.splash{min-height:100vh;display:flex;flex-direction:column;text-align:center}.splash-in{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px;animation:rise .6s ease-out both}.splash-foot{padding-bottom:24px}@keyframes rise{0%{opacity:0;transform:translateY(14px)}}.dots3{display:flex;justify-content:center;gap:10px}.dots3 i{width:14px;height:14px;border-radius:50%;animation:dot 1.2s ease-in-out infinite}.dots3 i:nth-child(1){background:var(--primary)}.dots3 i:nth-child(2){background:var(--purple);animation-delay:.18s}.dots3 i:nth-child(3){background:var(--magenta);animation-delay:.36s}@keyframes dot{0%,to{transform:scale(.7)}50%{transform:scale(1)}}.auth-hero{padding:20px 24px 8px;text-align:center}.auth-hero .book{width:120px;height:84px;margin:10px auto 0;display:grid;place-items:center;color:var(--primary);background:radial-gradient(closest-side,rgba(123,44,245,.18),transparent)}.first-time{background:color-mix(in srgb,var(--purple-soft) 65%,transparent);border-radius:20px;padding:18px}.otp{position:relative;direction:ltr;display:flex;justify-content:space-between;gap:8px}.otp .cell{flex:1;max-width:52px;height:58px;border-radius:14px;border:1.2px solid var(--border);background:var(--surface);display:grid;place-items:center;font-size:22px;font-weight:800;transition:border-color .15s,background .15s}.otp .cell.filled{background:color-mix(in srgb,var(--purple-soft) 50%,transparent);border-color:#7b2cf580}.otp .cell.active{border:1.8px solid var(--primary)}.otp.error .cell{border-color:var(--danger)}.otp input{position:absolute;top:0;right:0;bottom:0;left:0;opacity:0;width:100%;height:100%;font-size:16px;letter-spacing:3em;caret-color:transparent}.preview-card{display:flex;align-items:center;gap:12px;padding:14px;border-radius:18px;border:1px solid var(--border);background:var(--surface)}.auth-art .orb{position:absolute;border-radius:50%;filter:blur(60px);opacity:.55}.auth-art .content{position:relative;max-width:420px;text-align:center}.auth-art .lines{margin-top:36px;display:grid;gap:12px;text-align:start}.auth-art .line{display:flex;align-items:center;gap:12px;padding:14px 16px;border-radius:16px;background:#ffffff0f;border:1px solid rgba(255,255,255,.08);font-size:15px}.auth-art .line svg{flex:none}.ann-list{display:grid;gap:12px;padding-top:6px}.ann-card{display:grid;gap:0;width:100%;padding:0;text-align:start;background:var(--surface);border:1px solid var(--border);border-radius:20px;overflow:hidden;transition:transform .25s ease,box-shadow .25s ease;animation:ann-rise .45s ease both}.ann-card:hover{transform:translateY(-2px);box-shadow:0 10px 24px -14px #7b2cf573}.ann-card.pinned{border:2px solid transparent;background:linear-gradient(var(--surface),var(--surface)) padding-box,linear-gradient(90deg,var(--purple),var(--magenta),var(--primary),var(--magenta),var(--purple)) border-box;background-size:100% 100%,300% 100%;animation:ann-rise .45s ease both,ann-flow 8s linear infinite}.ann-card__img{width:100%;height:170px;display:block}.ann-card.compact .ann-card__img{height:120px}.ann-card__body{display:grid;gap:6px;padding:14px 16px 16px}.ann-pin{display:inline-flex;align-items:center;gap:4px;padding:2px 10px;border-radius:999px;background:var(--brand);color:#fff;font-size:12px;font-weight:700;width:fit-content}.ann-strip{display:flex;gap:12px;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;padding-bottom:2px}.ann-strip::-webkit-scrollbar{display:none}.ann-strip>*{flex:0 0 min(86%,420px);scroll-snap-align:start}.ann-strip>:only-child{flex-basis:100%}.ann-detail{background:var(--surface);border:1px solid var(--border);border-radius:24px;overflow:hidden;margin-top:6px;animation:ann-rise .45s ease both}.ann-detail__img{width:100%;max-height:380px;display:block}.ann-detail__body{display:grid;gap:12px;padding:20px}.ann-detail__meta{display:flex;flex-wrap:wrap;gap:8px 18px;color:var(--muted);font-size:14px}.ann-detail__meta span{display:inline-flex;align-items:center;gap:6px}.ann-detail__text{margin:0;white-space:pre-line;line-height:1.9;font-size:16px}@keyframes ann-rise{0%{opacity:0;transform:translateY(8px)}}@keyframes ann-flow{to{background-position:0 0,300% 0}}@media (prefers-reduced-motion: reduce){.ann-card,.ann-card.pinned,.ann-detail{animation:none}}.hero-track{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;gap:12px;scrollbar-width:none}.hero-track::-webkit-scrollbar{display:none}.hero-card{flex:0 0 100%;scroll-snap-align:start;min-height:190px;display:flex;gap:10px;padding:18px;border-radius:22px;color:#fff;background:linear-gradient(225deg,#2b72ff,var(--primary-dark));box-shadow:0 8px 18px #1263f54d}.hero-card .art{width:92px;height:92px;border-radius:20px;background:#ffffff24;display:grid;place-items:center;flex:none;align-self:center}.live-pill{background:var(--danger);color:#fff;font-size:13px;font-weight:700;padding:2px 8px;border-radius:10px;animation:pulse .9s ease-in-out infinite alternate}@keyframes pulse{0%{opacity:.4}}.dots{display:flex;justify-content:center;gap:6px;margin-top:10px}.dots i{width:7px;height:7px;border-radius:7px;background:var(--border);transition:width .2s}.dots i.on{width:22px;background:var(--primary)}.h-scroll{display:flex;gap:10px;overflow-x:auto;padding-bottom:4px;scrollbar-width:thin}.upcoming{flex:0 0 220px;display:flex;align-items:center;gap:10px;padding:12px;background:var(--surface);border:1px solid var(--border);border-radius:16px}.stats-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.stat{display:flex;align-items:center;gap:10px;padding:14px;border-radius:18px;border:0;text-align:start;width:100%}.stat .ic{width:44px;height:44px;border-radius:14px;color:#fff;display:grid;place-items:center;flex:none}.subjects-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}@media (min-width: 720px){.subjects-grid{grid-template-columns:repeat(auto-fill,minmax(130px,1fr))}}.subject-cell{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:12px 4px;border-radius:18px;border:0;min-height:110px}.subject-cell .ib{width:48px;height:48px;border-radius:14px;background:var(--surface);display:grid;place-items:center}.home-grid{display:grid;gap:22px;grid-template-columns:minmax(0,1fr)}.home-grid>*{min-width:0}@media (min-width: 1100px){.home-grid.two{grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);align-items:start}}.subject-card{display:flex;align-items:center;gap:14px}.book-head{display:flex;gap:14px;padding:14px;border-radius:22px;background:linear-gradient(270deg,var(--blue-soft),color-mix(in srgb,var(--purple-soft) 70%,transparent))}.book-cover{width:92px;height:124px;flex:none;border-radius:4px 10px 10px 4px;display:grid;place-items:center;color:#fff;overflow:hidden;box-shadow:var(--shadow)}.unit-title{display:flex;align-items:center;gap:10px;margin:6px 0 10px}.unit-title:before{content:"";width:4px;height:22px;border-radius:4px;background:var(--purple)}.lessons{display:grid;gap:10px;margin-bottom:14px}.rec-thumb{position:relative;aspect-ratio:16 / 9;border-radius:14px;overflow:hidden;border:0;padding:0;width:100%;background:linear-gradient(90deg,var(--navy),var(--purple));color:#fff}.rec-thumb img{width:100%;height:100%;object-fit:cover}.rec-thumb .shade{position:absolute;top:0;right:0;bottom:0;left:0;background:#00000040;display:grid;place-items:center}.rec-thumb .dur{position:absolute;bottom:10px;inset-inline-start:10px;background:#0009;border-radius:8px;padding:3px 8px;font-size:13px;direction:ltr}.file-row{display:flex;align-items:center;gap:12px;padding:10px 4px;width:100%;border:0;background:none;text-align:start;border-radius:10px}.file-row:hover:not(:disabled){background:var(--bg)}.player-page{min-height:100vh;background:#000;color:#fff;display:flex;flex-direction:column}.player-page .appbar{background:transparent;color:#fff}.player-page .icon-btn{color:#fff}.player-page video{width:100%;max-height:calc(100vh - 140px);background:#000}@media (min-width: 1100px){.lesson-columns{columns:1}}.exam-card{display:flex;align-items:center;gap:12px;padding:14px;background:var(--surface);border:1px solid var(--border);border-radius:18px;width:100%;text-align:start}.exam-card.highlight{border:1.5px solid var(--success)}.exam-card:hover{box-shadow:var(--shadow)}.fact{display:flex;align-items:center;gap:10px;margin-bottom:8px}.fact svg{color:var(--purple);flex:none}.session{min-height:100vh;display:flex;flex-direction:column;background:var(--bg)}.session-body{flex:1;width:100%;max-width:820px;margin:0 auto;padding:16px 16px 24px}.numbers{display:flex;gap:6px;overflow-x:auto;padding:9px 12px;border-bottom:1px solid var(--divider);background:var(--surface);scrollbar-width:thin}.numbers button{flex:none;width:40px;height:40px;border-radius:10px;border:2.5px solid transparent;background:var(--bg);font-weight:700;font-size:15px}.numbers button.answered{background:var(--success);color:#fff}.numbers button.current{border-color:var(--primary)}.session-foot{position:sticky;bottom:0;background:var(--surface);box-shadow:var(--shadow-up);padding:8px 16px calc(10px + env(safe-area-inset-bottom))}.session-foot .inner{max-width:820px;margin:0 auto;display:flex;gap:10px}.timer{display:inline-flex;align-items:center;gap:4px;padding:5px 10px;border-radius:12px;font-weight:700;font-variant-numeric:tabular-nums;direction:ltr}.option{display:flex;align-items:center;gap:12px;padding:16px 14px;width:100%;border-radius:16px;border:1px solid var(--border);background:var(--surface);text-align:start;font-size:16px}.option.on{border:2px solid var(--primary);background:var(--blue-soft)}.option svg{flex:none}.blank-sentence{display:flex;flex-wrap:wrap;align-items:center;gap:6px 6px;font-size:20px;font-weight:700;line-height:1.9}.blank-sentence input{width:150px;text-align:center;border:1px solid var(--border);border-radius:10px;background:var(--blue-soft);padding:8px;font-size:17px;font-weight:700;color:var(--primary);outline:0}.blank-sentence input:focus{border-color:var(--primary)}.q-image{max-height:260px;width:100%;object-fit:contain;border-radius:14px;background:var(--surface);cursor:zoom-in}.res-option{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:12px;margin-bottom:6px;background:var(--bg)}.score-pill{padding:3px 10px;border-radius:10px;font-weight:700;font-size:15px}.blank-given{padding:0 4px;border-radius:4px;font-weight:700}.tabs-bar{display:flex;gap:4px;padding:4px;background:var(--surface);border:1px solid var(--border);border-radius:14px;overflow-x:auto;scrollbar-width:none;margin-bottom:12px}.tabs-bar::-webkit-scrollbar{display:none}.tabs-bar button{flex:1 0 auto;height:40px;padding:0 16px;border:0;border-radius:11px;background:transparent;color:var(--muted);font-size:15px;font-weight:500;white-space:nowrap}.tabs-bar button[aria-selected=true]{background:var(--purple);color:#fff;font-weight:700}.a-card{position:relative;display:block;width:100%;text-align:start;background:var(--surface);border:1px solid var(--border);border-radius:18px;padding:14px}.a-card.highlight{border-inline-start:4px solid var(--warning)}.a-card:hover{box-shadow:var(--shadow)}.list-grid{display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(min(100%,440px),1fr))}.meta{display:inline-flex;align-items:center;gap:4px;font-size:13px}.attach{display:flex;align-items:center;gap:10px;padding:10px 12px;background:var(--bg);border-radius:14px;width:100%;border:0;text-align:start}.attach.struck .name{text-decoration:line-through;color:var(--hint)}.info-row{display:flex;align-items:center;gap:8px;margin-bottom:6px;color:var(--muted);font-size:14.5px}.load-more{display:grid;place-items:center;padding:16px;color:var(--primary)}.chat-page{display:flex;flex-direction:column;height:calc(100vh - var(--nav-h) - env(safe-area-inset-bottom))}@media (min-width: 1024px){.chat-page{height:100vh}}.chat-top{width:100%;max-width:860px;margin:0 auto;padding:0 16px 10px}.chat-scroll{flex:1;overflow-y:auto;border-top:1px solid var(--divider)}.chat-inner{max-width:860px;margin:0 auto;padding:14px;display:flex;flex-direction:column;gap:12px}.chips-row{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none}.chips-row::-webkit-scrollbar{display:none}.scope{display:flex;align-items:center;gap:12px;padding:10px 14px;border-radius:16px;background:color-mix(in srgb,var(--pink-soft) 80%,transparent);border:1px solid rgba(229,25,127,.18)}.bubble-user{align-self:flex-start;max-width:min(78%,620px);padding:10px 14px;background:var(--blue-soft);border-radius:18px 18px 4px;white-space:pre-wrap}.bubble-user.failed{background:var(--red-soft)}.bubble-ai-row{align-self:flex-end;display:flex;gap:8px;align-items:flex-start;flex-direction:row-reverse;max-width:min(88%,720px)}.bubble-ai{padding:12px 14px 8px;background:var(--surface);border:1px solid var(--border);border-radius:4px 18px 18px;white-space:pre-wrap;line-height:1.7;-webkit-user-select:text;user-select:text}.bubble-ai.oos{background:var(--amber-soft);border-color:#e594004d}.ai-avatar{width:36px;height:36px;border-radius:50%;background:var(--surface);border:1px solid var(--border);display:grid;place-items:center;flex:none;padding:4px}.source{display:flex;gap:8px;padding:10px;border-radius:12px;background:var(--bg);margin-top:10px;white-space:normal}.typing{align-self:flex-end;display:flex;align-items:center;gap:8px;padding:12px 14px;border-radius:18px;border:1px solid var(--border);background:var(--surface)}.typing i{width:7px;height:7px;border-radius:50%;background:var(--purple);animation:blink 1.1s infinite}.typing i:nth-child(2){animation-delay:.2s}.typing i:nth-child(3){animation-delay:.4s}@keyframes blink{0%,to{opacity:.3}50%{opacity:1}}.composer{background:var(--surface);box-shadow:var(--shadow-up);padding:8px 12px}.composer .inner{max-width:860px;margin:0 auto;display:flex;gap:8px;align-items:flex-end}.composer textarea{flex:1;resize:none;border:1px solid transparent;outline:0;background:var(--bg);border-radius:24px;padding:12px 16px;font-size:16px;max-height:140px;line-height:1.5}.composer textarea:focus{border-color:var(--primary)}.send{width:48px;height:48px;border-radius:50%;border:0;background:var(--primary);color:#fff;display:grid;place-items:center;flex:none}.send:disabled{background:var(--border);cursor:not-allowed}.follow{height:34px;padding:0 12px;border-radius:12px;border:0;background:var(--blue-soft);color:var(--primary);font-size:13px;font-weight:700}.conv{display:flex;align-items:center;gap:12px;padding:12px;border-radius:16px;background:var(--bg);width:100%;border:0;text-align:start}.conv:hover{background:var(--blue-soft)}:root{--primary: #1263f5;--primary-dark: #0b4fd1;--navy: #15144b;--purple: #7b2cf5;--magenta: #e5197f;--text: #15144b;--muted: #5e6283;--hint: #9a9cb8;--bg: #f6f5ff;--surface: #ffffff;--border: #e4e3f5;--divider: #eeedf8;--purple-soft: #f1ebff;--pink-soft: #ffeaf4;--green-soft: #e7f8ef;--blue-soft: #eaf2ff;--amber-soft: #fff4e0;--red-soft: #ffecec;--success: #18a058;--warning: #e59400;--danger: #e5484d;--shadow: 0 6px 18px rgba(21, 20, 73, .08);--shadow-up: 0 -4px 18px rgba(21, 20, 73, .08);--brand: linear-gradient(225deg, var(--purple), var(--magenta), var(--primary));--r-card: 20px;--r: 16px;--r-field: 14px;--nav-h: 76px;--side-w: 264px;color-scheme:light}*,*:before,*:after{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:Tajawal,Segoe UI,Tahoma,sans-serif;font-size:16px;line-height:1.45;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent}button,input,textarea,select{font:inherit;color:inherit}button{cursor:pointer}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}:focus-visible{outline:2.5px solid var(--primary);outline-offset:2px;border-radius:8px}.ltr{direction:ltr;unicode-bidi:plaintext}.t-display{font-size:32px;font-weight:800;line-height:1.25}.t-headline{font-size:26px;font-weight:800;line-height:1.3}.t-headline-s{font-size:22px;font-weight:800;line-height:1.3}.t-title{font-size:20px;font-weight:700}.t-title-m{font-size:17px;font-weight:700}.t-title-s{font-size:15px;font-weight:700}.t-body{font-size:16px}.t-muted{font-size:14.5px;color:var(--muted)}.t-caption{font-size:13px;color:var(--muted)}.t-label{font-size:13px;font-weight:500;color:var(--muted)}.c-primary{color:var(--primary)}.c-purple{color:var(--purple)}.c-magenta{color:var(--magenta)}.c-success{color:var(--success)}.c-danger{color:var(--danger)}.c-warning{color:var(--warning)}.c-muted{color:var(--muted)}.center{text-align:center}.pre{white-space:pre-wrap}.row{display:flex;align-items:center;gap:12px}.row-start{display:flex;align-items:flex-start;gap:12px}.col{display:flex;flex-direction:column}.grow{flex:1;min-width:0}.stack>*+*{margin-top:var(--gap, 12px)}.gap-6{gap:6px}.gap-8{gap:8px}.gap-10{gap:10px}.gap-14{gap:14px}.gap-18{gap:18px}.mt-4{margin-top:4px}.mt-6{margin-top:6px}.mt-8{margin-top:8px}.mt-10{margin-top:10px}.mt-12{margin-top:12px}.mt-14{margin-top:14px}.mt-16{margin-top:16px}.mt-18{margin-top:18px}.mt-22{margin-top:22px}.wrap{flex-wrap:wrap}.ellipsis{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.clamp-3{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.divider{height:1px;background:var(--divider);border:0;margin:0}.spacer{flex:1}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}}.btn{--btn-bg: var(--primary);--btn-fg: #fff;display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:56px;padding:0 22px;border:0;border-radius:var(--r-field);background:var(--btn-bg);color:var(--btn-fg);font-size:17px;font-weight:700;transition:filter .15s,background .15s,transform .08s;white-space:nowrap}.btn:hover:not(:disabled){filter:brightness(1.06)}.btn:active:not(:disabled){transform:scale(.985)}.btn:disabled{cursor:not-allowed;opacity:.5}.btn.block{width:100%}.btn.sm{min-height:42px;padding:0 16px;font-size:15px;gap:8px}.btn.md{min-height:48px;padding:0 18px;font-size:16px}.btn.outline{--btn-bg: transparent;--btn-fg: var(--primary);box-shadow:inset 0 0 0 1.4px var(--primary);min-height:52px;font-size:16px}.btn.outline.sm{min-height:42px}.btn.outline.quiet{box-shadow:inset 0 0 0 1px var(--border);--btn-fg: var(--text)}.btn.text{--btn-bg: transparent;--btn-fg: var(--primary);min-height:40px;padding:0 10px;font-size:15px}.btn.soft{--btn-bg: var(--purple-soft);--btn-fg: var(--purple)}.btn.success{--btn-bg: var(--success)}.btn.warning{--btn-bg: var(--warning)}.btn.danger{--btn-bg: var(--danger)}.btn.purple{--btn-bg: var(--purple)}.btn.white{--btn-bg: #fff;--btn-fg: var(--primary)}.btn.pill{border-radius:999px}.btn.text:disabled,.btn.outline:disabled{opacity:.45}.icon-btn{display:inline-grid;place-items:center;width:44px;height:44px;border:0;border-radius:12px;background:transparent;color:var(--navy);position:relative}.icon-btn:hover:not(:disabled){background:#1514490f}.icon-btn:disabled{opacity:.35;cursor:not-allowed}.badge-dot{position:absolute;top:8px;inset-inline-end:8px;width:10px;height:10px;border-radius:50%;background:var(--danger);border:2px solid var(--bg)}.badge-count{position:absolute;top:2px;inset-inline-end:0;min-width:20px;height:20px;padding:0 5px;border-radius:10px;background:var(--danger);color:#fff;font-size:11.5px;font-weight:700;display:grid;place-items:center;border:2px solid var(--surface)}.spinner{width:var(--s, 24px);height:var(--s, 24px);border:var(--w, 3px) solid currentColor;border-inline-end-color:transparent;border-radius:50%;animation:spin .8s linear infinite;flex:none}@keyframes spin{to{transform:rotate(360deg)}}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-card);box-shadow:var(--shadow);padding:18px}.card.flat{box-shadow:none}.tile{background:var(--surface);border:1px solid var(--border);border-radius:18px;padding:14px;text-align:start;width:100%;transition:border-color .15s,box-shadow .15s}button.tile:hover,a.tile:hover{border-color:#cfcdec;box-shadow:var(--shadow)}.field{display:flex;flex-direction:column;gap:8px}.field>label{font-size:15px;font-weight:700}.input-wrap{display:flex;align-items:center;gap:6px;background:var(--surface);border:1px solid var(--border);border-radius:var(--r-field);min-height:58px;padding-inline:6px;transition:border-color .15s,box-shadow .15s}.input-wrap:focus-within{border-color:var(--primary);box-shadow:0 0 0 .6px var(--primary)}.input-wrap.error{border-color:var(--danger)}.input-wrap.disabled{opacity:.6}.input-icon{width:48px;height:46px;border-radius:10px;background:var(--purple-soft);color:var(--purple);display:grid;place-items:center;flex:none}.input-wrap input{flex:1;min-width:0;border:0;outline:0;background:transparent;padding:14px 10px;font-size:16px}.input-wrap input::placeholder,textarea::placeholder{color:var(--hint)}.field-error{color:var(--danger);font-size:12.5px}.textarea{width:100%;border:1px solid var(--border);border-radius:var(--r-field);background:var(--surface);padding:14px 16px;font-size:16px;line-height:1.7;resize:vertical;outline:0}.textarea:focus{border-color:var(--primary);box-shadow:0 0 0 .6px var(--primary)}.search{display:flex;align-items:center;gap:8px;padding:0 14px;min-height:54px;background:var(--surface);border:1px solid var(--border);border-radius:var(--r-field);color:var(--muted)}.search input{flex:1;border:0;outline:0;background:transparent;font-size:16px;color:var(--text)}.checkbox{display:inline-flex;align-items:center;gap:8px;cursor:pointer;-webkit-user-select:none;user-select:none}.checkbox input{width:20px;height:20px;accent-color:var(--primary)}.switch{position:relative;width:50px;height:30px;flex:none}.switch input{position:absolute;top:0;right:0;bottom:0;left:0;opacity:0;cursor:pointer;margin:0}.switch span{position:absolute;top:0;right:0;bottom:0;left:0;border-radius:30px;background:#d6d5ea;transition:background .2s;pointer-events:none}.switch span:after{content:"";position:absolute;top:3px;inset-inline-start:3px;width:24px;height:24px;border-radius:50%;background:#fff;box-shadow:0 2px 4px #0000002e;transition:transform .2s}.switch input:checked+span{background:var(--primary)}.switch input:checked+span:after{transform:translate(-20px)}.switch input:focus-visible+span{outline:2.5px solid var(--primary);outline-offset:2px}.notice{display:flex;align-items:flex-start;gap:10px;padding:12px 14px;border-radius:14px;font-size:14.5px}.notice svg{flex:none;margin-top:1px}.notice.info{background:var(--blue-soft);--ic: var(--primary)}.notice.success{background:var(--green-soft);--ic: var(--success)}.notice.warning{background:var(--amber-soft);--ic: var(--warning)}.notice.error{background:var(--red-soft);--ic: var(--danger)}.notice svg{color:var(--ic)}.chip{display:inline-flex;align-items:center;gap:4px;padding:4px 10px;border-radius:20px;font-size:13px;font-weight:700;white-space:nowrap;color:var(--c);background:var(--bg-c)}.choice{display:inline-flex;align-items:center;height:40px;padding:0 14px;border-radius:12px;border:1px solid var(--border);background:var(--surface);font-weight:600;font-size:15px;white-space:nowrap}.choice.on{background:var(--primary);border-color:var(--primary);color:#fff}.choice:disabled{opacity:.5}.state-view{display:grid;place-items:center;text-align:center;padding:48px 24px;min-height:280px}.state-view .bubble{width:88px;height:88px;border-radius:50%;background:var(--blue-soft);color:var(--primary);display:grid;place-items:center;margin:0 auto 18px}.loading-view{display:grid;place-items:center;min-height:280px;color:var(--primary)}.menu-tile{display:flex;align-items:center;gap:14px;padding:12px;border-radius:var(--r);border:1px solid var(--border);background:var(--surface);width:100%;text-align:start}.menu-tile:hover{border-color:#cfcdec}.menu-tile .ic{width:56px;height:56px;border-radius:15px;display:grid;place-items:center;flex:none}.menu-tile.danger{background:var(--red-soft);border-color:transparent;color:var(--danger)}.menu-tile.static{cursor:default}.icon-box{display:grid;place-items:center;flex:none}.progress{height:var(--h, 7px);border-radius:6px;background:var(--track, var(--border));overflow:hidden}.progress>i{display:block;height:100%;background:var(--fill, var(--primary));border-radius:inherit;transition:width .3s}.section-head{display:flex;align-items:center;gap:8px;margin-bottom:10px}.appbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:4px;min-height:64px;padding:8px;background:color-mix(in srgb,var(--bg) 88%,transparent);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.appbar .title{flex:1;text-align:center;font-size:20px;font-weight:700;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;display:flex;align-items:center;justify-content:center;gap:8px}.appbar .side{min-width:44px;display:flex;align-items:center;gap:2px}.appbar.transparent{background:transparent;-webkit-backdrop-filter:none;backdrop-filter:none}.appbar.white{background:color-mix(in srgb,var(--surface) 90%,transparent)}.toaster{position:fixed;inset-inline:0;bottom:calc(var(--nav-h) + 16px);display:flex;flex-direction:column;align-items:center;gap:8px;z-index:100;pointer-events:none;padding:0 16px}.toast{pointer-events:auto;display:flex;align-items:center;gap:10px;color:#fff;padding:12px 16px;border-radius:12px;max-width:560px;width:100%;box-shadow:0 10px 30px #15144b40;animation:toast-in .22s ease-out;font-size:15px}.toast.success{background:var(--success)}.toast.error{background:var(--danger)}@keyframes toast-in{0%{opacity:0;transform:translateY(12px)}}@media (min-width: 1024px){.toaster{bottom:24px}}.overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:90;background:#15144b6b;display:grid;place-items:center;padding:20px;animation:fade .18s ease-out}@keyframes fade{0%{opacity:0}}.dialog{background:var(--surface);border-radius:22px;width:100%;max-width:440px;padding:24px;box-shadow:0 20px 60px #15144b4d;animation:pop .2s ease-out;max-height:calc(100vh - 40px);overflow:auto}@keyframes pop{0%{opacity:0;transform:scale(.96)}}.dialog-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:20px}.overlay.sheet{place-items:end center;padding:0}.sheet-panel{background:var(--surface);width:100%;max-width:640px;border-radius:24px 24px 0 0;padding:8px 0 calc(16px + env(safe-area-inset-bottom));max-height:88vh;display:flex;flex-direction:column;animation:up .24s ease-out}.sheet-panel .handle{width:36px;height:4px;border-radius:4px;background:var(--border);margin:6px auto 12px;flex:none}.sheet-body{overflow:auto;padding:0 20px}@keyframes up{0%{transform:translateY(40px);opacity:0}}@media (min-width: 720px){.overlay.sheet{place-items:center;padding:20px}.sheet-panel{border-radius:24px}}.expand{background:var(--surface);border:1px solid var(--border);border-radius:var(--r);overflow:hidden}.expand-head{display:flex;align-items:center;gap:12px;width:100%;padding:12px 14px;background:none;border:0;text-align:start}.expand-head .chev{transition:transform .2s;color:var(--muted);flex:none}.expand.open .expand-head .chev{transform:rotate(180deg)}.expand-body{padding:0 14px 14px}.steps{display:flex;justify-content:center;gap:8px}.steps i{width:10px;height:10px;border-radius:10px;background:var(--border);transition:all .22s}.steps i.done{background:var(--purple)}.steps i.active{width:28px;background:var(--primary)}.waves{position:relative;background:var(--surface);overflow:hidden;isolation:isolate}.waves>svg.wave-art{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;z-index:-1;pointer-events:none}.avatar{border-radius:50%;overflow:hidden;background:var(--purple-soft);color:var(--purple);display:grid;place-items:center;font-weight:800;flex:none}.avatar img{width:100%;height:100%;object-fit:cover}.shell{min-height:100%}.shell-main{min-height:100vh;padding-bottom:calc(var(--nav-h) + env(safe-area-inset-bottom) + 8px)}.bottom-nav{position:fixed;inset-inline:0;bottom:0;z-index:30;background:var(--surface);box-shadow:var(--shadow-up);padding:8px 10px calc(6px + env(safe-area-inset-bottom));display:flex}.nav-item{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;padding:8px 2px;border-radius:18px;color:var(--muted);font-size:13px;font-weight:500;transition:background .2s,color .2s;position:relative}.nav-item.active{background:var(--blue-soft);color:var(--primary);font-weight:700}.nav-item .on{display:none}.nav-item.active .on{display:block}.nav-item.active .off,.side-nav{display:none}@media (min-width: 1024px){.shell{display:grid;grid-template-columns:var(--side-w) minmax(0,1fr)}.shell-main{padding-bottom:32px}.bottom-nav{display:none}.side-nav{display:flex;flex-direction:column;position:sticky;top:0;height:100vh;background:var(--surface);border-inline-end:1px solid var(--border);padding:22px 16px;gap:6px;overflow:hidden}.side-brand{display:flex;align-items:center;gap:10px;padding:4px 8px 22px}.side-nav .nav-item{flex:none;flex-direction:row;gap:14px;padding:13px 16px;font-size:16px;border-radius:14px}.side-nav .nav-item:hover:not(.active){background:var(--bg);color:var(--text)}.side-foot{margin-top:auto;padding:14px 8px 0;border-top:1px solid var(--divider)}}.page{width:100%;max-width:760px;margin:0 auto;padding:0 16px 28px}.page.wide{max-width:1040px}.page.full{max-width:none;padding:0}.page-pad-top{padding-top:12px}@media (min-width: 1024px){.page{padding-inline:28px}.appbar{padding-inline:20px}}.standalone{min-height:100vh}.auth-page{min-height:100vh;background:var(--surface)}.auth-col{width:100%;max-width:480px;margin:0 auto}@media (min-width: 900px){.auth-split{display:grid;grid-template-columns:1fr 1fr;min-height:100vh}.auth-art{display:grid!important;place-items:center;background:var(--navy);color:#fff;position:relative;overflow:hidden;padding:48px}.auth-split .auth-col{align-self:center;padding:24px 0}}.auth-art{display:none}