:root{
  --bg:#ffffff;--ink:#0d1526;--muted:#5b6678;--line:#e6e9f0;
  --navy:#0b1020;--navy2:#111a33;--card:#f7f9fc;
  --blue:#2f6bff;--cyan:#1fd4e6;--green:#22c55e;--amber:#f59e0b;--red:#ef4444;--purple:#8b5cf6;
  --shadow:0 20px 50px -20px rgba(13,21,38,.35);--radius:16px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
.container{width:100%;max-width:1120px;margin:0 auto;padding:0 24px}
h1,h2,h3,h4{line-height:1.15;margin:0 0 .5em;letter-spacing:-.02em}
h1{font-size:clamp(2.3rem,5.4vw,3.9rem);font-weight:800}
h2{font-size:clamp(1.6rem,3.4vw,2.4rem);font-weight:800}
p{margin:0 0 1rem}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.grad{background:linear-gradient(90deg,var(--cyan),var(--blue));-webkit-background-clip:text;background-clip:text;color:transparent}
.eyebrow{display:inline-block;font-size:.8rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--blue);margin-bottom:1rem}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;font-weight:600;font-size:.95rem;padding:.7rem 1.2rem;border-radius:10px;border:1px solid transparent;cursor:pointer;transition:.15s;white-space:nowrap}
.btn-lg{padding:.9rem 1.5rem;font-size:1rem}
.btn-block{display:flex;width:100%}
.btn-primary{background:linear-gradient(90deg,var(--blue),#5a86ff);color:#fff;box-shadow:0 10px 24px -10px rgba(47,107,255,.7)}
.btn-primary:hover{filter:brightness(1.07);transform:translateY(-1px)}
.btn-outline{border-color:var(--line);background:#fff;color:var(--ink)}
.btn-outline:hover{border-color:var(--blue);color:var(--blue)}
.btn-ghost{color:var(--muted)}
.btn-ghost:hover{color:var(--ink)}

/* nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(11,16,32,.88);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid rgba(255,255,255,.07)}
.nav-inner{display:flex;align-items:center;gap:2rem;height:68px}
.brand{display:flex;align-items:center;gap:.65rem;color:#fff;font-weight:800}
.brand-logo{width:30px;height:30px;border-radius:8px;display:block;box-shadow:0 0 18px rgba(31,212,230,.35)}
.brand-name{font-size:1.1rem}
.brand-name span{color:var(--cyan)}
.nav-links{display:flex;gap:1.5rem;margin-right:auto}
.nav-links a{color:#c3cada;font-size:.92rem;font-weight:500}
.nav-links a:hover{color:#fff}
.nav-cta{display:flex;align-items:center;gap:.5rem}
.nav-toggle{display:none;background:none;border:0;color:#fff;font-size:1.4rem;cursor:pointer}

/* hero */
.hero{position:relative;overflow:hidden;background:var(--navy);color:#eef2fb;padding:88px 0 0}
.hero::before{content:"";position:absolute;inset:0;background:
  radial-gradient(900px 420px at 50% -8%,rgba(47,107,255,.32),transparent 70%),
  radial-gradient(700px 400px at 12% 30%,rgba(31,212,230,.14),transparent 70%),
  radial-gradient(700px 400px at 88% 30%,rgba(139,92,246,.14),transparent 70%);pointer-events:none}
.hero::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:48px 48px;-webkit-mask-image:radial-gradient(ellipse 70% 60% at 50% 20%,#000 30%,transparent 100%);mask-image:radial-gradient(ellipse 70% 60% at 50% 20%,#000 30%,transparent 100%);pointer-events:none}
.hero .container{position:relative;z-index:1}
.hero-copy{text-align:center;max-width:780px;margin:0 auto}
.hero-copy .eyebrow{color:var(--cyan)}
.hero h1{margin:0 auto .6em;line-height:1.02;letter-spacing:-.035em;font-size:clamp(2.35rem,6.2vw,4.4rem)}
.hero h1 span{display:block;white-space:nowrap}
.hero h1 .h1-top{color:#f4f7ff;font-weight:700;letter-spacing:-.025em}
.hero h1 .h1-bottom{font-weight:800;padding-bottom:.08em;background-image:linear-gradient(90deg,#5eead4 0%,var(--cyan) 30%,#5a86ff 70%,#a78bfa 100%);filter:drop-shadow(0 6px 28px rgba(47,107,255,.45))}
.lede{font-size:1.15rem;color:#c3cada;max-width:60ch;margin:0 auto 1rem}
.hero-actions{display:flex;gap:.8rem;flex-wrap:wrap;justify-content:center;margin:1.8rem 0 1rem}
.hero .btn-outline{background:transparent;color:#eef2fb;border-color:rgba(255,255,255,.25)}
.hero .btn-outline:hover{border-color:var(--cyan);color:var(--cyan)}
.hero-meta{font-size:.86rem;color:#8591ab}

/* hero showcase: tabbed, full-width screenshot */
.showcase{position:relative;margin:56px auto 0;max-width:1040px;padding-bottom:72px}
.showcase::before{content:"";position:absolute;left:10%;right:10%;top:70px;height:60%;background:radial-gradient(closest-side,rgba(47,107,255,.45),transparent);filter:blur(40px);pointer-events:none}
.showcase-tabs{position:relative;display:flex;justify-content:center;gap:6px;flex-wrap:wrap;margin:0 auto 20px;padding:6px;width:max-content;max-width:100%;border-radius:14px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1)}
.showcase-tab{display:inline-flex;align-items:center;gap:.5rem;padding:.6rem 1.1rem;border-radius:10px;border:0;background:transparent;color:#aeb8cf;font:inherit;font-size:.9rem;font-weight:600;cursor:pointer;transition:.15s}
.showcase-tab svg{width:18px;height:18px;opacity:.8}
.showcase-tab:hover{color:#fff;background:rgba(255,255,255,.05)}
.showcase-tab.is-active{color:#fff;background:linear-gradient(90deg,var(--blue),#5a86ff);box-shadow:0 8px 20px -10px rgba(47,107,255,.9)}
.showcase-frame{position:relative;border-radius:16px;border:1px solid rgba(255,255,255,.14);box-shadow:0 0 0 1px rgba(0,0,0,.4),0 40px 80px -30px rgba(0,0,0,.7),0 0 80px -20px rgba(47,107,255,.45)}
.showcase-frame img{transition:opacity .25s ease}
.showcase-frame img.is-fading{opacity:0}
.showcase-caption{position:relative;text-align:center;font-size:.82rem;color:#8591ab;margin:1.1rem 0 0}

/* real app screenshots */
.shot-frame{margin:0;border-radius:14px;overflow:hidden;border:1px solid rgba(255,255,255,.12);box-shadow:var(--shadow);background:#0b1428;line-height:0;cursor:zoom-in}
.shot-frame img{display:block;width:100%;height:auto}
.feature .shot-frame{border-color:rgba(13,21,38,.12);box-shadow:0 24px 50px -24px rgba(13,21,38,.5)}
.feature-visual{position:relative}
.feature-visual::before{content:"";position:absolute;inset:12% -6% -8% -6%;border-radius:32px;background:linear-gradient(135deg,rgba(31,212,230,.16),rgba(47,107,255,.14) 50%,rgba(139,92,246,.14));z-index:0}
.feature-visual .shot-frame{position:relative;z-index:1;transition:transform .25s ease,box-shadow .25s ease}
.feature-visual .shot-frame:hover{transform:translateY(-4px);box-shadow:0 30px 60px -24px rgba(13,21,38,.55)}

/* lightbox */
.lightbox{position:fixed;inset:0;z-index:100;display:flex;align-items:center;justify-content:center;padding:32px;background:rgba(5,8,18,.9);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);cursor:zoom-out;animation:lb-in .18s ease}
.lightbox[hidden]{display:none}
.lightbox img{max-width:min(100%,1400px);max-height:100%;border-radius:12px;border:1px solid rgba(255,255,255,.15);box-shadow:0 40px 100px -20px rgba(0,0,0,.8);background:#0b1428;cursor:default}
.lightbox-close{position:absolute;top:16px;right:20px;width:44px;height:44px;border-radius:50%;border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.08);color:#fff;font-size:1.6rem;line-height:1;cursor:pointer}
.lightbox-close:hover{background:rgba(255,255,255,.18)}
@keyframes lb-in{from{opacity:0}to{opacity:1}}
body.lb-open{overflow:hidden}

/* scenario */
.scenario{background:var(--card);border-bottom:1px solid var(--line)}
.scenario p{max-width:780px;margin:0 auto;padding:40px 24px;text-align:center;font-size:1.15rem;color:var(--muted)}

/* feature rows */
.feature{padding:84px 0}
.feature.alt{background:var(--card)}
.feature-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:64px;align-items:center}
.feature.alt .feature-grid{grid-template-columns:1.2fr 1fr}
.feature-copy p{color:var(--muted);font-size:1.05rem}
.ticks{list-style:none;padding:0;margin:1.2rem 0 0;display:grid;gap:.6rem}
.ticks li{position:relative;padding-left:1.8rem;color:var(--ink)}
.ticks li::before{content:"";position:absolute;left:0;top:.5em;width:14px;height:8px;border-left:2px solid var(--green);border-bottom:2px solid var(--green);transform:rotate(-45deg)}

/* card grids */
.cards{padding:84px 0}
.section-title{text-align:center}
.section-sub{text-align:center;color:var(--muted);max-width:60ch;margin:0 auto 2.5rem;font-size:1.05rem}
.cards .section-title{margin-bottom:2.5rem}
.card-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.mini{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;transition:.15s}
.mini:hover{box-shadow:var(--shadow);transform:translateY(-3px);border-color:transparent}
.mini-ic{width:44px;height:44px;border-radius:11px;background:linear-gradient(135deg,rgba(31,212,230,.18),rgba(47,107,255,.18));display:flex;align-items:center;justify-content:center;font-size:1.3rem;margin-bottom:1rem}
.mini h3{font-size:1.1rem;margin-bottom:.4rem}
.mini p{color:var(--muted);font-size:.95rem;margin:0}
.mini.link h3{color:var(--blue)}

/* pricing: single plan */
.pricing{padding:84px 0;background:var(--card)}
.price-card{position:relative;overflow:hidden;max-width:460px;margin:0 auto;background:#fff;border:1px solid var(--blue);border-radius:20px;padding:36px;box-shadow:var(--shadow),0 0 0 6px rgba(47,107,255,.08)}
.price-card::before{content:"";position:absolute;inset:-1px -1px auto -1px;height:6px;background:linear-gradient(90deg,var(--cyan),var(--blue))}
.price-head{text-align:center;padding-bottom:1.4rem;border-bottom:1px solid var(--line)}
.price-card h3{font-size:1.1rem;color:var(--muted);font-weight:600;letter-spacing:0}
.price{font-size:3.4rem;font-weight:800;letter-spacing:-.04em;line-height:1.05}
.price span{font-size:1.05rem;font-weight:500;color:var(--muted);letter-spacing:0;margin-left:.15rem}
.price-note{color:var(--muted);font-size:.92rem;margin:.5rem 0 0}
.price-card .ticks{margin:1.5rem 0 1.8rem;gap:.75rem}
.price-card .ticks li{font-size:.98rem}

/* download / get access */
.download{position:relative;overflow:hidden;padding:84px 0;background:var(--navy);color:#eef2fb}
.download::before{content:"";position:absolute;inset:0;background:radial-gradient(800px 400px at 85% 50%,rgba(47,107,255,.25),transparent 70%);pointer-events:none}
.download .container{position:relative}
.download-inner{display:grid;grid-template-columns:1.2fr 1fr;align-items:center;gap:48px}
.download-logo{width:64px;height:64px;border-radius:16px;margin-bottom:1.2rem;box-shadow:0 0 30px rgba(31,212,230,.35)}
.download h2{margin-bottom:.4rem}
.download p{color:#9fb0d0;margin:0;max-width:52ch}
.download-actions{display:flex;gap:.8rem;flex-wrap:wrap;padding:26px;border-radius:var(--radius);background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1)}
.download .btn-ghost{color:#c3cada;justify-content:flex-start;padding-left:0}
.download .btn-ghost:hover{color:#fff}

/* docs */
.docs{padding:84px 0}
.docs .section-title{margin-bottom:2.5rem}

/* footer */
.footer{background:#070b16;color:#aeb8cf;padding:56px 0 28px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:30px}
.footer-brand .brand-name{color:#fff;font-size:1.2rem}
.footer-brand .brand-logo{box-shadow:none}
.footer-brand p{margin-top:.8rem;font-size:.9rem;max-width:28ch}
.footer-col h4{color:#fff;font-size:.95rem;margin-bottom:.9rem}
.footer-col a{display:block;color:#aeb8cf;font-size:.9rem;padding:.2rem 0}
.footer-col a:hover{color:var(--cyan)}
.footer-bottom{display:flex;justify-content:space-between;border-top:1px solid rgba(255,255,255,.08);margin-top:36px;padding-top:20px;font-size:.84rem;color:#7f8db0}

@media(max-width:900px){
  .hero{padding-top:64px}
  .showcase{margin-top:40px;padding-bottom:56px}
  .feature-grid,.feature.alt .feature-grid{grid-template-columns:1fr;gap:36px}
  .feature.alt .feature-visual{order:2}
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .download-inner{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .nav-links,.nav-cta{display:none}
  .nav-toggle{display:block;margin-left:auto}
  .nav-links.open{display:flex;position:absolute;top:68px;left:0;right:0;flex-direction:column;background:var(--navy);padding:16px 24px;gap:1rem;border-bottom:1px solid rgba(255,255,255,.1)}
}
@media(max-width:520px){
  .hero h1{font-size:clamp(1.9rem,9vw,2.6rem)}
  .card-grid,.footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:.4rem}
  .showcase-tabs{width:100%;display:grid;grid-template-columns:1fr 1fr}
  .showcase-tab{justify-content:center;padding:.6rem .6rem}
  .hero-actions .btn{width:100%}
  .price-card{padding:28px 22px}
  .lightbox{padding:12px}
  .lightbox-close{top:8px;right:8px}
}