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

:root {
    --primary: #6366f1;
    --secondary: #8b5cf6;
    --accent: #ec4899;
    --dark: #0f172a;
    --light: #f8fafc;
    --gray: #64748b;
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, var(--dark) 0%, #1e293b 100%);
    color: #e2e8f0;
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid rgba(99, 102, 241, 0.2);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    font-size: 1.5rem;
    font-weight: bold;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

.nav-link {
    color: #e2e8f0;
    text-decoration: none;
    transition: var(--transition);
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    transition: width 0.3s ease;
}

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

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

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--primary);
    margin: 5px 0;
    transition: var(--transition);
    border-radius: 2px;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding: 80px 0 60px;
}

.stars {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.star {
    position: absolute;
    width: 2px;
    height: 2px;
    background: white;
    border-radius: 50%;
    animation: twinkle 3s infinite;
}

@keyframes twinkle {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 1; }
}

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

.hero-profile {
    margin-bottom: 2rem;
}

.profile-image-container {
    width: 180px;
    height: 180px;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    overflow: hidden;
    border: 4px solid rgba(99, 102, 241, 0.5);
    box-shadow: 0 20px 60px rgba(99, 102, 241, 0.3);
    animation: float 3s ease-in-out infinite;
}

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

.hero-name {
    font-size: 3rem;
    font-weight: 900;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, var(--primary), var(--secondary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-title {
    font-size: 1.3rem;
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 0;
}

.hero-description {
    font-size: 1.1rem;
    color: #cbd5e1;
    margin: 1.5rem auto 2rem;
    max-width: 600px;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 14px 36px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    box-shadow: 0 20px 40px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 30px 50px rgba(99, 102, 241, 0.4);
}

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

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

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

/* About Section */
.about {
    padding: 100px 0;
    position: relative;
    z-index: 2;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.3), transparent);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 900;
    margin-bottom: 3rem;
    text-align: center;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.about-intro {
    font-size: 1.2rem;
    color: #cbd5e1;
    text-align: center;
    max-width: 800px;
    margin: 0 auto 3rem;
    line-height: 1.8;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.skill-item {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.skill-item:hover {
    transform: translateY(-10px);
    border-color: rgba(99, 102, 241, 0.5);
    box-shadow: 0 20px 40px rgba(99, 102, 241, 0.2);
}

.skill-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.skill-item h3 {
    font-size: 1.2rem;
    color: #f1f5f9;
    margin-bottom: 0.5rem;
}

.skill-item p {
    color: #94a3b8;
    font-size: 0.95rem;
}

/* Apps Section */
.apps {
    padding: 100px 0;
    background: rgba(99, 102, 241, 0.05);
    position: relative;
}

.apps::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.3), transparent);
}

.apps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.app-card {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 15px;
    padding: 2rem;
    transition: var(--transition);
    backdrop-filter: blur(10px);
    cursor: pointer;
}

.app-screenshots {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.screenshot {
    height: 300px;
    width: auto;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    transition: var(--transition);
}

.screenshot:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 25px rgba(99, 102, 241, 0.4);
}

.app-card:hover {
    transform: translateY(-10px);
    border-color: rgba(99, 102, 241, 0.5);
    box-shadow: 0 20px 40px rgba(99, 102, 241, 0.2);
}

.app-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    color: var(--primary);
}

.app-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #f1f5f9;
}

.app-card p {
    color: #cbd5e1;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.app-stats {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}

.stat {
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.app-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 10px 20px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border-radius: 50px;
    text-decoration: none;
    transition: var(--transition);
    font-weight: 600;
}

.app-link:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
}

/* Contact Section */
.contact {
    padding: 100px 0;
    position: relative;
    z-index: 2;
    text-align: center;
}

/* Experience Section */
.experience {
    padding: 100px 0;
    position: relative;
    z-index: 2;
    background: rgba(99, 102, 241, 0.03);
}

.experience::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.3), transparent);
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 3rem auto;
    padding: 0 20px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--primary), var(--secondary));
}

.timeline-item {
    position: relative;
    padding-left: 60px;
    margin-bottom: 2rem;
    animation: slideIn 0.6s ease;
}

.timeline-dot {
    position: absolute;
    left: 11px;
    top: 5px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border: 3px solid var(--dark);
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.5);
    z-index: 1;
}

.timeline-date {
    font-size: 0.85rem;
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.timeline-content {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 15px;
    padding: 1.5rem;
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

.timeline-content:hover {
    transform: translateX(5px);
    border-color: rgba(99, 102, 241, 0.5);
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.2);
}

.timeline-content h3 {
    font-size: 1.3rem;
    color: #f1f5f9;
    margin-bottom: 0.3rem;
}

.timeline-content h4 {
    font-size: 0.95rem;
    color: #94a3b8;
    font-weight: 500;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.3), transparent);
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin: 3rem 0;
}

.social-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 2rem;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 15px;
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
    font-weight: 600;
}

.social-btn i {
    font-size: 2rem;
}

.social-btn:hover {
    transform: translateY(-10px);
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border-color: transparent;
}

.contact-email {
    color: #cbd5e1;
    font-size: 1.1rem;
    margin-top: 2rem;
}

/* Footer */
.footer {
    background: rgba(0, 0, 0, 0.5);
    border-top: 1px solid rgba(99, 102, 241, 0.2);
    padding: 2rem 0;
    text-align: center;
    color: #94a3b8;
}

.footer-tech {
    margin-top: 0.5rem;
}

.footer-tech i {
    color: var(--accent);
}

/* Responsive */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        display: none;
    }

    .hero {
        padding: 60px 0 40px;
    }

    .profile-image-container {
        width: 150px;
        height: 150px;
    }

    .hero-name {
        font-size: 2rem;
    }

    .hero-title {
        font-size: 1.1rem;
    }

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

    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

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

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

    .about-intro {
        font-size: 1rem;
    }

    .skills-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .social-links {
        gap: 1rem;
    }

    .social-btn {
        padding: 1rem;
        font-size: 0.9rem;
    }

    .social-btn i {
        font-size: 1.5rem;
    }

    .timeline-item {
        padding-left: 50px;
    }

    .timeline-content {
        padding: 1rem;
    }

    .timeline-content h3 {
        font-size: 1.1rem;
    }

    .timeline-content h4 {
        font-size: 0.85rem;
    }

    .app-screenshots {
        gap: 0.5rem;
    }

    .screenshot {
        height: 200px;
    }
}