/* ═══════════════════════════════════════════════════════
   Obras Daroca — Landing Page CSS
   Bootstrap 5 + Glassmorphism + Dark Premium
   ═══════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Outfit:wght@600;700;800;900&display=swap');

:root {
    --od-bg: #07080c;
    --od-surface: #0e0f16;
    --od-surface2: #141520;
    --od-border: #1c1d2e;
    --od-text: #f0f0f5;
    --od-muted: #6a6a80;
    --od-accent: #f59e0b;
    --od-accent-rgb: 245,158,11;
    --od-accent2: #ef4444;
    --od-accent2-rgb: 239,68,68;
    --od-accent3: #22c55e;
    --od-accent3-rgb: 34,197,94;
    --od-accent4: #6366f1;
    --od-glass: rgba(14, 15, 22, 0.6);
    --od-glass-border: rgba(255, 255, 255, 0.08);
    --od-glass-blur: 20px;
    --font: 'Inter', system-ui, -apple-system, sans-serif;
    --font-d: 'Outfit', system-ui, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; overflow-x: hidden; }
body {
    font-family: var(--font);
    background: var(--od-bg);
    color: var(--od-text);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}
::selection { background: rgba(var(--od-accent-rgb), 0.3); }
img { max-width: 100%; height: auto; }
a { text-decoration: none; color: inherit; }

/* ─── NAVBAR (Glassmorphism) ─── */
.od-nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    background: var(--od-glass);
    backdrop-filter: blur(var(--od-glass-blur));
    -webkit-backdrop-filter: blur(var(--od-glass-blur));
    border-bottom: 1px solid var(--od-glass-border);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.od-nav.scrolled {
    background: rgba(7, 8, 12, 0.92);
    box-shadow: 0 4px 30px rgba(0,0,0,0.3);
}
.od-nav-inner {
    max-width: 1280px; margin: 0 auto;
    display: flex; align-items: center; justify-content: space-between;
    padding: 16px 28px;
}
.od-nav-brand {
    display: flex; align-items: center; gap: 10px;
    font-family: var(--font-d); font-weight: 800; font-size: 22px;
    color: var(--od-accent);
}
.od-nav-brand i { font-size: 26px; }
.od-nav-links {
    display: flex; gap: 32px; list-style: none;
    align-items: center;
}
.od-nav-links a {
    color: var(--od-muted); font-size: 14px; font-weight: 500;
    transition: color 0.3s; position: relative;
}
.od-nav-links a::after {
    content: ''; position: absolute; bottom: -4px; left: 0;
    width: 0; height: 2px;
    background: var(--od-accent);
    transition: width 0.3s;
}
.od-nav-links a:hover { color: var(--od-text); }
.od-nav-links a:hover::after { width: 100%; }
.od-nav-cta {
    background: linear-gradient(135deg, var(--od-accent), #d97706);
    color: #000; font-weight: 700; font-size: 14px;
    padding: 10px 28px; border-radius: 999px; border: none;
    cursor: pointer; transition: all 0.3s;
    display: inline-flex; align-items: center; gap: 8px;
}
.od-nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(var(--od-accent-rgb), 0.4);
    color: #000;
}
.od-hamburger {
    display: none; background: none; border: none;
    color: var(--od-text); font-size: 26px; cursor: pointer;
}

/* ─── HERO ─── */
.od-hero {
    min-height: 100vh; display: flex; align-items: center;
    justify-content: center; text-align: center;
    position: relative; padding: 140px 24px 100px;
    overflow: hidden;
}
.od-hero-bg {
    position: absolute; inset: 0; overflow: hidden;
}
.od-hero-bg::before {
    content: ''; position: absolute;
    top: -40%; left: -20%; width: 140%; height: 140%;
    background:
        radial-gradient(ellipse at 30% 20%, rgba(var(--od-accent-rgb), 0.12) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 60%, rgba(var(--od-accent2-rgb), 0.06) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 80%, rgba(var(--od-accent3-rgb), 0.04) 0%, transparent 40%);
    animation: heroPulse 14s ease-in-out infinite alternate;
}
@keyframes heroPulse {
    0% { transform: scale(1) rotate(0deg); }
    100% { transform: scale(1.06) rotate(2deg); }
}
.od-hero-grid {
    position: absolute; inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.018) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.018) 1px, transparent 1px);
    background-size: 70px 70px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}
.od-hero-content {
    position: relative; z-index: 2; max-width: 900px;
}
.od-hero-badge {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(var(--od-accent-rgb), 0.1);
    border: 1px solid rgba(var(--od-accent-rgb), 0.2);
    border-radius: 999px; padding: 8px 20px;
    font-size: 13px; font-weight: 600; color: var(--od-accent);
    margin-bottom: 32px;
    animation: badgePulse 3s ease-in-out infinite;
}
@keyframes badgePulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(var(--od-accent-rgb), 0.2); }
    50% { box-shadow: 0 0 0 8px rgba(var(--od-accent-rgb), 0); }
}
.od-hero h1 {
    font-family: var(--font-d); font-weight: 900;
    font-size: clamp(38px, 6.5vw, 74px);
    line-height: 1.06; letter-spacing: -0.03em;
    margin-bottom: 24px;
}
.od-gold {
    background: linear-gradient(135deg, #f59e0b, #fbbf24, #f59e0b);
    background-size: 200% auto;
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: goldShimmer 4s ease-in-out infinite;
}
@keyframes goldShimmer {
    0% { background-position: 0% center; }
    50% { background-position: 100% center; }
    100% { background-position: 0% center; }
}
.od-hero p {
    font-size: 19px; line-height: 1.7;
    color: var(--od-muted); max-width: 620px;
    margin: 0 auto 40px;
}
.od-hero-actions {
    display: flex; gap: 14px; justify-content: center; flex-wrap: wrap;
}
.btn-od-primary {
    background: linear-gradient(135deg, var(--od-accent), #d97706);
    color: #000; font-weight: 700; font-size: 16px;
    padding: 16px 40px; border-radius: 14px; border: none;
    cursor: pointer; transition: all 0.3s;
    display: inline-flex; align-items: center; gap: 8px;
}
.btn-od-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 36px rgba(var(--od-accent-rgb), 0.35);
    color: #000;
}
.btn-od-glass {
    background: var(--od-glass);
    backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--od-glass-border);
    color: var(--od-text); font-weight: 600; font-size: 16px;
    padding: 16px 40px; border-radius: 14px;
    cursor: pointer; transition: all 0.3s;
    display: inline-flex; align-items: center; gap: 8px;
}
.btn-od-glass:hover {
    border-color: var(--od-accent); color: var(--od-accent);
    background: rgba(var(--od-accent-rgb), 0.06);
}

/* ─── METRICS BAR ─── */
.od-metrics {
    display: flex; justify-content: center; gap: 48px;
    margin-top: 72px; flex-wrap: wrap;
}
.od-metric { text-align: center; }
.od-metric-value {
    font-family: var(--font-d); font-size: 36px; font-weight: 800;
    background: linear-gradient(135deg, var(--od-accent), var(--od-accent2));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}
.od-metric-label { font-size: 13px; color: var(--od-muted); margin-top: 4px; }

/* ─── SECTIONS ─── */
.od-section {
    padding: 110px 24px; position: relative;
}
.od-section-alt {
    background: var(--od-surface);
}
.od-section-header {
    text-align: center; max-width: 680px;
    margin: 0 auto 70px;
}
.od-section-tag {
    display: inline-block; font-size: 12px; font-weight: 700;
    text-transform: uppercase; letter-spacing: 0.12em;
    color: var(--od-accent);
    background: rgba(var(--od-accent-rgb), 0.1);
    padding: 6px 18px; border-radius: 999px;
    margin-bottom: 18px;
}
.od-section-title {
    font-family: var(--font-d);
    font-size: clamp(30px, 4.5vw, 48px);
    font-weight: 800; letter-spacing: -0.02em;
    margin-bottom: 18px;
}
.od-section-subtitle {
    font-size: 17px; color: var(--od-muted); line-height: 1.7;
}

/* ─── SERVICES CARDS (Glassmorphism) ─── */
.od-services {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px; max-width: 1280px; margin: 0 auto;
}
.od-service {
    background: var(--od-glass);
    backdrop-filter: blur(var(--od-glass-blur));
    -webkit-backdrop-filter: blur(var(--od-glass-blur));
    border: 1px solid var(--od-glass-border);
    border-radius: 20px; padding: 36px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative; overflow: hidden;
}
.od-service::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, rgba(var(--od-accent-rgb), 0.5), transparent);
    opacity: 0; transition: opacity 0.4s;
}
.od-service:hover {
    transform: translateY(-8px);
    border-color: rgba(var(--od-accent-rgb), 0.25);
    box-shadow:
        0 20px 60px rgba(0,0,0,0.35),
        0 0 0 1px rgba(var(--od-accent-rgb), 0.1),
        inset 0 1px 0 rgba(255,255,255,0.04);
}
.od-service:hover::before { opacity: 1; }
.od-service-icon {
    width: 56px; height: 56px; border-radius: 16px;
    background: rgba(var(--od-accent-rgb), 0.1);
    display: flex; align-items: center; justify-content: center;
    font-size: 26px; color: var(--od-accent);
    margin-bottom: 22px;
    transition: transform 0.3s;
}
.od-service:hover .od-service-icon { transform: scale(1.1) rotate(-5deg); }
.od-service h3 {
    font-family: var(--font-d); font-size: 22px;
    font-weight: 700; margin-bottom: 12px;
}
.od-service p {
    font-size: 15px; color: var(--od-muted); line-height: 1.7;
}

/* ─── ABOUT / STATS ─── */
.od-about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px; max-width: 1200px; margin: 0 auto;
    align-items: center;
}
.od-about-text h2 {
    font-family: var(--font-d); font-size: 38px;
    font-weight: 800; margin-bottom: 20px;
}
.od-about-text p {
    font-size: 16px; color: var(--od-muted); line-height: 1.8;
    margin-bottom: 16px;
}
.od-stats-grid {
    display: grid; grid-template-columns: 1fr 1fr; gap: 20px;
}
.od-stat-card {
    background: var(--od-glass);
    backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--od-glass-border);
    border-radius: 18px; padding: 28px;
    text-align: center;
    transition: all 0.3s;
}
.od-stat-card:hover {
    transform: translateY(-4px);
    border-color: rgba(var(--od-accent-rgb), 0.3);
}
.od-stat-number {
    font-family: var(--font-d); font-size: 40px; font-weight: 900;
    color: var(--od-accent);
}
.od-stat-text {
    font-size: 14px; color: var(--od-muted); margin-top: 6px;
}

/* ─── GALLERY ─── */
.od-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px; max-width: 1280px; margin: 0 auto;
}
.od-gallery-item {
    border-radius: 18px; overflow: hidden;
    position: relative; aspect-ratio: 4/3;
    cursor: pointer;
    transition: all 0.4s;
}
.od-gallery-item img {
    width: 100%; height: 100%; object-fit: cover;
    transition: transform 0.6s;
}
.od-gallery-item:hover img { transform: scale(1.08); }
.od-gallery-item::after {
    content: ''; position: absolute; inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 60%);
    opacity: 0; transition: opacity 0.3s;
}
.od-gallery-item:hover::after { opacity: 1; }
.od-gallery-caption {
    position: absolute; bottom: 0; left: 0; right: 0;
    padding: 20px; z-index: 2;
    font-weight: 600; font-size: 15px;
    transform: translateY(10px);
    opacity: 0; transition: all 0.3s;
}
.od-gallery-item:hover .od-gallery-caption {
    transform: translateY(0); opacity: 1;
}

/* ─── TESTIMONIALS ─── */
.od-testimonials {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px; max-width: 1100px; margin: 0 auto;
}
.od-testimonial {
    background: var(--od-glass);
    backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--od-glass-border);
    border-radius: 20px; padding: 32px;
    position: relative;
    transition: all 0.3s;
}
.od-testimonial:hover {
    transform: translateY(-4px);
    border-color: rgba(var(--od-accent-rgb), 0.2);
}
.od-testimonial-stars {
    color: var(--od-accent); font-size: 16px; margin-bottom: 14px;
}
.od-testimonial p {
    font-size: 15px; color: var(--od-muted); line-height: 1.7;
    font-style: italic; margin-bottom: 16px;
}
.od-testimonial-author {
    font-weight: 700; font-size: 14px;
}
.od-testimonial-role {
    font-size: 12px; color: var(--od-muted);
}

/* ─── CONTACT ─── */
.od-contact-grid {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 40px; max-width: 1100px; margin: 0 auto;
}
.od-contact-form {
    background: var(--od-glass);
    backdrop-filter: blur(var(--od-glass-blur));
    -webkit-backdrop-filter: blur(var(--od-glass-blur));
    border: 1px solid var(--od-glass-border);
    border-radius: 20px; padding: 40px;
}
.od-contact-form h3 {
    font-family: var(--font-d); font-size: 24px;
    font-weight: 700; margin-bottom: 24px;
}
.od-form-group { margin-bottom: 18px; }
.od-form-label {
    font-size: 12px; font-weight: 600; color: var(--od-muted);
    text-transform: uppercase; letter-spacing: 0.05em;
    margin-bottom: 6px; display: block;
}
.od-form-input {
    width: 100%; padding: 12px 16px;
    background: rgba(10, 11, 16, 0.8);
    border: 1px solid var(--od-border);
    border-radius: 12px; color: var(--od-text);
    font-size: 15px; font-family: var(--font);
    transition: border-color 0.3s, box-shadow 0.3s;
}
.od-form-input:focus {
    outline: none; border-color: var(--od-accent);
    box-shadow: 0 0 0 4px rgba(var(--od-accent-rgb), 0.1);
}
.od-form-textarea {
    resize: vertical; min-height: 120px;
}
.od-form-submit {
    width: 100%; padding: 14px;
    background: linear-gradient(135deg, var(--od-accent), #d97706);
    color: #000; font-weight: 700; font-size: 16px;
    border: none; border-radius: 12px;
    cursor: pointer; transition: all 0.3s;
    display: flex; align-items: center; justify-content: center; gap: 8px;
}
.od-form-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(var(--od-accent-rgb), 0.3);
}
.od-contact-info { display: flex; flex-direction: column; gap: 24px; }
.od-info-card {
    background: var(--od-glass);
    backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--od-glass-border);
    border-radius: 18px; padding: 28px;
    display: flex; align-items: flex-start; gap: 16px;
    transition: all 0.3s;
}
.od-info-card:hover {
    border-color: rgba(var(--od-accent-rgb), 0.25);
    transform: translateX(4px);
}
.od-info-icon {
    width: 48px; height: 48px; flex-shrink: 0;
    border-radius: 14px;
    background: rgba(var(--od-accent-rgb), 0.1);
    display: flex; align-items: center; justify-content: center;
    font-size: 22px; color: var(--od-accent);
}
.od-info-title {
    font-weight: 700; font-size: 16px; margin-bottom: 4px;
}
.od-info-text {
    font-size: 14px; color: var(--od-muted); line-height: 1.6;
}

/* ─── CTA SECTION ─── */
.od-cta {
    text-align: center; padding: 120px 24px;
    position: relative; overflow: hidden;
}
.od-cta::before {
    content: ''; position: absolute; inset: 0;
    background: radial-gradient(ellipse at center, rgba(var(--od-accent-rgb), 0.08) 0%, transparent 70%);
}
.od-cta-content { position: relative; z-index: 2; }
.od-cta h2 {
    font-family: var(--font-d);
    font-size: clamp(30px, 4.5vw, 48px);
    font-weight: 800; margin-bottom: 18px;
}
.od-cta p {
    font-size: 17px; color: var(--od-muted);
    margin-bottom: 36px; max-width: 520px; margin-inline: auto;
}

/* ─── FOOTER ─── */
.od-footer {
    border-top: 1px solid var(--od-border);
    padding: 48px 24px;
}
.od-footer-inner {
    max-width: 1200px; margin: 0 auto;
    display: flex; justify-content: space-between;
    align-items: center; flex-wrap: wrap; gap: 20px;
}
.od-footer-brand {
    font-family: var(--font-d); font-weight: 800;
    font-size: 18px; color: var(--od-accent);
    display: flex; align-items: center; gap: 8px;
}
.od-footer-links { display: flex; gap: 24px; }
.od-footer-links a {
    font-size: 14px; color: var(--od-muted);
    transition: color 0.3s;
}
.od-footer-links a:hover { color: var(--od-accent); }
.od-footer-copy {
    font-size: 13px; color: var(--od-muted);
    text-align: center; margin-top: 24px;
}
.od-footer-social { display: flex; gap: 12px; }
.od-footer-social a {
    width: 40px; height: 40px; border-radius: 12px;
    background: rgba(var(--od-accent-rgb), 0.08);
    border: 1px solid var(--od-glass-border);
    display: flex; align-items: center; justify-content: center;
    color: var(--od-muted); font-size: 18px;
    transition: all 0.3s;
}
.od-footer-social a:hover {
    color: var(--od-accent);
    border-color: rgba(var(--od-accent-rgb), 0.3);
    transform: translateY(-2px);
}

/* ─── SCROLL REVEAL ─── */
.od-reveal {
    opacity: 0; transform: translateY(50px);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}
.od-reveal.visible { opacity: 1; transform: translateY(0); }
.od-reveal-delay-1 { transition-delay: 0.1s; }
.od-reveal-delay-2 { transition-delay: 0.2s; }
.od-reveal-delay-3 { transition-delay: 0.3s; }

/* ─── PARTICLES CANVAS ─── */
#particles {
    position: fixed; top: 0; left: 0;
    width: 100%; height: 100%;
    pointer-events: none; z-index: 0;
}

/* ─── FLASH MESSAGES ─── */
.od-flash {
    position: fixed; top: 90px; right: 24px; z-index: 9999;
    padding: 14px 24px; border-radius: 14px;
    font-size: 14px; font-weight: 600;
    background: var(--od-glass);
    backdrop-filter: blur(16px);
    border: 1px solid rgba(var(--od-accent3-rgb), 0.3);
    color: var(--od-accent3);
    animation: flashIn 0.4s ease-out;
    box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}
.od-flash-error {
    border-color: rgba(var(--od-accent2-rgb), 0.3);
    color: var(--od-accent2);
}
@keyframes flashIn {
    from { opacity: 0; transform: translateX(40px); }
    to { opacity: 1; transform: translateX(0); }
}

/* ─── MOBILE NAV OVERLAY ─── */
.od-mobile-menu {
    position: fixed; inset: 0; z-index: 999;
    background: rgba(7, 8, 12, 0.95);
    backdrop-filter: blur(24px);
    display: flex; flex-direction: column;
    align-items: center; justify-content: center; gap: 24px;
    opacity: 0; pointer-events: none;
    transition: opacity 0.3s;
}
.od-mobile-menu.active { opacity: 1; pointer-events: all; }
.od-mobile-menu a {
    font-family: var(--font-d); font-size: 28px;
    font-weight: 700; color: var(--od-text);
    transition: color 0.3s;
}
.od-mobile-menu a:hover { color: var(--od-accent); }
.od-mobile-close {
    position: absolute; top: 24px; right: 24px;
    background: none; border: none;
    color: var(--od-text); font-size: 32px;
    cursor: pointer;
}

/* ─── RESPONSIVE ─── */
@media (max-width: 992px) {
    .od-nav-links { display: none; }
    .od-hamburger { display: block; }
    .od-about-grid { grid-template-columns: 1fr; gap: 40px; }
    .od-contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    .od-hero h1 { font-size: clamp(32px, 8vw, 48px); }
    .od-hero p { font-size: 16px; }
    .od-metrics { gap: 24px; }
    .od-metric-value { font-size: 28px; }
    .od-services { grid-template-columns: 1fr; }
    .od-gallery { grid-template-columns: repeat(2, 1fr); }
    .od-section { padding: 80px 20px; }
    .od-stats-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
    .od-stat-number { font-size: 30px; }
    .od-testimonials { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
    .od-nav-inner { padding: 12px 16px; }
    .od-nav-brand { font-size: 18px; }
    .od-hero-actions { flex-direction: column; align-items: center; }
    .btn-od-primary, .btn-od-glass { width: 100%; justify-content: center; }
    .od-gallery { grid-template-columns: 1fr; }
    .od-footer-inner { flex-direction: column; text-align: center; }
}