:root{--bg:#0a0d17;--panel:#111625;--panel2:#171d2e;--border:#252c40;--text:#f4f5ff;--muted:#8e97b2;--purple:#9275fa;--cyan:#66d6eb;--green:#65d6a3;--gold:#f8c67c}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:14px 'DM Sans',sans-serif}button,input,textarea,select{font:inherit}button{cursor:pointer}a{color:inherit;text-decoration:none}button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:2px solid #9c88ff;outline-offset:3px}#app{display:flex;min-height:100vh}.sidebar{width:258px;background:#0e1220;border-right:1px solid #20263a;position:fixed;inset:0 auto 0 0;display:flex;flex-direction:column;padding:27px 16px 17px;z-index:10}.brand{display:flex;align-items:center;gap:11px;margin:0 9px 51px;font:700 25px 'Space Grotesk',sans-serif;letter-spacing:-1.5px}.brandmark{display:grid;place-items:center;background:#846af4;width:40px;height:40px;border-radius:13px;color:#fff;font-size:32px;box-shadow:0 8px 26px 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#42375e;border-radius:15px}.goal-glow{position:absolute;right:-42px;top:-43px;width:140px;height:140px;background:#8c61ff;filter:blur(70px);opacity:.45}.goal-icon{display:block;color:#bcadff;font-size:23px;margin-bottom:12px}.goal-card strong{display:block;font-size:15px}.goal-card p{font-size:12px;color:#b3accf;line-height:1.6}.goal-link{background:none;border:0;color:#d6ceff;font-weight:800;font-size:12px;padding:8px 0 0}.side-footer{font-size:11px;color:#616a81;padding:17px 7px 0}.side-footer span{float:right}.main-shell{width:calc(100% - 258px);margin-left:258px;min-width:0;display:flex;flex-direction:column;min-height:100vh}.topbar{height:77px;border-bottom:1px solid #22283b;display:flex;align-items:center;justify-content:space-between;padding:0 46px;gap:16px}.breadcrumb{font-size:10px;letter-spacing:1.5px;color:#737d99;font-weight:800}.breadcrumb span{margin:0 13px;color:#47506a}.breadcrumb 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#2c3349;border-radius:30px;color:#9ba5bd;font-weight:700;font-size:12px}.chip.active{background:#343056;border-color:#866dec;color:#e2dbff}.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px}.course-card{min-height:238px}.course-card .subject-icon{margin-bottom:8px}.subject-card.course-card h3{font-size:17px}.label{display:inline-block;color:#9da8c1;background:#22283c;padding:6px 9px;border-radius:7px;font-size:10px;font-weight:800}.content-card{padding:28px;border:1px solid var(--border);background:var(--panel);border-radius:17px;margin-top:22px}.article{color:#adb7d0;line-height:1.9;font-size:15px}.article h3{color:#f7f7fd;font:700 20px 'Space Grotesk';margin:0 0 14px}.code-preview{white-space:pre-wrap;background:#090e1a;border:1px solid #30364e;border-radius:12px;color:#a4e5cb;padding:17px;font:13px/1.8 ui-monospace,Consolas,monospace;margin:18px 0;overflow:auto}.tip{border-left:3px solid var(--purple);background:#211f39;color:#d3c9ff;padding:14px 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#343a54;border-radius:12px;padding:17px;resize:vertical;tab-size:4}.flash-card{width:100%;min-height:310px;background:radial-gradient(circle at 100% 0,#362b67,#171e33 57%);border:1px solid #5d4d91;border-radius:20px;color:#f5f4ff;padding:30px;margin:20px 0;display:grid;place-content:center;text-align:center;gap:14px}.flash-card .small{color:#a89af6;text-transform:uppercase;letter-spacing:2px;font-size:11px}.flash-card .large{font:700 clamp(22px,3vw,33px)/1.5 'Space Grotesk';max-width:690px}.flash-card .hint{color:#9fabc6;font-size:12px}.review-buttons{display:flex;justify-content:center;flex-wrap:wrap;gap:10px}.review-buttons button{min-width:125px}.settings-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.form-input{width:100%;padding:12px;background:#151a2c;color:#fff;border:1px solid #3b4257;border-radius:10px;max-width:350px}.subject-breakdown{display:grid;gap:17px;margin-top:20px}.breakdown-row{display:grid;grid-template-columns:170px 1fr 58px;align-items:center;gap:16px;color:#d2d7e8;font-size:12px}.exam-intro{max-width:640px}.exam-timer{font:700 21px 'Space Grotesk';color:#facf83}.empty{padding:35px;text-align:center;color:#8c97b5;border:1px dashed #374159;border-radius:13px}.toast{position:fixed;bottom:25px;right:25px;background:#292547;border:1px solid #6956a2;color:white;padding:13px 20px;border-radius:12px;box-shadow:0 15px 40px #0008;z-index:50;opacity:0;transform:translateY(10px);pointer-events:none;transition:.2s}.toast.show{opacity:1;transform:translateY(0)}.overlay[hidden]{display:none}.overlay{position:fixed;inset:0;background:#0009;z-index:8}.success{color:#6bdfb2}.warning{color:#f0c77f}@media(max-width:1250px){.subject-grid{grid-template-columns:repeat(2,1fr)}.card-grid{grid-template-columns:repeat(2,1fr)}main{padding:33px 28px}.topbar{padding:0 28px}}@media(max-width:850px){.sidebar{transform:translateX(-101%);transition:.25s}.sidebar.open{transform:translateX(0)}.main-shell{margin:0;width:100%}#menu-toggle{display:block}.topbar{height:67px}.breadcrumb{font-size:9px}.top-date,.live-dot{display:none}.dashboard-lower,.settings-grid{grid-template-columns:1fr}.hero-illustration{font-size:68px;padding:0}.hero{padding:25px}.footer{padding-left:25px}}@media(max-width:560px){main{padding:25px 17px}.topbar{padding:0 17px}.stats{grid-template-columns:repeat(2,1fr);gap:10px}.stat-card{padding:15px}.stat-value{font-size:24px}.subject-grid,.card-grid{grid-template-columns:1fr}.subject-card{min-height:175px}.hero{padding:24px 20px}.hero-illustration{display:none}.hero h1{font-size:32px}.pill{padding:7px}.avatar{width:31px;height:31px}.question-card{padding:19px}.question-card h2{font-size:20px}.option{padding:12px}.breakdown-row{grid-template-columns:100px 1fr 45px}.top-actions{gap:8px}}

/* NovaLearn v2 additional screens */
#study-notes{background:#101527;color:#eff2ff;border:1px solid #343e59;border-radius:16px;padding:20px;}#study-notes:focus,#lex-search:focus{outline:2px solid #9278fc;outline-offset:2px}.sidebar{overflow-y:auto}.content-card .section-title{margin-bottom:10px}.card-grid .content-card{min-width:0}.quick-row strong{overflow-wrap:anywhere}@media(max-width:740px){.card-grid{grid-template-columns:1fr!important}.top-date{display:none}}
/* Studio Excellence */
.studio-tabs,.studio-steps{display:flex;flex-wrap:wrap;gap:9px;margin:25px 0}.studio-steps{margin:18px 0}.studio-feature{padding:34px;border:1px solid #654b9c66;border-radius:23px;background:linear-gradient(115deg,#211b3f,#121627 70%);display:flex;align-items:center;justify-content:space-between;gap:20px;margin:24px 0}.studio-feature h2{font-size:clamp(24px,3vw,37px);line-height:1.15;max-width:650px;margin:12px 0}.studio-feature p{line-height:1.8;max-width:650px;color:#afb6cf;margin-bottom:22px}.studio-symbol{font-size:100px;color:#bca3ff;text-shadow:0 0 65px #7e4ded}.studio-metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:20px}.studio-metrics .panel{padding:23px}.studio-metrics span{display:block;color:#aab2cf;font-size:13px}.studio-metrics strong{display:block;font-size:29px;margin-top:10px}.studio-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin:22px 0}.studio-launch{text-align:left;cursor:pointer;color:inherit;transition:transform .2s,border-color .2s;text-decoration:none!important}.studio-launch:hover{transform:translateY(-3px);border-color:#ab8bfc}.studio-launch h2{font-size:20px;margin:12px 0}.studio-launch p{color:#aab2cb;line-height:1.65}.studio-launch small{display:block;margin-top:14px;color:#aaa}.studio-new{background:#7454b6;padding:2px 5px;border-radius:6px;font-size:10px;margin-left:auto}.studio-answer{display:block;width:100%;min-height:175px;resize:vertical;line-height:1.65;margin-top:18px;font-family:inherit}.studio-correction,.studio-revealed{padding:20px;margin-top:22px;background:#242b42;border:1px solid #64709b55;border-radius:14px;line-height:1.75}.study-card{border:1px solid #8266b77d;background:linear-gradient(130deg,#25203c,#161c31);min-height:240px;padding:35px;border-radius:20px;margin-top:25px;display:flex;flex-direction:column;justify-content:center;gap:16px}.study-card h2{font-size:clamp(22px,3vw,32px)}.sql-output{background:#101425;border-radius:14px;margin-top:22px;padding:20px;color:#d6ddf9;min-height:95px}.studio-tablewrap{overflow-x:auto}.studio-table{width:100%;border-collapse:collapse;margin-top:12px;text-align:left}.studio-table th,.studio-table td{padding:11px;border-bottom:1px solid #353b52}.studio-table th{color:#c5aeff}@media(max-width:820px){.studio-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}.studio-grid{grid-template-columns:1fr}.studio-symbol{display:none}.studio-feature{padding:22px}}@media(max-width:430px){.studio-metrics{grid-template-columns:1fr 1fr}.studio-feature{padding:18px}}