:root{--ink:#102c2a;--soft:#607a75;--green:#0c6b5f;--dark:#06483f;--mint:#55d7b5;--pale:#e6f7f1;--bg:#f4f7f5;--line:#dae7e3;--white:#fff;--red:#c65353;--shadow:0 18px 45px rgba(22,64,58,.12)}
*{box-sizing:border-box}body{margin:0;color:var(--ink);background:var(--bg);font:14px/1.5 "DM Sans",sans-serif}button,input,select,textarea{font:inherit}button{cursor:pointer}h1,h2,h3{margin:0;font-family:Manrope,sans-serif;letter-spacing:-.04em}p{margin:0;color:var(--soft)}.hidden{display:none!important}.brand{display:flex;align-items:center;gap:10px;color:inherit;text-decoration:none;font:800 21px Manrope}.brand b span{color:var(--mint)}.brand-mark{width:34px;height:34px;display:grid;place-items:center;border-radius:9px;color:var(--dark);background:var(--mint)}
.login-screen{min-height:100vh;display:grid;grid-template-columns:1fr 1fr}.login-brand{padding:54px 9vw;display:flex;flex-direction:column;justify-content:space-between;color:white;background:radial-gradient(circle at 10% 90%,#168274 0,transparent 36%),var(--dark)}.login-brand .overline{display:block;margin-bottom:20px;color:#9ce2d0;font-size:11px;font-weight:700;letter-spacing:.13em;text-transform:uppercase}.login-brand h1{max-width:600px;font-size:clamp(2.8rem,5vw,5.2rem);line-height:1.08}.login-brand em{color:var(--mint);font-style:normal}.login-brand p{max-width:490px;margin-top:25px;color:#b9d6cf;font-size:16px}.login-brand small{color:#86afa6}.login-panel{display:grid;place-items:center;padding:30px}.auth-card{width:min(400px,100%);display:grid;gap:17px;padding:40px;border-radius:18px;background:white;box-shadow:var(--shadow)}.auth-card h2{font-size:28px}.auth-card>p{margin-top:-10px}.auth-card label,.form-grid label{display:grid;gap:6px;color:var(--ink);font-size:12px;font-weight:700}.auth-card input,.form-grid input,.form-grid select,.form-grid textarea{width:100%;padding:12px 13px;border:1px solid var(--line);border-radius:8px;outline:none;background:#fbfdfc}.auth-card input:focus,.form-grid input:focus,.form-grid select:focus,.form-grid textarea:focus{border-color:var(--green);box-shadow:0 0 0 3px var(--pale)}.primary,.secondary,.danger{min-height:42px;padding:0 17px;border:0;border-radius:8px;font-weight:700}.primary{display:flex;justify-content:center;align-items:center;gap:20px;color:white;background:var(--green)}.secondary{color:var(--green);border:1px solid #a7c7bf;background:white}.danger{color:var(--red);background:#fbecec}.auth-card small{text-align:center;color:#91a29e;font-size:10px}.form-error{min-height:18px!important;margin:0!important;color:var(--red)!important;font-size:12px}.mobile-brand{display:none}
.app-shell{min-height:100vh;display:grid;grid-template-columns:235px 1fr}.sidebar{position:fixed;inset:0 auto 0 0;width:235px;display:flex;flex-direction:column;padding:25px 16px;color:white;background:var(--dark)}.side-brand{padding:0 9px}.sidebar nav{display:grid;gap:5px;margin-top:55px}.sidebar nav button{display:flex;gap:12px;align-items:center;padding:11px 13px;border:0;border-radius:8px;text-align:left;color:#b3d0c9;background:transparent;font-weight:600}.sidebar nav button span{width:22px;text-align:center;color:#79cdb7}.sidebar nav button:hover,.sidebar nav button.active{color:white;background:rgba(255,255,255,.1)}.side-user{display:flex;align-items:center;gap:9px;margin-top:auto;padding:13px 8px;border-top:1px solid rgba(255,255,255,.1)}.side-user>span{width:32px;height:32px;display:grid;place-items:center;flex:none;border-radius:50%;color:var(--dark);background:var(--mint);font-size:10px;font-weight:800}.side-user div{min-width:0;display:flex;flex-direction:column}.side-user b{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:11px}.side-user small{color:#91b8af;font-size:9px}.side-user button{margin-left:auto;border:0;color:#a6c5bd;background:none}.workspace{grid-column:2}.topbar{height:94px;display:flex;align-items:center;justify-content:space-between;padding:0 38px;border-bottom:1px solid var(--line);background:white}.topbar small{color:#829691;font-size:10px;text-transform:uppercase;letter-spacing:.08em}.topbar h1{font-size:24px}.today{padding:7px 11px;border:1px solid var(--line);border-radius:7px;color:var(--soft);font-size:11px}.mobile-menu{display:none}.view-content{padding:32px 38px}.page-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:25px}.page-head h2{font-size:22px}.page-head p{font-size:12px}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:30px}.stat-card{padding:21px;border:1px solid var(--line);border-radius:13px;background:white}.stat-card span{display:block;color:var(--soft);font-size:10px;text-transform:uppercase;letter-spacing:.06em}.stat-card strong{display:block;margin:7px 0;font:800 30px Manrope}.stat-card small{color:var(--green);font-size:10px}.welcome{display:grid;grid-template-columns:1.3fr .7fr;gap:20px}.panel{padding:24px;border:1px solid var(--line);border-radius:14px;background:white}.panel h3{margin-bottom:9px}.panel p{font-size:12px}.quick-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:20px}.quick-actions button{padding:15px;border:1px solid var(--line);border-radius:9px;text-align:left;color:var(--ink);background:#fbfdfc;font-weight:700}.quick-actions button span{display:block;margin-top:4px;color:var(--soft);font-size:10px;font-weight:400}
.data-card{overflow:hidden;border:1px solid var(--line);border-radius:13px;background:white}.data-table{width:100%;border-collapse:collapse}.data-table th,.data-table td{padding:13px 16px;border-bottom:1px solid #edf2f0;text-align:left;font-size:11px}.data-table th{color:#6d837e;background:#f8faf9;font-size:9px;text-transform:uppercase;letter-spacing:.06em}.data-table tr:last-child td{border:0}.data-table tbody tr:hover{background:#fbfdfc}.data-table button{padding:5px 9px;border:1px solid var(--line);border-radius:5px;color:var(--green);background:white;font-size:10px;font-weight:700}.badge{display:inline-block;padding:3px 8px;border-radius:20px;color:var(--green);background:var(--pale);font-size:9px;font-weight:700}.badge.pending{color:#a06c21;background:#fff3dc}.empty{padding:45px;text-align:center;color:var(--soft)}dialog{width:min(620px,calc(100% - 28px));padding:0;border:0;border-radius:17px;box-shadow:0 30px 80px rgba(0,0,0,.24)}dialog::backdrop{background:rgba(5,35,31,.55);backdrop-filter:blur(3px)}.modal-close{position:absolute;right:15px;top:14px;border:0;color:var(--soft);background:none;font-size:22px}.modal-content{padding:30px}.modal-content h2{margin-bottom:5px}.modal-content>p{margin-bottom:22px;font-size:12px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.form-grid .full{grid-column:1/-1}.form-actions{grid-column:1/-1;display:flex;justify-content:flex-end;gap:9px;margin-top:8px}.toast{position:fixed;right:25px;bottom:25px;z-index:20;padding:12px 16px;border-radius:8px;color:white;background:var(--green);box-shadow:var(--shadow);opacity:0;transform:translateY(15px);transition:.25s;pointer-events:none}.toast.show{opacity:1;transform:none}
.student-profile{display:grid;grid-template-columns:280px 1fr;gap:20px}.profile-card{padding:25px;border:1px solid var(--line);border-radius:14px;background:white}.profile-avatar{width:65px;height:65px;display:grid;place-items:center;margin-bottom:14px;border-radius:50%;color:var(--dark);background:var(--mint);font:800 20px Manrope}.profile-card dl{display:grid;gap:12px;margin:22px 0 0}.profile-card dt{color:var(--soft);font-size:9px;text-transform:uppercase}.profile-card dd{margin:2px 0 0;font-size:11px;font-weight:700}.history{display:grid;gap:10px}.history-item{display:grid;grid-template-columns:1fr auto;gap:15px;padding:17px;border:1px solid var(--line);border-radius:10px;background:white}.history-item h4{margin:0 0 4px;font-size:12px}.history-item p{font-size:10px}.score{display:grid;place-items:center;width:54px;height:54px;border-radius:50%;color:white;background:var(--green);font:800 14px Manrope}.link-box{padding:15px;border-radius:9px;background:var(--pale);word-break:break-all;color:var(--green);font-size:11px}
@media(max-width:850px){.login-screen{grid-template-columns:1fr}.login-brand{display:none}.mobile-brand{display:block;color:var(--green);font-weight:800}.app-shell{display:block}.sidebar{z-index:10;transform:translateX(-100%);transition:.25s}.sidebar.open{transform:none}.workspace{width:100%}.mobile-menu{display:block;border:0;background:none;font-size:20px}.topbar{height:80px;padding:0 18px;justify-content:flex-start;gap:15px}.today{display:none}.view-content{padding:22px 15px}.stats{grid-template-columns:1fr 1fr}.welcome,.student-profile{grid-template-columns:1fr}.page-head{align-items:flex-start;gap:15px}.data-card{overflow:auto}.data-table{min-width:650px}}@media(max-width:520px){.stats,.quick-actions,.form-grid{grid-template-columns:1fr}.page-head{display:grid}.login-panel{padding:15px}.auth-card{padding:27px 22px}.stat-card{padding:16px}}