:root{
  --white:#ffffff;
  --bg:#f3f4f6;
  --surface:#ffffff;
  --maroon:#8b1e2d;
  --maroon-dark:#641522;
  --maroon-soft:#f9e9ec;
  --navy:#102a43;
  --navy-2:#173f63;
  --navy-soft:#eaf0f6;
  --graphite:#3f4752;
  --gray:#667085;
  --gray-dark:#303640;
  --line:#d7dce2;
  --success:#18864b;
  --warning:#c77700;
  --danger:#c9343b;
  --shadow:0 18px 48px rgba(16,42,67,.08);
  --radius:16px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--graphite);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.6}
a{color:inherit}
img{max-width:100%}
.container{width:min(1180px,calc(100% - 40px));margin-inline:auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(14px)}
.nav{min-height:78px;display:flex;align-items:center;gap:28px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;min-width:max-content}
.brand-mark{display:grid;place-items:center;width:44px;height:44px;border-radius:13px;background:linear-gradient(145deg,var(--maroon),var(--maroon-dark));color:#fff;font-weight:950;font-size:21px;box-shadow:0 10px 26px rgba(139,30,45,.23)}
.brand strong{display:block;color:var(--navy);font-size:14px;letter-spacing:.02em}
.brand small{display:block;color:var(--gray);font-size:9px;letter-spacing:.055em}
.nav-links{display:flex;gap:24px;margin-left:auto}
.nav-links a{text-decoration:none;font-size:13px;font-weight:800;color:#495260}
.nav-links a:hover{color:var(--maroon)}
.nav-actions{display:flex;gap:8px}
.menu-btn{display:none;margin-left:auto;border:1px solid var(--line);background:#fff;border-radius:10px;width:42px;height:42px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:10px;padding:12px 18px;text-decoration:none;font-weight:850;font-size:13px;cursor:pointer;transition:.2s ease}
.btn:hover{transform:translateY(-1px)}
.btn-sm{padding:9px 13px;font-size:12px}
.btn-primary{background:linear-gradient(135deg,var(--maroon),#a72c3d);color:#fff;box-shadow:0 10px 24px rgba(139,30,45,.18)}
.btn-primary:hover{background:var(--maroon-dark)}
.btn-navy{background:var(--navy);color:#fff}
.btn-light{background:#fff;color:var(--navy);border:1px solid var(--line)}
.btn-light:hover{border-color:#b8c0cb}
.btn-danger{background:var(--danger);color:#fff}
.btn-success{background:var(--success);color:#fff}
.btn-block{width:100%}

.hero{padding:88px 0;background:
radial-gradient(circle at 12% 12%,rgba(139,30,45,.12),transparent 27%),
radial-gradient(circle at 88% 12%,rgba(16,42,67,.12),transparent 24%),
linear-gradient(180deg,#fff,#f5f6f8)}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:54px;align-items:center}
.eyebrow,.kicker{display:inline-flex;align-items:center;gap:8px;padding:7px 11px;border-radius:999px;background:var(--maroon-soft);color:var(--maroon);font-size:10px;font-weight:950;letter-spacing:.08em;text-transform:uppercase}
.hero h1{margin:18px 0 20px;color:var(--navy);font-size:clamp(48px,5.8vw,76px);line-height:1.02;letter-spacing:-.05em}
.hero h1 span{color:var(--maroon)}
.hero p{max-width:680px;color:#5f6875;font-size:17px;line-height:1.82}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:32px}
.stat-card{padding:16px;background:#fff;border:1px solid var(--line);border-radius:14px}
.stat-card b{display:block;color:var(--navy);font-size:22px}
.stat-card span{font-size:11px;color:var(--gray)}
.hero-panel{position:relative;overflow:hidden;background:linear-gradient(145deg,var(--navy),#183b5a);color:#fff;border-radius:24px;padding:30px;box-shadow:0 30px 70px rgba(16,42,67,.18)}
.hero-panel:after{content:"";position:absolute;width:230px;height:230px;border-radius:50%;right:-85px;top:-90px;background:rgba(139,30,45,.35)}
.hero-panel h3{position:relative;z-index:1;font-size:26px;margin:0 0 9px}
.hero-panel p{position:relative;z-index:1;color:#c7d1dc;font-size:13px}
.category-mini{position:relative;z-index:1;display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:20px}
.category-mini div{padding:15px;border:1px solid rgba(255,255,255,.12);border-radius:14px;background:rgba(255,255,255,.07)}
.category-mini b{display:block;font-size:13px}
.category-mini small{color:#c1ccd8}

.section{padding:76px 0}
.section-soft{background:#e9edf2}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:34px;margin-bottom:32px}
.section-head h2{margin:7px 0 0;color:var(--navy);font-size:37px;line-height:1.15;letter-spacing:-.03em}
.section-head p{max-width:540px;margin:0;color:var(--gray)}
.grid{display:grid;gap:18px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:0 10px 28px rgba(16,42,67,.035)}
.card:hover{box-shadow:var(--shadow)}
.card-icon{display:grid;place-items:center;width:46px;height:46px;border-radius:13px;background:var(--navy-soft);color:var(--navy);font-weight:950}
.card h3{margin:18px 0 8px;color:var(--navy)}
.card p{margin:0;color:var(--gray);font-size:13px;line-height:1.72}
.category-card{position:relative;overflow:hidden}
.category-card:before{content:"";position:absolute;inset:0 auto 0 0;width:4px;background:linear-gradient(var(--maroon),var(--navy))}
.badge{display:inline-flex;padding:5px 9px;border-radius:999px;background:var(--navy-soft);color:var(--navy);font-size:10px;font-weight:950}
.badge.maroon{background:var(--maroon-soft);color:var(--maroon)}
.badge.green{background:#e9f7ee;color:#15763e}
.badge.orange{background:#fff4df;color:#a95f00}
.badge.red{background:#fdebec;color:#b3272d}
.badge.gray{background:#eceff2;color:#56606e}

.dashboard-hero{padding:36px 0;background:linear-gradient(135deg,var(--navy),#163a58 70%,var(--maroon-dark));color:#fff}
.dashboard-hero h1{margin:0 0 5px;font-size:34px}
.dashboard-hero p{margin:0;color:#d0d7df}
.exam-card{display:flex;flex-direction:column;gap:12px}
.exam-card h3{margin:0;color:var(--navy)}
.exam-card .btn{margin-top:auto}
.exam-meta{display:flex;gap:9px;flex-wrap:wrap;color:var(--gray);font-size:11px}

.auth-wrap{min-height:calc(100vh - 78px);display:grid;place-items:center;padding:48px 20px;background:radial-gradient(circle at 15% 20%,rgba(139,30,45,.1),transparent 25%),radial-gradient(circle at 85% 20%,rgba(16,42,67,.12),transparent 25%),var(--bg)}
.auth-card{width:min(500px,100%);padding:30px;background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow)}
.auth-card h1{margin:16px 0 8px;color:var(--navy)}
.auth-card>p{color:var(--gray)}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1/-1}
.field label{font-size:11px;font-weight:850;color:#505966}
.field input,.field select,.field textarea{width:100%;padding:12px 13px;border:1px solid #cfd5dc;border-radius:10px;background:#fff;color:var(--graphite);font:inherit}
.field input:focus,.field select:focus,.field textarea:focus{outline:0;border-color:var(--maroon);box-shadow:0 0 0 3px rgba(139,30,45,.08)}
.checkbox{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--gray)}
.alert{padding:12px 14px;margin:14px 0;border-radius:10px;font-size:13px}
.alert-error{background:#fff0f1;color:#aa2029;border:1px solid #fac8cc}
.alert-success{background:#edf9f1;color:#176b3b;border:1px solid #bce7cc}
.alert-info{background:#edf2f8;color:var(--navy);border:1px solid #c8d6e5}
.muted{color:var(--gray)}
.text-link{color:var(--maroon);font-weight:850;text-decoration:none}
.text-danger{color:var(--danger);font-weight:850;background:none;border:0;padding:0;cursor:pointer}

.panel{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px;box-shadow:0 8px 24px rgba(16,42,67,.035);margin-bottom:18px}
.panel h2{margin:0 0 16px;color:var(--navy)}
.flex{display:flex}
.gap{gap:10px}
.between{justify-content:space-between}
.center{align-items:center}
.wrap-actions{flex-wrap:wrap}
.table-wrap{overflow:auto}
.table{width:100%;border-collapse:collapse;font-size:12px}
.table th,.table td{text-align:left;padding:12px;border-bottom:1px solid var(--line);vertical-align:top}
.table th{background:#eef1f4;color:#4a5563;font-size:10px;text-transform:uppercase;letter-spacing:.06em}
.table td b{display:block;color:var(--navy)}
.table td small{display:block;color:var(--gray);margin-top:3px}
.empty{text-align:center;padding:32px;color:var(--gray)}
.pagination{display:flex;gap:6px;flex-wrap:wrap;margin-top:18px}
.pagination a,.pagination span{padding:8px 11px;border:1px solid var(--line);border-radius:8px;background:#fff;text-decoration:none;font-size:12px}
.pagination .active{background:var(--navy);color:#fff;border-color:var(--navy)}

.admin-body{background:#e9edf2}
.admin-top{background:var(--navy);color:#fff}
.admin-top-inner{min-height:72px;display:flex;align-items:center;justify-content:space-between}
.brand-light strong,.brand-light small{color:#fff}
.admin-user{display:flex;align-items:center;gap:12px;font-size:12px}
.admin-layout{display:grid;grid-template-columns:238px 1fr;min-height:calc(100vh - 72px)}
.admin-sidebar{background:var(--gray-dark);padding:22px 14px}
.admin-sidebar nav{display:flex;flex-direction:column;gap:6px;position:sticky;top:18px}
.admin-sidebar a{padding:11px 12px;border-radius:9px;text-decoration:none;color:#cfd5dc;font-size:12px;font-weight:850}
.admin-sidebar a:hover,.admin-sidebar a.active{background:var(--maroon);color:#fff}
.admin-content{padding:28px;min-width:0}
.admin-head{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:22px}
.admin-head h1{margin:0;color:var(--navy)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:20px}
.stat-box{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px}
.stat-box span{font-size:11px;color:var(--gray)}
.stat-box b{display:block;font-size:27px;color:var(--navy);margin-top:4px}

.exam-shell{min-height:100vh;background:#e8ecf1}
.exam-top{position:sticky;top:0;z-index:60;background:linear-gradient(90deg,var(--navy),var(--gray-dark));color:#fff;padding:12px 0}
.exam-top .container{display:flex;align-items:center;justify-content:space-between;gap:16px}
.timer{padding:9px 13px;background:rgba(255,255,255,.1);border-radius:10px;font-weight:950}
.exam-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:18px;padding:24px 0}
.question-panel{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px}
.question-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:18px}
.question-number{color:var(--maroon);font-weight:950}
.flag-btn{border:1px solid var(--line);background:#fff;border-radius:9px;padding:8px 11px;cursor:pointer}
.flag-btn.active{background:#fff4df;border-color:#e5a52a;color:#9a5b00}
.question-image{display:block;max-width:100%;max-height:360px;border-radius:12px;margin:14px 0}
.option{display:flex;gap:12px;padding:13px;border:1px solid var(--line);border-radius:12px;margin-top:10px;cursor:pointer}
.option:hover{border-color:#9aaabd;background:#f8f9fb}
.option input{margin-top:4px}
.exam-sidebar{position:sticky;top:88px;height:max-content;background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px}
.exam-sidebar h3{margin-top:0;color:var(--navy)}
.nav-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:7px}
.qnav{height:38px;border:1px solid var(--line);background:#fff;border-radius:8px;font-weight:850;cursor:pointer}
.qnav.answered{background:var(--navy-soft);color:var(--navy);border-color:#b7c7d8}
.qnav.flagged{box-shadow:inset 0 0 0 2px #e2a11f}
.qnav.current{background:var(--maroon);color:#fff;border-color:var(--maroon)}
.question-slide{display:none}
.question-slide.active{display:block}
.exam-bottom{display:flex;justify-content:space-between;gap:10px;margin-top:22px}

.result-score{display:grid;place-items:center;width:132px;height:132px;border-radius:50%;margin:auto;background:#fff;border:10px solid var(--navy-soft);color:var(--maroon);font-size:31px;font-weight:950}
.certificate{position:relative;min-height:600px;padding:48px;text-align:center;background:#fff;border:12px solid var(--navy)}
.certificate:before{content:"";position:absolute;inset:16px;border:2px solid var(--maroon)}
.certificate h1{font-family:Georgia,serif;font-size:45px;color:var(--navy)}
.certificate .name{font-family:Georgia,serif;font-size:35px;color:var(--maroon);margin:28px 0}

.site-footer{margin-top:70px;background:var(--gray-dark);color:#d6dbe1;padding:52px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px}
.footer-grid h4{color:#fff}
.footer-grid a{display:block;margin:7px 0;color:#d6dbe1;text-decoration:none;font-size:12px}
.footer-grid p{max-width:500px;font-size:12px;line-height:1.72}
.footer-brand strong,.footer-brand small{color:#fff}
.footer-bottom{margin-top:32px;padding:18px 0;border-top:1px solid rgba(255,255,255,.12);font-size:11px;color:#abb3bd}

@media print{.no-print,.site-header,.site-footer{display:none!important}.certificate{border-color:#444}.container{width:100%}}
@media(max-width:980px){
.hero-grid,.exam-layout{grid-template-columns:1fr}.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:1fr}.stats-grid{grid-template-columns:repeat(2,1fr)}.exam-sidebar{position:static}.admin-layout{grid-template-columns:1fr}.admin-sidebar{padding:10px}.admin-sidebar nav{position:static;flex-direction:row;overflow:auto}.admin-sidebar a{white-space:nowrap}.admin-content{padding:20px}.footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:760px){
.container{width:min(100% - 28px,1180px)}.nav-links,.nav-actions{display:none}.menu-btn{display:block}.menu-open .nav-links{display:flex;position:absolute;top:78px;left:14px;right:14px;flex-direction:column;background:#fff;border:1px solid var(--line);padding:16px;border-radius:14px;box-shadow:var(--shadow)}.hero{padding:58px 0}.hero h1{font-size:44px}.hero-stats,.grid-4,.grid-2,.form-grid,.stats-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.section{padding:58px 0}.section-head{align-items:flex-start;flex-direction:column}.footer-grid{grid-template-columns:1fr}.admin-user span{display:none}.question-panel{padding:17px}.exam-layout{padding:14px 0}.nav-grid{grid-template-columns:repeat(6,1fr)}
}

/* CBT pagination retains all answer controls in the form. */
.exam-display-settings{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:20px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.exam-display-settings label{display:flex;align-items:center;gap:10px;font-weight:600}
.exam-display-settings select{padding:8px 12px;border:1px solid var(--line);border-radius:8px;background:#fff;color:inherit;font:inherit;min-height:44px}
#pageSummary{font-size:12px;color:var(--gray)}
.question-slide{scroll-margin-top:100px}
.question-slide.active~.question-slide.active{margin-top:26px;padding-top:26px;border-top:1px solid var(--line)}
@media(max-width:480px){.exam-display-settings{align-items:flex-start;flex-direction:column}.exam-bottom{flex-wrap:wrap}.exam-bottom .btn{min-height:44px}}