/* ============================================
   SocialAI - Premium Landing Page Styles
   Colombian Tricolor Design System
   ============================================ */

/* CSS Variables - Brand Tokens */
:root {
    /* Primary Colors - Colombian Flag */
    --gold: #F4C430;
    --gold-light: #FFD95A;
    --gold-dark: #D4A428;
    --navy: #1A365D;
    --navy-light: #2D4A7C;
    --navy-dark: #0F172A;
    --red: #C53030;
    --red-light: #E53E3E;
    
    /* Neutral Colors */
    --white: #FFFFFF;
    --gray-50: #F8FAFC;
    --gray-100: #F1F5F9;
    --gray-200: #E2E8F0;
    --gray-300: #CBD5E1;
    --gray-400: #94A3B8;
    --gray-500: #64748B;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1E293B;
    --gray-900: #0F172A;
    
    /* Functional Colors */
    --success: #059669;
    --error: #DC2626;
    
    /* Typography */
    --font-display: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04);
    --shadow-glow: 0 0 40px rgba(244, 196, 48, 0.3);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
}

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

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

body {
    font-family: var(--font-body);
    background: var(--navy-dark);
    color: var(--gray-100);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Background Pattern */
.bg-pattern {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('assets/pattern.png');
    background-repeat: repeat;
    opacity: 0.03;
    pointer-events: none;
    z-index: 0;
}

/* Container */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
}

.gradient-text {
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ============================================
   Navigation
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--space-md) 0;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255,255,255,0.05);
    transition: var(--transition-base);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: inline-flex;
    align-items: center;
}

.logo-img {
    height: 88px;
    width: 88px;
    object-fit: cover;
    object-position: center;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
    list-style: none;
}

.nav-link {
    color: var(--gray-300);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

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

.nav-cta {
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
    color: var(--navy-dark) !important;
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-full);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition-base);
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 2px;
    background: var(--white);
    transition: var(--transition-fast);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
    padding: calc(80px + var(--space-3xl)) var(--space-lg) var(--space-3xl);
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: rgba(244, 196, 48, 0.1);
    border: 1px solid rgba(244, 196, 48, 0.3);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    color: var(--gold);
    margin-bottom: var(--space-lg);
}

.pulse {
    width: 8px;
    height: 8px;
    background: var(--red);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: var(--space-lg);
    color: var(--white);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--gray-400);
    margin-bottom: var(--space-xl);
    max-width: 540px;
}

.hero-ctas {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-3xl);
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-lg);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: var(--transition-base);
}

.btn-primary {
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
    color: var(--navy-dark);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 40px rgba(244, 196, 48, 0.4);
}

.btn-secondary {
    background: rgba(255,255,255,0.05);
    color: var(--white);
    border: 1px solid rgba(255,255,255,0.1);
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.2);
}

.btn-whatsapp {
    background: #25D366;
    color: var(--white);
}

.btn-whatsapp:hover {
    background: #20BD5A;
    transform: translateY(-3px);
}

.btn-large {
    padding: var(--space-lg) var(--space-2xl);
    font-size: 1.1rem;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

.btn-icon {
    width: 20px;
    height: 20px;
}

/* Hero Stats */
.hero-stats {
    display: flex;
    gap: var(--space-2xl);
}

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

.stat-number {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--gold);
}

.stat-suffix {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--gold);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--gray-500);
}

/* Hero Visual */
.hero-visual {
    position: relative;
}

.hero-image-container {
    position: relative;
}

.hero-image {
    width: 100%;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
}

/* Floating Cards */
.floating-card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    background: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(10px);
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255,255,255,0.1);
    animation: float 3s ease-in-out infinite;
}

.card-1 { top: 10%; left: -20px; animation-delay: 0s; }
.card-2 { top: 40%; right: -30px; animation-delay: 0.5s; }
.card-3 { bottom: 15%; left: 10%; animation-delay: 1s; }

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.card-icon {
    font-size: 1.5rem;
}

.card-text {
    display: flex;
    flex-direction: column;
}

.card-title {
    font-size: 0.75rem;
    color: var(--gray-400);
}

.card-value {
    font-weight: 600;
    color: var(--gold);
}

/* ============================================
   Section Styles
   ============================================ */
section {
    padding: var(--space-4xl) 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.section-badge {
    display: inline-block;
    background: rgba(244, 196, 48, 0.1);
    color: var(--gold);
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--space-md);
}

/* ============================================
   Services Section
   ============================================ */
.services {
    background: linear-gradient(180deg, var(--navy-dark) 0%, var(--navy) 100%);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-xl);
}

.service-card {
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--gold) 0%, var(--red) 100%);
    opacity: 0;
    transition: var(--transition-base);
}

.service-card:hover {
    transform: translateY(-8px);
    border-color: rgba(244, 196, 48, 0.3);
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

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

.service-card.featured {
    border-color: rgba(244, 196, 48, 0.3);
    background: linear-gradient(135deg, rgba(244, 196, 48, 0.05) 0%, rgba(26, 54, 93, 0.3) 100%);
}

.featured-badge {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    background: var(--gold);
    color: var(--navy-dark);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 700;
}

.service-icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-md);
}

.service-title {
    font-size: 1.5rem;
    margin-bottom: var(--space-md);
    color: var(--white);
}

.service-card p {
    color: var(--gray-400);
    margin-bottom: var(--space-lg);
}

.service-features {
    list-style: none;
}

.service-features li {
    padding: var(--space-xs) 0;
    color: var(--gray-300);
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.service-features li::before {
    content: '✓';
    color: var(--gold);
    font-weight: bold;
}

/* ============================================
   Sectors Section
   ============================================ */
.sectors {
    background: var(--navy);
}

.sectors-tabs {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
    flex-wrap: wrap;
}

.tab-btn {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    color: var(--gray-300);
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-full);
    font-family: var(--font-body);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-base);
}

.tab-btn:hover {
    background: rgba(255,255,255,0.1);
}

.tab-btn.active {
    background: var(--gold);
    color: var(--navy-dark);
    border-color: var(--gold);
}

.sectors-content {
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
}

.tab-panel {
    display: none;
}

.tab-panel.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.tab-panel h3 {
    font-size: 1.75rem;
    margin-bottom: var(--space-md);
    color: var(--gold);
}

.tab-panel p {
    color: var(--gray-300);
    margin-bottom: var(--space-lg);
    max-width: 700px;
}

.panel-partners {
    color: var(--gray-500);
    font-size: 0.9rem;
}

/* ============================================
   About Section
   ============================================ */
.about {
    background: linear-gradient(180deg, var(--navy) 0%, var(--navy-dark) 100%);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.about-content p {
    color: var(--gray-400);
    margin-bottom: var(--space-md);
}

.about-values {
    display: flex;
    gap: var(--space-xl);
    margin-top: var(--space-xl);
}

.value {
    text-align: center;
}

.value-icon {
    font-size: 2rem;
    margin-bottom: var(--space-sm);
}

.value h4 {
    color: var(--gold);
    font-size: 1rem;
}

.about-image {
    width: 100%;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
}

/* ============================================
   Mission Control Embed
   ============================================ */
.mission-control {
    background:
        radial-gradient(circle at 15% 20%, rgba(244, 196, 48, 0.12), transparent 35%),
        radial-gradient(circle at 85% 80%, rgba(26, 54, 93, 0.45), transparent 40%),
        linear-gradient(180deg, var(--navy-dark) 0%, var(--navy) 100%);
}

.mission-copy {
    max-width: 820px;
    margin: 0 auto;
    color: var(--gray-300);
    font-size: 1.1rem;
}

.mission-frame-wrap {
    position: relative;
    border-radius: var(--radius-xl);
    border: 1px solid rgba(244, 196, 48, 0.32);
    overflow: hidden;
    box-shadow: 0 30px 70px rgba(0, 0, 0, 0.45);
    background: rgba(15, 23, 42, 0.7);
}

.mission-frame-wrap::before {
    content: '';
    position: absolute;
    inset: 0;
    border-top: 4px solid var(--gold);
    pointer-events: none;
    z-index: 2;
}

.mission-frame {
    width: 100%;
    height: 760px;
    border: none;
    background: #0f172a;
}

.mission-actions {
    margin-top: var(--space-xl);
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    flex-wrap: wrap;
}

/* ============================================
   CTA Section
   ============================================ */
.cta-section {
    background: linear-gradient(135deg, var(--navy) 0%, var(--navy-dark) 50%, var(--navy) 100%);
    text-align: center;
    padding: var(--space-4xl) var(--space-lg);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(244, 196, 48, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.cta-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--space-md);
}

.cta-section p {
    color: var(--gray-400);
    margin-bottom: var(--space-xl);
    font-size: 1.1rem;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    flex-wrap: wrap;
}

/* ============================================
   Contact Section
   ============================================ */
.contact {
    background: var(--navy-dark);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
}

.contact-details {
    margin-top: var(--space-xl);
}

.contact-item {
    padding: var(--space-md) 0;
    color: var(--gray-300);
    font-size: 1.1rem;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.contact-form {
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
}

.form-group {
    margin-bottom: var(--space-lg);
}

.form-group label {
    display: block;
    margin-bottom: var(--space-sm);
    color: var(--gray-300);
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--space-md);
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-md);
    color: var(--white);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--gold);
    box-shadow: 0 0 0 3px rgba(244, 196, 48, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--gray-500);
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--gray-900);
    padding: var(--space-2xl) 0;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-content {
    text-align: center;
    color: var(--gray-500);
}

.footer-content p {
    margin: var(--space-sm) 0;
}

/* ============================================
   WhatsApp Float Button
   ============================================ */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: var(--transition-base);
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.5);
}

.whatsapp-float svg {
    width: 32px;
    height: 32px;
    fill: white;
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 1024px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
        padding-top: 120px;
    }
    
    .hero-subtitle {
        margin: 0 auto var(--space-xl);
    }
    
    .hero-ctas {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-visual {
        order: -1;
        max-width: 500px;
        margin: 0 auto;
    }
    
    .floating-card {
        display: none;
    }
    
    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .mission-frame {
        height: 620px;
    }
}

@media (max-width: 768px) {
    .logo-img {
        height: 72px;
        width: 72px;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--navy-dark);
        flex-direction: column;
        padding: var(--space-xl);
        gap: var(--space-lg);
        transform: translateY(-150%);
        transition: var(--transition-base);
        border-bottom: 1px solid rgba(255,255,255,0.05);
    }
    
    .nav-menu.active {
        transform: translateY(0);
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--space-lg);
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .about-values {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn-large {
        width: 100%;
        justify-content: center;
    }

    .mission-frame {
        height: 520px;
    }
}