/* CSS Variables - LexWeb Agency */
:root {
    /* Color Palette - Techno-Corporate */
    --color-primary-dark: #0a0f18;   /* Deep Tech Black */
    --color-primary: #121c2d;        /* Dark Blue Grey */
    --color-accent: #3b82f6;         /* Electric Blue */
    --color-accent-hover: #2563eb; 
    --color-accent-secondary: #0ea5e9; /* Light blue accent */
    
    --color-text-main: #1f2937;
    --color-text-muted: #6b7280;
    --color-text-light: #f8fafc;
    --color-bg-light: #f3f4f6;
    --color-bg-white: #ffffff;
    
    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Utilities */
    --transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    --transition-slow: all 0.4s ease;
    --border-radius-sm: 6px;
    --border-radius: 12px;
    --border-radius-lg: 24px;
    --shadow-soft: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    --shadow-strong: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-glow: 0 0 20px rgba(59, 130, 246, 0.3);
}

/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    color: var(--color-text-main);
    line-height: 1.6;
    background-color: var(--color-bg-light);
}

h1, h2, h3, h4, h5 {
    font-family: var(--font-heading);
    color: var(--color-primary);
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-slow);
}

ul {
    list-style: none;
}

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

.py-section { padding: 6rem 0; }
.text-center { text-align: center; }
.text-light { color: var(--color-text-light); }
.text-light h2, .text-light h3, .text-light h4 { color: var(--color-text-light); }
.text-accent { color: var(--color-accent); }
.bg-dark { background-color: var(--color-primary-dark); }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.8rem 2rem;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.05rem;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--color-accent);
    color: #fff;
    box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
    background-color: var(--color-accent-hover);
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(37, 99, 235, 0.4);
}

.btn-outline {
    background-color: transparent;
    border-color: #fff;
    color: #fff;
}

.btn-outline:hover {
    background-color: #fff;
    color: var(--color-primary);
}

.btn-outline-dark {
    background-color: transparent;
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.btn-outline-dark:hover {
    background-color: var(--color-primary);
    color: #fff;
}

.btn-block {
    width: 100%;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(0,0,0,0.05);
    transition: var(--transition-slow);
}

.header.scrolled {
    background-color: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-soft);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    font-size: 1.5rem;
    font-family: var(--font-heading);
    font-weight: 800;
    color: var(--color-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo i {
    color: var(--color-accent);
}

.logo span {
    color: var(--color-accent);
}

.nav-list {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

.nav-link {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--color-text-main);
}

.nav-link:hover {
    color: var(--color-accent);
}

.btn-header {
    background-color: var(--color-primary);
    color: #fff !important;
    padding: 0.6rem 1.5rem;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
}

.btn-header:hover {
    background-color: var(--color-accent);
}

.mobile-menu-btn {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--color-primary);
}

/* Hero Section */
.hero {
    position: relative;
    padding-top: 120px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: url('images/hero.png') center/cover no-repeat;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(10, 15, 24, 0.95) 0%, rgba(10, 15, 24, 0.7) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
}

.badge {
    display: inline-block;
    background: rgba(59, 130, 246, 0.15);
    color: var(--color-accent-secondary);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(59, 130, 246, 0.3);
}

.hero-text {
    max-width: 700px;
}

.hero-text h1 {
    color: #fff;
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: 1.5rem;
    font-weight: 800;
}

.hero-text p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
}

/* Trust Logos */
.trust-section {
    background-color: var(--color-primary);
    padding: 2rem 0;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.trust-text {
    color: rgba(255,255,255,0.5);
    font-size: 0.9rem;
    margin-bottom: 1rem;
    font-weight: 500;
}

.tech-logos {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
    font-size: 2.5rem;
    color: rgba(255,255,255,0.3);
}

.tech-logos i {
    transition: var(--transition);
}

.tech-logos i:hover {
    color: rgba(255,255,255,0.8);
    transform: scale(1.1);
}

/* Benefits Section */
.section-title {
    margin-bottom: 4rem;
}

.section-title h2 {
    font-size: 2.8rem;
    margin-bottom: 1rem;
}

.section-title p {
    color: var(--color-text-muted);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.benefit-card {
    background: var(--color-bg-white);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(0,0,0,0.03);
    transition: var(--transition);
}

.benefit-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-strong);
    border-color: rgba(59, 130, 246, 0.2);
}

.b-icon {
    width: 60px;
    height: 60px;
    background: rgba(59, 130, 246, 0.1);
    color: var(--color-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    border-radius: var(--border-radius-sm);
    margin-bottom: 1.5rem;
}

.benefit-card h3 {
    margin-bottom: 1rem;
    font-size: 1.4rem;
}

.benefit-card p {
    color: var(--color-text-muted);
}

/* Features */
.container-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.feature-text .subtitle {
    color: var(--color-accent-secondary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    display: block;
    margin-bottom: 1rem;
}

.feature-text h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.feature-text > p {
    color: rgba(255,255,255,0.7);
    margin-bottom: 2.5rem;
    font-size: 1.1rem;
}

.feature-list li {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1.8rem;
}

.feature-list i {
    font-size: 1.8rem;
    margin-top: 0.2rem;
}

.feature-list h4 {
    font-size: 1.2rem;
    margin-bottom: 0.4rem;
}

.feature-list p {
    color: rgba(255,255,255,0.6);
}

/* Code Window decorative element */
.code-window {
    background: #1e1e1e;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255,255,255,0.1);
}

.window-header {
    background: #2d2d2d;
    padding: 10px 15px;
    display: flex;
    gap: 8px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}
.dot.red { background: #ff5f56; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #27c93f; }

.window-body {
    padding: 2rem;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.95rem;
    overflow-x: auto;
}

.window-body pre {
    color: #e6e6e6;
}
.window-body .tag { color: #569cd6; }
.window-body .attr { color: #9cdcfe; }
.window-body .string { color: #ce9178; }

/* Pricing */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2.5rem;
    max-width: 900px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--color-bg-white);
    padding: 3rem 2rem;
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(0,0,0,0.05);
    box-shadow: var(--shadow-soft);
    position: relative;
    transition: var(--transition);
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-strong);
}

.pricing-card.popular {
    border: 2px solid var(--color-accent);
    transform: scale(1.03);
}

.pricing-card.popular:hover {
    transform: scale(1.05) translateY(-5px);
}

.popular-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-accent);
    color: #fff;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.pricing-card h3 {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}

.price-desc {
    color: var(--color-text-muted);
    margin-bottom: 2rem;
}

.price {
    display: flex;
    align-items: baseline;
    margin-bottom: 2rem;
    color: var(--color-primary);
}

.currency { font-size: 1.5rem; font-weight: 700; }
.amount { font-size: 3.5rem; font-weight: 800; }
.period { font-size: 1rem; color: var(--color-text-muted); margin-left: 5px; }

.pricing-features {
    margin-bottom: 2.5rem;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 1rem;
    color: var(--color-text-main);
}

.pricing-features li i.fa-check { color: #10b981; }
.pricing-features li.disabled { color: var(--color-text-muted); opacity: 0.6; }
.pricing-features li.disabled i { color: #ef4444; }

/* Contact Section */
.contact {
    background-color: var(--color-primary);
    position: relative;
    overflow: hidden;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.15) 0%, rgba(10, 15, 24, 0) 70%);
    border-radius: 50%;
    transform: translate(-30%, -30%);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    position: relative;
    z-index: 2;
}

.contact-info h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.contact-info > p {
    color: rgba(255,255,255,0.7);
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

.contact-stat {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: var(--border-radius);
    border-left: 4px solid var(--color-accent);
}

.contact-stat h3 {
    font-size: 3rem;
    color: var(--color-accent-secondary);
    margin-bottom: 0.5rem;
}

.contact-stat p {
    color: rgba(255,255,255,0.8);
}

.contact-form {
    background: #fff;
    padding: 3rem;
    border-radius: var(--border-radius-lg);
    box-shadow: 0 25px 50px rgba(0,0,0,0.3);
    color: var(--color-text-main);
}

.contact-form h3 {
    font-size: 1.8rem;
    margin-bottom: 2rem;
    text-align: center;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--color-text-main);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid #e2e8f0;
    border-radius: var(--border-radius-sm);
    font-family: inherit;
    font-size: 1rem;
    background: #f8fafc;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-status {
    margin-top: 1rem;
    text-align: center;
    font-weight: 600;
}

/* Footer */
.footer {
    background-color: var(--color-primary-dark);
    padding-top: 4rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.logo-footer {
    font-size: 1.8rem;
    font-family: var(--font-heading);
    font-weight: 800;
    color: #fff;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.logo-footer span { color: var(--color-accent); }
.logo-footer i { color: var(--color-accent); }

.footer-brand p {
    color: rgba(255,255,255,0.6);
    max-width: 300px;
}

.footer h4 {
    color: #fff;
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
}

.footer-links ul li {
    margin-bottom: 0.8rem;
}

.footer-links a {
    color: rgba(255,255,255,0.6);
}

.footer-links a:hover {
    color: var(--color-accent);
}

.social-icons {
    display: flex;
    gap: 1rem;
}

.social-icons a {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: #fff;
}

.social-icons a:hover {
    background: var(--color-accent);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.05);
    padding: 1.5rem 0;
    text-align: center;
    color: rgba(255,255,255,0.4);
    font-size: 0.9rem;
}

/* Floating Action Button WhatsApp */
.fab-whatsapp-sticky {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: #25D366;
    color: #fff;
    width: 65px;
    height: 65px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2.2rem;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    transition: var(--transition);
    animation: pulse 2s infinite;
}

.fab-whatsapp-sticky:hover {
    transform: scale(1.1) translateY(-5px);
    background-color: #20bd5a;
    color: #fff;
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.6);
    animation: none;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
    }
    70% {
        box-shadow: 0 0 0 15px rgba(37, 211, 102, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

/* Responsive */
@media (max-width: 1024px) {
    .container-features, .contact-wrapper {
        grid-template-columns: 1fr;
    }
    
    .pricing-card.popular {
        transform: scale(1);
    }
    .pricing-card.popular:hover {
        transform: translateY(-10px);
    }
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: block;
    }
    
    .nav-list {
        position: fixed;
        top: 80px;
        left: 0;
        width: 100%;
        height: 0;
        background: #fff;
        flex-direction: column;
        justify-content: center;
        gap: 2rem;
        overflow: hidden;
        transition: var(--transition-slow);
        box-shadow: 0 10px 15px rgba(0,0,0,0.05);
    }
    
    .nav-list.active {
        height: calc(100vh - 80px);
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .hero-text h1 {
        font-size: 2.2rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .contact-form {
        padding: 2rem;
    }
}