/* ==========================================================================
   Design System & Variables
   ========================================================================== */
:root {
    --bg-main: #070a13;
    --bg-card: rgba(17, 25, 46, 0.65);
    --bg-nav: rgba(7, 10, 19, 0.75);
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    
    /* Harmonious gradients & branding colors */
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --accent-purple: #7c3aed;
    --accent-cyan: #0891b2;
    --border-color: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(59, 130, 246, 0.4);
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.15);
    --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.5);
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Plus Jakarta Sans', sans-serif;
    --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ==========================================================================
   Global Resets & Structure
   ========================================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    background-color: var(--bg-main);
    color: var(--text-primary);
}

body {
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* Background gradient blobs */
body::before, body::after {
    content: '';
    position: absolute;
    width: 450px;
    height: 450px;
    border-radius: 50%;
    z-index: -10;
    filter: blur(140px);
    opacity: 0.35;
    pointer-events: none;
}
body::before {
    top: 5%;
    left: -10%;
    background: radial-gradient(circle, var(--primary), transparent 70%);
}
body::after {
    top: 45%;
    right: -10%;
    background: radial-gradient(circle, var(--accent-purple), transparent 70%);
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

.section {
    padding: 100px 0;
}

/* ==========================================================================
   Typography & Common UI Elements
   ========================================================================== */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.gradient-text {
    background: linear-gradient(135deg, #60a5fa 0%, #a78bfa 50%, #22d3ee 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(37, 99, 235, 0.15);
    border: 1px solid rgba(37, 99, 235, 0.3);
    color: #93c5fd;
    padding: 6px 14px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 24px;
}

.section-tag {
    display: inline-block;
    color: var(--accent-cyan);
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.1em;
    margin-bottom: 12px;
}

.section-title {
    font-size: 2.5rem;
    line-height: 1.2;
    margin-bottom: 16px;
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 650px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1rem;
    padding: 14px 28px;
    border-radius: 12px;
    cursor: pointer;
    transition: var(--transition-smooth);
    text-decoration: none;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent-purple) 100%);
    color: #ffffff;
    box-shadow: 0 4px 20px rgba(124, 58, 237, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(124, 58, 237, 0.5);
    filter: brightness(1.1);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
    border-color: var(--border-hover);
}

.btn-block {
    display: flex;
    justify-content: center;
    width: 100%;
}

/* Glassmorphism Card base */
.glass-card {
    background: var(--bg-card);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    box-shadow: var(--shadow-md);
}

/* ==========================================================================
   Header / Navbar
   ========================================================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: var(--bg-nav);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-smooth);
}

.header.scrolled {
    padding: 12px 0;
    box-shadow: var(--shadow-sm);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    transition: var(--transition-smooth);
}

.header.scrolled .header-container {
    padding: 12px 0;
}

.logo {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.6rem;
    color: var(--text-primary);
    text-decoration: none;
    letter-spacing: -0.03em;
}

.nav {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-smooth);
    position: relative;
    padding: 6px 0;
}

.nav-link:hover, .nav-link.active {
    color: var(--text-primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--accent-cyan));
    transition: var(--transition-smooth);
}

.nav-link:hover::after, .nav-link.active::after {
    width: 100%;
}

.nav-btn {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, rgba(124, 58, 237, 0.1) 100%);
    border: 1px solid rgba(59, 130, 246, 0.3);
    color: #93c5fd;
    padding: 10px 20px;
    border-radius: 10px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition-smooth);
}

.nav-btn:hover {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent-purple) 100%);
    color: #ffffff;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.2);
    transform: translateY(-1px);
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
    padding: 160px 0 100px;
    min-height: 90vh;
    display: flex;
    align-items: center;
}

.hero-container {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 60px;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.15;
    margin-bottom: 20px;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 580px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 50px;
}

.hero-stats {
    display: flex;
    gap: 40px;
    border-top: 1px solid var(--border-color);
    padding-top: 30px;
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--text-primary);
}

.stat-suffix {
    color: var(--accent-cyan);
    font-weight: 800;
    font-size: 1.5rem;
    margin-left: 2px;
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 4px;
}

.hero-image-wrapper {
    position: relative;
    border-radius: 28px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    aspect-ratio: 1/1;
}

.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.hero-image-wrapper:hover .hero-image {
    transform: scale(1.03);
}

.glow-effect {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(59, 130, 246, 0.15) 0%, transparent 60%);
    pointer-events: none;
}

/* ==========================================================================
   Services Section
   ========================================================================== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 40px 30px;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--accent-purple));
    opacity: 0;
    transition: var(--transition-smooth);
}

.service-card:hover {
    transform: translateY(-8px);
    border-color: var(--border-hover);
    box-shadow: var(--shadow-lg);
}

.service-card:hover::before {
    opacity: 1;
}

.card-icon {
    width: 60px;
    height: 60px;
    border-radius: 16px;
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 24px;
    transition: var(--transition-smooth);
}

.service-card:hover .card-icon {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent-purple) 100%);
    color: #ffffff;
    box-shadow: 0 4px 15px rgba(124, 58, 237, 0.3);
}

.card-title {
    font-size: 1.3rem;
    margin-bottom: 12px;
}

.card-text {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 24px;
    line-height: 1.5;
}

.card-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
    font-size: 0.88rem;
    color: var(--text-primary);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 16px;
}

.card-features li {
    display: flex;
    align-items: center;
    gap: 10px;
}

.card-features li i {
    color: var(--accent-cyan);
}

/* ==========================================================================
   Process Section (Timeline)
   ========================================================================== */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding: 40px 0;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 40px;
    width: 2px;
    background: linear-gradient(180deg, var(--primary) 0%, var(--accent-purple) 50%, var(--accent-cyan) 100%);
}

.timeline-item {
    position: relative;
    margin-bottom: 50px;
    padding-left: 90px;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-dot {
    position: absolute;
    left: 20px;
    top: 0;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: var(--bg-main);
    border: 2px solid var(--primary);
    color: var(--text-primary);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
    transition: var(--transition-smooth);
    box-shadow: 0 0 10px rgba(59, 130, 246, 0.3);
}

.timeline-item:hover .timeline-dot {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent-purple) 100%);
    border-color: transparent;
    transform: scale(1.1);
    box-shadow: 0 0 20px rgba(124, 58, 237, 0.5);
}

.timeline-content {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    padding: 30px;
    border-radius: 18px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
}

.timeline-content:hover {
    border-color: var(--border-hover);
    transform: translateX(5px);
}

.timeline-content h3 {
    font-size: 1.25rem;
    margin-bottom: 8px;
}

.timeline-content p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* ==========================================================================
   Garantias Section
   ========================================================================== */
.garantias-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
    align-items: center;
}

.garantias-list {
    display: flex;
    flex-direction: column;
    gap: 30px;
    margin-top: 40px;
}

.garantia-item {
    display: flex;
    gap: 20px;
}

.garantia-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: rgba(8, 145, 178, 0.1);
    color: var(--accent-cyan);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.garantia-item h4 {
    font-size: 1.15rem;
    margin-bottom: 6px;
}

.garantia-item p {
    color: var(--text-secondary);
    font-size: 0.92rem;
}

.info-card {
    padding: 40px;
    border-color: rgba(124, 58, 237, 0.2);
    box-shadow: 0 8px 32px rgba(124, 58, 237, 0.05);
}

.info-card h3 {
    font-size: 1.5rem;
    margin-bottom: 16px;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent-cyan) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.info-card p {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-bottom: 30px;
}

.stats-mini {
    display: flex;
    gap: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 24px;
}

.mini-stat h5 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--accent-cyan);
}

.mini-stat span {
    color: var(--text-muted);
    font-size: 0.8rem;
}

/* ==========================================================================
   Contact / Pricing Estimator Section
   ========================================================================== */
.contact-container {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 60px;
    align-items: center;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-top: 30px;
}

.contact-detail-item {
    display: flex;
    align-items: center;
    gap: 16px;
}

.contact-detail-item i {
    font-size: 1.3rem;
    color: var(--primary);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(37, 99, 235, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-detail-item span {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.contact-detail-item p {
    font-weight: 600;
    color: var(--text-primary);
}

.contact-form {
    padding: 40px;
}

.form-title {
    font-size: 1.6rem;
    margin-bottom: 24px;
    text-align: center;
}

.form-group {
    margin-bottom: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

input, select {
    width: 100%;
    background: rgba(7, 10, 19, 0.5);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 12px 16px;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.92rem;
    transition: var(--transition-smooth);
}

input:focus, select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 10px rgba(37, 99, 235, 0.25);
    background: rgba(7, 10, 19, 0.8);
}

.price-estimation {
    background: rgba(37, 99, 235, 0.08);
    border: 1px dashed rgba(37, 99, 235, 0.3);
    border-radius: 14px;
    padding: 20px;
    text-align: center;
    margin: 24px 0;
    transition: var(--transition-smooth);
}

.price-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.price-value-container {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 4px;
    margin: 8px 0;
}

.price-currency {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--accent-cyan);
}

.price-amount {
    font-size: 2.5rem;
    font-weight: 800;
    font-family: var(--font-heading);
    color: var(--text-primary);
}

.price-disclaimer {
    font-size: 0.75rem;
    color: var(--text-muted);
    display: block;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    border-top: 1px solid var(--border-color);
    background: #04060d;
    padding: 80px 0 30px;
}

.footer-container {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 50px;
}

.footer-about p {
    color: var(--text-secondary);
    font-size: 0.92rem;
    margin-top: 16px;
    max-width: 300px;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links h4 {
    font-size: 1.1rem;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition-smooth);
}

.footer-links a:hover {
    color: var(--accent-cyan);
    transform: translateX(2px);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 30px;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* ==========================================================================
   Animations & Interactive Elements
   ========================================================================== */
/* Scroll-reveal utility classes */
.scroll-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-left {
    animation: fadeInLeft 1.2s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.fade-in-right {
    animation: fadeInRight 1.2s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Toast Notifications */
.toast {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 2000;
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--accent-cyan);
    border-radius: 14px;
    padding: 20px;
    box-shadow: var(--shadow-lg);
    transform: translateY(150%);
    transition: var(--transition-smooth);
}

.toast.show {
    transform: translateY(0);
}

.toast-content {
    display: flex;
    align-items: center;
    gap: 16px;
}

.toast-icon {
    font-size: 1.8rem;
    color: var(--accent-cyan);
}

.toast h5 {
    font-size: 1rem;
    margin-bottom: 4px;
}

.toast p {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

/* ==========================================================================
   Responsive Media Queries
   ========================================================================== */
@media (max-width: 992px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }
    
    .hero-title {
        font-size: 2.8rem;
    }
    
    .hero-subtitle {
        margin: 0 auto 30px;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-image-wrapper {
        max-width: 450px;
        margin: 0 auto;
    }
    
    .garantias-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .contact-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .section {
        padding: 60px 0;
    }
    
    .mobile-toggle {
        display: block;
    }
    
    .nav {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--bg-nav);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border-bottom: 1px solid var(--border-color);
        flex-direction: column;
        padding: 30px 0;
        gap: 20px;
        transform: translateY(-150%);
        opacity: 0;
        pointer-events: none;
        transition: var(--transition-smooth);
    }
    
    .nav.open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item {
        padding-left: 50px;
    }
    
    .timeline-dot {
        left: 0;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .footer-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}