/* ============================================
   NEXUS DIGITAL - Digital Marketing Agency
   Design System: Acid Neon
   ============================================ */

/* CSS Variables */
:root {
    /* Acid Neon Palette */
    --color-primary: #CCFF00;
    --color-secondary: #FF3CAC;
    --color-bg: #0D0D0D;
    --color-bg-elevated: #1A1A2E;
    --color-text: #FFFFFF;
    --color-text-muted: rgba(255, 255, 255, 0.6);
    --color-text-subtle: rgba(255, 255, 255, 0.4);
    --color-border: rgba(255, 255, 255, 0.1);
    
    /* Typography */
    --font-display: 'Clash Display', sans-serif;
    --font-body: 'Plus Jakarta Sans', sans-serif;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    --space-3xl: 6rem;
    --space-4xl: 8rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

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

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

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

/* Container */
.container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* ============================================
   NAVIGATION
   ============================================ */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--space-md) 0;
    transition: var(--transition-base);
}

.nav--scrolled {
    background: rgba(13, 13, 13, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

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

.logo-icon {
    font-size: 1.75rem;
    filter: drop-shadow(0 0 20px var(--color-primary));
}

.logo-text {
    letter-spacing: 0.1em;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
    list-style: none;
}

.nav-link {
    font-weight: 500;
    font-size: 0.9rem;
    letter-spacing: 0.05em;
    position: relative;
    transition: var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: var(--transition-base);
}

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

.nav-link--cta {
    background: var(--color-primary);
    color: var(--color-bg);
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-sm);
    font-weight: 600;
}

.nav-link--cta::after {
    display: none;
}

.nav-link--cta:hover {
    background: var(--color-secondary);
    color: var(--color-text);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-xs);
}

.nav-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background: var(--color-text);
    transition: var(--transition-fast);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: calc(var(--space-4xl) + 80px) 0 var(--space-4xl);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse 80% 50% at 20% 40%, rgba(204, 255, 0, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse 60% 40% at 80% 60%, rgba(255, 60, 172, 0.1) 0%, transparent 50%);
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 70%);
}

.hero-content {
    max-width: 900px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-md);
    background: rgba(204, 255, 0, 0.1);
    border: 1px solid rgba(204, 255, 0, 0.3);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: var(--space-xl);
    animation: fadeInUp 0.8s ease forwards;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--color-primary);
    border-radius: 50%;
    animation: pulse 2s ease infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 700;
    line-height: 1;
    margin-bottom: var(--space-lg);
}

.title-line {
    display: block;
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 0.1s;
    opacity: 0;
}

.title-line--accent {
    color: var(--color-primary);
    text-shadow: 0 0 40px rgba(204, 255, 0, 0.5);
}

.hero-description {
    font-size: 1.25rem;
    color: var(--color-text-muted);
    max-width: 600px;
    margin-bottom: var(--space-xl);
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 0.3s;
    opacity: 0;
}

.hero-actions {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-3xl);
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 0.4s;
    opacity: 0;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-lg);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: var(--radius-sm);
    transition: var(--transition-base);
    cursor: pointer;
    border: none;
}

.btn--primary {
    background: var(--color-primary);
    color: var(--color-bg);
}

.btn--primary:hover {
    background: var(--color-secondary);
    color: var(--color-text);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(255, 60, 172, 0.3);
}

.btn--secondary {
    background: transparent;
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

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

.btn--outline {
    background: transparent;
    color: var(--color-text);
    border: 1px solid var(--color-border);
    padding: var(--space-sm) var(--space-xl);
}

.btn--outline:hover {
    background: var(--color-primary);
    color: var(--color-bg);
    border-color: var(--color-primary);
}

.btn--large {
    padding: var(--space-md) var(--space-xl);
    font-size: 1rem;
}

/* Hero Stats */
.hero-stats {
    display: flex;
    gap: var(--space-3xl);
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 0.5s;
    opacity: 0;
}

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

.stat-number {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1;
}

.stat-suffix {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-primary);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-top: var(--space-xs);
}

/* Scroll Indicator */
.hero-scroll {
    position: absolute;
    bottom: var(--space-xl);
    left: 50%;
    transform: translateX(-50%);
}

.scroll-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--color-primary), transparent);
    animation: scrollPulse 2s ease infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 1; transform: scaleY(1); }
    50% { opacity: 0.5; transform: scaleY(0.5); }
}

/* ============================================
   SECTIONS COMMON
   ============================================ */
.section-header {
    margin-bottom: var(--space-3xl);
}

.section-header--center {
    text-align: center;
}

.section-tag {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-primary);
    margin-bottom: var(--space-md);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--space-md);
}

.text-accent {
    color: var(--color-primary);
}

.section-description {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    max-width: 600px;
}

.section-header--center .section-description {
    margin: 0 auto;
}

/* ============================================
   SERVICES SECTION
   ============================================ */
.services {
    padding: var(--space-4xl) 0;
    background: var(--color-bg);
}

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

.service-card {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    transform: scaleX(0);
    transition: var(--transition-base);
}

.service-card:hover {
    border-color: rgba(204, 255, 0, 0.3);
    transform: translateY(-4px);
}

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

.service-icon {
    width: 56px;
    height: 56px;
    background: rgba(204, 255, 0, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-lg);
    color: var(--color-primary);
}

.service-icon svg {
    width: 28px;
    height: 28px;
}

.service-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.service-description {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    margin-bottom: var(--space-md);
    line-height: 1.7;
}

.service-link {
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: var(--transition-fast);
}

.service-link:hover {
    gap: 8px;
}

/* ============================================
   WORK SECTION
   ============================================ */
.work {
    padding: var(--space-4xl) 0;
    background: var(--color-bg-elevated);
}

.work-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
}

.work-card {
    background: var(--color-bg);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: var(--transition-base);
}

.work-card:hover {
    transform: translateY(-8px);
    border-color: rgba(204, 255, 0, 0.3);
}

.work-card--featured {
    grid-column: span 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
}

.work-image {
    aspect-ratio: 16/10;
    overflow: hidden;
}

.work-card--featured .work-image {
    aspect-ratio: auto;
}

.work-placeholder {
    width: 100%;
    height: 100%;
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-bg);
}

.work-content {
    padding: var(--space-xl);
}

.work-category {
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
}

.work-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
    line-height: 1.3;
}

.work-description {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    margin-bottom: var(--space-lg);
}

.work-metrics {
    display: flex;
    gap: var(--space-xl);
}

.metric {
    display: flex;
    flex-direction: column;
}

.metric-value {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-primary);
}

.metric-label {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.work-cta {
    text-align: center;
}

/* ============================================
   PROCESS SECTION
   ============================================ */
.process {
    padding: var(--space-4xl) 0;
    background: var(--color-bg);
}

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

.process-content {
    max-width: 600px;
}

.process-steps {
    margin-top: var(--space-2xl);
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.step {
    display: flex;
    gap: var(--space-lg);
    padding-bottom: var(--space-xl);
    border-bottom: 1px solid var(--color-border);
}

.step:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.step-number {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    opacity: 0.5;
    flex-shrink: 0;
    width: 50px;
}

.step-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.step-description {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* Process Visual */
.process-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.visual-card {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    width: 100%;
    max-width: 400px;
}

.visual-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-lg);
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.visual-live {
    color: var(--color-primary);
    animation: pulse 2s ease infinite;
}

.visual-chart {
    display: flex;
    align-items: flex-end;
    gap: 8px;
    height: 150px;
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--color-border);
}

.chart-bar {
    flex: 1;
    background: linear-gradient(to top, var(--color-primary), var(--color-secondary));
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    min-height: 20px;
    animation: growBar 1s ease forwards;
    transform-origin: bottom;
}

@keyframes growBar {
    from { transform: scaleY(0); }
    to { transform: scaleY(1); }
}

.visual-metrics {
    display: flex;
    justify-content: space-between;
}

.v-metric {
    text-align: center;
}

.v-metric-value {
    display: block;
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
}

.v-metric-label {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

/* ============================================
   TESTIMONIALS SECTION
   ============================================ */
.testimonials {
    padding: var(--space-4xl) 0;
    background: var(--color-bg-elevated);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.testimonial {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    transition: var(--transition-base);
}

.testimonial:hover {
    border-color: rgba(204, 255, 0, 0.3);
    transform: translateY(-4px);
}

.testimonial-stars {
    color: var(--color-primary);
    font-size: 1.25rem;
    letter-spacing: 2px;
    margin-bottom: var(--space-md);
}

.testimonial-text {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-text-muted);
    margin-bottom: var(--space-lg);
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.author-avatar {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--color-bg);
}

.author-info {
    display: flex;
    flex-direction: column;
}

.author-name {
    font-weight: 600;
    font-style: normal;
}

.author-role {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta {
    position: relative;
    padding: var(--space-4xl) 0;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.cta-gradient {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse 60% 60% at 50% 50%, rgba(204, 255, 0, 0.1) 0%, transparent 60%),
        radial-gradient(ellipse 40% 40% at 80% 20%, rgba(255, 60, 172, 0.1) 0%, transparent 50%);
}

.cta-content {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.cta-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 700;
    margin-bottom: var(--space-md);
}

.cta-description {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-2xl);
}

/* Form */
.cta-form {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    text-align: left;
    margin-bottom: var(--space-2xl);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

.form-group {
    margin-bottom: var(--space-md);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

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

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-text-subtle);
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23ffffff' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--space-md) center;
    padding-right: var(--space-xl);
}

.form-group select option {
    background: var(--color-bg);
    color: var(--color-text);
}

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

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

/* CTA Trust */
.cta-trust {
    text-align: center;
}

.cta-trust > span {
    display: block;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.trust-logos {
    display: flex;
    justify-content: center;
    gap: var(--space-xl);
    flex-wrap: wrap;
}

.trust-logos span {
    font-family: var(--font-display);
    font-weight: 600;
    color: var(--color-text-subtle);
    opacity: 0.6;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    padding: var(--space-3xl) 0 var(--space-xl);
    background: var(--color-bg);
    border-top: 1px solid var(--color-border);
}

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

.footer-brand .logo {
    margin-bottom: var(--space-md);
}

.footer-tagline {
    color: var(--color-text-muted);
    margin-bottom: var(--space-lg);
}

.footer-social {
    display: flex;
    gap: var(--space-md);
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.footer-social a:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-bg);
}

.footer-social svg {
    width: 20px;
    height: 20px;
}

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

.footer-column h4 {
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-md);
    color: var(--color-primary);
}

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

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

.footer-column a,
.footer-column li {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-xl);
    border-top: 1px solid var(--color-border);
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.footer-legal {
    display: flex;
    gap: var(--space-lg);
}

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

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1024px) {
    .work-card--featured {
        grid-column: span 1;
        grid-template-columns: 1fr;
    }
    
    .work-grid {
        grid-template-columns: 1fr;
    }
    
    .process-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background: var(--color-bg-elevated);
        flex-direction: column;
        padding: var(--space-3xl) var(--space-xl);
        transition: var(--transition-base);
        border-left: 1px solid var(--color-border);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-toggle {
        display: flex;
        z-index: 1001;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--space-lg);
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-actions {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .work-metrics {
        flex-direction: column;
        gap: var(--space-md);
    }
}

/* ============================================
   ACCESSIBILITY
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* Focus styles */
:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Skip link */
.skip-link {
    position: absolute;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-primary);
    color: var(--color-bg);
    padding: var(--space-sm) var(--space-md);
    z-index: 9999;
    font-weight: 600;
}

.skip-link:focus {
    top: var(--space-md);
}