/* ZHH Free Web Hosting — Premium 3D HDR UI */
:root{
  --bg:#05060d;
  --bg-2:#0b0d1c;
  --surface:rgba(255,255,255,.04);
  --surface-2:rgba(255,255,255,.07);
  --border:rgba(255,255,255,.10);
  --text:#e9ecff;
  --muted:#8a90b8;
  --primary:#7c5cff;
  --primary-2:#22d3ee;
  --accent:#ff5cf0;
  --success:#2ee6a6;
  --danger:#ff5c7a;
  --warning:#ffc857;
  --grad: linear-gradient(135deg,#7c5cff 0%,#22d3ee 50%,#ff5cf0 100%);
  --grad-soft: linear-gradient(135deg,rgba(124,92,255,.18),rgba(34,211,238,.12),rgba(255,92,240,.18));
  --shadow-xl: 0 30px 80px -20px rgba(124,92,255,.45), 0 8px 24px -8px rgba(34,211,238,.25);
  --shadow-md: 0 10px 30px -10px rgba(0,0,0,.6);
  --radius: 18px;
  --radius-lg: 26px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family: 'Inter','Segoe UI',system-ui,-apple-system,sans-serif;
  color:var(--text);
  background: radial-gradient(1200px 700px at 80% -10%, rgba(124,92,255,.25), transparent 60%),
              radial-gradient(900px 600px at -10% 30%, rgba(34,211,238,.18), transparent 60%),
              radial-gradient(700px 500px at 50% 110%, rgba(255,92,240,.18), transparent 60%),
              linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
  min-height:100vh;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
input,textarea,select{font-family:inherit}

/* Typography */
h1,h2,h3{margin:0;letter-spacing:-.02em;font-weight:800}
h1{font-size:clamp(2.4rem,6vw,4.8rem);line-height:1.05}
h2{font-size:clamp(1.8rem,3.6vw,2.8rem);line-height:1.1}
h3{font-size:1.2rem}
.muted{color:var(--muted)}
.gradient-text{
  background: var(--grad);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}

/* Layout */
.container{max-width:1200px;margin:0 auto;padding:0 24px;position:relative;z-index:1}
.section{padding:90px 0}

/* Navbar */
.nav{
  position:sticky;top:0;z-index:50;
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  background: rgba(7,8,18,.55);
  border-bottom:1px solid var(--border);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 24px;max-width:1200px;margin:0 auto}
.brand{display:flex;align-items:center;gap:12px;font-weight:800;font-size:1.1rem;letter-spacing:.04em}
.logo{
  width:40px;height:40px;border-radius:12px;
  background: var(--grad);
  display:grid;place-items:center;font-weight:900;color:#0b0b1a;
  box-shadow: var(--shadow-xl);
  position:relative;
}
.logo::after{
  content:"";position:absolute;inset:0;border-radius:12px;
  background:linear-gradient(180deg,rgba(255,255,255,.5),transparent 50%);
  mix-blend-mode:overlay;
}
.nav-links{display:flex;gap:8px;align-items:center}
.nav-links a{padding:10px 14px;border-radius:10px;color:var(--muted);font-weight:500;font-size:.95rem;transition:.2s}
.nav-links a:hover{color:var(--text);background:var(--surface)}
.nav-toggle{display:none;background:var(--surface);border:1px solid var(--border);width:42px;height:42px;border-radius:12px;align-items:center;justify-content:center}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:13px 22px;border-radius:14px;font-weight:600;font-size:.95rem;
  transition:transform .2s ease, box-shadow .2s ease, background .2s ease;
  position:relative;overflow:hidden;white-space:nowrap;
}
.btn-primary{
  background: var(--grad);
  color:#0b0b1a;
  box-shadow: var(--shadow-xl);
}
.btn-primary:hover{transform: translateY(-2px) scale(1.02)}
.btn-primary::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(255,255,255,.35),transparent 45%);
  pointer-events:none;
}
.btn-ghost{background:var(--surface);border:1px solid var(--border);color:var(--text)}
.btn-ghost:hover{background:var(--surface-2);transform:translateY(-2px)}
.btn-danger{background:rgba(255,92,122,.12);border:1px solid rgba(255,92,122,.4);color:#ffc4cf}
.btn-danger:hover{background:rgba(255,92,122,.2)}
.btn-block{width:100%}
.btn-sm{padding:8px 14px;font-size:.85rem;border-radius:10px}

/* Hero */
.hero{padding:80px 0 60px;text-align:center;position:relative}
.hero .eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  padding:8px 16px;border-radius:999px;
  background:var(--surface);border:1px solid var(--border);
  font-size:.85rem;color:var(--muted);margin-bottom:28px;
}
.hero .eyebrow .dot{width:8px;height:8px;border-radius:50%;background:var(--success);box-shadow:0 0 12px var(--success)}
.hero p.lead{font-size:clamp(1rem,1.6vw,1.2rem);color:var(--muted);max-width:680px;margin:24px auto 36px}
.hero-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* 3D Hero scene */
.scene-wrap{
  margin:60px auto 0;max-width:980px;height:380px;position:relative;
  perspective:1400px;
}
.scene{
  position:absolute;inset:0;
  transform-style:preserve-3d;
  animation: float 8s ease-in-out infinite;
}
@keyframes float{
  0%,100%{transform: rotateX(12deg) rotateY(-8deg) translateY(0)}
  50%{transform: rotateX(8deg) rotateY(-4deg) translateY(-14px)}
}
.card-3d{
  position:absolute;border-radius:24px;
  background:linear-gradient(135deg, rgba(255,255,255,.08), rgba(255,255,255,.02));
  border:1px solid var(--border);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-xl);
  overflow:hidden;
}
.card-3d::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(255,255,255,.2),transparent 50%);
  pointer-events:none;
}
.c1{width:520px;height:340px;left:50%;top:20px;transform:translateX(-50%) translateZ(40px)}
.c2{width:240px;height:160px;left:6%;top:80px;transform:rotate(-8deg) translateZ(-40px);background:linear-gradient(135deg,rgba(124,92,255,.4),rgba(34,211,238,.2))}
.c3{width:220px;height:180px;right:6%;top:130px;transform:rotate(7deg) translateZ(-20px);background:linear-gradient(135deg,rgba(255,92,240,.35),rgba(124,92,255,.2))}
.code-window{padding:18px;font-family: 'JetBrains Mono', monospace;font-size:.78rem;color:#cfd6ff}
.win-bar{display:flex;gap:6px;margin-bottom:14px}
.win-bar span{width:10px;height:10px;border-radius:50%}
.win-bar span:nth-child(1){background:#ff5c7a}
.win-bar span:nth-child(2){background:#ffc857}
.win-bar span:nth-child(3){background:#2ee6a6}
.code-line{opacity:.85;margin:4px 0}
.code-line .tag{color:#22d3ee}
.code-line .attr{color:#ff5cf0}
.code-line .str{color:#2ee6a6}

/* Features grid */
.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px;margin-top:50px}
.feature{
  padding:28px;border-radius:var(--radius-lg);
  background:var(--surface);border:1px solid var(--border);
  position:relative;overflow:hidden;transition:.3s;
}
.feature::before{
  content:"";position:absolute;inset:0;background:var(--grad-soft);opacity:0;transition:.3s;
}
.feature:hover{transform:translateY(-6px);border-color:rgba(124,92,255,.4)}
.feature:hover::before{opacity:1}
.feature > *{position:relative;z-index:1}
.feature .icon{
  width:52px;height:52px;border-radius:14px;
  background:var(--grad);display:grid;place-items:center;font-size:1.4rem;
  margin-bottom:18px;box-shadow:0 10px 30px -10px rgba(124,92,255,.6);
}
.feature h3{margin-bottom:8px}
.feature p{color:var(--muted);margin:0;font-size:.95rem;line-height:1.6}

/* Steps */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;margin-top:40px;counter-reset:step}
.step{
  padding:28px;border-radius:var(--radius);background:var(--surface);border:1px solid var(--border);
  position:relative;
}
.step::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  font-family: 'JetBrains Mono', monospace;font-size:2.5rem;font-weight:800;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
  display:block;margin-bottom:8px;
}
.step h3{margin-bottom:6px}
.step p{color:var(--muted);font-size:.92rem;line-height:1.6;margin:0}

/* CTA banner */
.cta{
  margin-top:60px;padding:50px;border-radius:var(--radius-lg);
  background: linear-gradient(135deg, rgba(124,92,255,.18), rgba(34,211,238,.12));
  border:1px solid rgba(124,92,255,.3);
  text-align:center;position:relative;overflow:hidden;
}
.cta::before{
  content:"";position:absolute;inset:-2px;background:var(--grad);
  filter:blur(60px);opacity:.25;z-index:-1;
}

/* Footer */
.footer{
  padding:50px 0 30px;border-top:1px solid var(--border);
  margin-top:60px;
}
.footer-inner{display:flex;flex-wrap:wrap;gap:30px;justify-content:space-between;align-items:flex-start}
.footer-col h4{margin:0 0 10px;font-size:.95rem;letter-spacing:.05em;text-transform:uppercase;color:var(--muted)}
.footer-col a{display:block;padding:4px 0;color:var(--muted);font-size:.92rem;transition:.2s}
.footer-col a:hover{color:var(--text)}
.copyright{text-align:center;margin-top:30px;color:var(--muted);font-size:.85rem}

/* Auth pages */
.auth-wrap{min-height:calc(100vh - 75px);display:grid;place-items:center;padding:40px 20px}
.auth-card{
  width:100%;max-width:440px;padding:40px;
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius-lg);backdrop-filter: blur(20px);
  box-shadow: var(--shadow-xl);
  position:relative;overflow:hidden;
}
.auth-card::before{
  content:"";position:absolute;top:-100px;left:-100px;width:300px;height:300px;
  background:var(--grad);filter:blur(80px);opacity:.25;border-radius:50%;
}
.auth-card > *{position:relative;z-index:1}
.auth-card h1{font-size:1.8rem;margin-bottom:6px}
.auth-card .sub{color:var(--muted);margin-bottom:28px;font-size:.95rem}
.field{margin-bottom:16px}
.field label{display:block;margin-bottom:8px;font-size:.85rem;color:var(--muted);font-weight:500}
.field input, .field textarea{
  width:100%;padding:13px 16px;border-radius:12px;
  background:rgba(0,0,0,.3);border:1px solid var(--border);color:var(--text);
  font-size:.95rem;transition:.2s;outline:none;
}
.field input:focus, .field textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(124,92,255,.2)}
.auth-switch{text-align:center;margin-top:20px;color:var(--muted);font-size:.9rem}
.auth-switch a{color:var(--primary-2);font-weight:600}
.error-msg{
  padding:12px 14px;border-radius:10px;background:rgba(255,92,122,.12);
  border:1px solid rgba(255,92,122,.3);color:#ffc4cf;font-size:.88rem;margin-bottom:16px;
}

/* Dashboard */
.dash-header{
  padding:40px 0 20px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;
}
.dash-header h1{font-size:2rem}
.user-chip{
  display:flex;align-items:center;gap:10px;padding:8px 14px 8px 8px;
  background:var(--surface);border:1px solid var(--border);border-radius:999px;
}
.avatar{
  width:34px;height:34px;border-radius:50%;background:var(--grad);
  display:grid;place-items:center;font-weight:800;color:#0b0b1a;font-size:.9rem;
}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:18px;margin:20px 0 30px}
.stat{
  padding:24px;border-radius:var(--radius);background:var(--surface);border:1px solid var(--border);
}
.stat .label{color:var(--muted);font-size:.85rem;text-transform:uppercase;letter-spacing:.05em}
.stat .value{font-size:2rem;font-weight:800;margin-top:6px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

.sites-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:18px}
.site-card{
  padding:22px;border-radius:var(--radius);background:var(--surface);border:1px solid var(--border);
  transition:.2s;display:flex;flex-direction:column;gap:12px;
}
.site-card:hover{transform:translateY(-4px);border-color:rgba(124,92,255,.4)}
.site-card .top{display:flex;justify-content:space-between;align-items:flex-start;gap:10px}
.site-card h3{font-size:1.1rem}
.site-card .url{
  font-family:'JetBrains Mono',monospace;font-size:.78rem;color:var(--primary-2);
  word-break:break-all;line-height:1.5;
}
.site-card .meta{display:flex;justify-content:space-between;font-size:.8rem;color:var(--muted)}
.site-card .actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:6px}
.empty-state{
  padding:60px 30px;text-align:center;border-radius:var(--radius-lg);
  background:var(--surface);border:1px dashed var(--border);
}
.empty-state .icon{font-size:3rem;margin-bottom:12px}

/* Upload page */
.upload-card{
  max-width:780px;margin:30px auto;padding:36px;
  border-radius:var(--radius-lg);background:var(--surface);border:1px solid var(--border);
  backdrop-filter:blur(16px);
}
.dropzone{
  border:2px dashed rgba(124,92,255,.4);border-radius:var(--radius);
  padding:50px 20px;text-align:center;cursor:pointer;transition:.2s;
  background:rgba(124,92,255,.05);
}
.dropzone:hover, .dropzone.dragover{border-color:var(--primary-2);background:rgba(34,211,238,.08)}
.dropzone .ico{font-size:3rem;margin-bottom:10px}
.file-list{margin-top:18px;display:flex;flex-direction:column;gap:8px;max-height:260px;overflow:auto}
.file-row{
  display:flex;justify-content:space-between;align-items:center;gap:10px;
  padding:10px 14px;border-radius:10px;background:rgba(0,0,0,.25);border:1px solid var(--border);
  font-size:.85rem;
}
.file-row .name{font-family:'JetBrains Mono',monospace;color:var(--primary-2);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.file-row .size{color:var(--muted);font-size:.78rem}
.file-row button{color:#ff8c9c;font-size:1.1rem;padding:0 6px}

/* Live preview banner */
.preview-bar{
  position:sticky;top:0;z-index:50;
  background:var(--surface);border-bottom:1px solid var(--border);
  padding:12px 20px;display:flex;align-items:center;justify-content:space-between;gap:12px;
  backdrop-filter:blur(20px);
}
.preview-bar .url-pill{
  font-family:'JetBrains Mono',monospace;font-size:.82rem;color:var(--primary-2);
  padding:6px 12px;border-radius:8px;background:rgba(0,0,0,.3);border:1px solid var(--border);
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1;
}
.iframe-host{width:100%;height:calc(100vh - 60px);border:none;background:white}

/* Premium 3D Loader */
.loader-overlay{
  position:fixed;inset:0;z-index:9999;
  background: radial-gradient(circle at center, rgba(11,13,28,.95), rgba(5,6,13,.99));
  backdrop-filter: blur(20px);
  display:none;align-items:center;justify-content:center;flex-direction:column;gap:30px;
  animation: fadeIn .3s ease;
}
.loader-overlay.show{display:flex}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}

.cube-scene{
  width:140px;height:140px;perspective:600px;
}
.cube{
  width:100%;height:100%;position:relative;transform-style:preserve-3d;
  animation: spin3d 3s infinite linear;
}
@keyframes spin3d{
  0%{transform: rotateX(0) rotateY(0)}
  100%{transform: rotateX(360deg) rotateY(360deg)}
}
.face{
  position:absolute;width:140px;height:140px;border-radius:18px;
  background: linear-gradient(135deg, rgba(124,92,255,.6), rgba(34,211,238,.4));
  border:1px solid rgba(255,255,255,.3);
  box-shadow: inset 0 0 40px rgba(255,255,255,.2), 0 0 60px rgba(124,92,255,.5);
  display:grid;place-items:center;font-weight:900;font-size:1.6rem;color:white;
  text-shadow: 0 0 20px rgba(255,255,255,.6);
  backdrop-filter: blur(10px);
}
.f1{transform: translateZ(70px);background:linear-gradient(135deg,#7c5cff,#22d3ee)}
.f2{transform: rotateY(180deg) translateZ(70px);background:linear-gradient(135deg,#22d3ee,#ff5cf0)}
.f3{transform: rotateY(90deg) translateZ(70px);background:linear-gradient(135deg,#ff5cf0,#7c5cff)}
.f4{transform: rotateY(-90deg) translateZ(70px);background:linear-gradient(135deg,#7c5cff,#ff5cf0)}
.f5{transform: rotateX(90deg) translateZ(70px);background:linear-gradient(135deg,#22d3ee,#7c5cff)}
.f6{transform: rotateX(-90deg) translateZ(70px);background:linear-gradient(135deg,#ff5cf0,#22d3ee)}

.loader-text{
  font-size:1.1rem;font-weight:600;letter-spacing:.05em;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
  animation: pulse 1.5s ease-in-out infinite;
}
.loader-progress{
  width:240px;height:4px;border-radius:999px;background:var(--surface-2);overflow:hidden;
}
.loader-progress::after{
  content:"";display:block;width:40%;height:100%;
  background:var(--grad);border-radius:999px;
  animation: slideBar 1.4s ease-in-out infinite;
}
@keyframes slideBar{
  0%{transform: translateX(-100%)}
  100%{transform: translateX(350%)}
}
@keyframes pulse{
  0%,100%{opacity:.6}
  50%{opacity:1}
}

/* Toast */
.toast{
  position:fixed;bottom:30px;left:50%;transform:translateX(-50%) translateY(120%);
  padding:14px 22px;border-radius:14px;
  background:rgba(11,13,28,.95);border:1px solid var(--border);
  backdrop-filter:blur(20px);box-shadow:var(--shadow-xl);
  font-size:.92rem;font-weight:500;z-index:9998;
  transition: transform .3s ease;display:flex;align-items:center;gap:10px;max-width:90%;
}
.toast.show{transform: translateX(-50%) translateY(0)}
.toast.success{border-color:rgba(46,230,166,.4)}
.toast.error{border-color:rgba(255,92,122,.4)}

/* WhatsApp floating */
.whatsapp-float{
  position:fixed;right:20px;bottom:20px;z-index:60;
  display:flex;align-items:center;gap:10px;padding:12px 18px;
  background:linear-gradient(135deg,#25D366,#128C7E);color:white;font-weight:600;
  border-radius:999px;box-shadow:0 10px 30px -8px rgba(37,211,102,.6);
  transition:.2s;font-size:.9rem;
}
.whatsapp-float:hover{transform:translateY(-3px) scale(1.04)}

/* Mobile */
@media (max-width: 820px){
  .nav-links{display:none;position:absolute;top:100%;left:0;right:0;background:rgba(7,8,18,.98);flex-direction:column;padding:20px;border-bottom:1px solid var(--border);gap:4px}
  .nav-links.open{display:flex}
  .nav-toggle{display:flex}
  .scene-wrap{height:300px}
  .c1{width:90%;height:240px}
  .c2{display:none}
  .c3{display:none}
  .section{padding:60px 0}
  .auth-card{padding:30px 24px}
  .upload-card{padding:24px}
  .cta{padding:30px 24px}
  .whatsapp-float span{display:none}
  .whatsapp-float{padding:14px}
}

/* Utilities */
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.spacer{height:30px}
.hidden{display:none !important}