:root{font-family:DM Sans,system-ui,sans-serif;color:#252421;background:#faf9f7;font-synthesis:none;--accent:#ffd51f;--border:#e9e6e1}*{box-sizing:border-box}body{margin:0;min-width:320px;background:#faf9f7}button,input,textarea,select{font:inherit}button{cursor:pointer}.app-shell{display:grid;grid-template-columns:248px 1fr;min-height:100vh}.sidebar{position:fixed;inset:0 auto 0 0;width:248px;background:#f4f2ef;border-right:1px solid var(--border);padding:22px 14px;display:flex;flex-direction:column;z-index:20}.brand{display:flex;align-items:center;gap:11px;font-family:Manrope,sans-serif;font-weight:700;font-size:19px;padding:0 10px 26px}.brand-mark{display:grid;place-items:center;width:31px;height:31px;border-radius:9px;background:#292825;color:#fff}.mobile-close{display:none;margin-left:auto;background:none;border:0}.sidebar nav{display:grid;gap:4px}.nav-item{border:0;background:transparent;color:#65625d;border-radius:8px;padding:10px 11px;display:flex;align-items:center;gap:11px;width:100%;text-align:left}.nav-item svg{width:19px}.nav-item:hover,.nav-item.active{background:#e8e5e1;color:#252421}.nav-item.active{font-weight:600}.nav-item b{margin-left:auto;background:#ded9ff;color:#5147e5;border-radius:99px;padding:2px 7px;font-size:11px}.sidebar-bottom{margin-top:auto}.profile{border-top:1px solid #dedbd6;margin-top:12px;padding:18px 8px 2px;display:grid;grid-template-columns:34px 1fr auto;align-items:center;gap:10px}.avatar{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:#dcd8ff;color:#4f46d8;font-weight:700}.profile div:nth-child(2){display:flex;flex-direction:column;font-size:13px}.profile span{font-size:11px;color:#85817b;margin-top:2px}.profile svg{color:#8b8780}main{grid-column:2;min-width:0}.topbar{height:70px;border-bottom:1px solid var(--border);background:#faf9f7e0;backdrop-filter:blur(12px);display:flex;align-items:center;padding:0 42px;position:sticky;top:0;z-index:10}.search{display:flex;align-items:center;gap:10px;width:min(430px,50vw);color:#8f8b84}.search input{border:0;background:transparent;outline:0;width:100%;color:#333}.status-dot{margin-left:auto;font-size:12px;color:#747069;border:1px solid var(--border);padding:5px 10px;border-radius:99px;background:#fff}.menu-button{display:none;background:none;border:0}.content{max-width:1180px;margin:0 auto;padding:56px 48px 70px}.welcome,.page-heading{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:34px}.eyebrow{text-transform:uppercase;letter-spacing:.12em;font-size:11px;font-weight:700;color:#8c877f}.welcome h1,.page-heading h1{font:700 35px/1.15 Manrope;margin:8px 0}.welcome p,.page-heading p{color:#77736c;margin:0}.primary,.dark-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:9px;padding:11px 16px;font-weight:600}.primary{background:var(--accent);color:#252421;box-shadow:0 4px 12px #ffd51f38}.primary:disabled{opacity:.48;cursor:not-allowed}.dark-button{background:#292825;color:#fff}.focus-card{background:#e8e5ff;border:1px solid #dcd7ff;border-radius:15px;padding:29px 32px;display:flex;justify-content:space-between;align-items:center}.focus-label{display:inline-flex;align-items:center;gap:7px;font-size:12px;color:#5a51d6;font-weight:700}.focus-card h2{font:700 23px Manrope;margin:10px 0 5px}.focus-card p{color:#66617b;margin:0 0 18px}.focus-ring{width:106px;height:106px;border:8px solid #fff;border-top-color:#766df2;border-radius:50%;display:flex;align-items:center;justify-content:center;gap:6px;transform:rotate(18deg)}.focus-ring>*{transform:rotate(-18deg)}.focus-ring strong{font:700 28px Manrope}.focus-ring span{font-size:11px;color:#6f6a7b;line-height:1.2}.section-title{display:flex;justify-content:space-between;align-items:flex-end;margin:40px 0 18px}.section-title h2{font:700 21px Manrope;margin:0 0 4px}.section-title p{font-size:14px;color:#7d7972;margin:0}.text-button{border:0;background:transparent;color:#6058d8;display:inline-flex;align-items:center;gap:4px;font-weight:600;font-size:13px}.subject-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.subject-grid.large{grid-template-columns:repeat(3,1fr)}.subject-card,.add-subject{background:#fff;border:1px solid var(--border);border-radius:12px;padding:18px;text-align:left;transition:.18s transform,.18s box-shadow}.subject-card:hover,.add-subject:hover{transform:translateY(-2px);box-shadow:0 8px 25px #312d2410}.subject-icon{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;font-weight:700;font-size:18px}.subject-heading{display:flex;justify-content:space-between;align-items:center;margin-top:19px}.subject-heading h3{font:700 16px Manrope;margin:0}.subject-heading svg{color:#aaa59d}.subject-card>p{font-size:12px;color:#827e77;margin:6px 0 16px}.progress-row{display:flex;align-items:center;gap:8px}.progress{height:5px;background:#edeae6;border-radius:99px;flex:1;overflow:hidden}.progress span{height:100%;display:block;background:#6c63ff;border-radius:99px}.progress-row small{color:#77736d;font-size:10px}.card-meta{border-top:1px solid #f0eeeb;margin-top:16px;padding-top:12px;display:flex;justify-content:space-between;color:#928e87;font-size:10px}.add-subject{display:flex;min-height:220px;flex-direction:column;align-items:center;justify-content:center;color:#88837c}.add-subject svg{border:1px solid var(--border);background:#faf9f7;border-radius:9px;padding:7px;width:37px;height:37px;margin-bottom:13px}.add-subject strong{color:#55514b}.add-subject span{font-size:11px;margin-top:5px}.stats{display:grid;grid-template-columns:repeat(3,1fr);background:#fff;border:1px solid var(--border);border-radius:12px;margin-top:28px}.stats>div{padding:20px 24px;display:grid}.stats>div+div{border-left:1px solid var(--border)}.stats span{font-size:11px;color:#85817a;text-transform:uppercase;letter-spacing:.08em}.stats strong{font:700 25px Manrope;margin:7px 0 2px}.stats small{color:#8c8881}.inline-form{display:flex;gap:9px;background:#fff;border:1px solid var(--border);padding:13px;border-radius:12px;margin-bottom:24px}.inline-form input{flex:1;border:1px solid var(--border);border-radius:8px;padding:10px}.icon-button{border:0;background:transparent}.import-layout{display:grid;grid-template-columns:minmax(0,2fr) minmax(220px,1fr);gap:22px}.panel,.privacy-card,.result-panel{background:#fff;border:1px solid var(--border);border-radius:13px;padding:27px}.field-label{display:block;font-weight:600;font-size:13px;margin:0 0 9px}.panel select{width:100%;padding:11px;border:1px solid var(--border);border-radius:8px;background:#fff;margin-bottom:26px}.dropzone{width:100%;min-height:155px;border:1.5px dashed #ccc7bf;border-radius:11px;background:#fbfaf9;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;color:#635f58}.dropzone span{display:grid;place-items:center;width:40px;height:40px;background:#eeecff;color:#5a51dd;border-radius:10px;margin-bottom:3px}.dropzone small{color:#99948c}.or{display:flex;align-items:center;color:#9c9891;font-size:11px;margin:20px 0}.or:before,.or:after{content:"";height:1px;background:var(--border);flex:1}.or span{padding:0 12px}.panel textarea{width:100%;min-height:160px;resize:vertical;border:1px solid var(--border);border-radius:9px;padding:13px;line-height:1.5}.generate-row{display:flex;justify-content:space-between;align-items:center;margin-top:14px}.generate-row small{color:#99958e}.privacy-card{align-self:start;background:#f4f9f5}.shield{width:35px;height:35px;background:#d8efe0;color:#268650;border-radius:50%;display:grid;place-items:center;font-weight:700}.privacy-card h3{font:700 16px Manrope;margin:16px 0 8px}.privacy-card p,.privacy-card li{font-size:12px;color:#6f766f;line-height:1.55}.privacy-card ul{list-style:"✓  ";padding-left:17px}.result-panel{margin-top:22px}.result-panel h2{font:700 20px Manrope}.result-panel>p{line-height:1.65;color:#625f59}.result-cards{display:grid;gap:9px}.result-cards>div{display:grid;gap:4px;padding:13px;background:#faf9f7;border-radius:8px}.result-cards span{font-size:13px;color:#706c66}.learn-shell{max-width:740px;margin:0 auto}.learn-top{display:flex;justify-content:space-between;align-items:center;color:#76716b;font-size:13px}.learn-progress{height:5px;background:#e9e6e2;border-radius:99px;margin:18px 0 45px;overflow:hidden}.learn-progress span{display:block;height:100%;background:#6c63ff}.flashcard{min-height:350px;background:#fff;border:1px solid var(--border);border-radius:18px;box-shadow:0 18px 55px #3c362b10;padding:56px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;transition:.2s}.flashcard:hover{transform:translateY(-2px)}.flashcard.revealed{background:#f5f3ff}.card-type{text-transform:uppercase;letter-spacing:.12em;font-size:11px;color:#7870dc;font-weight:700}.flashcard h2{font:600 27px/1.45 Manrope;max-width:580px}.flashcard small{color:#9c9891;margin-top:24px}.reveal-button{display:flex;margin:22px auto}.rating{text-align:center;margin-top:25px}.rating p{color:#77736c}.rating div{display:flex;justify-content:center;gap:12px}.rating button{border-radius:9px;padding:11px 26px;font-weight:600}.again{background:#fff4ef;border:1px solid #f1cec0;color:#b75533}.known{background:#eaf7ee;border:1px solid #bedfc8;color:#267a43}.session-score{text-align:center;color:#8b867f;font-size:13px}.empty{text-align:center;padding:100px}.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}.scrim{display:none}@media(max-width:1000px){.subject-grid,.subject-grid.large{grid-template-columns:repeat(2,1fr)}.content{padding:42px 30px}.topbar{padding:0 30px}}@media(max-width:720px){.app-shell{display:block}.sidebar{transform:translate(-100%);transition:.2s}.sidebar.open{transform:none}.mobile-close{display:block}.scrim{display:block;position:fixed;inset:0;background:#25221d55;border:0;z-index:15}main{min-height:100vh}.topbar{padding:0 18px;height:62px}.menu-button{display:block;margin-right:10px}.search{width:auto;flex:1}.status-dot{display:none}.content{padding:31px 18px 55px}.welcome,.page-heading{align-items:flex-start;gap:22px;flex-direction:column}.welcome h1,.page-heading h1{font-size:30px}.focus-card{padding:24px}.focus-ring{display:none}.subject-grid,.subject-grid.large{grid-template-columns:1fr 1fr}.stats{grid-template-columns:1fr}.stats>div+div{border-left:0;border-top:1px solid var(--border)}.import-layout{grid-template-columns:1fr}.flashcard{min-height:330px;padding:30px}.learn-top span:nth-child(2){display:none}}@media(max-width:480px){.subject-grid,.subject-grid.large{grid-template-columns:1fr}.subject-card{min-height:auto}.add-subject{min-height:150px}.section-title{align-items:flex-start}.section-title .text-button{display:none}.focus-card h2{font-size:20px}.generate-row{align-items:stretch;flex-direction:column;gap:10px}.generate-row .primary{width:100%}.inline-form{flex-wrap:wrap}.inline-form input{flex-basis:100%}.learn-top{font-size:11px}.flashcard h2{font-size:22px}.rating button{padding:11px 20px}}.auth-screen{min-height:100vh;display:grid;place-items:center;padding:24px;background:linear-gradient(145deg,#faf9f7,#eeecff)}.auth-screen>p{color:#77736c}.login-card{width:min(430px,100%);background:#fff;border:1px solid var(--border);border-radius:18px;padding:42px;box-shadow:0 24px 70px #312d2414}.login-brand{padding:0 0 34px}.login-card h1{font:700 30px/1.2 Manrope,sans-serif;margin:10px 0}.login-card>p{color:#716d66;line-height:1.55}.login-button{width:100%;margin:20px 0 14px}.auth-note,.auth-error{display:block;text-align:center;font-size:11px}.auth-note{color:#97928a}.auth-error{color:#b04444;margin-bottom:12px}.profile{width:100%;border-left:0;border-right:0;border-bottom:0;background:transparent;text-align:left}.avatar{overflow:hidden}.avatar img{width:100%;height:100%;object-fit:cover}.subject-wrap{background:#fff;border:1px solid var(--border);border-radius:12px;overflow:hidden}.subject-wrap .subject-card{width:100%;border:0;border-radius:0;min-height:190px}.subject-actions{display:flex;border-top:1px solid var(--border)}.subject-actions button{flex:1;border:0;background:#fff;padding:11px;display:flex;align-items:center;justify-content:center;gap:6px;color:#6d6962;font-size:12px}.subject-actions button+button{border-left:1px solid var(--border)}.subject-actions .danger-link{color:#ae493f}.subject-edit{padding:20px;min-height:190px;display:flex;flex-direction:column;justify-content:center;gap:10px}.subject-edit input{padding:11px;border:1px solid var(--border);border-radius:8px}.empty-state{text-align:center;padding:70px 24px;border:1px dashed #d8d3cc;border-radius:14px;background:#fff;color:#77736c}.empty-state svg{width:36px;height:36px;color:#6c63ff}.empty-state h2{font:700 22px Manrope;color:#292825}.topic-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.topic-card{border:1px solid var(--border);border-radius:14px;background:#fff;padding:24px;text-align:left;transition:.18s}.topic-card:hover{transform:translateY(-2px);box-shadow:0 10px 30px #312d2410}.topic-source{font-size:11px;color:#817c75}.topic-card h2{font:700 20px Manrope;margin:8px 0}.topic-card p{color:#77736c;line-height:1.55;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.topic-card strong{display:flex;align-items:center;gap:5px;color:#5d55d7;font-size:13px}.help-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:24px}.help-grid section,.settings-card{background:#fff;border:1px solid var(--border);border-radius:14px;padding:25px}.help-grid section>strong{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:#e9e6ff;color:#5c54dc}.help-grid h2{font:700 18px Manrope}.help-grid p,.settings-card p{color:#77736c;line-height:1.55}.settings-card{max-width:700px}.settings-profile{display:flex;align-items:center;gap:16px}.large-avatar{width:54px;height:54px}.settings-profile h2{font:700 21px Manrope;margin:0}.settings-profile p{margin:4px 0}.settings-counts{display:flex;gap:12px;margin:25px 0}.settings-counts span{background:#f7f5f2;border-radius:8px;padding:12px 16px}.settings-counts strong{display:block;font-size:20px}.danger-button{display:inline-flex;align-items:center;gap:7px;border:1px solid #e6c8c3;color:#a23f35;background:#fff7f5;border-radius:8px;padding:10px 14px;font-weight:600}@media(max-width:720px){.topic-grid,.help-grid{grid-template-columns:1fr}.settings-counts{flex-wrap:wrap}}.card-manager-heading{align-items:flex-end}.card-manager-heading .text-button{padding:0}.card-editor-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.card-editor{background:#fff;border:1px solid var(--border);border-radius:14px;padding:20px}.card-editor-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}.card-editor-top .danger-link{display:flex;align-items:center;gap:5px;border:0;background:transparent;color:#a7493e}.card-editor label{display:grid;gap:6px;font-size:12px;font-weight:700;margin-top:12px}.card-editor textarea{width:100%;min-height:76px;resize:vertical;border:1px solid var(--border);border-radius:8px;padding:10px;font-weight:400;line-height:1.45}.card-editor-image{width:100%;height:170px;object-fit:cover;border-radius:9px}.image-hint{display:flex;gap:7px;align-items:flex-start;background:#f4f2ff;color:#645dc1;border-radius:8px;padding:10px;font-size:12px;line-height:1.4}.image-upload{display:flex!important;align-items:center;justify-content:center;gap:7px;border:1px dashed #bbb5ab;border-radius:8px;padding:11px;color:#5f58d4;cursor:pointer}.image-upload input{display:none}.add-card-button{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;border:1px dashed #bbb5ab;border-radius:12px;background:#fff;padding:16px;margin-top:16px;color:#5f58d4;font-weight:700}.flashcard-image{width:min(100%,420px);max-height:190px;object-fit:contain;border-radius:10px;margin-bottom:18px}.result-cards small{color:#7067c4;margin-top:3px}.brand-copy{display:flex;flex-direction:column;line-height:1.1}.brand-copy small{font:500 8px/1.2 DM Sans,sans-serif;color:#8a857e;margin-top:4px;letter-spacing:.02em}.empty-action{margin-top:18px}@media(max-width:760px){.card-editor-list{grid-template-columns:1fr}.card-manager-heading{align-items:flex-start}}.logo-mark{background:#252421;padding:5px}.logo-mark img{width:100%;height:100%;object-fit:contain}.primary{color:#252421}.focus-card{background:#fff7c7;border-color:#f2de76}.focus-label,.text-button,.topic-card strong,.image-upload,.add-card-button{color:#8a6b00}.learn-progress span,.progress span{background:#ffd51f}.scope-tabs{display:flex;gap:8px;margin:-10px 0 24px}.scope-tabs button{border:1px solid var(--border);background:#fff;border-radius:99px;padding:9px 18px;font-weight:700}.scope-tabs button.active{background:#252421;color:#fff;border-color:#252421}.scope-all{width:100%;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:18px;text-align:left;background:#fff;border:1px solid var(--border);border-radius:14px;padding:25px}.scope-all>svg:first-child{width:38px;height:38px;color:#d5ad00}.scope-all h2{margin:0 0 4px;font:700 21px Manrope}.scope-all p{margin:0;color:#77736c}.stats-overview{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.stats-overview section,.stats-sections section{background:#fff;border:1px solid var(--border);border-radius:13px;padding:20px}.stats-overview section{display:grid;gap:5px}.stats-overview span{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:#827d75}.stats-overview strong{font:700 26px Manrope}.stats-overview small{color:#77736c;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.stats-sections{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:16px}.stats-sections h2{font:700 18px Manrope;margin:0 0 18px}.stat-row{display:grid;grid-template-columns:minmax(120px,1fr) 1fr 42px;align-items:center;gap:12px;margin:13px 0;font-size:13px}.stat-bar{height:7px;background:#eeeae4;border-radius:99px;overflow:hidden}.stat-bar i{display:block;height:100%;background:#ffd51f;border-radius:99px}.stat-row strong{text-align:right}@media(max-width:850px){.stats-overview{grid-template-columns:1fr 1fr}.stats-sections{grid-template-columns:1fr}}@media(max-width:480px){.stats-overview{grid-template-columns:1fr}.scope-tabs{overflow:auto}}