/* ===================================
   CSS RESET & BASE STYLES
   =================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* ===================================
   CSS VARIABLES - 2025 COLOR SCHEME
   Dark Blue + Neon Orange (High-Impact)
   =================================== */
:root {
    /* Primary Colors */
    --color-primary: #FF6B35;
    --color-primary-dark: #E85A2A;
    --color-primary-light: #FF8C5F;
    
    /* Secondary Colors */
    --color-secondary: #0A1628;
    --color-secondary-light: #1A2B47;
    --color-secondary-lighter: #2A3F5F;
    
    /* Accent Colors */
    --color-accent: #00D9FF;
    --color-accent-glow: rgba(0, 217, 255, 0.3);
    
    /* Neutral Colors */
    --color-white: #FFFFFF;
    --color-light: #F8F9FA;
    --color-gray-100: #E9ECEF;
    --color-gray-200: #DEE2E6;
    --color-gray-300: #CED4DA;
    --color-gray-400: #ADB5BD;
    --color-gray-500: #6C757D;
    --color-gray-600: #495057;
    --color-gray-700: #343A40;
    --color-gray-800: #212529;
    --color-dark: #0D1117;
    
    /* Typography */
    --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-xl: 2rem;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.25);
    --shadow-glow: 0 0 30px var(--color-accent-glow);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ===================================
   BASE STYLES
   =================================== */
html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-gray-700);
    background-color: var(--color-white);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-secondary);
    margin-bottom: var(--spacing-md);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }

p {
    margin-bottom: var(--spacing-md);
}

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

a:hover {
    color: var(--color-primary-dark);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ===================================
   UTILITY CLASSES
   =================================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.gradient-text {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ===================================
   NAVIGATION
   =================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: all var(--transition-base);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-secondary);
}

.brand-icon {
    width: 32px;
    height: 32px;
    color: var(--color-primary);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
}

.nav-link {
    color: var(--color-gray-700);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 80%;
    height: 2px;
    background: var(--color-primary);
    transition: transform var(--transition-base);
}

.nav-link:hover::after,
.nav-link.active::after {
    transform: translateX(-50%) scaleX(1);
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.mobile-toggle i {
    width: 24px;
    height: 24px;
    color: var(--color-secondary);
}

/* ===================================
   BUTTONS
   =================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    box-shadow: 0 4px 15px rgba(255, 107, 53, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 107, 53, 0.4);
}

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

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

.btn-small {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 0.875rem;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* ===================================
   HERO SECTION
   =================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: var(--spacing-3xl) 0;
    overflow: hidden;
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-light) 100%);
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(255, 107, 53, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(0, 217, 255, 0.1) 0%, transparent 50%);
    animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

.hero .container {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.hero-content {
    color: var(--color-white);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-md);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-xl);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: var(--spacing-lg);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-badge i {
    width: 16px;
    height: 16px;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
}

.title-line {
    display: block;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    line-height: 1.6;
    color: var(--color-gray-300);
    margin-bottom: var(--spacing-xl);
    max-width: 600px;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-3xl);
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.stat-item i {
    width: 40px;
    height: 40px;
    color: var(--color-primary);
}

.stat-content {
    display: flex;
    flex-direction: column;
}

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

.stat-label {
    font-size: 0.875rem;
    color: var(--color-gray-400);
}

.hero-visual {
    position: relative;
    height: 500px;
}

.floating-card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--color-white);
    font-weight: 600;
    box-shadow: var(--shadow-lg);
    animation: float 6s ease-in-out infinite;
}

.floating-card i {
    width: 24px;
    height: 24px;
    color: var(--color-primary);
}

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

.card-2 {
    top: 50%;
    right: 10%;
    animation-delay: 2s;
}

.card-3 {
    bottom: 10%;
    left: 20%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(2deg);
    }
}

/* ===================================
   SECTION STYLES
   =================================== */
section {
    padding: var(--spacing-3xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--color-light);
    border-radius: var(--radius-xl);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.section-badge i {
    width: 16px;
    height: 16px;
}

.section-title {
    margin-bottom: var(--spacing-md);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-gray-600);
    max-width: 600px;
    margin: 0 auto;
}

/* ===================================
   SERVICES SECTION
   =================================== */
.services {
    background: var(--color-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.service-card {
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-accent) 100%);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

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

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

.service-card.featured {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
}

.service-card.featured .service-title,
.service-card.featured .service-description {
    color: var(--color-white);
}

.service-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-light);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    transition: all var(--transition-base);
}

.service-card.featured .service-icon {
    background: rgba(255, 255, 255, 0.2);
}

.service-icon i {
    width: 32px;
    height: 32px;
    color: var(--color-primary);
}

.service-card.featured .service-icon i {
    color: var(--color-white);
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
}

.service-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.service-description {
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-lg);
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-weight: 600;
    color: var(--color-primary);
    transition: gap var(--transition-fast);
}

.service-card.featured .service-link {
    color: var(--color-white);
}

.service-link:hover {
    gap: var(--spacing-sm);
}

.service-link i {
    width: 16px;
    height: 16px;
}

/* ===================================
   PORTFOLIO SECTION
   =================================== */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
}

.portfolio-item {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

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

.portfolio-image {
    position: relative;
    aspect-ratio: 16 / 10;
    overflow: hidden;
}

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

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

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(10, 22, 40, 0.9) 0%, rgba(255, 107, 53, 0.9) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-base);
}

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

.portfolio-info {
    text-align: center;
    color: var(--color-white);
    padding: var(--spacing-lg);
    transform: translateY(20px);
    transition: transform var(--transition-base);
}

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

.portfolio-info h3 {
    color: var(--color-white);
    margin-bottom: var(--spacing-xs);
}

.portfolio-info p {
    margin-bottom: var(--spacing-md);
    opacity: 0.9;
}

.portfolio-tags {
    display: flex;
    gap: var(--spacing-xs);
    padding: var(--spacing-md);
    background: var(--color-white);
}

.tag {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--color-light);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-gray-700);
}

/* ===================================
   ABOUT SECTION
   =================================== */
.about {
    background: var(--color-white);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.about-text {
    max-width: 600px;
}

.about-description {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-xl);
}

.about-features {
    display: grid;
    gap: var(--spacing-md);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: 500;
    color: var(--color-gray-700);
}

.feature-item i {
    width: 24px;
    height: 24px;
    color: var(--color-primary);
}

.about-visual {
    display: grid;
    gap: var(--spacing-lg);
}

.about-card {
    padding: var(--spacing-xl);
    background: var(--color-light);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--color-primary);
    transition: all var(--transition-base);
}

.about-card:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-md);
}

.about-card i {
    width: 40px;
    height: 40px;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.about-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.about-card p {
    color: var(--color-gray-600);
    margin-bottom: 0;
}

/* ===================================
   CONTACT SECTION
   =================================== */
.contact {
    background: var(--color-light);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-3xl);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.contact-item {
    display: flex;
    gap: var(--spacing-md);
}

.contact-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-white);
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.contact-icon i {
    width: 24px;
    height: 24px;
    color: var(--color-primary);
}

.contact-details h3 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xs);
}

.contact-details p {
    color: var(--color-gray-600);
    margin-bottom: 0;
}

.contact-form {
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--color-gray-700);
    margin-bottom: var(--spacing-xs);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1);
}

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

/* ===================================
   FOOTER
   =================================== */
.footer {
    background: var(--color-secondary);
    color: var(--color-gray-300);
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: var(--spacing-3xl);
    margin-bottom: var(--spacing-xl);
}

.footer-brand {
    max-width: 400px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

.footer-logo i {
    width: 32px;
    height: 32px;
    color: var(--color-primary);
}

.footer-description {
    margin-bottom: var(--spacing-lg);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.social-links a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

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

.social-links i {
    width: 20px;
    height: 20px;
    color: var(--color-white);
}

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

.footer-column h4 {
    color: var(--color-white);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-md);
}

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

.footer-column li {
    margin-bottom: var(--spacing-sm);
}

.footer-column a {
    color: var(--color-gray-300);
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    color: var(--color-gray-400);
}

/* ===================================
   RESPONSIVE DESIGN
   =================================== */
@media (max-width: 968px) {
    .hero .container {
        grid-template-columns: 1fr;
    }
    
    .hero-visual {
        display: none;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .mobile-toggle {
        display: block;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
}

/* ===================================
   ANIMATIONS
   =================================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

/* ===================================
   PRINT STYLES
   =================================== */
@media print {
    .navbar,
    .mobile-toggle,
    .hero-cta,
    .contact-form,
    .footer {
        display: none;
    }
    
    body {
        color: #000;
        background: #fff;
    }
}