/* ==========================================================================
   Base Styles & Variables
   ========================================================================== */
:root {
    /* Color Palette */
    --bg-primary: #050505;
    --bg-secondary: #0a0a0a;
    --bg-tertiary: #111111;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    
    --accent-blue: #00f0ff;
    --accent-purple: #7000ff;
    
    --gradient-primary: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-purple) 100%);
    --gradient-glow: linear-gradient(90deg, rgba(0,240,255,0.2) 0%, rgba(112,0,255,0.2) 100%);
    
    /* Typography */
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Layout */
    --container-width: 1200px;
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

html {
    scroll-behavior: smooth;
}

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

/* Typography Utilities */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
}

.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-success {
    color: #00ff88;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

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

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

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

.section-header {
    margin-bottom: 60px;
}

.section-subtitle {
    color: var(--accent-blue);
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 10px;
}

.section-title {
    font-size: 3rem;
    margin-bottom: 20px;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn-primary, .btn-primary-outline, .btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    border-radius: 30px;
    font-weight: 600;
    font-family: var(--font-heading);
    cursor: pointer;
    transition: var(--transition);
    gap: 8px;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-primary);
    color: #fff;
    border: none;
    box-shadow: 0 4px 15px rgba(0, 240, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 240, 255, 0.5);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid rgba(255,255,255,0.2);
}

.btn-secondary:hover {
    border-color: var(--text-primary);
    background: rgba(255,255,255,0.05);
}

.btn-primary-outline {
    background: transparent;
    color: var(--accent-blue);
    border: 1px solid var(--accent-blue);
}

.btn-primary-outline:hover {
    background: var(--accent-blue);
    color: #000;
    box-shadow: 0 0 15px rgba(0, 240, 255, 0.4);
}

/* ==========================================================================
   Navbar
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 20px 0;
    z-index: 1000;
    transition: var(--transition);
    border-bottom: 1px solid transparent;
}

.navbar.scrolled {
    padding: 15px 0;
    background: rgba(5, 5, 5, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
}

.logo-icon {
    font-size: 2rem;
    color: var(--accent-blue);
    display: flex;
}

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

.nav-links a {
    font-weight: 500;
    font-size: 0.95rem;
}

.nav-links a:not(.btn-primary-outline):hover {
    color: var(--accent-blue);
}

.hamburger {
    display: none;
    font-size: 1.8rem;
    cursor: pointer;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.hero-bg::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 30%;
    background: linear-gradient(to top, var(--bg-primary), transparent);
}

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

.badge {
    display: inline-block;
    padding: 6px 12px;
    border-radius: 20px;
    background: rgba(0, 240, 255, 0.1);
    border: 1px solid rgba(0, 240, 255, 0.2);
    color: var(--accent-blue);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 20px;
    letter-spacing: 1px;
}

.hero-title {
    font-size: 4.5rem;
    margin-bottom: 20px;
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 40px;
    max-width: 90%;
}

.hero-cta {
    display: flex;
    gap: 20px;
}

/* Glass Card Component */
.glass-card {
    background: rgba(10, 10, 10, 0.6);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
    position: relative;
    overflow: hidden;
}

.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-glow);
    opacity: 0.1;
    z-index: 0;
}

.tech-card {
    max-width: 400px;
    margin-left: auto;
}

.tech-card > * {
    position: relative;
    z-index: 1;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    padding-bottom: 15px;
    margin-bottom: 20px;
}

.dots {
    display: flex;
    gap: 6px;
}

.dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #333;
}
.dots span:nth-child(1) { background: #ff5f56; }
.dots span:nth-child(2) { background: #ffbd2e; }
.dots span:nth-child(3) { background: #27c93f; }

.card-title {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--text-secondary);
}

.stat-row {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid rgba(255,255,255,0.03);
}

.stat-row:last-child {
    border-bottom: none;
}

/* ==========================================================================
   About Section
   ========================================================================== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.glow-orb {
    position: absolute;
    width: 200px;
    height: 200px;
    background: var(--accent-blue);
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.2;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0% { transform: translateY(0px) scale(1); }
    50% { transform: translateY(-20px) scale(1.1); }
    100% { transform: translateY(0px) scale(1); }
}

.about-features {
    margin-top: 30px;
}

.about-features li {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.1rem;
    color: var(--text-primary);
}

.about-features i {
    color: var(--accent-blue);
    font-size: 1.5rem;
}

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

.service-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 40px 30px;
    border-radius: 20px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.4s ease;
}

.service-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.04);
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

.service-card:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

.service-icon {
    font-size: 3rem;
    color: var(--accent-blue);
    margin-bottom: 20px;
}

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

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

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

.portfolio-img {
    position: relative;
    width: 100%;
    height: 300px;
}

.portfolio-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(5,5,5,0.9), transparent);
    opacity: 0;
    transition: opacity 0.4s ease;
    display: flex;
    align-items: flex-end;
    padding: 30px;
}

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

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

.portfolio-content {
    width: 100%;
    transform: translateY(20px);
    transition: transform 0.4s ease;
}

.portfolio-item:hover .portfolio-content {
    transform: translateY(0);
}

.category {
    color: var(--accent-blue);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.portfolio-content h3 {
    font-size: 1.5rem;
    margin: 5px 0 15px;
}

.view-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--text-primary);
    color: var(--bg-primary);
    font-size: 1.2rem;
}

.view-btn:hover {
    background: var(--accent-blue);
}

/* ==========================================================================
   Technology Stack Section
   ========================================================================== */
.tech-slider-container {
    width: 100%;
    overflow: hidden;
    padding: 20px 0;
    position: relative;
}

.tech-slider-container::before,
.tech-slider-container::after {
    content: '';
    position: absolute;
    top: 0;
    width: 150px;
    height: 100%;
    z-index: 2;
}

.tech-slider-container::before {
    left: 0;
    background: linear-gradient(to right, var(--bg-secondary), transparent);
}

.tech-slider-container::after {
    right: 0;
    background: linear-gradient(to left, var(--bg-secondary), transparent);
}

.tech-track {
    display: flex;
    gap: 50px;
    animation: scroll 30s linear infinite;
    width: max-content;
}

@keyframes scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(calc(-200px * 11)); } /* Adjust based on item width + gap */
}

.tech-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    font-size: 3rem;
    color: var(--text-secondary);
    transition: var(--transition);
    width: 150px;
}

.tech-item span {
    font-size: 1rem;
    font-family: var(--font-heading);
    font-weight: 600;
}

.tech-item:hover {
    transform: translateY(-10px) scale(1.1);
    filter: drop-shadow(0 10px 20px rgba(255,255,255,0.1));
}

/* ==========================================================================
   Stats Section
   ========================================================================== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    text-align: center;
}

.stat-box {
    padding: 40px 20px;
}

.stat-number {
    font-size: 4rem;
    font-weight: 700;
    font-family: var(--font-heading);
    line-height: 1;
    margin-bottom: 10px;
}

.stat-label {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

/* ==========================================================================
   Testimonials
   ========================================================================== */
.testi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 40px;
}

.testi-card {
    padding: 40px;
}

.quote-icon {
    font-size: 2.5rem;
    color: var(--accent-blue);
    opacity: 0.5;
    margin-bottom: 20px;
}

.testi-card p {
    font-size: 1.1rem;
    font-style: italic;
    margin-bottom: 30px;
    color: var(--text-primary);
}

.testi-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.author-info h4 {
    margin: 0;
    font-size: 1.1rem;
}

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

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

.contact-methods {
    margin-top: 40px;
}

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

.method-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: rgba(0, 240, 255, 0.1);
    color: var(--accent-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
}

.method-item h5 {
    font-size: 1.2rem;
    margin-bottom: 5px;
}

.method-item span {
    color: var(--text-secondary);
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 10px;
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    padding: 15px 20px;
    border-radius: 10px;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group select {
    appearance: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-blue);
    background: rgba(255,255,255,0.08);
}

.w-100 {
    width: 100%;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    padding-top: 80px;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 50px;
    margin-bottom: 60px;
}

.footer-brand p {
    margin: 20px 0;
    max-width: 300px;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255,255,255,0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

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

.footer-links h4, .footer-newsletter h4 {
    font-size: 1.2rem;
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 10px;
}

.footer-links h4::after, .footer-newsletter h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--accent-blue);
}

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

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

.footer-newsletter p {
    margin-bottom: 20px;
}

.newsletter-form {
    display: flex;
    position: relative;
}

.newsletter-form input {
    width: 100%;
    padding: 12px 20px;
    padding-right: 50px;
    border-radius: 30px;
    border: 1px solid rgba(255,255,255,0.1);
    background: rgba(255,255,255,0.05);
    color: var(--text-primary);
    outline: none;
}

.newsletter-form button {
    position: absolute;
    right: 5px;
    top: 5px;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: none;
    background: var(--accent-blue);
    color: var(--bg-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 30px 0;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-legal a {
    margin-left: 20px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.footer-legal a:hover {
    color: var(--accent-blue);
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1200px) {
    .testi-grid { grid-template-columns: 1fr; }
}

@media (max-width: 992px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        margin-top: 50px;
    }
    
    .hero-title { font-size: 3.5rem; }
    .hero-subtitle { margin: 0 auto 40px auto; }
    .hero-cta { justify-content: center; }
    .tech-card { margin: 0 auto; }
    
    .about-grid { grid-template-columns: 1fr; }
    .about-img { order: 2; }

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

@media (max-width: 768px) {
    .nav-links {
        display: none; /* Mobile menu handled by JS */
    }
    .hamburger { display: block; }
    .hero-title { font-size: 2.5rem; }
    .section-title { font-size: 2.2rem; }
    
    .footer-grid { grid-template-columns: 1fr; gap: 30px; }
    .footer-bottom { flex-direction: column; gap: 15px; text-align: center; }
}