@import url('https://fonts.googleapis.com/css2?family=Hind+Siliguri:wght@400;500;600;700&display=swap');
:root{--navy:#0c2546;--navy2:#123e6a;--blue:#126fbb;--cyan:#13a5bf;--green:#14a982;--lime:#e5f8ef;--bg:#f4f7fb;--paper:#fff;--ink:#19304a;--muted:#6b8094;--line:#dee6ed;--red:#cb4146;--orange:#bd7b23;--shadow:0 14px 38px rgba(16,40,70,.07);font-family:'Hind Siliguri',system-ui,sans-serif}
*{box-sizing:border-box}body{background:var(--bg);color:var(--ink);margin:0;line-height:1.5}button,input,select,textarea{font:inherit}button{cursor:pointer}button:disabled{opacity:.55;cursor:not-allowed}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline}button:hover{filter:brightness(.97)}.hidden{display:none!important}.shell{max-width:1200px;margin:auto;padding:0 22px}.nav{background:var(--navy);color:white;border-bottom:4px solid var(--green)}.nav-inner{min-height:82px;display:flex;align-items:center;gap:14px}.brand-icon{width:52px;height:52px;object-fit:contain;border-radius:14px;background:white;padding:5px}.brand-name{font-weight:800;font-size:21px;line-height:1.15}.brand-caption{color:#a7c2d6;font-size:12px}.nav-spacer{flex:1}.nav-link{font-size:14px;color:#cce0ee;padding:10px 14px;border:1px solid #37607c;border-radius:11px}.nav-link:hover{background:#214969;text-decoration:none}.hero{background:linear-gradient(120deg,#0c294c 0%,#0e5173 65%,#0c776f 100%);color:white;border-radius:25px;padding:36px 42px;margin-top:29px;box-shadow:0 18px 44px rgba(16,65,99,.13);position:relative;overflow:hidden}.hero:before{content:'';position:absolute;width:270px;height:270px;border-radius:50%;border:2px solid #ffffff16;right:-50px;top:-130px}.eyebrow{font-size:12px;font-weight:800;letter-spacing:2px;color:#a4f0d0}.hero h1{font-size:clamp(29px,4.5vw,43px);margin:10px 0 4px;max-width:700px;line-height:1.25}.hero p{color:#d3e4ef;max-width:700px;margin:0 0 20px}.hero-metrics{display:flex;gap:12px;flex-wrap:wrap}.hero-pill{border:1px solid #a5d5d354;color:white;border-radius:999px;padding:7px 13px;font-size:13px;background:#ffffff13}.section-line{display:flex;gap:12px;align-items:center;justify-content:space-between;margin-top:32px;margin-bottom:14px}.section-line h2{font-size:25px;margin:0}.section-sub{font-size:13px;color:var(--muted)}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px}.card{border:1px solid var(--line);background:var(--paper);border-radius:20px;box-shadow:var(--shadow);padding:24px}.card h3{margin:0 0 8px;font-size:21px;line-height:1.25}.meta{display:flex;gap:9px;flex-wrap:wrap;color:var(--muted);font-size:13px;margin:15px 0}.tag{border-radius:999px;padding:5px 10px;background:#e9f1fa;color:#1d6799;font-size:12px;font-weight:800;white-space:nowrap}.tag.green{background:#e1f7ed;color:#157c59}.tag.orange{background:#fcf1df;color:#9a6a27}.tag.gray{background:#edf2f5;color:#637a8e}.card-strap{font-size:11px;font-weight:900;letter-spacing:.8px;color:#117d90;text-transform:uppercase}.btn{background:var(--navy2);border:0;color:white;border-radius:12px;font-weight:700;padding:12px 19px;display:inline-flex;gap:9px;align-items:center;justify-content:center;text-align:center;line-height:1.4}.btn.primary{background:linear-gradient(135deg,#156aa9,#109881)}.btn.secondary{background:#ebf3fa;color:#174a72}.btn.ghost{background:white;border:1px solid var(--line);color:var(--ink)}.btn.danger{background:#fff0ef;color:#b53239}.btn.block{width:100%}.btn.small{font-size:13px;padding:8px 12px}.btn-row{display:flex;gap:10px;flex-wrap:wrap}.notice{padding:12px 15px;background:#e8f7ef;border-radius:12px;color:#137951;font-size:14px;margin:12px 0;border:1px solid #c7eed9}.notice.warn{color:#875623;background:#fff8e9;border-color:#f1e1bc}.notice.err{color:#a62232;background:#fff1f3;border-color:#f5cbd0}.field{display:flex;flex-direction:column;gap:6px;margin:0 0 14px}.field label{font-weight:700;font-size:14px}.field input,.field textarea,.field select{padding:11px 13px;border:1px solid #cad7e1;border-radius:11px;outline:0;background:white;color:var(--ink);width:100%;min-width:0}.field textarea{min-height:76px;resize:vertical}.field input:focus,.field textarea:focus,.field select:focus{border-color:#1a8fc3;box-shadow:0 0 0 3px #1789b215}.help{font-size:12px;color:var(--muted)}.panel{max-width:700px;margin:26px auto}.q-layout{display:grid;grid-template-columns:minmax(0,1fr) 255px;gap:21px;align-items:start}.q-main{padding:30px}.q-num{color:#1368a1;font-size:14px;font-weight:800}.q-prompt{font-size:clamp(21px,3.3vw,28px);font-weight:700;margin:8px 0 24px;line-height:1.55}.options{display:grid;gap:11px}.option{display:flex;gap:12px;align-items:flex-start;border:1.5px solid #d6e1e9;border-radius:14px;background:white;padding:14px;min-height:62px;cursor:pointer}.option:hover{border-color:#92bfda;background:#f9fcff}.option.selected{border-color:#1687bb;background:#eaf6fc}.option.correct{border-color:#19a37f;background:#ecfbf3}.option.wrong{border-color:#d94c54;background:#fdf0f1}.letter{background:#e8f0f8;color:#145a8f;width:31px;height:31px;display:flex;align-items:center;justify-content:center;border-radius:9px;flex-shrink:0;font-size:16px;font-weight:900}.option.selected .letter{background:#176da9;color:white}.option.correct .letter{background:#16a47f;color:white}.option.wrong .letter{background:#d94c54;color:white}.q-sidebar{position:sticky;top:15px}.progress-track{height:9px;background:#e7edf1;border-radius:30px;overflow:hidden;margin:12px 0}.progress-fill{height:100%;width:0;background:linear-gradient(90deg,#1598bb,#15b385);border-radius:30px}.question-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;margin-top:14px}.qdot{border:1px solid #ccdae4;border-radius:9px;padding:10px 0;background:white;color:#4d6275;font-weight:800}.qdot.answered{background:#d9f6e9;border-color:#9ee3bf;color:#14775e}.qdot.active{background:var(--navy2);color:white;border-color:var(--navy2)}.timer{font-size:27px;color:#0b5a83;font-weight:900;font-family:system-ui,sans-serif}.timer.urgent{color:#c23b43}.score-big{font-size:clamp(52px,8vw,83px);font-weight:900;color:var(--navy2);line-height:1.1}.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}.stat{border-radius:14px;padding:15px;text-align:center;background:#f0f5fa}.stat strong{font-size:24px;display:block}.stat span{font-size:12px;color:var(--muted)}.answer-review{padding:18px;border-radius:15px;border:1px solid var(--line);margin:12px 0;background:white}.answer-review h4{margin:0 0 10px}.answer-review p{margin:6px 0}.review-answer{font-size:13px;color:var(--muted)}.explanation{white-space:pre-wrap;border-left:3px solid #19ac8b;padding-left:14px;margin-top:12px;color:#4c6375}.table-wrap{overflow:auto}.data-table{border-collapse:collapse;min-width:650px;width:100%;font-size:14px}.data-table th{background:#eff5fa;text-align:left;color:#426581;padding:12px}.data-table td{padding:11px 12px;border-bottom:1px solid #e3ebef}.data-table tr:nth-child(even){background:#fafcfe}.footer{font-size:13px;color:#8995a4;text-align:center;padding:35px 12px}.linklike{background:none;border:0;color:#1474a8;text-decoration:underline;padding:0}.admin-wrap{max-width:1270px;margin:24px auto;padding:0 20px;display:grid;grid-template-columns:240px 1fr;gap:20px;align-items:start}.aside{background:white;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:14px;position:sticky;top:18px}.aside button{display:block;width:100%;padding:12px 14px;text-align:left;margin:5px 0;background:transparent;border:0;border-radius:10px;color:#485d75;font-weight:700}.aside button.active,.aside button:hover{background:#eaf4f9;color:#135f8e}.admin-main{min-width:0}.two{display:grid;grid-template-columns:1fr 1fr;gap:15px}.three{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.dropzone{border:2px dashed #aac9dc;border-radius:18px;background:#f7fbfe;text-align:center;padding:26px}.dropzone input{max-width:100%}.question-preview{background:#f8fafc;border:1px solid #dce6ec;border-radius:14px;padding:16px;margin:10px 0}.question-preview strong{display:block;margin-bottom:8px}.question-preview span{color:#728696;font-size:13px}.status-line{font-size:14px;color:#678295;min-height:23px;margin:10px 0}.empty{text-align:center;background:white;border:1px dashed #ccdce8;border-radius:18px;padding:34px;color:#617789}.icon-circle{border-radius:15px;width:48px;height:48px;display:grid;place-items:center;background:#dff4ed;color:#128060;font-size:23px;margin-bottom:16px}.loading{opacity:.6;pointer-events:none}.modalwrap{position:fixed;inset:0;background:#0b203ba8;z-index:100;display:flex;justify-content:center;align-items:center;padding:15px}.modal{background:#fff;border-radius:20px;width:min(100%,700px);max-height:90vh;overflow:auto;padding:25px}.right{text-align:right}.muted{color:var(--muted)}.mini{font-size:12px}.auth-box{max-width:450px;margin:30px auto}.pill-top{font-size:12px;font-weight:800;color:#148d79;background:#e7f9f1;padding:5px 10px;border-radius:99px;display:inline-block}.divider{height:1px;background:var(--line);margin:20px 0}.spinner{width:25px;height:25px;border:3px solid #daeaf0;border-top-color:#138a9d;border-radius:100%;animation:spin .8s linear infinite;margin:14px auto}@keyframes spin{to{transform:rotate(360deg)}}
@media(max-width:850px){.q-layout{grid-template-columns:1fr}.q-sidebar{position:static;order:-1}.admin-wrap{grid-template-columns:1fr}.aside{position:static;display:flex;overflow:auto;gap:6px}.aside button{white-space:nowrap;width:auto;flex:0 0 auto;padding:9px 11px}.hero{padding:24px}.two,.three{grid-template-columns:1fr}.nav-inner{min-height:70px}.nav-link{padding:7px 9px}.q-main{padding:20px}.stats{grid-template-columns:repeat(2,1fr)}}
@media(max-width:450px){.shell{padding:0 13px}.card{padding:18px}.hero h1{font-size:28px}.nav-inner{gap:8px}.brand-name{font-size:17px}.brand-icon{width:44px;height:44px}.brand-caption{font-size:10px}.nav-link{font-size:12px;padding:6px}.option{padding:11px}.hero-metrics{gap:7px}.hero-pill{font-size:11px}.section-line h2{font-size:21px}}
@media print{.nav,.footer,.no-print,.btn,.q-sidebar{display:none!important}body{background:white}.card{box-shadow:none;border:0}.q-layout{display:block}.shell{max-width:100%}}