/* ===== ZHH URL SAFETY CHECKER — Premium 3D HDR Theme ===== */
:root{
  --bg:#06070d;
  --bg-2:#0b0e1a;
  --surface: rgba(255,255,255,0.04);
  --surface-strong: rgba(255,255,255,0.07);
  --border: rgba(255,255,255,0.1);
  --border-strong: rgba(255,255,255,0.18);
  --text:#eef1ff;
  --muted:#9aa3c0;

  --primary:#6e8bff;
  --primary-2:#9b6bff;
  --accent:#22d3ee;
  --success:#22c55e;
  --warn:#f59e0b;
  --danger:#ef4444;

  --grad-brand: linear-gradient(135deg,#6e8bff 0%,#9b6bff 50%,#22d3ee 100%);
  --grad-danger: linear-gradient(135deg,#ef4444,#f59e0b);
  --grad-safe:   linear-gradient(135deg,#22c55e,#22d3ee);

  --shadow-lg: 0 30px 80px -20px rgba(110,139,255,0.35), 0 10px 30px -10px rgba(0,0,0,0.6);
  --shadow-md: 0 12px 40px -10px rgba(0,0,0,0.5);

  --radius: 18px;
  --radius-sm: 12px;
  --radius-lg: 26px;
}

*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:'Inter',system-ui,-apple-system,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  min-height:100vh;
  position:relative;
}
h1,h2,h3,h4{font-family:'Space Grotesk',sans-serif;letter-spacing:-0.02em;line-height:1.15}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
input{font-family:inherit;color:inherit}

/* ===== Background ===== */
.bg-orbs{position:fixed;inset:0;z-index:-1;overflow:hidden;pointer-events:none;
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(155,107,255,0.18), transparent 60%),
    radial-gradient(900px 600px at -10% 30%, rgba(34,211,238,0.14), transparent 60%),
    linear-gradient(180deg,#06070d 0%, #080a14 60%, #06070d 100%);
}
.orb{position:absolute;border-radius:50%;filter:blur(80px);opacity:.55;animation:float 14s ease-in-out infinite}
.orb-1{width:520px;height:520px;background:#6e8bff;top:-120px;left:-120px}
.orb-2{width:600px;height:600px;background:#9b6bff;top:30%;right:-200px;animation-delay:-4s}
.orb-3{width:480px;height:480px;background:#22d3ee;bottom:-180px;left:30%;animation-delay:-8s;opacity:.35}
@keyframes float{0%,100%{transform:translateY(0) scale(1)}50%{transform:translateY(-30px) scale(1.05)}}
.grid-overlay{position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size:60px 60px;
  mask-image:radial-gradient(ellipse at center, #000 30%, transparent 75%);
}

/* ===== Glass ===== */
.glass{
  background:linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  box-shadow: var(--shadow-md), inset 0 1px 0 rgba(255,255,255,0.08);
}

/* ===== Navbar ===== */
.navbar{
  position:sticky;top:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 32px;
  backdrop-filter:blur(16px);
  background:linear-gradient(180deg, rgba(6,7,13,0.7), rgba(6,7,13,0.3));
  border-bottom:1px solid var(--border);
}
.brand{display:flex;align-items:center;gap:12px}
.brand-logo{
  width:44px;height:44px;border-radius:12px;
  background:var(--grad-brand);
  display:grid;place-items:center;
  font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:14px;
  color:#fff;
  box-shadow:0 10px 30px -10px rgba(110,139,255,0.7), inset 0 1px 0 rgba(255,255,255,0.4);
  transform:rotate(-3deg);
}
.brand-text{display:flex;flex-direction:column;line-height:1.05}
.brand-text strong{font-family:'Space Grotesk';font-weight:700;font-size:17px;letter-spacing:.02em}
.brand-text small{color:var(--muted);font-size:11px;letter-spacing:.12em;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:28px}
.nav-links a{color:var(--muted);font-size:14px;font-weight:500;transition:color .2s}
.nav-links a:hover{color:var(--text)}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 20px;border-radius:14px;
  font-weight:600;font-size:14px;
  transition:transform .2s ease, box-shadow .2s ease, filter .2s ease;
}
.btn:hover{transform:translateY(-2px)}
.btn-primary{
  background:var(--grad-brand);color:#fff;
  box-shadow:0 14px 40px -10px rgba(110,139,255,0.6), inset 0 1px 0 rgba(255,255,255,0.3);
  padding:14px 26px;font-size:15px;
}
.btn-primary:hover{filter:brightness(1.1);box-shadow:0 20px 50px -10px rgba(110,139,255,0.8)}
.btn-whatsapp{
  background:linear-gradient(135deg,#25D366,#128C7E);color:#fff;
  box-shadow:0 10px 30px -8px rgba(37,211,102,0.5), inset 0 1px 0 rgba(255,255,255,0.25);
}
.btn-whatsapp.big{padding:16px 28px;font-size:15px;border-radius:16px}

/* ===== Hero ===== */
.hero{padding:80px 24px 40px;display:flex;justify-content:center}
.hero-inner{max-width:880px;width:100%;text-align:center}
.badge-pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 16px;border-radius:999px;
  background:rgba(255,255,255,0.05);border:1px solid var(--border);
  font-size:12.5px;color:var(--muted);letter-spacing:.04em;
  margin-bottom:24px;
}
.badge-pill.alt{background:rgba(110,139,255,0.1);color:#c8d2ff;border-color:rgba(110,139,255,0.3)}
.dot{width:7px;height:7px;border-radius:50%;background:var(--success);box-shadow:0 0 10px var(--success);animation:pulse 1.8s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}
.hero-title{font-size:clamp(38px,6vw,64px);font-weight:700;margin-bottom:18px}
.grad-text{
  background:var(--grad-brand);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{font-size:17px;color:var(--muted);max-width:600px;margin:0 auto 36px}

.check-card{
  display:flex;gap:10px;padding:10px;
  background:var(--surface-strong);
  border:1px solid var(--border-strong);
  border-radius:20px;
  box-shadow:var(--shadow-lg);
  backdrop-filter:blur(20px);
  max-width:680px;margin:0 auto;
}
.input-wrap{position:relative;flex:1;display:flex;align-items:center}
.input-icon{position:absolute;left:16px;width:18px;height:18px;color:var(--muted)}
#urlInput{
  width:100%;background:transparent;border:none;outline:none;
  padding:14px 16px 14px 44px;font-size:15px;color:var(--text);
}
#urlInput::placeholder{color:#5a6285}
.disclaimer{margin-top:16px;font-size:12.5px;color:var(--muted)}

/* ===== Result ===== */
.result-section{padding:30px 24px 60px;display:flex;justify-content:center}
.result-card{max-width:920px;width:100%;padding:36px}
.result-header{display:flex;flex-wrap:wrap;align-items:center;gap:16px;margin-bottom:24px}
.verdict-badge{
  padding:10px 18px;border-radius:14px;font-weight:700;font-size:14px;letter-spacing:.04em;
  display:inline-flex;align-items:center;gap:8px;
}
.verdict-safe{background:rgba(34,197,94,0.15);color:#86efac;border:1px solid rgba(34,197,94,0.3)}
.verdict-warn{background:rgba(245,158,11,0.15);color:#fcd34d;border:1px solid rgba(245,158,11,0.3)}
.verdict-danger{background:rgba(239,68,68,0.15);color:#fca5a5;border:1px solid rgba(239,68,68,0.3)}
.result-url{
  font-family:'JetBrains Mono',monospace;font-size:13px;color:var(--muted);
  background:rgba(0,0,0,0.3);padding:8px 14px;border-radius:10px;
  word-break:break-all;flex:1;min-width:200px;border:1px solid var(--border);
}
.score-bar-wrap{margin-bottom:32px}
.score-bar{height:12px;background:rgba(255,255,255,0.06);border-radius:999px;overflow:hidden;border:1px solid var(--border)}
.score-fill{height:100%;width:0;border-radius:999px;transition:width 1s cubic-bezier(.2,.8,.2,1);
  background:var(--grad-safe);box-shadow:0 0 20px rgba(34,197,94,0.4)}
.score-fill.warn{background:linear-gradient(90deg,#22c55e,#f59e0b);box-shadow:0 0 20px rgba(245,158,11,0.4)}
.score-fill.danger{background:var(--grad-danger);box-shadow:0 0 20px rgba(239,68,68,0.5)}
.score-labels{display:flex;justify-content:space-between;margin-top:8px;font-size:11px;color:var(--muted);letter-spacing:.08em;text-transform:uppercase}
.score-text{margin-top:14px;font-size:15px;color:var(--text)}
.score-text strong{font-family:'Space Grotesk';font-size:32px;background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent}

.section-title{font-size:18px;margin:28px 0 14px;font-weight:600}
.check-grid{display:grid;gap:10px;grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}
.check-item{
  display:flex;align-items:flex-start;gap:12px;
  padding:14px;border-radius:12px;
  background:rgba(255,255,255,0.03);border:1px solid var(--border);
}
.check-item .ci-icon{
  width:32px;height:32px;border-radius:9px;display:grid;place-items:center;flex-shrink:0;font-weight:700;font-size:16px;
}
.ci-pass{background:rgba(34,197,94,0.15);color:#86efac}
.ci-warn{background:rgba(245,158,11,0.15);color:#fcd34d}
.ci-fail{background:rgba(239,68,68,0.15);color:#fca5a5}
.ci-info{background:rgba(110,139,255,0.15);color:#c8d2ff}
.check-item h5{font-size:14px;margin-bottom:2px;font-weight:600}
.check-item p{font-size:12.5px;color:var(--muted);line-height:1.4}

.kv-grid{display:grid;gap:8px;grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}
.kv-item{padding:12px 14px;border-radius:10px;background:rgba(0,0,0,0.25);border:1px solid var(--border)}
.kv-item .k{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin-bottom:4px}
.kv-item .v{font-size:13px;font-family:'JetBrains Mono',monospace;word-break:break-all}

.external-grid{display:grid;gap:10px;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));margin-top:6px}
.ext-link{
  display:flex;align-items:center;gap:12px;padding:14px;border-radius:12px;
  background:linear-gradient(135deg, rgba(110,139,255,0.08), rgba(155,107,255,0.04));
  border:1px solid var(--border);transition:all .2s;
}
.ext-link:hover{transform:translateY(-2px);border-color:var(--border-strong);background:linear-gradient(135deg, rgba(110,139,255,0.15), rgba(155,107,255,0.08))}
.ext-logo{width:36px;height:36px;border-radius:10px;background:var(--grad-brand);display:grid;place-items:center;color:#fff;font-weight:700;font-size:13px;flex-shrink:0}
.ext-link .ext-name{font-size:14px;font-weight:600}
.ext-link .ext-sub{font-size:11.5px;color:var(--muted)}

.muted{color:var(--muted)}
.small{font-size:12.5px}

/* ===== Features ===== */
.features{padding:80px 24px}
.section-head{text-align:center;max-width:700px;margin:0 auto 50px}
.section-head h2{font-size:clamp(28px,4vw,42px);margin-bottom:14px}
.section-head p{color:var(--muted);font-size:16px}
.feature-grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));max-width:1100px;margin:0 auto}
.feature-card{padding:26px;transition:transform .3s ease}
.feature-card:hover{transform:translateY(-4px)}
.feature-card h4{font-size:17px;margin:14px 0 6px}
.feature-card p{color:var(--muted);font-size:13.5px}
.ico{width:48px;height:48px;border-radius:14px;background:var(--grad-brand);box-shadow:0 10px 25px -10px rgba(110,139,255,0.6), inset 0 1px 0 rgba(255,255,255,0.3);position:relative}
.ico::after{content:"";position:absolute;inset:0;border-radius:inherit;background:radial-gradient(circle at 30% 25%, rgba(255,255,255,0.5), transparent 50%)}
.ico-2{background:linear-gradient(135deg,#ef4444,#f59e0b)}
.ico-3{background:linear-gradient(135deg,#f59e0b,#22d3ee)}
.ico-4{background:linear-gradient(135deg,#22c55e,#22d3ee)}
.ico-5{background:linear-gradient(135deg,#9b6bff,#22d3ee)}
.ico-6{background:linear-gradient(135deg,#ef4444,#9b6bff)}

/* ===== About ===== */
.about{padding:60px 24px 100px;display:flex;justify-content:center}
.about-card{
  max-width:1100px;width:100%;padding:50px;
  display:grid;grid-template-columns:1.3fr 1fr;gap:40px;align-items:center;
}
.about-text h2{font-size:clamp(28px,4vw,40px);margin:14px 0 16px}
.about-text p{color:var(--muted);font-size:15px;margin-bottom:26px;max-width:520px}
.about-text strong{color:var(--text)}
.about-visual{display:grid;place-items:center}
.hdr-card{
  width:240px;height:240px;border-radius:32px;
  background:var(--grad-brand);
  display:grid;place-items:center;
  position:relative;
  box-shadow:0 40px 80px -20px rgba(110,139,255,0.7), inset 0 2px 0 rgba(255,255,255,0.3);
  transform:perspective(1000px) rotateY(-15deg) rotateX(8deg);
  animation:tilt 6s ease-in-out infinite;
}
.hdr-card::before{content:"";position:absolute;inset:0;border-radius:inherit;
  background:radial-gradient(circle at 30% 25%, rgba(255,255,255,0.6), transparent 55%)}
.hdr-inner{font-family:'Space Grotesk';font-size:64px;font-weight:700;color:#fff;letter-spacing:.02em;position:relative;z-index:1;text-shadow:0 4px 12px rgba(0,0,0,0.3)}
@keyframes tilt{0%,100%{transform:perspective(1000px) rotateY(-15deg) rotateX(8deg)}50%{transform:perspective(1000px) rotateY(15deg) rotateX(-4deg)}}

/* ===== Footer ===== */
.footer{
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;
  padding:30px 32px;border-top:1px solid var(--border);
  font-size:13px;color:var(--muted);
}

/* ===== Loading ===== */
.checking #checkBtn{pointer-events:none;opacity:.7}
.checking #checkBtn .btn-label::after{content:"…";animation:dots 1s infinite}
@keyframes dots{0%{content:""}33%{content:"."}66%{content:".."}100%{content:"..."}}

/* ===== Responsive ===== */
@media (max-width: 760px){
  .navbar{padding:14px 18px}
  .nav-links{gap:14px}
  .nav-links a:not(.btn){display:none}
  .check-card{flex-direction:column;border-radius:18px}
  .btn-primary{justify-content:center}
  .about-card{grid-template-columns:1fr;padding:32px;text-align:center}
  .about-text p{margin-left:auto;margin-right:auto}
  .result-card{padding:24px}
  .footer{justify-content:center;text-align:center}
}