:root{
  --bg:#f5f7fb;
  --surface:#ffffff;
  --text:#0f172a;
  --muted:#64748b;
  --line:#e2e8f0;
  --primary:#0f766e;
  --primary-2:#14b8a6;
  --danger:#dc2626;
  --success:#16a34a;
  --shadow:0 16px 48px rgba(15,23,42,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  color:var(--text);
  background:
    radial-gradient(circle at top right, rgba(20,184,166,.09), transparent 22%),
    linear-gradient(180deg,#f8fbff,#f5f7fb 30%,#f7f8fb);
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(1180px,calc(100% - 28px));margin:0 auto}
.page-shell{padding:34px 0 60px}
.site-nav{
  position:sticky;top:0;z-index:30;background:rgba(255,255,255,.88);
  backdrop-filter:blur(14px);border-bottom:1px solid rgba(226,232,240,.8)
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:18px 0;flex-wrap:wrap}
.brand{font-size:1rem;font-weight:800;letter-spacing:-.03em;color:var(--text)}
.nav-links{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.nav-links a{color:#334155;font-weight:600;font-size:.96rem;padding:10px 14px;border-radius:999px}
.nav-links a:hover{background:#ecfeff;color:var(--primary)}
.nav-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:12px;padding:8px 10px;font-size:1rem;cursor:pointer}
.alert{padding:14px 16px;border-radius:16px;margin:0 0 18px;border:1px solid var(--line);background:#fff}
.alert-success{background:#f0fdf4;border-color:#bbf7d0;color:#166534}
.alert-danger{background:#fef2f2;border-color:#fecaca;color:#991b1b}
h1,h2,h3,h4,h5{line-height:1.08;letter-spacing:-.03em;margin:0 0 12px}
h1{font-size:clamp(2.3rem,5vw,3.8rem)}
h2{font-size:clamp(1.7rem,3.8vw,2.6rem)}
h3{font-size:1.3rem}
p{color:#334155;line-height:1.7;margin:0 0 12px}
.lead,.text-muted{color:var(--muted)!important}
.display-4{font-size:clamp(2.6rem,6vw,4.5rem)}
.display-6{font-size:2.1rem;font-weight:800}
.text-center{text-align:center}
.mb-0{margin-bottom:0}.mb-1{margin-bottom:.35rem}.mb-3{margin-bottom:1rem}.mb-4{margin-bottom:1.5rem}.mb-5{margin-bottom:2rem}.mt-5{margin-top:2rem}
.me-auto{margin-right:auto}.w-100{width:100%}
.d-flex{display:flex}.flex-column{flex-direction:column}.justify-content-between{justify-content:space-between}.justify-content-center{justify-content:center}.align-items-center{align-items:center}
.h-100{height:100%}.rounded{border-radius:22px}.img-fluid{width:100%;height:auto}.shadow-sm{box-shadow:var(--shadow)}
.row{display:grid;grid-template-columns:repeat(12,1fr);gap:22px}
.col-md-4{grid-column:span 4}.col-md-6{grid-column:span 6}
.card{background:var(--surface);border:1px solid rgba(226,232,240,.9);border-radius:26px;overflow:hidden}
.card-body{padding:22px}.card-title{font-size:1.2rem;font-weight:800}.card-text{color:var(--muted)}
.card-img-top{width:100%;height:220px;object-fit:cover}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 16px;border:none;border-radius:14px;font-weight:700;cursor:pointer;transition:.2s ease}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#fff}
.btn-secondary{background:#e2e8f0;color:#0f172a}
.btn-success{background:#16a34a;color:#fff}.btn-warning{background:#f59e0b;color:#111827}.btn-danger{background:#dc2626;color:#fff}.btn-info{background:#0284c7;color:#fff}
.btn-sm{min-height:34px;padding:0 12px;font-size:.88rem}
.table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:22px;overflow:hidden}
.table th,.table td{padding:14px 16px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.table th{font-size:.84rem;text-transform:uppercase;letter-spacing:.08em;color:#64748b;background:#f8fafc}
.table tr:last-child td{border-bottom:none}.table-striped tbody tr:nth-child(odd){background:#fcfdff}
.table-actions{display:flex;gap:8px;flex-wrap:wrap}
form{background:#fff;border:1px solid var(--line);border-radius:28px;padding:24px;box-shadow:var(--shadow)}
.form-label{display:block;font-weight:700;margin-bottom:8px;color:#0f172a}
.form-control{width:100%;min-height:48px;border:1px solid #cbd5e1;border-radius:14px;padding:12px 14px;font:inherit;background:#fff;color:#0f172a;margin-bottom:16px}
textarea.form-control{min-height:140px;resize:vertical}
.form-control:focus{outline:none;border-color:#2dd4bf;box-shadow:0 0 0 4px rgba(45,212,191,.16)}
.breadcrumb{display:flex;flex-wrap:wrap;gap:10px;list-style:none;padding:0;margin:0 0 18px}
.breadcrumb-item{color:#64748b}.breadcrumb-item a{color:#0f766e;font-weight:600}.breadcrumb-item + .breadcrumb-item::before{content:'›';margin-right:10px;color:#94a3b8}
.site-footer{padding:28px 0 38px;background:transparent;border-top:1px solid var(--line)}
.footer-inner{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;color:#64748b;font-size:.96rem}
.hero-panel{background:linear-gradient(135deg,#0f172a,#0f766e);color:#fff;border-radius:34px;padding:40px;box-shadow:0 26px 70px rgba(15,118,110,.18)}
.hero-panel p{color:rgba(255,255,255,.88)}
.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:22px}
.stat{background:#fff;border:1px solid var(--line);border-radius:24px;padding:22px;text-align:center}
.stat h5{font-size:1rem;color:#64748b;margin-bottom:8px}.stat p{font-size:2rem;font-weight:800;margin:0;color:#0f172a}
@media (max-width:980px){.col-md-4,.col-md-6{grid-column:span 12}.stat-grid{grid-template-columns:1fr}}
@media (max-width:760px){.nav-toggle{display:inline-flex}.nav-links{display:none}body.nav-open .nav-links{display:flex;width:100%}.footer-inner{flex-direction:column}}