/* Diseño Arquitectónico / Premium Dark & Gold */
:root {
    --dark-bg: #111827;
    --card-bg: #1f2937;
    --gold: #d97706;
    --gold-hover: #b45309;
    --white: #ffffff;
    --text-gray: #9ca3af;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'Cinzel', 'Didot', 'Helvetica Neue', sans-serif; background-color: var(--dark-bg); color: var(--white); }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

header { padding: 25px 0; border-bottom: 1px solid #2d3748; background: #0b0f19; }
.header-flex { display: flex; justify-content: space-between; align-items: center; }
.logo { font-size: 26px; font-weight: 900; letter-spacing: 3px; color: var(--white); }
.logo span { color: var(--gold); }
.contact-phone { font-weight: 700; color: var(--gold); letter-spacing: 1px; }

.hero { padding: 80px 0; background-image: radial-gradient(circle at 80% 20%, #1e2538 0%, var(--dark-bg) 70%); }
.hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 60px; align-items: center; }

.gold-tag { border: 1px solid var(--gold); color: var(--gold); padding: 6px 16px; font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 2px; display: inline-block; margin-bottom: 25px; }
.hero-text h1 { font-size: 46px; font-weight: 700; line-height: 1.2; margin-bottom: 25px; letter-spacing: -0.5px; }
.hero-text p { font-size: 17px; color: var(--text-gray); margin-bottom: 40px; line-height: 1.7; }

.portfolio-teaser { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.teaser-box { background: var(--card-bg); padding: 20px; border-radius: 4px; border-top: 3px solid var(--gold); }
.teaser-box h3 { font-size: 16px; margin-bottom: 5px; color: var(--white); }
.teaser-box p { font-size: 13px; color: var(--text-gray); margin-bottom: 0; }

.form-box { background: #0b0f19; border-radius: 4px; padding: 40px; border: 1px solid #2d3748; box-shadow: 0 25px 50px -12px rgba(0,0,0,0.5); }
.form-box h3 { font-size: 22px; font-weight: 600; margin-bottom: 8px; text-align: center; letter-spacing: 1px; }
.form-lead { text-align: center; color: var(--gold); font-size: 13px; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 30px; }

.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 8px; color: var(--text-gray); }
.form-group select, .form-group input { width: 100%; padding: 14px; border: 1px solid #374151; background: var(--card-bg); color: var(--white); border-radius: 4px; font-size: 15px; outline: none; }
.form-group select:focus, .form-group input:focus { border-color: var(--gold); }

.checkbox-group { display: flex; gap: 12px; align-items: flex-start; }
.checkbox-group input { width: auto; margin-top: 3px; }
.checkbox-group label { font-size: 11px; color: var(--text-gray); line-height: 1.5; text-transform: none; letter-spacing: 0; }
.checkbox-group a { color: var(--gold); text-decoration: underline; }

.btn-submit-gold { width: 100%; background: var(--gold); color: var(--white); padding: 16px; border: none; font-size: 14px; font-weight: 700; text-transform: uppercase; letter-spacing: 2px; cursor: pointer; transition: background 0.2s; margin-top: 15px; }
.btn-submit-gold:hover { background: var(--gold-hover); }

footer { background: #070a12; color: #4b5563; padding: 50px 0; font-size: 12px; text-align: center; border-top: 1px solid #1f2937; }
footer p { margin-bottom: 10px; }
footer strong { color: var(--text-gray); }
.footer-links { margin-top: 20px; }
.footer-links a { color: #6b7280; text-decoration: none; margin: 0 15px; }
.footer-links a:hover { color: var(--gold); }

.cookie-banner { position: fixed; bottom: 0; left: 0; width: 100%; background: #0b0f19; color: var(--white); padding: 25px 0; z-index: 9999; display: none; font-size: 13px; border-top: 2px solid var(--gold); }
.cookie-container { max-width: 1100px; margin: 0 auto; padding: 0 20px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 20px; }
.cookie-container p { max-width: 700px; color: var(--text-gray); line-height: 1.6; }
.cookie-container a { color: var(--gold); }
.cookie-buttons { display: flex; gap: 15px; }
.btn-cookie { padding: 10px 24px; border: none; font-weight: 700; text-transform: uppercase; font-size: 12px; letter-spacing: 1px; cursor: pointer; }
.btn-cookie.accept { background: var(--gold); color: white; }
.btn-cookie.reject { background: transparent; color: var(--text-gray); border: 1px solid #374151; }

@media (max-width: 992px) {
    .hero-grid { grid-template-columns: 1fr; gap: 50px; }
    .hero-text h1 { font-size: 34px; }
    .cookie-container { flex-direction: column; text-align: center; }
}