/* --------- Base --------- */
:root{
  --bg:#0D1B2A;
  --fg:#ffffff;
  --muted:#c6d3e1;
  --cyan:#00AEEF;
  --orange:#FF7F11;
  --card: rgba(255,255,255,0.05);
  --stroke: rgba(255,255,255,0.12);
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--fg);font-family:Poppins,system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,sans-serif;line-height:1.5}
h1,h2,h3{font-family:Montserrat, Poppins, sans-serif;line-height:1.2;margin:0 0 .5rem}
h1{font-size:clamp(2rem,4.5vw,3.25rem);font-weight:800}
h2{font-size:clamp(1.5rem,3.5vw,2.25rem);font-weight:800}
h3{font-size:1.125rem;font-weight:600}
p{margin:.5rem 0 0}

.container{max-width:1120px;margin:0 auto;padding:0 1rem}

/* --------- Header --------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(13,27,42,.8);backdrop-filter:saturate(140%) blur(8px);border-bottom:1px solid var(--stroke)}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:.75rem 0}
.brand{display:flex;align-items:center;gap:.5rem;font-weight:600}
.brand .cap{color:var(--cyan)}
.nav{display:none;gap:1rem}
.nav a{color:rgba(255,255,255,.8);text-decoration:none}
.nav a:hover{color:#fff}
.cta-link{font-weight:600}
@media (min-width:768px){.nav{display:flex}}

/* --------- Buttons --------- */
.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:18px;padding:.75rem 1rem;text-decoration:none;font-weight:600;border:1px solid transparent;transition:.2s ease}
.btn-primary{background:var(--orange);color:#fff}
.btn-primary:hover{background:#ff6a00}
.btn-light{background:#fff;color:#0D1B2A}
.btn-light:hover{background:#f1f1f1}
.btn-wa{background:#25D366;color:#0D1B2A}
.btn-wa:hover{filter:brightness(.95)}
.btn.large{padding:.9rem 1.1rem}
.btn.full{width:100%}

/* --------- Hero --------- */
.hero{position:relative;padding:4.5rem 0;background:linear-gradient(180deg, rgba(0,174,239,.08), rgba(0,0,0,0) 40%)}
.hero-grid{display:grid;gap:2.5rem}
.hero-copy .accent{color:var(--cyan)}
.hero-copy .highlight{color:var(--orange)}
.hero-actions{display:flex;gap:.75rem;flex-wrap:wrap;margin-top:1rem}
.hero-meta{margin-top:1rem;color:rgba(255,255,255,.75);font-size:.95rem}
.hero-media .video-card{aspect-ratio:16/9;border-radius:16px;overflow:hidden;border:1px solid var(--stroke);box-shadow:0 20px 60px rgba(0,0,0,.25)}
.video-placeholder{display:grid;place-items:center;height:100%;background:rgba(0,0,0,.35);text-align:center;padding:1.5rem;color:rgba(255,255,255,.85)}
.video-placeholder .play{font-size:2rem;opacity:.9;margin-bottom:.25rem}
@media (min-width:900px){.hero-grid{grid-template-columns:1.1fr 1fr}}

/* --------- Sections --------- */
.section{padding:3.5rem 0}
.section.alt{background:rgba(255,255,255,.04)}

.lead{color:rgba(255,255,255,.75);margin-top:.25rem}

.cards{gap:1rem}
.grid-4{display:grid;grid-template-columns:repeat(1,1fr)}
.grid-3{display:grid;grid-template-columns:repeat(1,1fr)}
.grid-2{display:grid;grid-template-columns:repeat(1,1fr)}
@media (min-width:720px){.grid-2{grid-template-columns:repeat(2,1fr)}}
@media (min-width:880px){.grid-3{grid-template-columns:repeat(3,1fr)}}
@media (min-width:980px){.grid-4{grid-template-columns:repeat(4,1fr)}}

.card{background:var(--card);border:1px solid var(--stroke);border-radius:16px;padding:1rem}
.card p{color:rgba(255,255,255,.85)}
.card ul{margin:.25rem 0 0;padding-left:1.25rem}
.card .muted{color:rgba(255,255,255,.6);font-size:.9rem}

.list{margin:1rem 0 1.25rem;padding-left:1.1rem}
.list li{margin:.25rem 0}

/* --------- Form --------- */
.form{display:block}
.field{margin-bottom:.65rem}
input, textarea{width:100%;border-radius:12px;border:1px solid var(--stroke);background:rgba(255,255,255,.08);color:#fff;padding:.8rem .9rem;font-size:1rem;outline:none}
input::placeholder, textarea::placeholder{color:rgba(255,255,255,.55)}
textarea{min-height:110px;resize:vertical}

/* --------- Footer --------- */
.site-footer{border-top:1px solid var(--stroke);padding:2rem 0}
.footer-inner{display:flex;flex-direction:column;gap:1rem;justify-content:space-between;align-items:flex-start}
.footer-links{display:flex;gap:1rem}
.footer-links a{color:rgba(255,255,255,.75);text-decoration:none}
.footer-links a:hover{color:#fff}
.muted{color:rgba(255,255,255,.7)}
@media (min-width:768px){.footer-inner{flex-direction:row;align-items:center}}