:root{
 --ink:#17202a;--muted:#6d7885;--navy:#063b5c;--blue:#087eae;--teal:#00a9a5;
 --gold:#f4bd3f;--paper:#f7fafc;--white:#fff;--border:#e5ebf0;
 --shadow:0 20px 55px rgba(7,38,58,.12);--radius:22px;
}
*{box-sizing:border-box}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:linear-gradient(135deg,#f5fafb,#eef5f8);min-height:100vh}
.bg-orb{position:fixed;border-radius:50%;filter:blur(2px);opacity:.45;pointer-events:none}.orb-one{width:380px;height:380px;background:#d7f4f1;top:-130px;right:-100px}.orb-two{width:260px;height:260px;background:#fff0c9;bottom:-90px;left:-90px}
.topbar{height:76px;padding:0 5%;display:flex;align-items:center;justify-content:space-between;background:rgba(255,255,255,.82);backdrop-filter:blur(12px);border-bottom:1px solid rgba(0,0,0,.04);position:relative;z-index:2}
.brand{display:flex;gap:12px;align-items:center;text-decoration:none;color:var(--ink)}.brand span,.brand strong{display:block}.brand strong{font-size:14px}.brand span{font-size:11px;color:var(--muted);margin-top:2px}.ub-mark,.mini-logo{display:grid;place-items:center;background:var(--navy);color:#fff;font-weight:900;letter-spacing:-2px;border-radius:11px}.ub-mark{width:44px;height:44px;font-size:18px}.topbar-course{font-size:12px;color:var(--muted);text-align:right}.topbar-course span{color:var(--navy);font-weight:800;margin-right:8px}
.container{width:min(1120px,92%);margin:45px auto;position:relative;z-index:1}.hero-card{display:grid;grid-template-columns:1.15fr .85fr;background:var(--white);border-radius:30px;overflow:hidden;box-shadow:var(--shadow);min-height:490px}.hero-copy{padding:70px}.eyebrow{font-size:11px;font-weight:900;letter-spacing:2px;color:var(--blue);margin-bottom:15px}.hero-copy h1{font-size:54px;line-height:1.03;letter-spacing:-2.5px;margin:0 0 20px}.hero-copy h1 span{color:var(--blue)}.hero-text{color:var(--muted);font-size:17px;line-height:1.7;max-width:540px}.hero-actions{display:flex;gap:12px;margin-top:35px}.btn{border:0;border-radius:13px;padding:13px 18px;font-weight:800;font-size:14px;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:12px;transition:.2s}.btn:hover{transform:translateY(-1px)}.btn-primary{background:var(--navy);color:#fff}.btn-light{background:#edf4f7;color:var(--navy)}.btn.small{padding:9px 13px}.full{width:100%;margin-top:18px}
.hero-illustration{background:linear-gradient(145deg,var(--navy),#087eae);display:grid;place-items:center;position:relative}.phone{width:205px;height:355px;border:7px solid #fff;border-radius:32px;background:#f8fcfd;box-shadow:0 20px 40px rgba(0,0,0,.2);padding:35px 22px;text-align:center;position:relative}.phone-notch{position:absolute;top:-2px;left:60px;width:72px;height:17px;background:#fff;border-radius:0 0 12px 12px}.phone-logo{font-weight:900;color:var(--navy);font-size:28px;margin-top:8px}.phone-title{font-weight:900;margin-top:28px;font-size:15px}.phone-line{height:7px;background:#dcebee;border-radius:20px;margin:20px 20px 8px}.phone-check{margin:20px auto 10px;width:55px;height:55px;border-radius:50%;display:grid;place-items:center;background:#d8f4ed;color:#078e79;font-size:28px;font-weight:900}.phone small{color:var(--muted);line-height:1.4}.floating-card{position:absolute;background:#fff;padding:11px 14px;border-radius:12px;font-size:12px;font-weight:800;box-shadow:0 10px 25px rgba(0,0,0,.15)}.card-top{top:90px;left:35px}.card-bottom{bottom:85px;right:30px}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:22px}.feature{background:rgba(255,255,255,.72);border:1px solid var(--border);padding:25px;border-radius:20px}.feature b{color:var(--gold);font-size:13px}.feature h3{margin:8px 0}.feature p{color:var(--muted);font-size:13px;line-height:1.6;margin:0}
.student-shell{display:grid;grid-template-columns:.85fr 1.15fr;gap:20px;align-items:stretch}.panel{background:#fff;border:1px solid var(--border);border-radius:var(--radius);box-shadow:0 12px 35px rgba(7,38,58,.07);padding:34px}.intro-panel{background:linear-gradient(150deg,var(--navy),#0b6f91);color:#fff}.mini-logo{width:55px;height:55px;background:#fff;color:var(--navy);font-size:22px;margin-bottom:60px}.intro-panel .eyebrow{color:#9fe6e1}.intro-panel h1{font-size:38px;letter-spacing:-1.5px;margin:0 0 14px}.intro-panel p{color:#d8edf2;line-height:1.7}.trust-list{margin-top:40px;display:grid;gap:13px;color:#e7f7f8;font-size:13px}.form-panel h2{margin:5px 0 25px;font-size:27px}.step-pill{display:inline-block;padding:6px 9px;border-radius:20px;background:#e8f5f5;color:#087eae;font-weight:900;font-size:10px;letter-spacing:1px}label{display:block;font-size:12px;font-weight:800;margin:15px 0 7px}.input-wrap{display:flex;align-items:center;border:1px solid var(--border);border-radius:13px;padding:0 13px;background:#fbfdfe}.input-wrap span{color:var(--muted)}input{width:100%;border:0;outline:0;background:transparent;padding:15px 10px;font-size:16px}.message{font-size:13px;margin-top:12px;min-height:20px;color:#b02a37}.hidden{display:none!important}.verified-banner{display:flex;gap:12px;align-items:center;padding:14px;background:#edf9f6;border-radius:15px}.verified-banner>span{width:35px;height:35px;border-radius:50%;background:#16a085;color:#fff;display:grid;place-items:center}.verified-banner strong,.verified-banner small{display:block}.verified-banner small{font-size:11px;color:var(--muted);margin-top:3px}.request-box{display:flex;align-items:center;gap:15px;border:1px solid var(--border);border-radius:15px;padding:17px;margin-top:18px}.request-icon{font-size:25px}.request-box strong,.request-box small{display:block}.request-box small{font-size:11px;color:var(--muted);margin-top:4px}.center-state{text-align:center}.loader-ring{width:64px;height:64px;border:6px solid #e4f0f3;border-top-color:var(--blue);border-radius:50%;animation:spin 1s linear infinite;margin:5px auto 25px}@keyframes spin{to{transform:rotate(360deg)}}.status-card{background:#f5fafb;padding:16px;border-radius:14px;display:flex;justify-content:center;gap:9px;align-items:center;margin-top:25px}.pulse{width:9px;height:9px;background:#f0a800;border-radius:50%;animation:pulse 1.3s infinite}@keyframes pulse{50%{opacity:.35}}.approved-state,.denied-state{margin-top:25px}.big-check,.big-x{width:70px;height:70px;border-radius:50%;margin:auto;display:grid;place-items:center;font-size:40px;font-weight:900}.big-check{background:#dff6ef;color:#087e6b}.big-x{background:#fde9eb;color:#bd3543}.approved-state p,.denied-state p{color:var(--muted)}
.lecturer-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:25px}.lecturer-header h1{font-size:38px;letter-spacing:-1.5px;margin:0}.lecturer-header p{color:var(--muted)}.live-badge{font-size:11px;font-weight:900;letter-spacing:1px;color:#087e6b;background:#e5f8f2;padding:9px 12px;border-radius:20px}.live-badge span{display:inline-block;width:7px;height:7px;background:#16a085;border-radius:50%;margin-right:6px}.login-panel{max-width:650px;margin:auto}.two-inputs{display:grid;grid-template-columns:1fr 1fr;gap:15px}.dashboard-stats{display:grid;grid-template-columns:1fr 1fr 1fr;gap:15px;margin-bottom:18px}.stat{background:#fff;border:1px solid var(--border);padding:20px;border-radius:17px}.stat span{display:block;color:var(--muted);font-size:12px}.stat strong{display:block;font-size:27px;margin-top:7px;color:var(--navy)}.panel-heading{display:flex;justify-content:space-between;align-items:center}.panel-heading h2{margin:0}.panel-heading p{color:var(--muted);font-size:13px}.requests-list{margin-top:20px}.request-row{display:flex;align-items:center;justify-content:space-between;border:1px solid var(--border);border-radius:16px;padding:16px;margin-bottom:10px;gap:15px}.student-meta{display:flex;align-items:center;gap:12px}.avatar{width:43px;height:43px;border-radius:50%;display:grid;place-items:center;background:#e8f4f7;color:var(--navy);font-weight:900}.student-meta strong,.student-meta small{display:block}.student-meta small{color:var(--muted);font-size:11px;margin-top:3px}.request-time{font-size:11px;color:var(--muted)}.row-actions{display:flex;gap:7px}.approve{background:#0c9b7d;color:#fff}.deny{background:#fff0f1;color:#b02a37}.empty{padding:45px;text-align:center;color:var(--muted);border:1px dashed #ccd8de;border-radius:16px}.footer{width:min(1120px,92%);margin:0 auto 30px;color:#81909a;font-size:11px;display:flex;gap:10px}
@media(max-width:800px){.hero-card,.student-shell{grid-template-columns:1fr}.hero-copy{padding:40px}.hero-copy h1{font-size:42px}.hero-illustration{min-height:390px}.feature-grid,.dashboard-stats{grid-template-columns:1fr}.topbar-course{display:none}.container{margin-top:25px}.two-inputs{grid-template-columns:1fr}.request-row{align-items:flex-start;flex-direction:column}.row-actions{width:100%}.row-actions button{flex:1}.lecturer-header{align-items:flex-start;gap:15px}}

.connection-help{margin-top:10px;padding:12px;border-radius:10px;background:#fff7e0;color:#7a5a00;font-size:12px;line-height:1.5}