/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #e0e0e0;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 25%, #16213e 50%, #0f0f23 75%, #000000 100%);
    background-attachment: fixed;
    overflow-x: hidden;
    position: relative;
    transition: background-color 0.3s ease, color 0.3s ease;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        radial-gradient(2px 2px at 20px 30px, #00d4ff, transparent),
        radial-gradient(2px 2px at 40px 70px, #00ff88, transparent),
        radial-gradient(1px 1px at 90px 40px, #ff6b6b, transparent),
        radial-gradient(1px 1px at 130px 80px, #4ecdc4, transparent),
        radial-gradient(2px 2px at 160px 30px, #45b7d1, transparent);
    background-repeat: repeat;
    background-size: 200px 100px;
    animation: twinkle 4s ease-in-out infinite alternate;
    pointer-events: none;
    z-index: -1;
}

body.dark {
    background: linear-gradient(135deg, #000000 0%, #0a0a0a 25%, #1a1a1a 50%, #0f0f0f 75%, #000000 100%);
    color: #f0f0f0;
}

body.dark::before {
    background-image:
        radial-gradient(2px 2px at 20px 30px, #00d4ff, transparent),
        radial-gradient(2px 2px at 40px 70px, #00ff88, transparent),
        radial-gradient(1px 1px at 90px 40px, #ff6b6b, transparent),
        radial-gradient(1px 1px at 130px 80px, #4ecdc4, transparent),
        radial-gradient(2px 2px at 160px 30px, #45b7d1, transparent);
    animation: twinkle 4s ease-in-out infinite alternate;
}

/* Floating particles */
body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        radial-gradient(circle at 25% 25%, rgba(0, 212, 255, 0.1) 2px, transparent 2px),
        radial-gradient(circle at 75% 75%, rgba(0, 255, 136, 0.1) 1px, transparent 1px),
        radial-gradient(circle at 50% 10%, rgba(255, 107, 107, 0.1) 1px, transparent 1px),
        radial-gradient(circle at 10% 80%, rgba(78, 205, 196, 0.1) 1px, transparent 1px),
        radial-gradient(circle at 90% 40%, rgba(69, 183, 209, 0.1) 2px, transparent 2px);
    background-size: 100px 100px, 150px 150px, 200px 200px, 120px 120px, 180px 180px;
    animation: float 20s ease-in-out infinite;
    pointer-events: none;
    z-index: -1;
}

/* Header and Navigation */
header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 212, 255, 0.2);
    z-index: 1000;
    transition: background-color 0.3s ease;
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.1);
}

body.dark header {
    background: rgba(0, 0, 0, 0.9);
    border-bottom: 1px solid rgba(0, 212, 255, 0.3);
}

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

.logo {
    font-size: 1.3rem;
    font-weight: 600;
    color: #00d4ff;
    letter-spacing: -0.02em;
    text-shadow: 0 0 10px rgba(0, 212, 255, 0.5);
}

body.dark .logo {
    color: #00ff88;
    text-shadow: 0 0 10px rgba(0, 255, 136, 0.5);
}

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

.nav-links a {
    text-decoration: none;
    color: #b0b0b0;
    font-weight: 400;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    letter-spacing: -0.01em;
    position: relative;
}

body.dark .nav-links a {
    color: #c0c0c0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #00d4ff, #00ff88);
    transition: width 0.3s ease;
}

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

.nav-links a:hover {
    color: #00d4ff;
    text-shadow: 0 0 5px rgba(0, 212, 255, 0.5);
}

.theme-toggle {
    background: none;
    border: none;
    font-size: 1.1rem;
    cursor: pointer;
    color: #00d4ff;
    transition: all 0.3s ease;
    padding: 0.5rem;
    border-radius: 50%;
    border: 1px solid rgba(0, 212, 255, 0.3);
}

body.dark .theme-toggle {
    color: #00ff88;
    border-color: rgba(0, 255, 136, 0.3);
}

.theme-toggle:hover {
    background-color: rgba(0, 212, 255, 0.1);
    transform: scale(1.1);
    box-shadow: 0 0 15px rgba(0, 212, 255, 0.3);
}

/* Main content */
main {
    margin-top: 60px;
}

section {
    padding: 6rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.container {
    max-width: 800px;
    margin: 0 auto;
}

/* Hero section */
.hero {
    text-align: center;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #16213e 100%);
    color: #e0e0e0;
    padding: 10rem 2rem 8rem;
    position: relative;
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 80%, rgba(0, 212, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(0, 255, 136, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(255, 107, 107, 0.05) 0%, transparent 50%);
    animation: pulse 8s ease-in-out infinite;
}

.hero::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: glow 6s ease-in-out infinite;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero h2 {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, #00d4ff 0%, #00ff88 50%, #4ecdc4 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 1s ease-out, glow 3s ease-in-out infinite;
    text-shadow: 0 0 30px rgba(0, 212, 255, 0.5);
}

.tagline {
    font-size: 1.6rem;
    margin-bottom: 1.5rem;
    opacity: 0.9;
    font-weight: 400;
    letter-spacing: -0.01em;
    color: #b0b0b0;
    text-shadow: 0 0 10px rgba(0, 212, 255, 0.3);
}

.intro {
    font-size: 1.2rem;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
    color: #a0a0a0;
}

.cta-button {
    display: inline-block;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.2) 0%, rgba(0, 255, 136, 0.2) 100%);
    backdrop-filter: blur(20px);
    color: #00d4ff;
    padding: 1.2rem 3rem;
    text-decoration: none;
    border-radius: 30px;
    border: 1px solid rgba(0, 212, 255, 0.3);
    font-weight: 500;
    font-size: 1.1rem;
    letter-spacing: -0.01em;
    transition: all 0.3s ease;
    box-shadow: 0 8px 32px rgba(0, 212, 255, 0.2);
    position: relative;
    overflow: hidden;
}

.cta-button::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;
}

.cta-button:hover::before {
    left: 100%;
}

.cta-button:hover {
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.3) 0%, rgba(0, 255, 136, 0.3) 100%);
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(0, 212, 255, 0.4);
    color: #00ff88;
}

/* About section */
.about {
    background: linear-gradient(135deg, rgba(10, 10, 10, 0.9) 0%, rgba(26, 26, 46, 0.9) 50%, rgba(22, 33, 62, 0.9) 100%);
    backdrop-filter: blur(1px);
    position: relative;
    overflow: hidden;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 70%, rgba(0, 212, 255, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

body.dark .about {
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.9) 0%, rgba(10, 10, 10, 0.9) 50%, rgba(15, 15, 15, 0.9) 100%);
}

.about h2, .skills h2, .projects h2, .resume h2, .contact h2 {
    text-align: center;
    margin-bottom: 3rem;
    color: #00d4ff;
    font-size: 2.8rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    text-shadow: 0 0 20px rgba(0, 212, 255, 0.5);
    position: relative;
}

.about h2::after, .skills h2::after, .projects h2::after, .resume h2::after, .contact h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, #00d4ff, #00ff88);
    box-shadow: 0 0 10px rgba(0, 212, 255, 0.5);
}

body.dark .about h2, body.dark .skills h2, body.dark .projects h2, body.dark .resume h2, body.dark .contact h2 {
    color: #00ff88;
    text-shadow: 0 0 20px rgba(0, 255, 136, 0.5);
}

.about p {
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 2rem;
    color: #b0b0b0;
    text-shadow: 0 0 5px rgba(0, 212, 255, 0.2);
}

body.dark .about p {
    color: #c0c0c0;
}

.ai-ml-journey {
    margin-top: 3rem;
    padding: 2.5rem;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.1) 0%, rgba(0, 255, 136, 0.1) 100%);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    border: 1px solid rgba(0, 212, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 212, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.ai-ml-journey::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 30%, rgba(0, 212, 255, 0.05) 50%, transparent 70%);
    animation: twinkle 3s ease-in-out infinite;
}

body.dark .ai-ml-journey {
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.05) 0%, rgba(0, 255, 136, 0.05) 100%);
    border: 1px solid rgba(0, 212, 255, 0.1);
}

.ai-ml-journey h3 {
    color: #00d4ff;
    margin-bottom: 1rem;
    font-size: 1.6rem;
    font-weight: 600;
    text-shadow: 0 0 10px rgba(0, 212, 255, 0.5);
}

body.dark .ai-ml-journey h3 {
    color: #00ff88;
}

/* Skills section */
.skills {
    background: linear-gradient(135deg, rgba(15, 15, 23, 0.9) 0%, rgba(26, 26, 46, 0.9) 50%, rgba(22, 33, 62, 0.9) 100%);
    backdrop-filter: blur(1px);
    position: relative;
    overflow: hidden;
}

.skills::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 70% 30%, rgba(0, 255, 136, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

body.dark .skills {
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.9) 0%, rgba(10, 10, 10, 0.9) 50%, rgba(15, 15, 15, 0.9) 100%);
}

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

.skill-category {
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.1) 0%, rgba(0, 255, 136, 0.1) 100%);
    backdrop-filter: blur(20px);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid rgba(0, 212, 255, 0.2);
    transition: all 0.4s ease;
    box-shadow: 0 8px 32px rgba(0, 212, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.skill-category::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 40%, rgba(0, 212, 255, 0.05) 50%, transparent 60%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

body.dark .skill-category {
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.05) 0%, rgba(0, 255, 136, 0.05) 100%);
    border: 1px solid rgba(0, 212, 255, 0.1);
    box-shadow: 0 8px 32px rgba(0, 212, 255, 0.05);
}

.skill-category:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 16px 48px rgba(0, 212, 255, 0.2);
    border-color: rgba(0, 212, 255, 0.4);
}

.skill-category:hover::before {
    opacity: 1;
}

.skill-category h3 {
    color: #00d4ff;
    margin-bottom: 1.5rem;
    font-size: 1.4rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    letter-spacing: -0.01em;
    text-shadow: 0 0 10px rgba(0, 212, 255, 0.5);
    position: relative;
    z-index: 1;
}

body.dark .skill-category h3 {
    color: #00ff88;
    text-shadow: 0 0 10px rgba(0, 255, 136, 0.5);
}

.skill-category h3 i {
    margin-right: 0.75rem;
    color: #00d4ff;
    filter: drop-shadow(0 0 5px rgba(0, 212, 255, 0.5));
}

.skill-category li {
    margin-bottom: 0.75rem;
    color: #b0b0b0;
    font-weight: 400;
    position: relative;
    z-index: 1;
}

body.dark .skill-category li {
    color: #c0c0c0;
}

/* Projects section */
.projects {
    background: linear-gradient(135deg, rgba(22, 33, 62, 0.9) 0%, rgba(15, 15, 23, 0.9) 50%, rgba(10, 10, 10, 0.9) 100%);
    backdrop-filter: blur(1px);
    position: relative;
    overflow: hidden;
}

.projects::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(255, 107, 107, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

body.dark .projects {
    background: linear-gradient(135deg, rgba(15, 15, 15, 0.9) 0%, rgba(0, 0, 0, 0.9) 50%, rgba(10, 10, 10, 0.9) 100%);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 2rem;
}

.project-card {
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.15) 0%, rgba(0, 255, 136, 0.15) 100%);
    backdrop-filter: blur(20px);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid rgba(0, 212, 255, 0.3);
    transition: all 0.4s ease;
    box-shadow: 0 8px 32px rgba(0, 212, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 40%, rgba(0, 212, 255, 0.1) 50%, transparent 60%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

body.dark .project-card {
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.1) 0%, rgba(0, 255, 136, 0.1) 100%);
    border: 1px solid rgba(0, 212, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 212, 255, 0.08);
}

.project-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 16px 48px rgba(0, 212, 255, 0.2);
    border-color: rgba(0, 212, 255, 0.5);
}

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

.project-card h3 {
    color: #00d4ff;
    margin-bottom: 1rem;
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    text-shadow: 0 0 10px rgba(0, 212, 255, 0.5);
    position: relative;
    z-index: 1;
}

body.dark .project-card h3 {
    color: #00ff88;
    text-shadow: 0 0 10px rgba(0, 255, 136, 0.5);
}

.project-card p {
    color: #b0b0b0;
    margin-bottom: 1.5rem;
    line-height: 1.6;
    position: relative;
    z-index: 1;
}

body.dark .project-card p {
    color: #c0c0c0;
}

.project-link {
    display: inline-flex;
    align-items: center;
    color: #00d4ff;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    position: relative;
    z-index: 1;
}

.project-link:hover {
    color: #00ff88;
    transform: translateX(6px);
    text-shadow: 0 0 10px rgba(0, 255, 136, 0.5);
}

.project-link i {
    margin-right: 0.5rem;
    transition: transform 0.3s ease;
}

.project-link:hover i {
    transform: scale(1.1);
}

/* Resume section */
.resume {
    background: linear-gradient(135deg, rgba(10, 10, 10, 0.9) 0%, rgba(15, 15, 23, 0.9) 50%, rgba(22, 33, 62, 0.9) 100%);
    backdrop-filter: blur(1px);
    position: relative;
    overflow: hidden;
}

.resume::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 80% 20%, rgba(78, 205, 196, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.resume p {
    font-size: 1.1rem;
    text-align: center;
    margin-bottom: 2rem;
    color: #86868b;
}

body.dark .resume p {
    color: #a1a1a6;
}

.download-btn {
    display: inline-block;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.2) 0%, rgba(0, 255, 136, 0.2) 100%);
    backdrop-filter: blur(20px);
    color: #00d4ff;
    padding: 1.2rem 3rem;
    text-decoration: none;
    border-radius: 30px;
    font-weight: 500;
    font-size: 1.1rem;
    letter-spacing: -0.01em;
    transition: all 0.3s ease;
    margin-bottom: 3rem;
    box-shadow: 0 8px 32px rgba(0, 212, 255, 0.2);
    border: 1px solid rgba(0, 212, 255, 0.3);
    position: relative;
    overflow: hidden;
}

.download-btn::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;
}

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

.download-btn:hover {
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.3) 0%, rgba(0, 255, 136, 0.3) 100%);
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(0, 212, 255, 0.4);
    color: #00ff88;
}

.resume-preview {
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.1) 0%, rgba(0, 255, 136, 0.1) 100%);
    backdrop-filter: blur(20px);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid rgba(0, 212, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 212, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.resume-preview::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 40%, rgba(0, 212, 255, 0.05) 50%, transparent 60%);
    animation: twinkle 4s ease-in-out infinite;
}

.resume-preview h3 {
    color: #1d1d1f;
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
    font-weight: 600;
}

body.dark .resume-preview h3 {
    color: #f5f5f7;
}

.resume-preview p {
    color: #86868b;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

body.dark .resume-preview p {
    color: #a1a1a6;
}

/* Contact section */
.contact {
    background: linear-gradient(135deg, rgba(15, 15, 23, 0.9) 0%, rgba(10, 10, 10, 0.9) 50%, rgba(22, 33, 62, 0.9) 100%);
    backdrop-filter: blur(1px);
    position: relative;
    overflow: hidden;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 80%, rgba(255, 107, 107, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

body.dark .contact {
    background: linear-gradient(135deg, rgba(10, 10, 10, 0.9) 0%, rgba(0, 0, 0, 0.9) 50%, rgba(15, 15, 15, 0.9) 100%);
}

.contact-info {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.contact-link {
    display: flex;
    align-items: center;
    color: #00d4ff;
    text-decoration: none;
    font-weight: 500;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    padding: 1.2rem 2rem;
    border-radius: 16px;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.1) 0%, rgba(0, 255, 136, 0.1) 100%);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 212, 255, 0.2);
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.contact-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 40%, rgba(0, 212, 255, 0.1) 50%, transparent 60%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.contact-link:hover::before {
    opacity: 1;
}

.contact-link:hover {
    color: #00ff88;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.2) 0%, rgba(0, 255, 136, 0.2) 100%);
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 212, 255, 0.2);
    text-shadow: 0 0 10px rgba(0, 255, 136, 0.5);
}

.contact-link i {
    margin-right: 0.75rem;
    font-size: 1.3rem;
    transition: transform 0.3s ease;
}

.contact-link:hover i {
    transform: scale(1.1);
}

/* Footer */
footer {
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.9) 0%, rgba(10, 10, 10, 0.9) 50%, rgba(15, 15, 15, 0.9) 100%);
    color: #a0a0a0;
    text-align: center;
    padding: 2rem;
    border-top: 1px solid rgba(0, 212, 255, 0.1);
    position: relative;
    overflow: hidden;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(0, 212, 255, 0.02) 0%, transparent 50%);
    pointer-events: none;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes twinkle {
    0% { opacity: 0.3; }
    50% { opacity: 0.8; }
    100% { opacity: 0.3; }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    25% {
        transform: translateY(-20px) rotate(90deg);
    }
    50% {
        transform: translateY(-10px) rotate(180deg);
    }
    75% {
        transform: translateY(-30px) rotate(270deg);
    }
}

@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
    }
    50% {
        box-shadow: 0 0 40px rgba(0, 212, 255, 0.6);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.8;
    }
    50% {
        transform: scale(1.05);
        opacity: 1;
    }
}

/* Particle effects */
.particle {
    position: absolute;
    width: 2px;
    height: 2px;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.8) 0%, rgba(0, 255, 136, 0.4) 50%, transparent 100%);
    border-radius: 50%;
    pointer-events: none;
    animation: float 20s ease-in-out infinite, twinkle 3s ease-in-out infinite alternate;
}

.particle:nth-child(odd) {
    animation-duration: 15s, 4s;
}

.particle:nth-child(3n) {
    width: 1px;
    height: 1px;
    background: radial-gradient(circle, rgba(255, 107, 107, 0.6) 0%, rgba(78, 205, 196, 0.3) 50%, transparent 100%);
    animation-duration: 25s, 5s;
}

/* Ripple effect */
.ripple {
    position: fixed;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(0, 212, 255, 0.6);
    border-radius: 50%;
    pointer-events: none;
    animation: ripple 1s linear;
    z-index: 9999;
}

@keyframes ripple {
    0% {
        transform: scale(0);
        opacity: 1;
    }
    100% {
        transform: scale(4);
        opacity: 0;
    }
}

/* Responsive design */
@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        padding: 1rem;
    }

    .nav-links {
        margin-top: 1rem;
        gap: 1rem;
    }

    .hero h2 {
        font-size: 2.5rem;
    }

    .hero {
        padding: 8rem 1rem 6rem;
    }

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

    .contact-info {
        flex-direction: column;
        align-items: center;
        gap: 1.5rem;
    }

    .contact-link {
        padding: 0.75rem 1rem;
    }

    section {
        padding: 4rem 1rem;
    }
}