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

:root {
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --accent-gradient: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
    --dark-bg: #1e293b;
    --light-bg: #f8fafc;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --white: #ffffff;
    --shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 20px 60px rgba(0, 0, 0, 0.15);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: all 0.3s ease;
    border-bottom: 1px solid rgba(226, 232, 240, 0.5);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-icon-nav {
    position: relative;
    width: 40px;
    height: 40px;
}

.icon-layers-nav {
    position: relative;
    width: 32px;
    height: 32px;
    margin: 4px;
}

.layer-nav {
    position: absolute;
    border-radius: 6px;
}

.layer-nav.layer-1 {
    width: 32px;
    height: 32px;
    background: var(--primary-gradient);
    top: 0;
    left: 0;
}

.layer-nav.layer-2 {
    width: 24px;
    height: 24px;
    background: var(--secondary-gradient);
    top: 4px;
    left: 4px;
}

.layer-nav.layer-3 {
    width: 16px;
    height: 16px;
    background: var(--accent-gradient);
    top: 8px;
    left: 8px;
}

.nav-brand {
    font-size: 1.5rem;
    font-weight: 800;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-gradient);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    color: white;
}

.hero-logo {
    margin-bottom: 2rem;
}

.logo-icon-hero {
    position: relative;
    width: 100px;
    height: 100px;
    margin: 0 auto;
}

.icon-layers-hero {
    position: relative;
    width: 80px;
    height: 80px;
    margin: 10px;
}

.layer-hero {
    position: absolute;
    border-radius: 16px;
    transition: all 0.3s ease;
}

.layer-hero.layer-1 {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.2);
    top: 0;
    left: 0;
}

.layer-hero.layer-2 {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.3);
    top: 10px;
    left: 10px;
}

.layer-hero.layer-3 {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.4);
    top: 20px;
    left: 20px;
}

.tech-dots-hero {
    position: absolute;
    top: -5px;
    right: -5px;
}

.dot-hero {
    display: block;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    margin-bottom: 4px;
    animation: pulse 2s infinite;
}

.dot-hero.dot-1 {
    background: #ff6b6b;
}

.dot-hero.dot-2 {
    background: #4ecdc4;
    animation-delay: 0.3s;
}

.dot-hero.dot-3 {
    background: #45b7d1;
    animation-delay: 0.6s;
}

.hero-title {
    text-align: center;
    margin-bottom: 2rem;
}

.sms-hero {
    display: block;
    font-size: 4rem;
    font-weight: 900;
    letter-spacing: -0.02em;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.tagline-hero {
    display: block;
    font-size: 1.2rem;
    font-weight: 500;
    opacity: 0.9;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.hero-description {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-bottom: 3rem;
    text-align: center;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.btn {
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background: white;
    color: var(--text-primary);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.3);
}

.btn-secondary {
    background: transparent;
    color: white;
    border-color: white;
}

.btn-secondary:hover {
    background: white;
    color: var(--text-primary);
    transform: translateY(-2px);
}

/* Hero Visual */
.hero-visual {
    position: relative;
    height: 500px;
}

.floating-cards {
    position: relative;
    width: 100%;
    height: 100%;
}

.card {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    padding: 1.5rem;
    color: white;
    text-align: center;
    transition: all 0.3s ease;
    animation: float 6s ease-in-out infinite;
}

.card:hover {
    transform: translateY(-10px) scale(1.05);
    background: rgba(255, 255, 255, 0.2);
}

.card-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.card-1 {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.card-2 {
    top: 10%;
    right: 20%;
    animation-delay: 1.5s;
}

.card-3 {
    bottom: 30%;
    left: 20%;
    animation-delay: 3s;
}

.card-4 {
    bottom: 20%;
    right: 10%;
    animation-delay: 4.5s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(1.2); }
}

/* Services Section */
.services {
    padding: 6rem 0;
    background: var(--light-bg);
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-header p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.service-card {
    background: white;
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    border: 1px solid #f1f5f9;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

.service-icon {
    margin-bottom: 1.5rem;
}

.icon-bg {
    width: 80px;
    height: 80px;
    border-radius: 20px;
    background: var(--primary-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto;
}

.service-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-align: center;
}

.service-card p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    text-align: center;
}

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

.service-features li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: 1.5rem;
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #10b981;
    font-weight: bold;
}

/* About Section */
.about {
    padding: 6rem 0;
    background: white;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text .section-header {
    text-align: left;
    margin-bottom: 2rem;
}

.about-description p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.stats {
    display: flex;
    gap: 2rem;
    margin-top: 3rem;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
    margin-top: 0.5rem;
}

.tech-stack {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
}

.tech-item {
    background: var(--light-bg);
    padding: 1rem;
    border-radius: 12px;
    text-align: center;
    font-weight: 600;
    color: var(--text-primary);
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
}

.tech-item:hover {
    background: var(--primary-gradient);
    color: white;
    transform: translateY(-4px);
}

/* Portfolio Section */
.portfolio {
    padding: 6rem 0;
    background: var(--light-bg);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.portfolio-item {
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.portfolio-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

.portfolio-image {
    position: relative;
    overflow: hidden;
    height: 250px;
}

.portfolio-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 0.3s ease;
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.9) 0%, rgba(118, 75, 162, 0.9) 100%);
    color: white;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    opacity: 0;
    transition: all 0.3s ease;
}

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

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

.portfolio-overlay h4 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

/* Contact Section */
.contact {
    padding: 6rem 0;
    background: white;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info .section-header {
    text-align: left;
    margin-bottom: 3rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.contact-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    background: var(--primary-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.contact-item h4 {
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.contact-item p {
    color: var(--text-secondary);
}

.form {
    background: var(--light-bg);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid #e2e8f0;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    font-family: inherit;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: white;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form .btn-primary {
    width: 100%;
    background: var(--primary-gradient);
    color: white;
    border: none;
    cursor: pointer;
    font-size: 1.1rem;
}

.form .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

/* Footer */
.footer {
    background: var(--dark-bg);
    color: white;
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo-icon-footer {
    position: relative;
    width: 50px;
    height: 50px;
}

.icon-layers-footer {
    position: relative;
    width: 40px;
    height: 40px;
    margin: 5px;
}

.layer-footer {
    position: absolute;
    border-radius: 8px;
}

.layer-footer.layer-1 {
    width: 40px;
    height: 40px;
    background: var(--primary-gradient);
    top: 0;
    left: 0;
}

.layer-footer.layer-2 {
    width: 30px;
    height: 30px;
    background: var(--secondary-gradient);
    top: 5px;
    left: 5px;
}

.layer-footer.layer-3 {
    width: 20px;
    height: 20px;
    background: var(--accent-gradient);
    top: 10px;
    left: 10px;
}

.footer-brand {
    display: flex;
    flex-direction: column;
}

.sms-footer {
    font-size: 2rem;
    font-weight: 800;
    line-height: 1;
}

.tagline-footer {
    font-size: 0.9rem;
    opacity: 0.8;
    font-weight: 500;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-column h4 {
    font-weight: 600;
    margin-bottom: 1rem;
    color: white;
}

.footer-column a {
    display: block;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    margin-bottom: 0.5rem;
    transition: all 0.3s ease;
}

.footer-column a:hover {
    color: white;
    padding-left: 0.5rem;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    text-align: center;
    color: rgba(255, 255, 255, 0.7);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 100%;
        left: 0;
        width: 100%;
        background: white;
        flex-direction: column;
        padding: 2rem;
        box-shadow: var(--shadow);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-toggle {
        display: flex;
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

    .hero-visual {
        height: 300px;
    }

    .sms-hero {
        font-size: 3rem;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .footer-links {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .stats {
        justify-content: center;
    }

    .tech-stack {
        grid-template-columns: repeat(2, 1fr);
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 200px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }

    .nav-container {
        padding: 1rem;
    }

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

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

    .stats {
        flex-direction: column;
        gap: 1rem;
    }
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Loading Animation */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.service-card,
.portfolio-item {
    animation: fadeInUp 0.6s ease forwards;
}

.service-card:nth-child(2) { animation-delay: 0.1s; }
.service-card:nth-child(3) { animation-delay: 0.2s; }
.service-card:nth-child(4) { animation-delay: 0.3s; }
.service-card:nth-child(5) { animation-delay: 0.4s; }
.service-card:nth-child(6) { animation-delay: 0.5s; }