/* Modern CSS Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #0f172a; /* Deep Slate */
    --secondary: #020617; /* Near Black */
    --accent: #38bdf8; /* Cyan */
    --accent-glow: rgba(56, 189, 248, 0.4);
    --secondary-accent: #8b5cf6; /* Indigo/Purple */
    --text-main: #f8fafc; /* Light Slate */
    --text-muted: #94a3b8; /* Muted Slate */
    --glass-bg: rgba(30, 41, 59, 0.7);
    --glass-border: rgba(255, 255, 255, 0.1);
    --nav-height: 80px;
    --transition: all 0.3s ease;
    --container-width: 1200px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--secondary);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4 {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
}

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

.section-padding {
    padding: 100px 0;
}

.secondary-bg {
    background-color: #0d1117;
}

/* Glassmorphism Utility */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

/* Typography & Colors */
.text-gradient {
    background: linear-gradient(90deg, var(--accent), var(--secondary-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.subtitle {
    display: inline-block;
    padding: 8px 16px;
    background: rgba(56, 189, 248, 0.1);
    border: 1px solid var(--accent);
    color: var(--accent);
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.section-header p {
    color: var(--text-muted);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 14px 30px;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent), var(--secondary-accent));
    color: #fff;
    box-shadow: 0 4px 15px var(--accent-glow);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px var(--accent-glow);
}

.btn-outline {
    background: transparent;
    color: var(--text-main);
    border: 1px solid var(--glass-border);
}

.btn-outline:hover {
    background: var(--glass-border);
    transform: translateY(-3px);
}

.btn-lg {
    padding: 18px 45px;
    font-size: 1.1rem;
}

.w-100 { width: 100%; }

/* Navigation */
#navbar {
    height: var(--nav-height);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    display: flex;
    align-items: center;
    transition: var(--transition);
}

#navbar.scrolled {
    background: rgba(2, 6, 23, 0.9);
    backdrop-filter: blur(10px);
    height: 70px;
    border-bottom: 1px solid var(--glass-border);
}

#navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    font-size: 1.6rem;
    font-weight: 800;
    color: #fff;
    font-family: 'Poppins', sans-serif;
}

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

.nav-links {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 35px;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-muted);
    font-weight: 500;
    transition: var(--transition);
}

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

.nav-links li:last-child {
    margin-left: 10px;
}

.menu-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: var(--nav-height);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 70% 30%, rgba(56, 189, 248, 0.1), transparent 40%),
                radial-gradient(circle at 10% 80%, rgba(139, 92, 246, 0.1), transparent 40%);
    z-index: -1;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.hero-content h1 {
    font-size: 3.8rem;
    line-height: 1.1;
    margin-bottom: 25px;
}

.hero-content p {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 40px;
    max-width: 550px;
}

.hero-btns {
    display: flex;
    gap: 20px;
    margin-bottom: 40px;
}

.hero-badges {
    display: flex;
    gap: 30px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.hero-badges i {
    color: var(--accent);
    margin-right: 8px;
}

.hero-image .image-wrapper {
    padding: 10px;
    transform: perspective(1000px) rotateY(-5deg);
    transition: var(--transition);
}

.hero-image img {
    width: 100%;
    border-radius: 12px;
    display: block;
}

.scroll-down {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 1.5rem;
    color: var(--text-muted);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0) translateX(-50%); }
    40% { transform: translateY(-10px) translateX(-50%); }
    60% { transform: translateY(-5px) translateX(-50%); }
}

/* Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.service-card {
    padding: 40px;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent);
    background: rgba(30, 41, 59, 0.9);
}

.service-icon {
    width: 60px;
    height: 60px;
    background: rgba(56, 189, 248, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: var(--accent);
    margin-bottom: 25px;
}

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

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

.learn-more {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
}

.learn-more:hover {
    gap: 15px;
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 80px;
    align-items: center;
}

.about-list {
    list-style: none;
    margin: 30px 0;
}

.about-list li {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
    font-weight: 500;
}

.about-list i {
    color: var(--accent);
    font-size: 1.2rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 40px;
}

.stat-item h3 {
    font-size: 2.2rem;
    color: var(--accent);
}

.stat-item p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

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

.visual-box {
    padding: 30px;
    width: 100%;
    max-width: 400px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.visual-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 15px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
}

.visual-item i {
    font-size: 1.5rem;
    color: var(--accent);
}

/* Portfolio */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.portfolio-item {
    overflow: hidden;
    padding: 15px;
}

.portfolio-img {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    height: 240px;
}

.portfolio-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    opacity: 0;
    transition: var(--transition);
}

.portfolio-item:hover .portfolio-img img {
    transform: scale(1.1);
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.tech-tag {
    padding: 4px 12px;
    background: var(--accent);
    color: #fff;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
}

.portfolio-info {
    padding: 20px 0 5px;
}

.portfolio-info h3 {
    font-size: 1.3rem;
    margin-bottom: 8px;
}

.portfolio-info p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Testimonials */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 30px;
}

.testimonial-card {
    padding: 40px;
    position: relative;
}

.quote-icon {
    font-size: 2rem;
    color: var(--accent);
    opacity: 0.3;
    margin-bottom: 20px;
}

.client-info {
    margin-top: 30px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.client-details h4 {
    font-size: 1.1rem;
}

.client-details p {
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* CTA Section */
.cta-section {
    padding: 60px 0;
}

.cta-card {
    padding: 80px 40px;
    text-align: center;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.9), rgba(56, 189, 248, 0.1));
}

.cta-card h2 {
    font-size: 2.8rem;
    margin-bottom: 20px;
}

.cta-card p {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Contact Section */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.contact-methods {
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.method {
    display: flex;
    align-items: center;
    gap: 20px;
}

.method i {
    width: 50px;
    height: 50px;
    background: rgba(56, 189, 248, 0.1);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 1.2rem;
}

.contact-form-wrapper {
    padding: 40px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group input, 
.form-group textarea {
    width: 100%;
    padding: 14px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: #fff;
    font-family: inherit;
    font-size: 1rem;
    outline: none;
    transition: var(--transition);
}

.form-group input:focus, 
.form-group textarea:focus {
    border-color: var(--accent);
    background: rgba(255, 255, 255, 0.1);
}

/* Footer */
footer {
    padding: 80px 0 30px;
    background: #060a14;
    border-top: 1px solid var(--glass-border);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 60px;
}

.footer-brand p {
    color: var(--text-muted);
    margin: 20px 0;
    max-width: 350px;
}

.social-links {
    display: flex;
    gap: 15px;
}

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

.social-links a:hover {
    background: var(--accent);
    transform: translateY(-3px);
}

.footer-links h4 {
    margin-bottom: 25px;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    text-decoration: none;
    color: var(--text-muted);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--accent);
    padding-left: 5px;
}

.footer-bottom {
    margin-top: 60px;
    padding-top: 30px;
    border-top: 1px solid var(--glass-border);
    text-align: center;
    color: var(--text-muted);
}

/* Floating WhatsApp */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: #25d366;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    transition: var(--transition);
}

.whatsapp-float:hover {
    transform: scale(1.1) translateY(-5px);
}

/* Animations */
[data-reveal] {
    opacity: 0;
    transition: 1s cubic-bezier(0.5, 0.1, 0.1, 1);
}

[data-reveal="top"] { transform: translateY(-50px); }
[data-reveal="bottom"] { transform: translateY(50px); }
[data-reveal="left"] { transform: translateX(-50px); }
[data-reveal="right"] { transform: translateX(50px); }
[data-reveal="zoom"] { transform: scale(0.8); }

.revealed {
    opacity: 1;
    transform: translate(0) scale(1) !important;
}

/* Responsive */
@media (max-width: 992px) {
    .hero .container, 
    .about-grid, 
    .contact-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content {
        order: 2;
    }

    .hero-image {
        order: 1;
        max-width: 500px;
        margin: 0 auto;
    }

    .hero-content h1 {
        font-size: 2.8rem;
    }

    .hero-btns, .hero-badges {
        justify-content: center;
    }

    .about-list li {
        justify-content: center;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: var(--nav-height);
        right: -100%;
        width: 100%;
        height: calc(100vh - var(--nav-height));
        background: var(--secondary);
        flex-direction: column;
        padding: 50px 0;
        transition: 0.5s;
    }

    .nav-links.active {
        right: 0;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }
}