:root{
  --bg:#0A0F1E; --bg2:#111827; --card:#16213a; --card2:#1F2937;
  --text:#E5E7EB; --muted:#9CA3AF; --accent:#00D4FF; --green:#25D366;
  --green-d:#1DA851; --border:rgba(255,255,255,.1);
  --radius:16px; --max:1120px;
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}
.container{max-width:var(--max);margin:0 auto;padding:0 20px}
.narrow{max-width:760px;margin:0 auto}
.center{text-align:center}
h1{font-size:clamp(1.7rem,4.5vw,2.9rem);line-height:1.15;font-weight:800;letter-spacing:-.02em}
h2{font-size:clamp(1.4rem,3.5vw,2.1rem);line-height:1.2;font-weight:800;margin-bottom:12px;letter-spacing:-.01em}
.accent{color:var(--accent)} .dim{color:var(--muted);font-weight:400}
.lead{color:#CBD5E1;font-size:1.08rem;margin:16px 0 10px}
.promise{background:rgba(0,212,255,.1);border:1px solid rgba(0,212,255,.3);padding:12px 16px;border-radius:12px;margin:14px 0 20px}
.kicker{display:inline-block;text-transform:uppercase;font-size:.78rem;letter-spacing:.12em;color:var(--accent);font-weight:700;margin-bottom:8px}
.section-sub{color:var(--muted);max-width:680px;margin:0 auto 28px;font-size:1.02rem}

/* Header */
.header{position:fixed;top:0;left:0;right:0;z-index:50;background:rgba(10,15,30,.85);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);transition:box-shadow .2s}
.header.scrolled{box-shadow:0 4px 24px rgba(0,0,0,.4)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:#fff;font-weight:800;font-size:1.15rem}
.logo-img{height:40px;width:auto;display:block;object-fit:contain;object-position:center;background:#fff;border-radius:8px;padding:2px}
.logo-icon{width:34px;height:34px;display:grid;place-items:center;background:var(--accent);color:#0A0F1E;border-radius:9px;font-weight:800}
.logo-text em{font-style:normal;color:var(--accent);font-weight:500}
.nav{display:flex;gap:22px;align-items:center}
.nav a{text-decoration:none;color:#CBD5E1;font-size:.95rem;font-weight:500}
.nav a:hover{color:#fff}
.menu-btn{display:none;background:none;border:1px solid var(--border);color:#fff;border-radius:10px;padding:8px 12px;font-size:1.1rem;cursor:pointer}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:10px;text-decoration:none;font-weight:700;border-radius:12px;transition:transform .15s,box-shadow .15s;cursor:pointer;border:none}
.btn-wa{background:var(--green);color:#fff;box-shadow:0 6px 20px rgba(37,211,102,.35)}
.btn-wa:hover{background:var(--green-d);transform:translateY(-2px)}
.btn-ghost{border:1px solid var(--border);color:#fff;background:rgba(255,255,255,.05)}
.btn-ghost:hover{background:rgba(255,255,255,.12)}
.btn-lg{padding:14px 24px;font-size:1rem}
.btn-xl{padding:18px 30px;font-size:1.12rem;margin-top:10px}
.btn-sm{padding:9px 16px;font-size:.9rem}

/* Hero */
.hero{padding:120px 0 60px;background:radial-gradient(800px 400px at 20% 10%,rgba(0,212,255,.15),transparent),radial-gradient(700px 400px at 90% 20%,rgba(37,211,102,.12),transparent),var(--bg)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}
.badge{display:inline-block;background:rgba(255,255,255,.08);border:1px solid var(--border);padding:6px 14px;border-radius:100px;font-size:.82rem;color:#CBD5E1;margin-bottom:16px}
.hero-ctas{display:flex;gap:12px;flex-wrap:wrap;margin-top:6px}
.hero-trust{display:flex;gap:16px;flex-wrap:wrap;margin-top:18px;color:var(--muted);font-size:.9rem}

/* NAS mock */
.nas-card{background:linear-gradient(180deg,#1a2542,#111a33);border:1px solid rgba(0,212,255,.25);border-radius:20px;padding:0;overflow:hidden;box-shadow:0 20px 60px rgba(0,0,0,.5)}
.nas-header{display:flex;align-items:center;gap:8px;padding:14px 18px;border-bottom:1px solid var(--border)}
.dot{width:12px;height:12px;border-radius:50%}.r{background:#EF4444}.y{background:#F59E0B}.g{background:#22C55E}
.nas-title{margin-left:8px;font-size:.85rem;color:var(--muted);font-family:monospace}
.photo-mock{padding:18px}
.photo-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.ph{border-radius:12px;min-height:92px;display:flex;align-items:flex-end;padding:10px;font-size:.85rem;font-weight:600;color:#fff}
.ph1{background:linear-gradient(135deg,#3B82F6,#8B5CF6)}
.ph2{background:linear-gradient(135deg,#06B6D4,#10B981)}
.ph3{background:linear-gradient(135deg,#F59E0B,#EF4444)}
.ph4{background:linear-gradient(135deg,#EC4899,#8B5CF6)}
.ai-bar{margin-top:12px;background:rgba(0,212,255,.12);border:1px solid rgba(0,212,255,.3);border-radius:10px;padding:10px 12px;font-size:.82rem;color:#BAE6FD}
.raid-bar{display:flex;align-items:center;gap:10px;padding:0 18px 14px}
.disk{flex:1;background:rgba(255,255,255,.06);border:1px solid var(--border);border-radius:12px;padding:10px;text-align:center}
.disk strong{display:block;font-size:.9rem}.disk span{font-size:.78rem;color:#6EE7B7}
.sync{font-size:1.4rem;color:var(--accent)}
.vpn-pill{margin:0 18px 18px;background:rgba(37,211,102,.12);border:1px solid rgba(37,211,102,.35);border-radius:100px;padding:9px 14px;text-align:center;font-size:.83rem}

/* Sections */
section{padding:64px 0}
.pain{background:var(--bg2);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.pain h2 span,.solution h2 span{color:var(--accent)}
.pain-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:28px}
.pain-card{background:var(--card2);border:1px solid var(--border);border-radius:var(--radius);padding:22px}
.pain-card .ico{font-size:1.8rem}
.pain-card h3{margin:10px 0 6px;font-size:1.05rem}
.pain-card p{color:var(--muted);font-size:.94rem}

.solution{text-align:center}
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:10px;text-align:left}
.feat{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:24px;transition:transform .15s,border-color .15s}
.feat:hover{transform:translateY(-3px);border-color:rgba(0,212,255,.4)}
.feat-ico{font-size:2rem;margin-bottom:10px}
.feat h3{margin-bottom:6px;font-size:1.05rem}
.feat p{color:var(--muted);font-size:.93rem}

.steps{background:var(--bg2);border-top:1px solid var(--border);border-bottom:1px solid var(--border);text-align:center}
.steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:28px 0;text-align:left}
.step{background:#0F172A;border:1px solid var(--border);border-radius:var(--radius);padding:24px;position:relative}
.num{display:inline-grid;place-items:center;width:36px;height:36px;border-radius:50%;background:var(--accent);color:#0A0F1E;font-weight:800;margin-bottom:12px}
.step h3{margin-bottom:6px}
.step p{color:var(--muted);font-size:.93rem}
.micro{color:var(--muted);font-size:.85rem;margin-top:12px}

/* Compare table */
.compare{text-align:center}
.table-wrap{overflow-x:auto;margin-top:24px;border-radius:var(--radius);border:1px solid var(--border)}
table{width:100%;border-collapse:collapse;background:var(--card);font-size:.93rem;min-width:560px}
th,td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--border)}
th{background:#0F172A} th:last-child{color:#6EE7B7} td:last-child{background:rgba(37,211,102,.07)}

/* Investment */
.investment{background:var(--bg2);border-top:1px solid var(--border);border-bottom:1px solid var(--border);text-align:center}
.invest-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:28px 0 20px;text-align:left}
.invest-card{background:#0F172A;border:1px solid var(--border);border-radius:var(--radius);padding:24px}
.invest-card .ico{font-size:1.8rem}
.invest-card h3{margin:10px 0 6px}
.invest-card p{color:var(--muted);font-size:.93rem}
.invest-box{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;background:rgba(37,211,102,.08);border:1px solid rgba(37,211,102,.3);border-radius:var(--radius);padding:22px 24px;text-align:left}
.invest-box p{color:var(--muted);font-size:.93rem;margin-top:4px}

/* FAQ */
.faq-item{background:var(--card2);border:1px solid var(--border);border-radius:12px;margin-bottom:10px;overflow:hidden}
.faq-q{width:100%;background:none;border:none;color:#fff;font-weight:600;font-size:1rem;padding:16px 18px;display:flex;justify-content:space-between;align-items:center;cursor:pointer;text-align:left;font-family:inherit}
.faq-q span{color:var(--accent);font-size:1.3rem}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a p{padding:0 18px 18px;color:var(--muted);font-size:.94rem}
.faq-item.open .faq-a{max-height:300px}

/* CTA final */
.cta-final{background:radial-gradient(600px 300px at 50% 0%,rgba(0,212,255,.18),transparent),#0D152B;border-top:1px solid var(--border)}
.brand-full{max-width:300px;width:100%;height:auto;border-radius:16px;background:#fff;padding:14px;margin-bottom:20px;box-shadow:0 12px 40px rgba(0,0,0,.45)}
.cta-final p{color:var(--muted);margin:12px 0}

/* Footer */
footer{border-top:1px solid var(--border);padding:26px 0;background:#070B16}
.footer-inner{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;align-items:center}
.footer-inner small{color:var(--muted)}
.footer-wa{display:flex;flex-direction:column;gap:4px;text-align:right}
.footer-wa a{color:var(--green);font-weight:700;text-decoration:none;font-size:1.1rem}

/* Float */
.wa-float{position:fixed;right:18px;bottom:18px;width:60px;height:60px;background:var(--green);border-radius:50%;display:grid;place-items:center;box-shadow:0 8px 28px rgba(37,211,102,.5);z-index:60;transition:transform .15s}
.wa-float:hover{transform:scale(1.08)}
.wa-tip{position:absolute;right:70px;background:#fff;color:#111;font-size:.82rem;font-weight:700;padding:6px 12px;border-radius:100px;white-space:nowrap;box-shadow:0 4px 14px rgba(0,0,0,.3)}

/* Reveal */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .5s,transform .5s}
.reveal.visible{opacity:1;transform:none}

/* Responsive */
@media(max-width:900px){
  .hero-grid{grid-template-columns:1fr}
  .pain-grid,.feat-grid,.steps-grid,.invest-grid{grid-template-columns:1fr}
  .nav{position:fixed;top:64px;left:0;right:0;background:#0D152B;flex-direction:column;padding:20px;gap:16px;border-bottom:1px solid var(--border);display:none}
  .nav.open{display:flex}
  .menu-btn{display:block}
  section{padding:48px 0}
  .wa-tip{display:none}
}