:root {
    /* Premium Dark Mode Color Palette */
    --color-bg: #0f172a;        /* Slate 900 */
    --color-surface: #1e293b;   /* Slate 800 */
    --color-primary: #10b981;   /* Emerald 500 */
    --color-primary-dark: #059669; /* Emerald 600 */
    --color-secondary: #fbbf24; /* Amber 400 */
    --color-text: #f8fafc;      /* Slate 50 */
    --color-text-muted: #94a3b8;/* Slate 400 */
    
    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 8rem;

    /* Shadows & Glows */
    --shadow-glass: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --glow-primary: 0 0 20px rgba(16, 185, 129, 0.4);

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-full: 9999px;

    /* Transitions */
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font-body);
    color: var(--color-text);
    line-height: 1.6;
    background-color: var(--color-bg);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--color-text);
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
}

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

ul { list-style: none; }
img, video { max-width: 100%; display: block; }

/* Utility Classes */
.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

.text-center { text-align: center; }
.text-primary { color: var(--color-primary); }
.text-secondary { color: var(--color-secondary); }
.text-gradient {
    background: linear-gradient(135deg, var(--color-primary), #34d399);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.flex { display: flex; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.items-center { align-items: center; }
.flex-column { flex-direction: column; }
.grid { display: grid; gap: var(--spacing-md); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }

.section { padding: var(--spacing-lg) 0; }
.bg-light { background-color: var(--color-surface); }

/* Glassmorphism */
.glass-card {
    background: rgba(30, 41, 59, 0.6);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-glass);
    padding: var(--spacing-md);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-full);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.9rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: white;
}
.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--glow-primary);
}

.glow-btn {
    box-shadow: 0 0 15px rgba(16, 185, 129, 0.3);
}

.btn-secondary {
    background: linear-gradient(135deg, var(--color-secondary), #d97706);
    color: #000;
}
.btn-secondary:hover {
    transform: translateY(-3px);
    box-shadow: 0 0 20px rgba(251, 191, 36, 0.4);
}

.btn-glass {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
}
.btn-glass:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-3px);
}

.btn-outline {
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
    background: transparent;
}
.btn-outline:hover {
    background: var(--color-primary);
    color: white;
    box-shadow: var(--glow-primary);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1rem;
}

/* Header & Navigation */
header {
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

.nav-links {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.nav-links a {
    font-weight: 500;
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

.nav-links a:hover, .nav-links a.active {
    color: var(--color-primary);
}

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

/* Video Hero Section */
.video-hero {
    position: relative;
    padding: var(--spacing-xl) 0 var(--spacing-lg);
    min-height: 90vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translateX(-50%) translateY(-50%);
    z-index: -2;
    object-fit: cover;
    opacity: 0.8;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(15, 23, 42, 0.1) 0%, rgba(15, 23, 42, 0.6) 100%);
    z-index: -1;
}

.hero-content-wrapper {
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 4rem;
    letter-spacing: -1px;
    margin-bottom: 1rem;
    animation: fadeUp 1s ease forwards;
}

.video-hero .lead {
    font-size: 1.25rem;
    color: var(--color-text-muted);
    margin-bottom: 2rem;
    max-width: 600px;
    margin-inline: auto;
    animation: fadeUp 1s ease 0.2s forwards;
    opacity: 0;
}

.video-hero .hero-buttons {
    display: flex;
    gap: 1rem;
    animation: fadeUp 1s ease 0.4s forwards;
    opacity: 0;
}

.value-bullets {
    display: flex;
    gap: var(--spacing-md);
    margin-top: 3rem;
    animation: fadeUp 1s ease 0.6s forwards;
    opacity: 0;
}

.value-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 500;
    color: var(--color-text-muted);
}
.value-item i { color: var(--color-primary); }

/* Social Proof */
.social-proof {
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    background: var(--color-bg);
}

.social-proof p {
    font-weight: 600;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-sm);
    letter-spacing: 2px;
    font-size: 0.85rem;
    text-transform: uppercase;
}

/* Offer Banner */
.offer-banner {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(16, 185, 129, 0.05));
    border: 1px solid rgba(16, 185, 129, 0.2);
    box-shadow: 0 0 30px rgba(16, 185, 129, 0.1);
    color: white;
    padding: var(--spacing-lg) 0;
    border-radius: var(--radius-lg);
    margin: var(--spacing-lg) 0;
    text-align: center;
}
.offer-banner h2 { font-size: 2.5rem; }

/* Service Cards */
.service-card {
    background: var(--color-surface);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.05);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), transparent);
    opacity: 0;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    border-color: rgba(16, 185, 129, 0.3);
}

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

.service-icon {
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    background: rgba(16, 185, 129, 0.1);
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 20px;
}

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

.pricing-highlight {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
    margin: var(--spacing-sm) 0;
}

/* Footer */
footer {
    background-color: #0b1120;
    color: var(--color-text-muted);
    padding: var(--spacing-lg) 0 var(--spacing-md);
    margin-top: var(--spacing-xl);
    border-top: 1px solid rgba(255,255,255,0.05);
}

footer h3, footer h4 { color: var(--color-text); }
footer a:hover { color: var(--color-primary); }
footer ul li { margin-bottom: 0.5rem; }

/* WhatsApp Float */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: linear-gradient(135deg, #25D366, #128C7E);
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 30px;
    box-shadow: 0 10px 25px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    transition: var(--transition);
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1) rotate(-10deg);
    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); }
}

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .hero-title { font-size: 2.5rem; }
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--color-surface);
        flex-direction: column;
        padding: var(--spacing-md);
        border-bottom: 1px solid rgba(255,255,255,0.1);
    }
    .nav-links.active { display: flex; }
    .mobile-toggle { display: block; }
    .value-bullets { flex-direction: column; align-items: center; gap: var(--spacing-xs); }
}

/* Footer Alignment Fix */
footer {
    display: flex;
    flex-direction: column;
    align-items: center;
}
footer .grid {
    width: 100%;
    align-items: start;
}

/* WhatsApp Modal Styles - Restored & Upgraded */
.wa-modal-backdrop {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex; justify-content: center; align-items: center;
    z-index: 2000; opacity: 0; pointer-events: none;
    transition: opacity 0.3s ease;
}
.wa-modal-backdrop.active { opacity: 1; pointer-events: auto; }

.wa-modal {
    background: rgba(30, 41, 59, 0.85);
    border-radius: var(--radius-lg);
    width: 90%; max-width: 420px; padding: var(--spacing-md);
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
    border: 1px solid rgba(16, 185, 129, 0.2);
    transform: translateY(20px); transition: transform 0.3s ease;
}
.wa-modal-backdrop.active .wa-modal { transform: translateY(0); }

.wa-modal-header {
    display: flex; justify-content: space-between; align-items: center;
    border-bottom: 1px solid rgba(255,255,255,0.1); padding-bottom: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}
.wa-modal-header h3 { font-size: 1.35rem; margin: 0; color: white; display: flex; align-items: center; gap: 0.6rem; }
.wa-modal-header h3 i { color: #25D366; }

.wa-modal-close {
    background: none; border: none; font-size: 1.8rem; cursor: pointer; color: var(--color-text-muted);
}
.wa-modal-close:hover { color: white; }

.wa-modal-body { display: flex; flex-direction: column; gap: var(--spacing-sm); }

.wa-option-card {
    display: flex; align-items: center; gap: 1rem; padding: 1rem;
    background: rgba(255, 255, 255, 0.05); border-radius: var(--radius-md);
    border: 1px solid transparent; cursor: pointer; transition: var(--transition);
}
.wa-option-card:hover {
    background: rgba(255,255,255,0.1); border-color: #25D366; transform: translateY(-2px);
}
.wa-option-icon {
    width: 45px; height: 45px; background: rgba(37, 211, 102, 0.1); color: #25D366;
    border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1.25rem;
}
.wa-option-card:hover .wa-option-icon { background: #25D366; color: white; }

.wa-option-info { flex-grow: 1; }
.wa-option-title { font-weight: 700; color: white; display: flex; align-items: center; gap: 0.5rem; }
.wa-option-number { font-size: 0.9rem; color: var(--color-text-muted); margin-top: 2px; }

.wa-modal-footer { text-align: center; margin-top: var(--spacing-sm); font-size: 0.8rem; color: var(--color-text-muted); }