/* ============================================================
   SwiftStealth site styles
   Bold, modern, dark. Echoes the macOS app's own palette.
   ============================================================ */

:root{
  --bg:#070B14;
  --bg-2:#0A1020;
  --surface:#0E1524;
  --card:#121A2B;
  --card-2:#16203400;
  --border:rgba(255,255,255,.08);
  --border-strong:rgba(255,255,255,.14);

  --accent:#3B82F6;
  --accent-2:#6366F1;
  --accent-3:#22D3EE;
  --grad:linear-gradient(115deg,#3B82F6 0%,#6366F1 45%,#22D3EE 100%);
  --grad-soft:linear-gradient(115deg,rgba(59,130,246,.18),rgba(99,102,241,.14),rgba(34,211,238,.14));

  --green:#34D399;
  --orange:#F59E0B;
  --red:#F87171;

  --text:#E8EDF7;
  --muted:#98A3BA;
  --dim:#6B7691;

  --maxw:1160px;
  --radius:18px;
  --radius-sm:12px;
  --shadow:0 24px 60px -20px rgba(0,0,0,.7);
  --shadow-glow:0 0 0 1px var(--border), 0 30px 80px -24px rgba(59,130,246,.35);

  --font:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',system-ui,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,'SF Mono',Menlo,monospace;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  background:var(--bg);
  color:var(--text);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
h1,h2,h3,h4{line-height:1.12;letter-spacing:-.02em;margin:0}
p{margin:0}

/* Ambient background glow */
body::before{
  content:"";position:fixed;inset:0;z-index:-2;
  background:
    radial-gradient(60% 50% at 80% -5%,rgba(99,102,241,.20),transparent 60%),
    radial-gradient(50% 40% at 5% 5%,rgba(34,211,238,.12),transparent 60%),
    radial-gradient(70% 60% at 50% 110%,rgba(59,130,246,.14),transparent 60%),
    var(--bg);
}
body::after{
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
  background-image:radial-gradient(rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:44px 44px;
  mask-image:radial-gradient(circle at 50% 30%,#000,transparent 80%);
}

.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ---------- Nav ---------- */
.nav{
  position:sticky;top:0;z-index:50;
  backdrop-filter:blur(18px);
  background:rgba(7,11,20,.72);
  border-bottom:1px solid var(--border);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:1.14rem;letter-spacing:-.02em}
.brand .mark{width:32px;height:32px;flex:0 0 32px;object-fit:contain}
.brandtext{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;font-weight:800;white-space:nowrap}
.brand b{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{
  padding:9px 14px;border-radius:10px;color:var(--muted);font-weight:500;font-size:.95rem;
  transition:color .2s,background .2s;
}
.nav-links a:hover{color:var(--text);background:rgba(255,255,255,.05)}
.nav-links a.active{color:var(--text)}
.nav-cta{margin-left:8px}
.menu-btn{display:none;background:none;border:0;color:var(--text);cursor:pointer;padding:8px}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:9px;justify-content:center;
  font-family:var(--font);font-weight:600;font-size:.98rem;
  padding:12px 22px;border-radius:12px;border:1px solid transparent;
  cursor:pointer;transition:transform .18s ease,box-shadow .25s,background .25s,border-color .25s;
  white-space:nowrap;
}
.btn:active{transform:translateY(1px)}
.btn-primary{
  background:var(--grad);color:#fff;
  box-shadow:0 10px 30px -8px rgba(59,130,246,.6);
}
.btn-primary:hover{box-shadow:0 16px 40px -8px rgba(59,130,246,.8);transform:translateY(-2px)}
.btn-ghost{background:rgba(255,255,255,.04);border-color:var(--border-strong);color:var(--text)}
.btn-ghost:hover{background:rgba(255,255,255,.08);border-color:var(--accent);transform:translateY(-2px)}
.btn-lg{padding:15px 30px;font-size:1.05rem;border-radius:14px}
.btn-sm{padding:9px 16px;font-size:.9rem}

/* ---------- Pills / badges ---------- */
.pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;font-size:.82rem;font-weight:600;
  border:1px solid var(--border-strong);background:rgba(255,255,255,.04);color:var(--muted);
}
.pill .dot{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 0 rgba(52,211,153,.6);animation:pulse 2.2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(52,211,153,.55)}70%{box-shadow:0 0 0 8px rgba(52,211,153,0)}100%{box-shadow:0 0 0 0 rgba(52,211,153,0)}}
.tag{display:inline-block;padding:3px 10px;border-radius:7px;font-size:.72rem;font-weight:700;letter-spacing:.03em;text-transform:uppercase}
.tag-blue{background:rgba(59,130,246,.16);color:#93c5fd}
.tag-green{background:rgba(52,211,153,.14);color:#6ee7b7}
.tag-violet{background:rgba(99,102,241,.16);color:#c7d2fe}

/* ---------- Sections ---------- */
section{position:relative}
.section{padding:96px 0}
.section-sm{padding:64px 0}
.eyebrow{
  font-size:.82rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
  margin-bottom:14px;
}
.section-head{max-width:720px;margin:0 auto 56px;text-align:center}
.section-head h2{font-size:clamp(1.9rem,4vw,2.7rem);font-weight:800}
.section-head p{color:var(--muted);font-size:1.1rem;margin-top:16px}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------- Hero ---------- */
.hero{padding:88px 0 40px;text-align:center;position:relative}
.hero h1{font-size:clamp(2.5rem,6.2vw,4.6rem);font-weight:800;letter-spacing:-.03em}
.hero .lede{max-width:660px;margin:24px auto 0;color:var(--muted);font-size:clamp(1.05rem,2.2vw,1.28rem)}
.hero-logo{width:112px;height:112px;margin:0 auto 26px;display:block;filter:drop-shadow(0 10px 34px rgba(90,130,220,.45));animation:floaty 7s ease-in-out infinite}
.hero-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:36px}
.hero-sub{margin-top:20px;color:var(--dim);font-size:.9rem;display:flex;gap:18px;justify-content:center;flex-wrap:wrap}
.hero-sub span{display:inline-flex;align-items:center;gap:7px}

/* macOS window frame for screenshots */
.window{
  border-radius:16px;overflow:hidden;border:1px solid var(--border-strong);
  background:#0c1220;box-shadow:var(--shadow);position:relative;
}
.window .bar{
  height:38px;display:flex;align-items:center;gap:8px;padding:0 16px;
  background:linear-gradient(180deg,#1a2438,#141c2e);border-bottom:1px solid var(--border);
}
.window .bar i{width:12px;height:12px;border-radius:50%;display:block}
.window .bar .r{background:#ff5f57}.window .bar .y{background:#febc2e}.window .bar .g{background:#28c840}
.window .bar .t{margin-left:12px;color:var(--dim);font-size:.8rem;font-family:var(--mono)}
.window img{width:100%;display:block}

.hero-shot{max-width:1000px;margin:60px auto 0;position:relative}
.hero-shot .glow{
  position:absolute;inset:-40px -20px;z-index:-1;border-radius:40px;
  background:var(--grad);filter:blur(70px);opacity:.28;
}
.hero-shot .window{animation:floaty 7s ease-in-out infinite}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}

/* ---------- Logos / trust strip ---------- */
.trust{padding:34px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.trust-row{display:flex;gap:40px;justify-content:center;align-items:center;flex-wrap:wrap;color:var(--dim);font-weight:600;font-size:.92rem}
.trust-row .i{display:inline-flex;align-items:center;gap:9px}

/* ---------- Feature grid ---------- */
.grid{display:grid;gap:22px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{
  background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.015));
  border:1px solid var(--border);border-radius:var(--radius);padding:28px;
  transition:transform .25s,border-color .25s,box-shadow .25s;position:relative;overflow:hidden;
}
.card:hover{transform:translateY(-4px);border-color:var(--border-strong);box-shadow:0 24px 50px -26px rgba(0,0,0,.8)}
.card .ico{
  width:48px;height:48px;border-radius:12px;display:grid;place-items:center;margin-bottom:18px;
  background:var(--grad-soft);border:1px solid var(--border-strong);color:#bcd3ff;
}
.card .ico svg{width:24px;height:24px}
.card h3{font-size:1.18rem;font-weight:700;margin-bottom:9px}
.card p{color:var(--muted);font-size:.97rem}

/* Feature split rows */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;margin:0 auto}
.split.rev .split-media{order:2}
.split-copy .eyebrow{margin-bottom:10px}
.split-copy h3{font-size:clamp(1.5rem,3vw,2.1rem);font-weight:800;margin-bottom:14px}
.split-copy p{color:var(--muted);font-size:1.05rem;margin-bottom:14px}
.check-list{list-style:none;padding:0;margin:20px 0 0;display:grid;gap:12px}
.check-list li{display:flex;gap:12px;align-items:flex-start;color:var(--text);font-size:.98rem}
.check-list li svg{flex:0 0 20px;margin-top:3px;color:var(--green)}

/* ---------- Stats ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat{text-align:center;padding:26px 16px;border:1px solid var(--border);border-radius:var(--radius);background:rgba(255,255,255,.02)}
.stat .n{font-size:2.2rem;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat .l{color:var(--muted);font-size:.92rem;margin-top:6px}

/* ---------- Pricing ---------- */
.price-toggle{display:flex;justify-content:center;margin-bottom:40px}
.price-toggle .seg{display:inline-flex;background:rgba(255,255,255,.04);border:1px solid var(--border);border-radius:12px;padding:5px}
.price-toggle button{
  border:0;background:none;color:var(--muted);font-family:var(--font);font-weight:600;font-size:.95rem;
  padding:10px 22px;border-radius:9px;cursor:pointer;transition:.2s;
}
.price-toggle button.on{background:var(--grad);color:#fff}
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:stretch}
.plan{
  display:flex;flex-direction:column;background:linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.012));
  border:1px solid var(--border);border-radius:var(--radius);padding:30px;position:relative;transition:transform .25s,border-color .25s;
}
.plan:hover{transform:translateY(-5px);border-color:var(--border-strong)}
.plan.featured{border-color:transparent;background:
  linear-gradient(var(--card),var(--card)) padding-box,
  var(--grad) border-box;box-shadow:var(--shadow-glow)}
.plan .badge-top{position:absolute;top:-13px;left:50%;transform:translateX(-50%);
  background:var(--grad);color:#fff;font-size:.72rem;font-weight:700;letter-spacing:.04em;
  padding:5px 14px;border-radius:999px;text-transform:uppercase}
.plan h3{font-size:1.3rem;font-weight:800}
.plan .desc{color:var(--muted);font-size:.92rem;margin-top:6px;min-height:40px}
.plan .price{margin:18px 0 4px;font-size:1.05rem;color:var(--dim)}
.plan .price b{display:block;font-size:2rem;color:var(--text);font-weight:800;letter-spacing:-.02em}
.plan ul{list-style:none;padding:0;margin:20px 0 26px;display:grid;gap:13px;flex:1}
.plan ul li{display:flex;gap:11px;align-items:flex-start;font-size:.95rem;color:var(--muted)}
.plan ul li svg{flex:0 0 18px;margin-top:3px;color:var(--accent)}
.plan ul li b{color:var(--text);font-weight:700}
.plan .btn{width:100%}

/* ---------- Manual ---------- */
.manual-layout{display:grid;grid-template-columns:250px 1fr;gap:48px;align-items:start}
.toc{position:sticky;top:92px;border:1px solid var(--border);border-radius:var(--radius);padding:22px;background:rgba(255,255,255,.02)}
.toc h4{font-size:.78rem;text-transform:uppercase;letter-spacing:.12em;color:var(--dim);margin-bottom:14px}
.toc ul{list-style:none;padding:0;margin:0;display:grid;gap:3px}
.toc a{display:block;padding:7px 11px;border-radius:8px;color:var(--muted);font-size:.9rem;transition:.18s}
.toc a:hover{background:rgba(255,255,255,.05);color:var(--text)}
.manual-body{max-width:760px}
.manual-body h2{font-size:1.7rem;font-weight:800;margin:0 0 8px;scroll-margin-top:90px}
.manual-body h3{font-size:1.18rem;font-weight:700;margin:34px 0 10px;color:#dbe6fb}
.manual-body h2 + p, .manual-body h3 + p{margin-top:6px}
.manual-body p{color:var(--muted);margin:12px 0}
.manual-body ul,.manual-body ol{color:var(--muted);padding-left:22px;margin:12px 0;display:grid;gap:8px}
.manual-body li{padding-left:4px}
.manual-body strong{color:var(--text)}
.manual-block{margin-bottom:46px}
.note{
  border:1px solid var(--border-strong);border-left:3px solid var(--accent);
  background:rgba(59,130,246,.06);border-radius:12px;padding:16px 18px;margin:18px 0;
}
.note.warn{border-left-color:var(--orange);background:rgba(245,158,11,.06)}
.note.ok{border-left-color:var(--green);background:rgba(52,211,153,.06)}
.note strong{color:var(--text)}
.manual-body pre{
  background:#0b1120;border:1px solid var(--border);border-radius:12px;padding:18px;overflow-x:auto;
  font-family:var(--mono);font-size:.85rem;color:#c9d6ef;margin:16px 0;line-height:1.55;
}
.manual-body code{font-family:var(--mono);font-size:.86em;background:rgba(255,255,255,.06);padding:2px 6px;border-radius:6px;color:#9fd0ff}
.manual-body pre code{background:none;padding:0;color:inherit}
.kbd{font-family:var(--mono);background:rgba(255,255,255,.08);border:1px solid var(--border-strong);border-bottom-width:2px;border-radius:6px;padding:1px 7px;font-size:.82em}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.contact-card{
  border:1px solid var(--border);border-radius:var(--radius);padding:34px;text-align:center;
  background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.012));
}
.contact-card .ico{width:56px;height:56px;border-radius:14px;display:grid;place-items:center;margin:0 auto 18px;background:var(--grad-soft);border:1px solid var(--border-strong);color:#bcd3ff}
.contact-card h3{font-size:1.25rem;font-weight:700;margin-bottom:8px}
.contact-card p{color:var(--muted);margin-bottom:18px}
.contact-card a.mail{font-size:1.15rem;font-weight:700}
.faq{display:grid;gap:14px;max-width:820px;margin:0 auto}
.faq details{border:1px solid var(--border);border-radius:14px;padding:4px 22px;background:rgba(255,255,255,.02)}
.faq summary{cursor:pointer;font-weight:600;padding:18px 0;list-style:none;display:flex;justify-content:space-between;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--accent);font-size:1.4rem;font-weight:400;transition:.2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{color:var(--muted);padding:0 0 20px}

/* ---------- CTA band ---------- */
.cta-band{
  border:1px solid var(--border-strong);border-radius:26px;padding:64px 40px;text-align:center;position:relative;overflow:hidden;
  background:radial-gradient(120% 140% at 50% 0%,rgba(59,130,246,.22),rgba(99,102,241,.10) 45%,transparent 70%),var(--surface);
}
.cta-band h2{font-size:clamp(1.8rem,4vw,2.6rem);font-weight:800}
.cta-band p{color:var(--muted);font-size:1.1rem;margin:16px auto 0;max-width:560px}
.cta-band .hero-actions{margin-top:30px}

/* ---------- Footer ---------- */
.footer{border-top:1px solid var(--border);padding:60px 0 40px;margin-top:20px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:44px}
.footer .brand{margin-bottom:14px}
.footer-col h5{font-size:.8rem;text-transform:uppercase;letter-spacing:.1em;color:var(--dim);margin:0 0 16px}
.footer-col a{display:block;color:var(--muted);padding:6px 0;font-size:.94rem;transition:color .18s}
.footer-col a:hover{color:var(--text)}
.footer-about{color:var(--muted);font-size:.94rem;max-width:320px}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:26px;border-top:1px solid var(--border);color:var(--dim);font-size:.88rem;flex-wrap:wrap;gap:12px}

/* ---------- Reveal on scroll ---------- */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}

/* ---------- Responsive ---------- */
@media(max-width:940px){
  .grid-3,.price-grid,.stats{grid-template-columns:1fr 1fr}
  .split{grid-template-columns:1fr;gap:32px}
  .split.rev .split-media{order:0}
  .manual-layout{grid-template-columns:1fr}
  .toc{position:static;margin-bottom:8px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .contact-grid{grid-template-columns:1fr}
}
@media(max-width:680px){
  .nav-links{
    position:fixed;inset:68px 0 auto 0;flex-direction:column;align-items:stretch;gap:2px;
    background:rgba(8,12,22,.98);backdrop-filter:blur(20px);padding:14px 20px 22px;border-bottom:1px solid var(--border);
    transform:translateY(-140%);transition:transform .3s ease;
  }
  .nav-links.open{transform:none}
  .nav-links a{padding:13px 12px}
  .nav-cta{margin:8px 0 0}
  .menu-btn{display:block}
  .grid-3,.price-grid,.stats,.grid-2,.footer-grid{grid-template-columns:1fr}
  .section{padding:64px 0}
  .stats{gap:12px}
}

/* utilities */
.center{text-align:center}
.mt-0{margin-top:0}
.mt-2{margin-top:24px}
.mt-4{margin-top:48px}
.mb-2{margin-top:0;margin-bottom:24px}
.muted{color:var(--muted)}
.narrow{max-width:760px;margin-left:auto;margin-right:auto}
.caption{color:var(--dim);font-size:.86rem;text-align:center;margin-top:14px}