:root {
    /* Color Palette - Dark Premium Theme */
    --bg-dark: #0a0f1a;
    --bg-card: rgba(20, 25, 40, 0.6);
    --bg-card-hover: rgba(30, 35, 60, 0.8);
    
    --primary: #4ade80; /* Electric Lime/Green */
    --primary-glow: rgba(74, 222, 128, 0.4);
    --secondary: #3b82f6; /* Bright Blue */
    --secondary-glow: rgba(59, 130, 246, 0.3);
    
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    
    --border-color: rgba(255, 255, 255, 0.08);
    
    /* Layout */
    --container-width: 1200px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --radius: 16px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-family: 'Outfit', sans-serif;
    color: var(--text-main);
    background-color: var(--bg-dark);
}

body {
    overflow-x: hidden;
    position: relative;
    line-height: 1.6;
}

/* Background Glow Effects */
.bg-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    z-index: -1;
    opacity: 0.5;
}
.bg-glow-1 {
    top: -10%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: var(--secondary-glow);
}
.bg-glow-2 {
    top: 40%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: var(--primary-glow);
}

/* Typography */
h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
}

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

.text-center { text-align: center; }

/* Container & Layout */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}
.section {
    padding: 100px 0;
}
.section-header {
    margin-bottom: 60px;
}
.section-title {
    font-size: 2.5rem;
    margin-bottom: 16px;
}
.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-muted);
}

/* Glassmorphism Common Class */
.glass-card {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 32px;
    transition: var(--transition);
}
.glass-card:hover {
    background: var(--bg-card-hover);
    border-color: rgba(255, 255, 255, 0.15);
    transform: translateY(-5px);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    border-radius: 30px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-family: inherit;
    font-size: 1rem;
}
.btn-primary {
    background: var(--primary);
    color: var(--bg-dark);
}
.btn-primary:hover {
    background: #5cf095;
    box-shadow: 0 0 20px rgba(74, 222, 128, 0.5);
    transform: translateY(-2px);
}
.btn-outline {
    background: transparent;
    color: var(--text-main);
    border: 1px solid var(--border-color);
}
.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
}
.btn-large {
    padding: 16px 36px;
    font-size: 1.1rem;
}
.btn-small {
    padding: 8px 20px;
    font-size: 0.95rem;
}
.btn-full {
    width: 100%;
}
.glow-effect {
    box-shadow: 0 0 15px rgba(74, 222, 128, 0.3);
}

/* Header & Nav */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    background: rgba(10, 15, 26, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition);
}
.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-main);
    text-decoration: none;
}
.logo-icon {
    font-size: 1.8rem;
}
.nav-list {
    display: flex;
    list-style: none;
    gap: 32px;
    align-items: center;
}
.nav-link {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}
.nav-link:hover {
    color: var(--primary);
}
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
}
.mobile-menu-btn span {
    width: 25px;
    height: 2px;
    background-color: var(--text-main);
    transition: 0.3s;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
}
.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}
.badge {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(59, 130, 246, 0.15);
    border: 1px solid rgba(59, 130, 246, 0.3);
    color: var(--secondary);
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 24px;
}
.hero-title {
    font-size: 4rem;
    margin-bottom: 24px;
    letter-spacing: -1px;
}
.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 40px;
    max-width: 500px;
}
.hero-cta {
    display: flex;
    gap: 16px;
}

/* Hero Mockup (Dynamic visual) */
.hero-mockup {
    padding: 0;
    overflow: hidden;
    transform: perspective(1000px) rotateY(-15deg) rotateX(5deg);
    box-shadow: 0 25px 50px -12px rgba(0,0,0,0.5);
    border-radius: 12px;
}
.hero-mockup:hover {
    transform: perspective(1000px) rotateY(-5deg) rotateX(2deg);
}
.mockup-header {
    background: rgba(0,0,0,0.3);
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
}
.mockup-header .dots {
    display: flex;
    gap: 6px;
}
.dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #444;
}
.dots span:nth-child(1) { background: #ff5f56; }
.dots span:nth-child(2) { background: #ffbd2e; }
.dots span:nth-child(3) { background: #27c93f; }

.mockup-body {
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    background: linear-gradient(180deg, rgba(20,25,40,0.8) 0%, rgba(10,15,26,0.9) 100%);
}
.mockup-stat {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: rgba(255,255,255,0.03);
    border-radius: 8px;
    border: 1px solid rgba(255,255,255,0.05);
}
.stat-icon {
    font-size: 2rem;
    background: rgba(255,255,255,0.05);
    padding: 12px;
    border-radius: 8px;
}
.mockup-stat h4 {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-weight: 400;
}
.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
}

/* Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
}
.service-card {
    text-align: center;
}
.service-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
}
.service-card h3 {
    margin-bottom: 12px;
    font-size: 1.3rem;
}
.service-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Pricing Section */
.billing-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-top: 32px;
}
.toggle-label {
    font-weight: 600;
    color: var(--text-muted);
    transition: var(--transition);
}
.toggle-label.active {
    color: var(--text-main);
}
.discount-badge {
    background: rgba(74, 222, 128, 0.2);
    color: var(--primary);
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    margin-left: 8px;
    vertical-align: middle;
}

/* Switch Styles */
.switch {
    position: relative;
    display: inline-block;
    width: 60px;
    height: 34px;
}
.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}
.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    transition: .4s;
}
.slider:before {
    position: absolute;
    content: "";
    height: 26px;
    width: 26px;
    left: 3px;
    bottom: 3px;
    background-color: var(--primary);
    transition: .4s;
}
input:checked + .slider {
    background-color: var(--bg-card-hover);
}
input:checked + .slider:before {
    transform: translateX(26px);
}
.slider.round {
    border-radius: 34px;
}
.slider.round:before {
    border-radius: 50%;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    align-items: stretch;
    margin-top: 40px;
}
.pricing-card {
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}
.pricing-card.popular {
    border-color: var(--primary);
    transform: scale(1.03);
    z-index: 2;
}
.pricing-card.popular:hover {
    transform: scale(1.03) translateY(-5px);
}
.popular-badge {
    position: absolute;
    top: 16px;
    right: -30px;
    background: var(--primary);
    color: var(--bg-dark);
    padding: 4px 40px;
    font-size: 0.8rem;
    font-weight: 700;
    transform: rotate(45deg);
}

.plan-header {
    margin-bottom: 24px;
}
.plan-name {
    font-size: 1.5rem;
    margin-bottom: 8px;
}
.plan-desc {
    color: var(--text-muted);
    font-size: 0.9rem;
    min-height: 44px;
}

.plan-price-wrapper {
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border-color);
}
.price-type {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--secondary);
    margin-bottom: 8px;
    font-weight: 600;
}
.plan-price {
    display: flex;
    align-items: baseline;
    gap: 4px;
}
.plan-price .currency {
    font-size: 1.5rem;
    font-weight: 700;
}
.plan-price .amount {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1;
}
.plan-price .period {
    color: var(--text-muted);
}
.setup-fee {
    font-size: 0.85rem;
    color: #f59e0b;
    margin-bottom: 8px;
    background: rgba(245, 158, 11, 0.1);
    padding: 4px 8px;
    border-radius: 4px;
    display: inline-block;
}

.plan-features {
    list-style: none;
    margin-bottom: 32px;
    flex-grow: 1;
}
.plan-features li {
    margin-bottom: 12px;
    color: var(--text-main);
    font-size: 0.95rem;
    display: flex;
    align-items: flex-start;
    gap: 10px;
}
.plan-features .check {
    color: var(--primary);
    font-weight: bold;
}
.plan-features strong {
    color: var(--secondary);
}
.plan-cta {
    margin-top: auto;
}

/* Contact */
.contact-container {
    text-align: center;
    padding: 60px 24px;
    background: linear-gradient(135deg, rgba(20,25,40,0.8), rgba(30,35,60,0.8));
}
.contact-info h2 {
    font-size: 2.5rem;
    margin-bottom: 16px;
}
.contact-info p {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 32px;
}
.btn-whatsapp {
    background: #25D366; /* WhatsApp Green */
    color: #fff;
}
.btn-whatsapp:hover {
    background: #1ebc5a;
    box-shadow: 0 0 20px rgba(37, 211, 102, 0.4);
}
.wa-icon {
    margin-right: 8px;
    font-size: 1.2rem;
}

/* Footer */
.footer {
    background: #060910;
    padding: 60px 0 20px;
    border-top: 1px solid var(--border-color);
}
.footer-container {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}
.footer-brand p {
    color: var(--text-muted);
    margin-top: 16px;
    max-width: 300px;
}
.footer-links h4 {
    margin-bottom: 20px;
}
.footer-links ul {
    list-style: none;
}
.footer-links li {
    margin-bottom: 12px;
}
.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    transition: var(--transition);
}
.footer-links a:hover {
    color: var(--primary);
}
.footer-bottom {
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.05);
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Animations */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}
.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}
.fade-in-right {
    opacity: 0;
    transform: translateX(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}
.fade-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* Responsive */
@media (max-width: 992px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero-subtitle {
        margin: 0 auto 40px;
    }
    .hero-cta {
        justify-content: center;
    }
    .hero-mockup {
        max-width: 500px;
        margin: 0 auto;
        transform: none;
    }
    .hero-mockup:hover {
        transform: translateY(-5px);
    }
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    .pricing-card.popular {
        transform: none;
    }
    .pricing-card.popular:hover {
        transform: translateY(-5px);
    }
}

@media (max-width: 768px) {
    .nav-list {
        display: none; /* Hide for mobile by default, can be toggled via JS if needed */
    }
    .mobile-menu-btn {
        display: flex;
    }
    .hero-title {
        font-size: 3rem;
    }
    .section-title {
        font-size: 2rem;
    }
    .footer-container {
        grid-template-columns: 1fr;
    }
}