:root { --bg:#fff; --fg:#2f2f2f; --muted:#666; --line:#e5e6e8; --accent:#8a1c1c; }
* { box-sizing: border-box; }
html,body { margin:0; font-family:"Noto Sans", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif; color:var(--fg); background:var(--bg); }
.wrap { max-width:1100px; margin:0 auto; padding:0 20px; }

.site-header { position:sticky; top:0; background:#fff; border-bottom:1px solid var(--line); z-index:10; }
.site-header .wrap { display:flex; align-items:center; justify-content:space-between; height:100px; }
.brand { font-weight:800; letter-spacing:.5px; }
.brand img { display:block; height:96px; }
.nav a { margin-left:18px; text-decoration:none; color:var(--fg); opacity:.8; font-weight:600; }
.nav a.cta { padding:8px 14px; border:1px solid var(--accent); border-radius:10px; color:var(--accent); }
.nav a:hover { opacity:1; }

.hero { background:url("promo_exterior.png") center/cover no-repeat; color:#fff; position:relative; }
.hero::before { content:""; position:absolute; inset:0; background:linear-gradient(180deg, rgba(0,0,0,.35), rgba(0,0,0,.35)); }
.hero .wrap { position:relative; z-index:1; }
.hero p { color:rgba(255,255,255,.9); margin:0 0 22px; }
.btn { appearance:none; border:none; background:var(--accent); color:#fff; padding:12px 16px; border-radius:12px; cursor:pointer; transition:transform .08s ease, opacity .2s; text-decoration: none; }
.btn:hover { transform:translateY(-1px); }
.btn:active { transform:translateY(0); opacity:.9; }
.btn.ghost { background:#fff; color:var(--fg); border:1px solid var(--line); }

.cta-solicitar { display:block; margin:-8px 0 14px; }

.promo, .ejemplos, .ia, .contacto { padding:60px 0; border-top:1px solid var(--line); }
h2 { font-size:clamp(22px, 3vw, 32px); margin:0 0 10px; }
p { margin:0 0 14px; color:var(--fg); }
.gallery { display:grid; grid-template-columns:repeat(2,1fr); gap:16px; margin:14px 0 6px; }
.gallery figure { margin:0; border:1px solid var(--line); border-radius:12px; overflow:hidden; background:#fafafa; }
.gallery img { display:block; width:100%; height:auto; object-fit:contain; }
.gallery figcaption { padding:10px 12px; font-size:14px; color:var(--muted); }

.sueno .facts { margin-bottom: 12px; }
.sueno .btn { display: block; margin-top: 16px; }

.facts { display:flex; flex-wrap:wrap; gap:10px 14px; padding:0; margin:16px 0 0; list-style:none; }
.facts li { border:1px solid var(--line); padding:8px 12px; border-radius:999px; font-size:14px; }

.plans { display:grid; grid-template-columns:1fr; gap:12px; }
.plans .plan-card { border:1px solid var(--line); border-radius:12px; padding:10px; background:#fff; cursor:pointer; }
.plans .plan-card.active { outline:2px solid var(--accent); }
.plans svg { width:100%; height:auto; display:block; }
.note { font-size:13px; color:var(--muted); }

.ejemplos { position:relative; background:url("render_promocion.png") center/cover no-repeat; }
.ejemplos::before { content:""; position:absolute; inset:0; background:linear-gradient(180deg, rgba(0,0,0,.55), rgba(0,0,0,.55)); backdrop-filter: blur(2px); }
.ejemplos .wrap { position:relative; z-index:1; }
.ejemplos h2, .ejemplos p { color:#fff; }
.ejemplos .facts li { color:#fff; background:rgba(255,255,255,.08); border-color:rgba(255,255,255,.3); }

.ia .ia-ui { display:grid; gap:12px; }
#prompt { width:100%; padding:12px; border:1px solid var(--line); border-radius:10px; resize:vertical; }
.ia-actions { display:flex; gap:8px; align-items:center; }
#lienzo { width:100%; height:auto; border:1px dashed var(--line); border-radius:12px; background:#fff; }

.sueno { position:relative; background:url("240626 PROPUESTA 1 PLANTA CARRANQUE_8 - Foto (5).jpg") center/cover no-repeat; }
.sueno::before { content:""; position:absolute; inset:0; background:linear-gradient(180deg, rgba(0,0,0,.55), rgba(0,0,0,.55)); backdrop-filter: blur(2px); }
.sueno .wrap { position:relative; z-index:1; }
.sueno h2, .sueno p { color:#fff; }
.sueno .facts li { color:#fff; background:rgba(255,255,255,.08); border-color:rgba(255,255,255,.3); }

.tips { font-size:14px; color:var(--muted); }
.tips summary { cursor:pointer; }

.contacto form .grid { display:grid; grid-template-columns:1fr 1fr; gap:12px; }
.contacto label { display:grid; gap:6px; font-size:14px; }
.contacto .full { grid-column:1 / -1; }
input, textarea { padding:10px 12px; border:1px solid var(--line); border-radius:10px; }
.form-actions { display:flex; align-items:center; gap:12px; margin-top:10px; }
#form-status { font-size:14px; color:var(--muted); min-height:20px; }
.contacto .contact-info p { margin: 6px 0; }
.contacto .contact-info a { color: var(--fg); text-decoration: none; font-weight: 600; }
.contacto .contact-info a:hover { text-decoration: underline; }

.site-footer { border-top:1px solid var(--line); padding:20px 0; }
.site-footer .wrap { display:flex; justify-content:space-between; align-items:center; font-size:14px; }
.site-footer a { color:var(--fg); text-decoration:none; }

/* Lightbox */
#lightbox { position:fixed; inset:0; background:rgba(0,0,0,.8); display:none; align-items:center; justify-content:center; z-index:100; }
#lightbox img { max-width:90vw; max-height:90vh; border-radius:12px; box-shadow:0 8px 30px rgba(0,0,0,.35); }

@media (max-width: 900px) {
  .gallery { grid-template-columns:1fr; }
  .ejemplos .cards { grid-template-columns:1fr; }
  .contacto form .grid { grid-template-columns:1fr; }
}

@media (max-width: 640px) {
  .site-header .wrap { flex-direction: column; align-items: center; height: auto; padding: 8px 20px; }
  .brand img { height: 64px; }
  .nav { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; padding: 8px 0 12px; }
  .nav a { margin: 0; padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; }
  .hero { padding: 40px 0 40px; }
}

.ejemplos h2, .ejemplos p, .sueno h2, .sueno p { text-shadow: 0 2px 6px rgba(0,0,0,.35); }