/* =============================================
   NEXUS Technology Website - Styles
   ============================================= */

/* CSS Variables */
:root {
    /* Color Palette - Motobot Blue Theme */
    --color-bg-dark: #0a1628;
    --color-bg-surface: #0f1e36;
    --color-bg-elevated: #162a4a;
    
    --color-primary: #2b7de9;
    --color-primary-light: #5a9df5;
    --color-primary-dark: #1a5fc4;
    
    --color-accent: #00c853;
    --color-accent-light: #5efc82;
    
    --color-text-primary: #f0f4f8;
    --color-text-secondary: #94a3b8;
    --color-text-muted: #64748b;
    
    --color-border: rgba(148, 163, 184, 0.1);
    --color-border-light: rgba(148, 163, 184, 0.2);
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, #4a9af5 50%, #1a5fc4 100%);
    --gradient-glow: radial-gradient(circle at 50% 50%, rgba(43, 125, 233, 0.15) 0%, transparent 50%);
    
    /* Typography */
    --font-heading: 'Syne', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    /* Spacing */
    --container-width: 1280px;
    --section-padding: 120px;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-full: 9999px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 100px;
}

body {
    font-family: var(--font-heading);
    background-color: var(--color-bg-dark);
    color: var(--color-text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Background Effects */
.bg-grid {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(148, 163, 184, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(148, 163, 184, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
    z-index: 0;
}

.bg-glow {
    position: fixed;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    max-width: 1200px;
    height: 100vh;
    background: var(--gradient-glow);
    pointer-events: none;
    z-index: 0;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition-base);
}

.navbar.scrolled {
    background: rgba(10, 15, 26, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    padding: 15px 0;
}

.nav-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--color-text-primary);
}

.logo-img {
    height: 45px;
    width: auto;
}

.footer .logo-img {
    height: 55px;
}

.logo-icon {
    font-size: 28px;
    color: var(--color-primary);
    animation: pulse-glow 3s ease-in-out infinite;
}

@keyframes pulse-glow {
    0%, 100% { 
        text-shadow: 0 0 20px rgba(43, 125, 233, 0.5);
    }
    50% { 
        text-shadow: 0 0 40px rgba(43, 125, 233, 0.8);
    }
}

.logo-text {
    font-size: 24px;
    font-weight: 800;
    letter-spacing: 2px;
}

.nav-links {
    display: flex;
    gap: 40px;
}

.nav-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    transition: var(--transition-fast);
    position: relative;
}

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

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

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

.nav-cta {
    padding: 12px 28px;
    background: var(--gradient-primary);
    border: none;
    border-radius: var(--radius-full);
    color: var(--color-bg-dark);
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-base);
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 40px rgba(43, 125, 233, 0.3);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

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

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 140px 40px 80px;
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 650px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 20px;
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-full);
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text-secondary);
    margin-bottom: 32px;
    animation: fadeInUp 0.8s ease forwards;
}

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

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.hero-title {
    font-size: clamp(48px, 7vw, 80px);
    font-weight: 800;
    line-height: 1.05;
    margin-bottom: 28px;
}

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

.title-line:nth-child(1) { animation-delay: 0.1s; }
.title-line:nth-child(2) { animation-delay: 0.2s; }
.title-line:nth-child(3) { animation-delay: 0.3s; }

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

.hero-description {
    font-size: 18px;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: 40px;
    max-width: 520px;
    animation: fadeInUp 0.8s ease 0.4s forwards;
    opacity: 0;
}

.hero-actions {
    display: flex;
    gap: 16px;
    animation: fadeInUp 0.8s ease 0.5s forwards;
    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: 10px;
    padding: 16px 32px;
    border-radius: var(--radius-full);
    font-family: var(--font-heading);
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-base);
    border: none;
}

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

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 50px rgba(43, 125, 233, 0.35);
}

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

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

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

/* Hero Visual */
.hero-visual {
    position: absolute;
    right: 5%;
    top: 50%;
    transform: translateY(-50%);
    width: 500px;
    height: 500px;
}

.hero-orb {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 200px;
    height: 200px;
    background: var(--gradient-primary);
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.6;
    animation: orb-pulse 4s ease-in-out infinite;
}

@keyframes orb-pulse {
    0%, 100% { 
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.6;
    }
    50% { 
        transform: translate(-50%, -50%) scale(1.2);
        opacity: 0.4;
    }
}

.hero-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    border: 1px solid var(--color-primary);
    opacity: 0.3;
}

.ring-1 {
    width: 250px;
    height: 250px;
    animation: ring-rotate 20s linear infinite;
}

.ring-2 {
    width: 350px;
    height: 350px;
    animation: ring-rotate 30s linear infinite reverse;
    border-style: dashed;
}

.ring-3 {
    width: 450px;
    height: 450px;
    animation: ring-rotate 40s linear infinite;
    opacity: 0.15;
}

@keyframes ring-rotate {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

.floating-card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    background: rgba(26, 35, 50, 0.9);
    backdrop-filter: blur(10px);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 500;
    animation: float 6s ease-in-out infinite;
}

.floating-card .card-icon {
    font-size: 20px;
}

.card-1 {
    top: 10%;
    right: 20%;
    animation-delay: 0s;
}

.card-2 {
    top: 50%;
    right: 5%;
    animation-delay: 2s;
}

.card-3 {
    bottom: 15%;
    right: 25%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

/* Stats Section */
.stats {
    position: relative;
    z-index: 1;
    padding: 60px 40px;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    background: rgba(17, 24, 39, 0.5);
}

.stats-container {
    max-width: var(--container-width);
    margin: 0 auto;
    display: flex;
    justify-content: space-around;
    align-items: center;
    flex-wrap: wrap;
    gap: 40px;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 56px;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.stat-suffix {
    font-size: 32px;
    font-weight: 700;
    color: var(--color-primary);
}

.stat-label {
    display: block;
    font-size: 14px;
    color: var(--color-text-muted);
    margin-top: 8px;
    font-weight: 500;
}

.stat-divider {
    width: 1px;
    height: 60px;
    background: var(--color-border-light);
}

/* Section Styles */
.section-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 40px;
}

.section-tag {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 500;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(36px, 5vw, 52px);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 20px;
}

.section-subtitle {
    font-size: 18px;
    color: var(--color-text-secondary);
    max-width: 600px;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-header .section-subtitle {
    margin: 0 auto;
}

.section-description {
    font-size: 17px;
    color: var(--color-text-secondary);
    line-height: 1.8;
}

/* About Section */
.about {
    position: relative;
    z-index: 1;
    padding: var(--section-padding) 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-features {
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.feature-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.feature-icon {
    color: var(--color-primary);
    font-size: 14px;
    margin-top: 4px;
}

.feature-item h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 4px;
}

.feature-item p {
    font-size: 14px;
    color: var(--color-text-muted);
}

.about-visual {
    display: flex;
    justify-content: center;
}

.visual-box {
    position: relative;
}

.code-window {
    background: var(--color-bg-surface);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.4);
}

.window-header {
    display: flex;
    gap: 8px;
    padding: 16px 20px;
    background: var(--color-bg-elevated);
    border-bottom: 1px solid var(--color-border);
}

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

.dot.red { background: #ff5f57; }
.dot.yellow { background: #febc2e; }
.dot.green { background: #28c840; }

.code-content {
    padding: 24px;
    font-family: var(--font-mono);
    font-size: 14px;
    line-height: 1.8;
    overflow-x: auto;
}

.code-content .keyword { color: #c678dd; }
.code-content .variable { color: #e5c07b; }
.code-content .function { color: #61afef; }
.code-content .method { color: #98c379; }
.code-content .property { color: #e06c75; }
.code-content .string { color: #98c379; }
.code-content .comment { color: var(--color-text-muted); }

/* Solutions Section */
.solutions {
    position: relative;
    z-index: 1;
    padding: var(--section-padding) 0;
    background: linear-gradient(180deg, transparent 0%, rgba(17, 24, 39, 0.5) 50%, transparent 100%);
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.solution-card {
    position: relative;
    padding: 36px;
    background: var(--color-bg-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
    overflow: hidden;
}

.solution-card .card-glow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 0%, rgba(0, 212, 170, 0.1) 0%, transparent 50%);
    opacity: 0;
    transition: var(--transition-base);
}

.solution-card:hover {
    transform: translateY(-8px);
    border-color: var(--color-primary);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.solution-card:hover .card-glow {
    opacity: 1;
}

.solution-card.featured {
    border-color: var(--color-primary);
    background: linear-gradient(180deg, rgba(0, 212, 170, 0.05) 0%, var(--color-bg-surface) 100%);
}

.featured-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    padding: 6px 14px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    font-size: 11px;
    font-weight: 600;
    color: var(--color-bg-dark);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 24px;
}

.card-icon-wrapper {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 212, 170, 0.1);
    border-radius: var(--radius-md);
    color: var(--color-primary);
}

.card-number {
    font-family: var(--font-mono);
    font-size: 14px;
    color: var(--color-text-muted);
}

.card-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 12px;
}

.card-description {
    font-size: 15px;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: 24px;
}

.card-features {
    list-style: none;
    margin-bottom: 28px;
}

.card-features li {
    position: relative;
    padding-left: 20px;
    font-size: 14px;
    color: var(--color-text-muted);
    margin-bottom: 10px;
}

.card-features li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-primary);
}

.card-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--color-primary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    transition: var(--transition-fast);
}

.card-link:hover {
    gap: 12px;
}

/* Innovation Section */
.innovation {
    position: relative;
    z-index: 1;
    padding: var(--section-padding) 0;
}

.innovation-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.process-steps {
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.process-step {
    display: flex;
    gap: 24px;
    align-items: flex-start;
}

.step-number {
    font-family: var(--font-mono);
    font-size: 14px;
    font-weight: 600;
    color: var(--color-primary);
    padding: 10px 16px;
    background: rgba(0, 212, 170, 0.1);
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}

.step-content h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 6px;
}

.step-content p {
    font-size: 14px;
    color: var(--color-text-muted);
    line-height: 1.6;
}

.innovation-visual {
    display: flex;
    justify-content: center;
}

.tech-stack {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    max-width: 400px;
}

.tech-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 20px;
    background: var(--color-bg-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: var(--transition-base);
    animation: fadeInScale 0.5s ease forwards;
    animation-delay: calc(var(--delay) * 0.1s);
    opacity: 0;
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.tech-item:hover {
    transform: translateY(-5px);
    border-color: var(--color-primary);
    background: var(--color-bg-elevated);
}

.tech-logo {
    font-size: 28px;
}

.tech-name {
    font-size: 11px;
    color: var(--color-text-muted);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Testimonials */
.testimonials {
    position: relative;
    z-index: 1;
    padding: var(--section-padding) 0;
    background: linear-gradient(180deg, transparent 0%, rgba(17, 24, 39, 0.5) 50%, transparent 100%);
}

.testimonials-slider {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 24px;
}

.testimonial-card {
    padding: 36px;
    background: var(--color-bg-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
}

.testimonial-card:hover {
    border-color: var(--color-border-light);
    transform: translateY(-4px);
}

.testimonial-content {
    margin-bottom: 28px;
}

.quote-icon {
    font-size: 48px;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 16px;
}

.testimonial-content p {
    font-size: 16px;
    color: var(--color-text-secondary);
    line-height: 1.8;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 16px;
}

.author-avatar {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 50%;
    font-size: 14px;
    font-weight: 700;
    color: var(--color-bg-dark);
}

.author-info h5 {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 2px;
}

.author-info span {
    font-size: 13px;
    color: var(--color-text-muted);
}

/* Contact Section */
.contact {
    position: relative;
    z-index: 1;
    padding: var(--section-padding) 0;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.contact-info {
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.contact-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 212, 170, 0.1);
    border-radius: var(--radius-md);
    color: var(--color-primary);
    flex-shrink: 0;
}

.contact-label {
    display: block;
    font-size: 12px;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 4px;
}

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

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

.contact-form-wrapper {
    background: var(--color-bg-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 40px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 14px 18px;
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-family: var(--font-heading);
    font-size: 15px;
    color: var(--color-text-primary);
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(43, 125, 233, 0.1);
}

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

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
}

/* Footer */
.footer {
    position: relative;
    z-index: 1;
    padding: 80px 0 40px;
    border-top: 1px solid var(--color-border);
    background: var(--color-bg-surface);
}

.footer-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 40px;
}

.footer-main {
    display: flex;
    justify-content: space-between;
    gap: 80px;
    margin-bottom: 60px;
}

.footer-brand {
    max-width: 300px;
}

.footer-brand .logo {
    margin-bottom: 20px;
}

.footer-brand p {
    font-size: 15px;
    color: var(--color-text-muted);
    margin-bottom: 24px;
}

.social-links {
    display: flex;
    gap: 12px;
}

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

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

.footer-links {
    display: flex;
    gap: 80px;
}

.footer-column h4 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-column a {
    display: block;
    font-size: 14px;
    color: var(--color-text-muted);
    text-decoration: none;
    margin-bottom: 12px;
    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: 40px;
    border-top: 1px solid var(--color-border);
}

.footer-bottom p {
    font-size: 13px;
    color: var(--color-text-muted);
}

.footer-legal {
    display: flex;
    gap: 32px;
}

.footer-legal a {
    font-size: 13px;
    color: var(--color-text-muted);
    text-decoration: none;
    transition: var(--transition-fast);
}

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

/* Responsive */
@media (max-width: 1024px) {
    .hero-visual {
        display: none;
    }
    
    .about-grid,
    .innovation-grid,
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .footer-main {
        flex-direction: column;
        gap: 40px;
    }
    
    .footer-links {
        flex-wrap: wrap;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 80px;
    }
    
    .nav-links,
    .nav-cta {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero {
        padding: 120px 24px 60px;
    }
    
    .section-container {
        padding: 0 24px;
    }
    
    .stats-container {
        flex-direction: column;
        gap: 30px;
    }
    
    .stat-divider {
        width: 60px;
        height: 1px;
    }
    
    .stat-number {
        font-size: 44px;
    }
    
    .solutions-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-slider {
        grid-template-columns: 1fr;
    }
    
    .tech-stack {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    
    .footer-legal {
        flex-wrap: wrap;
        justify-content: center;
        gap: 16px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 38px;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .solution-card {
        padding: 28px;
    }
    
    .contact-form-wrapper {
        padding: 28px;
    }
}