:root{
  --bg:#0B1220;
  --card:#111B30;
  --text:#ffffff;
  --muted:rgba(255,255,255,.75);
  --line:rgba(255,255,255,.12);
  --primary:#4F7CFF;
  --shadow: 0 18px 50px rgba(0,0,0,.35);
  --radius: 18px;
}

body.light{
  --bg:#F4F6FB;
  --card:#ffffff;
  --text:#111111;
  --muted:rgba(17,17,17,.72);
  --line:rgba(17,17,17,.10);
  --shadow: 0 18px 50px rgba(0,0,0,.10);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}

body{
  margin:0;
  font-family:'Poppins',sans-serif;
  background:var(--bg);
  color:var(--text);
  overflow-x:hidden;
}

img, iframe{max-width:100%; height:auto}

/* Containers */
.container{width:min(1120px,92%); margin:0 auto}
.section{padding: clamp(60px, 8vw, 100px) 0}
.section-head{text-align:center; margin-bottom:35px}
.section-head h2{font-size: clamp(26px, 4vw, 38px); margin:0 0 10px}
.section-head p{margin:0; color:var(--muted)}
a{color:inherit; text-decoration:none}

/* Navbar */
/* ========================= */
/* NAVBAR V4 CLEAN FIX */
/* ========================= */

.navbar{
  position: sticky;
  top:0;
  z-index:1000;
  height:72px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:0 5%;
  background: rgba(15,22,40,.85);
  backdrop-filter: blur(16px);
  border-bottom:1px solid var(--line);
}

/* Logo */
.logo{
  font-size:22px;
  font-weight:800;
  letter-spacing:.5px;
}

.logo span{
  color:var(--primary);
}

/* Center links */
.nav-links{
  display:flex;
  align-items:center;
  gap:32px;
}

.nav-links a{
  font-weight:600;
  color:var(--muted);
  position:relative;
  padding:6px 0;
  transition:.25s;
}

/* Hover underline */
.nav-links a::after{
  content:"";
  position:absolute;
  bottom:-6px;
  left:0;
  width:0%;
  height:2px;
  background:var(--primary);
  transition:.3s ease;
}

.nav-links a:hover{
  color:var(--text);
}

.nav-links a:hover::after{
  width:100%;
}

/* Login pill */
.nav-links .pill{
  padding:10px 20px;
  border-radius:999px;
  background: rgba(79,124,255,.15);
  border:1px solid rgba(79,124,255,.4);
  color:white;
  transition:.25s;
}

.nav-links .pill:hover{
  background:var(--primary);
}

/* Right side icons */
.nav-actions{
  display:flex;
  align-items:center;
  gap:12px;
}

.icon-btn{
  width:42px;
  height:42px;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.05);
  display:flex;
  align-items:center;
  justify-content:center;
  cursor:pointer;
  transition:.25s;
}

.icon-btn:hover{
  background:rgba(255,255,255,.1);
}

/* Drawer */
.drawer{
  position:fixed;
  top:0;
  right:-100%;
  width:280px;
  height:100vh;
  background:var(--card);
  transition:.3s ease;
  z-index:2000;
  padding:20px;
}

.drawer.open{
  right:0;
}

.backdrop{
  position:fixed;
  inset:0;
  background:rgba(0,0,0,.5);
  opacity:0;
  pointer-events:none;
  transition:.3s;
  z-index:1500;
}

.backdrop.show{
  opacity:1;
  pointer-events:auto;
}
/* ===== PREMIUM MOBILE DRAWER ===== */

.drawer{
  display:flex;
  flex-direction:column;
}

.drawer-links{
  display:flex;
  flex-direction:column;
  gap:14px;
  margin-top:40px;
}

.drawer-links a{
  display:block;
  padding:16px 18px;
  border-radius:14px;
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  font-weight:700;
  font-size:16px;
  transition:all .3s ease;
  position:relative;
}

.drawer-links a:hover{
  background:rgba(79,124,255,.15);
  border-color:rgba(79,124,255,.45);
  transform:translateX(6px);
}

.drawer-links a::after{
  content:"›";
  position:absolute;
  right:18px;
  opacity:.5;
  transition:.3s;
}

.drawer-links a:hover::after{
  opacity:1;
  transform:translateX(4px);
}

/* Hero */
.hero{
  padding:90px 0 40px;
  background:
    radial-gradient(900px 500px at 20% 20%, rgba(79,124,255,.22), transparent 60%),
    radial-gradient(800px 500px at 85% 35%, rgba(79,124,255,.14), transparent 62%);
}
.hero-inner{
  width:min(1120px,92%);
  margin:0 auto;
  display:grid;
  grid-template-columns: 1.15fr .85fr;
  gap:28px;
  align-items:start;
}
.badge{
  display:inline-block;
  padding:10px 14px;
  border-radius:999px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.05);
  color:var(--muted);
  font-weight:600;
  font-size:13px;
}
.hero-text h1{font-size: clamp(32px, 5vw, 54px); line-height:1.06; margin:14px 0}
.hero-text p{color:var(--muted); font-size:16px; margin:0 0 18px}
.hero-ctas{display:flex; gap:12px; margin:18px 0 14px}
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  border-radius:999px; padding:12px 18px; font-weight:700;
  border:1px solid transparent; cursor:pointer;
}
.btn.primary{background:var(--primary); color:white}
.btn.ghost{
  background:transparent;
  border-color: rgba(79,124,255,.45);
  color:var(--text);
}
.w-full{width:100%}
.mini-points{display:flex; gap:14px; flex-wrap:wrap; margin-top:10px}
.mini{display:flex; align-items:center; gap:10px; color:var(--muted); font-weight:600; font-size:13px}
.dot{width:9px; height:9px; border-radius:50%; background:var(--primary); box-shadow:0 0 0 5px rgba(79,124,255,.16)}

/* Hero Card */
.hero-card{
  border-radius: var(--radius);
  background:rgba(255,255,255,.06);
  border:1px solid var(--line);
  box-shadow: var(--shadow);
  overflow-x:hidden;
}
.card-top{padding:18px 18px 0}
.card-top h3{margin:0}
.card-top p{margin:6px 0 0; color:var(--muted)}
.form{padding:18px}
.grid{display:grid; grid-template-columns:1fr 1fr; gap:12px}
.field label{display:block; font-size:12px; color:var(--muted); margin-bottom:6px; font-weight:700}
.field input,.field select,.field textarea{
  width:100%;
  padding:12px 12px;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  color:var(--text);
  outline:none;
}
.field textarea{min-height:120px; resize:vertical}
.form-note{margin:10px 0 0; font-size:12px; color:var(--muted)}

/* Shared card hover */
.price-card,
.tcard,
.fcard,
.sim-card,
.stat{
  box-shadow: var(--shadow);
  transition: transform .3s ease, box-shadow .3s ease;
}
.price-card:hover,
.tcard:hover,
.fcard:hover,
.sim-card:hover{
  transform: translateY(-6px);
}

/* Stats */
.stats{padding-top:40px}
.stats-grid{
  display:grid;
  grid-template-columns: repeat(4,1fr);
  gap:14px;
}
.stat{
  background:var(--card);
  border:1px solid var(--line);
  border-radius: var(--radius);
  padding:18px;
}
.stat-num{font-size:34px; font-weight:800}
.stat-label{color:var(--muted); font-weight:700; margin-top:6px}

/* Features */
.feature-grid{
  display:grid;
  grid-template-columns: repeat(4,1fr);
  gap:14px;
}
.fcard{
  background:var(--card);
  border:1px solid var(--line);
  border-radius: var(--radius);
  padding:18px;
}
.ficon{
  width:44px; height:44px;
  border-radius:14px;
  display:grid; place-items:center;
  background:rgba(79,124,255,.16);
  border:1px solid rgba(79,124,255,.28);
  color:var(--primary);
  margin-bottom:10px;
}
.ficon svg{width:26px; height:26px}
.fcard h3{margin:8px 0}
.fcard p{margin:0; color:var(--muted)}

/* Simulator */
.sim-grid{
  display:grid;
  grid-template-columns: repeat(3,1fr);
  gap:14px;
}
.sim-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius: var(--radius);
  padding:22px;
}
.sim-emoji{font-size:28px}
.sim-card p{color:var(--muted)}
.sim-go{display:inline-block; margin-top:10px; color:var(--primary); font-weight:800}

/* Band box */
.band-box{
  margin-top:18px;
  background:rgba(255,255,255,.06);
  border:1px solid var(--line);
  border-radius: var(--radius);
  padding:18px;
  display:flex; justify-content:space-between; align-items:center;
  gap:18px;
}
.band-actions{display:flex; align-items:center; gap:10px; flex-wrap:wrap}
.band-actions input{
  width:120px;
  padding:12px 12px;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  color:var(--text);
}
.band-out{font-weight:800; padding:10px 12px; border-radius:12px; border:1px solid var(--line); background:rgba(255,255,255,.04)}

/* Pricing */
.price-grid{
  display:grid;
  grid-template-columns: repeat(3,1fr);
  gap:14px;
}
.price-card{
  position:relative;
  background:var(--card);
  border:1px solid var(--line);
  border-radius: var(--radius);
  padding:22px;
}
.price-top{margin-bottom:12px}
.price{font-size:34px; font-weight:800}
.price-sub{color:var(--muted); font-weight:700}
.price-card ul{margin:14px 0 18px; padding:0; list-style:none}
.price-card li{margin:10px 0; color:var(--muted); font-weight:650}
.price-card.featured{
  border-color: rgba(79,124,255,.55);
  background: linear-gradient(180deg, rgba(79,124,255,.20), rgba(255,255,255,.04));
}
.ribbon{
  position:absolute; top:14px; right:14px;
  padding:6px 10px;
  border-radius:999px;
  background:rgba(79,124,255,.20);
  border:1px solid rgba(79,124,255,.35);
  color:var(--text);
  font-weight:800;
  font-size:12px;
}

/* Testimonials */
.tgrid{
  display:grid;
  grid-template-columns: repeat(3,1fr);
  gap:14px;
}
.tcard{
  background:var(--card);
  border:1px solid var(--line);
  border-radius: var(--radius);
  padding:22px;
}
.tstars{color:var(--primary); font-weight:900; letter-spacing:2px}
.tcard p{color:var(--muted)}
.tname{margin-top:10px; font-weight:800}

/* FAQ */
.faq-list{display:grid; gap:12px; max-width:860px; margin:0 auto}
.faq-item{
  background:var(--card);
  border:1px solid var(--line);
  border-radius: var(--radius);
  overflow-x:hidden;
  box-shadow: var(--shadow);
}
.faq-q{
  width:100%;
  display:flex; justify-content:space-between; align-items:center;
  padding:16px 16px;
  background:transparent;
  border:none;
  color:var(--text);
  font-weight:800;
  cursor:pointer;
  text-align:left;
}
.faq-a{
  max-height:0;
  overflow-x:hidden;
  transition:max-height .25s ease;
  padding:0 16px;
  color:var(--muted);
}
.faq-item.open .faq-a{
  padding:0 16px 16px;
  max-height:220px;
}
.chev{opacity:.7}

/* Contact */
.contact-grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:14px;
}
.map iframe{
  width:100%;
  height:360px;
  border:0;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border:1px solid var(--line);
}
.contact-form{
  background:var(--card);
  border:1px solid var(--line);
  border-radius: var(--radius);
  padding:18px;
  box-shadow: var(--shadow);
}
.two{display:grid; grid-template-columns:1fr 1fr; gap:12px}

/* Footer */
.footer{
  border-top:1px solid var(--line);
  padding:50px 0 20px;
  background:rgba(255,255,255,.03);
}
.footer-grid{
  display:grid;
  grid-template-columns: 1.3fr .7fr .7fr;
  gap:18px;
  align-items:start;
}
.foot-logo{font-weight:900; font-size:20px}
.foot-logo span{color:var(--primary)}
.foot-col h4{margin:0 0 10px}
.foot-col a{
  display:block;
  color:var(--muted);
  margin:8px 0;
  font-weight:650;
}
.social{display:flex; gap:10px; margin-top:12px}
.social a{
  width:36px; height:36px; display:grid; place-items:center;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  color:var(--muted);
}
.foot-bottom{
  display:flex; justify-content:space-between; align-items:center;
  margin-top:24px; color:var(--muted);
}
.backtop{color:var(--muted); font-weight:800}

/* Reveal animation */
.reveal{
  opacity:0;
  transform:translateY(22px);
  transition: 700ms ease;
}
.reveal.show{
  opacity:1;
  transform:translateY(0);
}

/* ========================= */
/* WHATSAPP FLOAT (ONE ONLY) */
/* ========================= */
/* ===== WhatsApp Fixed Clean ===== */

.wa-fixed{
  position: fixed;
  bottom: 22px;
  right: 22px;
  width: 58px;
  height: 58px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 15px 35px rgba(0,0,0,.35);
  z-index: 9999;
  transition: transform .25s ease;
}

.wa-fixed:hover{
  transform: scale(1.1);
}

.wa-fixed svg{
  width: 28px;
  height: 28px;
}
/* ===== Simulator Page ===== */
.sim-exam{
  background:var(--card);
  border:1px solid var(--line);
  padding:25px;
  border-radius:20px;
  box-shadow:var(--shadow);
  display:grid;
  gap:25px;
}
.question h3{margin-bottom:12px}
.question label{
  display:block;
  padding:10px;
  border:1px solid var(--line);
  border-radius:12px;
  margin-bottom:8px;
  cursor:pointer;
  transition:.2s;
}
.question label:hover{background:rgba(79,124,255,.08)}
.result-box{
  margin-top:20px;
  padding:20px;
  border-radius:18px;
  background:rgba(79,124,255,.12);
  border:1px solid rgba(79,124,255,.4);
  font-weight:700;
  font-size:20px;
  display:none;
}

/* ===== AUTH PAGES ===== */
.auth-card{
  max-width:420px;
  margin:0 auto;
  background:var(--card);
  padding:30px;
  border-radius:22px;
  border:1px solid var(--line);
  box-shadow:var(--shadow);
}
.auth-card h2{margin-bottom:6px}
.auth-sub{color:var(--muted); margin-bottom:20px}
.auth-switch{margin-top:20px; font-size:14px; color:var(--muted)}
.auth-switch a{color:var(--primary); font-weight:700}

/* ================= */
/* RESPONSIVE MERGED */
/* ================= */
@media (max-width: 1100px){
  .feature-grid{grid-template-columns:1fr 1fr}
  .price-grid{grid-template-columns:1fr 1fr}
}

@media (max-width: 980px){
  .hero-inner{grid-template-columns:1fr}
  .grid{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:1fr 1fr}
  .feature-grid{grid-template-columns:1fr 1fr}
  .sim-grid{grid-template-columns:1fr}
  .price-grid{grid-template-columns:1fr}
  .tgrid{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .two{grid-template-columns:1fr}
  .band-box{flex-direction:column; align-items:flex-start}
}

@media (max-width: 820px){
  .nav-links{display:none}
  .burger{display:inline-flex}
  .navbar{padding:14px 5%}
}

@media (max-width: 600px){
  .hero{padding-top:60px}
  .hero-inner{gap:20px}
  .stats-grid{grid-template-columns:1fr}
  .feature-grid,.price-grid,.tgrid{grid-template-columns:1fr}
  .section-head{margin-bottom:25px}
  .band-box{gap:10px}
  .footer-grid{grid-template-columns:1fr; text-align:center}
  .foot-bottom{flex-direction:column; gap:10px}

  .whatsapp-float{
    width:54px;
    height:54px;
    font-size:24px;
    bottom:18px;
    right:18px;
  }

  #premium-cta{bottom:18px; right:18px}
  #premium-cta a{width:55px; height:55px; font-size:22px}
}
/* ===== NAV RESPONSIVE FIX ===== */

.burger{
  display:none;
}

@media(max-width: 900px){

  .nav-links{
    display:none;
  }

  .burger{
    display:flex;
  }

}