:root{
  --bg:#f7f9fc;--surface:#fff;--text:#10213b;--muted:#5d6b82;--line:#dfe6ef;
  --brand:#0c73e8;--brand2:#00a7c7;--ok:#147d4f;--shadow:0 14px 40px rgba(16,33,59,.08);
  --radius:22px;--max:1080px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}
a{color:inherit}
img{max-width:100%;display:block}
.container{width:min(var(--max),calc(100% - 32px));margin:auto}
.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.92);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav{height:60px;display:flex;align-items:center;justify-content:space-between;gap:18px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;text-decoration:none;font-size:1.05rem}
.logo-mark{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,var(--brand),var(--brand2));display:grid;place-items:center;color:#fff;font-weight:900}
.nav-links{display:flex;align-items:center;gap:16px}
.nav-links a{text-decoration:none;color:var(--muted);font-weight:650}
.nav-links a:hover{color:var(--brand)}
.menu-btn{display:none;border:0;background:transparent;font-size:1.5rem}
.hero{padding:52px 0 38px;background:radial-gradient(circle at 80% 10%,rgba(0,167,199,.16),transparent 34%),radial-gradient(circle at 10% 0%,rgba(12,115,232,.13),transparent 32%)}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;align-items:center;gap:34px}
.eyebrow{display:inline-flex;padding:7px 12px;border-radius:999px;background:#eaf4ff;color:#075fbf;font-weight:800;font-size:.84rem}
h1{font-size:clamp(2.15rem,4.4vw,3.8rem);line-height:1.03;letter-spacing:-.045em;margin:18px 0}
h2{font-size:clamp(1.55rem,2.5vw,2.2rem);line-height:1.15;letter-spacing:-.025em;margin:0 0 15px}
h3{line-height:1.25;margin:0 0 8px}
.lead{font-size:1rem;color:var(--muted);max-width:720px}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:18px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;text-decoration:none;border-radius:11px;padding:10px 15px;font-weight:800;border:1px solid transparent;cursor:pointer;font:inherit}
.btn-primary{background:linear-gradient(135deg,var(--brand),#0a5ec0);color:#fff}
.btn-secondary{background:#fff;border-color:var(--line);color:var(--text)}
.btn:hover{transform:translateY(-1px)}
.device{background:#111827;border-radius:34px;padding:12px;box-shadow:0 32px 70px rgba(16,33,59,.23);max-width:360px;margin:auto}
.device-screen{min-height:510px;border-radius:25px;background:linear-gradient(180deg,#e9f4ff 0 36%,#fff 36%);padding:24px;overflow:hidden}
.mock-top{display:flex;justify-content:space-between;font-weight:800}
.mock-card{background:#fff;border:1px solid #e4eaf2;border-radius:18px;padding:17px;margin-top:17px;box-shadow:0 10px 22px rgba(31,52,79,.07)}
.mock-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:20px}
.mock-icon{height:50px;border-radius:14px;background:linear-gradient(145deg,#dcecff,#e7fbff);display:grid;place-items:center;font-weight:900;color:#0863c8}
.section{padding:48px 0}
.section.alt{background:#fff}
.section-head{max-width:760px;margin-bottom:22px}
.section-head p{color:var(--muted);margin:0}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:19px;box-shadow:var(--shadow)}
.app-badge{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;color:#fff;font-size:1.1rem;font-weight:900;margin-bottom:12px}
.xfiles{background:linear-gradient(135deg,#0b79ef,#00a8bf)}
.trackbook{background:linear-gradient(135deg,#1c8b62,#56b44c)}
.xnotes{background:linear-gradient(135deg,#7447db,#c658c4)}
.tag{display:inline-block;border-radius:999px;padding:4px 9px;background:#eff4f9;color:#485970;font-weight:750;font-size:.8rem;margin:3px 4px 3px 0}
.card p,.feature p{color:var(--muted)}
.card-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.feature{padding:17px;border:1px solid var(--line);border-radius:18px;background:#fff}
.feature-icon{font-size:1.45rem;margin-bottom:8px}
.app-hero{padding:44px 0 34px;background:linear-gradient(180deg,#edf6ff,#f7f9fc)}
.app-hero-grid{display:grid;grid-template-columns:1fr .7fr;gap:30px;align-items:center}
.app-title-row{display:flex;align-items:center;gap:18px}
.app-title-row .app-badge{margin:0}
.keyword-box{background:#f1f6fb;border:1px solid var(--line);padding:18px;border-radius:14px;color:#445269}
.faq details{background:#fff;border:1px solid var(--line);border-radius:15px;padding:16px 18px;margin:12px 0}
.faq summary{font-weight:800;cursor:pointer}
.contact-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:20px}
.form-card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:20px;box-shadow:var(--shadow)}
label{font-weight:750;display:block;margin:13px 0 6px}
input,textarea,select{width:100%;padding:13px 14px;border:1px solid #cfd8e5;border-radius:12px;font:inherit;background:#fff;color:var(--text)}
textarea{min-height:150px;resize:vertical}
.notice{background:#fff8df;border:1px solid #f0d580;padding:14px;border-radius:12px;color:#6b5714;font-size:.93rem}
.footer{padding:28px 0;background:#0d1b2f;color:#dce5f2}
.footer-grid{display:grid;grid-template-columns:1.3fr repeat(3,1fr);gap:20px}
.footer a{display:block;color:#becbdc;text-decoration:none;margin:7px 0}
.footer small{color:#9eacc0}
.legal{max-width:850px}
.legal h2{font-size:1.45rem;margin-top:32px}
.breadcrumbs{padding-top:22px;color:var(--muted);font-size:.92rem}
.center{text-align:center}
@media(max-width:850px){
 .nav-links{display:none;position:absolute;left:16px;right:16px;top:74px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px;flex-direction:column;align-items:flex-start;box-shadow:var(--shadow)}
 .nav-links.open{display:flex}.menu-btn{display:block}
 .hero-grid,.app-hero-grid,.contact-grid{grid-template-columns:1fr}
 .cards,.feature-grid{grid-template-columns:1fr}
 .footer-grid{grid-template-columns:1fr 1fr}
 .device{margin-top:20px}
}
@media(max-width:520px){.footer-grid{grid-template-columns:1fr}.hero{padding-top:55px}.nav{height:62px}}

.app-stack{display:grid;gap:10px;margin-top:18px}
.mini-app{display:grid;grid-template-columns:42px 1fr auto;align-items:center;gap:11px;background:#fff;border:1px solid #e4eaf2;border-radius:14px;padding:11px 12px;box-shadow:0 8px 18px rgba(31,52,79,.06)}
.mini-app .app-badge{width:42px;height:42px;border-radius:12px;margin:0;font-size:.82rem}
.mini-app strong{display:block;font-size:.93rem}
.mini-app small{display:block;color:var(--muted);font-size:.76rem;line-height:1.25}
.mini-arrow{font-size:1.1rem;color:var(--muted)}
.compact-intro{max-width:680px}
@media(max-width:850px){.site-header .nav-links{top:64px}}

.makeform-wrap{padding:0;overflow:hidden}
.makeform-wrap iframe{
  display:block;
  width:100%;
  min-height:760px;
  border:0;
  background:#fff;
}
@media(max-width:700px){
  .makeform-wrap iframe{min-height:900px}
}