/* ===== CSS Variables ===== */
:root {
    /* Primary colors from brand */
    --primary-blue: #2B5FE6;
    --primary-orange: #FF6B35;
    --primary-gradient: linear-gradient(135deg, #2B5FE6 0%, #4A90E2 50%, #00BCD4 100%);
    --accent-gradient: linear-gradient(135deg, #FF6B35 0%, #FFA07A 100%);

    /* Neutral colors */
    --dark-bg: #0A1628;
    --darker-bg: #050B15;
    --card-bg: #0F1C2E;
    --text-primary: #FFFFFF;
    --text-secondary: #B0C4DE;
    --text-muted: #64748B;

    /* Accent colors */
    --accent-cyan: #00BCD4;
    --accent-teal: #16A085;
    --success: #10B981;
    --warning: #F59E0B;

    /* 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: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 40px rgba(43, 95, 230, 0.3);

    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 300ms ease-in-out;
    --transition-slow: 500ms ease-in-out;
}

/* ===== Reset & Base Styles ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: var(--darker-bg);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    cursor: none;
}

/* ===== Custom Cursor ===== */
.custom-cursor {
    position: fixed;
    width: 40px;
    height: 40px;
    pointer-events: none;
    z-index: 10000;
    mix-blend-mode: difference;
    transition: transform 0.15s ease-out, opacity 0.15s ease-out;
}

.custom-cursor svg {
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 0 5px rgba(255, 107, 53, 0.6));
}

.custom-cursor.hover {
    transform: scale(1.5);
}

.custom-cursor.click {
    transform: scale(0.8);
}

/* Cursor trail effect */
.cursor-trail {
    position: fixed;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--primary-gradient);
    pointer-events: none;
    z-index: 9999;
    opacity: 0.5;
    transition: opacity 0.3s ease-out;
}

/* Show default cursor for mobile */
@media (max-width: 1024px) {
    body {
        cursor: default;
    }

    .custom-cursor,
    .cursor-trail {
        display: none;
    }
}

/* ===== Scroll Progress Bar ===== */
.scroll-progress-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, 0.05);
    z-index: 9999;
    overflow: hidden;
}

.scroll-progress-bar {
    height: 100%;
    background: var(--primary-gradient);
    width: 0%;
    transition: width 0.1s ease-out;
    box-shadow: 0 0 10px rgba(43, 95, 230, 0.5);
    position: relative;
}

.scroll-progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100px;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3));
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

/* ===== Section Timeline Navigator ===== */
.section-timeline {
    position: fixed;
    right: 2rem;
    top: 50%;
    transform: translateY(-50%);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    align-items: center;
}

.timeline-line {
    position: absolute;
    width: 2px;
    height: 100%;
    background: rgba(255, 255, 255, 0.1);
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    z-index: -2;
}

.timeline-progress {
    position: absolute;
    width: 2px;
    height: 0%;
    background: var(--primary-gradient);
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    z-index: -1;
    transition: height 0.3s ease-out;
    box-shadow: 0 0 10px rgba(43, 95, 230, 0.5);
}

.timeline-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    z-index: 1;
}

.timeline-dot:hover {
    background: var(--primary-blue);
    border-color: var(--primary-blue);
    transform: scale(1.5);
    box-shadow: 0 0 20px rgba(43, 95, 230, 0.6);
}

.timeline-dot.active {
    background: var(--primary-gradient);
    border-color: white;
    transform: scale(1.8);
    box-shadow: 0 0 25px rgba(43, 95, 230, 0.8);
}

.timeline-tooltip {
    position: absolute;
    right: 2rem;
    top: 50%;
    transform: translateY(-50%);
    background: var(--card-bg);
    color: var(--text-primary);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 600;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s ease;
    border: 1px solid rgba(43, 95, 230, 0.3);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.timeline-dot:hover .timeline-tooltip {
    opacity: 1;
    right: 2.5rem;
}

/* Hide timeline on mobile */
@media (max-width: 768px) {
    .section-timeline {
        display: none;
    }
}

/* ===== Scroll Animations ===== */
.fade-in-up {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.fade-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

.scale-in {
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.scale-in.visible {
    opacity: 1;
    transform: scale(1);
}

.stagger-delay-1 { transition-delay: 0.1s; }
.stagger-delay-2 { transition-delay: 0.2s; }
.stagger-delay-3 { transition-delay: 0.3s; }
.stagger-delay-4 { transition-delay: 0.4s; }
.stagger-delay-5 { transition-delay: 0.5s; }
.stagger-delay-6 { transition-delay: 0.6s; }

/* Hero animation */
@keyframes fadeInScale {
    0% {
        opacity: 0;
        transform: scale(0.95) translateY(30px);
    }
    100% {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

/* Floating animation for hero elements */
@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

.hero-badge {
    animation: fadeInScale 0.8s ease-out 0.2s backwards;
}

.hero-title {
    animation: fadeInScale 0.8s ease-out 0.4s backwards;
}

.hero-description {
    animation: fadeInScale 0.8s ease-out 0.6s backwards;
}

.hero-buttons {
    animation: fadeInScale 0.8s ease-out 0.8s backwards;
}

.hero-stats {
    animation: fadeInScale 0.8s ease-out 1s backwards;
}

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

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

/* ===== Utilities ===== */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.section {
    padding: var(--spacing-3xl) 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    font-weight: 400;
}

/* ===== Buttons ===== */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    border: none;
    transition: all var(--transition-base);
    text-align: center;
}

.btn-primary {
    background: var(--primary-gradient);
    color: var(--text-primary);
    box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 60px rgba(43, 95, 230, 0.5);
}

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

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

/* ===== Navigation ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 22, 40, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--spacing-sm) 0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.3s ease,
                padding 0.3s ease;
    will-change: transform, background, box-shadow;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 800;
}

.logo-image {
    height: 60px;
    width: auto;
    object-fit: contain;
    display: block;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

.footer .logo-image {
    height: 50px;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--primary-gradient);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 800;
    color: white;
}

.nav-links {
    display: flex;
    gap: var(--spacing-lg);
}

.nav-link {
    color: var(--text-secondary);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0%;
    height: 2px;
    background: var(--primary-gradient);
    transform: translateX(-50%);
    transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-link::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-gradient);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
    border-radius: var(--radius-md);
}

.nav-link:hover {
    color: var(--text-primary);
    transform: translateY(-2px);
}

.nav-link:hover::before {
    width: 80%;
}

.nav-link:hover::after {
    opacity: 0.1;
}

.nav-link.active {
    color: var(--text-primary);
    background: rgba(43, 95, 230, 0.15);
    box-shadow: 0 0 20px rgba(43, 95, 230, 0.2);
}

.nav-link.active::before {
    width: 80%;
    box-shadow: 0 0 10px rgba(43, 95, 230, 0.5);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 0.375rem;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-fast);
}

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

.hero-background {
    position: absolute;
    inset: 0;
    overflow: hidden;
    opacity: 0.3;
}

.circuit-line {
    position: absolute;
    background: var(--primary-gradient);
    opacity: 0.2;
}

.circuit-line.line-1 {
    width: 2px;
    height: 300px;
    top: 10%;
    right: 20%;
    animation: circuit-flow 8s infinite;
}

.circuit-line.line-2 {
    width: 400px;
    height: 2px;
    top: 40%;
    right: 10%;
    animation: circuit-flow 10s infinite 2s;
}

.circuit-line.line-3 {
    width: 2px;
    height: 200px;
    bottom: 20%;
    left: 15%;
    animation: circuit-flow 12s infinite 4s;
}

.circuit-dot {
    position: absolute;
    width: 12px;
    height: 12px;
    background: var(--accent-cyan);
    border-radius: 50%;
    box-shadow: 0 0 20px var(--accent-cyan);
    animation: pulse 3s infinite;
}

.circuit-dot.dot-1 {
    top: 15%;
    right: 25%;
    animation-delay: 0s;
}

.circuit-dot.dot-2 {
    top: 45%;
    right: 15%;
    animation-delay: 1s;
}

.circuit-dot.dot-3 {
    bottom: 25%;
    left: 20%;
    animation-delay: 2s;
}

.circuit-dot.dot-4 {
    top: 60%;
    right: 35%;
    animation-delay: 3s;
}

@keyframes circuit-flow {
    0%, 100% {
        opacity: 0.1;
    }
    50% {
        opacity: 0.3;
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.5);
        opacity: 0.5;
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
}

.hero-badge {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    background: rgba(43, 95, 230, 0.1);
    border: 1px solid rgba(43, 95, 230, 0.3);
    border-radius: var(--radius-xl);
    color: var(--accent-cyan);
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: var(--spacing-lg);
    letter-spacing: 0.5px;
}

.hero-title {
    font-size: 4rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
}

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

.title-subtitle {
    display: block;
    font-size: 2.5rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.8;
    max-width: 700px;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-2xl);
}

.hero-stats {
    display: flex;
    gap: var(--spacing-xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.stat {
    text-align: center;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.about-text {
    font-size: 1.125rem;
    line-height: 1.8;
}

.about-lead {
    font-size: 1.375rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
}

.about-text p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.about-highlights {
    display: grid;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-2xl);
}

.highlight-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all var(--transition-base);
}

.highlight-item:hover {
    transform: translateY(-4px);
    border-color: var(--primary-blue);
    box-shadow: 0 8px 30px rgba(43, 95, 230, 0.2);
}

.highlight-icon {
    font-size: 2.5rem;
    line-height: 1;
}

.highlight-content h4 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.highlight-content p {
    color: var(--text-secondary);
    margin: 0;
}

/* ===== Services Section ===== */
.services {
    background: var(--darker-bg);
}

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

.service-card {
    background: var(--card-bg);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--primary-gradient);
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

.service-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary-blue);
    box-shadow: 0 20px 40px rgba(43, 95, 230, 0.2);
}

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

.service-icon {
    width: 64px;
    height: 64px;
    background: rgba(43, 95, 230, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    color: var(--primary-blue);
}

.service-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.service-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.service-features {
    list-style: none;
    padding: 0;
}

.service-features li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    position: relative;
    padding-left: 1.5rem;
}

.service-features li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary-blue);
    font-weight: bold;
}

.service-features li:last-child {
    border-bottom: none;
}

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

.portfolio-grid {
    display: grid;
    gap: var(--spacing-xl);
}

.portfolio-card {
    background: var(--card-bg);
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all var(--transition-base);
}

.portfolio-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(43, 95, 230, 0.2);
}

.portfolio-card.featured {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 0;
}

.portfolio-image {
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-cyan));
    min-height: 300px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.portfolio-logo {
    max-width: 60%;
    max-height: 200px;
    width: auto;
    height: auto;
    object-fit: contain;
    z-index: 1;
}

.portfolio-overlay {
    position: absolute;
    inset: 0;
    background: rgba(10, 22, 40, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-base);
    z-index: 2;
}

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

.portfolio-link {
    padding: 1rem 2rem;
    background: white;
    color: var(--dark-bg);
    border-radius: var(--radius-md);
    font-weight: 600;
    transition: all var(--transition-fast);
}

.portfolio-link:hover {
    transform: scale(1.05);
}

.portfolio-content {
    padding: var(--spacing-xl);
}

.portfolio-tag {
    display: inline-block;
    padding: 0.375rem 1rem;
    background: rgba(43, 95, 230, 0.1);
    color: var(--primary-blue);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.portfolio-title {
    font-size: 1.875rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.portfolio-description {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
}

.portfolio-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tech-tag {
    padding: 0.375rem 0.875rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

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

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-2xl);
}

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

.contact-card {
    background: var(--card-bg);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all var(--transition-base);
}

.contact-card:hover {
    transform: translateY(-4px);
    border-color: var(--primary-blue);
}

.contact-icon {
    width: 48px;
    height: 48px;
    background: rgba(43, 95, 230, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-blue);
    margin-bottom: var(--spacing-md);
}

.contact-card h3 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.contact-card p,
.contact-card a {
    color: var(--text-secondary);
    line-height: 1.7;
}

.contact-card a:hover {
    color: var(--primary-blue);
}

.contact-form-wrapper {
    background: var(--card-bg);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

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

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input,
.form-group textarea {
    padding: 0.875rem;
    background: var(--darker-bg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(43, 95, 230, 0.1);
}

.form-group textarea {
    resize: vertical;
}

/* ===== Footer ===== */
.footer {
    background: var(--dark-bg);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

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

.footer-tagline {
    color: var(--primary-blue);
    font-weight: 600;
    margin: var(--spacing-sm) 0;
}

.footer-description {
    color: var(--text-secondary);
    line-height: 1.7;
}

.footer-links,
.footer-contact {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links a,
.footer-contact li,
.footer-contact a {
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
}

/* ===== Responsive Design ===== */
@media (max-width: 1024px) {
    .section-title {
        font-size: 2rem;
    }

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

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

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

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

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

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
    }

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

    .title-subtitle {
        font-size: 1.5rem;
    }

    .hero-description {
        font-size: 1.125rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }

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

    .section {
        padding: var(--spacing-2xl) 0;
    }

    .about-lead {
        font-size: 1.25rem;
    }

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

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-md);
    }

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

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

    .title-subtitle {
        font-size: 1.25rem;
    }

    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.875rem;
    }
}