:root{--dark:#102033;--primary:#0f766e;--soft:#f2f7f6;--muted:#667085;--border:#e6eaee;--white:#fff}*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;color:#182230;background:#fff;line-height:1.55}.container{width:min(1160px,92%);margin:auto}.topbar{background:#fff;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10}.nav{display:flex;align-items:center;justify-content:space-between;padding:16px 0}.brand{font-weight:800;font-size:24px;text-decoration:none;color:var(--dark)}.brand span{color:var(--primary)}nav{display:flex;gap:18px;align-items:center;flex-wrap:wrap}nav a{color:#344054;text-decoration:none;font-weight:600}.btn,button{background:var(--primary);color:#fff!important;padding:12px 18px;border-radius:12px;text-decoration:none;border:0;font-weight:700;cursor:pointer;display:inline-block}.btn.secondary{background:#102033}.btn.light{background:#fff;color:#0f766e!important;border:1px solid #cce7e2}.btn.small{padding:8px 12px;border-radius:9px}.hero{background:linear-gradient(135deg,#0f766e,#102033);color:white;padding:76px 0}.hero h1{font-size:48px;line-height:1.1;margin:0 0 16px}.hero p{font-size:19px;max-width:760px;color:#e6fffb}.searchbox{background:#fff;color:#182230;border-radius:18px;padding:18px;display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:28px;box-shadow:0 20px 60px rgba(0,0,0,.18)}input,select,textarea{width:100%;padding:12px 13px;border:1px solid var(--border);border-radius:10px;font-size:15px}textarea{min-height:120px}.section{padding:54px 0}.section.soft{background:var(--soft)}.section h2{font-size:34px;margin:0 0 10px}.muted{color:var(--muted)}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.card{background:#fff;border:1px solid var(--border);border-radius:18px;padding:20px;box-shadow:0 8px 30px rgba(16,32,51,.06)}.card h3{margin-top:0}.region{min-height:160px}.tag{display:inline-block;background:#ecfdf3;color:#067647;border-radius:999px;padding:5px 10px;margin:3px;font-size:13px}.guide{display:flex;gap:16px}.avatar{width:86px;height:86px;border-radius:18px;object-fit:cover;background:#eef4f2}.profile{display:grid;grid-template-columns:320px 1fr;gap:24px}.profileimg{width:100%;border-radius:20px;background:#eef4f2}.alert{padding:14px 16px;border-radius:12px;margin:16px 0}.success{background:#ecfdf3;color:#027a48}.error{background:#fef3f2;color:#b42318}.table{width:100%;border-collapse:collapse;background:#fff}.table th,.table td{border-bottom:1px solid var(--border);padding:12px;text-align:left;vertical-align:top}.adminwrap{display:grid;grid-template-columns:230px 1fr;min-height:100vh}.sidebar{background:#102033;color:#fff;padding:24px}.sidebar a{display:block;color:#d6f3ee;text-decoration:none;padding:10px 0}.adminmain{padding:28px;background:#f8fafc}.actions{display:flex;gap:8px;flex-wrap:wrap}.formgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.full{grid-column:1/-1}@media(max-width:850px){.hero h1{font-size:36px}.searchbox,.grid,.grid4,.profile,.formgrid,.adminwrap{grid-template-columns:1fr}.nav{align-items:flex-start;gap:12px;flex-direction:column}nav{gap:12px}.guide{flex-direction:column}}