/* Global Variables */
:root {
    --bg-primary: #020617;
    /* Deep Navy */
    --bg-secondary: #0f172a;
    /* Slate 900 */
    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    /* Slate 400 */
    --accent-primary: #a855f7;
    /* Purple 500 */
    --accent-secondary: #ec4899;
    /* Pink 500 */
    --gradient-accent: linear-gradient(to right, var(--accent-primary), var(--accent-secondary));
    --font-family: 'Inter', system-ui, -apple-system, sans-serif;
    --container-width: 1200px;
}

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

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

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

/* Utilities */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, opacity 0.2s;
}

.btn-primary {
    background: var(--gradient-accent);
    color: white;
    border: none;
}

.btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-align: center;
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

/* Header */
header {
    background-color: rgba(2, 6, 23, 0.8);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: white;
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a {
    color: var(--text-secondary);
    font-weight: 500;
}

.nav-links a:hover,
.nav-links a.active {
    color: white;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero {
    padding: 180px 0 100px;
    background: radial-gradient(circle at top right, rgba(168, 85, 247, 0.15) 0%, transparent 60%),
        radial-gradient(circle at bottom left, rgba(236, 72, 153, 0.1) 0%, transparent 60%);
    overflow: hidden;
}

.hero-container {
    display: flex;
    align-items: center;
    gap: 50px;
}

.hero-text {
    flex: 1;
}

.hero h1 {
    font-size: 4rem;
    line-height: 1.2;
    margin-bottom: 20px;
    font-weight: 800;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 600px;
}

.hero-visual {
    flex: 1;
    display: flex;
    justify-content: center;
    position: relative;
}

.hero-img {
    width: 100%;
    max-width: 500px;
    border-radius: 20px;
    box-shadow: 0 20px 50px rgba(168, 85, 247, 0.2);
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-20px);
    }

    100% {
        transform: translateY(0px);
    }
}

/* Services Preview */
.services-preview {
    padding: 100px 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--bg-secondary);
    padding: 30px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: transform 0.3s, border-color 0.3s;
}

.service-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-primary);
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: white;
}

.service-card p {
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.service-link {
    color: var(--accent-primary);
    font-weight: 600;
}

/* Why Choose Us Section */
.why-us-section {
    padding: 100px 0;
    background: linear-gradient(to bottom, var(--bg-primary), var(--bg-secondary));
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.feature-box {
    text-align: center;
    padding: 30px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 16px;
    transition: transform 0.3s;
}

.feature-box:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.05);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.feature-box h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: white;
}

.feature-box p {
    color: var(--text-secondary);
}

/* AI Chatbot Section */
.ai-section {
    padding: 100px 0;
    background: rgba(15, 23, 42, 0.5);
}

.ai-content {
    display: flex;
    align-items: center;
    gap: 60px;
}

.ai-text {
    flex: 1;
}

.ai-text h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    font-weight: 800;
}

.ai-text p {
    color: var(--text-secondary);
    margin-bottom: 30px;
}

.ai-visual {
    flex: 1;
    display: flex;
    justify-content: center;
}

.ai-img {
    width: 100%;
    max-width: 500px;
    border-radius: 20px;
    box-shadow: 0 0 40px rgba(168, 85, 247, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Testimonials Section */
.testimonials-section {
    padding: 100px 0;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.testimonial-card {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01));
    padding: 40px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    position: relative;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: 20px;
    left: 20px;
    font-size: 4rem;
    color: rgba(168, 85, 247, 0.2);
    font-family: serif;
    line-height: 1;
}

.testimonial-card p {
    color: var(--text-secondary);
    font-style: italic;
    margin-bottom: 20px;
}

.client-info h4 {
    color: white;
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.client-info span {
    color: var(--accent-secondary);
    font-size: 0.9rem;
}

/* CTA Section */
.cta-section {
    padding: 100px 0;
    text-align: center;
}

.cta-box {
    background: linear-gradient(to bottom right, #1e1b4b, #2e1065);
    padding: 60px;
    border-radius: 24px;
    border: 1px solid rgba(168, 85, 247, 0.3);
}

.cta-box h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

/* Footer */
footer {
    background: var(--bg-secondary);
    padding: 60px 0 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h4 {
    color: white;
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul li a {
    color: var(--text-secondary);
}

.footer-col ul li a:hover {
    color: white;
}

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

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    .hero-container {
        flex-direction: column-reverse;
        text-align: center;
    }

    .hero p {
        margin: 0 auto 30px;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 80px;
        left: 0;
        width: 100%;
        background: var(--bg-primary);
        flex-direction: column;
        padding: 20px;
        text-align: center;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .nav-links.active {
        display: flex;
    }

    .mobile-menu-btn {
        display: block;
    }


    .ai-content {
        flex-direction: column;
        text-align: center;
    }
}

/* WhatsApp Floating Button */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: #25d366;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    text-align: center;
    font-size: 30px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    text-decoration: none;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    background-color: #20ba5a;
    box-shadow: 0 6px 14px rgba(0, 0, 0, 0.4);
    color: white;
    /* Ensure text/icon stays white */
}