: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(2.2rem,5vw,3.6rem);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}
.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,.9);backdrop-filter:blur(10px);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:.6rem;color:#fff;font-weight:800}
.brand-mark{width:28px;height:28px;border-radius:8px;display:block;object-fit:cover;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-cta .btn-ghost{color:#c3cada}
.nav-cta .btn-ghost:hover{color:#fff}
.nav-toggle{display:none;background:none;border:0;color:#fff;font-size:1.4rem;cursor:pointer}

/* hero */
.hero{background:radial-gradient(1200px 500px at 70% -10%,rgba(47,107,255,.25),transparent),radial-gradient(900px 500px at 10% 10%,rgba(31,212,230,.15),transparent),var(--navy);color:#eef2fb;padding:84px 0 96px}
.hero-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center}
.hero-copy .eyebrow{color:var(--cyan)}
.lede{font-size:1.15rem;color:#c3cada;max-width:36ch}
.hero-actions{display:flex;gap:.8rem;flex-wrap:wrap;margin:1.6rem 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}

/* 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}
.shot-frame img{display:block;width:100%;height:auto}
.hero-shot{transform:perspective(1200px) rotateY(-4deg) rotateX(2deg);transform-origin:center right}
.shot-strip{background:#070b16;border-bottom:1px solid rgba(255,255,255,.06);padding:36px 0 44px;color:#eef2fb}
.shot-strip-label{text-align:center;font-size:.8rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:#8591ab;margin:0 0 1.2rem}
.shot-strip-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.shot-thumb{margin:0;border-radius:10px;overflow:hidden;border:1px solid rgba(255,255,255,.1);background:#0f1830;transition:.15s}
.shot-thumb:hover{transform:translateY(-3px);border-color:rgba(31,212,230,.45);box-shadow:0 12px 28px -16px rgba(31,212,230,.5)}
.shot-thumb img{display:block;width:100%;height:auto}
.shot-thumb figcaption{padding:.55rem .7rem;font-size:.78rem;font-weight:600;color:#9fb0d0;background:#0b1428;border-top:1px solid rgba(255,255,255,.06)}
.feature .shot-frame{border-color:var(--line);box-shadow:0 18px 40px -22px rgba(13,21,38,.45)}

/* 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 1fr;gap:56px;align-items:center}
.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{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px}
.rule-card{display:grid;gap:.7rem}
.rule{display:flex;align-items:center;justify-content:space-between;padding:.8rem 1rem;border:1px solid var(--line);border-radius:10px;background:var(--card);font-weight:500}
.pill{font-size:.78rem;font-weight:700;padding:.25rem .6rem;border-radius:20px;color:#fff}
.pill.red{background:var(--red)}.pill.amber{background:var(--amber)}.pill.green{background:var(--green)}.pill.blue{background:var(--blue)}
.chart-card{padding:18px}
.chart{background:var(--navy);border-radius:12px;padding:10px}
.chart svg{display:block;width:100%;height:120px}
.chart .area{fill:rgba(31,212,230,.18);stroke:none}
.chart .line{fill:none;stroke:var(--cyan);stroke-width:2.5;stroke-linejoin:round;stroke-linecap:round}
.chart-legend{display:flex;gap:1.4rem;padding:.8rem .3rem 0;font-size:.85rem;color:var(--muted)}
.sw-dot{display:inline-block;width:10px;height:10px;border-radius:50%;margin-right:.4rem}
.sw-dot.cyan{background:var(--cyan)}.sw-dot.blue{background:var(--blue)}

/* 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 */
.pricing{padding:84px 0;background:var(--card)}
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:start;margin-top:2.5rem}
.price-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px}
.price-card.featured{border-color:var(--blue);box-shadow:var(--shadow);transform:scale(1.03)}
.badge{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:var(--blue);color:#fff;font-size:.75rem;font-weight:700;padding:.25rem .8rem;border-radius:20px}
.price-card h3{font-size:1.15rem}
.price{font-size:2.4rem;font-weight:800;letter-spacing:-.03em}
.price span{font-size:.95rem;font-weight:500;color:var(--muted)}
.price-note{color:var(--muted);font-size:.9rem}
.price-card .ticks{margin:1.2rem 0 1.6rem}
.price-card .ticks li{font-size:.95rem}

/* download */
.download{padding:70px 0;background:var(--navy);color:#eef2fb}
.download-inner{display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap}
.download h2{margin-bottom:.3rem}
.download p{color:#9fb0d0;margin:0}
.download-actions{display:flex;gap:.8rem;flex-wrap:wrap}
.download .btn-ghost{color:#c3cada}
.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-name span{color:var(--cyan)}
.footer-brand p{margin-top:.6rem;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-grid,.feature-grid{grid-template-columns:1fr;gap:36px}
  .hero-shot{transform:none}
  .feature.alt .feature-visual{order:2}
  .shot-strip-grid{grid-template-columns:repeat(2,1fr)}
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .price-grid{grid-template-columns:1fr}
  .price-card.featured{transform:none}
  .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){
  .card-grid,.footer-grid,.shot-strip-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:.4rem}
}