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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, system-ui, sans-serif;
    background: #0a0a0a;
    color: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
}

:root {
    --bg-primary: #0a0a0a;
    --bg-secondary: #141414;
    --bg-card: #1a1a1a;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --text-muted: #6b6b6b;
    --accent: #646cff;
    --accent-glow: rgba(100, 108, 255, 0.15);
    --accent-secondary: #e07b39;
    --border-color: #2a2a2a;
    --radius: 16px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.section-title {
    font-size: 2.8rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
}

.section-title span {
    background: linear-gradient(135deg, var(--accent), #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 3rem;
    font-weight: 300;
}

nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 999;
    background: rgba(10, 10, 10, 0.9);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 40px;
}

.nav-logo {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.nav-logo span {
    color: var(--accent);
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 32px;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color var(--transition);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width var(--transition);
}

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

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

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.hamburger span {
    display: block;
    width: 26px;
    height: 2.5px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition);
}

#hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 100px 40px 60px;
    background:
        radial-gradient(ellipse at 20% 50%, rgba(100, 108, 255, 0.08) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 50%, rgba(224, 123, 57, 0.06) 0%, transparent 60%),
        var(--bg-primary);
    position: relative;
    overflow: hidden;
}

#hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at center, transparent 0%, var(--bg-primary) 70%);
    animation: heroGlow 20s ease-in-out infinite;
}

@keyframes heroGlow {
    0%,
    100% {
        transform: rotate(0deg);
    }
    50% {
        transform: rotate(180deg);
    }
}

.hero-content {
    max-width: 800px;
    text-align: center;
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-block;
    background: var(--accent-glow);
    color: var(--accent);
    padding: 8px 20px;
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 600;
    border: 1px solid rgba(100, 108, 255, 0.2);
    margin-bottom: 1.5rem;
    letter-spacing: 0.5px;
}

#hero h1 {
    font-size: clamp(3rem, 8vw, 5.5rem);
    font-weight: 900;
    line-height: 1.05;
    letter-spacing: -0.03em;
    margin-bottom: 1rem;
}

#hero h1 span {
    background: linear-gradient(135deg, var(--accent), #a78bfa, var(--accent-secondary));
    background-size: 300% 300%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 6s ease-in-out infinite;
}

@keyframes gradientShift {
    0%,
    100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

#hero p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 500px;
    margin: 0 auto 2rem;
    line-height: 1.7;
}

.hero-social {
    display: flex;
    gap: 1.2rem;
    justify-content: center;
    margin-bottom: 2rem;
}

.hero-social a {
    color: var(--text-secondary);
    font-size: 1.4rem;
    transition: all var(--transition);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--bg-card);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
}

.hero-social a:hover {
    color: var(--text-primary);
    border-color: var(--accent);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(100, 108, 255, 0.2);
}

.btn-primary {
    display: inline-block;
    background: var(--accent);
    color: #ffffff;
    padding: 14px 40px;
    border-radius: 100px;
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition);
    box-shadow: 0 4px 20px rgba(100, 108, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(100, 108, 255, 0.4);
    background: #7c82ff;
}

#projects {
    padding: 90px 40px;
    background: var(--bg-secondary);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.project-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: all var(--transition);
}

.project-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
}

.project-image {
    height: 220px;
    background-size: cover;
    background-position: center;
    position: relative;
}

.slack-project {
    background-image: url('1.png');
}

.os-project {
    background-image: url('webOS.png');
}

.ship-project {
    background-image: url('ship.png');
}

.visit-project {
    background-image: url('visitArm.png');
}

.personal-project {
    background-image: url('personal.png');
}

.project-overlay {
    position: flex;
    inset: 0;
    display: flex;
    justify-content: flex-end;
    padding: 16px;
}

.project-status {
    background: rgba(100, 108, 255, 0.9);
    color: #ffffff;
    padding: 4px 14px;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.project-info {
    padding: 24px;
}

.project-info h3 {
    font-size: 1.4rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.project-info p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1rem;
    line-height: 1.6;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.2rem;
}

.project-tags span {
    background: var(--bg-primary);
    color: var(--text-secondary);
    padding: 4px 14px;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 500;
    border: 1px solid var(--border-color);
}

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

.project-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color var(--transition);
    display: flex;
    align-items: center;
    gap: 6px;
}

.project-links a:hover {
    color: var(--accent);
}

#upcoming {
    padding: 90px 40px;
    background: var(--bg-primary);
}

.upcoming-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.upcoming-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 2rem;
    border: 1px solid var(--border-color);
    text-align: center;
    transition: all var(--transition);
}

.upcoming-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-secondary);
}

.upcoming-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.upcoming-card h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.upcoming-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1.2rem;
    line-height: 1.6;
}

.upcoming-status {
    display: inline-block;
    background: var(--accent-glow);
    color: var(--accent);
    padding: 4px 16px;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
    border: 1px solid rgba(100, 108, 255, 0.2);
}

#contact {
    padding: 90px 40px;
    background: var(--bg-secondary);
}

.contact-wrap {
    max-width: 900px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 3rem;
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 3rem;
    border: 1px solid var(--border-color);
}

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

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.contact-item i {
    font-size: 1.2rem;
    color: var(--accent);
    width: 44px;
    height: 44px;
    background: var(--bg-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
}

.contact-item h4 {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 400;
}

.contact-item p {
    color: var(--text-primary);
    font-weight: 500;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 0.95rem;
    font-family: 'Inter', sans-serif;
    transition: border-color var(--transition);
}

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

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

.btn-submit {
    background: var(--accent);
    color: #ffffff;
    border: none;
    padding: 14px 28px;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.btn-submit:hover {
    background: #7c82ff;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(100, 108, 255, 0.3);
}

footer {
    background: var(--bg-primary);
    border-top: 1px solid var(--border-color);
    padding: 2.5rem 40px;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}

footer span {
    color: var(--accent);
}

.footer-social {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 1rem;
}

.footer-social a {
    color: var(--text-muted);
    font-size: 1.2rem;
    transition: color var(--transition);
}

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

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

    .nav-links {
        display: none;
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        background: rgba(10, 10, 10, 0.98);
        flex-direction: column;
        padding: 1rem 0;
        border-bottom: 1px solid var(--border-color);
        gap: 0;
    }

    .nav-links.open {
        display: flex;
    }

    .nav-links li {
        border-bottom: 1px solid var(--border-color);
    }

    .nav-links a {
        display: block;
        padding: 12px 28px;
        font-size: 1rem;
    }

    .nav-links a::after {
        display: none;
    }

    #hero {
        padding: 80px 20px 40px;
    }

    #hero h1 {
        font-size: clamp(2.4rem, 10vw, 3.5rem);
    }

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

    .contact-wrap {
        grid-template-columns: 1fr;
        padding: 1.5rem;
    }

    #projects,
    #upcoming,
    #contact {
        padding: 60px 20px;
    }

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

    .hero-social a {
        width: 44px;
        height: 44px;
        font-size: 1.2rem;
    }
}

@media (max-width: 480px) {
    nav {
        padding: 12px 20px;
    }

    .project-card {
        border-radius: 12px;
    }

    .contact-item {
        font-size: 0.9rem;
    }
}