:root{
  --bg:#faf9fd;
  --bg-2:#f2eef9;
  --card:#ffffff;
  --card-2:#f6f2fc;
  --border:#e4dced;
  --text:#251b36;
  --muted:#655973;
  --primary:#5003C0;
  --primary-2:#AB03A9;
  --accent:#FF467A;
  --highlight:#FFD51E;
  --on-primary:#ffffff;
  --success:#187647;
  --danger:#b51d4a;
  --danger-bg:#fff0f4;
  --primary-soft:#eee5fa;
  --accent-soft:#fff0f5;
  --header-bg:rgba(255,255,255,.95);
  --radius:8px;
  --shadow:0 6px 20px rgba(80,3,192,.07);
}

@font-face {
font-family: 'iransansdn';
src: url('iransansdn.ttf') format('truetype');
font-weight: 400 700;
font-style: normal;
font-display: swap;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:'iransansdn','Vazirmatn',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.7;
  min-height:100vh;
}
.container{max-width:1120px;margin:0 auto;padding:0 20px}
a{color:var(--text);text-decoration:none}
code{background:var(--bg-2);padding:2px 6px;border-radius:6px;font-family:ui-monospace,Menlo,Consolas,monospace}
pre{background:var(--bg-2);border:1px solid var(--border);padding:14px;border-radius:12px;overflow:auto}

.site-header{position:sticky;top:0;z-index:20;backdrop-filter:blur(10px);background:var(--header-bg);border-bottom:1px solid var(--border)}
.header-inner{display:flex;justify-content:space-between;align-items:center;padding:14px 20px}
.logo{font-weight:800;font-size:1.15rem;display:inline-flex;align-items:center;gap:10px}
.logo span{background:linear-gradient(90deg,var(--primary),var(--primary-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.logo-dot{width:10px;height:10px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--accent));box-shadow:0 0 12px var(--primary)}
nav a{margin-inline-start:18px;color:var(--muted);font-weight:500;transition:color .2s}
nav a:hover{color:var(--text)}

.hero{padding:70px 0 40px;text-align:center;position:relative}
.hero.small{padding:40px 0 20px}
.badge{display:inline-block;padding:6px 12px;border:1px solid var(--border);border-radius:999px;color:var(--muted);font-size:.85rem;margin-bottom:18px;background:var(--card)}
.hero h1{font-size:2.2rem;margin:0 0 18px}
.hero-sub{color:var(--muted);margin:14px 0 26px}
.ip-display{display:inline-flex;align-items:center;gap:12px;padding:14px 22px;background:var(--card);border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow)}
.ip-value{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:1.6rem;font-weight:700;letter-spacing:0;color:var(--primary);direction:ltr;unicode-bidi:isolate}
.copy-btn{background:transparent;border:1px solid var(--border);color:var(--muted);border-radius:10px;padding:8px;cursor:pointer;display:inline-flex;transition:.2s}
.copy-btn:hover{color:var(--text);border-color:var(--primary);background:var(--primary-soft)}
.copy-btn.copied{color:var(--success);border-color:var(--success)}

.search-form{display:flex;gap:8px;max-width:640px;margin:28px auto 0;background:var(--card);border:1px solid var(--border);border-radius:14px;padding:6px;box-shadow:var(--shadow)}
.search-form input{min-width:0;flex:1;background:transparent;border:0;outline:0;color:var(--text);padding:12px 14px;font-family:inherit;font-size:1rem}
.search-form input::placeholder{color:var(--muted)}
.search-form button{display:inline-flex;align-items:center;gap:8px;background:linear-gradient(135deg,var(--primary),var(--primary-2));color:var(--on-primary);border:0;border-radius:10px;padding:10px 18px;font-family:inherit;font-weight:600;cursor:pointer;transition:transform .15s}
.search-form button:hover{transform:translateY(-1px)}

.info-section{padding:30px 0 20px}
.info-section h2{font-size:1.4rem;margin:0 0 20px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}
.card{display:flex;align-items:flex-start;gap:14px;padding:16px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);transition:.2s;overflow:hidden}
.card:hover{border-color:var(--primary);transform:translateY(-2px);box-shadow:var(--shadow)}
.card-icon{flex:none;width:40px;height:40px;border-radius:10px;display:grid;place-items:center;background:var(--accent-soft);color:var(--primary-2)}
.card-body{min-width:0;flex:1}
.card-label{font-size:.82rem;color:var(--muted);margin-bottom:4px}
.card-value{font-weight:600;word-break:break-all;overflow-wrap:anywhere}

.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}
.btn-primary,.btn-ghost{padding:10px 18px;border-radius:10px;font-family:inherit;font-weight:600;cursor:pointer;border:1px solid var(--border);transition:.2s;display:inline-flex;align-items:center}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-2));color:var(--on-primary);border:0}
.btn-primary:hover{transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--text)}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary)}

.map-section{padding:30px 0}
.map-section h2{margin:0 0 16px}
#map{width:100%;height:380px;border-radius:var(--radius);border:1px solid var(--border);overflow:hidden}

.content{padding:30px 0 60px}
.prose h2{font-size:1.4rem;margin-top:0}
.prose h3{font-size:1.1rem;margin-top:1.6em;color:var(--primary)}
.prose p{color:var(--muted)}

.alert{padding:14px 16px;border-radius:12px;background:var(--danger-bg);border:1px solid var(--danger);color:var(--danger)}
.muted{color:var(--muted)}
.mono{font-family:ui-monospace,Menlo,Consolas,monospace;color:var(--primary-2)}

.site-footer{padding:24px 0;text-align:center;color:var(--muted);border-top:1px solid var(--border);margin-top:40px}

@media (max-width:640px){
  .hero h1{font-size:1.6rem}
  .ip-value{font-size:1.2rem}
  .search-form{flex-direction:column;padding:10px}
  .search-form button{justify-content:center}
}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* Semantic accents and accessible light map surfaces. */
.card:nth-child(4n+2) .card-icon{background:var(--primary-soft);color:var(--primary)}
.card:nth-child(4n+3) .card-icon{background:var(--highlight);color:var(--text)}
.card:nth-child(4n+4) .card-icon{background:var(--accent-soft);color:var(--primary-2)}
#map{background:var(--card-2);color:var(--text);position:relative;isolation:isolate}
.map-status{padding:20px;text-align:center;color:var(--muted);background:var(--card)}
.map-notice{position:absolute;bottom:28px;inset-inline:10px;z-index:1000;padding:8px 12px;border:1px solid var(--border);border-radius:6px;background:var(--card);color:var(--text);text-align:center;font-size:.85rem;pointer-events:none}
.leaflet-container{background:var(--card-2);font-family:inherit}
.leaflet-control-attribution{direction:ltr}
.leaflet-popup-content{direction:rtl;text-align:right}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible{outline:3px solid var(--primary);outline-offset:3px}
.prose details{border-bottom:1px solid var(--border);padding:14px 0}
.prose summary{cursor:pointer;font-weight:600}
.site-footer a{color:var(--primary)}
@media(max-width:640px){
 .header-inner{flex-wrap:wrap;gap:12px;justify-content:center}
 .logo{font-size:1rem}
 nav{display:flex;flex-wrap:wrap;justify-content:center;gap:16px}
 nav a{margin-inline-start:0}
 .container{padding-inline:16px}
 .grid{grid-template-columns:minmax(0,1fr)}
 .hero{padding-top:40px}
 .ip-display{max-width:100%;padding:12px;gap:8px}
 .ip-value{overflow-wrap:anywhere;min-width:0}
 #map{height:320px}
 .actions>*{max-width:100%;text-align:center;justify-content:center}
}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}.card:hover,.btn-primary:hover,.search-form button:hover{transform:none}}