:root{--navy:#071b3a;--blue:#0759b8;--cyan:#18b8d8;--gold:#f3b33d;--ink:#182338;--muted:#68758a;--line:#dce4ef;--bg:#f4f7fb;--white:#fff;--green:#12805c;--red:#be3d50;--radius:16px;--shadow:0 10px 30px rgba(9,31,67,.08)}
*{box-sizing:border-box}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg);font-size:16px}.app-shell{min-height:100vh;display:grid;grid-template-columns:270px 1fr}.sidebar{background:linear-gradient(175deg,var(--navy),#0a3164);color:#fff;padding:24px 18px;position:fixed;inset:0 auto 0 0;width:270px;display:flex;flex-direction:column;z-index:20}.brand{display:flex;gap:12px;align-items:center;color:#fff;text-decoration:none;padding:0 8px 26px}.brand-mark{display:grid;place-items:center;width:43px;height:43px;border-radius:13px;background:linear-gradient(145deg,var(--cyan),var(--blue));font-weight:900;font-size:1.45rem;box-shadow:0 8px 20px #03132b}.brand b{font-size:1.2rem;letter-spacing:.12em}.brand small{display:block;font-size:.67rem;opacity:.72;letter-spacing:.03em;margin-top:3px}.sidebar nav{display:grid;gap:5px}.sidebar nav a,.sidebar-foot a{display:flex;align-items:center;gap:12px;color:#dbe9ff;text-decoration:none;padding:11px 13px;border-radius:11px;font-size:.93rem}.sidebar nav a:hover,.sidebar nav a.active{background:rgba(255,255,255,.12);color:#fff}.sidebar nav a.active{box-shadow:inset 3px 0 var(--cyan)}.nav-icon svg,.sidebar-foot svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.sidebar-foot{margin-top:auto;border-top:1px solid rgba(255,255,255,.12);padding-top:12px}main{grid-column:2;min-width:0}.topbar{height:88px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;padding:0 32px;gap:18px;position:sticky;top:0;z-index:10}.topbar h1{font-size:1.35rem;margin:0}.eyebrow{font-size:.67rem;color:var(--blue);font-weight:800;letter-spacing:.14em}.userbox{margin-left:auto;display:flex;align-items:center;gap:10px}.userbox small{display:block;color:var(--muted);font-size:.72rem}.avatar{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:#e8f2ff;color:var(--blue);font-weight:800}.logout{color:var(--muted);font-size:.82rem;margin-left:8px}.menu-btn{display:none;border:0;background:none;font-size:1.5rem}.content{padding:28px 32px;max-width:1600px;margin:auto}footer{text-align:center;padding:12px 24px 30px;color:var(--muted);font-size:.78rem}.grid{display:grid;gap:18px}.grid.cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}.grid.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid.cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px}.stat{position:relative;overflow:hidden}.stat:after{content:"";position:absolute;width:90px;height:90px;border-radius:50%;background:#edf7ff;right:-30px;top:-35px}.stat small{color:var(--muted)}.stat strong{font-size:1.8rem;display:block;margin-top:8px}.stat em{display:block;font-style:normal;color:var(--green);font-size:.77rem;margin-top:6px}.section-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:26px 0 12px}.section-head h2{font-size:1.08rem;margin:0}.section-head p{margin:3px 0 0;color:var(--muted);font-size:.83rem}.actions{display:flex;gap:8px;flex-wrap:wrap}.btn{border:0;border-radius:10px;padding:10px 15px;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:7px;font-weight:700;font-size:.85rem;cursor:pointer;background:#eaf0f7;color:var(--ink)}.btn.primary{background:var(--blue);color:#fff}.btn.success{background:var(--green);color:#fff}.btn.outline{background:#fff;border:1px solid var(--line)}.btn.sm{padding:7px 10px;font-size:.76rem}.toolbar{display:flex;gap:10px;margin-bottom:14px}.input,select,textarea{width:100%;border:1px solid #cfd9e7;border-radius:10px;background:#fff;padding:10px 12px;font:inherit;color:var(--ink);outline:none}textarea{min-height:90px;resize:vertical}.input:focus,select:focus,textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(7,89,184,.1)}label{font-size:.81rem;font-weight:700;color:#42516a;display:grid;gap:6px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px}.span-2{grid-column:span 2}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:13px;background:#fff}table{width:100%;border-collapse:collapse;min-width:760px}th,td{text-align:left;padding:12px 14px;border-bottom:1px solid #e9eef5;font-size:.83rem;vertical-align:middle}th{background:#f7f9fc;color:#516079;font-size:.72rem;text-transform:uppercase;letter-spacing:.04em}tr:last-child td{border-bottom:0}.badge{display:inline-flex;padding:5px 9px;border-radius:99px;background:#eef3f8;color:#44516a;font-size:.7rem;font-weight:800}.badge.green{background:#e3f6ef;color:#08704d}.badge.blue{background:#e5f1ff;color:#0759b8}.badge.gold{background:#fff4d9;color:#9b6500}.badge.red{background:#ffe8ec;color:#a52b3d}.alert{padding:13px 16px;border-radius:11px;margin-bottom:18px;background:#e5f1ff;color:#0759b8}.alert.success{background:#e3f6ef;color:#08704d}.alert.error{background:#ffe8ec;color:#a52b3d}.empty{text-align:center;padding:45px 20px;color:var(--muted)}dialog{border:0;border-radius:18px;padding:0;width:min(680px,calc(100% - 28px));box-shadow:0 25px 80px rgba(0,0,0,.25)}dialog::backdrop{background:rgba(2,13,31,.62)}.modal-head{padding:19px 22px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center}.modal-head h3{margin:0}.modal-body{padding:22px}.modal-foot{padding:16px 22px;background:#f7f9fc;display:flex;justify-content:flex-end;gap:9px}.close{border:0;background:none;font-size:1.4rem;cursor:pointer}.progress{height:8px;background:#e8eef6;border-radius:99px;overflow:hidden}.progress span{height:100%;background:linear-gradient(90deg,var(--blue),var(--cyan));display:block}.login-page{min-height:100vh;background:linear-gradient(120deg,var(--navy),#0c4d92);display:grid;place-items:center;padding:24px}.login-card{width:min(430px,100%);background:#fff;border-radius:24px;padding:34px;box-shadow:0 30px 80px rgba(0,0,0,.28)}.login-brand{text-align:center;margin-bottom:26px}.login-brand .brand-mark{margin:auto;color:#fff}.login-brand h1{margin:13px 0 2px;letter-spacing:.12em}.login-brand p{margin:0;color:var(--muted);font-size:.85rem}.login-card form{display:grid;gap:15px}.login-links{text-align:center;margin-top:18px;font-size:.84rem}.register-page{min-height:100vh;background:#f1f6fc}.public-head{background:var(--navy);color:#fff;padding:18px clamp(20px,5vw,70px);display:flex;justify-content:space-between;align-items:center}.public-head a{color:#fff}.register-wrap{max-width:1000px;margin:35px auto;padding:0 20px}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-bottom:20px}.steps span{background:#fff;border:1px solid var(--line);padding:10px;border-radius:10px;text-align:center;font-size:.78rem}.steps span:first-child{background:var(--blue);color:#fff}.certificate{max-width:900px;margin:20px auto;background:#fff;padding:55px;border:12px solid var(--navy);outline:3px solid var(--gold);outline-offset:-20px;text-align:center;position:relative}.certificate h1{font-family:Georgia,serif;font-size:2.3rem;color:var(--navy)}.certificate .cert-name{font-size:1.8rem;color:var(--blue);font-weight:800;border-bottom:1px solid var(--line);display:inline-block;padding:0 30px 8px}.qr{width:145px;height:145px;margin:20px auto}.muted{color:var(--muted)}.text-right{text-align:right}.text-center{text-align:center}.mt{margin-top:18px}@media(max-width:1100px){.grid.cols-4{grid-template-columns:repeat(2,1fr)}.grid.cols-3{grid-template-columns:repeat(2,1fr)}}@media(max-width:780px){.app-shell{display:block}.sidebar{transform:translateX(-100%);transition:.2s}.menu-open .sidebar{transform:none}.menu-open:after{content:"";position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:15}.topbar{padding:0 17px;height:76px}.menu-btn{display:block}.userbox>span:not(.avatar),.logout{display:none}.content{padding:20px 14px}.grid.cols-4,.grid.cols-3,.grid.cols-2,.form-grid{grid-template-columns:1fr}.span-2{grid-column:auto}.steps{grid-template-columns:1fr 1fr}.certificate{padding:35px 22px}.certificate h1{font-size:1.75rem}}@media print{.sidebar,.topbar,footer,.no-print{display:none!important}.app-shell,main{display:block}.content{padding:0}.certificate{box-shadow:none;margin:0;max-width:none}}