:root{--navy:#0b1930;--blue:#2563eb;--cyan:#0891b2;--green:#059669;--red:#dc2626;--ink:#172033;--muted:#64748b;--line:#e2e8f0;--surface:#fff;--bg:#f4f7fb;--radius:16px;--shadow:0 12px 35px rgba(15,23,42,.08)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;line-height:1.5}a{color:inherit}.shell{width:min(1180px,calc(100% - 32px));margin:auto}.topbar{background:var(--navy);color:#fff;position:sticky;top:0;z-index:20;box-shadow:0 5px 20px rgba(2,6,23,.22)}.topbar-inner{min-height:72px;display:flex;align-items:center;gap:26px}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-weight:800;letter-spacing:-.02em}.brand-mark{display:grid;place-items:center;width:38px;height:38px;border-radius:11px;background:linear-gradient(145deg,#38bdf8,#2563eb);font-size:20px}.nav{margin-left:auto;display:flex;gap:6px}.nav a{padding:9px 12px;border-radius:9px;text-decoration:none;color:#dbeafe;font-size:14px}.nav a:hover{background:#ffffff17;color:#fff}.hero{padding:62px 0 34px;background:radial-gradient(circle at 85% 20%,#bfdbfe 0,transparent 30%),linear-gradient(180deg,#eef6ff,var(--bg))}.eyebrow{color:var(--blue);font-weight:800;text-transform:uppercase;letter-spacing:.12em;font-size:12px}.hero h1{font-size:clamp(34px,5vw,58px);line-height:1.04;letter-spacing:-.045em;margin:12px 0 16px;max-width:780px}.hero p{font-size:18px;color:var(--muted);max-width:700px}.search-panel{display:grid;grid-template-columns:1fr 210px 160px;gap:10px;background:var(--surface);padding:12px;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);margin-top:30px}.field,select,textarea{width:100%;border:1px solid var(--line);border-radius:11px;background:#fff;color:var(--ink);padding:12px 14px;font:inherit}.field:focus,select:focus,textarea:focus{outline:3px solid #bfdbfe;border-color:var(--blue)}.btn{display:inline-flex;justify-content:center;align-items:center;gap:8px;border:0;border-radius:11px;padding:12px 16px;font-weight:750;font:inherit;cursor:pointer;text-decoration:none;transition:.15s}.btn:hover{transform:translateY(-1px)}.btn-primary{background:var(--blue);color:#fff}.btn-green{background:var(--green);color:#fff}.btn-light{background:#eef2ff;color:#1e40af}.btn-danger{background:#fee2e2;color:#991b1b}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:24px 0 32px}.stat,.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 4px 15px rgba(15,23,42,.04)}.stat{padding:18px}.stat strong{font-size:24px;display:block}.stat span{color:var(--muted);font-size:13px}.section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin:28px 0 14px}.section-head h2{margin:0;font-size:25px;letter-spacing:-.025em}.section-head p{margin:4px 0 0;color:var(--muted)}.file-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;padding-bottom:50px}.file-card{padding:20px;display:flex;flex-direction:column;gap:14px}.file-top{display:flex;align-items:flex-start;gap:12px}.file-icon{flex:0 0 46px;height:46px;border-radius:13px;background:#e0f2fe;color:#0369a1;display:grid;place-items:center;font-size:22px}.file-title{min-width:0}.file-title h3{margin:0 0 3px;font-size:17px;overflow-wrap:anywhere}.meta,.muted{color:var(--muted);font-size:13px}.badges{display:flex;flex-wrap:wrap;gap:6px}.badge{background:#f1f5f9;color:#475569;border-radius:999px;padding:5px 9px;font-size:12px;font-weight:700}.badge-featured{background:#dcfce7;color:#166534}.file-footer{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:auto;padding-top:12px;border-top:1px solid var(--line)}.empty{grid-column:1/-1;text-align:center;padding:55px 20px}.footer{background:var(--navy);color:#94a3b8;padding:30px 0;margin-top:30px}.footer-inner{display:flex;justify-content:space-between;gap:20px}.login-wrap{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at 20% 20%,#1d4ed8,transparent 30%),var(--navy)}.login-card{width:min(430px,100%);padding:30px}.login-card h1{margin:12px 0 4px}.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.form-group{display:flex;flex-direction:column;gap:6px}.form-group.full{grid-column:1/-1}.form-group label{font-size:13px;font-weight:750}.admin-layout{display:grid;grid-template-columns:240px 1fr;min-height:100vh}.sidebar{background:var(--navy);color:#fff;padding:24px 16px}.sidebar .brand{margin:0 8px 28px}.sidebar nav{display:grid;gap:5px}.sidebar nav a{padding:11px 12px;text-decoration:none;border-radius:9px;color:#cbd5e1}.sidebar nav a:hover,.sidebar nav a.active{background:#ffffff17;color:#fff}.admin-main{padding:28px;min-width:0}.admin-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px}.admin-header h1{margin:0}.panel{padding:22px;margin-bottom:18px}.table-wrap{overflow:auto}.table{width:100%;border-collapse:collapse;white-space:nowrap}.table th,.table td{text-align:left;border-bottom:1px solid var(--line);padding:12px 10px;font-size:13px}.table th{color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.06em}.actions{display:flex;gap:7px}.alert{padding:12px 14px;border-radius:11px;margin-bottom:16px}.alert-success{background:#dcfce7;color:#166534}.alert-error{background:#fee2e2;color:#991b1b}.help{font-size:12px;color:var(--muted)}@media(max-width:800px){.nav{display:none}.hero{padding-top:38px}.search-panel{grid-template-columns:1fr}.stats{grid-template-columns:repeat(2,1fr)}.file-grid{grid-template-columns:1fr}.admin-layout{display:block}.sidebar{padding:14px}.sidebar .brand{margin-bottom:12px}.sidebar nav{display:flex;overflow:auto}.admin-main{padding:18px}.form-grid{grid-template-columns:1fr}.form-group.full{grid-column:auto}}@media(max-width:480px){.shell{width:min(100% - 22px,1180px)}.stats{grid-template-columns:1fr 1fr}.stat{padding:14px}.file-footer{align-items:flex-start;flex-direction:column}.file-footer .btn{width:100%}.footer-inner{flex-direction:column}}