:root{--accent:#D72638;--text:#111827;--muted:#6B7280;--border:#EEF2F7;--bg:#ffffff;--soft:#F9FAFB;--soft2:#F3F4F6;--shadow:0 10px 30px rgba(17,24,39,.06);--radius:18px;}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:var(--text);background:var(--bg);line-height:1.5;}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:1120px;margin:0 auto;padding:18px}
.nav{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--border);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:14px;}
.brand{display:flex;align-items:center;gap:10px;font-weight:900;letter-spacing:.2px;color:var(--text);}
.brand:hover{text-decoration:none}
.dot{width:10px;height:10px;border-radius:50%;background:var(--accent)}
.nav-toggle{display:none;border:1px solid var(--border);background:#fff;color:var(--text);border-radius:999px;padding:8px 12px;font-weight:700;cursor:pointer;}
.nav-links{display:flex;align-items:center;gap:14px;flex-wrap:wrap;justify-content:flex-end;}
.nav-links a{font-weight:700;color:var(--text);opacity:.88;}
.nav-links a:hover{opacity:1;text-decoration:none}
.nav-links .admin-link{opacity:.7}
.nav-links .admin-link:hover{opacity:1}
.pill{display:inline-block;font-size:12px;border:1px solid var(--border);padding:4px 10px;border-radius:999px;color:var(--muted);background:#fff;}
.pill.plan{border-color:rgba(215,38,56,.22);color:var(--accent);}
.grid{display:grid;grid-template-columns:repeat(12,1fr);gap:16px}
.col-7{grid-column:span 7}
.col-5{grid-column:span 5}
.col-6{grid-column:span 6}
.col-4{grid-column:span 4}
.col-3{grid-column:span 3}
@media (max-width:980px){.col-7,.col-6,.col-5,.col-4,.col-3{grid-column:span 12}}
.card{border:1px solid var(--border);border-radius:var(--radius);background:var(--soft);padding:18px;box-shadow:var(--shadow);}
.section{margin-top:18px}
.section-title{margin:0 0 10px;font-size:18px}
.h1{font-size:34px;line-height:1.15;margin:0 0 10px}
@media (max-width:520px){.h1{font-size:28px}}
.h2{font-size:20px;margin:0 0 10px}
.h3{font-size:15px;margin:16px 0 8px}
.small{color:var(--muted);font-size:13px}
.lead{font-size:16px;color:var(--muted);max-width:80ch;margin:0}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--accent);color:#fff;padding:10px 14px;border-radius:14px;font-weight:800;border:1px solid rgba(215,38,56,.22);}
.btn:hover{text-decoration:none;filter:brightness(.98)}
.btn.secondary{background:#fff;color:var(--accent);border:1px solid rgba(215,38,56,.28);}
.kpi{display:flex;gap:10px;flex-wrap:wrap}
.kpi .pill{background:#fff}
textarea,select,input[type="text"],input[type="email"]{width:100%;border:1px solid var(--border);border-radius:14px;padding:11px 12px;background:#fff;color:var(--text);font:inherit;}
label{display:block;font-size:13px;color:var(--muted);margin:10px 0 6px}
.output{white-space:pre-wrap;background:#fff;border:1px solid var(--border);border-radius:14px;padding:14px;min-height:120px;}
.notice{border:1px solid rgba(215,38,56,.22);background:#fff;border-radius:var(--radius);padding:12px 14px;box-shadow:var(--shadow);}
.list{margin:0;padding-left:18px;color:var(--muted)}
hr.sep{border:0;border-top:1px solid var(--border);margin:18px 0}
.tool-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media (max-width:980px){.tool-cards{grid-template-columns:1fr}}
.tool-card{border:1px solid var(--border);border-radius:var(--radius);background:#fff;padding:16px;}
.tool-card h3{margin:0 0 6px;font-size:16px}
.tool-card p{margin:0;color:var(--muted);font-size:13px}
.tool-card .meta{margin-top:10px;display:flex;gap:8px;flex-wrap:wrap}
.example{border:1px dashed rgba(17,24,39,.15);border-radius:14px;background:#fff;padding:14px;margin-top:10px;}
.example .code{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;font-size:13px;color:#0f172a;white-space:pre-wrap;}
.footer{border-top:1px solid var(--border);margin-top:26px;background:#fff}
.footer-inner{display:flex;gap:18px;justify-content:space-between;flex-wrap:wrap}
.footer-col{min-width:260px;flex:1}
.footer-links{display:flex;gap:12px;flex-wrap:wrap;justify-content:flex-end}
.footer-links a{color:var(--text);opacity:.85;font-weight:700}
.footer-links a:hover{opacity:1;text-decoration:none}
.footer-sites a{font-weight:700}
@media (max-width:820px){.nav-toggle{display:inline-flex}
.nav-links{display:none;position:absolute;left:0;right:0;top:64px;background:#fff;border-bottom:1px solid var(--border);padding:14px 18px;box-shadow:0 20px 40px rgba(17,24,39,.08);gap:12px;}
body.nav-open .nav-links{display:flex}
.footer-links{justify-content:flex-start}}
.grid-2{display:grid;grid-template-columns:1fr;gap:18px}
@media(min-width:960px){.grid-2{grid-template-columns:2fr 1fr}}
.grid-3{display:grid;grid-template-columns:1fr;gap:12px}
@media(min-width:900px){.grid-3{grid-template-columns:1fr 1fr 1fr}}
.mini-card{border:1px solid #EEF2F7;border-radius:14px;padding:12px;background:#fff}
.chips{display:flex;gap:8px;flex-wrap:wrap}
.chip{display:inline-flex;align-items:center;padding:6px 10px;border:1px solid #EEF2F7;border-radius:999px;background:#fff;color:#111827;text-decoration:none;font-size:13px}
.chip:hover{border-color:#D72638;color:#D72638}
.chip-sm{padding:4px 8px;font-size:12px}
.table-wrap{overflow:auto}
.table{width:100%;border-collapse:collapse}
.table th,.table td{border:1px solid #EEF2F7;padding:10px;text-align:left;vertical-align:top}
.table th{background:#F9FAFB}
.callout{border-color:#F3C6CF;background:#FFF7F9}
textarea{min-height:140px}
.alert{border:1px solid #EEF2F7;background:#fff;border-radius:14px;padding:10px 12px;margin:10px 0;font-size:14px}
.alert-ok{border-color:#B7E4C7;background:#F2FBF5}
.alert-warn{border-color:#F3C6CF;background:#FFF7F9}