/* ============================================
   EUKARYA - Modern Website Styles
   Brand Colors: Navy #2F318B, Cyan #00A2E9
   ============================================ */

/* CSS Custom Properties */
:root {
    /* Brand Colors */
    --color-navy: #2F318B;
    --color-navy-dark: #1e2057;
    --color-navy-light: #4547a8;
    --color-cyan: #00A2E9;
    --color-cyan-dark: #0082bc;
    --color-cyan-light: #33b5ed;
    --color-black: #0a0a0a;
    --color-white: #ffffff;
    
    /* Neutral Colors */
    --color-gray-50: #f9fafb;
    --color-gray-100: #f3f4f6;
    --color-gray-200: #e5e7eb;
    --color-gray-300: #d1d5db;
    --color-gray-400: #9ca3af;
    --color-gray-500: #6b7280;
    --color-gray-600: #4b5563;
    --color-gray-700: #374151;
    --color-gray-800: #1f2937;
    --color-gray-900: #111827;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;
    
    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
    --transition-snap: 200ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-gray-700);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

/* ============================================
   Utility Classes
   ============================================ */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-5);
}

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

/* ============================================
   Navigation
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid transparent;
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    border-bottom-color: var(--color-gray-200);
    box-shadow: var(--shadow-sm);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.logo-text {
    font-size: var(--font-size-xl);
    font-weight: 800;
    color: var(--color-navy);
    letter-spacing: -0.02em;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.nav-link {
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-gray-600);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.nav-link:hover {
    color: var(--color-navy);
    background: var(--color-gray-100);
}

.nav-link.nav-cta {
    background: var(--color-navy);
    color: var(--color-white);
    margin-left: var(--space-2);
}

.nav-link.nav-cta:hover {
    background: var(--color-navy-dark);
    color: var(--color-white);
}

/* Mobile Navigation */
.nav-toggle {
    display: none;
    width: 40px;
    height: 40px;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    transition: background var(--transition-fast);
}

.nav-toggle:hover {
    background: var(--color-gray-100);
}

.hamburger {
    position: relative;
    width: 20px;
    height: 2px;
    background: var(--color-gray-700);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: inherit;
    border-radius: inherit;
    transition: all var(--transition-fast);
}

.hamburger::before {
    top: -6px;
}

.hamburger::after {
    top: 6px;
}

.nav-toggle.active .hamburger {
    background: transparent;
}

.nav-toggle.active .hamburger::before {
    top: 0;
    transform: rotate(45deg);
    background: var(--color-gray-700);
}

.nav-toggle.active .hamburger::after {
    top: 0;
    transform: rotate(-45deg);
    background: var(--color-gray-700);
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-size: var(--font-size-sm);
    font-weight: 600;
    border-radius: var(--radius-lg);
    transition: all var(--transition-snap);
    white-space: nowrap;
}

.btn-primary {
    background: var(--color-navy);
    color: var(--color-white);
    box-shadow: 0 4px 14px rgba(47, 49, 139, 0.25);
}

.btn-primary:hover {
    background: var(--color-navy-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(47, 49, 139, 0.35);
}

.btn-secondary {
    background: var(--color-white);
    color: var(--color-navy);
    border: 2px solid var(--color-gray-200);
}

.btn-secondary:hover {
    border-color: var(--color-navy);
    background: var(--color-gray-50);
}

.btn-large {
    padding: var(--space-4) var(--space-8);
    font-size: var(--font-size-base);
}

.btn-full {
    width: 100%;
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: calc(70px + var(--space-12)) 0 var(--space-12);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(0, 162, 233, 0.15), transparent),
        radial-gradient(ellipse 60% 40% at 80% 60%, rgba(47, 49, 139, 0.1), transparent);
    z-index: -1;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-12);
    align-items: center;
}

.hero-content {
    text-align: center;
}

.hero-badge {
    display: inline-block;
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-cyan);
    background: rgba(0, 162, 233, 0.1);
    border: 1px solid rgba(0, 162, 233, 0.2);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-6);
}

.hero-title {
    font-size: clamp(var(--font-size-3xl), 8vw, var(--font-size-5xl));
    font-weight: 800;
    line-height: 1.1;
    color: var(--color-gray-900);
    margin-bottom: var(--space-6);
    letter-spacing: -0.03em;
}

.hero-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
    max-width: 540px;
    margin: 0 auto var(--space-8);
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    justify-content: center;
}

/* Hero Visual */
.hero-visual {
    display: flex;
    justify-content: center;
}

.hero-card {
    position: relative;
    width: 100%;
    max-width: 400px;
}

.hero-card-inner {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-2xl);
    overflow: hidden;
    border: 1px solid var(--color-gray-100);
}

.code-block {
    background: var(--color-gray-900);
    padding: 0;
}

.code-header {
    display: flex;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    background: var(--color-gray-800);
}

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

.dot.red { background: #ff5f56; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #27ca40; }

.code-content {
    padding: var(--space-5);
    font-family: 'SF Mono', 'Fira Code', monospace;
    font-size: var(--font-size-sm);
    line-height: 1.8;
    color: var(--color-gray-300);
}

.code-keyword { color: #c792ea; }
.code-var { color: #82aaff; }
.code-prop { color: #c3e88d; }
.code-string { color: #c3e88d; }

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: var(--space-8);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    color: var(--color-gray-400);
    font-size: var(--font-size-xs);
    animation: bounce 2s infinite;
}

.scroll-arrow {
    width: 24px;
    height: 24px;
    border-right: 2px solid var(--color-gray-400);
    border-bottom: 2px solid var(--color-gray-400);
    transform: rotate(45deg);
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
}

/* ============================================
   Section Styles
   ============================================ */
.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto var(--space-12);
}

.section-badge {
    display: inline-block;
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-cyan);
    background: rgba(0, 162, 233, 0.1);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-4);
}

.section-title {
    font-size: clamp(var(--font-size-2xl), 5vw, var(--font-size-4xl));
    font-weight: 800;
    color: var(--color-gray-900);
    margin-bottom: var(--space-4);
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-gray-500);
}

/* ============================================
   Services Section
   ============================================ */
.services {
    padding: var(--space-24) 0;
    background: var(--color-gray-50);
}

.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
}

.service-card {
    background: var(--color-white);
    padding: var(--space-8);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-gray-200);
    transition: all var(--transition-snap);
    opacity: 0;
    transform: translateY(20px);
}

.service-card.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.service-card:hover {
    border-color: var(--color-cyan);
    box-shadow: var(--shadow-xl);
    transform: translateY(-4px);
}

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-navy), var(--color-cyan));
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-5);
}

.service-icon svg {
    width: 28px;
    height: 28px;
    color: var(--color-white);
}

.service-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--space-3);
}

.service-desc {
    color: var(--color-gray-600);
    margin-bottom: var(--space-5);
    line-height: 1.7;
}

.service-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-bottom: var(--space-5);
}

.service-features li {
    padding: var(--space-1) var(--space-3);
    font-size: var(--font-size-xs);
    font-weight: 500;
    color: var(--color-navy);
    background: rgba(47, 49, 139, 0.08);
    border-radius: var(--radius-full);
}

.service-link {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-cyan);
    transition: all var(--transition-fast);
}

.service-link:hover {
    color: var(--color-cyan-dark);
}

/* ============================================
   About Section
   ============================================ */
.about {
    padding: var(--space-24) 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-12);
    align-items: center;
}

.about-content .section-badge,
.about-content .section-title {
    text-align: left;
}

.about-text {
    color: var(--color-gray-600);
    margin-bottom: var(--space-5);
    line-height: 1.8;
}

.about-text strong {
    color: var(--color-gray-900);
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
    margin-top: var(--space-8);
}

.stat-item {
    text-align: center;
    padding: var(--space-4);
    background: var(--color-gray-50);
    border-radius: var(--radius-lg);
}

.stat-number {
    display: block;
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--color-navy);
    margin-bottom: var(--space-1);
}

.stat-label {
    font-size: var(--font-size-xs);
    color: var(--color-gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* About Card */
.about-card {
    background: linear-gradient(135deg, var(--color-navy), var(--color-navy-dark));
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    color: var(--color-white);
}

.value-item {
    display: flex;
    gap: var(--space-4);
    padding: var(--space-4) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.value-item:last-child {
    border-bottom: none;
}

.value-icon {
    font-size: var(--font-size-2xl);
    flex-shrink: 0;
}

.value-item h4 {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--space-1);
}

.value-item p {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
}

/* ============================================
   AI Transparency Section
   ============================================ */
.ai-transparency {
    padding: var(--space-24) 0;
    background: var(--color-gray-50);
}

.transparency-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
}

.transparency-card {
    background: var(--color-white);
    padding: var(--space-6);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-gray-200);
    text-align: center;
    opacity: 0;
    transform: translateY(20px);
    transition: all var(--transition-snap);
}

.transparency-card.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.transparency-card:hover {
    border-color: var(--color-cyan);
    box-shadow: var(--shadow-lg);
}

.transparency-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 162, 233, 0.1);
    border-radius: var(--radius-lg);
    margin: 0 auto var(--space-5);
}

.transparency-icon svg {
    width: 32px;
    height: 32px;
    color: var(--color-cyan);
}

.transparency-card h3 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--space-3);
}

.transparency-card p {
    color: var(--color-gray-600);
    line-height: 1.7;
}

.transparency-card strong {
    color: var(--color-navy);
}

/* ============================================
   CTA Section
   ============================================ */
.cta {
    padding: var(--space-20) 0;
    background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-dark) 100%);
    text-align: center;
}

.cta-title {
    font-size: clamp(var(--font-size-2xl), 5vw, var(--font-size-4xl));
    font-weight: 800;
    color: var(--color-white);
    margin-bottom: var(--space-4);
}

.cta-subtitle {
    font-size: var(--font-size-lg);
    color: rgba(255, 255, 255, 0.8);
    max-width: 540px;
    margin: 0 auto var(--space-8);
}

.cta .btn-primary {
    background: var(--color-cyan);
    color: var(--color-white);
}

.cta .btn-primary:hover {
    background: var(--color-cyan-light);
}

/* ============================================
   Contact Section
   ============================================ */
.contact {
    padding: var(--space-24) 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-12);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.contact-item {
    display: flex;
    gap: var(--space-4);
    align-items: flex-start;
}

.contact-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 162, 233, 0.1);
    border-radius: var(--radius-lg);
    flex-shrink: 0;
}

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

.contact-item h4 {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: var(--space-1);
}

.contact-item p,
.contact-item a {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
}

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

/* Contact Form */
.contact-form {
    background: var(--color-gray-50);
    padding: var(--space-8);
    border-radius: var(--radius-xl);
}

.form-group {
    margin-bottom: var(--space-5);
}

.form-group label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-gray-700);
    margin-bottom: var(--space-2);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-size: var(--font-size-base);
    color: var(--color-gray-900);
    background: var(--color-white);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-cyan);
    box-shadow: 0 0 0 4px rgba(0, 162, 233, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-gray-400);
}

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

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--color-gray-900);
    color: var(--color-gray-300);
    padding: var(--space-16) 0 var(--space-8);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-10);
    margin-bottom: var(--space-12);
}

.footer-brand .logo-text {
    color: var(--color-white);
}

.footer-tagline {
    color: var(--color-cyan);
    font-size: var(--font-size-sm);
    font-weight: 500;
    margin-top: var(--space-1);
}

.footer-desc {
    margin-top: var(--space-4);
    font-size: var(--font-size-sm);
    color: var(--color-gray-400);
    max-width: 300px;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-8);
}

.footer-column h4 {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: var(--space-4);
}

.footer-column ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.footer-column a {
    font-size: var(--font-size-sm);
    color: var(--color-gray-400);
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    padding-top: var(--space-8);
    border-top: 1px solid var(--color-gray-800);
    text-align: center;
}

.footer-bottom p {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

.footer-ai-note {
    margin-top: var(--space-2);
    font-size: var(--font-size-xs);
}

.footer-ai-note a {
    color: var(--color-cyan);
}

.footer-ai-note a:hover {
    text-decoration: underline;
}

/* ============================================
   Animations
   ============================================ */
.animate-fade-up {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 0.6s ease forwards;
}

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   Responsive Design - Tablet
   ============================================ */
@media (min-width: 640px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .transparency-content {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .contact-grid {
        grid-template-columns: 1fr 1.5fr;
        gap: var(--space-16);
    }
}

/* ============================================
   Responsive Design - Desktop
   ============================================ */
@media (min-width: 1024px) {
    .nav-toggle {
        display: none;
    }
    
    .hero-container {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-16);
    }
    
    .hero-content {
        text-align: left;
    }
    
    .hero-subtitle {
        margin-left: 0;
        margin-right: 0;
    }
    
    .hero-buttons {
        justify-content: flex-start;
    }
    
    .hero-visual {
        justify-content: flex-end;
    }
    
    .services-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .service-card {
        padding: var(--space-6);
    }
    
    .about-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1.5fr 1fr;
    }
}

/* ============================================
   Responsive Design - Mobile
   ============================================ */
@media (max-width: 639px) {
    .nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--color-white);
        flex-direction: column;
        padding: var(--space-4);
        gap: var(--space-1);
        border-bottom: 1px solid var(--color-gray-200);
        box-shadow: var(--shadow-lg);
        opacity: 0;
        visibility: hidden;
        transform: translateY(-10px);
        transition: all var(--transition-base);
    }
    
    .nav-menu.active {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }
    
    .nav-link {
        width: 100%;
        padding: var(--space-3) var(--space-4);
        text-align: center;
    }
    
    .nav-link.nav-cta {
        margin-left: 0;
        margin-top: var(--space-2);
    }
    
    .hero {
        min-height: auto;
        padding-top: calc(70px + var(--space-16));
        padding-bottom: var(--space-16);
    }
    
    .hero-visual {
        order: -1;
    }
    
    .hero-card {
        max-width: 320px;
    }
    
    .scroll-indicator {
        display: none;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
    }
    
    .stat-item {
        display: flex;
        align-items: center;
        justify-content: space-between;
        text-align: left;
    }
    
    .stat-number {
        font-size: var(--font-size-xl);
        margin-bottom: 0;
    }
    
    .contact-form {
        padding: var(--space-6);
    }
}

/* ============================================
   Form Success State
   ============================================ */
.form-success {
    text-align: center;
    padding: var(--space-12) var(--space-6);
}

.form-success-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(39, 202, 64, 0.1);
    border-radius: 50%;
    margin: 0 auto var(--space-4);
    color: #27ca40;
}

.form-success h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--space-2);
}

.form-success p {
    color: var(--color-gray-600);
}

/* ============================================
   Magnetic Effect
   ============================================ */
[data-magnetic] {
    transition: transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    will-change: transform;
}

[data-magnetic].magnetic-active {
    transition: transform 0.15s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* Hero card magnetic enhancements */
.hero-card[data-magnetic] {
    perspective: 1000px;
}

.hero-card[data-magnetic] .hero-card-inner {
    transition: transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94), 
                box-shadow 0.3s ease;
}

.hero-card[data-magnetic].magnetic-active .hero-card-inner {
    box-shadow: var(--shadow-2xl), 
                0 0 40px rgba(0, 162, 233, 0.15);
}

/* About card magnetic enhancements */
.about-card[data-magnetic] {
    perspective: 1000px;
    transition: transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                box-shadow 0.3s ease;
}

.about-card[data-magnetic].magnetic-active {
    box-shadow: var(--shadow-2xl),
                0 0 60px rgba(47, 49, 139, 0.3);
}

/* ============================================
   About Content Background Logo
   ============================================ */
.about-content {
    position: relative;
    overflow: visible;
}

.about-content-bg {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 400px;
    height: 400px;
    background-image: url('logo-eukarya--white.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.04;
    pointer-events: none;
    z-index: 0;
}

.about-content > *:not(.about-content-bg) {
    position: relative;
    z-index: 1;
}

@media (min-width: 1024px) {
    .about-content-bg {
        width: 500px;
        height: 500px;
        left: 40%;
    }
}

@media (max-width: 639px) {
    .about-content-bg {
        width: 280px;
        height: 280px;
        opacity: 0.03;
    }
}