:root {
    --color-bg: #0a0a0c;
    --color-surface: #15161a;
    --color-surface-light: #1e1f24;
    --color-primary: #ffc200;
    --color-primary-hover: #e0ab00;
    --color-green: #22c55e;
    --color-yellow: #f59e0b;
    --color-text: #ffffff;
    --color-text-muted: #a0a4b0;
    --color-border: rgba(255,255,255,0.08);
    --container-width: 1200px;
    --transition: all 0.3s cubic-bezier(0.25,0.8,0.25,1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: 'Inter', sans-serif; background: var(--color-bg); color: var(--color-text); line-height: 1.6; overflow-x: hidden; }

.highlight { color: var(--color-primary); }
.glass { background: rgba(21,22,26,0.6); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border: 1px solid var(--color-border); box-shadow: 0 8px 32px rgba(0,0,0,0.3); }
section { padding: 6rem 1rem; }
.section-title { text-align: center; margin-bottom: 4rem; }
.section-title h2 { font-size: 2.5rem; font-weight: 800; margin-bottom: 1rem; letter-spacing: -0.02em; }
.section-title p { color: var(--color-text-muted); font-size: 1.1rem; max-width: 600px; margin: 0 auto; }

/* BUTTONS */
.btn-primary, .btn-secondary, .btn-primary-small {
    display: inline-block; padding: 1rem 2rem; border-radius: 4px;
    font-weight: 600; text-decoration: none; transition: var(--transition);
    cursor: pointer; text-align: center; border: none; font-family: inherit;
    font-size: 1rem; text-transform: uppercase; letter-spacing: 0.05em;
}
.btn-primary { background: var(--color-primary); color: #000; }
.btn-primary:hover { background: var(--color-primary-hover); transform: translateY(-2px); box-shadow: 0 4px 20px rgba(255,194,0,0.3); }
.btn-primary-small { padding: 0.6rem 1.2rem; background: var(--color-primary); color: #000; font-size: 0.9rem; }
.btn-primary-small:hover { background: var(--color-primary-hover); }
.btn-secondary { background: transparent; color: var(--color-text); border: 1px solid var(--color-border); }
.btn-secondary:hover { background: rgba(255,255,255,0.05); border-color: var(--color-primary); }
.btn-whatsapp { display: inline-flex; align-items: center; gap: 0.6rem; padding: 1rem 2rem; background: #25d366; color: #fff; border-radius: 4px; font-weight: 600; text-decoration: none; transition: var(--transition); font-size: 1rem; margin-top: 1.5rem; }
.btn-whatsapp:hover { background: #1ebe5d; transform: translateY(-2px); box-shadow: 0 4px 20px rgba(37,211,102,0.3); }
.w-100 { width: 100%; }

/* URGENCY BAR */
.urgency-bar { background: var(--color-primary); color: #000; text-align: center; padding: 0.6rem 1rem; font-size: 0.85rem; font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase; display: flex; align-items: center; justify-content: center; gap: 1rem; }
.urgency-dot { width: 8px; height: 8px; background: #000; border-radius: 50%; animation: pulse 1.5s infinite; flex-shrink: 0; }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:0.3} }

/* NAVBAR */
.navbar { position: fixed; top: 36px; width: 100%; display: flex; justify-content: space-between; align-items: center; padding: 1.5rem 5%; z-index: 1000; transition: var(--transition); }
.navbar.scrolled { background: rgba(10,10,12,0.95); backdrop-filter: blur(10px); padding: 1rem 5%; border-bottom: 1px solid var(--color-border); top: 0; }
.logo { font-size: 1.5rem; font-weight: 800; letter-spacing: -0.05em; text-transform: uppercase; }
.nav-links { display: flex; list-style: none; gap: 2rem; align-items: center; }
.nav-links a:not([class*="btn"]) { color: var(--color-text); text-decoration: none; font-weight: 500; transition: color 0.3s; font-size: 0.95rem; }
.nav-links a:not([class*="btn"]):hover { color: var(--color-primary); }
.mobile-menu-btn { display: none; cursor: pointer; flex-direction: column; gap: 5px; }
.mobile-menu-btn span { width: 25px; height: 2px; background: var(--color-text); transition: 0.3s; }

/* HERO */
.hero { position: relative; min-height: 100vh; display: flex; align-items: center; padding-left: 5%; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; background-image: url('assets/images/hero-bg.jpg'); background-size: cover; background-position: center; z-index: -2; transform: scale(1.05); }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(10,10,12,0.96) 0%, rgba(10,10,12,0.7) 45%, rgba(10,10,12,0.1) 100%); z-index: -1; }
.hero-content { max-width: 650px; opacity: 0; transform: translateY(30px); animation: fadeInUp 1s ease forwards 0.2s; }
@keyframes fadeInUp { to { opacity:1; transform:translateY(0); } }
.badge { display: inline-block; padding: 0.3rem 0.8rem; background: rgba(255,194,0,0.1); color: var(--color-primary); border: 1px solid rgba(255,194,0,0.2); border-radius: 50px; font-size: 0.75rem; font-weight: 600; letter-spacing: 0.1em; margin-bottom: 1.5rem; }
.hero h1 { font-size: 4rem; font-weight: 800; margin-bottom: 1.5rem; letter-spacing: -0.02em; line-height: 1.1; }
.hero p { font-size: 1.1rem; color: var(--color-text-muted); margin-bottom: 1.5rem; max-width: 500px; }
.price-tag { font-size: 2.8rem; font-weight: 800; color: var(--color-primary); margin-bottom: 2rem; letter-spacing: -0.03em; }
.price-tag span { font-size: 1.2rem; font-weight: 400; color: var(--color-text-muted); }
.hero-cta { display: flex; gap: 1rem; flex-wrap: wrap; }

/* DOCS BAR */
.docs-bar { background: var(--color-surface); padding: 2.5rem 5%; border-bottom: 1px solid var(--color-border); }
.docs-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1.5rem; max-width: var(--container-width); margin: 0 auto; }
.doc-item { display: flex; align-items: center; gap: 1rem; }
.doc-item svg { width: 28px; height: 28px; color: var(--color-primary); flex-shrink: 0; }
.doc-item strong { display: block; font-size: 0.95rem; font-weight: 600; }
.doc-item span { font-size: 0.8rem; color: var(--color-text-muted); }

/* BUSINESS */
.business { background: var(--color-bg); }
.business-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 2rem; max-width: var(--container-width); margin: 0 auto 2rem; }
.business-card { padding: 2.5rem; border-radius: 8px; text-align: center; }
.biz-number { font-size: 3rem; font-weight: 800; letter-spacing: -0.03em; }
.biz-label { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--color-text-muted); margin-bottom: 1rem; }
.business-card p { color: var(--color-text-muted); font-size: 0.95rem; }
.business-note { text-align: center; color: var(--color-text-muted); font-size: 0.8rem; max-width: 600px; margin: 0 auto; }

/* VIDEO */
.video-section { background: var(--color-surface); }
.video-wrapper { max-width: 900px; margin: 0 auto; border-radius: 8px; overflow: hidden; border: 1px solid var(--color-border); aspect-ratio: 16/9; background: #000; }
.video-wrapper video { width: 100%; height: 100%; object-fit: contain; display: block; }

/* GALLERY */
.gallery { background: var(--color-bg); }
.gallery-group { max-width: var(--container-width); margin: 0 auto 4rem; }
.gallery-group-title { display: flex; align-items: center; gap: 0.8rem; font-size: 1.1rem; font-weight: 700; margin-bottom: 1.5rem; padding-bottom: 1rem; border-bottom: 1px solid var(--color-border); text-transform: uppercase; letter-spacing: 0.05em; color: var(--color-text-muted); }
.group-icon { width: 32px; height: 32px; color: var(--color-text-muted); flex-shrink: 0; }
.group-icon.green { color: var(--color-green); }
.group-icon.yellow { color: var(--color-yellow); }
.gallery-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 1rem; }
.gallery-item { border-radius: 6px; overflow: hidden; cursor: pointer; border: 1px solid var(--color-border); aspect-ratio: 4/3; background: var(--color-surface); position: relative; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; display: block; }
.gallery-item:hover img { transform: scale(1.05); }
.gallery-caption { position: absolute; bottom: 0; left: 0; right: 0; background: linear-gradient(transparent, rgba(0,0,0,0.85)); color: #fff; font-size: 0.8rem; padding: 1.5rem 0.8rem 0.8rem; opacity: 0; transition: opacity 0.3s; }
.gallery-item:hover .gallery-caption { opacity: 1; }

/* LIGHTBOX */
.lightbox { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.95); z-index: 9999; align-items: center; justify-content: center; flex-direction: column; }
.lightbox.active { display: flex; }
.lightbox-img-wrapper { position: relative; max-width: 90vw; max-height: 80vh; cursor: zoom-in; overflow: hidden; border-radius: 4px; }
.lightbox-img-wrapper.zoomed { cursor: zoom-out; }
.lightbox-img-wrapper img { max-width: 90vw; max-height: 80vh; object-fit: contain; display: block; transition: transform 0.3s ease; transform-origin: center center; user-select: none; }
.lightbox-close { position: absolute; top: 1.5rem; right: 1.5rem; background: rgba(255,255,255,0.1); border: none; color: #fff; font-size: 1.5rem; cursor: pointer; width: 44px; height: 44px; border-radius: 50%; display: flex; align-items: center; justify-content: center; transition: background 0.2s; z-index: 10; }
.lightbox-close:hover { background: rgba(255,255,255,0.2); }
.lightbox-prev, .lightbox-next { position: absolute; top: 50%; transform: translateY(-50%); background: rgba(255,255,255,0.1); border: none; color: #fff; font-size: 2.5rem; cursor: pointer; width: 56px; height: 56px; border-radius: 50%; display: flex; align-items: center; justify-content: center; transition: background 0.2s; z-index: 10; line-height: 1; }
.lightbox-prev { left: 1.5rem; }
.lightbox-next { right: 1.5rem; }
.lightbox-prev:hover, .lightbox-next:hover { background: rgba(255,194,0,0.3); }
.lightbox-caption { color: #fff; font-size: 0.9rem; margin-top: 1rem; text-align: center; color: var(--color-text-muted); }
.lightbox-counter { color: var(--color-text-muted); font-size: 0.8rem; margin-top: 0.3rem; }

/* SPECS + TRANSPARENCY */
.specs-transparency { background: var(--color-surface); padding: 6rem 5%; }
.specs-transparency-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; max-width: var(--container-width); margin: 0 auto; }
.specs-container { border-radius: 8px; overflow: hidden; }
.spec-row { display: flex; justify-content: space-between; padding: 1.2rem 1.5rem; border-bottom: 1px solid var(--color-border); }
.spec-row:last-child { border-bottom: none; }
.spec-label { font-weight: 500; color: var(--color-text-muted); font-size: 0.9rem; }
.spec-value { font-weight: 600; text-align: right; font-size: 0.9rem; }
.transparency-card { border-radius: 8px; padding: 2rem; display: flex; gap: 2rem; }
.t-col { flex: 1; }
.t-col-title { font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 1rem; }
.t-green { color: var(--color-green); }
.t-yellow { color: var(--color-yellow); }
.t-col ul { list-style: none; display: flex; flex-direction: column; gap: 0.5rem; }
.t-col ul li { color: var(--color-text-muted); font-size: 0.9rem; padding-left: 1rem; position: relative; }
.t-col ul li::before { content: '->'; position: absolute; left: 0; color: var(--color-primary); font-size: 0.75rem; top: 3px; }
.t-divider { width: 1px; background: var(--color-border); flex-shrink: 0; }
.specs-note { color: var(--color-text-muted); font-size: 0.82rem; margin-top: 1rem; }


/* CONTACT */
.contact { background: var(--color-surface); padding: 6rem 5%; }
.contact-wrapper { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; max-width: var(--container-width); margin: 0 auto; align-items: start; }
.contact-info h2 { font-size: 2.2rem; font-weight: 800; margin-bottom: 1.5rem; line-height: 1.2; }
.contact-info p { color: var(--color-text-muted); margin-bottom: 1.5rem; }
.info-item { margin-bottom: 1rem; display: flex; flex-direction: column; }
.info-item strong { color: var(--color-primary); text-transform: uppercase; font-size: 0.75rem; letter-spacing: 0.08em; }
.contact-form { padding: 2.5rem; border-radius: 8px; }
.form-group { margin-bottom: 1.2rem; }
.form-group label { display: block; margin-bottom: 0.4rem; font-size: 0.85rem; font-weight: 500; color: var(--color-text-muted); }
.form-group input, .form-group textarea { width: 100%; padding: 0.9rem 1rem; background: rgba(0,0,0,0.4); border: 1px solid var(--color-border); color: var(--color-text); border-radius: 4px; font-family: inherit; font-size: 0.95rem; transition: var(--transition); }
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--color-primary); background: rgba(0,0,0,0.6); }
.form-note { font-size: 0.78rem; color: var(--color-text-muted); text-align: center; margin-top: 0.8rem; }

/* FOOTER */
footer { padding: 2rem 5%; border-top: 1px solid var(--color-border); background: #050506; }
.footer-content { display: flex; justify-content: space-between; align-items: center; max-width: var(--container-width); margin: 0 auto; }
.footer-content p { color: var(--color-text-muted); font-size: 0.85rem; }

/* WhatsApp flotante */
.whatsapp-float { position: fixed; bottom: 2rem; right: 2rem; background: #25d366; color: #fff; width: 60px; height: 60px; border-radius: 50%; display: flex; align-items: center; justify-content: center; box-shadow: 0 4px 20px rgba(37,211,102,0.5); z-index: 999; transition: transform 0.3s, box-shadow 0.3s; }
.whatsapp-float:hover { transform: scale(1.1); box-shadow: 0 6px 28px rgba(37,211,102,0.6); }
.whatsapp-float svg { width: 32px; height: 32px; }

/* RESPONSIVE */
@media (max-width: 1024px) {
    .specs-transparency-grid { grid-template-columns: 1fr; gap: 3rem; }
    .transparency-card { flex-direction: column; }
    .t-divider { width: 100%; height: 1px; }
}
@media (max-width: 992px) {
    .hero h1 { font-size: 3rem; }
    .contact-wrapper { grid-template-columns: 1fr; gap: 2rem; }
}
@media (max-width: 768px) {
    .urgency-bar { font-size: 0.75rem; }
    .navbar { top: 32px; }
    .navbar.scrolled { top: 0; }
    .nav-links { position: fixed; right: -100%; top: 0; height: 100vh; background: rgba(10,10,12,0.98); backdrop-filter: blur(10px); flex-direction: column; justify-content: center; width: 100%; transition: 0.4s; z-index: 999; }
    .nav-links.active { right: 0; }
    .mobile-menu-btn { display: flex; z-index: 1001; }
    .hero { text-align: center; padding: 0 1rem; }
    .hero-overlay { background: rgba(10,10,12,0.75); }
    .hero-content { margin: 0 auto; align-items: center; display: flex; flex-direction: column; }
    .hero-cta { flex-direction: column; width: 100%; max-width: 320px; }
    .hero-bg { transform: scale(1); }
    .hero h1 { font-size: 2.5rem; }
    .price-tag { font-size: 2.2rem; }
    .gallery-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-content { flex-direction: column; gap: 1rem; text-align: center; }
    .lightbox-prev { left: 0.5rem; }
    .lightbox-next { right: 0.5rem; }
    .whatsapp-float { bottom: 1.5rem; right: 1.5rem; }
    section { padding: 4rem 1rem; }
}