:root{--navy:#0b1b4d;--blue:#1d4ed8;--blue2:#2563eb;--cyan:#06b6d4;--text:#1e293b;--muted:#51607a;--line:#e3e9f4;--bg:#fff;--soft:#f4f7fd;--wa:#16a34a}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:80px}
body{margin:0;font-family:Inter,"Segoe UI",system-ui,-apple-system,Roboto,sans-serif;color:var(--text);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}a{color:inherit;text-decoration:none}
.wrap{max-width:1160px;margin:0 auto;padding:0 20px}
h1,h2,h3,h4{color:var(--navy);margin:0}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 24px;border-radius:10px;font-weight:600;font-size:.95rem;border:1.5px solid transparent;cursor:pointer;transition:transform .15s,box-shadow .15s}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:linear-gradient(135deg,var(--blue),var(--blue2));color:#fff;box-shadow:0 10px 24px -10px rgba(29,78,216,.7)}
.btn-outline{background:#fff;border-color:var(--line);color:var(--navy)}
.btn-wa{background:var(--wa);color:#fff}
.btn-white{background:#fff;color:var(--blue)}
.btn-sm{padding:10px 18px;font-size:.88rem}

/* nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:68px;gap:20px}
.logo img{height:44px;width:auto}
.menu{display:flex;gap:28px;font-size:.92rem;font-weight:500;color:var(--text)}
.menu a{padding:6px 0;border-bottom:2px solid transparent}
.menu a:hover{color:var(--blue);border-color:var(--blue)}
.burger{display:none;background:none;border:1px solid var(--line);border-radius:8px;width:42px;height:42px;font-size:1.3rem;color:var(--navy)}
@media(max-width:860px){
  .burger{display:block}
  .nav-cta{display:none}
  .menu{display:none;position:absolute;left:0;right:0;top:68px;flex-direction:column;gap:0;background:#fff;border-bottom:1px solid var(--line);padding:8px 20px 16px}
  .menu.open{display:flex}
  .menu a{padding:12px 0;border-bottom:1px solid var(--line)}
  .menu .m-cta{display:inline-flex;margin-top:12px;color:#fff;border:0}
}
@media(min-width:861px){.m-cta{display:none!important}}

/* hero */
.hero{padding:56px 0 40px;background:radial-gradient(ellipse 70% 60% at 85% 0%,rgba(37,99,235,.14),transparent),#fff}
.hero-in{display:grid;grid-template-columns:1.2fr 1fr;gap:40px;align-items:center}
.eyebrow{font-size:.75rem;letter-spacing:.2em;font-weight:600;color:var(--muted);margin:0 0 14px}
h1{font-size:clamp(2rem,4.6vw,3.1rem);line-height:1.1;letter-spacing:-.02em;margin-bottom:18px}
h1 span{color:var(--blue2)}
.hero p.lead{color:var(--muted);margin:0 0 18px;max-width:520px}
.checks{list-style:none;margin:0 0 26px;padding:0;display:grid;gap:8px}
.checks li{display:flex;gap:10px;align-items:flex-start;font-weight:500;font-size:.95rem}
.checks li::before{content:"✓";flex:none;width:20px;height:20px;border-radius:5px;background:var(--blue2);color:#fff;font-size:.8rem;display:grid;place-items:center;margin-top:2px}
.cta{display:flex;gap:12px;flex-wrap:wrap}

.studio{position:relative;min-height:420px;border-radius:24px;overflow:hidden;background:radial-gradient(circle at 70% 30%,#2b5fd9 0,#10245f 55%,#08122f 100%);box-shadow:0 30px 60px -30px rgba(11,27,77,.6)}
.onair{position:absolute;top:22px;left:22px;padding:6px 16px;border-radius:8px;background:#e11d48;color:#fff;font-weight:800;letter-spacing:.12em;font-size:.85rem;box-shadow:0 0 24px rgba(225,29,72,.7)}
.studio .wave{position:absolute;left:0;right:0;bottom:20px;height:90px;display:flex;align-items:center;gap:4px;padding:0 20px}
.studio .wave i{flex:1;border-radius:3px;background:linear-gradient(180deg,#67e8f9,#3b82f6)}
.chips{position:absolute;right:16px;top:22px;display:flex;flex-direction:column;gap:10px;width:200px}
.chip{background:#fff;border-radius:12px;padding:10px 14px;font-size:.82rem;font-weight:600;color:var(--navy);display:flex;justify-content:space-between;align-items:center;gap:10px;box-shadow:0 10px 24px -10px rgba(0,0,0,.5)}
.chip.ok::after{content:"✓";width:20px;height:20px;border-radius:50%;background:#16a34a;color:#fff;display:grid;place-items:center;font-size:.75rem;flex:none}
.chip.main{font-size:.9rem}
@media(max-width:900px){
  .hero-in{grid-template-columns:1fr}
  .studio{min-height:360px}
}
@media(max-width:480px){.chips{width:170px;right:12px}.onair{left:14px}}

/* stats */
.stats{margin-top:8px}
.stats-in{display:grid;grid-template-columns:repeat(3,1fr);background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:0 20px 40px -28px rgba(11,27,77,.35)}
.stat{display:flex;gap:14px;align-items:center;padding:20px 24px}
.stat+.stat{border-left:1px solid var(--line)}
.stat .si{flex:none;width:44px;height:44px;border-radius:12px;background:#e8efff;display:grid;place-items:center;font-size:1.3rem}
.stat small{display:block;color:var(--muted);font-size:.78rem}
.stat strong{display:block;font-size:1.2rem;color:var(--navy)}
.stat span{font-size:.8rem;color:var(--muted)}
@media(max-width:760px){.stats-in{grid-template-columns:1fr}.stat+.stat{border-left:0;border-top:1px solid var(--line)}}

/* demo */
.section{padding:72px 0}
.demo-in{display:grid;grid-template-columns:1.7fr 1fr;gap:40px;align-items:center}
.laptop{background:#0d1633;border-radius:14px 14px 4px 4px;padding:10px;box-shadow:0 30px 60px -30px rgba(11,27,77,.6)}
.screen{display:grid;grid-template-columns:130px 1fr;background:#f4f7fd;border-radius:8px;overflow:hidden;min-height:300px}
.side{background:#0d1b45;color:#b6c4ea;font-size:.72rem;padding:14px 10px;display:flex;flex-direction:column;gap:4px}
.side span{padding:7px 8px;border-radius:6px}
.side .on{background:#1d4ed8;color:#fff}
.dmain{padding:14px;display:flex;flex-direction:column;gap:10px;min-width:0}
.dtag{font-size:.62rem;font-weight:700;letter-spacing:.08em;color:#e11d48}
.dtitle{display:flex;justify-content:space-between;align-items:center;gap:8px;font-weight:700;font-size:.9rem;color:var(--navy)}
.dtitle em{font-style:normal;font-size:.6rem;background:#16a34a;color:#fff;padding:2px 8px;border-radius:5px}
.drow{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.dcard{background:#fff;border:1px solid var(--line);border-radius:8px;padding:8px;font-size:.66rem;color:var(--muted)}
.dcard b{display:block;font-size:1rem;color:var(--navy)}
.dcard .ver{color:#16a34a;font-weight:700;font-size:.8rem}
.dwave{background:#fff;border:1px solid var(--line);border-radius:8px;padding:8px;display:flex;align-items:center;gap:2px;height:56px}
.dwave i{flex:1;background:var(--blue2);border-radius:2px;opacity:.8}
.dtext{background:#fff;border:1px solid var(--line);border-radius:8px;padding:8px;font-size:.68rem;color:var(--muted)}
.dtext mark{background:#cfe0ff;color:var(--navy);padding:0 3px;border-radius:3px;font-weight:600}
.laptop-base{height:12px;background:#c9d2e6;border-radius:0 0 14px 14px;margin:0 -18px}
.demo-text h2{font-size:clamp(1.5rem,3vw,1.9rem);margin-bottom:12px}
.demo-text p{color:var(--muted);margin:0 0 20px}
@media(max-width:900px){.demo-in{grid-template-columns:1fr}}
@media(max-width:560px){.screen{grid-template-columns:1fr}.side{display:none}.drow{grid-template-columns:1fr 1fr}.drow .dcard:last-child{grid-column:1/-1}}

/* features */
.kicker{font-size:.75rem;letter-spacing:.2em;font-weight:600;color:var(--blue2);margin:0 0 10px}
.feat h2{font-size:clamp(1.6rem,3.2vw,2.1rem);margin-bottom:10px}
.feat>.wrap>p{color:var(--muted);margin:0 0 36px;max-width:680px}
.fgrid{display:grid;grid-template-columns:repeat(4,1fr)}
.f{padding:0 22px}
.f:first-child{padding-left:0}
.f+.f{border-left:1px solid var(--line)}
.f .fi{width:44px;height:44px;border-radius:12px;background:#e8efff;display:grid;place-items:center;font-size:1.3rem;margin-bottom:14px}
.f h3{font-size:1rem;margin-bottom:8px}
.f p{margin:0;color:var(--muted);font-size:.9rem}
@media(max-width:900px){.fgrid{grid-template-columns:1fr 1fr;gap:28px 0}.f:nth-child(3){border-left:0;padding-left:0}}
@media(max-width:520px){.fgrid{grid-template-columns:1fr;gap:24px}.f,.f+.f{padding:0;border-left:0}}

/* cta band */
.band{background:linear-gradient(100deg,#1d4ed8,#0ea5e9);border-radius:20px;padding:30px 32px;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;color:#fff}
.band h2{color:#fff;font-size:1.35rem;margin-bottom:4px}
.band p{margin:0;opacity:.9;font-size:.9rem}
.band .cta .btn{white-space:nowrap}

/* partner */
.partner{display:grid;grid-template-columns:1.3fr 1fr;gap:28px;align-items:center;background:var(--soft);border:1px solid var(--line);border-radius:20px;padding:34px}
.partner h2{font-size:clamp(1.4rem,3vw,1.8rem);margin-bottom:10px}
.partner p{color:var(--muted);margin:0 0 22px}
.pbox{background:linear-gradient(160deg,#10245f,#0b1b4d);border-radius:16px;padding:22px;color:#fff}
.pbox h3{color:#fff;font-size:1rem;margin-bottom:4px}
.pbox>p{color:#b6c4ea;font-size:.82rem;margin:0 0 14px}
.pbox .checks{margin:0}.pbox .checks li{font-size:.88rem}
@media(max-width:860px){.partner{grid-template-columns:1fr;padding:24px}}

/* footer */
.footer{margin-top:72px;background:#0a1230;color:#b6c4ea;padding:48px 0 24px}
.foot{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:32px}
.foot img{height:44px;width:auto;background:#fff;border-radius:10px;padding:6px 10px;margin-bottom:14px}
.foot p{font-size:.85rem;margin:0}
.foot h4{color:#fff;font-size:.9rem;margin-bottom:12px}
.foot a,.foot li{display:block;font-size:.85rem;padding:4px 0}
.foot a:hover{color:#fff}
.foot ul{list-style:none;margin:0;padding:0}
.copy{margin-top:36px;padding-top:18px;border-top:1px solid #1c2a55;font-size:.8rem;color:#7f90bd}
@media(max-width:900px){.foot{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.foot{grid-template-columns:1fr}}

.wa-float{position:fixed;right:18px;bottom:18px;z-index:60;width:56px;height:56px;border-radius:50%;background:#25d366;display:grid;place-items:center;box-shadow:0 10px 24px -6px rgba(37,211,102,.7);transition:transform .15s}
.wa-float:hover{transform:scale(1.08)}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

@media(max-width:900px){
  .studio{min-height:0;padding:70px 16px 20px;display:flex;flex-direction:column;gap:18px}
  .chips{position:static;width:100%}
  .studio .wave{position:static;height:70px;padding:0}
}