:root{--bg:#f7f8fb;--ink:#10131a;--muted:#697386;--line:#e7e9ef;--panel:#fff;--blue:#2563eb;--blue2:#4f46e5;--dark:#111827}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:'DM Sans',sans-serif}button,input{font:inherit}button{cursor:pointer;border:0}a{text-decoration:none;color:inherit}.auth{min-height:100vh;display:grid;grid-template-columns:1.05fr .95fr;background:#fff}.auth-art{position:relative;overflow:hidden;background:#0d1220;color:#fff;padding:48px 7vw;display:flex;flex-direction:column}.brand,.side-brand,.mobile-brand{font:800 20px Manrope;letter-spacing:-.04em}.brand span,.side-brand span,.mobile-brand span{color:#6ea8ff}.art-copy{margin:auto 0;max-width:590px;position:relative;z-index:2}.pill{display:inline-flex;padding:7px 10px;border-radius:999px;background:#eef3ff;color:#2859bf;font-size:10px;font-weight:800;letter-spacing:.09em}.auth-art .pill{background:rgba(255,255,255,.08);color:#a9c9ff}.art-copy h1{font:800 clamp(42px,5vw,72px)/.98 Manrope;letter-spacing:-.06em;margin:20px 0}.art-copy h1 span{color:#78aaff}.art-copy p{max-width:520px;color:#aab3c4;font-size:16px;line-height:1.7}.art-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}.art-points span{padding:10px 13px;border:1px solid rgba(255,255,255,.1);border-radius:10px;color:#d6dce8;font-size:12px}.orb{position:absolute;border-radius:50%;filter:blur(1px);opacity:.45}.orb1{width:420px;height:420px;right:-140px;top:-100px;background:radial-gradient(circle,#3b82f6,transparent 65%)}.orb2{width:380px;height:380px;left:-170px;bottom:-170px;background:radial-gradient(circle,#7c3aed,transparent 65%)}.auth-panel{display:grid;place-items:center;padding:30px}.auth-box{width:min(430px,100%)}.mobile-brand{display:none;margin-bottom:35px}.eyebrow{font-size:10px;letter-spacing:.12em;color:#8090a7;font-weight:800}.auth-box h2{font:800 34px Manrope;letter-spacing:-.04em;margin:10px 0}.auth-box>p{color:var(--muted);margin:0 0 24px}.auth-tabs{display:grid;grid-template-columns:1fr 1fr;padding:4px;background:#f1f3f7;border-radius:12px;margin-bottom:22px}.auth-tabs button{background:transparent;padding:11px;border-radius:9px;color:#788193;font-weight:700}.auth-tabs .on{background:#fff;color:#111827;box-shadow:0 2px 10px #0000000c}.auth-box label,.profile-form label{display:block;font-size:12px;font-weight:700;margin:14px 0;color:#3e4757}.auth-box input,.profile-form input{width:100%;margin-top:7px;padding:13px 14px;border:1px solid #dfe3eb;border-radius:11px;outline:none;background:#fff}.auth-box input:focus,.profile-form input:focus{border-color:#7aa3f8;box-shadow:0 0 0 3px #2563eb12}.cta{background:linear-gradient(135deg,#2563eb,#4f46e5);color:#fff;padding:13px 17px;border-radius:11px;font-weight:800;box-shadow:0 8px 22px #2563eb22}.auth-box .cta{width:100%;margin-top:8px;display:flex;justify-content:space-between}.link-btn{background:none;color:#2563eb;font-size:12px;font-weight:700;float:right;margin:-4px 0 10px}.auth-note{font-size:11px;line-height:1.6;color:#9aa2b1;margin-top:18px}.error{padding:10px 12px;border-radius:10px;background:#fff0f0;color:#b42318;font-size:12px;margin:10px 0}.app-shell{min-height:100vh;display:grid;grid-template-columns:250px 1fr}.sidebar{background:#101521;color:#aeb7c7;padding:22px 15px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh;min-height:0;overflow-y:auto;overflow-x:hidden}.side-brand{color:#fff;padding:8px 12px 24px}.profile-chip{display:flex;gap:10px;align-items:center;background:#171e2d;border:1px solid #222c3e;padding:10px;border-radius:14px;margin-bottom:18px}.avatar,.header-avatar,.big-avatar{width:38px;height:38px;border-radius:12px;background:#24314a;color:#9fc0ff;display:grid;place-items:center;font-weight:800;overflow:hidden}.avatar img,.header-avatar img,.profile-photo img{width:100%;height:100%;object-fit:cover}.profile-chip b{display:block;color:#fff;font-size:12px}.profile-chip small{font-size:10px;color:#7f8ba0}.sidebar nav{display:grid;gap:5px}.sidebar nav button,.side-bottom button,.side-bottom a{background:transparent;color:#9da7b8;text-align:left;padding:11px 12px;border-radius:10px;font-size:13px;display:flex;gap:11px;align-items:center}.sidebar nav button.active,.sidebar nav button:hover,.side-bottom button:hover,.side-bottom a:hover{background:#1a2333;color:#fff}.sidebar nav i{font-style:normal;width:18px;text-align:center}.side-bottom{margin-top:auto;display:grid;gap:5px;border-top:1px solid #222b3b;padding-top:14px;flex-shrink:0}.side-bottom button{width:100%}main{min-width:0}header{height:78px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 38px;position:sticky;top:0;z-index:4}header h1{font:800 21px Manrope;margin:3px 0 0}.header-avatar{width:38px;height:38px;border-radius:50%;background:#edf3ff;color:#2563eb}#menu{display:none;background:none;font-size:22px}.loading{padding:80px;text-align:center;color:var(--muted)}#content{padding:32px 38px;max-width:1250px;margin:auto}.hero{min-height:310px;background:#111827;color:#fff;border-radius:25px;padding:42px;display:flex;justify-content:space-between;overflow:hidden;position:relative}.hero h2{font:800 clamp(30px,4vw,52px)/1.02 Manrope;letter-spacing:-.055em;max-width:670px;margin:14px 0}.hero p{color:#b6bfce;max-width:620px;line-height:1.7}.hero-actions{display:flex;gap:10px;margin-top:25px}.ghost{background:#ffffff0e;color:#fff;border:1px solid #ffffff22;padding:13px 17px;border-radius:11px;font-weight:700}.hero-art{width:220px;display:grid;place-items:center;font:800 42px/.9 Manrope;letter-spacing:-.06em;color:#91baff;transform:rotate(-7deg)}.grid-dot{position:absolute;width:300px;height:300px;right:30px;background-image:radial-gradient(#ffffff28 1px,transparent 1px);background-size:14px 14px}.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:18px 0 38px}.stat-grid>div{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px}.stat-grid b{font:800 28px Manrope;display:block}.stat-grid span{font-size:11px;color:var(--muted)}.section-title{display:flex;justify-content:space-between;align-items:end;margin:28px 0 17px}.section-title h2{font:800 27px Manrope;margin:4px 0}.section-title p{color:var(--muted);margin:5px 0;font-size:13px}.action-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.action-grid button{text-align:left;background:#fff;border:1px solid var(--line);padding:20px;border-radius:17px;transition:.2s}.action-grid button:hover{transform:translateY(-2px);box-shadow:0 10px 30px #1b2a4410}.action-grid span{display:block;font-size:22px;color:#2563eb;margin-bottom:20px}.action-grid b{display:block}.action-grid small{color:var(--muted);display:block;margin-top:5px}.course-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.course-card{background:#fff;border:1px solid var(--line);border-radius:19px;overflow:hidden}.course-cover{height:150px;padding:16px;display:flex;justify-content:space-between;background:linear-gradient(135deg,#172033,#2c5edb);color:#fff}.course-cover.c1{background:linear-gradient(135deg,#19202d,#7c3aed)}.course-cover.c2{background:linear-gradient(135deg,#0f2928,#0f766e)}.course-cover.c3{background:linear-gradient(135deg,#2c1a17,#ea580c)}.course-cover.c4{background:linear-gradient(135deg,#1d2435,#db2777)}.course-cover span{font-size:9px;font-weight:800;letter-spacing:.1em}.course-cover strong{font:800 54px Manrope;opacity:.25}.course-info{padding:18px}.course-info h3{font:800 17px Manrope;margin:0 0 7px}.course-info p{font-size:12px;line-height:1.6;color:var(--muted);min-height:58px}.course-meta{display:flex;align-items:center;justify-content:space-between;margin-top:16px}.course-meta small{color:#8a93a2}.small{background:#edf3ff;color:#1f5bc8;padding:9px 11px;border-radius:9px;font-size:11px;font-weight:800}.back{background:none;color:#56709a;margin-bottom:18px;font-weight:700}.course-head{background:#fff;border:1px solid var(--line);border-radius:22px;padding:28px}.course-head h2{font:800 32px Manrope;margin:12px 0 7px}.course-head p{color:var(--muted);max-width:750px;line-height:1.7;margin-bottom:20px}.lesson-stack{display:grid;gap:9px;margin-top:16px}.lesson-row{background:#fff;border:1px solid var(--line);padding:16px;border-radius:13px;display:grid;grid-template-columns:50px 1fr auto;text-align:left;align-items:center}.lesson-row>span{font:800 16px Manrope;color:#98a1b1}.lesson-row b{display:block}.lesson-row small{display:block;color:var(--muted);margin-top:4px}.lesson-row em{font-style:normal;color:#8a93a2;font-size:11px}.lesson-player{background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden}.video-box{min-height:390px;background:#0b1020;color:#fff;display:grid;place-items:center;text-align:center}.video-box video{width:100%;max-height:560px}.video-box span{font-size:60px;color:#8eb5ff}.lesson-body{padding:28px}.lesson-body h2{font:800 30px Manrope;margin:12px 0}.lesson-body p{color:var(--muted);line-height:1.7}.empty{background:#fff;border:1px dashed #cdd3de;padding:50px;text-align:center;color:var(--muted);border-radius:16px}.assignment-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.assignment{background:#fff;border:1px solid var(--line);border-radius:17px;padding:20px}.assignment h3{font:800 18px Manrope;margin:15px 0 7px}.assignment p{font-size:12px;color:var(--muted);line-height:1.6;min-height:60px}.assignment>small{color:#8993a2}.assignment .small{display:block;margin-top:17px}.submitted{color:#16845b;background:#eaf8f2;padding:9px;border-radius:9px;font-size:11px;font-weight:800;margin-top:16px}.workshop-hero{background:linear-gradient(135deg,#0f172a,#1d4ed8);color:#fff;border-radius:24px;padding:38px;margin-bottom:20px}.workshop-hero h2{font:800 43px Manrope;letter-spacing:-.05em;margin:14px 0 3px}.workshop-hero p{color:#cbd5e1;margin-bottom:22px}.tool-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.tool-card{background:#fff;border:1px solid var(--line);padding:18px;border-radius:15px;min-height:155px;display:flex;flex-direction:column}.tool-card>span{font-size:10px;color:#8c96a6;font-weight:800}.tool-card b{font:800 18px Manrope;margin:10px 0 5px}.tool-card small{color:var(--muted);font-size:11px;line-height:1.4}.tool-card em{margin-top:auto;font-style:normal;color:#2563eb;font-size:10px;font-weight:800}.assistant{max-width:850px}.assistant-intro{background:#101827;color:#fff;border-radius:22px;padding:28px}.assistant-intro h2{font:800 32px Manrope;margin:12px 0 7px}.assistant-intro p{color:#aeb8c8}.chat{height:390px;background:#fff;border:1px solid var(--line);border-radius:18px;margin-top:12px;padding:18px;overflow:auto}.msg{max-width:80%;padding:11px 13px;border-radius:12px;margin:8px 0;font-size:13px;line-height:1.55}.msg.bot{background:#f0f3f8}.msg.user{margin-left:auto;background:#2563eb;color:#fff}.assistant form{display:flex;gap:8px;margin-top:10px}.assistant form input{flex:1;border:1px solid var(--line);border-radius:11px;padding:13px}.assistant form button{background:#111827;color:#fff;border-radius:11px;padding:0 18px;font-weight:800}.suggestions{display:flex;gap:7px;flex-wrap:wrap;margin-top:9px}.suggestions button{background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 11px;font-size:11px}.support{max-width:800px;background:#fff;border:1px solid var(--line);border-radius:22px;padding:34px}.support h2{font:800 35px Manrope;margin:14px 0 6px}.support p{color:var(--muted);line-height:1.7}.support-mail{display:inline-block;margin:14px 0 25px;color:#2563eb;font-weight:800}.support-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.support-cards div{background:#f6f8fb;padding:15px;border-radius:12px}.support-cards b,.support-cards small{display:block}.support-cards small{color:var(--muted);font-size:11px;margin-top:4px;line-height:1.5}.profile-page{max-width:700px;background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden}.profile-banner{height:130px;background:linear-gradient(120deg,#111827,#2563eb,#7c3aed)}.profile-card{padding:0 28px 28px;margin-top:-35px}.profile-photo{width:84px;height:84px;border-radius:22px;border:5px solid #fff;background:#dfe9ff;color:#2563eb;display:grid;place-items:center;font:800 25px Manrope;overflow:hidden}.profile-card h2{font:800 27px Manrope;margin:12px 0 3px}.profile-card>p{color:var(--muted);font-size:12px}.upload{display:inline-block;margin:15px 0;background:#edf3ff;color:#205bc8;padding:10px 12px;border-radius:9px;font-size:11px;font-weight:800}.upload input{display:none}.profile-form{border-top:1px solid var(--line);margin-top:10px;padding-top:8px}.toast{position:fixed;bottom:25px;right:25px;background:#111827;color:#fff;padding:12px 16px;border-radius:11px;z-index:99;box-shadow:0 10px 30px #0003;font-size:12px}@media(max-width:1000px){.app-shell{grid-template-columns:210px 1fr}.course-grid{grid-template-columns:repeat(2,1fr)}.action-grid,.tool-grid{grid-template-columns:repeat(2,1fr)}.assignment-grid{grid-template-columns:1fr 1fr}}@media(max-width:760px){.auth{grid-template-columns:1fr}.auth-art{display:none}.mobile-brand{display:block}.app-shell{grid-template-columns:1fr}.sidebar{position:fixed;z-index:20;left:-270px;width:250px;transition:.25s}.sidebar.open{left:0}.app-shell main{width:100%}#menu{display:block}header{padding:0 18px}#content{padding:20px 15px}.hero{padding:25px;min-height:330px}.hero-art{display:none}.stat-grid{grid-template-columns:1fr 1fr}.course-grid,.assignment-grid{grid-template-columns:1fr}.tool-grid,.action-grid{grid-template-columns:1fr 1fr}.support-cards{grid-template-columns:1fr}.lesson-row{grid-template-columns:38px 1fr}.lesson-row em{display:none}.auth-panel{padding:20px}.auth-box h2{font-size:30px}}

/* Live classes + admin */
.live-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.live-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px;display:flex;flex-direction:column;min-height:235px}
.live-top{display:flex;justify-content:space-between;gap:10px;align-items:center;font-size:10px;color:#8a93a2;font-weight:700}
.live-badge{color:#2563eb;font-weight:900;letter-spacing:.06em}
.live-card h3{font:800 19px Manrope;margin:18px 0 7px}
.live-card p{color:var(--muted);font-size:12px;line-height:1.55;min-height:38px}
.live-meta{display:flex;justify-content:space-between;gap:10px;align-items:center;margin:14px 0;color:#596477;font-size:11px}
.live-meta small{color:#8a93a2}
.live-join{display:block;text-align:center;margin-top:auto}
.live-grid.past{opacity:.8}
.admin-panel{display:grid;grid-template-columns:minmax(320px,.9fr) 1.1fr;gap:16px}
.admin-form,.admin-list{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px}
.admin-panel h3{font:800 19px Manrope;margin:0 0 16px}
.admin-form label{display:block;font-size:12px;font-weight:700;color:#3e4757;margin:12px 0}
.admin-form input,.admin-form textarea,.admin-form select{width:100%;margin-top:7px;padding:12px 13px;border:1px solid #dfe3eb;border-radius:10px;outline:none;background:#fff;color:var(--ink)}
.admin-form textarea{resize:vertical}
.admin-form input:focus,.admin-form textarea:focus,.admin-form select:focus{border-color:#7aa3f8;box-shadow:0 0 0 3px #2563eb12}
.form-row{display:grid;grid-template-columns:1fr 120px;gap:10px}
.check{display:flex!important;align-items:center;gap:8px}
.check input{width:auto!important;margin:0!important}
.admin-form .cta{width:100%;margin-top:8px}
.admin-class{display:flex;justify-content:space-between;gap:12px;align-items:center;border:1px solid var(--line);border-radius:13px;padding:14px;margin-bottom:9px}
.admin-class b{display:block;font-size:13px}
.admin-class small{display:block;color:var(--muted);font-size:10px;margin-top:4px}
.admin-actions{display:flex;align-items:center;gap:7px;flex-shrink:0}
.danger{background:#fff0f0;color:#b42318;border:1px solid #ffd6d6;padding:9px 11px;border-radius:9px;font-size:11px;font-weight:800}
@media(max-width:980px){.live-grid{grid-template-columns:repeat(2,1fr)}.admin-panel{grid-template-columns:1fr}.tool-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.live-grid{grid-template-columns:1fr}.form-row{grid-template-columns:1fr}.admin-class{align-items:flex-start;flex-direction:column}.admin-actions{width:100%}.admin-actions .small,.admin-actions .danger{flex:1;text-align:center}}

/* Quizzes + My Learning progress */
.learning-grid{display:grid;gap:16px}
.learning-card{background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden;display:grid;grid-template-columns:180px 1fr}
.learning-cover{min-height:205px;padding:18px;display:flex;flex-direction:column;justify-content:space-between;color:#fff;background:linear-gradient(145deg,#111827,#2563eb)}
.learning-cover.c1{background:linear-gradient(145deg,#312e81,#7c3aed)}
.learning-cover.c2{background:linear-gradient(145deg,#164e63,#0891b2)}
.learning-cover.c3{background:linear-gradient(145deg,#3f3f46,#52525b)}
.learning-cover.c4{background:linear-gradient(145deg,#14532d,#16a34a)}
.learning-cover span{font-size:9px;font-weight:900;letter-spacing:.09em}
.learning-cover strong{font:800 43px Manrope;letter-spacing:-.06em}
.learning-body{padding:24px}
.learning-card-head{display:flex;justify-content:space-between;gap:15px}
.learning-card-head h3{font:800 21px Manrope;margin:0 0 5px}
.learning-card-head p{color:var(--muted);font-size:12px;line-height:1.55;margin:0;max-width:700px}
.learning-card-head>b{font:800 18px Manrope}
.progress-track{height:7px;background:#e9edf4;border-radius:999px;overflow:hidden;margin:15px 0 10px}
.progress-track span{display:block;height:100%;background:linear-gradient(90deg,#2563eb,#4f46e5);border-radius:inherit}
.progress-track.large{height:9px}
.progress-breakdown{display:flex;flex-wrap:wrap;gap:8px 15px;color:#707b8d;font-size:10px;margin-bottom:17px}
.course-progress-head{margin:22px 0 15px;max-width:720px}
.course-progress-head>div:first-child{display:flex;justify-content:space-between;gap:10px;align-items:center}
.course-progress-head small{color:var(--muted);font-size:10px}
.enrolled-badge{display:inline-flex;margin-top:8px;padding:10px 12px;border-radius:10px;background:#eaf8f2;color:#16845b;font-size:11px;font-weight:800}
.mini-summary{margin:18px 0 28px}
.learning-summary{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.learning-summary>div{background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px}
.learning-summary b,.learning-summary small{display:block}
.learning-summary b{font:800 22px Manrope}
.learning-summary small{color:var(--muted);font-size:10px;margin-top:3px}
.quiz-list{display:grid;gap:10px;margin-bottom:35px}
.quiz-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:17px;display:grid;grid-template-columns:48px 1fr auto;gap:14px;align-items:center}
.quiz-index{width:40px;height:40px;border-radius:11px;background:#eef3ff;color:#2563eb;display:grid;place-items:center;font-weight:900;font-size:11px}
.quiz-card h3{font:800 17px Manrope;margin:7px 0 3px}
.quiz-card p{font-size:11px;color:var(--muted);margin:0 0 8px;line-height:1.45}
.quiz-card small{font-size:10px;color:#8993a2}
.quiz-status{text-align:right;min-width:125px}
.quiz-status b,.quiz-status small{display:block}
.quiz-status b{font-size:11px}
.quiz-status small{color:#16845b;font-size:10px;margin-bottom:8px}
.quiz-head{background:#101827;color:#fff;border-radius:22px;padding:28px;margin-bottom:16px}
.quiz-head h2{font:800 34px Manrope;letter-spacing:-.04em;margin:11px 0 5px}
.quiz-head p{color:#aeb8c8;line-height:1.6;margin:0;max-width:760px}
.quiz-rules{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.quiz-rules span{padding:8px 10px;border:1px solid #ffffff18;border-radius:999px;color:#d7deea;font-size:10px}
.quiz-form{display:grid;gap:12px}
.question-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:23px}
.question-number{font-size:9px;font-weight:900;letter-spacing:.1em;color:#718096}
.question-card h3{font:800 18px/1.4 Manrope;margin:9px 0 17px}
.option-list{display:grid;gap:8px}
.option{display:flex;align-items:flex-start;gap:10px;border:1px solid #e2e6ee;border-radius:12px;padding:13px;cursor:pointer;transition:.15s}
.option:hover{border-color:#9db9f4;background:#f8faff}
.option input{margin-top:2px;accent-color:#2563eb}
.option span{font-size:12px;line-height:1.5}
.quiz-form>.cta{justify-self:start}
.quiz-result{margin-top:22px;background:#fff;border:1px solid var(--line);border-radius:20px;padding:24px;display:flex;align-items:center;gap:20px}
.quiz-result.passed{border-color:#bcebd7}
.quiz-result.failed{border-color:#ffd4d4}
.result-score{font:800 44px Manrope;letter-spacing:-.06em}
.quiz-result h2{font:800 23px Manrope;margin:8px 0 3px}
.quiz-result p{color:var(--muted);font-size:12px;margin:0}
.review-list{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px;margin-top:12px}
.review-list h3{font:800 17px Manrope;margin:0 0 12px}
.review-row{padding:12px;border-radius:11px;margin-top:8px;background:#f7f8fb}
.review-row.right{background:#eefaf5}
.review-row.wrong{background:#fff2f2}
.review-row b,.review-row span,.review-row small{display:block}
.review-row b{font-size:11px}
.review-row span{font-size:11px;margin-top:4px}
.review-row small{font-size:10px;color:#687385;margin-top:5px;line-height:1.5}
.result-actions{display:flex;gap:8px;margin-top:12px}
.ghost{background:#fff;border:1px solid var(--line);padding:11px 14px;border-radius:10px;font-weight:800;font-size:11px}.hero .ghost{background:#ffffff0e;color:#fff;border:1px solid #ffffff22;padding:13px 17px;border-radius:11px;font-weight:700;font-size:inherit}
.assignment-stats{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}
.assignment-stats span{background:#fff;border:1px solid var(--line);padding:10px 12px;border-radius:10px;color:#7b8595;font-size:10px}
.assignment-stats b{color:#10131a;margin-right:3px}
.assignment-detail{max-width:900px;background:#fff;border:1px solid var(--line);border-radius:22px;padding:30px}
.assignment-detail h2{font:800 34px Manrope;letter-spacing:-.04em;margin:13px 0 3px}
.assignment-course{color:#7a8494;font-size:11px}
.assignment-instructions{white-space:pre-wrap;background:#f7f8fb;border-radius:14px;padding:18px;margin:22px 0;line-height:1.7;font-size:13px}
.assignment-form label{display:block;font-size:12px;font-weight:800;color:#3e4757;margin:14px 0}
.assignment-form textarea,.assignment-form input{width:100%;margin-top:7px;padding:13px 14px;border:1px solid #dfe3eb;border-radius:11px;outline:none;background:#fff}
.assignment-form textarea{resize:vertical}
.form-help{color:#8993a2;font-size:10px;line-height:1.5}
.submission-review{background:#eefaf5;border:1px solid #c9eddd;padding:18px;border-radius:14px}
.submission-review>b{color:#16845b}
.submission-review p{white-space:pre-wrap;font-size:12px;line-height:1.6}
.submission-review a{color:#2563eb;font-size:11px;font-weight:800}
.submission-review small{display:block;margin-top:10px;color:#667085}
.score-chip{display:inline-block;margin-top:12px;background:#fff;padding:7px 10px;border-radius:8px;font-size:10px;font-weight:800}
@media(max-width:760px){
.learning-card{grid-template-columns:1fr}.learning-cover{min-height:125px}.quiz-card{grid-template-columns:40px 1fr}.quiz-status{grid-column:2;text-align:left}.learning-summary{grid-template-columns:1fr 1fr 1fr}.quiz-head h2,.assignment-detail h2{font-size:28px}
}

/* Assignment submission review */
.admin-submissions{display:grid;gap:12px;margin-bottom:32px}
.submission-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px}
.submission-main{display:flex;justify-content:space-between;gap:16px;align-items:flex-start}
.submission-main b{display:block;font-size:14px}
.submission-main small{display:block;color:var(--muted);font-size:11px;margin-top:5px}
.status-pill{display:inline-flex;align-items:center;padding:6px 9px;border-radius:999px;font-size:10px;font-weight:800;text-transform:uppercase;letter-spacing:.04em;background:#eef2f7;color:#344054}
.status-reviewed,.status-approved{background:#e9f8ef;color:#176b3a}
.status-needs_changes{background:#fff3e6;color:#8a4b08}
.submission-body{margin-top:14px;padding:14px;border-radius:12px;background:#f8fafc}
.submission-body p{margin:0 0 10px;white-space:pre-wrap;line-height:1.55}
.submission-body .muted{color:var(--muted)}
.submission-actions{display:grid;grid-template-columns:180px 1fr auto;gap:8px;margin-top:12px}
.submission-actions select,.submission-actions input{width:100%;padding:10px 12px;border:1px solid #dfe3eb;border-radius:10px;background:#fff;color:var(--ink);outline:none}
.submission-actions select:focus,.submission-actions input:focus{border-color:#7aa3f8;box-shadow:0 0 0 3px #2563eb12}
@media(max-width:640px){.submission-main{flex-direction:column}.submission-actions{grid-template-columns:1fr}.submission-actions .small{width:100%}}

/* Course catalog */
.learning-note,.course-format{margin:22px 0;padding:16px 18px;border:1px solid var(--line);border-radius:14px;background:#fff;display:flex;flex-direction:column;gap:5px}
.learning-note b,.course-format b{font-size:13px}
.learning-note span,.course-format p{margin:0;color:var(--muted);font-size:11px;line-height:1.6}
.info-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:17px;display:flex;align-items:flex-start;gap:12px;min-height:74px}
.info-card span{font-size:10px;font-weight:900;color:#7b8798;letter-spacing:.08em}
.info-card b{font-size:12px;line-height:1.5}

/* Admin course completion controls */
.admin-course-completions{display:grid;gap:10px;margin-bottom:30px}
.admin-course-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 18px;border:1px solid var(--line,#e5e7eb);border-radius:14px;background:var(--card,#fff)}
.admin-course-row>div{display:flex;align-items:center;gap:14px;min-width:0}
.admin-course-row b{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.admin-course-row small{display:block;margin-top:4px;color:var(--muted,#6b7280)}
.course-number{display:grid;place-items:center;width:38px;height:38px;border-radius:10px;background:#111;color:#fff;font-size:12px;font-weight:700;flex:0 0 auto}
.admin-course-row .danger{border-color:#ef4444;color:#b91c1c}
@media(max-width:700px){.admin-course-row{align-items:flex-start;flex-direction:column}.admin-course-row button{width:100%}}