:root{
  --teal:#017e7d; --teal-2:#016564; --teal-soft:#e6f4f3;
  --ink:#0f2233; --text:#1b2c36; --muted:#5f707a; --line:#e3e9ec; --bg:#f6f9fa;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'Inter',system-ui,-apple-system,sans-serif;color:var(--text);background:#fff;line-height:1.6;font-size:16px}
a{color:inherit}
h1,h2,h3{color:var(--ink);letter-spacing:-.02em;margin:0}

.nav{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav-in{max-width:1120px;margin:0 auto;padding:12px 20px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;text-decoration:none;color:var(--ink)}
.logo img{border-radius:9px}
.nav-links{display:flex;align-items:center;gap:22px;font-size:14.5px;font-weight:500}
.nav-links a{text-decoration:none;color:var(--muted)}
.nav-links a:hover{color:var(--ink)}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 20px;border-radius:11px;
  font-weight:600;font-size:15px;text-decoration:none;border:1px solid transparent;cursor:pointer;font-family:inherit;transition:.15s}
.btn-primary{background:var(--teal);color:#fff !important}
.btn-primary:hover{background:var(--teal-2)}
.btn-ghost{border-color:var(--line);color:var(--ink) !important;background:#fff}
.btn-ghost:hover{background:var(--bg)}
.nav-links .btn-light{padding:8px 14px;background:var(--teal);color:#fff;border-radius:9px}
.nav-links .btn-light:hover{background:var(--teal-2)}

.hero{background:linear-gradient(180deg,#f2f8f8 0%,#fff 100%);border-bottom:1px solid var(--line)}
.hero-in{max-width:1120px;margin:0 auto;padding:72px 20px 64px;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.eyebrow{display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--teal);background:var(--teal-soft);padding:5px 11px;border-radius:99px;margin-bottom:16px}
.hero h1{font-size:clamp(32px,4.6vw,50px);line-height:1.1;font-weight:800}
.lead{font-size:18px;color:var(--muted);margin:18px 0 26px;max-width:560px}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap}
.hero-points{list-style:none;padding:0;margin:26px 0 0;display:grid;gap:8px;color:var(--text);font-size:15px}
.hero-points li{padding-left:26px;position:relative}
.hero-points li::before{content:"";position:absolute;left:0;top:7px;width:14px;height:8px;border-left:2.5px solid var(--teal);border-bottom:2.5px solid var(--teal);transform:rotate(-45deg)}

.hero-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px;box-shadow:0 24px 60px rgba(15,34,51,.10)}
.hc-head{font-size:13px;font-weight:600;color:var(--muted);display:flex;align-items:center;gap:8px}
.dot{width:9px;height:9px;border-radius:50%;background:#e04848;box-shadow:0 0 0 4px #fde5e5}
.hc-wave{display:flex;align-items:center;gap:5px;height:56px;margin:14px 0 16px}
.hc-wave i{flex:1;background:var(--teal);border-radius:4px;animation:wave 1.4s ease-in-out infinite}
.hc-wave i:nth-child(odd){animation-delay:-.4s}.hc-wave i:nth-child(3n){animation-delay:-.8s}
@keyframes wave{0%,100%{height:18%}50%{height:90%}}
@media (prefers-reduced-motion:reduce){.hc-wave i{animation:none;height:50%}}
.hc-row{display:grid;grid-template-columns:80px 1fr;gap:10px;padding:9px 0;border-top:1px solid var(--line);font-size:14px}
.hc-row b{color:var(--muted);font-weight:600}
.hc-ok{margin-top:12px;background:#e4f7ef;color:#087454;border-radius:10px;padding:9px 12px;font-size:13.5px;font-weight:600}

.section{max-width:1120px;margin:0 auto;padding:72px 20px}
.section.alt{max-width:none;background:var(--bg);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section.alt>*{max-width:1080px;margin-left:auto;margin-right:auto}
.section h2{font-size:clamp(26px,3vw,34px);font-weight:800;text-align:center;margin-bottom:34px}
.center{text-align:center}.muted{color:var(--muted)}
.steps,.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.step,.feat{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px}
.step span{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:10px;background:var(--teal-soft);color:var(--teal);font-weight:800;margin-bottom:12px}
.step h3,.feat h3{font-size:17px;margin-bottom:6px}
.step p,.feat p{margin:0;color:var(--muted);font-size:15px}
.feat.big{padding:28px}

.demo-form{max-width:680px;margin:24px auto 0;display:grid;grid-template-columns:1fr 1fr;gap:14px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px}
.demo-form label{display:flex;flex-direction:column;gap:6px;font-size:13.5px;font-weight:600;color:var(--ink)}
.demo-form label small{font-weight:400;color:var(--muted)}
.demo-form .wide{grid-column:1/-1}
.demo-form input,.demo-form textarea{border:1px solid var(--line);border-radius:10px;padding:11px 12px;font-family:inherit;font-size:15px;font-weight:400}
.demo-form input:focus,.demo-form textarea:focus{outline:none;border-color:var(--teal);box-shadow:0 0 0 3px var(--teal-soft)}
.demo-form .hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.notice{max-width:680px;margin:18px auto 0;border-radius:12px;padding:12px 16px;font-weight:600;text-align:center}
.notice.ok{background:#e4f7ef;color:#087454}

.footer{max-width:1120px;margin:0 auto;padding:28px 20px 40px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;color:var(--muted);font-size:14px}

@media (max-width:860px){
  .hero-in{grid-template-columns:1fr;padding:48px 16px}
  .steps,.grid3,.grid2{grid-template-columns:1fr}
  .nav-links a:not(.btn-light){display:none}
  .section{padding:52px 16px}
  .demo-form{grid-template-columns:1fr;padding:18px}
}