*{box-sizing:border-box}
:root{--bg:#f6f8fb;--card:#fff;--text:#172033;--muted:#667085;--primary:#2563eb;--primary2:#1d4ed8;--border:#e5e7eb;--shadow:0 10px 30px rgba(15,23,42,.07)}
body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,Arial,sans-serif;line-height:1.6}
a{color:inherit;text-decoration:none}
.container{width:min(1120px,calc(100% - 32px));margin:auto}
.site-header{background:#fff;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:20}
.nav{height:68px;display:flex;align-items:center;justify-content:space-between}
.brand{font-size:25px;font-weight:800;color:#111827}.brand span{color:var(--primary)}
nav{display:flex;gap:20px}nav a{font-size:14px;color:#475467;font-weight:600}nav a:hover{color:var(--primary)}
.menu-btn{display:none;border:0;background:none;font-size:25px}
.hero{text-align:center;padding:52px 0 25px}.hero h1{font-size:42px;line-height:1.15;margin:0 0 12px}.hero p{color:var(--muted);max-width:720px;margin:0 auto}
.ad-box{min-height:90px;border:1px dashed #d0d5dd;background:#fff;border-radius:12px;display:flex;align-items:center;justify-content:center;color:#98a2b3;font-size:12px;margin:22px 0}.ad-box span{opacity:.7}
.ip-card{background:linear-gradient(135deg,#111827,#243b72);color:#fff;border-radius:20px;padding:34px;text-align:center;box-shadow:var(--shadow);margin:20px 0 28px}
.ip-label{text-transform:uppercase;letter-spacing:1.5px;font-size:12px;opacity:.75}.ip-address{font-size:clamp(28px,6vw,54px);font-weight:800;word-break:break-all;margin:8px 0}.ip-version{opacity:.8;margin-bottom:18px}
.btn{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:10px;background:var(--primary);color:#fff;padding:11px 18px;font-weight:700;cursor:pointer}.btn:hover{background:var(--primary2)}.btn-light{background:#fff;color:#111827}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:24px;box-shadow:var(--shadow)}.card h2{margin-top:0;font-size:20px}
.info-table{width:100%;border-collapse:collapse}.info-table td{padding:11px 4px;border-bottom:1px solid var(--border);vertical-align:top}.info-table td:first-child{font-weight:700;width:38%}.muted{color:var(--muted)}
.content{background:#fff;border:1px solid var(--border);border-radius:16px;padding:28px;margin:25px 0}.content h2{margin-top:0}
.search-box{display:flex;gap:10px;margin:20px 0}.search-box input{flex:1;padding:13px 14px;border:1px solid #d0d5dd;border-radius:10px;font-size:16px}
.alert{padding:13px 15px;border-radius:10px;background:#fff3f3;color:#b42318;border:1px solid #fecdca}
.tool-title{padding:35px 0 5px}.tool-title h1{margin-bottom:4px}.tool-title p{color:var(--muted)}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:20px 0 35px}.feature{background:#fff;border:1px solid var(--border);border-radius:14px;padding:20px}.feature h3{margin:0 0 5px}
.site-footer{background:#111827;color:#cbd5e1;margin-top:45px;padding:35px 0}.footer-grid{display:flex;justify-content:space-between;gap:30px}.footer-grid a{display:block;margin:5px 0}.copyright{border-top:1px solid #374151;margin-top:25px;padding-top:18px;font-size:13px;color:#94a3b8}
@media(max-width:760px){nav{display:none;position:absolute;top:68px;left:0;right:0;background:#fff;padding:14px 20px;border-bottom:1px solid var(--border);flex-direction:column;gap:12px}.menu-btn{display:block}.grid,.feature-grid{grid-template-columns:1fr}.hero h1{font-size:32px}.ip-card{padding:26px 18px}.search-box{flex-direction:column}.footer-grid{flex-direction:column}}

.visitor-counter {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    margin-top: 15px;
    border-radius: 8px;
    background: rgba(255,255,255,0.08);
    font-size: 14px;
}

.visitor-counter strong {
    font-size: 16px;
}