/* CSS Variables - Split-Complementary Color Scheme */
:root {
    /* Primary Colors */
    --color-primary: #6366f1; /* Indigo */
    --color-primary-light: #a5b4fc;
    --color-primary-dark: #4338ca;
    
    /* Split-Complementary Colors */
    --color-secondary: #f59e0b; /* Amber */
    --color-tertiary: #10b981; /* Emerald */
    --color-accent: #ec4899; /* Pink */
    
    /* Neutral Colors */
    --color-white: #ffffff;
    --color-black: #000000;
    --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;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    --gradient-secondary: linear-gradient(135deg, var(--color-secondary), var(--color-tertiary));
    --gradient-hero: linear-gradient(135deg, rgba(99, 102, 241, 0.9), rgba(236, 72, 153, 0.8));
    --gradient-card: linear-gradient(145deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-secondary: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    
    /* Border Radius - Biomorphic Design */
    --border-radius-sm: 12px;
    --border-radius-md: 20px;
    --border-radius-lg: 32px;
    --border-radius-xl: 48px;
    
    /* Shadows */
    --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 24px 64px rgba(0, 0, 0, 0.2);
    
    /* Transitions */
    --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
    font-family: var(--font-secondary);
    line-height: 1.6;
    color: var(--color-gray-800);
    background-color: var(--color-white);
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

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

p {
    margin-bottom: var(--spacing-md);
    font-size: 1.125rem;
    line-height: 1.7;
}

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

/* Buttons - Global Styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md) var(--spacing-lg);
    border: none;
    border-radius: var(--border-radius-lg);
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-normal);
    min-width: 120px;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: var(--transition-normal);
}

.btn:hover::before {
    left: 100%;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
}

.btn-full {
    width: 100%;
}

button, input[type='submit'] {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md) var(--spacing-lg);
    border: none;
    border-radius: var(--border-radius-lg);
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-normal);
    background: var(--gradient-primary);
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}

button:hover, input[type='submit']:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    z-index: 1000;
    transition: var(--transition-normal);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    max-width: 1200px;
    margin: 0 auto;
}

.brand-logo {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    text-decoration: none;
    transition: var(--transition-fast);
}

.brand-logo:hover {
    transform: scale(1.05);
}

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

.nav-link {
    color: var(--color-gray-700);
    text-decoration: none;
    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);
    border-radius: var(--border-radius-sm);
    transition: var(--transition-fast);
}

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

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

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--color-gray-700);
    border-radius: var(--border-radius-sm);
    transition: var(--transition-fast);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-hero);
    z-index: 1;
}

.particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 2;
}

.particles::before,
.particles::after {
    content: '';
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(255, 255, 255, 0.6);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}

.particles::before {
    top: 20%;
    left: 20%;
    animation-delay: -2s;
}

.particles::after {
    top: 60%;
    right: 30%;
    animation-delay: -4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); opacity: 0.6; }
    50% { transform: translateY(-20px) rotate(180deg); opacity: 1; }
}

.hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    max-width: 800px;
    padding: var(--spacing-xl);
    color: var(--color-white);
}

.hero-title {
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
    text-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    color: var(--color-white);
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 400;
    margin-bottom: var(--spacing-lg);
    opacity: 0.95;
}

.hero-description {
    color: var(--color-white);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
    line-height: 1.8;
}

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

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

.section-title {
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-md);
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-sm);
}

.section-description {
    color: var(--color-gray-600);
    font-size: 1.25rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Process Section */
.process {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg, var(--color-gray-50), var(--color-white));
}

.timeline {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 100%;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-sm);
}

.timeline-item {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-2xl);
    position: relative;
}

.timeline-item:nth-child(odd) {
    flex-direction: row;
}

.timeline-item:nth-child(even) {
    flex-direction: row-reverse;
}

.timeline-marker {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 20px;
    background: var(--gradient-primary);
    border-radius: 50%;
    border: 4px solid var(--color-white);
    box-shadow: var(--shadow-md);
    z-index: 2;
}

.timeline-content {
    width: 45%;
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.timeline-content::before {
    content: '';
    position: absolute;
    top: 50%;
    width: 0;
    height: 0;
    border: 15px solid transparent;
}

.timeline-item:nth-child(odd) .timeline-content::before {
    right: -30px;
    border-left-color: var(--color-white);
}

.timeline-item:nth-child(even) .timeline-content::before {
    left: -30px;
    border-right-color: var(--color-white);
}

.timeline-image {
    width: 100%;
    height: 200px;
    margin-bottom: var(--spacing-md);
    border-radius: var(--border-radius-md);
    overflow: hidden;
}

.timeline-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-normal);
}

.timeline-image:hover img {
    transform: scale(1.05);
}

.timeline-content h3 {
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-md);
}

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

/* Resources Section */
.resources {
    padding: var(--spacing-3xl) 0;
    background: var(--color-white);
}

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

.resource-card {
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    border: 1px solid var(--color-gray-100);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

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

.resource-card h3 {
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-md);
}

.resource-card p {
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-lg);
}

.resource-link {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-fast);
    position: relative;
}

.resource-link::after {
    content: ' →';
    transition: var(--transition-fast);
}

.resource-link:hover {
    color: var(--color-primary-dark);
    transform: translateX(4px);
}

/* Accolades Section */
.accolades {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg, var(--color-gray-50), rgba(99, 102, 241, 0.05));
}

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

.accolade-card {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.accolade-card:hover {
    transform: translateY(-8px) rotateY(5deg);
    box-shadow: var(--shadow-xl);
}

.accolade-card .card-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    position: relative;
}

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

.accolade-card:hover .card-image img {
    transform: scale(1.1);
}

.accolade-card .card-content {
    padding: var(--spacing-xl);
    text-align: center;
}

.accolade-card h3 {
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-md);
}

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

/* Projects Section */
.projects {
    padding: var(--spacing-3xl) 0;
    background: var(--color-white);
}

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

.project-card {
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.project-card:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-xl);
}

.project-card .card-image {
    width: 100%;
    height: 250px;
    overflow: hidden;
    position: relative;
}

.project-card .card-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.8), rgba(236, 72, 153, 0.6));
    opacity: 0;
    transition: var(--transition-normal);
    z-index: 1;
}

.project-card:hover .card-image::before {
    opacity: 1;
}

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

.project-card:hover .card-image img {
    transform: scale(1.1);
}

.project-card .card-content {
    padding: var(--spacing-xl);
    text-align: center;
}

.project-card h3 {
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-md);
}

.project-card p {
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-lg);
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    justify-content: center;
}

.tech-tag {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--gradient-primary);
    color: var(--color-white);
    border-radius: var(--border-radius-md);
    font-size: 0.875rem;
    font-weight: 500;
}

/* Blog Section */
.blog {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg, var(--color-gray-50), rgba(16, 185, 129, 0.05));
}

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

.blog-card {
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    display: flex;
    flex-direction: column;
    align-items: center;
}

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

.blog-card .card-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.blog-card .card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-normal);
}

.blog-card:hover .card-image img {
    transform: scale(1.05);
}

.blog-card .card-content {
    padding: var(--spacing-xl);
    text-align: center;
}

.blog-meta {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    justify-content: center;
}

.blog-date, .blog-category {
    font-size: 0.875rem;
    color: var(--color-gray-500);
    font-weight: 500;
}

.blog-category {
    color: var(--color-primary);
}

.blog-card h3 {
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-md);
}

.blog-card p {
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-lg);
}

.read-more {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    transition: var(--transition-fast);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-md);
    background: rgba(99, 102, 241, 0.1);
}

.read-more::after {
    content: '→';
    transition: var(--transition-fast);
}

.read-more:hover {
    color: var(--color-white);
    background: var(--color-primary);
    transform: translateX(4px);
}

/* Contact Section */
.contact {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg, var(--color-white), rgba(245, 158, 11, 0.05));
}

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

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

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.8);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

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

.contact-icon {
    flex-shrink: 0;
}

.icon-circle {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--color-white);
}

.contact-details h3 {
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-xs);
}

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

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

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

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

.form-group label {
    font-weight: 500;
    color: var(--color-gray-700);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: var(--spacing-md);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--border-radius-md);
    font-family: var(--font-secondary);
    font-size: 1rem;
    transition: var(--transition-fast);
    background: var(--color-white);
}

.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(99, 102, 241, 0.1);
}

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

/* Footer */
.footer {
    background: var(--color-gray-900);
    color: var(--color-gray-300);
    padding: var(--spacing-3xl) 0 var(--spacing-lg) 0;
}

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

.footer-section h3,
.footer-section h4 {
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

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

.footer-description {
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-links a {
    color: var(--color-gray-400);
    text-decoration: none;
    transition: var(--transition-fast);
    position: relative;
}

.footer-links a:hover {
    color: var(--color-white);
    transform: translateX(4px);
}

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

.social-links a {
    padding: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-md);
    transition: var(--transition-normal);
}

.social-links a:hover {
    background: var(--gradient-primary);
    transform: translateY(-2px);
    color: var(--color-white);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-gray-700);
    color: var(--color-gray-500);
}

/* Success Page */
.success-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-hero);
    color: var(--color-white);
    text-align: center;
    padding: var(--spacing-xl);
}

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

.success-content h1 {
    color: var(--color-white);
    margin-bottom: var(--spacing-lg);
}

.success-content p {
    color: var(--color-white);
    opacity: 0.9;
    margin-bottom: var(--spacing-xl);
}

/* Privacy and Terms Pages */
.legal-page {
    padding-top: 100px;
    padding-bottom: var(--spacing-3xl);
    background: var(--color-white);
}

.legal-content {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-xl);
}

.legal-content h1,
.legal-content h2 {
    color: var(--color-gray-900);
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.legal-content p {
    color: var(--color-gray-700);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.legal-content ul {
    padding-left: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.legal-content li {
    color: var(--color-gray-700);
    margin-bottom: var(--spacing-xs);
}

/* Responsive Design */
@media (max-width: 768px) {
    :root {
        --spacing-xs: 0.25rem;
        --spacing-sm: 0.5rem;
        --spacing-md: 1rem;
        --spacing-lg: 1.5rem;
        --spacing-xl: 2rem;
        --spacing-2xl: 3rem;
        --spacing-3xl: 4rem;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        transition: var(--transition-normal);
        flex-direction: column;
        justify-content: flex-start;
        padding: var(--spacing-xl);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-list {
        flex-direction: column;
        gap: var(--spacing-xl);
        width: 100%;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item {
        flex-direction: row !important;
        padding-left: var(--spacing-2xl);
    }
    
    .timeline-marker {
        left: 20px;
        transform: translateX(-50%);
    }
    
    .timeline-content {
        width: 100%;
        margin-left: var(--spacing-lg);
    }
    
    .timeline-content::before {
        left: -30px !important;
        right: auto !important;
        border-left-color: transparent !important;
        border-right-color: var(--color-white) !important;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .social-links {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero-content {
        padding: var(--spacing-lg);
    }
    
    .projects-grid,
    .blog-grid,
    .accolades-grid,
    .resources-grid {
        grid-template-columns: 1fr;
    }
    
    .btn {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 0.875rem;
    }
}

/* Animation for particles */
@keyframes particleFloat {
    0% {
        transform: translateY(100vh) translateX(0) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-100vh) translateX(100px) rotate(360deg);
        opacity: 0;
    }
}

.particles::before,
.particles::after {
    animation: particleFloat 8s linear infinite;
}

/* Glassmorphism effects */
.glass {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }

.p-sm { padding: var(--spacing-sm); }
.p-md { padding: var(--spacing-md); }
.p-lg { padding: var(--spacing-lg); }
.p-xl { padding: var(--spacing-xl); }

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--gradient-primary);
    border-radius: var(--border-radius-sm);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-primary-dark);
}

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

/* Print styles */
@media print {
    .header,
    .footer,
    .contact,
    .btn {
        display: none;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
        color: black;
        background: white;
    }
}