/* ============================================
   CSS Variables & Reset
============================================ */
:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary: #0ea5e9;
    --accent: #f59e0b;
    --dark: #0f172a;
    --dark-light: #1e293b;
    --gray: #64748b;
    --gray-light: #94a3b8;
    --light: #f1f5f9;
    --white: #ffffff;
    --gradient: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    --shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 25px 60px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

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

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ============================================
   Navigation
============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    padding: 15px 0;
    box-shadow: var(--shadow);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
}

.logo span {
    color: var(--primary);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 35px;
}

.nav-links a {
    color: var(--gray-light);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

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

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
}

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

.btn-nav {
    background: var(--gradient);
    padding: 10px 25px;
    border-radius: 8px;
    color: var(--white) !important;
}

.btn-nav::after {
    display: none !important;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--white);
    border-radius: 3px;
    transition: var(--transition);
}

/* ============================================
   Hero Section
============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 100px 0 50px;
    position: relative;
    background: radial-gradient(ellipse at top right, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
                radial-gradient(ellipse at bottom left, rgba(14, 165, 233, 0.1) 0%, transparent 50%);
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-subtitle {
    color: var(--primary-light);
    font-size: 1.1rem;
    margin-bottom: 10px;
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 10px;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-role {
    font-size: 2rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 20px;
    min-height: 2.5rem;
}

.hero-description {
    color: var(--gray-light);
    font-size: 1.1rem;
    max-width: 500px;
    margin-bottom: 30px;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    margin-bottom: 50px;
}

.btn {
    padding: 15px 35px;
    border-radius: 10px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.btn-primary {
    background: var(--gradient);
    color: var(--white);
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--gray);
}

.btn-secondary:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.hero-stats {
    display: flex;
    gap: 40px;
}

.stat {
    text-align: center;
}

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

.stat-label {
    color: var(--gray);
    font-size: 0.9rem;
}

.hero-image {
    display: flex;
    justify-content: center;
}

.code-window {
    background: var(--dark-light);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    max-width: 450px;
    width: 100%;
}

.window-header {
    background: #2d3748;
    padding: 15px;
    display: flex;
    gap: 8px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot.red { background: #ff5f56; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #27ca40; }

.code-content {
    padding: 25px;
    font-family: 'Fira Code', monospace;
    font-size: 0.9rem;
    line-height: 1.8;
    overflow-x: auto;
}

.code-content code {
    color: var(--gray-light);
}

.keyword { color: #c678dd; }
.variable { color: #e06c75; }
.property { color: #61afef; }
.string { color: #98c379; }
.boolean { color: #d19a66; }

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-indicator i {
    font-size: 1.5rem;
    color: var(--gray);
}

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

/* ============================================
   Section Styles
============================================ */
section {
    padding: 100px 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 15px;
}

.section-subtitle {
    text-align: center;
    color: var(--gray);
    font-size: 1.1rem;
    margin-bottom: 60px;
}

/* ============================================
   About Section
============================================ */
.about {
    background: var(--dark-light);
}

.about-content {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 60px;
    align-items: center;
}

.about-text h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: var(--white);
}

.about-text p {
    color: var(--gray-light);
    margin-bottom: 20px;
}

.skills h4 {
    color: var(--white);
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.skill-tag {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-light);
    padding: 8px 18px;
    border-radius: 25px;
    font-size: 0.9rem;
    border: 1px solid rgba(99, 102, 241, 0.3);
}

.about-img-wrapper {
    width: 300px;
    height: 300px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
}

.about-img-wrapper i {
    font-size: 8rem;
    color: var(--white);
}

/* ============================================
   Services Section
============================================ */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.service-card {
    background: var(--dark-light);
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    transition: var(--transition);
    position: relative;
    border: 1px solid transparent;
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary);
}

.service-card.featured {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(14, 165, 233, 0.1) 100%);
    border-color: var(--primary);
}

.featured-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient);
    color: var(--white);
    padding: 5px 20px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.service-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
}

.service-icon i {
    font-size: 2rem;
    color: var(--white);
}

.service-card h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
}

.service-card p {
    color: var(--gray-light);
    margin-bottom: 20px;
    font-size: 0.95rem;
}

.service-price {
    color: var(--primary-light);
    font-weight: 600;
    font-size: 1.1rem;
}

/* ============================================
   Portfolio Section
============================================ */
.portfolio {
    background: var(--dark-light);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.portfolio-item {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    aspect-ratio: 1;
    cursor: pointer;
}

.portfolio-image {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.portfolio-image i {
    font-size: 4rem;
    color: rgba(255, 255, 255, 0.8);
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 23, 42, 0.9);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 30px;
    text-align: center;
    opacity: 0;
    transition: var(--transition);
}

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

.portfolio-overlay h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.portfolio-overlay p {
    color: var(--gray-light);
    margin-bottom: 20px;
    font-size: 0.95rem;
}

.portfolio-tags {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: center;
}

.portfolio-tags span {
    background: var(--primary);
    color: var(--white);
    padding: 5px 15px;
    border-radius: 15px;
    font-size: 0.8rem;
}

.view-project {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 20px;
    color: var(--primary-light);
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition);
}

.view-project i {
    transition: var(--transition);
}

.portfolio-item:hover .view-project i {
    transform: translateX(5px);
}

a.portfolio-item {
    text-decoration: none;
    color: inherit;
    display: block;
}

/* ============================================
   Testimonials Section
============================================ */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.testimonial-card {
    background: var(--dark-light);
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    transition: var(--transition);
}

.testimonial-card:hover {
    transform: translateY(-5px);
}

.testimonial-stars {
    margin-bottom: 20px;
}

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

.testimonial-text {
    color: var(--gray-light);
    font-style: italic;
    margin-bottom: 25px;
    line-height: 1.8;
}

.testimonial-author {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.author-avatar {
    width: 50px;
    height: 50px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 1.1rem;
}

.author-info {
    text-align: left;
}

.author-info h4 {
    font-size: 1rem;
    margin-bottom: 3px;
}

.author-info span {
    color: var(--gray);
    font-size: 0.85rem;
}

/* ============================================
   Contact Section
============================================ */
.contact {
    background: var(--dark-light);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 30px;
}

.info-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.info-icon i {
    font-size: 1.3rem;
    color: var(--white);
}

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

.info-text p {
    color: var(--gray-light);
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 40px;
}

.social-link {
    width: 50px;
    height: 50px;
    background: var(--dark);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.social-link:hover {
    background: var(--primary);
    transform: translateY(-5px);
}

.social-link i {
    font-size: 1.2rem;
}

.contact-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    position: relative;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    width: 100%;
    padding: 18px 20px;
    background: var(--dark);
    border: 1px solid var(--gray);
    border-radius: 10px;
    color: var(--white);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: var(--gray);
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.contact-form select {
    cursor: pointer;
    appearance: none;
}

.contact-form textarea {
    resize: vertical;
    min-height: 150px;
}

.btn-full {
    width: 100%;
    justify-content: center;
    padding: 18px 35px;
}

/* ============================================
   Footer
============================================ */
.footer {
    background: var(--dark);
    padding: 60px 0 30px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 30px;
    border-bottom: 1px solid var(--dark-light);
    margin-bottom: 30px;
}

.footer-logo a {
    font-size: 1.5rem;
    font-weight: 700;
}

.footer-logo span {
    color: var(--primary);
}

.footer-logo p {
    color: var(--gray);
    margin-top: 10px;
}

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

.footer-links a {
    color: var(--gray-light);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary);
}

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

.footer-bottom p {
    color: var(--gray);
    font-size: 0.9rem;
}

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

    .hero-description {
        margin: 0 auto 30px;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-image {
        display: none;
    }

    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .about-image {
        order: -1;
    }

    .services-grid,
    .portfolio-grid,
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

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

    .info-item {
        justify-content: center;
    }

    .social-links {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background: var(--dark-light);
        flex-direction: column;
        justify-content: center;
        gap: 30px;
        transition: var(--transition);
    }

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

    .hamburger {
        display: flex;
        z-index: 1001;
    }

    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-role {
        font-size: 1.5rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }

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

    .contact-form {
        grid-template-columns: 1fr;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
        gap: 30px;
    }

    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }

    .footer-legal {
        flex-wrap: wrap;
        justify-content: center;
    }

    .section-title {
        font-size: 2rem;
    }

    .cookie-banner {
        flex-direction: column;
        text-align: center;
    }

    .cookie-content {
        flex-direction: column;
        gap: 15px;
    }

    .cookie-buttons {
        justify-content: center;
    }
}

/* ============================================
   Footer Legal Links
============================================ */
.footer-legal {
    display: flex;
    gap: 20px;
}

.footer-legal a {
    color: var(--gray);
    font-size: 0.85rem;
    transition: var(--transition);
}

.footer-legal a:hover {
    color: var(--primary-light);
}

/* ============================================
   Cookie Consent Banner
============================================ */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--dark-light);
    padding: 20px;
    z-index: 9999;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 -5px 30px rgba(0, 0, 0, 0.3);
    display: none;
}

.cookie-banner.show {
    display: block;
    animation: slideUp 0.4s ease;
}

@keyframes slideUp {
    from {
        transform: translateY(100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    flex-wrap: wrap;
}

.cookie-content p {
    color: var(--gray-light);
    font-size: 0.95rem;
    flex: 1;
    min-width: 300px;
}

.cookie-content a {
    color: var(--primary-light);
    text-decoration: underline;
}

.cookie-buttons {
    display: flex;
    gap: 10px;
}

.cookie-btn {
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition);
}

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

.cookie-btn.accept:hover {
    background: var(--primary-dark);
}

.cookie-btn.essential {
    background: transparent;
    color: var(--gray-light);
    border: 1px solid var(--gray);
}

.cookie-btn.essential:hover {
    border-color: var(--white);
    color: var(--white);
}