:root{--bg:#f6f7fa;--surface:#fff;--surface2:#f0f1f6;--ink:#172032;--muted:#7d8494;--line:#e8eaf1;--violet:#7358d8;--violet2:#a48bef;--mint:#daf3d9;--mint-deep:#2b8062;--peach:#ffe7d6;--nav:#151a2c;--nav2:#20263a;--radius:18px;--shadow:0 12px 35px rgba(25,31,55,.035);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;color:var(--ink);background:var(--bg);font-synthesis:none}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-height:100vh}button,input,textarea,select{font:inherit}button{cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #a18af0;outline-offset:2px}a{text-decoration:none;color:inherit}svg{display:block;flex-shrink:0}button{border:0}::selection{background:#d5c5ff}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-thumb{border-radius:10px;background:#d8dbe5}
.app-shell{display:grid;grid-template-columns:252px minmax(0,1fr);min-height:100vh}.sidebar{background:var(--nav);color:#fff;padding:30px 17px 22px;position:sticky;top:0;height:100vh;display:flex;flex-direction:column;overflow-y:auto;z-index:11}.brand{display:flex;align-items:center;gap:11px;padding:4px 10px 35px}.brand-icon{width:42px;height:42px;border-radius:13px;background:#9d8cff;color:#13172a;display:grid;place-items:center;font-weight:900;font-size:24px;letter-spacing:-3px}.brand-name{font-size:20px;font-weight:840;letter-spacing:-.9px;line-height:1}.brand-small{color:#9ba0b5;font-size:10px;letter-spacing:1.2px;margin-top:5px;font-weight:700;text-transform:uppercase}.nav-heading{font-size:10px;color:#777e99;letter-spacing:1.7px;font-weight:800;text-transform:uppercase;margin:15px 14px 12px}.nav-button{display:flex;align-items:center;gap:13px;width:100%;background:transparent;color:#aeb3c9;text-align:left;padding:13px 14px;border-radius:12px;font-size:13px;font-weight:610;transition:.18s}.nav-button:hover{background:#252b43;color:white}.nav-button.active{background:#383454;color:#fff}.nav-button.active svg{color:#cdbfff}.nav-button .mini-tag{font-size:9px;background:#303548;color:#b5bacb;padding:4px 6px;border-radius:5px;margin-left:auto}.sidebar-bottom{margin-top:auto;padding:22px 8px 0}.sidebar-card{background:#272c42;border:1px solid #343950;border-radius:17px;padding:16px}.sidebar-card-head{display:flex;align-items:center;gap:9px;color:white;font-size:13px;font-weight:750}.sidebar-card p{font-size:11px;color:#a8afc1;line-height:1.6;margin:10px 0 12px}.sidebar-progress{height:5px;background:#464b61;border-radius:9px;overflow:hidden}.sidebar-progress span{display:block;height:100%;background:#b5f1c1;border-radius:9px}.sidebar-meta{font-size:10px;color:#81869a;margin-top:17px;text-align:center}
.main-area{min-width:0}.topbar{height:91px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.75);display:flex;align-items:center;justify-content:space-between;padding:0 44px;gap:24px;position:sticky;top:0;z-index:9;backdrop-filter:blur(16px)}.breadcrumb{display:flex;align-items:center;gap:12px;min-width:0}.crumb-app{font-size:12px;color:#99a0af}.crumb-current{font-size:13px;font-weight:760;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.top-actions{display:flex;align-items:center;gap:15px}.global-search{height:40px;background:#f2f3f7;border:1px solid #e9eaf1;border-radius:12px;display:flex;align-items:center;gap:9px;padding:0 12px;width:270px;color:#9096a7;transition:.2s}.global-search:focus-within{border-color:#b7a2ef;background:white}.global-search input{background:none;border:0;outline:none!important;font-size:12px;min-width:0;width:100%;color:var(--ink)}.global-search input::placeholder{color:#a7acb9}.top-icon{width:40px;height:40px;border-radius:12px;background:#f1f2f7;display:grid;place-items:center;color:#737b8e}.top-icon:hover{background:#e5defb;color:var(--violet)}.avatar{width:36px;height:36px;display:grid;place-items:center;border-radius:12px;color:#fff;background:#292e43;font-size:12px;font-weight:800}.page{max-width:1360px;margin:0 auto;padding:37px 44px 110px}.section-kicker{font-size:11px;letter-spacing:2.2px;font-weight:850;color:var(--violet);text-transform:uppercase}.page-title{font-size:30px;font-weight:820;line-height:1.18;letter-spacing:-1.05px;margin:10px 0 8px}.page-subtitle{font-size:13px;line-height:1.7;color:var(--muted);margin:0}.page-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:25px}.section-title{font-size:18px;font-weight:800;letter-spacing:-.5px;margin:0}.section-sub{font-size:12px;color:var(--muted);margin:7px 0 0;line-height:1.6}.section-header{display:flex;align-items:center;justify-content:space-between;gap:14px;margin:34px 0 17px}.link-button{display:inline-flex;align-items:center;gap:6px;color:var(--violet);font-size:12px;background:none;font-weight:750;padding:8px 4px}.link-button:hover{text-decoration:underline}.eyebrow{font-size:10px;letter-spacing:1.5px;text-transform:uppercase;font-weight:800;color:#7f88a0}
.hero{display:grid;grid-template-columns:minmax(0,1fr) 340px;min-height:290px;background:linear-gradient(123deg,#dcd3ff 0%,#eae6ff 53%,#eeeafa 100%);border-radius:24px;padding:36px 40px;overflow:hidden;position:relative;box-shadow:var(--shadow)}.hero:after{content:"";position:absolute;width:260px;height:260px;border:1px solid rgba(113,83,187,.13);border-radius:50%;right:72px;bottom:-155px}.hero-copy{position:relative;z-index:1}.hero-badge{display:inline-flex;align-items:center;gap:7px;background:#fff8;padding:8px 12px;border-radius:100px;color:#5b46ad;font-size:10px;font-weight:750;letter-spacing:.6px}.hero h1{font-size:clamp(31px,3.3vw,44px);letter-spacing:-1.7px;font-weight:850;line-height:1.1;max-width:540px;margin:19px 0 14px}.hero p{font-size:13px;line-height:1.75;color:#656381;max-width:425px;margin:0 0 23px}.hero-illustration{display:grid;place-items:center;position:relative;z-index:1}.illustration-blob{position:absolute;width:245px;height:245px;border-radius:48% 52% 63% 37%;background:#b9a9ff;transform:rotate(22deg);opacity:.48}.floating-card{background:#fff;border:1px solid #ffffffb8;box-shadow:0 22px 50px #5d4a9926;border-radius:18px;position:absolute;padding:16px;transform:rotate(-8deg);width:198px;height:184px;left:70px;top:38px}.floating-card:before{content:"";width:49px;height:6px;border-radius:10px;background:#d9d8e8;display:block;margin-bottom:16px}.float-lines i{display:block;height:8px;background:#e7e4f4;border-radius:6px;margin:12px 0}.float-lines i:nth-child(2){width:82%}.float-lines i:nth-child(3){width:68%}.float-sticker{position:absolute;top:18px;right:16px;background:#bdf2c5;width:34px;height:34px;display:grid;place-items:center;border-radius:10px;color:#307755}.floating-word{position:absolute;bottom:16px;right:3px;padding:14px 16px;background:#1c2033;color:white;border-radius:13px;transform:rotate(9deg);font-size:12px;font-weight:800;box-shadow:0 12px 27px #2c1f5540}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--violet);color:white;padding:12px 16px;border-radius:11px;font-size:12px;font-weight:750;white-space:nowrap;transition:transform .15s,background .15s}.btn:hover{background:#5940bf;transform:translateY(-1px)}.btn-dark{background:#1e2336}.btn-dark:hover{background:#3e3a5c}.btn-light{background:#f0eefb;color:#694dc1}.btn-light:hover{background:#e2dbf7}.btn-outline{background:white;color:#4e5668;border:1px solid #e4e6ee}.btn-outline:hover{background:#f4f2ff}.btn-ghost{background:transparent;color:#636b80}.btn-ghost:hover{background:#f0f1f7}.btn-sm{padding:9px 11px;font-size:11px}.btn svg{width:16px;height:16px}.btn[disabled]{opacity:.4;cursor:not-allowed;transform:none}
.metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:15px;margin:19px 0 0}.metric{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:19px;box-shadow:var(--shadow)}.metric-top{display:flex;align-items:center;justify-content:space-between}.metric-icon{width:35px;height:35px;border-radius:10px;display:grid;place-items:center}.metric-icon.violet{background:#eeeafa;color:#785bcc}.metric-icon.mint{background:#e7f6ea;color:#488f65}.metric-icon.orange{background:#fff1e7;color:#dc9058}.metric-icon.blue{background:#e8f0ff;color:#5880ce}.metric-val{font-size:26px;font-weight:820;letter-spacing:-1px;margin:12px 0 3px}.metric-label{font-size:11px;color:#8b91a0}.metric-sub{font-size:10px;color:#9ca2af;margin-top:3px}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px}.study-card{background:white;border:1px solid var(--line);border-radius:18px;padding:20px;box-shadow:var(--shadow);display:flex;flex-direction:column;min-height:205px;position:relative;transition:.2s;cursor:pointer}.study-card:hover{border-color:#c4b7f4;transform:translateY(-2px);box-shadow:0 15px 35px rgba(40,25,90,.06)}.card-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}.card-icon{height:42px;width:42px;display:grid;place-items:center;border-radius:12px;background:#efecff;color:#7860d2}.card-icon.Writing{background:#eeeaff;color:#785bd4}.card-icon.Vocabulary{background:#e7f7ed;color:#3d9569}.card-icon.Listening{background:#e8f0ff;color:#557ac5}.card-icon.Exam{background:#fff0e2;color:#d48a43}.card-icon.Speaking{background:#ffedf0;color:#d76679}.card-title{font-size:15px;font-weight:800;line-height:1.35;letter-spacing:-.3px}.card-desc{font-size:11px;color:#858c9c;line-height:1.65;margin:8px 0 15px;flex:1}.card-meta{font-size:10px;color:#9ba0ad;display:flex;gap:8px;align-items:center}.card-actions{display:flex;align-items:center;gap:4px}.icon-btn{height:31px;width:31px;border-radius:9px;color:#a0a5b4;background:transparent;display:grid;place-items:center}.icon-btn:hover{background:#f3f0ff;color:var(--violet)}.icon-btn.selected{color:#7153d0;background:#eee9fc}.icon-btn.done{color:#25805c;background:#e8f7ed}.pill{display:inline-flex;align-items:center;gap:6px;font-size:10px;font-weight:760;padding:7px 10px;border-radius:20px;background:#f1f0fa;color:#8173b3}.pill.success{background:#e8f8ed;color:#2e8157}.pill.muted{background:#f1f2f6;color:#8d93a1}.empty{background:white;border:1px dashed #d5d9e3;border-radius:18px;padding:45px 20px;display:grid;place-items:center;text-align:center;gap:9px;color:#969cac}.empty strong{font-size:14px;color:#293041}.empty p{margin:0;font-size:12px;max-width:330px;line-height:1.7}
.home-columns{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(265px,.8fr);gap:17px;margin-top:16px}.spotlight{border-radius:20px;background:#fff;border:1px solid var(--line);padding:24px;display:flex;flex-direction:column;justify-content:space-between;min-height:230px}.spotlight.purple{background:#24263f;color:white;border-color:#24263f;overflow:hidden;position:relative}.spotlight.purple:after{content:'C1';position:absolute;right:-5px;bottom:-62px;color:#ffffff0c;font-size:220px;font-weight:900;letter-spacing:-30px}.spotlight.purple p{color:#c3c3d5}.spotlight h3{font-size:19px;line-height:1.3;letter-spacing:-.4px;margin:15px 0 6px}.spotlight p{font-size:12px;line-height:1.65;color:#7f8797;margin:0;max-width:410px}.spotlight .btn{align-self:flex-start;margin-top:18px;z-index:1}.spotlight-tiny{font-size:10px;font-weight:850;letter-spacing:1.5px;text-transform:uppercase;opacity:.65}.source-strip{display:flex;align-items:center;gap:9px;margin-top:19px}.small-photo{width:42px;height:51px;object-fit:cover;border-radius:6px;border:1px solid #e5e4ed;transform:rotate(-4deg)}.small-photo:nth-child(even){transform:rotate(4deg)}
.filters{display:flex;gap:8px;flex-wrap:wrap;margin:20px 0 24px}.filter{border:1px solid #e7e8ef;background:white;color:#848a99;border-radius:10px;padding:10px 13px;font-size:11px;font-weight:720;white-space:nowrap}.filter:hover{border-color:#c1b8ed;color:var(--violet)}.filter.active{background:#272740;color:white;border-color:#272740}.filter .filter-count{opacity:.6;margin-left:5px}.list-banner{background:linear-gradient(105deg,#22243c,#393256);color:white;border-radius:17px;padding:20px 23px;display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:22px}.list-banner strong{font-size:16px}.list-banner p{font-size:12px;line-height:1.65;color:#c4bfd8;margin:5px 0 0}
.detail-back{display:inline-flex;gap:7px;align-items:center;color:#7e8595;font-size:12px;font-weight:750;background:none;padding:8px 0;margin-bottom:20px}.detail-heading{background:white;border:1px solid var(--line);border-radius:21px;padding:27px 29px;display:flex;align-items:flex-start;justify-content:space-between;gap:18px;margin-bottom:20px}.detail-heading h1{font-size:26px;line-height:1.25;letter-spacing:-.8px;margin:10px 0}.detail-heading p{margin:0;color:#858c9a;line-height:1.65;font-size:13px}.detail-meta{margin-top:17px;display:flex;gap:10px;flex-wrap:wrap}.detail-actions{display:flex;gap:7px;flex-wrap:wrap;justify-content:flex-end}.detail-layout{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:18px}.reading-card{background:#fff;border:1px solid var(--line);border-radius:19px;padding:27px 31px}.reading-section{padding:8px 0 25px;margin-bottom:18px;border-bottom:1px solid var(--line)}.reading-section:last-child{border:0;margin:0;padding-bottom:0}.reading-section h3{font-size:16px;letter-spacing:-.3px;margin:0 0 16px}.step-list{margin:0;padding:0;counter-reset:item;list-style:none;display:grid;gap:12px}.step-list li{counter-increment:item;display:flex;gap:12px;align-items:flex-start;font-size:12px;line-height:1.7;color:#515b6c}.step-list li:before{content:counter(item,decimal-leading-zero);font-size:10px;font-weight:850;color:var(--violet);background:#f2effd;border-radius:7px;min-width:29px;text-align:center;padding:5px 3px}.bullet-list{margin:0;padding-left:20px;display:grid;gap:11px;font-size:12px;line-height:1.75;color:#4b5669}.bullet-list li::marker{color:#a993ed}.phrase-list{display:grid;gap:9px}.phrase{border:1px solid #eceef3;border-radius:12px;padding:13px 15px;background:#fafbfd;display:flex;align-items:center;gap:10px;justify-content:space-between}.phrase strong{display:block;font-size:12px;line-height:1.6;color:#2b3245;font-weight:730}.phrase span{display:block;font-size:11px;color:#8b92a0;margin-top:4px;line-height:1.55}.phrase-copy{color:#b0a8ce;background:white;border:1px solid #ebebf1;border-radius:8px;width:30px;height:30px;display:grid;place-items:center;flex:none}.phrase-copy:hover{background:#ebe7fb;color:var(--violet)}.chip-list{display:flex;flex-wrap:wrap;gap:8px}.chip{padding:9px 11px;border-radius:8px;font-size:11px;color:#595c78;background:#f1f0fb}.inline-note{margin-top:14px;padding:13px 15px;background:#fff9ee;border:1px solid #faeed6;border-radius:10px;color:#816d4c;font-size:11px;line-height:1.7}.side-card{background:white;border:1px solid var(--line);padding:18px;border-radius:17px;margin-bottom:15px}.side-card h3{font-size:12px;margin:0 0 13px}.side-card p{font-size:11px;line-height:1.7;color:#8c93a1;margin:6px 0}.photo-thumb{width:100%;height:145px;object-fit:cover;object-position:top center;border-radius:11px;border:1px solid #ebecf0}.side-card .photo-thumb{cursor:pointer}.source-mini{font-size:10px;line-height:1.5;color:#8b92a0;padding:8px 0;border-bottom:1px solid #f0f1f5}.source-mini:last-child{border:0}.source-mini button{color:#6956b4;background:none;padding:4px;font-weight:740;font-size:10px}.helper-box{background:#f0ebff;border-radius:15px;padding:18px}.helper-box strong{font-size:13px;color:#5a48ae}.helper-box p{font-size:11px;line-height:1.7;color:#8577ac}
.vocab-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.word-card{background:white;border:1px solid var(--line);border-radius:14px;padding:17px;min-height:123px}.word-head{display:flex;justify-content:space-between;gap:7px}.word-head strong{font-size:14px;line-height:1.4}.word-es{font-size:12px;color:#735bcd;margin-top:5px}.word-example{font-size:11px;font-style:italic;color:#8b93a0;margin:12px 0 0;line-height:1.5}.small-check{border:1px solid #e7e7ef;background:white;border-radius:9px;height:29px;width:29px;display:grid;place-items:center;color:#a4a9b5}.small-check.checked{background:#e5f5e9;color:#238459;border-color:#c8ead1}
.photo-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.photo-card{background:white;border:1px solid var(--line);border-radius:14px;overflow:hidden;text-align:left;cursor:pointer;transition:.18s}.photo-card:hover{transform:translateY(-2px);border-color:#c9bdf1}.photo-card img{width:100%;height:183px;object-fit:cover;object-position:top center;display:block;background:#eaeaea}.photo-card-body{padding:13px}.photo-card-body strong{display:block;font-size:11px;line-height:1.5}.photo-card-body span{display:block;margin-top:5px;font-size:10px;color:#979daa}
.practice-layout{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:18px}.practice-panel{background:white;border:1px solid var(--line);border-radius:20px;padding:25px;min-height:440px}.practice-panel h2{font-size:20px;letter-spacing:-.5px;margin:0 0 6px}.practice-panel p{font-size:12px;color:#8991a0;line-height:1.7}.flash{border:1px solid #e3ddf7;border-radius:22px;background:linear-gradient(142deg,#ede8ff,#f9f8ff);min-height:230px;margin:24px 0 15px;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:25px;cursor:pointer;position:relative}.flash:after{content:'↻ Pulsa para girar';font-size:10px;color:#a9a0bd;position:absolute;bottom:19px;left:0;right:0}.flash .card-term{font-size:clamp(23px,3vw,32px);font-weight:840;letter-spacing:-1px;line-height:1.2;margin:12px 0}.flash .card-translation{color:#6757ac;font-size:16px;font-weight:750;margin:6px 0}.flash .card-example{font-size:13px;color:#7b8191;font-style:italic;margin-top:12px}.flash-controls{display:flex;gap:9px;align-items:center;justify-content:space-between;flex-wrap:wrap}.flash-count{font-size:11px;color:#9da2b0}.side-tip{border-radius:18px;background:#fff2e8;padding:21px}.side-tip h3{font-size:14px;margin:10px 0}.side-tip p{font-size:11px;line-height:1.7;color:#937b6a}.quiz-options{display:grid;gap:10px;margin-top:25px}.quiz-option{display:flex;text-align:left;align-items:center;gap:12px;padding:14px 17px;border:1px solid #e8eaf1;background:#fff;border-radius:12px;font-size:12px;line-height:1.55;color:#454c60}.quiz-option:hover:not(:disabled){background:#f8f6ff;border-color:#c7b8f6}.quiz-option:disabled{cursor:default}.quiz-option.chosen{border-color:#a694ec;background:#f6f2ff}.quiz-option.right{border-color:#82c99d;background:#eefaf1;color:#297b4b}.quiz-option.wrong{border-color:#df9c9c;background:#fff2f2;color:#aa5555}.option-letter{display:grid;place-items:center;flex:none;height:26px;width:26px;border:1px solid #e9e6f3;border-radius:8px;font-size:10px;font-weight:850;color:#8d87a6;background:white}.feedback{margin:17px 0 0;padding:15px 17px;border-radius:13px;background:#f0f7f3;border:1px solid #d4eadc;color:#3c6c51;font-size:12px;line-height:1.7}.feedback.incorrect{background:#fff4f0;border-color:#f1dcd6;color:#8c625a}.quiz-topline{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:23px}.quiz-bar{height:6px;border-radius:6px;background:#edf0f4;overflow:hidden;flex:1}.quiz-bar span{display:block;height:100%;background:var(--violet)}.quiz-q{font-size:19px;line-height:1.45;font-weight:760;margin:0}.results{display:grid;place-items:center;text-align:center;padding:44px 10px}.result-score{font-size:63px;font-weight:850;letter-spacing:-3px;margin:10px 0 0;color:var(--violet)}
.notice{border:1px solid #eae3f7;background:#f7f4ff;padding:15px 17px;border-radius:12px;font-size:11px;line-height:1.7;color:#79728b}.exam-stat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin:23px 0}.exam-stat{background:white;border-radius:16px;border:1px solid var(--line);padding:20px}.exam-stat strong{font-size:22px;letter-spacing:-.7px}.exam-stat span{display:block;margin-top:6px;color:#8b91a0;font-size:11px}.note-editor{display:grid;gap:8px}.field-label{font-weight:730;font-size:11px;color:#545b6c}.form-control{width:100%;border:1px solid #e2e5ec;border-radius:10px;padding:13px 14px;font-size:12px;line-height:1.5;outline:none!important;background:white;color:var(--ink)}.form-control:focus{border-color:#9b89e8}.text-area{resize:vertical;min-height:140px}.personal-note{background:white;border:1px solid var(--line);border-radius:14px;padding:17px}.personal-note strong{font-size:14px}.personal-note p{font-size:12px;color:#6f7788;line-height:1.7;white-space:pre-wrap}
.mobile-bottom{display:none}.mobile-menu-trigger{display:none}.mobile-shade{display:none}.modal-scrim{position:fixed;inset:0;z-index:90;background:rgba(16,20,35,.75);backdrop-filter:blur(9px);display:flex;align-items:center;justify-content:center;padding:20px}.modal-window{background:white;max-width:870px;width:100%;border-radius:18px;max-height:92vh;display:flex;flex-direction:column;overflow:hidden;box-shadow:0 24px 80px rgba(0,0,0,.25)}.modal-head{display:flex;align-items:center;justify-content:space-between;padding:16px 19px;gap:14px;border-bottom:1px solid var(--line)}.modal-head h3{margin:0;font-size:14px;line-height:1.4}.modal-body{padding:17px;overflow:auto}.modal-body img{display:block;width:100%;max-height:70vh;object-fit:contain;background:#ebeaf0;border-radius:10px}.modal-close{border:0;background:#f2f3f7;border-radius:8px;width:34px;height:34px;display:grid;place-items:center}.modal-foot{padding:12px 17px;border-top:1px solid var(--line);display:flex;justify-content:flex-end;gap:10px}.toast{position:fixed;right:24px;bottom:24px;background:#202539;color:white;padding:13px 18px;border-radius:12px;font-size:12px;box-shadow:0 10px 35px #181b3140;z-index:120;pointer-events:none}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:16px}.callout-locked{display:grid;grid-template-columns:1fr 180px;align-items:center;gap:12px;background:#f0ebff;border-radius:22px;padding:30px;margin-top:25px}.callout-locked h2{font-size:26px;letter-spacing:-1px;margin:10px 0}.callout-locked p{color:#827992;font-size:12px;line-height:1.8}.callout-icon{width:130px;height:130px;border-radius:40px;background:#d3c8fb;color:#5846b5;display:grid;place-items:center;transform:rotate(-12deg);justify-self:center}
@media(max-width:1200px){.app-shell{grid-template-columns:222px minmax(0,1fr)}.page{padding:32px 30px 100px}.topbar{padding:0 30px}.card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.photo-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.hero{grid-template-columns:minmax(0,1fr) 235px;padding:31px}.floating-card{left:9px}.floating-word{right:-10px}}
@media(max-width:840px){.app-shell{display:block}.sidebar{position:fixed;width:270px;left:0;top:0;bottom:0;transform:translateX(-104%);transition:transform .2s;box-shadow:20px 0 50px #10162a20}.sidebar.show{transform:translateX(0)}.mobile-shade.show{display:block;position:fixed;inset:0;z-index:10;background:#13172880}.mobile-menu-trigger{display:grid}.topbar{height:72px;padding:0 22px}.page{padding:25px 22px 110px}.global-search{width:210px}.hero{grid-template-columns:minmax(0,1fr) 220px}.metrics{grid-template-columns:repeat(2,minmax(0,1fr))}.detail-layout,.practice-layout{grid-template-columns:1fr}.detail-side{display:grid;grid-template-columns:1fr 1fr;gap:13px}.detail-side .side-card{margin:0}.mobile-bottom{display:flex;position:fixed;bottom:0;left:0;right:0;padding:8px 7px calc(8px + env(safe-area-inset-bottom));z-index:8;background:#ffffffef;backdrop-filter:blur(18px);border-top:1px solid #eaeaf1;justify-content:space-around}.bottom-link{background:none;color:#9299a8;display:grid;justify-items:center;gap:4px;padding:6px 8px;min-width:58px;font-size:9px;font-weight:700}.bottom-link.active{color:var(--violet)}.bottom-link svg{height:20px;width:20px}.toast{bottom:89px}}
@media(max-width:610px){.topbar{height:66px;padding:0 17px;gap:9px}.crumb-app{display:none}.breadcrumb>svg:first-child{display:none}.crumb-current{font-size:12px}.top-actions{gap:7px}.global-search{display:none}.page{padding:21px 16px 103px}.page-title{font-size:25px}.page-heading{margin-bottom:18px}.page-subtitle{font-size:12px}.hero{grid-template-columns:1fr;min-height:270px;padding:28px 25px}.hero h1{font-size:32px;max-width:300px}.hero p{font-size:12px;max-width:290px}.hero-illustration{position:absolute;width:120px;height:150px;right:-42px;bottom:-23px;opacity:.45;pointer-events:none}.floating-card{width:132px;height:133px;padding:10px;left:0;top:0}.floating-word{font-size:10px;bottom:4px;right:5px}.illustration-blob{width:150px;height:150px}.hero .btn{position:relative;z-index:2}.metrics{gap:10px;margin-top:12px}.metric{padding:15px}.metric-val{font-size:23px}.metric-label{font-size:10px}.section-header{margin-top:27px}.card-grid{grid-template-columns:1fr;gap:11px}.study-card{min-height:170px;padding:18px}.card-top{margin-bottom:11px}.home-columns{grid-template-columns:1fr;gap:11px}.spotlight{min-height:200px}.spotlight.purple{min-height:200px}.filters{flex-wrap:nowrap;overflow:auto;margin:17px -16px 18px;padding:0 16px 6px}.list-banner{padding:18px}.detail-heading{padding:20px;flex-direction:column}.detail-heading h1{font-size:22px}.detail-actions{justify-content:flex-start}.reading-card{padding:18px}.detail-side{display:block}.detail-side .side-card{margin-bottom:12px}.phrase{padding:12px}.vocab-grid{grid-template-columns:1fr}.photo-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.photo-card img{height:155px}.photo-card-body{padding:10px}.practice-panel{padding:19px;min-height:400px}.practice-panel h2{font-size:18px}.quiz-q{font-size:17px}.exam-stat-grid{grid-template-columns:1fr;gap:9px}.exam-stat{padding:15px}.two-col{grid-template-columns:1fr}.callout-locked{grid-template-columns:1fr;padding:23px}.callout-icon{display:none}.modal-scrim{padding:8px}.modal-window{max-height:94vh}.modal-body{padding:9px}.modal-body img{max-height:75vh}.page-heading .btn{padding:9px;font-size:10px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

.mobile-search-button,.mobile-page-search{display:none}.backup-toolbar{display:flex;gap:8px;margin-bottom:18px;flex-wrap:wrap}
@media(max-width:610px){.mobile-search-button{display:grid}.topbar .avatar{display:none}.mobile-page-search{display:flex;align-items:center;gap:9px;background:white;border:1px solid var(--line);border-radius:12px;padding:12px 15px;color:#8b91a1;margin:15px 0 21px}.mobile-page-search input{border:0;outline:none!important;background:transparent;width:100%;min-width:0;font-size:13px;color:var(--ink)}.topbar .top-icon[title="Escaneos originales"]{display:none}}

/* v0.2 · Supabase account and sync */
.sidebar-account{display:flex;align-items:center;gap:8px;width:100%;padding:12px;margin-top:12px;background:#38334e;color:#e9e2ff;text-align:left;border:1px solid #554a70;border-radius:11px;font-size:11px;font-weight:700}
.sidebar-account span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-width:0}
.sidebar-account:hover{background:#514469}
.sync-indicator{border:1px solid #e1e6ef;border-radius:30px;padding:7px 11px;background:#f3f4f8;color:#7a8294;font-size:10px;font-weight:750;max-width:160px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sync-indicator[data-state=ready]{color:#276849;background:#e4f8e9;border-color:#d0ebd6}
.sync-indicator[data-state=error]{color:#a33a43;background:#fff0ee;border-color:#f2cdc7}
.sync-indicator[data-state=pending],.sync-indicator[data-state=saving],.sync-indicator[data-state=loading]{color:#7252a5;background:#f4efff;border-color:#e3d5ff}
button.avatar{border:0;flex-shrink:0}
button.avatar:hover{background:#473f72}
.account-window{max-width:485px}
.account-window .modal-body{padding:24px}
.account-profile{display:flex;align-items:center;gap:12px;padding:17px;background:#f5f3fc;border-radius:14px;margin-bottom:15px;color:#4c3b8a}
.account-profile strong{display:block;overflow-wrap:anywhere;font-size:14px}
.account-profile small{display:block;font-size:11px;color:#74708e;margin-top:3px}
.account-status{display:flex;gap:13px;border-radius:12px;border:1px solid #e1e5f0;background:#f9fafd;padding:14px;align-items:start}
.account-status svg{flex-shrink:0}
.account-status strong{font-size:12px}
.account-status p{font-size:11px;line-height:1.65;color:#797f91;margin:6px 0 0}
.account-status.cloud-ok{background:#f1fbf2;border-color:#d3f0dc;color:#2a8150}
.account-status.cloud-bad{background:#fff3f1;border-color:#f7d4d0;color:#ad4c47}
.account-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.auth-intro{display:flex;gap:12px;align-items:flex-start;background:#f5f2ff;border-radius:14px;padding:16px;color:#644ac2;margin-bottom:18px}
.auth-intro svg{flex-shrink:0}
.auth-intro strong{font-size:13px;color:#35285b}
.auth-intro p{font-size:11px;line-height:1.6;margin:4px 0 0;color:#76708c}
.auth-tabs{display:grid;grid-template-columns:1fr 1fr;background:#f1f2f7;border-radius:12px;padding:4px;margin:10px 0 17px}
.auth-tabs button{background:none;border-radius:9px;padding:10px;color:#868c9e;font-size:12px;font-weight:750}
.auth-tabs button.selected{background:white;color:#5e46b9;box-shadow:0 2px 8px #2020200d}
.auth-form{display:flex;flex-direction:column;gap:10px}
.auth-form .btn{margin-top:8px;min-height:44px}
.auth-help{font-size:11px;color:#7c8392;line-height:1.8;margin:15px 0 4px}
.auth-text-link{display:block;margin-top:14px;color:#6b52bd;font-size:11px;background:transparent;text-decoration:underline;padding:5px 0}
.auth-alert{border-radius:10px;padding:12px 14px;font-size:11px;line-height:1.6;margin-bottom:12px}
.auth-alert.error{color:#983d3d;background:#fff1ee;border:1px solid #f8cbc8}
.auth-alert.success{color:#246641;background:#f0fff2;border:1px solid #cee8d1}
.migration-illustration{width:56px;height:56px;background:#ece7ff;border-radius:17px;color:#7358d8;display:grid;place-items:center;margin-bottom:14px}
.account-window h2{font-size:20px;line-height:1.25;margin:4px 0 11px}
.migration-options{display:grid;gap:10px;margin-top:20px}
.choice-option{display:block;text-align:left;border:1px solid #e2e3ef;background:white;border-radius:13px;padding:16px;transition:border .16s,background .16s}
.choice-option:hover{background:#f6f3ff;border-color:#b8a7f3}
.choice-option strong{display:flex;gap:9px;align-items:center;font-size:13px;color:#403663}
.choice-option span{display:block;font-size:11px;line-height:1.6;color:#858b9c;margin:6px 0 0 27px}
.sync-gate{min-height:300px;border:1px solid #e7e8f1;background:white;border-radius:21px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:13px;text-align:center;padding:30px;color:#5a48ae}
.sync-gate h2{font-size:20px;color:#283047;margin:0}
.sync-gate p{font-size:12px;color:#7b8491;max-width:380px;line-height:1.7;margin:0 0 6px}
@media(max-width:610px){.topbar button.avatar{display:grid;width:34px;height:34px}.topbar .sync-indicator{max-width:96px;font-size:9px;padding:7px}.account-window .modal-body{padding:17px}.account-actions{flex-direction:column}.account-actions .btn{width:100%}.topbar .top-actions{gap:5px}}