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

/* Preloader Styles */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark-light) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.preloader.hidden {
    opacity: 0;
    visibility: hidden;
}

.preloader-content {
    text-align: center;
    color: var(--white);
}

.name-animation {
    font-family: var(--font-secondary);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 700;
    margin-bottom: 2rem;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.1em;
}

.letter {
    display: inline-block;
    opacity: 0;
    transform: translateY(50px) scale(0.5);
    animation: letterAppear 0.6s ease forwards;
    background: linear-gradient(135deg, var(--primary-color), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

.letter.fly-away {
    animation: letterFlyAway 0.8s ease forwards;
}

.space {
    width: 0.5em;
    opacity: 0;
    animation: letterAppear 0.6s ease forwards;
}

@keyframes letterAppear {
    0% {
        opacity: 0;
        transform: translateY(50px) scale(0.5) rotateX(90deg);
    }
    50% {
        transform: translateY(-10px) scale(1.1) rotateX(0deg);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1) rotateX(0deg);
    }
}

@keyframes letterFlyAway {
    0% {
        opacity: 1;
        transform: translateY(0) scale(1) rotate(0deg);
    }
    100% {
        opacity: 0;
        transform: translateY(-100px) scale(0.3) rotate(360deg);
    }
}

.loading-bar {
    width: 300px;
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    margin: 0 auto;
    overflow: hidden;
    opacity: 0;
    animation: loadingBarAppear 0.5s ease 2s forwards;
}

.loading-progress {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--accent));
    border-radius: 2px;
    width: 0%;
    animation: loadingProgress 1.5s ease 2.5s forwards;
}

@keyframes loadingBarAppear {
    to {
        opacity: 1;
    }
}

@keyframes loadingProgress {
    to {
        width: 100%;
    }
}

:root {
    /* Primary Colors - Professional dark theme */
    --primary-color: #60a5fa;
    --primary-light: #93c5fd;
    --primary-dark: #3b82f6;
    
    /* Dark Theme Colors */
    --dark: #0a0a0a;
    --dark-light: #111111;
    --dark-card: #1a1a1a;
    --dark-border: #2a2a2a;
    --gray-dark: #333333;
    --gray: #888888;
    --gray-light: #aaaaaa;
    --gray-lighter: #1e1e1e;
    --white: #ffffff;
    --text-primary: #f5f5f5;
    --text-secondary: #cccccc;
    --text-muted: #999999;
    
    /* Accent Colors */
    --accent: #34d399;
    --success: #10b981;
    --warning: #fbbf24;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-secondary: 'Playfair Display', Georgia, serif;
    
    /* Spacing */
    --section-padding: 120px 0;
    --container-padding: 0 24px;
    
    /* Shadows - Enhanced for dark mode */
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 12px -2px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 25px -3px rgba(0, 0, 0, 0.4);
    --shadow-xl: 0 20px 35px -5px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 20px rgba(96, 165, 250, 0.15);
    
    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

html {
    scroll-behavior: smooth;
}

/* Custom Scrollbar for Webkit browsers */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--dark);
}

::-webkit-scrollbar-thumb {
    background: var(--gray-dark);
    border-radius: 4px;
}

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--container-padding);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(26, 26, 26, 0.98) !important;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--dark-border);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.nav-logo a {
    font-family: var(--font-secondary);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--white);
    text-decoration: none;
    transition: color 0.3s ease;
    display: flex;
    align-items: center;
}

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

.logo-dot {
    color: var(--primary-color);
    margin-left: 2px;
}

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

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
    align-items: center;
}

.nav-link {
    color: #e5e5e5;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    position: relative;
    padding: 8px 0;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 0;
    background: linear-gradient(135deg, var(--primary-color), var(--accent));
    transition: width 0.3s ease;
}

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

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

.bar {
    width: 25px;
    height: 3px;
    background-color: var(--white);
    border-radius: 2px;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    height: 100vh;
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark-light) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
}

.floating-elements {
    position: absolute;
    width: 100%;
    height: 100%;
}

.floating-element {
    position: absolute;
    background: linear-gradient(135deg, var(--primary-color), var(--accent));
    border-radius: 50%;
    opacity: 0.1;
    animation: float 6s ease-in-out infinite;
}

.floating-element:nth-child(1) {
    width: 100px;
    height: 100px;
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.floating-element:nth-child(2) {
    width: 150px;
    height: 150px;
    top: 60%;
    right: 10%;
    animation-delay: 2s;
}

.floating-element:nth-child(3) {
    width: 80px;
    height: 80px;
    top: 40%;
    left: 60%;
    animation-delay: 4s;
}

.floating-element:nth-child(4) {
    width: 120px;
    height: 120px;
    top: 80%;
    left: 20%;
    animation-delay: 1s;
}

.floating-element:nth-child(5) {
    width: 90px;
    height: 90px;
    top: 10%;
    right: 30%;
    animation-delay: 3s;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: 0 24px;
}

.hero-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--white);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 2rem;
    backdrop-filter: blur(10px);
    animation: fadeInUp 1s ease 0.2s both;
}

.hero-content h1 {
    font-family: var(--font-secondary);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
    animation: fadeInUp 1s ease 0.4s both;
}

.highlight {
    background: linear-gradient(135deg, var(--primary-color), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-weight: 600;
    animation: fadeInUp 1s ease 0.6s both;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 1s ease 0.8s both;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 4rem;
    animation: fadeInUp 1s ease 1s both;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    text-decoration: none;
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.cta-button.primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: var(--white);
}

.cta-button.primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

.cta-button.secondary {
    background: transparent;
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.3);
}

.cta-button.secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
}

.hero-resume {
    display: flex;
    justify-content: center;
    margin-top: 2rem;
    animation: fadeInUp 1s ease 1.2s both;
}

.resume-button {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 28px;
    background: linear-gradient(135deg, var(--accent), var(--primary-light));
    color: var(--white);
    text-decoration: none;
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
    border: 2px solid transparent;
}

.resume-button:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
    background: linear-gradient(135deg, var(--primary-color), var(--accent));
}

.resume-button i {
    font-size: 1.1rem;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-arrow {
    width: 2px;
    height: 30px;
    background: var(--white);
    position: relative;
}

.scroll-arrow::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-top: 8px solid var(--white);
}

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

.section-tag {
    display: inline-block;
    background: var(--gray-dark);
    color: var(--primary-color);
    padding: 6px 16px;
    border-radius: var(--radius-lg);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 1rem;
    border: 1px solid var(--dark-border);
}

.section-title {
    font-family: var(--font-secondary);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

/* About Section */
.about {
    padding: var(--section-padding);
    background: var(--dark-card);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 4rem;
    align-items: start;
}

.about-intro h3 {
    font-size: 1.4rem;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    line-height: 1.4;
}

.about-intro p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 2rem;
}

.detail-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.detail-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--dark);
    border-radius: var(--radius-lg);
    transition: all 0.3s ease;
    border: 1px solid var(--dark-border);
}

.detail-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-color);
}

.detail-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-top: 0.25rem;
}

.detail-item h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.detail-item p {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.4;
}

.about-achievements h4 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.achievements-list {
    list-style: none;
}

.achievements-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    font-size: 1rem;
    color: var(--text-secondary);
}

.achievements-list i {
    color: var(--success);
    font-size: 0.9rem;
}

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

.image-container {
    position: relative;
}

.image-placeholder {
    width: 350px;
    height: 400px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent));
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: var(--white);
    box-shadow: var(--shadow-xl);
    position: relative;
    z-index: 2;
}

.profile-image {
    width: 350px;
    height: 400px;
    border-radius: var(--radius-xl);
    border: 1px solid rgba(0, 0, 0, 0.1);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    position: relative;
    z-index: 2;
}

.profile-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: transform 0.3s ease;
}

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

.image-decoration {
    position: absolute;
    top: 20px;
    left: 20px;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--accent), var(--primary-light));
    border-radius: var(--radius-xl);
    z-index: 1;
    opacity: 0.3;
}

/* Skills Section */
.skills {
    padding: var(--section-padding);
    background: var(--dark);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.skill-category {
    background: var(--dark-card);
    padding: 2rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    border: 1px solid var(--dark-border);
}

.skill-category:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.skill-category h3 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    text-align: center;
    position: relative;
}

.skill-category h3::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 3px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent));
    border-radius: 2px;
}

.skill-items {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.skill-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--dark);
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
    border: 1px solid var(--dark-border);
}

.skill-item:hover {
    background: var(--gray-dark);
    border-color: var(--primary-color);
    transform: translateX(5px);
}

.skill-item i {
    font-size: 1.8rem;
    color: var(--primary-color);
    width: 40px;
    text-align: center;
}

.skill-item span {
    font-weight: 600;
    color: var(--text-primary);
    flex: 1;
}

.skill-level {
    width: 100px;
    height: 6px;
    background: var(--gray-dark);
    border-radius: 3px;
    position: relative;
    overflow: hidden;
}

.skill-level::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--accent));
    border-radius: 3px;
    width: var(--level, 0%);
    transition: width 2s ease 0.5s;
}

.skill-level[data-level="90"]::after { --level: 90%; }
.skill-level[data-level="85"]::after { --level: 85%; }
.skill-level[data-level="80"]::after { --level: 80%; }
.skill-level[data-level="75"]::after { --level: 75%; }
.skill-level[data-level="70"]::after { --level: 70%; }
.skill-level[data-level="65"]::after { --level: 65%; }
.skill-level[data-level="60"]::after { --level: 60%; }

/* Projects Section */
.projects {
    padding: var(--section-padding);
    background: var(--dark-card);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.project-card {
    background: var(--dark);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
    border: 1px solid var(--dark-border);
    position: relative;
}

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

.project-card.featured {
    border: 2px solid var(--primary-color);
}

.project-card.featured::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent));
}

.project-image {
    height: 220px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.project-image .image-placeholder {
    width: auto;
    height: auto;
    background: transparent;
    border-radius: 0;
    font-size: 3rem;
    color: var(--white);
    box-shadow: none;
}

.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: all 0.3s ease;
}

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

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

.project-overlay .project-link {
    width: 45px;
    height: 45px;
    background: var(--text-primary);
    color: var(--dark);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    text-decoration: none;
}

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

.project-content {
    padding: 2rem;
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.project-content h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.3;
}

.project-status {
    background: var(--primary-color);
    color: var(--white);
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.project-content p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
    font-size: 0.95rem;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.project-tech span {
    background: var(--gray-dark);
    color: var(--text-primary);
    padding: 0.4rem 0.8rem;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 500;
    transition: all 0.3s ease;
    border: 1px solid var(--dark-border);
}

.project-tech span:hover {
    background: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
}

.project-metrics {
    display: flex;
    gap: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--gray-lighter);
}

.metric {
    text-align: center;
}

.metric-value {
    display: block;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.25rem;
}

.metric-label {
    font-size: 0.8rem;
    color: var(--gray);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.projects-cta {
    text-align: center;
    margin-top: 3rem;
}

.projects-cta p {
    font-size: 1.1rem;
    color: var(--gray);
    margin-bottom: 1.5rem;
}

.github-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
}

.github-link:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* Contact Section */
.contact {
    padding: var(--section-padding);
    background: var(--dark);
}

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

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

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--dark-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    border: 1px solid var(--dark-border);
}

.contact-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.2rem;
}

.contact-details h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.contact-details p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.contact-form-container {
    background: var(--dark-card);
    padding: 2rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--dark-border);
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--dark-border);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: inherit;
    background: var(--dark);
    color: var(--text-primary);
    transition: all 0.3s ease;
}

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

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.1);
}

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

/* Footer */
.footer {
    background: var(--dark);
    color: var(--white);
    padding: 3rem 0 1rem;
}

.footer-content {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.footer-main {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
    align-items: start;
}

.footer-brand h3 {
    font-family: var(--font-secondary);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--white);
}

.footer-brand p {
    color: var(--gray-light);
    line-height: 1.6;
    max-width: 300px;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-section h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--white);
}

.footer-section ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-section a {
    color: var(--gray-light);
    text-decoration: none;
    transition: color 0.3s ease;
    font-size: 0.95rem;
}

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

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

.social-links a {
    width: 40px;
    height: 40px;
    background: var(--dark-light);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-light);
    transition: all 0.3s ease;
    text-decoration: none;
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid var(--dark-light);
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom p {
    color: var(--gray-light);
    font-size: 0.9rem;
}

.footer-legal {
    display: flex;
    gap: 1.5rem;
}

.footer-legal a {
    color: var(--gray-light);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

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

/* 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 pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.7);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(37, 99, 235, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(37, 99, 235, 0);
    }
}

/* Scroll to top button */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--accent));
    color: var(--white);
    border: none;
    font-size: 18px;
    cursor: pointer;
    opacity: 0;
    transition: all 0.3s ease;
    z-index: 1000;
    box-shadow: var(--shadow-lg);
}

.scroll-to-top:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
    animation: pulse 2s infinite;
}

/* Loading states */
.loaded .hero-content > * {
    animation-play-state: running;
}

/* Utility Classes */
.text-gradient {
    background: linear-gradient(135deg, var(--primary-color), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.blur-bg {
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .about-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .about-image {
        order: -1;
    }
    
    .image-placeholder {
        width: 300px !important;
        height: 350px !important;
    }

    .profile-image {
        width: 300px !important;
        height: 350px !important;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .footer-main {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 80px 0;
        --container-padding: 0 20px;
    }
    
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 80px;
        flex-direction: column;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow-lg);
        padding: 2rem 0;
        gap: 1rem;
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active .bar:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .detail-grid {
        grid-template-columns: 1fr;
    }

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

    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .nav-container {
        padding: 0 20px;
    }

    .hero-content {
        padding: 0 20px;
    }

    .section-header {
        margin-bottom: 3rem;
    }

    .contact-form-container {
        padding: 1.5rem;
    }

    .image-placeholder {
        width: 280px !important;
        height: 320px !important;
    }

    .profile-image {
        width: 280px !important;
        height: 320px !important;
    }
    
    .social-links {
        justify-content: center;
    }
}