:root{--ink:#102235;--muted:#657589;--navy:#062b4c;--blue:#006bbb;--cyan:#16a6d9;--green:#49a942;--lime:#a8cf45;--amber:#e7a51b;--red:#c74444;--paper:#fff;--bg:#f2f6f9;--line:#dce5ec;--shadow:0 18px 50px rgba(9,38,65,.11);font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink)}*{box-sizing:border-box}body{margin:0;background:var(--bg)}a{color:var(--blue);text-decoration:none}.topbar{height:70px;background:var(--navy);color:#fff;display:flex;align-items:center;justify-content:space-between;padding:0 max(24px,calc((100vw - 1220px)/2));box-shadow:0 2px 16px rgba(0,0,0,.18)}.brand{display:flex;align-items:center;gap:12px}.brand span:last-child{display:flex;flex-direction:column}.brand small{opacity:.68;font-size:11px}.brand-mark{width:62px;height:62px;border-radius:18px;background:linear-gradient(145deg,var(--lime),var(--green));display:grid;place-items:center;color:#fff;font-weight:900;letter-spacing:-1px;margin:0 auto 16px;box-shadow:0 10px 24px rgba(73,169,66,.25)}.brand-mark.small{width:38px;height:38px;border-radius:11px;margin:0;font-size:12px}.topbar nav{display:flex;gap:22px;align-items:center;font-size:14px}.topbar nav a{color:#fff;opacity:.86}.shell{max-width:1220px;margin:0 auto;padding:38px 24px 70px}.shell.narrow{max-width:1050px}.hero{display:grid;grid-template-columns:1fr 1.1fr;gap:55px;align-items:center;padding:26px 0 34px}.hero h1{font-size:clamp(34px,5vw,56px);letter-spacing:-2px;margin:5px 0 10px;line-height:1}.hero p{color:var(--muted);font-size:17px}.eyebrow{font-size:12px!important;font-weight:800;letter-spacing:1.8px;color:var(--green)!important}.search-card,.panel,.site-card,.metric{background:var(--paper);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow)}.search-card{padding:24px}.search-card label,label{display:block;font-size:13px;font-weight:700;margin-bottom:8px}.search-row{display:flex;gap:10px}input{width:100%;border:1px solid #c7d4de;border-radius:10px;padding:13px 14px;font:inherit;color:var(--ink);outline:none;background:#fff}input:focus{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(22,166,217,.14)}button,.button{border:0;border-radius:10px;padding:13px 18px;font:inherit;font-weight:800;cursor:pointer;display:inline-block;text-align:center}.primary{background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff}.full{width:100%}.fine{font-size:12px!important;margin:10px 0 0}.status{border-radius:14px;padding:16px 18px;background:#e8f3fa;color:var(--navy);margin:8px 0 24px}.status.loading:before{content:"";display:inline-block;width:14px;height:14px;border:2px solid #8dbedb;border-top-color:var(--blue);border-radius:50%;margin-right:10px;vertical-align:-2px;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.hidden{display:none!important}.summary-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:0 0 24px}.metric{padding:18px}.metric span{display:block;color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.8px;font-weight:700}.metric strong{font-size:24px;display:block;margin-top:7px}.results{display:grid;gap:18px}.site-card{overflow:hidden}.site-head{padding:18px 20px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line)}.site-title h2{font-size:21px;margin:0}.site-title p{margin:5px 0 0;color:var(--muted);font-size:13px}.badge{border-radius:999px;padding:7px 11px;font-size:12px;font-weight:800}.clear-los{background:#e6f5e4;color:#287628}.terrain-obstructed{background:#fde8e8;color:#a32626}.fresnel-intrusion{background:#fff1d5;color:#8b5b00}.site-body{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(330px,1fr);gap:0}.chart-wrap{padding:18px;border-right:1px solid var(--line)}.profile-chart{width:100%;height:270px;display:block}.site-details{padding:18px}.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.detail{background:#f7f9fb;border-radius:10px;padding:11px}.detail span{font-size:11px;color:var(--muted);display:block}.detail strong{display:block;margin-top:3px}.band-table{width:100%;border-collapse:collapse;margin-top:16px;font-size:12px}.band-table th,.band-table td{padding:8px 6px;border-bottom:1px solid var(--line);text-align:right}.band-table th:first-child,.band-table td:first-child{text-align:left}.muted{color:var(--muted)}.login-body{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at 20% 10%,#d9eff8,transparent 35%),linear-gradient(145deg,#f5f8fa,#e9f0f4)}.login-card{width:min(420px,100%);background:#fff;padding:34px;border-radius:22px;box-shadow:var(--shadow);text-align:center}.login-card.wide{width:min(520px,100%)}.login-card h1{margin:0}.login-card form{text-align:left;margin-top:24px}.login-card label,.panel label{margin:14px 0}.alert{padding:13px;border-radius:10px;background:#e8f3fa;margin:16px 0;font-size:13px}.alert.error{background:#fde8e8;color:#932929}.alert.success{background:#e6f5e4;color:#287628}.admin-grid{display:grid;grid-template-columns:330px 1fr;gap:20px}.panel{padding:22px}.panel h2{margin-top:0}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;font-size:13px}th,td{text-align:left;padding:10px;border-bottom:1px solid var(--line)}@media(max-width:850px){.hero,.site-body,.admin-grid{grid-template-columns:1fr}.chart-wrap{border-right:0;border-bottom:1px solid var(--line)}.summary-grid{grid-template-columns:1fr 1fr}.topbar nav span{display:none}}@media(max-width:540px){.search-row{flex-direction:column}.summary-grid{grid-template-columns:1fr}.shell{padding:24px 14px}.hero{gap:20px}.detail-grid{grid-template-columns:1fr}.site-head{align-items:flex-start;gap:12px}.site-body{display:block}}