:not(.on){background:#ffffff80;color:var(--bm-ink)}.seg button.on{background:var(--bm-panel);box-shadow:var(--bm-shadow-sm);color:var(--bm-accent-2)}.btn{border-radius:11px;font-size:13.5px;font-weight:600;padding:10px 16px;transition:all var(--bm-dur)}.btn-full{width:100%}.btn-rail{border-radius:9px;font-size:12.5px;padding:8px 12px}.btn-primary{background:var(--bm-accent);box-shadow:0 8px 18px -10px color-mix(in srgb,var(--bm-accent) 60%,#0000);color:#fff}.btn-primary:hover{transform:translateY(-1px)}.btn-primary-on,.btn-primary:hover{background:var(--bm-accent-2)}.btn-secondary{background:var(--bm-panel-2);border:1px solid var(--bm-line);color:var(--bm-ink-2)}.btn-secondary:hover{border-color:var(--bm-accent);color:var(--bm-accent-2)}.btn-ghost{background:#0000;color:var(--bm-accent-2);padding:10px 0}.btn-ghost:hover{color:var(--bm-accent)}.btn-ghost:disabled{color:var(--bm-faint);cursor:not-allowed}.module-head{margin-bottom:0}.crumbs{align-items:center;display:flex;flex-wrap:wrap;font-size:12px;gap:8px;margin-bottom:10px}.crumbs,.crumbs a{color:var(--bm-muted)}.crumbs a:hover{color:var(--bm-accent-2)}.crumbs-sep{color:var(--bm-faint);margin:0 4px}.crumbs-current{color:var(--bm-ink);font-family:var(--bm-font-display);font-size:13px;font-weight:600;letter-spacing:-.01em}.crumbs-mastery{align-items:center;background:var(--bm-panel);border:1px solid var(--bm-line);border-radius:999px;color:var(--bm-muted);display:inline-flex;font-size:11px;gap:8px;padding:3px 11px;white-space:nowrap}.crumbs-mastery-label{color:var(--bm-faint);font-size:9.5px;font-weight:600;letter-spacing:.1em}.crumbs-mastery-pct{color:var(--bm-accent);font-size:12px;font-weight:600}.crumbs-mastery-bar{background:var(--bm-paper-2);border-radius:3px;display:inline-block;height:4px;overflow:hidden;width:70px}.crumbs-mastery-bar span{background:var(--bm-accent);border-radius:3px;display:block;height:100%;transition:width .3s var(--bm-ease)}.crumbs-mastery-meta{color:var(--bm-muted);font-size:10.5px;letter-spacing:.02em}.module-title{font-family:var(--bm-font-display);font-size:30px;font-weight:800;letter-spacing:-.03em;line-height:1.05}.module-desc{color:var(--bm-muted);font-size:14px;margin-top:6px;max-width:54ch}.cards-list{display:flex;flex-direction:column;gap:16px}.cards-list-item{opacity:1}.qcard{background:var(--bm-panel);border:1px solid var(--bm-line);border-radius:var(--bm-radius);box-shadow:var(--bm-shadow);overflow:hidden;position:relative;transition:border-color var(--bm-dur)}.qcard-active{border-color:color-mix(in srgb,var(--bm-accent) 40%,#0000)}.qcard-rail{background:var(--bm-accent);bottom:0;box-shadow:0 0 8px color-mix(in srgb,var(--bm-accent) 45%,#0000);left:0;position:absolute;top:0;width:3px}.qhead{align-items:center;border-bottom:1px solid var(--bm-line-2);display:flex;flex-wrap:nowrap;gap:8px;min-width:0}.qnum{background:var(--bm-ink);border-radius:7px;color:#fff;flex-shrink:0;font-family:var(--bm-font-display);font-size:11.5px;font-weight:700;letter-spacing:.02em;padding:4px 9px}.qhead-tags{display:flex;flex-wrap:nowrap;gap:5px;min-width:0;overflow:hidden}.tag2{background:var(--bm-paper-2);border:1px solid var(--bm-line);border-radius:7px;color:var(--bm-ink-2);font-size:11.5px;font-weight:500;padding:3px 9px;transition:all var(--bm-dur);white-space:nowrap}.tag2:hover{background:#fff;border-color:var(--bm-accent);color:var(--bm-accent-2)}.qhead-right{align-items:center;display:flex;flex-shrink:0;gap:10px;margin-left:auto}.qhead-due{color:var(--bm-due);font-size:11px;letter-spacing:.02em}.audio-chip{align-items:center;background:var(--bm-accent-wash);border:1px solid color-mix(in srgb,var(--bm-accent) 25%,#fff);border-radius:999px;color:var(--bm-accent-2);display:inline-flex;font-size:11.5px;gap:6px;padding:4px 11px;transition:all var(--bm-dur)}.audio-chip:hover{background:color-mix(in srgb,var(--bm-accent) 18%,#fff);border-color:var(--bm-accent)}.audio-chip-active{background:#fff;color:var(--bm-accent-2)}.audio-chip-active,.audio-chip-playing{border-color:var(--bm-accent);font-weight:600}.audio-chip-playing{animation:audioPulse 1.8s ease-in-out infinite;background:var(--bm-accent);color:#fff}.audio-chip-playing:hover{background:var(--bm-accent-2)}@keyframes audioPulse{0%,to{box-shadow:0 0 0 0 color-mix(in srgb,var(--bm-accent) 40%,#0000)}50%{box-shadow:0 0 0 5px #0000}}.audio-chip-glyph{font-size:8.5px}.audio-chip-glyph .ico,.glyph .ico{height:1em;vertical-align:middle;width:1em}#dock-play-glyph .ico-pause,#dock-play-glyph.is-playing .ico-play{display:none}#dock-play-glyph.is-playing .ico-pause{display:inline-block}.qbody{color:var(--bm-ink-2);font-size:14px;line-height:1.6}.qstem{color:var(--bm-ink)}.qlabs-wrap{-webkit-overflow-scrolling:touch;margin:14px 0;max-width:100%;overflow-x:auto}.qstem-fig{margin:14px 0 6px}.qfigures{display:grid;gap:8px;margin-bottom:10px}.fig{background:var(--bm-panel);border:1px solid var(--bm-line);border-radius:12px;display:flex;flex-direction:column;overflow:hidden}.fig-canvas{background:var(--bm-panel-2);border-radius:11px;display:grid;place-items:center;position:relative;width:100%}.fig-stripes{border-radius:11px;height:100%;inset:0;position:absolute;width:100%}.fig-label{align-items:center;background:#ffffffd9;border:1px solid var(--bm-line);border-radius:10px;display:flex;flex-direction:column;gap:6px;max-width:84%;padding:14px 18px;position:relative;text-align:center}.fig-kind{background:var(--bm-accent-wash);border:1px solid color-mix(in srgb,var(--bm-accent) 25%,#fff);border-radius:999px;color:var(--bm-accent-2);font-size:10px;font-weight:600;letter-spacing:.12em;padding:2px 10px;text-transform:uppercase}.fig-caption{text-wrap:pretty;color:var(--bm-ink);font-size:13px;font-weight:500;line-height:1.45;max-width:42ch}.fig-hint{color:var(--bm-faint);font-size:10.5px;letter-spacing:.04em}.labtbl{border:1px solid var(--bm-line);border-collapse:collapse;border-radius:10px;font-size:12.5px;max-width:340px;overflow:hidden}.labtbl td,.labtbl th{border-bottom:1px solid var(--bm-line-2);padding:6px 12px;text-align:left}.labtbl thead th{background:var(--bm-panel-2);color:var(--bm-muted);font-size:10px;font-weight:700;letter-spacing:.06em;text-transform:uppercase}.labtbl td:last-child{color:var(--bm-ink);font-weight:500}.labtbl tr:last-child td{border:0}.qlead{text-wrap:pretty;color:var(--bm-ink);font-weight:600;margin:14px 0 10px}.choices{display:flex;flex-direction:column;gap:7px}.choice{align-items:center;background:var(--bm-panel-2);border:1px solid var(--bm-line);border-radius:10px;color:var(--bm-ink-2);display:flex;font-size:13.5px;gap:11px;line-height:1.4;padding:10px 14px;text-align:left;transition:all var(--bm-dur)}.choice:hover:not(:disabled){background:#fff;border-color:var(--bm-accent);color:var(--bm-ink)}.choice-l{color:var(--bm-accent-2);flex-shrink:0;font-family:var(--bm-font-display);font-size:12.5px;font-weight:700;width:18px}.choice-sel{background:#fff;border-color:var(--bm-ink)}.choice-sel,.choice-sel .choice-l{color:var(--bm-ink)}.choice-right{background:var(--bm-accent-wash);border-color:var(--bm-accent)}.choice-right,.choice-right .choice-l{color:var(--bm-accent-2)}.choice-wrong{background:var(--bm-danger-wash);border-color:var(--bm-danger);text-decoration:line-through;text-decoration-thickness:1px}.choice-wrong,.choice-wrong .choice-l{color:var(--bm-danger)}.choice-mark{font-weight:600;margin-left:auto}.choice:disabled{cursor:default;opacity:.4}.qfoot{align-items:center;background:var(--bm-panel-2);border-top:1px solid var(--bm-line-2);display:flex;justify-content:space-between;padding:10px 20px}.btn-reveal{font-size:13px;font-weight:600}.btn-reveal:disabled{cursor:not-allowed}.qfoot-hint{color:var(--bm-faint);font-size:10.5px;letter-spacing:.02em}.qrationale{background:linear-gradient(180deg,#fff,var(--bm-panel-2));border-top:1px solid var(--bm-line)}.qrationale-acc{border-bottom:1px solid var(--bm-line-2);padding:18px 20px 4px}.qrationale-bar{align-items:center;display:flex;justify-content:space-between;margin-bottom:10px}.qrationale-bar-label{align-items:center;display:flex;gap:10px}.qrationale-bar-kicker{color:var(--bm-muted);font-size:10.5px;font-weight:700;letter-spacing:.14em}.qrationale-bar-count{color:var(--bm-faint);font-size:10.5px;font-weight:500}.qrationale-toggle-all{background:var(--bm-accent-wash);border:1px solid color-mix(in srgb,var(--bm-accent) 25%,#fff);border-radius:8px;color:var(--bm-accent-2);font-size:11.5px;font-weight:600;padding:5px 11px;transition:all var(--bm-dur)}.qrationale-toggle-all:hover{background:var(--bm-accent);border-color:var(--bm-accent);color:#fff}.qrationale-list{display:flex;flex-direction:column;gap:6px;padding-bottom:14px}.acc{background:var(--bm-panel);border:1px solid var(--bm-line);border-radius:11px;overflow:hidden;transition:border-color var(--bm-dur)}.acc-on{border-color:color-mix(in srgb,var(--bm-accent) 30%,#0000)}.acc-head{align-items:center;color:var(--bm-ink);display:flex;font-size:13.5px;gap:12px;padding:11px 14px;text-align:left;transition:background var(--bm-dur);width:100%}.acc-head:hover,.acc-on .acc-head{background:var(--bm-panel-2)}.acc-on .acc-head{color:var(--bm-accent-2);font-weight:600}.acc-num{color:var(--bm-faint);flex-shrink:0;font-size:10.5px;font-weight:600;width:18px}.acc-on .acc-num{color:var(--bm-accent)}.acc-label{flex:1;font-family:var(--bm-font-display);letter-spacing:-.01em}.acc-chev,.acc-label{font-size:14px;font-weight:600}.acc-chev{background:var(--bm-paper-2);border-radius:6px;color:var(--bm-muted);display:grid;height:22px;place-items:center;transition:all var(--bm-dur);width:22px}.acc-on .acc-chev{background:var(--bm-accent);color:#fff}.acc-body{background:#fff;border-top:1px solid var(--bm-line-2);padding:4px 18px 16px 50px}.acc-body p{text-wrap:pretty;color:var(--bm-ink-2);font-size:14px;line-height:1.65;padding-top:10px}.acc-body .expl-list{display:flex;flex-direction:column;gap:10px;margin:12px 0 2px;padding:0}.acc-body .expl-list>li{color:var(--bm-ink-2);line-height:1.58}.acc-body .expl-list p{color:inherit;line-height:inherit;margin:0;padding-top:0}.acc-body .expl-list-ordered{counter-reset:expl-step;list-style:none}.acc-body .expl-list-ordered>li{align-items:start;counter-increment:expl-step;display:grid;gap:10px;grid-template-columns:28px minmax(0,1fr);padding:2px 0}.acc-body .expl-list-ordered>li:before{border-radius:7px;color:var(--bm-accent-2);content:counter(expl-step);display:grid;font-family:var(--bm-font-display);font-size:11px;font-weight:700;height:24px;place-items:center;width:24px}.acc-body .expl-list-unordered{list-style:none}.acc-body .expl-list-unordered>li{padding:2px 0 2px 26px;position:relative}.acc-body .expl-list-unordered>li:before{background:var(--bm-accent);border-radius:999px;content:"";height:6px;left:11px;position:absolute;top:1.05em;width:6px}.qrationale-extras{display:grid;gap:10px;grid-template-columns:1fr 1.4fr;margin-top:10px}.qmnemonic{background:var(--bm-panel);border:1px solid var(--bm-line);border-radius:11px;padding:12px 14px}.qmnemonic-label{color:var(--bm-muted);font-size:9.5px;font-weight:700;letter-spacing:.12em;margin-bottom:6px}.qmnemonic-body{color:var(--bm-ink);font-size:13px;font-style:italic;line-height:1.5}.qpearl{background:var(--bm-accent-wash);border:1px solid color-mix(in srgb,var(--bm-accent) 25%,#fff);border-radius:11px;padding:12px 14px}.qpearl-label{color:var(--bm-accent-2);font-size:10px;font-weight:700;letter-spacing:.1em;margin-bottom:5px;text-transform:uppercase}.qpearl-body{color:var(--bm-ink);font-size:13px;line-height:1.55}.qrating{align-items:center;display:flex;flex-wrap:wrap;gap:14px;padding:14px 20px 18px}.qrating-label{color:var(--bm-muted);font-size:10.5px;font-weight:600;letter-spacing:.1em}.qrating-row{display:flex;flex:1;flex-wrap:wrap;gap:6px}.qrating-btn{align-items:center;background:var(--bm-panel);border:1px solid var(--bm-line);border-radius:10px;color:var(--bm-ink-2);display:flex;flex:1;font-size:13px;font-weight:600;gap:8px;min-width:120px;padding:8px 14px;transition:all var(--bm-dur)}.qrating-btn:hover{background:var(--rate-w);border-color:var(--rate-c);box-shadow:0 4px 12px -6px #13171e26;color:var(--rate-c);transform:translateY(-1px)}.qrating-key{background:var(--bm-paper-2);border-radius:5px;color:var(--bm-faint);display:grid;font-size:10px;font-weight:600;height:18px;place-items:center;width:18px}.qrating-btn:hover .qrating-key{background:var(--rate-c);color:#fff}.qrating-name{flex:1;text-align:left}.qrating-int{color:var(--bm-faint);font-size:10.5px;font-weight:500}.qrating-btn:hover .qrating-int{color:var(--rate-c)}.tableview-wrap{display:flex;flex-direction:column;gap:12px}.tableview-bar{align-items:center;display:flex;justify-content:space-between;padding:0 4px}.tableview-bar-label{color:var(--bm-muted);font-size:11px;letter-spacing:.04em}.tableview-bar-right{position:relative}.tableview-cols-btn{align-items:center;background:var(--bm-panel);border:1px solid var(--bm-line);border-radius:9px;color:var(--bm-ink-2);display:inline-flex;font-size:12px;font-weight:600;gap:8px;padding:7px 12px;transition:all var(--bm-dur)}.tableview-cols-btn.on,.tableview-cols-btn:hover{border-color:var(--bm-accent);color:var(--bm-accent-2)}.tableview-cols-count{border-left:1px solid var(--bm-line);color:var(--bm-faint);font-size:10.5px;margin-left:2px;padding-left:8px}.tableview-cols-btn.on .tableview-cols-count,.tableview-cols-btn:hover .tableview-cols-count{color:var(--bm-accent)}.tableview-cols-pop{background:var(--bm-panel);border:1px solid var(--bm-line);border-radius:12px;box-shadow:var(--bm-shadow-pop);min-width:200px;padding:8px;position:absolute;right:0;top:calc(100% + 6px);z-index:30}.tableview-cols-head{color:var(--bm-muted);font-size:9.5px;font-weight:700;letter-spacing:.1em;padding:4px 8px 8px}.tableview-cols-row{align-items:center;border-radius:7px;color:var(--bm-ink-2);cursor:pointer;display:flex;font-size:13px;gap:10px;padding:8px 10px;transition:background var(--bm-dur)}.tableview-cols-row:hover{background:var(--bm-panel-2);color:var(--bm-ink)}.tableview-cols-row input{accent-color:var(--bm-accent);height:14px;width:14px}.tableview-cols-foot{border-top:1px solid var(--bm-line-2);display:flex;gap:6px;margin-top:4px;padding:8px 4px 4px}.tableview{background:var(--bm-panel);border:1px solid var(--bm-line);border-radius:var(--bm-radius);box-shadow:var(--bm-shadow);overflow:hidden}.bigtbl{border-collapse:collapse;font-size:13px;width:100%}.bigtbl td,.bigtbl th{border-bottom:1px solid var(--bm-line-2);padding:11px 14px;text-align:left;vertical-align:top}.bigtbl thead th{background:var(--bm-panel-2);color:var(--bm-muted);font-size:10.5px;font-weight:700;letter-spacing:.06em;text-transform:uppercase}.bigtbl tbody tr{cursor:pointer;transition:background var(--bm-dur)}.bigtbl tbody tr:hover{background:var(--bm-panel-2)}.bigtbl tbody tr.active{background:var(--bm-accent-wash)}.bigtbl tbody tr.active td:first-child{box-shadow:inset 3px 0 0 var(--bm-accent)}.tbl-stem-text{-webkit-line-clamp:2;-webkit-box-orient:vertical;color:var(--bm-ink);display:-webkit-box;line-height:1.45;overflow:hidden}.tbl-stem-lead{color:var(--bm-muted);font-size:12px;font-weight:500;margin-top:4px}.tbl-tags{display:flex;flex-wrap:wrap;gap:4px}.tag2-more{background:var(--bm-paper-2);border:1px solid var(--bm-line);border-radius:7px;color:var(--bm-faint);font-size:11px;font-weight:600;padding:3px 7px}.tbl-audio{align-items:center;color:var(--bm-muted);display:flex;font-size:11.5px;gap:8px}.tbl-play{background:var(--bm-accent-wash);border:1px solid color-mix(in srgb,var(--bm-accent) 25%,#fff);border-radius:50%;color:var(--bm-accent-2);display:grid;font-size:9px;height:24px;place-items:center;width:24px}.tbl-play:hover{background:var(--bm-accent);color:#fff}.empty{background:var(--bm-panel);border:1px dashed var(--bm-line);border-radius:var(--bm-radius);color:var(--bm-muted);padding:60px 24px;text-align:center}.empty-glyph{color:var(--bm-faint);font-size:48px;font-weight:400;margin-bottom:8px}.empty h3{color:var(--bm-ink-2);font-family:var(--bm-font-display);font-size:18px;font-weight:700;margin-bottom:6px}.empty p{font-size:13.5px;margin-bottom:18px}@media (max-width:920px){.topnav{padding:10px 16px}.topnav-links{display:none}.topnav-compact{align-items:center;display:flex;gap:8px}.topnav-account>summary{cursor:pointer;pointer-events:auto}.topnav-account-inline{display:none}.topnav-inner{gap:8px}.dock-inner{gap:14px;grid-template-columns:auto 1fr auto;padding:12px 16px}.dock-meta{display:none}.workspace{gap:14px;grid-template-columns:1fr;padding:16px}.rail{position:static}.module-title{font-size:24px}.qrationale-acc{padding:14px 14px 4px}.qrationale-extras{grid-template-columns:1fr}.acc-body{padding:4px 14px 14px}.acc-body .expl-list{gap:7px}.acc-body .expl-list-ordered>li{gap:8px;grid-template-columns:24px minmax(0,1fr);padding:2px 0}.acc-body .expl-list-ordered>li:before{border-radius:6px;height:22px;width:22px}.qrating-btn{font-size:12px;min-width:0;padding:8px 10px}.qrating-name{display:none}.qrating-row{flex-wrap:nowrap}.qhead-due{display:none}.bigtbl{font-size:12px}.bigtbl td,.bigtbl th{padding:8px 10px}}@media (max-width:600px){.qbody{padding:14px!important}.qhead{padding:12px 14px!important}.qfoot{padding:10px 14px}.qrating{padding:12px 14px}}:focus-visible{border-radius:6px;outline:2px solid var(--bm-accent);outline-offset:2px}.speed audio{width:min(300px,24vw)}@media (max-width:920px){.dock-meta{display:flex}.dock-inner{grid-template-columns:auto 1fr}.dock-scrub-wrap,.speed{grid-column:1/-1}.speed audio{width:100%}.seg-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.rail-stats{grid-template-columns:repeat(3,minmax(0,1fr))}}@media (max-width:600px){.dock-inner{gap:10px}.dock-transport{gap:4px;grid-template-columns:36px 44px 36px}.dock-nav-btn{height:36px;width:36px}.play{height:44px;width:44px}.dock-scrub{height:18px}.dock-chapter-labels{align-items:flex-start;gap:8px}.workspace{padding-left:16px;padding-right:16px}.rail{min-width:0}.seg-grid{grid-template-columns:1fr 1fr}.rail-stats{grid-template-columns:1fr}}@media (max-width:640px){.dock{border-bottom:0;border-top:1px solid var(--bm-line);bottom:0;box-shadow:0 -12px 30px -22px #13171e59;left:0;padding-bottom:env(safe-area-inset-bottom);right:0;top:auto}.dock-handle:not([hidden]){display:none}.dock-inner{align-items:center;gap:10px;grid-template-columns:auto 1fr auto;grid-template-rows:auto;padding:8px 14px}.dock-meta{display:flex;flex-direction:column;gap:1px}.dock-meta,.dock-title{min-width:0}.dock-kicker{display:none}.dock-card-title{font-size:13.5px;margin-top:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.dock-compact-time{color:var(--bm-ink-2);display:flex;font-size:11px;gap:4px}.dock-scrub-wrap{display:none}.dock-hairline{background:var(--bm-line);display:block;height:3px;left:0;position:absolute;right:0;top:0}.dock-hairline-fill{background:var(--bm-accent);box-shadow:0 0 8px color-mix(in srgb,var(--bm-accent) 45%,#0000);height:100%;transition:width .12s linear}.dock{position:fixed}.speed{grid-column:3;grid-row:1;justify-self:end}.speed-pop{bottom:calc(100% + 4px);top:auto}.speed-btn{font-size:11.5px;min-height:44px;min-width:44px;padding:9px 10px}.dock-choice-toggle{min-height:44px;padding:8px 9px}.dock-choice-label{display:none}.dock-scrub{height:18px}.dock-times{font-size:11px}.dock-chapter-labels{font-size:10px}body.dock-expanded .dock-compact-time,body.dock-expanded .dock-hairline{display:none}body.dock-expanded .dock-kicker{display:inline}body.dock-expanded .dock-card-title{font-size:14.5px}body.dock-expanded .dock-inner{grid-template-columns:auto 1fr auto;padding:12px 14px;row-gap:8px}body.dock-expanded .dock-scrub-wrap{display:flex;grid-column:1/-1;min-width:0}body.dock-expanded .dock-handle{align-items:center;background:#0000;color:var(--bm-muted);display:flex;height:22px;justify-content:center;left:0;min-height:22px;position:absolute;right:0;top:0}body.dock-expanded .dock-inner{padding-top:22px}.dock{transition:none}@media (prefers-reduced-motion:no-preference){.dock-inner{transition:padding .18s ease}}.workspace{gap:12px;padding:12px 12px calc(70px + env(safe-area-inset-bottom))}body.dock-expanded .workspace{padding-bottom:calc(190px + env(safe-area-inset-bottom))}.workspace.workspace-focus.workspace-table{padding-left:12px;padding-right:12px}.rail-show-tab{display:none}.panel{padding:12px}.workspace{display:flex;flex-direction:column}.rail{display:contents}.rail-top{display:none}.rail>.panel:first-of-type{background:var(--bm-panel);margin:0;order:0;position:static}.rail>.panel:first-of-type .panel-h{display:none}.rail>.panel:first-of-type .panel-body{display:flex;flex-direction:column;gap:10px}.rail-search{margin-bottom:0}.rail-search input{min-height:44px}.rail>.panel:first-of-type .seg-grid{-webkit-overflow-scrolling:touch;display:flex;gap:8px;grid-template-columns:none;overflow-x:auto;padding-bottom:2px;scrollbar-width:none}.rail>.panel:first-of-type .seg-grid::-webkit-scrollbar{display:none}.rail>.panel:first-of-type .seg-grid button{flex:0 0 auto;min-height:44px;padding:8px 14px;white-space:nowrap}.rail-field{margin-top:0}.rail-field .seg-full button{min-height:44px}.main{order:1}.rail>.panel:nth-of-type(2){order:2}.rail>.panel:nth-of-type(3){order:3}.rail>.panel:nth-of-type(2),.rail>.panel:nth-of-type(3){margin-top:2px}.rail>.panel:nth-of-type(2) .rail-stats{grid-template-columns:repeat(3,1fr)}.rail>.panel:nth-of-type(3) .btn-rail{min-height:44px}.qrating{gap:8px;padding:10px 14px}.qrating-btn{flex:1;font-size:11.5px;gap:4px;min-width:0;padding:8px 6px}.qrating-name{display:none}.qrating-int{font-size:9.5px}.qrating-key{font-size:9px;height:16px;width:16px}.qhead{flex-wrap:wrap;gap:6px;padding:10px 12px}.qhead-tags{flex:1 1 100%;flex-wrap:wrap;max-width:none;order:2;overflow:visible}.qhead-tags .tag2{max-width:100%;overflow-wrap:anywhere;white-space:normal}.audio-chip{font-size:10.5px;padding:3px 8px}.qcard-action{font-size:11px;padding:3px 6px}.topnav-logout{font-size:11.5px}.brand{font-size:14px}}@media (max-width:360px){.brand-name,.topnav-compact .topnav-compact-label{display:none}}.page{margin:0 auto;max-width:1240px;padding:18px 28px 60px}.page-head{align-items:center;border-bottom:1px solid var(--bm-line);display:flex;gap:20px;justify-content:space-between;margin-bottom:14px;padding-bottom:14px}.page-head-left{flex:1;min-width:0}.page-head-right{flex-shrink:0;gap:10px}.page .crumbs,.page-head-right{align-items:center;display:flex}.page .crumbs{flex-wrap:nowrap;font-size:11.5px;gap:6px;margin-bottom:4px;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.page .crumbs,.page .crumbs a{color:var(--bm-muted)}.page .crumbs a:hover{color:var(--bm-accent-2)}.page .crumbs-sep{color:var(--bm-faint);margin:0 2px}.page .crumbs-current{color:var(--bm-ink-2);font-weight:600}.page .crumbs-meta{border-left:1px solid var(--bm-line);color:var(--bm-faint);font-size:11px;margin-left:6px;padding-left:8px}.page-title{color:var(--bm-ink);font-family:var(--bm-font-display);font-size:24px;font-weight:800;letter-spacing:-.025em;line-height:1.1;margin-top:2px}.page-title-accent{color:var(--bm-ink-2);font-weight:600}.exam-chip{align-items:center;background:var(--bm-panel);border:1px solid var(--bm-line);border-radius:11px;box-shadow:var(--bm-shadow-sm);display:flex;gap:10px;padding:6px 8px 6px 12px}.exam-chip-label{color:var(--bm-faint);font-size:9px;font-weight:700;letter-spacing:.12em;line-height:1.1;text-transform:uppercase}.exam-chip-meta{color:var(--bm-ink);font-family:var(--bm-font-display);font-size:12.5px;font-weight:700;letter-spacing:-.01em;margin-top:2px;white-space:nowrap}.exam-chip-days{align-items:baseline;background:var(--bm-accent-wash);border:1px solid color-mix(in srgb,var(--bm-accent) 22%,#fff);border-radius:8px;display:flex;gap:4px;padding:4px 10px}.exam-chip-d-n{font-family:var(--bm-font-mono);font-size:16px;font-variant-numeric:tabular-nums;line-height:1}.exam-chip-d-k,.exam-chip-d-n{color:var(--bm-accent-2);font-weight:600}.exam-chip-d-k{font-size:9px;letter-spacing:.08em;text-transform:uppercase}.row{display:grid;gap:14px;margin-bottom:14px}.row-12{grid-template-columns:repeat(12,1fr)}.col-7{grid-column:span 7}.col-5{grid-column:span 5}.col-8{grid-column:span 8}.col-4{grid-column:span 4}.page .panel{border-radius:14px;padding:16px}.page .panel-h{align-items:center;display:flex;font-size:10px;gap:10px;justify-content:space-between;letter-spacing:.14em;margin-bottom:12px;text-transform:uppercase}.panel-h-meta{color:var(--bm-faint);font-size:11px;font-weight:500;letter-spacing:.02em;text-transform:none}.queue,.queue-left{display:flex;flex-direction:column;gap:12px}.queue-sub{color:var(--bm-ink-2);font-size:13px;margin-top:0;max-width:56ch}.queue-sub strong{color:var(--bm-ink);font-family:var(--bm-font-display);font-weight:700}.queue-stats{display:grid;gap:8px;grid-template-columns:repeat(3,minmax(0,1fr));margin-top:auto}.qstat{background:var(--bm-panel-2);border:1px solid var(--bm-line-2);border-radius:10px;padding:10px 12px;position:relative}.qstat-n{font-family:var(--bm-font-mono);font-size:22px;font-variant-numeric:tabular-nums;font-weight:600;letter-spacing:-.02em;line-height:1}.qstat-n-unit{color:var(--bm-muted);font-size:14px;font-weight:500}.qstat-k{color:var(--bm-muted);font-size:9.5px;font-weight:700;letter-spacing:.1em;margin-top:5px;text-transform:uppercase}.qstat-meta{color:var(--bm-faint);font-size:10.5px;margin-top:2px}.qstat-due .qstat-n{color:var(--bm-due)}.qstat-new .qstat-n{color:var(--bm-new)}.qstat-est .qstat-n{color:var(--bm-ink)}.qstat-dot{border-radius:50%;height:6px;position:absolute;right:14px;top:14px;width:6px}.qstat-due .qstat-dot{background:var(--bm-due)}.qstat-new .qstat-dot{background:var(--bm-new)}.queue-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px}.queue-actions .btn{border-radius:9px;font-size:12.5px;padding:9px 14px}.btn-arrow{font-family:var(--bm-font-mono);font-size:14px;line-height:1;transition:transform var(--bm-dur)}.queue-actions .btn:hover .btn-arrow{transform:translateX(2px)}.queue-target{align-items:center;border-top:1px solid var(--bm-line-2);display:grid;gap:10px;grid-template-columns:auto 1fr auto;margin-top:12px;padding-top:12px}.queue-target-label{align-items:baseline;color:var(--bm-muted);display:flex;font-size:10px;font-weight:700;gap:5px;letter-spacing:.1em;text-transform:uppercase}.queue-target-label strong{color:var(--bm-ink);font-family:var(--bm-font-mono);font-size:13px;font-variant-numeric:tabular-nums;font-weight:600;letter-spacing:0;text-transform:none}.queue-target-of{color:var(--bm-muted);font-weight:500}.queue-target-bar{background:var(--bm-paper-2);border:1px solid var(--bm-line-2);border-radius:4px;height:6px;overflow:hidden;position:relative}.queue-target-bar-fill{background:var(--bm-accent);border-radius:3px;bottom:0;box-shadow:0 0 6px color-mix(in srgb,var(--bm-accent) 40%,#0000);left:0;position:absolute;top:0;transition:width .6s var(--bm-ease)}.queue-target-pct{color:var(--bm-accent-2);font-family:var(--bm-font-mono);font-size:12px;font-variant-numeric:tabular-nums;font-weight:600;min-width:38px;text-align:right}.resume{display:flex;flex-direction:column;height:100%}.resume-art{align-items:flex-end;background:linear-gradient(140deg,#0e7c73,#0a5c55 60%,#08423d);border-radius:10px;display:flex;height:80px;overflow:hidden;padding:10px 12px;position:relative}.resume-art-grid{background-image:linear-gradient(#ffffff0f 1px,#0000 0),linear-gradient(90deg,#ffffff0f 1px,#0000 0);background-size:24px 24px;inset:0;position:absolute}.resume-art-glow{background:radial-gradient(circle,#ffffff29,#0000 60%);border-radius:50%;height:240px;position:absolute;right:-60px;top:-60px;width:240px}.resume-art-label{color:#fff;font-family:var(--bm-font-mono);font-size:9px;font-weight:500;letter-spacing:.18em;opacity:.75;position:relative;text-transform:uppercase}.resume-art-wave{align-items:flex-end;bottom:10px;display:flex;gap:1.5px;height:30px;left:12px;position:absolute;right:12px}.resume-art-wave i{background:#ffffff8c;border-radius:1px;flex:1}.resume-meta{margin-top:10px}.resume-kicker{color:var(--bm-accent-2);font-size:10px;font-weight:700;letter-spacing:.06em;text-transform:uppercase}.page .resume-title{text-wrap:balance;font-family:var(--bm-font-display);font-size:15px;font-weight:700;letter-spacing:-.015em;line-height:1.25;margin-top:3px}.resume-chapter{align-items:center;color:var(--bm-muted);display:flex;font-size:12px;gap:5px;margin-top:3px}.resume-chapter-sep{color:var(--bm-faint)}.resume-q{align-items:center;background:var(--bm-paper-2);border:1px solid var(--bm-line);border-radius:5px;color:var(--bm-ink-2);display:inline-flex;font-family:var(--bm-font-mono);font-size:10.5px;font-weight:600;gap:4px;padding:0 6px}.resume-scrub-wrap{margin-top:10px}.resume-times{color:var(--bm-muted);display:flex;font-family:var(--bm-font-mono);font-size:11px;font-variant-numeric:tabular-nums;justify-content:space-between;margin-bottom:4px}.resume-times-active{color:var(--bm-ink-2);font-weight:600}.resume-scrub{background:var(--bm-paper-2);border:1px solid var(--bm-line-2);border-radius:3px;cursor:pointer;height:5px;overflow:hidden;position:relative}.resume-scrub-fill{background:var(--bm-accent);border-radius:3px;bottom:0;box-shadow:0 0 6px color-mix(in srgb,var(--bm-accent) 45%,#0000);left:0;position:absolute;top:0}.resume-foot{align-items:center;display:flex;gap:10px;margin-top:12px}.resume-play{background:var(--bm-accent);border-radius:50%;box-shadow:0 6px 16px -6px color-mix(in srgb,var(--bm-accent) 60%,#0000);color:#fff;display:grid;flex-shrink:0;font-size:11px;height:38px;place-items:center;transition:all var(--bm-dur) var(--bm-ease);width:38px}.resume-play:hover{background:var(--bm-accent-2);transform:scale(1.05)}.resume-foot-text{color:var(--bm-muted);font-size:11.5px;line-height:1.3}.resume-foot-text strong{color:var(--bm-ink-2);font-weight:600}.resume-foot-link{color:var(--bm-muted);font-size:11.5px;font-weight:500;margin-left:auto}.resume-foot-link:hover{color:var(--bm-accent-2)}.streak-headline{align-items:baseline;display:flex;gap:12px;margin-bottom:14px}.streak-big{color:var(--bm-accent-2);font-family:var(--bm-font-mono);font-size:32px;font-variant-numeric:tabular-nums;font-weight:600;letter-spacing:-.02em;line-height:1}.streak-big-label{color:var(--bm-ink-2);font-family:var(--bm-font-display);font-size:12.5px;font-weight:600;letter-spacing:-.01em}.streak-big-sub{color:var(--bm-muted);font-size:11.5px;margin-top:2px}.streak-cal{align-items:center;display:grid;gap:4px;margin-top:6px}.streak-cal-month{color:var(--bm-faint);font-size:10px;font-weight:600;letter-spacing:.04em;line-height:1;padding-bottom:2px;text-align:left;text-transform:uppercase}.streak-cal-day-label{color:var(--bm-faint);font-size:9px;font-weight:600;line-height:1;padding-right:4px;text-align:right}.streak-cell{background:var(--bm-paper-2);border:1px solid var(--bm-line-2);border-radius:3px;height:14px;position:relative;transition:transform var(--bm-dur);width:14px}.streak-cell:hover{box-shadow:var(--bm-shadow-sm);transform:scale(1.18);z-index:2}.streak-cell-l1{background:color-mix(in srgb,var(--bm-accent) 18%,#fff);border-color:color-mix(in srgb,var(--bm-accent) 25%,#fff)}.streak-cell-l2{background:color-mix(in srgb,var(--bm-accent) 38%,#fff);border-color:color-mix(in srgb,var(--bm-accent) 45%,#fff)}.streak-cell-l3{background:color-mix(in srgb,var(--bm-accent) 65%,#fff);border-color:color-mix(in srgb,var(--bm-accent) 70%,#fff)}.streak-cell-l4{background:var(--bm-accent);border-color:var(--bm-accent-2)}.streak-cell-listen{background:color-mix(in srgb,var(--bm-due) 40%,#fff);border-color:color-mix(in srgb,var(--bm-due) 55%,#fff)}.streak-cell-both{background:var(--bm-accent-2);border-color:var(--bm-accent)}.streak-cell-today{box-shadow:0 0 0 1.5px var(--bm-ink) inset}.streak-cell-future{background:#0000;border-color:var(--bm-line-2);opacity:.4}.streak-foot{align-items:center;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;margin-top:10px}.streak-legend{align-items:flex-start;color:var(--bm-muted);display:inline-flex;flex-wrap:wrap;font-size:11px;gap:5px}.streak-legend-cells{display:inline-flex;gap:3px}.streak-legend-labels{color:var(--bm-faint);display:inline-flex;flex-wrap:wrap;font-size:10px;gap:6px}.streak-legend-cell{background:var(--bm-paper-2);border:1px solid var(--bm-line-2);border-radius:3px;flex-shrink:0;height:11px;width:11px}.streak-cohort{align-items:center;color:var(--bm-muted);display:inline-flex;font-size:11.5px;gap:6px}.streak-cohort strong{color:var(--bm-ink-2);font-family:var(--bm-font-mono);font-weight:600}.acc-h{align-items:center;display:flex;gap:14px;justify-content:space-between;margin-bottom:14px}.acc-toggle{background:var(--bm-paper-2);border:1px solid var(--bm-line);border-radius:8px;display:inline-flex;gap:2px;padding:2px}.acc-toggle button{border-radius:6px;color:var(--bm-ink-2);font-size:11px;font-weight:600;letter-spacing:0;padding:5px 11px;text-transform:none;transition:all var(--bm-dur)}.acc-toggle button:hover:not(.on){background:#ffffff80;color:var(--bm-ink)}.acc-toggle button.on{background:var(--bm-panel);box-shadow:var(--bm-shadow-sm);color:var(--bm-accent-2)}.page .acc-body{align-items:center;display:grid;gap:22px;grid-template-columns:auto 1fr}.acc-ring{background:none;flex-shrink:0;height:140px;position:relative;width:140px}.acc-ring svg{display:block;height:100%;transform:rotate(-90deg);width:100%}.acc-ring-bg{stroke:var(--bm-paper-2);stroke-width:9;fill:none}.acc-ring-fg{stroke:var(--bm-accent);stroke-width:9;fill:none;stroke-linecap:round;transition:stroke-dasharray .6s var(--bm-ease),stroke .3s}.acc-ring-center{align-items:center;display:flex;flex-direction:column;gap:2px;inset:0;justify-content:center;padding:0 12px;position:absolute;text-align:center}.acc-ring-pct{color:var(--bm-ink);font-family:var(--bm-font-mono);font-size:28px;font-variant-numeric:tabular-nums;font-weight:600;letter-spacing:-.02em;line-height:1}.acc-ring-delta{align-items:center;color:var(--bm-accent-2);display:inline-flex;font-family:var(--bm-font-mono);font-size:10px;font-weight:600;gap:3px;white-space:nowrap}.acc-ring-delta.down{color:var(--bm-due)}.acc-ring-label{color:var(--bm-muted);font-size:9px;font-weight:700;letter-spacing:.12em;text-transform:uppercase}.acc-breakdown{display:grid;gap:12px 16px;grid-template-columns:repeat(2,1fr)}.acc-stat-k{color:var(--bm-muted);font-size:9.5px;font-weight:700;letter-spacing:.1em;margin-bottom:4px;text-transform:uppercase}.acc-stat-n{color:var(--bm-ink);font-family:var(--bm-font-mono);font-size:20px;font-variant-numeric:tabular-nums;font-weight:600;letter-spacing:-.02em;line-height:1}.acc-stat-n-text{font-family:var(--bm-font-display);font-size:15px;letter-spacing:-.01em}.acc-stat-meta{align-items:center;color:var(--bm-muted);display:flex;font-size:11px;gap:6px;margin-top:3px}.acc-stat-meta strong{color:var(--bm-ink-2);font-weight:600}.acc-stat-link{color:var(--bm-accent-2);font-weight:600}.acc-stat-heard{border-top:1px solid var(--bm-line-2);grid-column:1/-1;padding-top:8px}.acc-spark{align-items:flex-end;display:inline-flex;gap:1.5px;height:14px;margin-left:2px}.acc-spark i{background:color-mix(in srgb,var(--bm-accent) 60%,#fff);border-radius:1px;width:3px}.acc-spark i.on{background:var(--bm-accent)}.dash-modules-section{margin-top:8px}.modules-h{align-items:center;display:flex;gap:14px;justify-content:space-between;margin-bottom:10px;margin-top:2px}.page .modules-h-title{align-items:baseline;display:inline-flex;font-family:var(--bm-font-display);font-size:16px;font-weight:700;gap:10px;letter-spacing:-.02em}.modules-h-meta{color:var(--bm-muted);font-size:12px}.modules-h-meta a{color:var(--bm-accent-2);font-weight:600;margin-left:8px}.modules-h-meta a:hover{color:var(--bm-accent)}.modules-filter{background:var(--bm-paper-2);border:1px solid var(--bm-line);border-radius:8px;display:inline-flex;gap:2px;margin-left:auto;padding:2px}.modules-filter button{border-radius:6px;color:var(--bm-ink-2);font-size:11px;font-weight:600;padding:5px 10px}.modules-filter button.on{background:var(--bm-panel);box-shadow:var(--bm-shadow-sm);color:var(--bm-accent-2)}.modules-filter button:hover:not(.on){background:#ffffff80;color:var(--bm-ink)}.modules-topic-h{align-items:center;border-bottom:1px solid var(--bm-line);display:flex;gap:8px;margin-bottom:8px;margin-top:20px;padding-bottom:6px}.modules-topic-h:first-of-type{margin-top:0}.modules-topic-emoji{flex-shrink:0;font-size:18px;line-height:1}.modules-topic-name{color:var(--bm-ink-2);font-family:var(--bm-font-display);font-size:13px;font-weight:700;letter-spacing:-.01em;text-transform:uppercase}.modules-topic-count{color:var(--bm-muted);font-size:11px;margin-left:auto}.modules-grid{display:grid;gap:12px;grid-template-columns:repeat(3,1fr)}.mod{background:var(--bm-panel);border:1px solid var(--bm-line);border-radius:12px;box-shadow:var(--bm-shadow-sm);cursor:pointer;display:block;padding:14px;position:relative;transition:all var(--bm-dur) var(--bm-ease)}.mod:hover{border-color:color-mix(in srgb,var(--bm-accent) 35%,var(--bm-line));box-shadow:var(--bm-shadow);transform:translateY(-2px)}.mod:hover .mod-cta{color:var(--bm-accent-2)}.mod:hover .mod-cta-arrow{transform:translateX(3px)}.mod-top{align-items:flex-start;display:flex;gap:8px;justify-content:space-between;margin-bottom:10px}.mod-glyph{background:var(--bm-paper-2);border:1px solid var(--bm-line);border-radius:8px;color:var(--bm-ink-2);display:grid;flex-shrink:0;font-family:var(--bm-font-display);font-size:12.5px;font-weight:700;height:30px;letter-spacing:-.02em;place-items:center;width:30px}.mod:hover .mod-glyph{background:var(--bm-accent-wash);border-color:color-mix(in srgb,var(--bm-accent) 25%,#fff);color:var(--bm-accent-2)}.mod-pills{display:flex;flex-wrap:wrap;gap:5px;justify-content:flex-end}.pill{align-items:center;border-radius:999px;display:inline-flex;font-weight:600;gap:4px;padding:2px 8px;white-space:nowrap}.pill,.pill .mono{font-size:10px}.pill-due{background:var(--bm-due-wash);color:var(--bm-due)}.pill-new{background:var(--bm-new-wash);color:var(--bm-new)}.pill-mastered{background:var(--bm-accent-wash);color:var(--bm-accent-2)}.pill-paused{background:var(--bm-paper-2);border:1px solid var(--bm-line);color:var(--bm-muted)}.pill-heard{background:var(--bm-accent-wash);border:1px solid color-mix(in srgb,var(--bm-accent) 28%,#0000);color:var(--bm-accent-2);font-weight:600;white-space:nowrap}.mod-title{color:var(--bm-ink);font-family:var(--bm-font-display);font-size:14.5px;font-weight:700;letter-spacing:-.015em;line-height:1.2}.mod-sub{color:var(--bm-muted);font-size:11.5px;line-height:1.4;margin-top:3px}.mod-bar-wrap{margin-top:10px}.mod-bar-head{align-items:baseline;color:var(--bm-muted);display:flex;font-size:10px;font-weight:600;justify-content:space-between;letter-spacing:.04em;margin-bottom:4px;text-transform:uppercase}.mod-bar-head strong{color:var(--bm-ink);font-family:var(--bm-font-mono);font-size:12px;font-variant-numeric:tabular-nums;font-weight:600;letter-spacing:0;text-transform:none}.mod-bar-head strong span{color:var(--bm-muted);font-weight:500}.mod-bar{background:var(--bm-paper-2);border-radius:3px;height:4px;overflow:hidden;position:relative}.mod-bar-fill{border-radius:3px;height:100%;left:0;position:absolute;top:0;transition:width .6s var(--bm-ease)}.mod-bar-fill-audio{background:var(--bm-audio);z-index:1}.mod-bar-fill-mastery{background:var(--bm-accent);z-index:2}.mod-foot{align-items:center;border-top:1px solid var(--bm-line-2);display:flex;gap:10px;justify-content:space-between;margin-top:10px;padding-top:9px}.mod-foot-stats{color:var(--bm-muted);display:flex;font-size:11px;gap:10px}.mod-foot-stats strong{color:var(--bm-ink-2);font-family:var(--bm-font-mono);font-variant-numeric:tabular-nums;font-weight:600}.mod-cta{align-items:center;color:var(--bm-muted);display:inline-flex;font-size:11px;font-weight:600;gap:4px;transition:color var(--bm-dur)}.mod-cta-arrow{font-family:var(--bm-font-mono);transition:transform var(--bm-dur)}.mod-updated{align-items:center;border-top:1px solid var(--bm-line-2);color:var(--bm-muted);display:flex;font-size:10.5px;gap:8px;justify-content:space-between;margin-top:8px;padding-top:8px}.mod-activity-label,.mod-updated{overflow:hidden;white-space:nowrap}.mod-activity-label{flex-shrink:1;text-overflow:ellipsis}.mod-heard-count{color:var(--bm-faint);flex-shrink:0;white-space:nowrap}.mod-bar-legend{align-items:center;color:var(--bm-muted);display:inline-flex;font-size:10px;gap:6px;letter-spacing:.03em;margin-top:4px}.mod-bar-legend-swatch{border-radius:2px;display:inline-block;flex-shrink:0;height:3px;width:14px}.mod-bar-legend-audio{background:var(--bm-audio)}.mod-bar-legend-mastery{background:var(--bm-accent);margin-left:4px}.mod-paused .mod-glyph{opacity:.6}.mod-paused .mod-title{color:var(--bm-ink-2)}@media (max-width:1000px){.col-4,.col-5,.col-7,.col-8{grid-column:span 12}.modules-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:740px){.page{padding:14px 14px 50px}.page-head{align-items:stretch;flex-direction:column;gap:10px;margin-bottom:12px;padding-bottom:12px}.page-head-right{justify-content:flex-start}.page-title{font-size:20px;letter-spacing:-.02em}.page .crumbs{font-size:11px}.page .crumbs-meta{display:none}.exam-chip{gap:8px;padding:5px 8px 5px 10px}.exam-chip-meta{font-size:12px}.exam-chip-days{padding:3px 8px}.exam-chip-d-n{font-size:14px}.page .panel{padding:14px}.row{gap:10px;margin-bottom:10px}.qstat{padding:9px 10px}.qstat-n{font-size:18px}.qstat-meta{display:none}.queue-actions{margin-top:2px}.queue-actions .btn-ghost{display:none}.queue-actions .btn{font-size:12px;padding:8px 12px}.resume-art{height:64px;padding:8px 10px}.page .resume-title{font-size:14px}.resume-play{height:34px;width:34px}.streak-cal{gap:3px}.streak-cal-day-label{font-size:8px;padding-right:2px}.streak-cell{border-radius:2px;height:12px;width:12px}.streak-headline{margin-bottom:10px}.streak-big{font-size:26px}.streak-foot{font-size:10.5px}.page .acc-body{gap:14px;grid-template-columns:1fr;justify-items:center;text-align:center}.acc-breakdown{gap:10px 14px;grid-template-columns:repeat(2,1fr);text-align:left;width:100%}.modules-h{flex-wrap:wrap;gap:8px;margin-top:6px}.mod{padding:12px}.mod-glyph{font-size:12px;height:28px;width:28px}.mod-title{font-size:13.5px}.mod-sub{font-size:11px;margin-top:2px}}@media (max-width:480px){.page{padding:12px 12px 40px}.page-title{text-wrap:balance;font-size:18px;line-height:1.15}.page-title-accent{display:block;font-size:14px;margin-top:2px}.exam-chip{align-self:flex-start}.queue-stats{grid-template-columns:repeat(2,1fr)}.qstat-est{grid-column:span 2}.queue-target{gap:4px 10px;grid-template-columns:1fr auto}.queue-target-label{grid-column:1}.queue-target-pct{grid-column:2;grid-row:1}.queue-target-bar{grid-column:1/span 2;grid-row:2}.modules-grid{gap:8px;grid-template-columns:1fr}.mod{align-items:center;border-radius:10px;-moz-column-gap:10px;column-gap:10px;display:grid;grid-template-columns:30px 1fr auto;grid-template-rows:auto auto auto;padding:10px 12px;row-gap:4px}.mod:hover{transform:none}.mod-top{display:contents}.mod-glyph{align-self:center;border-radius:8px;font-size:12px;grid-column:1;grid-row:1/span 2;height:30px;width:30px}.mod-pills{flex-wrap:nowrap;grid-column:3;grid-row:1;justify-content:flex-end}.mod-title{align-self:center;font-size:13.5px;grid-column:2;grid-row:1;line-height:1.15}.mod-sub{display:none}.mod-bar-wrap{grid-column:2/span 2;grid-row:2;margin-top:0}.mod-bar-head{display:none}.mod-bar{border-radius:2px;height:3px}.mod-foot{display:none}.mod-updated{align-items:center;border-top:none;display:flex;font-size:10px;gap:6px;grid-column:2/span 2;grid-row:3;justify-content:space-between;margin-top:3px;overflow:hidden;padding-top:3px;white-space:nowrap}.acc-breakdown{grid-template-columns:1fr}}.qcard-actions{align-items:center;display:inline-flex;gap:4px}.qcard-action{background:var(--bm-paper-2);border:1px solid var(--bm-line);border-radius:7px;color:var(--bm-faint);font-size:12px;line-height:1;padding:3px 8px;transition:all var(--bm-dur)}.qcard-action:hover{background:#fff;border-color:var(--bm-accent);color:var(--bm-accent-2)}.auth-wrap,.home-wrap{background:var(--bm-paper);display:grid;min-height:100vh;padding:24px;place-items:center}.auth-card{background:var(--bm-panel);border:1px solid var(--bm-line);border-radius:var(--bm-radius);box-shadow:var(--bm-shadow);max-width:380px;padding:32px 28px;text-align:center;width:100%}.auth-brand,.home-hero .auth-brand{align-items:center;display:inline-flex;gap:8px;margin-bottom:18px;text-decoration:none}.auth-title{font-family:var(--bm-font-display);font-size:22px;font-weight:800;letter-spacing:-.02em}.auth-sub{color:var(--bm-muted);font-size:13.5px;margin:6px 0 20px}.auth-form{display:flex;flex-direction:column;gap:12px}.auth-input{background:var(--bm-panel-2);border:1px solid var(--bm-line);border-radius:11px;color:var(--bm-ink);font-size:16px;padding:11px 14px;transition:all var(--bm-dur);width:100%}.auth-input:focus{background:#fff;border-color:var(--bm-accent);outline:none}.home-hero{max-width:560px;text-align:center}.home-title{font-family:var(--bm-font-display);font-size:38px;font-weight:800;letter-spacing:-.03em;line-height:1.08;margin:16px 0 0}.home-sub{color:var(--bm-muted);font-size:15px;line-height:1.55;margin:14px auto 0;max-width:48ch}.home-cta{margin-top:26px}.topnav-logout{color:var(--bm-muted);font-size:12.5px;text-decoration:none;transition:color var(--bm-dur)}.topnav-logout:hover{color:var(--bm-accent-2)}.bm-auth{background:var(--bm-paper);display:grid;min-height:100vh;padding:24px;place-items:center}.bm-auth-card{background:var(--bm-panel);border:1px solid var(--bm-line);border-radius:var(--bm-radius);box-shadow:var(--bm-shadow);display:grid;grid-template-columns:1fr 1fr;max-width:880px;overflow:hidden;width:100%}.bm-auth-aside{background:#0f1a1e;background-image:radial-gradient(120% 80% at 0 0,#0e7c7361,#0000 60%);color:#fff;display:flex;flex-direction:column;gap:28px;justify-content:space-between;padding:32px}.bm-auth-aside-label{color:#fff9;font-size:10.5px;font-weight:600;letter-spacing:.16em}.bm-auth-quote{font-family:var(--bm-font-display);font-size:22px;font-weight:600;line-height:1.32}.bm-auth-cite{color:#ffffff8c;font-size:12px;margin-top:10px}.bm-auth-checks{display:flex;flex-direction:column;gap:14px}.bm-auth-check{align-items:flex-start;display:flex;gap:12px}.bm-auth-check-tile{background:#0e7c7347;border-radius:7px;color:#7fded3;display:grid;flex-shrink:0;font-size:13px;height:24px;place-items:center;width:24px}.bm-auth-check-t{font-size:13.5px;font-weight:600;line-height:1.3}.bm-auth-check-d{color:#fff9;font-size:12.5px;line-height:1.4}.bm-auth-form{display:flex;flex-direction:column;padding:40px 44px}.bm-auth-brand{align-items:center;display:inline-flex;gap:8px;margin-bottom:20px;text-decoration:none}.bm-auth-kicker{color:var(--bm-muted);font-size:10.5px;font-weight:700;letter-spacing:.14em}.bm-auth-h1{font-family:var(--bm-font-display);font-size:26px;font-weight:800;letter-spacing:-.02em;margin:8px 0 4px}.bm-auth-subtext{color:var(--bm-muted);font-size:13.5px;line-height:1.5;margin-bottom:20px}.bm-field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}.bm-field>label{color:var(--bm-ink-2);font-size:12.5px;font-weight:600}.bm-input{background:var(--bm-panel-2);border:1px solid var(--bm-line);border-radius:11px;color:var(--bm-ink);font-size:16px;padding:11px 14px;transition:all var(--bm-dur);width:100%}.bm-input:focus{background:#fff;border-color:var(--bm-accent);box-shadow:0 0 0 3px var(--bm-accent-wash);outline:none}.bm-auth-meta{align-items:center;color:var(--bm-muted);display:flex;font-size:12.5px;justify-content:space-between;margin:2px 0 16px}.bm-auth-meta a{color:var(--bm-accent-2)}.bm-auth-foot{color:var(--bm-muted);font-size:13px;margin-top:18px;text-align:center}.bm-auth-foot a{color:var(--bm-accent-2);font-weight:600}.bm-auth-err{color:var(--bm-danger);font-size:12.5px;margin-bottom:12px}.bm-strength{display:flex;gap:4px;margin-top:8px}.bm-strength span{background:var(--bm-line);border-radius:2px;flex:1;height:4px;transition:background var(--bm-dur)}.bm-strength span.s1{background:var(--bm-danger)}.bm-strength span.s2{background:var(--bm-due)}.bm-strength span.s3{background:var(--bm-accent)}.bm-strength span.s4{background:var(--bm-accent-2)}.bm-strength-row{color:var(--bm-muted);display:flex;font-size:11px;justify-content:space-between;margin-top:5px}.bm-checkbox{align-items:center;color:var(--bm-ink-2);display:inline-flex;font-size:12.5px;gap:8px}@media (max-width:720px){.bm-auth-card{grid-template-columns:1fr}.bm-auth-aside{display:none}}@media (max-width:480px){.bm-auth{padding:12px}.bm-auth-form{padding:28px 22px}.bm-auth-h1{font-size:23px}}.home-kicker{color:var(--bm-muted);font-size:10.5px;font-weight:700;letter-spacing:.14em}.landing{margin:0 auto;max-width:1240px}.hero{align-items:center;display:grid;gap:48px;grid-template-columns:1.4fr 1fr;padding:60px 64px 36px}.hero-h1{font-family:var(--bm-font-display);font-size:56px;font-weight:800;letter-spacing:-.035em;line-height:1.02}.hero-accent{color:var(--bm-accent)}.hero-sub{color:var(--bm-ink-2);font-size:17px;line-height:1.55;margin-top:18px;max-width:54ch}.hero-cta{display:flex;gap:12px;margin-top:24px}.hero-evidence{border-top:1px solid var(--bm-line);display:flex;flex-wrap:wrap;gap:28px;margin-top:26px;padding-top:22px}.tell{display:flex;flex-direction:column;gap:3px}.tell-n{color:var(--bm-ink);font-size:22px;font-weight:600}.tell-k{color:var(--bm-muted);font-size:10.5px;letter-spacing:.08em;text-transform:uppercase}.hero-qcard{transform:rotate(.6deg)}.hero-qcard .qstem{font-size:13px}.landing-modules{padding:20px 64px 32px}.modules-h-title{font-family:var(--bm-font-display);font-size:30px;font-weight:700;letter-spacing:-.02em}.mod-meta{color:var(--bm-ink-2);display:flex;font-size:12px;gap:16px;margin-top:10px}.mod-meta .k{color:var(--bm-faint);letter-spacing:.06em}.mod-sigil{color:var(--bm-faint);font-size:10.5px;margin-left:auto}.mod-glyph.teal{background:var(--bm-accent-wash);border:1px solid #cde6e2;color:var(--bm-accent-2)}.mod-glyph.blue{background:var(--bm-new-wash);border:1px solid #cbd9f4;color:var(--bm-new)}.mod-glyph.amber{background:var(--bm-due-wash);border:1px solid #ecd8b7;color:var(--bm-due)}.mod-glyph.pink{background:#fbe9f0;border:1px solid #f2d2de;color:#b53d6b}.mod-glyph.indigo{background:#e6e6f7;border:1px solid #cfcded;color:#3f3d8a}.landing-features{display:grid;gap:16px;grid-template-columns:repeat(3,1fr);padding:8px 64px 40px}.home-feature{padding:22px}.home-feature-title{font-family:var(--bm-font-display);font-size:19px;font-weight:600;margin:8px 0 6px}.home-feature-body{color:var(--bm-muted);font-size:13px;line-height:1.55}.landing-footer{align-items:center;background:var(--bm-paper-2);border-top:1px solid var(--bm-line);color:var(--bm-muted);display:flex;font-size:12.5px;justify-content:space-between;padding:16px 64px}.landing-footer .mono{color:var(--bm-faint)}.home-authed{margin:0 auto;max-width:1240px;padding:32px 64px 48px}.welcome{align-items:flex-end;display:flex;gap:20px;justify-content:space-between;margin-bottom:22px}.welcome-h1{font-family:var(--bm-font-display);font-size:30px;font-weight:800;letter-spacing:-.02em;margin-top:6px}.resume-panel{align-items:center;display:flex;gap:20px;margin-bottom:22px;padding:18px}.resume-tile{background:var(--bm-due-wash);border-radius:14px;color:var(--bm-due);display:grid;flex-shrink:0;font-size:24px;height:56px;place-items:center;width:56px}.resume-body{flex:1}.resume-title{font-family:var(--bm-font-display);font-size:18px;font-weight:600;margin-top:2px}.home-stats{display:grid;gap:10px;grid-template-columns:repeat(5,1fr);margin-bottom:26px}.settings{margin:0 auto;max-width:640px;padding:32px 24px 56px}.settings-head{margin-bottom:24px}.settings-sub{color:var(--bm-muted);font-size:14px;margin-top:6px}.settings-panel{padding:22px 24px}.settings-panel+.settings-panel{margin-top:18px}.settings-panel .btn-primary{margin-top:4px}.onb{background:var(--bm-paper);display:flex;flex-direction:column;min-height:100vh}.onb-top{align-items:center;background:var(--bm-panel);border-bottom:1px solid var(--bm-line);display:flex;justify-content:space-between;padding:20px 32px}.onb-skip{background:none;border:none;color:var(--bm-muted);cursor:pointer;font:inherit}.onb-skip:hover{color:var(--bm-ink-2)}.bm-steps{gap:10px}.bm-step,.bm-steps{align-items:center;display:flex}.bm-step{color:var(--bm-muted);font-size:13px;gap:8px}.bm-step-dot{background:var(--bm-paper-2);border:1px solid var(--bm-line);border-radius:999px;color:var(--bm-muted);display:grid;font-size:11px;height:24px;place-items:center;width:24px}.bm-step.on{color:var(--bm-ink);font-weight:600}.bm-step.on .bm-step-dot{background:var(--bm-accent);border-color:var(--bm-accent);color:#fff}.bm-step.done{color:var(--bm-ink-2)}.bm-step.done .bm-step-dot{background:var(--bm-accent-wash);border-color:#cde6e2;color:var(--bm-accent-2)}.bm-step-bar{background:var(--bm-line);height:1px;width:32px}.onb-body{flex:1;margin:0 auto;max-width:1080px;padding:40px 32px;width:100%}.onb-head{align-items:flex-start;display:flex;gap:20px;justify-content:space-between;margin-bottom:20px}.onb-sub{font-size:14px;margin-top:6px;max-width:56ch}.onb-count,.onb-sub{color:var(--bm-muted)}.onb-count{font-size:13px;padding-top:6px;white-space:nowrap}.onb-exam{align-items:center;background:var(--bm-accent-wash);border:1px solid #cde6e2;border-radius:var(--bm-radius-sm);color:var(--bm-ink-2);display:flex;font-size:13.5px;gap:16px;justify-content:space-between;margin-bottom:22px;padding:12px 16px}.onb-exam .k{color:var(--bm-accent-2);margin-right:8px}.onb-exam-change{color:var(--bm-accent-2);white-space:nowrap}.onb-grid .mod{cursor:pointer;font:inherit;position:relative;text-align:left;width:100%}.mod-selected{background:var(--bm-accent-wash);border-color:var(--bm-accent);box-shadow:0 0 0 3px #0e7c7314}.mod-pick{background:var(--bm-panel);border:1.5px solid var(--bm-line);border-radius:999px;color:#fff;display:grid;font-size:12px;height:22px;place-items:center;width:22px}.mod-pick.on{background:var(--bm-accent);border-color:var(--bm-accent)}.onb-cta{align-items:center;background:var(--bm-panel);border-top:1px solid var(--bm-line);bottom:0;display:flex;justify-content:space-between;padding:16px 32px;position:sticky}.onb-cta-right{display:flex;gap:10px}@media (max-width:640px){.onb-top{flex-wrap:wrap;gap:8px 12px;padding:12px 16px}.bm-steps{gap:6px;justify-content:center;order:3;width:100%}.bm-step{font-size:12px;gap:6px}.bm-step-bar{width:16px}.onb-body{padding:24px 16px}.onb-head{flex-direction:column;gap:6px}.onb-count{padding-top:0}.onb-exam{align-items:flex-start;flex-direction:column;gap:6px}.onb-cta{gap:10px;padding:12px 16px}.onb-cta-right{flex:1;flex-wrap:wrap;justify-content:flex-end}}#flash-group{right:0;top:0}#flash-group,.bm-flash{position:fixed;z-index:60}.bm-flash{align-items:flex-start;animation:bm-flash-in .18s var(--bm-ease);background:var(--bm-panel);border:1px solid var(--bm-line);border-left:3px solid var(--bm-accent);border-radius:var(--bm-radius-sm);box-shadow:var(--bm-shadow-pop);cursor:pointer;display:flex;gap:12px;max-width:calc(100vw - 36px);padding:13px 14px 13px 15px;right:18px;top:18px;width:360px}.bm-flash[hidden]{display:none}.bm-flash-error{border-left-color:var(--bm-danger)}.bm-flash-glyph{background:var(--bm-accent-wash);border-radius:999px;color:var(--bm-accent-2);display:grid;flex-shrink:0;font-size:11px;height:20px;margin-top:1px;place-items:center;width:20px}.bm-flash-error .bm-flash-glyph{background:var(--bm-danger-wash);color:var(--bm-danger)}.bm-flash-body{flex:1;min-width:0}.bm-flash-title{color:var(--bm-accent-2);font-family:var(--bm-font-display);font-size:13px;font-weight:700}.bm-flash-error .bm-flash-title{color:var(--bm-danger)}.bm-flash-msg{color:var(--bm-ink-2);font-size:13px;line-height:1.45;margin-top:3px}.bm-flash-close{background:none;border:none;color:var(--bm-faint);cursor:pointer;font-size:18px;line-height:1;padding:0 2px}.bm-flash-close:hover{color:var(--bm-ink-2)}@keyframes bm-flash-in{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}@media (max-width:900px){.hero{grid-template-columns:1fr;padding:40px 24px}.home-authed,.landing-features,.landing-footer,.landing-modules{padding-left:24px;padding-right:24px}.landing-features{grid-template-columns:1fr}.home-stats{grid-template-columns:repeat(2,1fr)}}@media (max-width:640px){.hero-h1{font-size:clamp(1.9rem,7vw,2.125rem)}.hero{gap:28px;padding:28px 16px}.hero-sub{font-size:15px;margin-top:14px}.home-authed,.landing-features,.landing-footer,.landing-modules{padding-left:16px;padding-right:16px}.landing-modules{padding-top:12px}.modules-h-title{font-size:clamp(1.25rem,5vw,1.5rem)}.home-authed{padding-bottom:36px;padding-top:20px}.welcome{align-items:stretch;flex-direction:column;gap:12px;margin-bottom:16px}.welcome-h1{font-size:clamp(1.25rem,5.5vw,1.375rem);line-height:1.18;margin-top:4px}.welcome .btn{align-items:center;align-self:flex-start;display:inline-flex;min-height:44px}.resume-panel{flex-wrap:wrap;gap:12px;margin-bottom:16px;padding:14px}.resume-tile{border-radius:11px;font-size:18px;height:40px;width:40px}.resume-body{flex:1 1 60%;min-width:0}.resume-panel .btn{align-items:center;display:inline-flex;flex:1 1 100%;justify-content:center;min-height:44px}.resume-body .home-kicker{line-height:1.35;overflow-wrap:anywhere;word-break:break-word}.resume-title{font-size:15px;line-height:1.3}.home-stats{gap:8px;grid-template-columns:repeat(2,1fr);margin-bottom:18px}.home-stats .stat{padding:10px 12px}.home-modules .modules-h-title{font-size:clamp(1.125rem,5vw,1.375rem)}}.acct{margin:0 auto;max-width:1240px;padding:24px 28px 60px}.acct-head{margin-bottom:18px}.acct-title{font-family:var(--bm-font-display);font-size:30px;font-weight:800;letter-spacing:-.02em;margin-top:4px}.acct-grid{align-items:start;display:grid;gap:18px;grid-template-columns:232px 1fr}.acct-rail{gap:16px;padding:14px;position:sticky;top:80px}.acct-rail,.acct-rail-group{display:flex;flex-direction:column}.acct-rail-group{gap:2px}.acct-rail-kicker{color:var(--bm-faint);font-size:9.5px;font-weight:700;letter-spacing:.14em;padding:0 8px 4px}.acct-nav{align-items:center;border-radius:9px;color:var(--bm-ink-2);display:flex;font-size:13.5px;gap:10px;padding:8px 10px;text-decoration:none}.acct-nav .ix{color:var(--bm-faint);font-size:11px}.acct-nav:hover{background:var(--bm-paper-2)}.acct-nav.on{background:var(--bm-accent-wash);font-weight:600}.acct-nav.on,.acct-nav.on .ix{color:var(--bm-accent-2)}.acct-signout{border-radius:0;border-top:1px solid var(--bm-line-2);color:var(--bm-danger);margin-top:4px;padding-top:12px}.acct-signout:hover{background:var(--bm-danger-wash)}.acct-body{display:flex;flex-direction:column;gap:16px;min-width:0}.acct-panel{padding:22px 24px}.acct-panel-h{color:var(--bm-ink-2);font-family:var(--bm-font-display);font-size:13px;font-weight:700;letter-spacing:.02em;margin-bottom:16px}.acct-profile-head{align-items:center;display:flex;flex-wrap:wrap;gap:18px}.acct-avatar-xl{background:var(--bm-ink);border:4px solid var(--bm-panel-2);border-radius:50%;color:#fff;display:grid;flex-shrink:0;font-size:30px;font-weight:600;height:88px;place-items:center;width:88px}.acct-id{flex:1;min-width:180px}.acct-name{font-family:var(--bm-font-display);font-size:18px;font-weight:700}.acct-handle{color:var(--bm-muted);font-size:12px;margin-top:2px}.acct-photo-btns{align-items:center;display:flex;gap:10px;margin-top:10px}.acct-ghost{background:none;border:none;color:var(--bm-muted);cursor:pointer;font:inherit}.acct-ghost:hover{color:var(--bm-danger)}.acct-head-stats{display:flex;gap:10px}.acct-field-grid{display:grid;gap:4px 18px;grid-template-columns:1fr 1fr}.acct-hint{color:var(--bm-muted);font-size:11.5px;margin-top:2px}.acct-hint a{color:var(--bm-accent-2)}.acct-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:8px}.acct-row{align-items:center;border-top:1px solid var(--bm-line-2);display:flex;gap:16px;justify-content:space-between;padding:12px 0}.acct-row:first-of-type{border-top:none}.acct-row-t{font-size:13.5px;font-weight:600}.acct-row-d{color:var(--bm-muted);font-size:12.5px;margin-top:2px}.acct-danger{background:#fff9f8;border-color:#f3d7d4}.acct-danger-btn{background:none;border:1px solid var(--bm-danger);border-radius:var(--bm-radius-sm);color:var(--bm-danger);cursor:pointer;font:inherit;font-size:12.5px;font-weight:600;padding:8px 14px}.acct-danger-btn:hover{background:var(--bm-danger);color:#fff}@media (max-width:860px){.acct-grid{grid-template-columns:1fr}.acct-rail{flex-direction:row;flex-wrap:wrap;gap:8px;position:static}.acct-field-grid{grid-template-columns:1fr}.acct-profile-head{gap:14px}.acct-head-stats{width:100%}}.acct-pref-grid{display:grid;gap:16px;grid-template-columns:1fr 1fr}.acct-slider{background:var(--bm-panel-2);border:1px solid var(--bm-line-2);border-radius:12px;padding:14px}.acct-slider-top{align-items:baseline;color:var(--bm-ink-2);display:flex;font-size:12.5px;font-weight:600;justify-content:space-between}.acct-slider-top strong{color:var(--bm-accent-2);font-size:18px;font-weight:600}.acct-slider-meta{color:var(--bm-muted);font-size:10.5px;margin-top:8px}.acct-slider input[type=range]{accent-color:var(--bm-accent);cursor:pointer;margin:10px 0 2px;width:100%}.acct-slider input[type=time]{margin-top:8px}.acct-switch{background:var(--bm-paper-2);border:1px solid var(--bm-line);border-radius:999px;cursor:pointer;flex-shrink:0;height:22px;position:relative;transition:background var(--bm-dur) var(--bm-ease),border-color var(--bm-dur);width:38px}.acct-switch.on{background:var(--bm-accent);border-color:var(--bm-accent)}.acct-switch-knob{background:#fff;border-radius:50%;box-shadow:var(--bm-shadow-sm);height:16px;left:2px;position:absolute;top:2px;transition:transform var(--bm-dur) var(--bm-ease);width:16px}.acct-switch.on .acct-switch-knob{transform:translateX(16px)}.acct-speed{display:inline-flex;gap:4px}.acct-speed-chip{background:var(--bm-panel);border:1px solid var(--bm-line);border-radius:8px;color:var(--bm-ink-2);cursor:pointer;font-size:11.5px;font-weight:600;padding:6px 10px}.acct-speed-chip.on,.acct-speed-chip:hover{border-color:var(--bm-accent)}.acct-speed-chip.on{background:var(--bm-accent-wash);color:var(--bm-accent-2)}@media (max-width:860px){.acct-pref-grid{grid-template-columns:1fr}}.acct-billing-note{background:var(--bm-due-wash);border:1px solid #ecd8b7;border-radius:var(--bm-radius-sm);color:var(--bm-due);font-size:12.5px;margin-bottom:16px;padding:10px 14px}.acct-bill-h{gap:14px;justify-content:space-between;margin-bottom:16px}.acct-bill-h,.acct-plan-strip{align-items:center;display:flex}.acct-plan-strip{background:var(--bm-accent-wash);border:1px solid #cde6e2;border-radius:12px;flex-wrap:wrap;gap:16px;padding:16px}.acct-plan-glyph{background:var(--bm-accent);border-radius:11px;color:#fff;display:grid;flex-shrink:0;font-size:20px;font-weight:600;height:44px;place-items:center;width:44px}.acct-plan-info{flex:1;min-width:180px}.acct-plan-name{font-family:var(--bm-font-display);font-size:15px;font-weight:700}.acct-plan-price{color:var(--bm-accent-2);font-size:12px;margin-top:2px}.acct-plan-strip-actions{align-items:center;display:flex;gap:10px}.acct-plans{display:grid;gap:12px;grid-template-columns:repeat(3,1fr)}.bm-plan{border:1px solid var(--bm-line);border-radius:14px;display:flex;flex-direction:column;padding:18px}.bm-plan-current{border-color:var(--bm-accent);box-shadow:0 0 0 3px var(--bm-accent-wash)}.bm-plan-name{font-family:var(--bm-font-display);font-size:15px;font-weight:700}.bm-plan-sub{color:var(--bm-muted);font-size:11.5px;margin-top:1px}.bm-plan-price{align-items:baseline;display:flex;gap:4px;margin:14px 0}.bm-plan-amt{font-family:var(--bm-font-display);font-size:28px;font-weight:800;letter-spacing:-.02em}.bm-plan-per{color:var(--bm-muted);font-size:11px}.bm-plan-features{display:flex;flex:1;flex-direction:column;gap:7px;list-style:none;margin:0 0 16px;padding:0}.bm-plan-features li{color:var(--bm-ink-2);font-size:12.5px;padding-left:18px;position:relative}.bm-plan-features li:before{color:var(--bm-accent);content:"✓";font-size:11px;left:0;position:absolute}.bm-plan .btn[disabled]{cursor:default;opacity:.6}.acct-pay-id{gap:12px}.acct-pay-actions,.acct-pay-id{align-items:center;display:flex}.acct-pay-actions{gap:10px}.acct-card-chip{background:var(--bm-ink);border-radius:7px;color:#fff;display:grid;flex-shrink:0;font-size:12px;font-weight:800;height:36px;letter-spacing:.04em;place-items:center;width:56px}.acct-invoices{border-collapse:collapse;width:100%}.acct-invoices th{color:var(--bm-muted);font-size:9.5px;font-weight:700;letter-spacing:.1em;padding:0 10px 8px;text-align:left;text-transform:uppercase}.acct-invoices td{border-top:1px solid var(--bm-line-2);color:var(--bm-ink-2);font-size:12.5px;padding:10px}.acct-dl{background:none;border:none;color:var(--bm-accent-2);cursor:pointer;font:inherit;font-size:12px;font-weight:600}.acct-dl:hover{color:var(--bm-accent)}@media (max-width:860px){.acct-plans{grid-template-columns:1fr}.acct-invoices td:nth-child(3),.acct-invoices th:nth-child(3){display:none}}.qa-grid{display:flex;flex-direction:column}.qa-colhead{color:var(--bm-muted);font-size:10.5px;font-weight:700;letter-spacing:.08em;padding:0 4px 8px;text-transform:uppercase}.qa-colhead,.qa-row{display:grid;gap:20px;grid-template-columns:minmax(0,1fr) minmax(0,1fr)}.qa-row{border-top:1px solid var(--bm-line-2);padding:18px 6px}.qa-row.active{background:var(--bm-accent-wash);border-radius:12px;border-top-color:#0000}.qa-a,.qa-q{min-width:0}.qa-a :where(img,table),.qa-q :where(img,table){max-width:100%}.qa-a>.qrationale-acc{border-bottom:none;padding:0}.qa-meta{align-items:center;display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}@media (max-width:860px){.qa-colhead{display:none}.qa-row{gap:14px;grid-template-columns:1fr}}