/* ===================================
   CSS Variables & Reset
   =================================== */
:root {
    /* Primary Colors */
    --primary-color: #1a73e8;
    --primary-dark: #1557b0;
    --primary-light: #4285f4;
    
    /* Secondary Colors */
    --secondary-color: #34a853;
    --accent-color: #fbbc04;
    --warning-color: #ea4335;
    
    /* Neutral Colors */
    --dark: #202124;
    --dark-gray: #5f6368;
    --medium-gray: #80868b;
    --light-gray: #dadce0;
    --bg-gray: #f8f9fa;
    --white: #ffffff;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #1a73e8 0%, #4285f4 100%);
    --gradient-secondary: linear-gradient(135deg, #34a853 0%, #5bb974 100%);
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'Fira Code', 'Courier New', monospace;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 10px 20px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.2);
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 20px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

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

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

h1 { font-size: 3rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: var(--spacing-sm);
}

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

a:hover {
    color: var(--primary-dark);
}

/* ===================================
   Utility Classes
   =================================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

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

/* ===================================
   Buttons
   =================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.btn i {
    font-size: 1.1em;
}

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

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

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

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

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

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

.btn-sm {
    padding: 8px 16px;
    font-size: 0.9rem;
}

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

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

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-lg);
}

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

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

.nav-link {
    color: var(--dark);
    font-weight: 500;
    transition: color var(--transition-fast);
    padding: 8px 0;
}

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

.btn-primary-nav {
    background: var(--gradient-primary);
    color: var(--white) !important;
    padding: 8px 20px;
    border-radius: var(--radius-md);
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--dark);
    cursor: pointer;
}

/* ===================================
   Hero Section
   =================================== */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e8eaf6 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="%231a73e8" fill-opacity="0.05" d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,122.7C672,117,768,139,864,154.7C960,171,1056,181,1152,165.3C1248,149,1344,107,1392,85.3L1440,64L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>') no-repeat;
    background-size: cover;
    opacity: 0.5;
}

.hero-container {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    animation: fadeInUp 0.8s ease;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 8px 16px;
    background: rgba(26, 115, 232, 0.1);
    color: var(--primary-color);
    border-radius: var(--radius-xl);
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: var(--spacing-md);
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--dark-gray);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-lg);
}

.hero-trust {
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--dark-gray);
    font-size: 0.95rem;
}

.trust-item i {
    color: var(--primary-color);
}

.hero-image {
    animation: fadeInRight 1s ease;
}

.profile-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-xl);
}

.profile-image-placeholder {
    width: 100%;
    aspect-ratio: 1;
    background: linear-gradient(135deg, #e8eaf6 0%, #c5cae9 100%);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    color: var(--primary-color);
}

.profile-image-placeholder i {
    font-size: 4rem;
    margin-bottom: var(--spacing-sm);
}

.placeholder-text {
    color: var(--medium-gray);
    font-size: 0.9rem;
}

.profile-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-sm);
}

.stat {
    text-align: center;
    padding: var(--spacing-sm);
}

.stat-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.stat-label {
    font-size: 0.8rem;
    color: var(--dark-gray);
}

/* ===================================
   Metrics Section
   =================================== */
.metrics {
    padding: var(--spacing-xxl) 0;
    background: var(--white);
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.metric-card {
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--bg-gray);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.metric-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.metric-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--spacing-sm);
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
}

.metric-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
}

.metric-label {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: var(--spacing-xs);
}

.metric-description {
    font-size: 0.9rem;
    color: var(--dark-gray);
}

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

.section-title {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--dark-gray);
}

/* ===================================
   About Section
   =================================== */
.about {
    padding: var(--spacing-xxl) 0;
    background: var(--bg-gray);
}

.about-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: var(--spacing-xl);
}

.about-text {
    font-size: 1.1rem;
    color: var(--dark-gray);
}

.about-intro {
    font-size: 1.25rem;
    color: var(--dark);
    font-weight: 500;
    margin-bottom: var(--spacing-md);
}

.subsection-title {
    font-size: 1.5rem;
    color: var(--dark);
    margin: var(--spacing-lg) 0 var(--spacing-md);
}

.about-list {
    list-style: none;
    padding: 0;
}

.about-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    color: var(--dark-gray);
}

.about-list i {
    color: var(--secondary-color);
    margin-top: 4px;
}

/* Timeline */
.timeline {
    position: relative;
    padding-left: var(--spacing-lg);
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--light-gray);
}

.timeline-item {
    position: relative;
    padding-bottom: var(--spacing-lg);
}

.timeline-marker {
    position: absolute;
    left: -27px;
    top: 0;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--primary-color);
    border: 3px solid var(--white);
    box-shadow: 0 0 0 3px var(--light-gray);
}

.timeline-year {
    font-size: 0.9rem;
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 4px;
}

.timeline-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 4px;
}

.timeline-description {
    font-size: 0.95rem;
    color: var(--dark-gray);
}

/* ===================================
   Skills Section
   =================================== */
.skills {
    padding: var(--spacing-xxl) 0;
    background: var(--white);
}

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

.skill-category {
    padding: var(--spacing-lg);
    background: var(--bg-gray);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.skill-category:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.skill-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.skill-category h3 {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-md);
}

.skill-badges {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

.badge {
    padding: 6px 12px;
    background: var(--white);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    color: var(--dark-gray);
    border: 1px solid var(--light-gray);
}

.badge-expert {
    background: var(--primary-color);
    color: var(--white);
    border: none;
}

.badge-advanced {
    background: var(--secondary-color);
    color: var(--white);
    border: none;
}

.proficiency {
    width: 100%;
    height: 8px;
    background: var(--light-gray);
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-xs);
    overflow: hidden;
}

.proficiency-bar {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm);
    transition: width 1s ease;
}

.proficiency-label {
    font-size: 0.85rem;
    color: var(--dark-gray);
    font-weight: 500;
}

/* Certifications */
.certifications {
    margin-top: var(--spacing-xl);
}

.cert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.cert-card {
    padding: var(--spacing-md);
    background: var(--bg-gray);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-base);
}

.cert-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.cert-badge {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--spacing-sm);
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
}

.cert-name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 4px;
}

.cert-level {
    font-size: 0.9rem;
    color: var(--dark-gray);
    margin-bottom: 4px;
}

.cert-status {
    font-size: 0.85rem;
    color: var(--secondary-color);
    font-weight: 500;
}

.cert-in-progress {
    border: 2px dashed var(--primary-color);
    background: rgba(26, 115, 232, 0.05);
}

.cert-in-progress .cert-status {
    color: var(--primary-color);
}

/* ===================================
   Projects Section
   =================================== */
.projects {
    padding: var(--spacing-xxl) 0;
    background: var(--bg-gray);
}

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

.project-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

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

.project-image {
    position: relative;
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.project-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.project-status {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
}

.status-badge {
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
}

.status-live {
    background: var(--secondary-color);
    color: var(--white);
}

.status-production {
    background: var(--primary-color);
    color: var(--white);
}

.project-content {
    padding: var(--spacing-lg);
}

.project-title {
    font-size: 1.4rem;
    margin-bottom: var(--spacing-sm);
    color: var(--dark);
}

.project-description {
    color: var(--dark-gray);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.project-highlights {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    color: var(--dark-gray);
}

.highlight-item i {
    color: var(--secondary-color);
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

.tech-tag {
    padding: 4px 10px;
    background: var(--bg-gray);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    color: var(--dark-gray);
    font-family: var(--font-mono);
}

.project-links {
    display: flex;
    gap: var(--spacing-sm);
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--light-gray);
}

.project-link {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--primary-color);
    font-weight: 500;
    font-size: 0.9rem;
}

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

.projects-cta {
    text-align: center;
    margin-top: var(--spacing-xl);
}

.projects-cta p {
    font-size: 1.2rem;
    color: var(--dark-gray);
    margin-bottom: var(--spacing-md);
}

/* ===================================
   Blog Section
   =================================== */
.blog {
    padding: var(--spacing-xxl) 0;
    background: var(--white);
}

.blog-notice {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-xl);
    background: var(--bg-gray);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--primary-color);
    display: flex;
    gap: var(--spacing-lg);
}

.notice-icon {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
}

.notice-content h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
}

.notice-content p {
    color: var(--dark-gray);
    margin-bottom: var(--spacing-sm);
}

.notice-content ul {
    margin: var(--spacing-md) 0;
    padding-left: var(--spacing-lg);
    color: var(--dark-gray);
}

.notice-content ul li {
    margin-bottom: var(--spacing-xs);
}

/* Blog Grid */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;  /* Increased from var(--spacing-lg) for more breathing room */
    margin-bottom: var(--spacing-xl);
}

.blog-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

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

.blog-image {
    width: 100%;
    height: 220px;
    overflow: hidden;
    background: var(--light-gray);
}

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

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

.blog-content {
    padding: var(--spacing-lg);
}

.blog-meta {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    font-size: 0.85rem;
    color: var(--dark-gray);
}

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

.blog-content h3 {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-sm);
    color: var(--dark);
    line-height: 1.3;
}

.blog-content p {
    color: var(--dark-gray);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.blog-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

.blog-tag {
    padding: 4px 12px;
    background: var(--bg-gray);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    color: var(--dark-gray);
}

.blog-cta {
    text-align: center;
    margin-top: var(--spacing-xl);
    padding: var(--spacing-xl);
    background: var(--bg-gray);
    border-radius: var(--radius-lg);
}

.blog-cta p {
    font-size: 1.1rem;
    color: var(--dark-gray);
    margin-bottom: var(--spacing-md);
}

/* Responsive */
@media (max-width: 768px) {
    .blog-grid {
        grid-template-columns: 1fr;
    }
    
    .blog-meta {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
}

/* ===================================
   Contact Section
   =================================== */
.contact {
    padding: var(--spacing-xxl) 0;
    background: var(--bg-gray);
}

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

.contact-intro {
    font-size: 1.1rem;
    color: var(--dark-gray);
    margin-bottom: var(--spacing-lg);
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.contact-method {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--white);
    border-radius: var(--radius-md);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.2rem;
    flex-shrink: 0;
}

.contact-details {
    flex: 1;
}

.contact-label {
    font-size: 0.85rem;
    color: var(--dark-gray);
    margin-bottom: 4px;
}

.contact-details a {
    color: var(--dark);
    font-weight: 500;
}

.contact-details span {
    color: var(--dark);
    font-weight: 500;
}

.availability {
    padding: var(--spacing-lg);
    background: var(--white);
    border-radius: var(--radius-md);
}

.availability h3 {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
}

.availability p {
    color: var(--dark-gray);
    margin-bottom: var(--spacing-md);
}

.location-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.location-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: var(--bg-gray);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    color: var(--dark-gray);
}

.location-tag i {
    color: var(--primary-color);
}

/* Contact Form */
.contact-form-wrapper {
    padding: var(--spacing-lg);
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

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

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

.form-group label {
    font-weight: 500;
    color: var(--dark);
    margin-bottom: var(--spacing-xs);
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 12px;
    border: 2px solid var(--light-gray);
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: border-color var(--transition-fast);
}

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

.form-group textarea {
    resize: vertical;
}

.form-message {
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    display: none;
    margin-top: var(--spacing-sm);
}

.form-message.success {
    display: block;
    background: rgba(52, 168, 83, 0.1);
    color: var(--secondary-color);
    border: 1px solid var(--secondary-color);
}

.form-message.error {
    display: block;
    background: rgba(234, 67, 53, 0.1);
    color: var(--warning-color);
    border: 1px solid var(--warning-color);
}

/* ===================================
   Footer
   =================================== */
.footer {
    padding: var(--spacing-xxl) 0 var(--spacing-lg);
    background: var(--dark);
    color: var(--light-gray);
}

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

.footer-brand p {
    color: var(--medium-gray);
    margin-top: var(--spacing-sm);
}

.footer-logo {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-sm);
}

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

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

.footer-links li {
    margin-bottom: var(--spacing-xs);
}

.footer-links a {
    color: var(--light-gray);
}

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

.social-links {
    display: flex;
    gap: var(--spacing-sm);
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.2rem;
    transition: all var(--transition-fast);
}

.social-links a:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--medium-gray);
}

.footer-bottom p {
    margin-bottom: 4px;
}

/* ===================================
   Scroll to Top Button
   =================================== */
.scroll-top-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: var(--white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.2rem;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: 999;
}

.scroll-top-btn.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

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

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

/* ===================================
   Responsive Design
   =================================== */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
    }
    
    .hero-image {
        max-width: 500px;
        margin: 0 auto;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    html {
        font-size: 14px;
    }
    
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    h3 { font-size: 1.5rem; }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: var(--spacing-lg);
        box-shadow: var(--shadow-lg);
        transform: translateX(-100%);
        transition: transform var(--transition-base);
    }
    
    .nav-menu.active {
        transform: translateX(0);
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .cert-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .blog-notice {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .metrics-grid {
        grid-template-columns: 1fr;
    }
    
    .cert-grid {
        grid-template-columns: 1fr;
    }
    
    .profile-stats {
        grid-template-columns: 1fr;
    }
}

/* ===================================
   Print Styles
   =================================== */
@media print {
    .navbar,
    .scroll-top-btn,
    .btn,
    .contact-form {
        display: none;
    }
    
    body {
        font-size: 12pt;
    }
    
    .hero,
    .about,
    .projects,
    .contact {
        page-break-inside: avoid;
    }
}