/* ============================
   Syn Site v3 – filled + scrollable
   ============================ */

*{margin:0;padding:0;box-sizing:border-box}

:root{
  --bg:#0b0b12;
  --panel:#121226;
  --panel2:#161631;
  --text:#ffffff;
  --muted:#b7b7c7;
  --muted2:#8b8ba6;
  --line:rgba(255,255,255,.08);
  --accent:#6c63ff;
  --accent2:#8a84ff;
  --shadow: 0 24px 60px rgba(0,0,0,.45);
}

html{scroll-behavior:smooth}
body{
  font-family:'Inter',sans-serif;
  background: radial-gradient(1200px 800px at 20% 10%, rgba(108,99,255,.16), transparent 55%),
              radial-gradient(900px 700px at 85% 30%, rgba(138,132,255,.12), transparent 55%),
              var(--bg);
  color:var(--text);
  overflow-x:hidden;
  min-height:100vh;
  display:flex;
  flex-direction:column;
}

.page{flex:1}

/* Particle canvas */
#particles{
  position:fixed;
  top:0;left:0;
  width:100%;height:100%;
  z-index:-1;
  opacity:.85;
}

/* Header */
header{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:18px 8%;
  background:rgba(10,10,20,.72);
  backdrop-filter:blur(12px);
  position:sticky;
  top:0;
  z-index:1000;
  border-bottom:1px solid var(--line);
}
.logo{
  font-size:22px;
  font-weight:800;
  letter-spacing:3px;
}
nav{display:flex;gap:18px;align-items:center;flex-wrap:wrap;justify-content:flex-end}
.nav-link{
  text-decoration:none;
  color:rgba(255,255,255,.72);
  font-weight:600;
  font-size:14px;
  padding:10px 12px;
  border-radius:12px;
  transition:.25s;
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.06)}
.nav-link.is-active{color:#fff;background:rgba(108,99,255,.18);border:1px solid rgba(108,99,255,.25)}

/* Sections */
section{padding:92px 8%}
.page-hero{padding:70px 8% 24px}
.section-title{font-size:46px;letter-spacing:.2px;text-align:center}
.section-kicker{max-width:900px;margin:16px auto 0;text-align:center;color:var(--muted);line-height:1.7}
.section-head{margin-bottom:38px}

/* Reveal animations */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s ease, transform .7s ease}
.reveal.is-visible{opacity:1;transform:translateY(0)}

/* Hero */
.hero{
  min-height:92vh;
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  align-items:center;
  gap:34px;
  position:relative;
  padding:88px 8% 120px;
}
.hero-inner{max-width:760px;z-index:2}
.badge{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:10px 14px;
  border-radius:999px;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.10);
  color:rgba(255,255,255,.85);
  font-weight:700;
  font-size:13px;
}
.hero h1{font-size:86px;letter-spacing:6px;margin-top:16px;line-height:1.05}
.hero h2{font-size:18px;color:rgba(255,255,255,.78);margin-top:14px;letter-spacing:1px;line-height:1.55}
.hero-sub{color:var(--muted);margin-top:16px;line-height:1.85;max-width:58ch}
.hero-cta{margin-top:26px;display:flex;gap:12px;flex-wrap:wrap}
.hero-metrics{margin-top:26px;display:flex;gap:18px;flex-wrap:wrap}
.metric{
  padding:14px 16px;
  border-radius:16px;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.08);
  min-width:180px;
}
.metric-num{display:block;font-weight:900;font-size:26px;letter-spacing:.3px}
.metric-label{display:block;color:var(--muted2);margin-top:6px;font-size:12px}

.hero-art{position:relative;height:520px;min-height:420px}
.orb{position:absolute;border-radius:999px;filter:blur(0);opacity:.95;mix-blend-mode:screen}
.orb-1{width:320px;height:320px;left:8%;top:8%;background:radial-gradient(circle at 30% 30%, rgba(108,99,255,.95), rgba(108,99,255,.08) 70%)}
.orb-2{width:260px;height:260px;right:10%;top:16%;background:radial-gradient(circle at 30% 30%, rgba(255,255,255,.35), rgba(138,132,255,.10) 70%)}
.orb-3{width:360px;height:360px;right:6%;bottom:2%;background:radial-gradient(circle at 30% 30%, rgba(138,132,255,.65), rgba(11,11,18,0) 70%)}
.grid-glow{
  position:absolute;inset:0;
  border-radius:28px;
  border:1px solid rgba(255,255,255,.10);
  background:
    linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px) 0 0/48px 48px,
    linear-gradient(0deg, rgba(255,255,255,.06) 1px, transparent 1px) 0 0/48px 48px,
    radial-gradient(800px 600px at 30% 20%, rgba(108,99,255,.18), transparent 60%);
  box-shadow: var(--shadow);
  transform: perspective(800px) rotateY(-10deg) rotateX(6deg);
}

.scroll-hint{
  position:absolute;
  left:50%;
  bottom:26px;
  transform:translateX(-50%);
  text-decoration:none;
  color:rgba(255,255,255,.72);
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:6px;
  font-weight:700;
  font-size:12px;
  opacity:.9;
}
.chev{display:inline-block;animation:bounce 1.25s ease-in-out infinite}
@keyframes bounce{0%,100%{transform:translateY(0)}50%{transform:translateY(6px)}}

/* Marquee */
.marquee{padding:20px 0 0}
.marquee-track{overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:rgba(255,255,255,.02)}
.marquee-row{display:flex;gap:36px;white-space:nowrap;padding:18px 0;animation:marq 22s linear infinite}
.marquee-row span{color:rgba(255,255,255,.78);font-weight:800;letter-spacing:.3px}
@keyframes marq{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* Cards / grids */
.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:22px}
.card{
  background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
  border:1px solid rgba(255,255,255,.08);
  padding:28px;
  border-radius:22px;
  transition:transform .35s ease, border-color .35s ease, background .35s ease;
  box-shadow: 0 10px 40px rgba(0,0,0,.18);
}
.card:hover{transform:translateY(-10px);border-color:rgba(108,99,255,.35);background:linear-gradient(180deg, rgba(108,99,255,.10), rgba(255,255,255,.03))}
.card h3{font-size:20px}
.card p{color:var(--muted);font-size:14px;line-height:1.75;margin-top:10px}
.card-top{display:flex;align-items:center;justify-content:space-between;gap:12px}
.tag{
  display:inline-flex;
  align-items:center;
  padding:6px 10px;
  border-radius:999px;
  font-size:12px;
  font-weight:800;
  color:#fff;
  background:rgba(108,99,255,.22);
  border:1px solid rgba(108,99,255,.28);
}
.card-meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px;color:rgba(255,255,255,.72);font-size:12px}
.card-link{display:block;text-decoration:none;color:inherit;position:relative;overflow:hidden}
.card-action{margin-top:18px;color:rgba(255,255,255,.92);font-weight:800;letter-spacing:.2px}

/* Buttons */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  padding:12px 18px;
  border-radius:16px;
  font-weight:900;
  font-size:14px;
  text-decoration:none;
  cursor:pointer;
  border:1px solid transparent;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
  user-select:none;
}
.btn:active{transform:translateY(1px) scale(.99)}
.btn-primary{
  color:#fff;
  background:linear-gradient(135deg, var(--accent), var(--accent2));
  box-shadow: 0 14px 40px rgba(108,99,255,.28);
}
.btn-primary:hover{box-shadow: 0 18px 60px rgba(108,99,255,.38);transform:translateY(-2px)}
.btn-ghost{
  color:#fff;
  background:rgba(255,255,255,.04);
  border-color:rgba(255,255,255,.10);
}
.btn-ghost:hover{background:rgba(255,255,255,.07);border-color:rgba(108,99,255,.25);transform:translateY(-2px)}
.btn-block{width:100%}

/* “Cool” button hover animation */
.btn[data-tilt]{position:relative;overflow:hidden}
.btn[data-tilt]::before{
  content:"";
  position:absolute;
  inset:-40%;
  background:radial-gradient(circle at 30% 30%, rgba(255,255,255,.22), transparent 55%);
  transform:translateX(-20%) rotate(12deg);
  opacity:0;
  transition:opacity .25s ease;
}
.btn[data-tilt]:hover::before{opacity:1}

/* About */
.about-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:22px}
.about-card{background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));border:1px solid rgba(255,255,255,.08);border-radius:22px;padding:30px}
.about-card h3{font-size:22px}
.about-card p{margin-top:12px;color:var(--muted);line-height:1.9}
.pill-row{margin-top:16px;display:flex;flex-wrap:wrap;gap:10px}
.pill{padding:8px 12px;border-radius:999px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.10);font-weight:800;font-size:12px;color:rgba(255,255,255,.86)}
.about-actions{display:flex;gap:12px;margin-top:18px;flex-wrap:wrap}

.checklist{list-style:none;margin-top:14px;display:flex;flex-direction:column;gap:10px}
.check{display:inline-flex;align-items:center;justify-content:center;width:22px;height:22px;border-radius:7px;background:rgba(108,99,255,.18);border:1px solid rgba(108,99,255,.28);margin-right:10px;font-weight:900}

.stats-row{margin-top:22px;display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.stat{padding:18px 16px;border-radius:18px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.07)}
.stat-num{display:block;font-weight:900;font-size:18px}
.stat-label{display:block;margin-top:6px;color:var(--muted2);font-size:12px}

/* Process */
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.step{padding:22px;border-radius:22px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.08)}
.step-num{font-weight:900;font-size:12px;letter-spacing:1px;color:rgba(255,255,255,.85)}
.step-body h3{margin-top:10px;font-size:18px}
.step-body p{margin-top:8px;color:var(--muted);line-height:1.75;font-size:14px}

/* Testimonials */
.quotes{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}
.quote{padding:26px;border-radius:22px;background:linear-gradient(180deg, rgba(108,99,255,.10), rgba(255,255,255,.03));border:1px solid rgba(255,255,255,.08)}
.quote p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.88)}
.quote span{display:block;margin-top:12px;color:var(--muted2);font-weight:800;font-size:12px}

/* FAQ */
.faq-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.faq-item{border:1px solid rgba(255,255,255,.10);border-radius:18px;background:rgba(255,255,255,.03);padding:16px 18px}
.faq-item summary{cursor:pointer;font-weight:900;list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item p{margin-top:10px;color:var(--muted);line-height:1.8;font-size:14px}

/* CTA */
.cta{padding-top:40px}
.cta-card{
  display:flex;align-items:center;justify-content:space-between;gap:22px;
  padding:30px;
  border-radius:26px;
  border:1px solid rgba(108,99,255,.25);
  background: radial-gradient(700px 380px at 20% 20%, rgba(108,99,255,.22), transparent 60%),
              rgba(255,255,255,.03);
  box-shadow: var(--shadow);
}
.cta-card h2{font-size:26px}
.cta-card p{margin-top:8px;color:var(--muted);line-height:1.8}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* Showcase filters */
.filter-row{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:18px}
.chip{
  border:none;
  border-radius:999px;
  padding:10px 14px;
  font-weight:900;
  font-size:12px;
  cursor:pointer;
  color:rgba(255,255,255,.86);
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.10);
  transition:.2s;
}
.chip:hover{transform:translateY(-2px);border-color:rgba(108,99,255,.25)}
.chip.is-active{background:rgba(108,99,255,.20);border-color:rgba(108,99,255,.35)}

/* Shop */
.shop-layout{display:grid;grid-template-columns:1fr 340px;gap:18px;align-items:start}
.toolbar{display:flex;gap:12px;align-items:end;flex-wrap:wrap;justify-content:space-between;margin-bottom:18px}
.toolbar-group{display:flex;flex-direction:column;gap:8px}
.toolbar-label{font-size:12px;color:var(--muted2);font-weight:800}

.input,.select,.textarea{
  width:100%;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.10);
  color:#fff;
  padding:12px 14px;
  border-radius:14px;
  outline:none;
  transition:.2s;
}
.textarea{resize:vertical}
.input:focus,.select:focus,.textarea:focus{border-color:rgba(108,99,255,.45);box-shadow:0 0 0 4px rgba(108,99,255,.12)}
.select{appearance:none}

.notice{display:flex;gap:12px;align-items:flex-start;margin-top:18px;padding:16px 16px;border-radius:18px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.08)}
.notice-dot{width:10px;height:10px;border-radius:999px;background:linear-gradient(135deg,var(--accent),var(--accent2));margin-top:7px;box-shadow:0 0 0 6px rgba(108,99,255,.10)}
.notice p{color:var(--muted);line-height:1.75;font-size:13px}

.bundle{margin-top:20px;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:18px;border-radius:22px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.08)}
.bundle h3{font-size:16px}
.bundle p{margin-top:6px;color:var(--muted);font-size:13px;line-height:1.65}

.shop-right .sticky-card{position:sticky;top:92px;padding:22px;border-radius:22px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.08)}
.mini-steps{margin-top:10px;display:flex;flex-direction:column;gap:10px;color:rgba(255,255,255,.82);font-weight:800;font-size:13px}
.mini-steps li{display:flex;gap:10px;align-items:center}
.mini-steps li span{display:inline-flex;align-items:center;justify-content:center;width:22px;height:22px;border-radius:8px;background:rgba(108,99,255,.18);border:1px solid rgba(108,99,255,.28)}

.divider{height:1px;background:var(--line);margin:16px 0}
.muted{color:var(--muted)}

/* Drawer cart */
.drawer-overlay{
  position:fixed;inset:0;
  background:rgba(0,0,0,.62);
  opacity:0;
  pointer-events:none;
  transition:opacity .25s ease;
  z-index:1400;
}
.drawer{
  position:fixed;
  top:0;right:0;
  width:min(460px, 92vw);
  height:100vh;
  background:rgba(12,12,20,.88);
  backdrop-filter: blur(14px);
  border-left:1px solid rgba(255,255,255,.10);
  box-shadow: var(--shadow);
  transform:translateX(102%);
  transition:transform .3s ease;
  z-index:1500;
  display:flex;
  flex-direction:column;
}
.drawer.is-open{transform:translateX(0)}
.drawer-overlay.is-open{opacity:1;pointer-events:auto}

.drawer-head{padding:18px 18px 14px;display:flex;justify-content:space-between;align-items:flex-start;gap:12px;border-bottom:1px solid var(--line)}
.drawer-head h2{font-size:18px}
.icon-btn{border:none;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.10);color:#fff;border-radius:12px;padding:10px 12px;cursor:pointer;transition:.2s}
.icon-btn:hover{transform:translateY(-2px);border-color:rgba(108,99,255,.25)}

.drawer-body{padding:16px 18px;overflow:auto}
.empty-state{padding:26px;border-radius:22px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.08);text-align:center}
.empty-state h3{font-size:18px}
.empty-state p{margin-top:10px;color:var(--muted);line-height:1.7;font-size:14px}
.cart-items{display:flex;flex-direction:column;gap:12px}
.cart-item{display:flex;gap:12px;align-items:flex-start;justify-content:space-between;padding:14px;border-radius:18px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.08)}
.cart-item strong{display:block}
.cart-item .muted{font-size:12px}
.qty{display:flex;align-items:center;gap:8px;margin-top:10px}
.qty button{width:32px;height:32px;border-radius:10px;border:1px solid rgba(255,255,255,.10);background:rgba(255,255,255,.04);color:#fff;cursor:pointer;transition:.2s}
.qty button:hover{border-color:rgba(108,99,255,.25);transform:translateY(-1px)}
.qty span{min-width:26px;text-align:center;font-weight:900}
.price{font-weight:900}
.remove{margin-top:10px;border:none;background:transparent;color:rgba(255,255,255,.75);cursor:pointer;font-weight:800}
.remove:hover{color:#fff}

.cart-summary{margin-top:14px;padding:16px;border-radius:22px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.08)}
.row{display:flex;justify-content:space-between;align-items:center;gap:12px;font-weight:900}
.row.small{margin-top:8px;font-weight:800;color:rgba(255,255,255,.78)}
.row.total{font-size:18px;margin-top:8px}

/* Switch */
.switch{position:relative;display:inline-block;width:46px;height:26px}
.switch input{opacity:0;width:0;height:0}
.slider{position:absolute;cursor:pointer;top:0;left:0;right:0;bottom:0;background:rgba(255,255,255,.14);transition:.2s;border-radius:999px;border:1px solid rgba(255,255,255,.12)}
.slider:before{position:absolute;content:"";height:20px;width:20px;left:3px;bottom:2px;background:white;transition:.2s;border-radius:999px}
.switch input:checked + .slider{background:rgba(108,99,255,.35);border-color:rgba(108,99,255,.35)}
.switch input:checked + .slider:before{transform:translateX(20px)}

/* Forms */
.form{margin-top:14px;display:flex;flex-direction:column;gap:12px}
.form label span{display:block;font-size:12px;color:var(--muted2);font-weight:900;margin-bottom:8px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:10px}

.paybox{display:flex;justify-content:space-between;gap:12px;align-items:flex-start;padding:12px;border-radius:18px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.08)}
.paychips{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}
.paychip{display:inline-flex;gap:8px;align-items:center;padding:8px 10px;border-radius:999px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.10);font-weight:900;font-size:12px;cursor:pointer}
.paychip input{accent-color:var(--accent)}

.success{margin-top:14px;padding:16px;border-radius:22px;background:rgba(108,99,255,.10);border:1px solid rgba(108,99,255,.25)}
.success-top{display:flex;gap:12px;align-items:center}
.success-badge{width:36px;height:36px;border-radius:14px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--accent),var(--accent2));font-weight:900}

.pill-mini{padding:4px 8px;font-size:12px}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:start}
.contact-card{padding:22px;border-radius:22px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.08)}

/* Footer */
footer{padding:28px 8%;border-top:1px solid var(--line);background:rgba(10,10,20,.55)}
.footer-inner{display:flex;justify-content:space-between;align-items:center;gap:18px;flex-wrap:wrap;color:rgba(255,255,255,.72);font-weight:800;font-size:12px}
.footer-links{display:flex;gap:12px;flex-wrap:wrap}
.footer-links a{color:rgba(255,255,255,.72);text-decoration:none;padding:8px 10px;border-radius:12px;border:1px solid transparent;transition:.2s}
.footer-links a:hover{color:#fff;background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.08)}

/* Responsive */
@media (max-width: 980px){
  .hero{grid-template-columns:1fr;min-height:auto;padding-bottom:80px}
  .hero-art{height:380px}
  .grid-glow{transform:none}
  .about-grid{grid-template-columns:1fr}
  .stats-row{grid-template-columns:repeat(2,1fr)}
  .timeline{grid-template-columns:repeat(2,1fr)}
  .faq-grid{grid-template-columns:1fr}
  .shop-layout{grid-template-columns:1fr}
  .shop-right{display:none}
}
@media (max-width: 520px){
  header{padding:16px 6%}
  section{padding:72px 6%}
  .page-hero{padding:60px 6% 18px}
  .hero{padding:76px 6% 110px}
  .hero h1{font-size:64px}
  .section-title{font-size:38px}
  .two{grid-template-columns:1fr}
}