:root{
  --bg:#0b0f14; --alt:#0d141c; --card:#10161e; --text:#eaf0f6;
  --muted:#9fb0c4; --cta:#ff6a00; --border:#203040; --error:#ff4d4f; --success:#31c48d;
}

*{box-sizing:border-box} html,body{margin:0} img{max-width:100%;display:block}
body{font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}
.container{max-width:1100px;margin:0 auto;padding:0 20px}

/* Header / Nav */
.header{background:#000;border-bottom:1px solid #0e1620;position:sticky;top:0;z-index:50}
.nav{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 0}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:#fff}
.brand img{width:36px;height:36px;border-radius:8px}
.brand strong{font-weight:800;letter-spacing:.2px}
.nav-links{display:flex;gap:16px;align-items:center}
.nav-links a{color:#cfe0f5;text-decoration:none;padding:8px 10px;border-radius:8px}
.nav-links a.active,.nav-links a:hover{background:#111a24;color:#fff}
.nav-cta{display:none}
.burger{display:inline-flex;gap:6px;align-items:center;background:#111a24;color:#fff;border:0;border-radius:10px;padding:8px 12px}
@media(min-width:860px){ .burger{display:none} .nav-cta{display:inline-block} }

.btn,.btn-outline{
  display:inline-block;text-decoration:none;padding:12px 18px;border-radius:12px;font-weight:700
}
.btn{background:var(--cta);color:#fff}
.btn-outline{border:1px solid var(--cta);color:var(--cta);background:transparent}

/* Mobile drawer */
.drawer{display:none}
.drawer.open{display:block}
.drawer a{display:block;color:#cfe0f5;padding:12px 10px;border-bottom:1px solid #0e1620;text-decoration:none}
.drawer a.active{background:#111a24;color:#fff}

/* Hero */
.hero{padding:80px 0;background:linear-gradient(180deg,#000,#0b0f14);text-align:center;position:relative;overflow:hidden}
.hero .brand-logo{width:120px;margin:0 auto 16px}
.hero h1{margin:0 0 10px;font-size:2.4rem}
.hero .sub{color:var(--muted);max-width:700px;margin:0 auto 22px}

/* General sections */
.section{padding:56px 0}
.section.alt{background:var(--alt)}
h2{margin:0 0 18px;text-align:center;font-size:1.8rem}
.grid{display:grid;gap:18px}
@media(min-width:760px){ .grid{grid-template-columns:repeat(3,1fr)} }

.card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:18px;box-shadow:0 2px 16px rgba(0,0,0,.25)}
.card h3{margin:0 0 6px}

.lead{max-width:720px;margin:0 auto 18px;color:var(--muted);text-align:center}

/* Form */
.form{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:18px}
.field{margin-bottom:14px}
.field label{display:block;font-weight:600;margin-bottom:8px}
.field label span{color:var(--cta);margin-left:4px}
input,select,textarea{width:100%;padding:12px 14px;border:1px solid #2b3b52;border-radius:10px;background:#0f1722;color:var(--text);font-size:16px}
textarea{resize:vertical;min-height:120px}
.hint{display:block;font-size:12px;color:var(--muted);margin-top:6px}
.error{display:block;color:var(--error);font-size:12px;margin-top:6px;min-height:14px}
.hidden{display:none !important}
.success{color:var(--success);font-weight:700}

/* Footer */
.footer{background:#000;text-align:center;color:#b9c6d3;padding:28px 0}
.footer a{color:#fff}

/* Sticky mobile call */
.sticky-call{position:fixed;left:0;right:0;bottom:0;background:var(--cta);color:#fff;text-align:center;padding:14px;font-weight:800;text-decoration:none;z-index:1000}
@media(min-width:860px){.sticky-call{display:none}}