/* Modern Portfolio Styles - Abdur Rahman Fahad */

/* CSS Variables for Color Palette - Dark Mode */
:root {
    /* Primary Colors */
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --accent-color: #8b5cf6;
    --accent-bright: #a78bfa;

    /* Neutral Colors - Dark Mode */
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --bg-dark: #020617;
    --bg-darker: #000000;

    /* Text Colors - Dark Mode */
    --text-primary: #f1f5f9;
    --text-secondary: #cbd5e1;
    --text-light: #94a3b8;
    --text-white: #ffffff;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    --gradient-secondary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-bg: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    --gradient-dark: linear-gradient(135deg, #020617 0%, #0f172a 100%);
    --gradient-accent: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #ec4899 100%);

    /* Shadows - Dark Mode */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.3);

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'Fira Code', 'Roboto Mono', 'JetBrains Mono', 'Courier New', monospace;
}

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

html {
    scroll-behavior: smooth;
}

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

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 1000;
    transition: var(--transition-normal);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.nav-logo {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-name {
    font-weight: 600;
    color: var(--text-primary);
}

.nav-menu {
    display: flex;
    gap: 2rem;
    list-style: none;
}

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

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition-normal);
}

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

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

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    transition: var(--transition-fast);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: var(--gradient-bg);
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}

.hero-gradient {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg,
        rgba(99, 102, 241, 0.08) 0%,
        rgba(139, 92, 246, 0.05) 50%,
        rgba(236, 72, 153, 0.03) 100%);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.hero-text {
    animation: fadeInUp 1s ease-out;
}

.hero-greeting {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    letter-spacing: 0.05em;
}

.hero-name {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
}

.hero-headline {
    font-size: 2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    line-height: 1.4;
    letter-spacing: -0.02em;
}

.hero-roles {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2rem;
}

.role-item {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-light);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-xl);
    font-weight: 500;
    font-size: 0.9rem;
    border: 1px solid rgba(99, 102, 241, 0.2);
    transition: var(--transition-fast);
}

.role-item:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.hero-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: 1rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border-radius: var(--radius-lg);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition-normal);
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: var(--gradient-accent);
    color: white;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4), var(--shadow-lg);
    font-weight: 600;
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

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

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.6), var(--shadow-xl);
}

.btn-secondary {
    background: transparent;
    color: var(--text-secondary);
    border: 2px solid var(--bg-tertiary);
}

.btn-secondary:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image {
    position: relative;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    border: 4px solid rgba(255, 107, 53, 0.1);
}

.image-placeholder {
    width: 300px;
    height: 300px;
    background: var(--gradient-secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-xl);
    animation: float 6s ease-in-out infinite;
}

.profile-icon {
    font-size: 8rem;
    color: white;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: var(--text-secondary);
    animation: bounce 2s infinite;
}

.scroll-mouse {
    width: 24px;
    height: 36px;
    border: 2px solid var(--text-secondary);
    border-radius: 12px;
    margin: 0 auto 0.5rem;
    position: relative;
}

.scroll-wheel {
    width: 4px;
    height: 8px;
    background: var(--text-secondary);
    border-radius: 2px;
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 2s infinite;
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* About Section */
.about {
    padding: 8rem 0;
    background: var(--bg-primary);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    align-items: center;
}

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

.image-container {
    position: relative;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    border: 4px solid rgba(255, 107, 53, 0.1);
}

.profile-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.profile-icon {
    font-size: 8rem;
    color: var(--primary-color);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about-text h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.about-description {
    margin-bottom: 2rem;
}

.about-description p {
    margin-bottom: 1rem;
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--text-secondary);
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}

.stat-item {
    text-align: center;
    padding: 1.5rem;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    display: block;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Skills Section */
.skills {
    padding: 8rem 0;
    background: var(--gradient-bg);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.skill-card {
    background: var(--bg-secondary);
    padding: 2.5rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.skill-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: var(--transition-normal);
}

.skill-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

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

.skill-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: white;
    font-size: 1.5rem;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.skill-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.skill-tag {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-light);
    padding: 0.375rem 0.75rem;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    border: 1px solid rgba(99, 102, 241, 0.2);
}

/* Experience Section */
.experience {
    padding: 8rem 0;
    background: var(--bg-primary);
}

.experience-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.experience-column {
    background: var(--bg-secondary);
    padding: 2.5rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    min-height: fit-content;
    overflow: visible;
}

.column-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2rem;
    text-align: center;
}

.timeline {
    position: relative;
    overflow: visible;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 15px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--gradient-primary);
}

.timeline-item {
    margin-bottom: 2rem;
    position: relative;
    padding-left: 3rem;
    opacity: 1;
    transform: translateY(0);
    transition: var(--transition-normal);
}

.timeline-marker {
    position: absolute;
    left: 0;
    top: 0;
    width: 30px;
    height: 30px;
    background: var(--gradient-primary);
    border-radius: 50%;
    border: 3px solid var(--bg-primary);
    box-shadow: var(--shadow-md);
}

.timeline-content {
    background: var(--bg-tertiary);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.timeline-content:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-md);
}

.timeline-period {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

.timeline-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.timeline-company {
    color: var(--text-secondary);
    font-weight: 500;
    margin-bottom: 1rem;
}

.timeline-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Projects Section */
.projects {
    padding: 8rem 0;
    background: var(--gradient-bg);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.project-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.project-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 20px 40px rgba(99, 102, 241, 0.3), var(--shadow-xl);
    border-color: rgba(99, 102, 241, 0.3);
}

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

.project-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.project-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #1e293b 0%, #334155 50%, #475569 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    font-size: 3rem;
    position: relative;
    overflow: hidden;
}

.project-placeholder::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 2px,
            rgba(99, 102, 241, 0.03) 2px,
            rgba(99, 102, 241, 0.03) 4px
        );
    opacity: 0.5;
}

.project-placeholder i {
    position: relative;
    z-index: 1;
    opacity: 0.7;
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-normal);
}

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

.project-links {
    display: flex;
    gap: 1rem;
}

.project-link {
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: var(--transition-fast);
}

.project-link:hover {
    background: var(--primary-dark);
    transform: scale(1.1);
}

.project-status {
    padding: 0.5rem 1rem;
    background: rgba(139, 92, 246, 0.2);
    color: var(--accent-bright);
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    border: 1px solid rgba(139, 92, 246, 0.3);
    font-family: var(--font-mono);
    letter-spacing: 0.05em;
}

.project-content {
    padding: 2rem;
}

.project-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.project-description {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tech-tag {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    padding: 0.4rem 0.8rem;
    background: var(--bg-tertiary);
    color: var(--primary-light);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 6px;
    font-weight: 500;
    letter-spacing: 0.02em;
    transition: var(--transition-fast);
}

.tech-tag:hover {
    background: rgba(99, 102, 241, 0.1);
    border-color: rgba(99, 102, 241, 0.4);
    color: var(--accent-bright);
    transform: translateY(-1px);
}

/* Featured Project - ProhorE */
.project-card.featured {
    border: 2px solid rgba(99, 102, 241, 0.4);
    background: linear-gradient(135deg, var(--bg-secondary) 0%, rgba(99, 102, 241, 0.05) 100%);
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.2), var(--shadow-lg);
}

.project-card.featured::before {
    height: 4px;
    background: var(--gradient-accent);
    transform: scaleX(1);
}

.project-card.featured:hover {
    transform: translateY(-15px) scale(1.03);
    box-shadow: 0 25px 50px rgba(99, 102, 241, 0.4), var(--shadow-xl);
    border-color: rgba(99, 102, 241, 0.6);
}

.project-card.featured .project-placeholder {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2) 0%, rgba(139, 92, 246, 0.2) 100%);
}

.project-card.featured .project-placeholder::before {
    background: 
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 2px,
            rgba(99, 102, 241, 0.1) 2px,
            rgba(99, 102, 241, 0.1) 4px
        );
}

/* Legacy Project - Muted */
.project-card.legacy-project {
    opacity: 0.6;
    border-color: rgba(255, 255, 255, 0.05);
    background: var(--bg-tertiary);
}

.project-card.legacy-project:hover {
    opacity: 0.8;
    transform: translateY(-8px) scale(1.01);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3), var(--shadow-lg);
}

.project-card.legacy-project .project-placeholder {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    opacity: 0.5;
}

.project-card.legacy-project .project-title,
.project-card.legacy-project .project-description {
    color: var(--text-light);
}

.project-card.legacy-project .tech-tag {
    background: var(--bg-dark);
    color: var(--text-light);
    border-color: rgba(255, 255, 255, 0.05);
}

/* Legacy Projects - Smaller and Muted */
.projects.legacy-projects {
    padding: 2rem 0 !important;
    background: transparent !important;
    margin-top: -2rem;
}

.projects.legacy-projects .section-header {
    margin-bottom: 1.5rem !important;
}

.projects.legacy-projects .section-title {
    font-size: 1.25rem !important;
    color: #94a3b8 !important;
    font-weight: 500 !important;
    margin-bottom: 0.5rem !important;
}

.projects.legacy-projects .section-title::after {
    display: none !important;
}

.projects.legacy-projects .section-subtitle {
    font-size: 0.85rem !important;
    color: #cbd5e1 !important;
}

.projects.legacy-projects .projects-grid {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)) !important;
    gap: 1rem !important;
}

.projects.legacy-projects .project-card {
    transform: scale(0.88) !important;
    opacity: 0.75 !important;
    border: 1px solid rgba(0, 0, 0, 0.06) !important;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05) !important;
}

.projects.legacy-projects .project-card:hover {
    transform: scale(0.9) translateY(-3px) !important;
    opacity: 0.85 !important;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.08) !important;
}

.projects.legacy-projects .project-image {
    height: 120px !important;
}

.projects.legacy-projects .project-placeholder {
    font-size: 1.5rem !important;
    opacity: 0.6 !important;
}

.projects.legacy-projects .project-content {
    padding: 1rem !important;
}

.projects.legacy-projects .project-title {
    font-size: 0.95rem !important;
    color: #64748b !important;
    font-weight: 500 !important;
    margin-bottom: 0.5rem !important;
}

.projects.legacy-projects .project-description {
    font-size: 0.8rem !important;
    color: #94a3b8 !important;
    margin-bottom: 0.75rem !important;
    line-height: 1.4 !important;
}

.projects.legacy-projects .tech-tag {
    font-size: 0.7rem !important;
    padding: 0.25rem 0.5rem !important;
    background: #f1f5f9 !important;
    color: #94a3b8 !important;
    border: 1px solid rgba(0, 0, 0, 0.04) !important;
}

/* Contact Section */
.contact {
    padding: 8rem 0;
    background: var(--bg-primary);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    align-items: start;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-card {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 2rem;
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

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

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

.contact-details h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.contact-details p,
.contact-details a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-fast);
}

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

.contact-form {
    background: var(--bg-secondary);
    padding: 3rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
}

.form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

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

.form-group input,
.form-group textarea {
    padding: 1rem;
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition-fast);
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1);
}

/* Footer */
.footer {
    background: var(--bg-dark);
    color: var(--text-white);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-brand .nav-logo {
    color: var(--primary-color);
    margin-bottom: 1rem;
    display: block;
}

.footer-brand p {
    color: var(--text-light);
    line-height: 1.6;
}

.footer-links {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.footer-column h4 {
    color: var(--text-white);
    margin-bottom: 1.5rem;
    font-size: 1.125rem;
    font-weight: 600;
}

.footer-column a {
    color: var(--text-light);
    text-decoration: none;
    display: block;
    margin-bottom: 0.75rem;
    transition: var(--transition-fast);
}

.footer-column a:hover {
    color: var(--primary-color);
    transform: translateX(5px);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    text-align: center;
}

.footer-bottom p {
    color: var(--text-light);
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
}

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

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

@keyframes scroll {
    0% {
        transform: translateX(-50%) translateY(0);
        opacity: 1;
    }
    100% {
        transform: translateX(-50%) translateY(20px);
        opacity: 0;
    }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }

    .hero-name {
        font-size: 3rem;
    }

    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .experience-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }

    .nav-toggle {
        display: flex;
    }

    .container {
        padding: 0 1rem;
    }

    .hero-name {
        font-size: 2.5rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .hero-content {
        padding: 0 1rem;
    }

    .skills-grid,
    .projects-grid {
        grid-template-columns: 1fr;
    }

    .about-stats {
        grid-template-columns: 1fr;
    }

    .hero-roles {
        justify-content: center;
    }

    .hero-actions {
        justify-content: center;
    }

    .footer-links {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

@media (max-width: 480px) {
    .hero-name {
        font-size: 2rem;
    }

    .hero-greeting {
        font-size: 1rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .btn {
        padding: 0.875rem 1.5rem;
        font-size: 0.9rem;
    }

    .skill-card,
    .contact-card {
        padding: 2rem 1.5rem;
    }

    .project-content {
        padding: 1.5rem;
    }
}

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

.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }
.mb-5 { margin-bottom: 3rem; }

.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }
.mt-5 { margin-top: 3rem; }