@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Space+Grotesk:wght@400;500;600;700&display=swap');
:root{font-family:'DM Sans',system-ui,sans-serif;color:#172b26;background:#f5f6f2;font-synthesis:none;--ink:#172b26;--muted:#607069;--line:#dbe1d9;--lime:#b9ee71;--dark:#132621;--orange:#ff9559;--blue:#75b8e4;--radius:20px}*{box-sizing:border-box}body{margin:0}button,input,textarea,select{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:default;opacity:.48}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #2889ad;outline-offset:4px}.skip{position:fixed;left:20px;top:-80px;z-index:200;background:white;padding:12px}.skip:focus{top:10px}.shell{display:grid;grid-template-columns:240px 1fr;min-height:100vh}.sidebar{position:sticky;top:0;height:100vh;background:var(--dark);color:#fff;padding:34px 22px;display:flex;flex-direction:column;gap:32px}.brand{font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:22px;display:flex;align-items:center;gap:12px;line-height:1.15}.brand small{display:block;font-family:'DM Sans',sans-serif;font-size:11px;letter-spacing:2px;color:#b4c3ba;margin-top:6px}.logo-brick{background:var(--lime);width:35px;height:29px;border-radius:5px;position:relative;box-shadow:inset 0 -5px #92c84d;flex-shrink:0}.logo-brick:before,.logo-brick:after{content:'';position:absolute;top:-5px;width:10px;height:9px;border-radius:3px;background:var(--lime)}.logo-brick:before{left:5px}.logo-brick:after{right:5px}.nav-label{font-size:11px;letter-spacing:2px;color:#9caea4;margin-bottom:13px}.nav{display:grid;gap:7px}.nav a{padding:13px 14px;display:flex;gap:13px;align-items:center;font-size:14px;border-radius:10px;color:#c6d3cb;min-height:46px}.nav a:hover{background:#ffffff0a}.nav a.active{background:var(--lime);color:var(--dark);font-weight:700}.ico{width:21px;height:21px;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}.ico svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}.sidebar-bottom{margin-top:auto}.mini-month{border:1px solid #ffffff20;border-radius:12px;padding:16px;margin-bottom:25px}.mini-month p{margin:0 0 10px;font-size:13px;color:#c2d1c8}.mini-month strong{display:block;margin-top:10px;font-size:13px}.workspace{min-width:0}.topbar{display:flex;justify-content:space-between;align-items:center;padding:20px 42px;border-bottom:1px solid var(--line);gap:16px;min-height:85px;background:#f5f6f2}.breadcrumb{font-size:14px;color:var(--muted)}.breadcrumb strong{color:var(--ink);margin-left:12px}.top-actions{display:flex;gap:12px;align-items:center}.pill{display:inline-flex;align-items:center;gap:7px;font-size:13px;border:1px solid var(--line);background:white;padding:8px 12px;border-radius:100px;white-space:nowrap}.avatar{background:#ffc984;color:#493515;width:38px;height:38px;border-radius:12px;display:grid;place-items:center;font-weight:700;font-family:'Space Grotesk',sans-serif}.icon-btn{border:1px solid var(--line);background:transparent;width:42px;height:42px;border-radius:12px;display:grid;place-items:center}.main{max-width:1370px;margin:auto;padding:36px 42px 50px}.eyebrow{font-size:11px;letter-spacing:1.7px;font-weight:700;text-transform:uppercase;color:var(--muted)}h1,h2,h3{font-family:'Space Grotesk',system-ui,sans-serif;letter-spacing:-.7px;margin-top:0}h1{font-size:36px;line-height:1.15;margin-bottom:10px;font-weight:600}h2{font-size:23px;font-weight:600}h3{font-size:18px}p{line-height:1.6}.muted{color:var(--muted)}.intro{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-bottom:28px}.intro p{margin:0;font-size:15px;color:var(--muted)}.date{font-size:13px;color:var(--muted);text-align:right}.home-grid{display:grid;grid-template-columns:1fr 1.02fr;gap:22px}.card{border:1px solid var(--line);border-radius:var(--radius);background:#fff;padding:25px}.today{background:#e8f0df;position:relative;overflow:hidden;border-color:#d8e3ce;display:flex;flex-direction:column;min-height:349px}.today h2{font-size:31px;max-width:360px;margin:22px 0 10px;line-height:1.15;position:relative}.today .description{font-size:15px;color:#45584d;max-width:350px;margin:0 0 20px}.row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.between{justify-content:space-between}.tag{border-radius:7px;background:#ffffffa0;padding:6px 9px;display:inline-flex;font-size:11px;letter-spacing:.8px;font-weight:700;text-transform:uppercase}.tag.dark{background:var(--dark);color:white}.tag.orange{background:#fff0e3;color:#784315}.today-footer{margin-top:auto;border-top:1px solid #bdccaf;padding-top:20px;display:flex;align-items:center;justify-content:space-between;gap:15px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:46px;padding:12px 21px;border:1px solid transparent;border-radius:10px;background:var(--ink);color:white;font-weight:600;font-size:14px}.btn:hover{filter:brightness(1.12)}.btn.lime{background:var(--lime);color:var(--dark)}.btn.secondary{background:#fff;color:var(--ink);border-color:var(--line)}.btn.ghost{background:transparent;color:var(--ink);padding:10px 2px}.btn.small{min-height:38px;padding:8px 12px;font-size:13px}.text-link{color:#335d45;font-size:14px;font-weight:600;text-decoration:underline;text-underline-offset:4px}.build-card{padding-bottom:19px;position:relative;overflow:hidden}.build-card h2{font-size:19px;margin:0}.build-top{display:flex;align-items:center;justify-content:space-between}.build-stage{height:193px;display:grid;place-items:center;position:relative;background:radial-gradient(ellipse at center,#edf0e7,transparent 70%)}.construction{width:100%;height:100%;max-width:360px;overflow:visible}.build-caption{text-align:center;font-size:12px;color:var(--muted);margin:0 0 20px}.progress-track{height:7px;background:#e1e7dd;border-radius:20px;overflow:hidden}.progress-fill{height:100%;background:#8ac447;border-radius:20px;transition:width .35s}.sidebar .progress-track{background:#ffffff1a;height:5px}.build-card .progress-track{margin-top:12px}.small-label{font-size:13px;color:var(--muted)}.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:15px;margin:22px 0 30px}.metric{border:1px solid var(--line);border-radius:15px;padding:19px;background:white;display:flex;align-items:center;gap:14px}.metric-icon{width:39px;height:39px;border-radius:11px;display:grid;place-items:center;background:#f0eee5;color:#766547}.metric:nth-child(2) .metric-icon{background:#e9f0df;color:#4f7231}.metric:nth-child(3) .metric-icon{background:#e5eff6;color:#39738f}.metric:nth-child(4) .metric-icon{background:#f4e9e2;color:#9d5e36}.metric strong{display:block;font-size:25px;font-family:'Space Grotesk',sans-serif;line-height:1.15;font-weight:600}.metric span{font-size:12px;color:var(--muted)}.section-title{display:flex;align-items:center;justify-content:space-between;margin:26px 0 16px}.section-title h2{margin:0;font-size:21px}.week-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.week-card{border:1px solid var(--line);border-radius:14px;background:#fff;padding:17px;position:relative}.week-card.current{border-color:#6f9a49;background:#f0f6e8}.week-card .eyebrow{font-size:10px}.week-card h3{font-size:16px;margin:12px 0 8px}.week-card p{margin:0 0 16px;font-size:12px;color:var(--muted)}.week-card .progress-track{height:4px}.week-number{display:flex;justify-content:space-between;align-items:center}.lower-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:25px}.nudge{padding:22px;display:flex;align-items:center;gap:17px}.nudge h3{margin:0 0 5px;font-size:17px}.nudge p{font-size:13px;margin:0;color:var(--muted)}.nudge .ico{width:40px;height:40px;background:#f4e8d8;border-radius:10px}.nudge a{margin-left:auto}.footer-note{font-size:12px;color:var(--muted);margin-top:30px}.mobile-menu{display:none}.page-stack{display:grid;gap:22px}.lesson-grid{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:24px}.lesson-side{align-self:start;position:sticky;top:20px}.lesson-side h3{margin-bottom:15px}.checkline{display:flex;gap:11px;align-items:flex-start;padding:13px 0;font-size:14px;line-height:1.4}.checkline input{accent-color:#588b32;width:20px;height:20px;flex-shrink:0;margin-top:0}.lesson-meta{display:flex;gap:10px;flex-wrap:wrap;margin:12px 0 24px}.prose{font-size:16px;line-height:1.75}.prose p{margin:0 0 15px}.examples{display:grid;gap:10px;margin:20px 0}.example{display:flex;flex-wrap:wrap;gap:10px;align-items:center;background:#f5f7f1;border-left:3px solid #8fc653;padding:14px;border-radius:0 9px 9px 0}.example span{color:var(--muted);font-size:14px}.sentence{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin:25px 0 10px}.brick{position:relative;background:#c6e9a0;border:1px solid #a3c581;border-bottom:4px solid #8bab68;border-radius:6px;padding:12px 18px;font-size:16px;font-weight:600;min-height:47px;margin-top:7px}.brick:before{content:'';position:absolute;width:14px;height:6px;top:-6px;left:10px;border-radius:3px 3px 0 0;background:inherit;border:1px solid #0002;border-bottom:0}.brick:nth-child(3n+2){background:#b5d6ed;border-color:#8ebbdc;border-bottom-color:#6b9bbf}.brick:nth-child(3n+3){background:#ffcc91;border-color:#e4b076;border-bottom-color:#bc8d58}.sentence-labels{font-size:12px;color:var(--muted);margin-bottom:20px}.video-frame{aspect-ratio:16/9;width:100%;border:0;border-radius:14px;background:#11251f;margin:14px 0}.video-placeholder{aspect-ratio:16/9;background:#152b25;border-radius:14px;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:16px;color:white;margin:16px 0;text-align:center;padding:25px}.speech-list{display:grid;gap:9px}.speech-item{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 15px;background:#f5f7f1;border-radius:9px}.speech-item p{margin:0}.empty{padding:35px;text-align:center;background:white;border:1px dashed #b7c7ad;border-radius:15px;color:var(--muted)}.exercise-area{max-width:800px;margin:auto}.exercise-area .card{padding:30px}.question{font-size:24px;line-height:1.45;margin:24px 0}.input,textarea,select{border:1px solid #b9c6b6;border-radius:10px;background:#fff;color:var(--ink);padding:13px 15px;min-height:46px;width:100%}textarea{min-height:110px;resize:vertical}.field{display:grid;gap:8px;margin:16px 0}.field label{font-weight:600;font-size:14px}.feedback{padding:18px;border-radius:12px;margin-top:20px;background:#eaf3e2;border:1px solid #b7d89a}.feedback.error{background:#fff1e5;border-color:#e6bd98}.feedback.pending{background:#eaf2f7;border-color:#adcbdf}.feedback p{margin:8px 0 0}.feedback strong{display:block}.builder-bank,.builder-answer{min-height:80px;display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:14px;border-radius:12px;background:#f1f4ec;margin:12px 0}.builder-answer{border:2px dashed #94b577;position:relative}.builder-answer.over{background:#deedce}.builder-bank .brick,.builder-answer .brick{touch-action:none;user-select:none}.builder-answer.empty-answer:before{content:'Encaixe aqui · arraste ou toque nas peças';font-size:14px;color:#65795c}.builder-ghost{position:fixed;z-index:500;pointer-events:none;opacity:.9;transform:rotate(-3deg)}.answers-nav{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:24px}.lesson-list{display:grid;gap:10px}.lesson-row{display:flex;align-items:center;gap:15px;padding:16px;border:1px solid var(--line);border-radius:12px;background:#fff}.lesson-row .num{width:40px;height:40px;border-radius:9px;display:grid;place-items:center;background:#edf3e5;font-family:'Space Grotesk';font-weight:700;flex-shrink:0}.lesson-row h3{font-size:16px;margin:0 0 5px}.lesson-row p{font-size:13px;color:var(--muted);margin:0}.lesson-row .end{margin-left:auto;font-size:13px}.vocab-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.word-card{border-top:5px solid #a6d968;position:relative}.word-card h2{margin:0 0 8px;font-size:25px}.word-card p{font-size:15px}.word-card.known{background:#eff7e7}.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:22px}.tabs button{border:1px solid var(--line);padding:10px 15px;border-radius:8px;background:white;font-size:14px}.tabs button.active{background:var(--dark);color:white}.flashcard{max-width:600px;margin:30px auto;text-align:center;min-height:270px;display:flex;flex-direction:column;justify-content:center;align-items:center;border-top:8px solid var(--lime);cursor:pointer}.flashcard h2{font-size:39px;margin:15px 0}.calendar{display:grid;grid-template-columns:repeat(7,1fr);gap:9px;max-width:650px}.calendar .day{padding:14px 5px;text-align:center;background:white;border:1px solid var(--line);border-radius:10px;font-size:14px}.calendar .day.done{background:#e5f2d8;border-color:#8dbb5e}.calendar .day.off{opacity:.5}.calendar .day b{display:block;font-size:11px;margin-top:5px}.achievement-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.achievement{background:#eff6e8;border:1px solid #bfdaa4;border-radius:14px;padding:22px}.achievement.locked{background:#f0f1ee;border-color:#d6dcd3;color:#71816c}.achievement h3{margin:13px 0 7px}.achievement p{font-size:14px;margin:0}.table-wrap{overflow:auto}.data-table{border-collapse:collapse;width:100%;font-size:14px}.data-table th,.data-table td{padding:13px;text-align:left;border-bottom:1px solid var(--line);white-space:nowrap}.data-table th{background:#edf3e7;font-size:12px}.parent-lock{max-width:480px;margin:45px auto}.warning{background:#fff4e4;border:1px solid #e3c69b;padding:15px;border-radius:10px;font-size:14px;line-height:1.5}.review-card{border-left:4px solid #f2a160}.status-dot{font-size:12px;padding:5px 9px;border-radius:6px;background:#f0eee5}.status-dot.done{background:#e3f1d6;color:#45692a}.question-preview{margin:15px 0;padding:14px;border-radius:10px;background:#f6f7f3}.correct-actions{display:flex;gap:8px;flex-wrap:wrap}.pin-row{max-width:270px}.pin-row input{letter-spacing:8px;font-size:24px}.timer{font-variant-numeric:tabular-nums;font-family:'Space Grotesk';font-size:23px}.form-error{color:#a43926;font-size:14px}.save-error{background:#ffe5cb;color:#703c15;padding:14px}.notice{padding:13px 16px;background:#eef4e7;border-radius:10px;font-size:14px;line-height:1.55}.test-index{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:25px}.test-index button{width:35px;height:35px;border-radius:8px;border:1px solid #bac9b0;background:white;font-size:13px}.test-index button.filled{background:#def0cb}.test-index button.active{background:var(--dark);color:white}.badge-big{font-size:43px;font-family:'Space Grotesk';font-weight:700}.results-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;margin:22px 0}.results-grid div{text-align:center;background:#f3f6ed;border-radius:12px;padding:20px}.results-grid b{display:block;font-size:27px}.results-grid span{font-size:13px}.build-large .build-stage{height:330px}.build-large .construction{max-width:500px}.modal{position:fixed;inset:0;z-index:100;background:#10241ec9;display:grid;place-items:center;padding:20px}.modal-card{background:#fff;border-radius:24px;padding:35px;max-width:470px;text-align:center;box-shadow:0 25px 80px #0003}.modal-card h2{font-size:29px;margin:22px 0 10px}.reward-block{background:var(--lime);border-radius:12px;box-shadow:inset 0 -10px #8fb957;display:grid;place-items:center;width:85px;height:65px;margin:15px auto;font-size:26px;font-weight:700;animation:snap .45s ease-out}.reward-stats{font-size:15px;color:var(--muted);margin-bottom:22px}#toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);z-index:150;max-width:min(90vw,600px);background:var(--dark);color:white;padding:14px 22px;border-radius:12px;box-shadow:0 6px 30px #0002;font-size:14px;display:none}#toast.show{display:block}.subtle{font-size:12px;color:var(--muted)}.user-tools{display:flex;gap:10px;flex-wrap:wrap}.menu-scrim{display:none}@keyframes snap{from{transform:translateY(-35px) rotate(-10deg);opacity:0}to{transform:translateY(0) rotate(0);opacity:1}}
@media(min-width:1550px){.main{padding-top:48px}.today{min-height:380px}.build-stage{height:225px}}
@media(max-width:1150px){.shell{grid-template-columns:205px 1fr}.sidebar{padding:30px 15px}.main{padding:28px}.topbar{padding:20px 28px}.brand{font-size:19px}.home-grid{grid-template-columns:1fr 1fr}.today h2{font-size:27px}.metrics{grid-template-columns:repeat(2,1fr)}.week-grid{grid-template-columns:repeat(3,1fr)}.lesson-grid{grid-template-columns:minmax(0,1fr) 230px}.vocab-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:800px){.shell{display:block}.sidebar{position:fixed;left:-280px;width:260px;z-index:90;transition:left .2s}.sidebar.open{left:0}.menu-scrim.open{display:block;position:fixed;inset:0;z-index:85;background:#0006}.mobile-menu{display:grid}.topbar{padding:14px 20px;min-height:70px}.breadcrumb{display:none}.main{padding:25px 20px 40px}.intro{align-items:flex-start}.intro h1{font-size:29px}.date{display:none}.home-grid{grid-template-columns:1fr}.today{min-height:310px}.build-stage{height:210px}.week-grid{grid-template-columns:repeat(2,1fr)}.lower-grid{grid-template-columns:1fr}.lesson-grid{grid-template-columns:1fr}.lesson-side{position:static;order:-1}.lesson-side .checklist{display:grid;grid-template-columns:1fr 1fr}.achievement-grid{grid-template-columns:repeat(2,1fr)}.lesson-row .end{max-width:100px}.question{font-size:21px}.exercise-area .card{padding:22px}.card{padding:22px}.top-actions .pill{font-size:12px}.vocab-grid{gap:12px}.word-card{padding:18px}.word-card h2{font-size:22px}}
@media(max-width:430px){.main{padding:23px 16px}.topbar{padding:12px 16px}.top-actions{gap:8px}.top-actions .pill{display:none}.metric{padding:14px;gap:10px}.metric strong{font-size:23px}.metric-icon{width:32px;height:32px}.today-footer{align-items:flex-start;flex-direction:column}.today-footer .btn{width:100%}.week-card{padding:15px}.intro h1{font-size:28px}.vocab-grid{grid-template-columns:1fr}.achievement-grid{grid-template-columns:1fr}.lesson-side .checklist{grid-template-columns:1fr}.results-grid{gap:7px}.results-grid div{padding:15px 5px}.answers-nav{flex-wrap:wrap}.answers-nav .btn{flex:1}.nudge{gap:12px}.nudge a{font-size:12px}.calendar{gap:5px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
@media(max-width:800px){.sidebar{visibility:hidden}.sidebar.open{visibility:visible}}
/* Home artwork stays fully visible, above the unchanged study interface. */
.home-art{display:block;width:100%;height:auto;border-radius:18px;margin-bottom:28px}
.cloud-status{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:10px 42px;background:#edf4e7;border-bottom:1px solid var(--line);font-size:12px;color:#365333;line-height:1.5}
.cloud-status .text-link{border:0;background:transparent;font:inherit;cursor:pointer;text-decoration:underline;padding:3px}
.cloud-status[data-status="offline"],.cloud-status[data-status="conflict"]{background:#fff0dc;color:#744713}
.cloud-status[data-status="pending"],.cloud-status[data-status="saving"]{background:#f5f2df;color:#655727}
@media(max-width:800px){.cloud-status{padding:10px 20px;align-items:flex-start;flex-direction:column;gap:4px}}