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

:root {
    --primary: #0f172a;
    --primary-dark: #0a0f1f;
    --accent: #00d4ff;
    --accent-alt: #ff6b35;
    --text-light: #f8f9fa;
    --text-muted: #b0bac0;
    --bg-secondary: #1a1f2e;
    --border: #2a3142;
    --success: #10b981;
}

html {
    scroll-behavior: smooth;
}

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

/* Header & Navigation */
header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
    padding: 1rem 2rem;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -1px;
    text-decoration: none;
    color: var(--text-light);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo::before {
    content: '';
    width: 8px;
    height: 8px;
    background: var(--accent);
    border-radius: 2px;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

nav a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

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

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

nav a:hover::after {
    width: 100%;
}

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

/* Hero Section */
.hero {
    margin-top: 70px;
    padding: 100px 2rem;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--bg-secondary) 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(30px, -30px); }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
}

.hero h1 {
    font-size: clamp(2.5rem, 8vw, 4rem);
    line-height: 1.2;
    margin-bottom: 1.5rem;
    font-weight: 700;
    letter-spacing: -1.5px;
}

.hero h1 .accent {
    background: linear-gradient(135deg, var(--accent), var(--accent-alt));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
    font-weight: 300;
}

.cta-button {
    display: inline-block;
    padding: 14px 40px;
    background: var(--accent);
    color: var(--primary);
    text-decoration: none;
    border-radius: 6px;
    font-weight: 600;
    font-size: 1rem;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 8px 24px rgba(0, 212, 255, 0.3);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(0, 212, 255, 0.4);
    background: #00c4e0;
}

.cta-secondary {
    background: transparent;
    border: 2px solid var(--accent);
    color: var(--accent);
    box-shadow: none;
}

.cta-secondary:hover {
    background: var(--accent);
    color: var(--primary);
}

/* Section Styles */
section {
    padding: 80px 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: 3rem;
    font-weight: 700;
    letter-spacing: -1px;
    text-align: center;
}

.section-subtitle {
    text-align: center;
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.section-alt {
    background-color: var(--bg-secondary);
}

/* Services Grid */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.service-card {
    background: var(--bg-secondary);
    padding: 2.5rem;
    border-radius: 12px;
    border: 1px solid var(--border);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.service-card:hover {
    border-color: var(--accent);
    transform: translateY(-8px);
    box-shadow: 0 16px 40px rgba(0, 212, 255, 0.1);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.service-card p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.service-list {
    list-style: none;
    margin-top: 1.5rem;
}

.service-list li {
    padding: 0.5rem 0;
    color: var(--text-muted);
    font-size: 0.95rem;
    display: flex;
    align-items: center;
}

.service-list li::before {
    content: '✓';
    color: var(--accent);
    margin-right: 0.75rem;
    font-weight: 700;
}

.service-link {
    display: inline-block;
    margin-top: 1.5rem;
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    position: relative;
}

.service-link::after {
    content: ' →';
    display: inline-block;
    margin-left: 0.5rem;
    transition: margin-left 0.3s ease;
}

.service-link:hover::after {
    margin-left: 0.75rem;
}

/* Portfolio Section */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(320px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.portfolio-image-link {
    display: flex;
    width: 100%;
    text-decoration: none;
    color: inherit;
}

.portfolio-card {
    background: var(--bg-secondary);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}

.portfolio-image {
    width: 100%;
    aspect-ratio: 16 / 9;
    min-height: 260px;
    background: var(--bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease;
    overflow: hidden;
}

.portfolio-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

.portfolio-card:hover .portfolio-image {
    transform: scale(1.02);
}

.portfolio-info {
    padding: 2rem;
}

.portfolio-info h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    font-weight: 600;
}

.portfolio-info p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

.portfolio-tags {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
}

.tag {
    background: rgba(0, 212, 255, 0.1);
    color: var(--accent);
    padding: 0.35rem 0.75rem;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 500;
}

.portfolio-link {
    display: inline-block;
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.portfolio-link:hover {
    color: var(--accent-alt);
}

/* About Section */
.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    margin-top: 3rem;
}

.about-content h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.about-content p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    line-height: 1.9;
}

.about-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-top: 2rem;
}

.stat {
    padding: 1.5rem;
    background: var(--bg-secondary);
    border-radius: 8px;
    border-left: 4px solid var(--accent);
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent);
}

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

.about-image {
    width: 100%;
    aspect-ratio: 4 / 3;
    min-height: 320px;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--primary) 100%);
    border-radius: 12px;
    border: 1px solid var(--border);
    overflow: hidden;
}

.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Contact Section */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-top: 3rem;
}

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

.contact-item {
    display: flex;
    gap: 1.5rem;
}

.contact-icon {
    font-size: 1.5rem;
    color: var(--accent);
    flex-shrink: 0;
}

.contact-item h4 {
    font-size: 0.95rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.contact-item p {
    font-size: 1.1rem;
    font-weight: 500;
}

.contact-item a {
    color: var(--text-light);
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-item a:hover {
    color: var(--accent);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    margin-bottom: 0.5rem;
    font-weight: 500;
    font-size: 0.95rem;
}

.form-group input,
.form-group textarea {
    padding: 12px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-light);
    font-family: inherit;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.honeypot {
    display: none;
}

/* Footer */
footer {
    background: var(--primary-dark);
    border-top: 1px solid var(--border);
    padding: 2rem;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
}

/* Responsive Design */
@media (max-width: 768px) {
    header {
        padding: 1rem;
    }

    .header-container {
        position: relative;
    }

    nav ul {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background-color: var(--primary);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        gap: 1rem;
        padding: 2rem 0;
        border-bottom: 1px solid var(--border);
    }

    nav ul.active {
        left: 0;
    }

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

    .hero {
        padding: 60px 1.5rem;
        margin-top: 70px;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1rem;
    }

    section {
        padding: 60px 1.5rem;
    }

    .about-container,
    .contact-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .about-image {
        height: 300px;
    }

    .about-stats {
        grid-template-columns: 1fr;
    }

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

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

    nav a {
        font-size: 1.1rem;
    }

    nav a::after {
        display: none;
    }

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

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.5rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .service-card,
    .portfolio-card {
        padding: 1.5rem;
    }

    .contact-icon {
        display: none;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

@media (prefers-color-scheme: light) {
    :root {
        --primary: #ffffff;
        --primary-dark: #f8f9fa;
        --text-light: #0f172a;
        --text-muted: #6b7280;
        --bg-secondary: #f3f4f6;
        --border: #e5e7eb;
    }

    header {
        background: rgba(255, 255, 255, 0.95);
    }

    .service-card,
    .portfolio-card,
    .stat {
        background: var(--bg-secondary);
    }
}