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

:root {
    --bg: #0a0a0a;
    --bg-card: #141414;
    --bg-card-hover: #1a1a1a;
    --text: #ededed;
    --text-muted: #888;
    --accent: #6ee76e;
    --border: #222;
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font);
    color: var(--text);
    background: var(--bg);
    line-height: 1.7;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 760px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Nav */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 10, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    z-index: 100;
}

.nav-inner {
    max-width: 760px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 60px;
}

.logo {
    font-weight: 600;
    font-size: 1rem;
    color: var(--text);
    text-decoration: none;
    letter-spacing: -0.01em;
}

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

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 400;
    transition: color 0.2s;
}

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

/* Hero */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 60px 0 0;
}

.hero-inner {
    max-width: 760px;
    margin: 0 auto;
    padding: 0 24px;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 60px;
    align-items: center;
}

.hero-label {
    font-size: 0.8rem;
    color: var(--accent);
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: 20px;
}

.hero h1 {
    font-size: 4.5rem;
    font-weight: 700;
    letter-spacing: -0.04em;
    line-height: 1.0;
    margin-bottom: 24px;
    background: linear-gradient(135deg, var(--text) 0%, #999 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-sub {
    font-size: 1.1rem;
    color: var(--text-muted);
    font-weight: 300;
    line-height: 1.6;
    max-width: 400px;
}

.hero-location {
    margin-top: 20px;
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 400;
    display: flex;
    align-items: center;
    gap: 6px;
}

.hero-location::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
}

.hero-image img {
    width: 300px;
    height: 400px;
    object-fit: cover;
    object-position: center top;
    border-radius: 20px;
    display: block;
    border: 1px solid var(--border);
}

/* Sections */
.section {
    padding: 100px 0;
    border-top: 1px solid var(--border);
}

.section-label {
    font-size: 0.75rem;
    color: var(--accent);
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 24px;
}

.section h2 {
    font-size: 2rem;
    font-weight: 600;
    letter-spacing: -0.03em;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--text);
}

.section-text {
    color: var(--text-muted);
    font-size: 1rem;
    font-weight: 300;
    line-height: 1.8;
    max-width: 560px;
}

/* Experience */
.experience-list {
    display: flex;
    flex-direction: column;
    gap: 1px;
    margin-top: 8px;
}

.exp-item {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 24px 0;
    border-bottom: 1px solid var(--border);
    transition: padding-left 0.2s;
}

.exp-item:first-child {
    border-top: 1px solid var(--border);
}

.exp-item:hover {
    padding-left: 8px;
}

.exp-left h3 {
    font-size: 1rem;
    font-weight: 500;
    margin-bottom: 2px;
}

.exp-org {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 300;
}

.exp-period {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 400;
    white-space: nowrap;
    padding-top: 2px;
}

/* Community */
.community-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.community-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 28px;
    text-decoration: none;
    color: var(--text);
    transition: background 0.2s, border-color 0.2s;
    display: block;
}

.community-card:hover {
    background: var(--bg-card-hover);
    border-color: #333;
}

.community-card-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
}

.community-card-top h3 {
    font-size: 1.1rem;
    font-weight: 600;
}

.arrow {
    color: var(--text-muted);
    font-size: 1.2rem;
    transition: transform 0.2s, color 0.2s;
}

.community-card:hover .arrow {
    transform: translateX(4px);
    color: var(--accent);
}

.community-role {
    font-size: 0.75rem;
    color: var(--accent);
    font-weight: 500;
    margin-bottom: 12px;
}

.community-card p:last-child {
    color: var(--text-muted);
    font-size: 0.88rem;
    font-weight: 300;
    line-height: 1.6;
}

/* Social */
.social-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 32px;
}

.social-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 100px;
    text-decoration: none;
    color: var(--text);
    font-size: 0.85rem;
    font-weight: 400;
    transition: border-color 0.2s, background 0.2s;
}

.social-pill:hover {
    border-color: var(--accent);
    background: var(--bg-card-hover);
}

.social-pill svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    opacity: 0.7;
}

.social-pill:hover svg {
    opacity: 1;
}

/* Footer */
footer {
    padding: 40px 0;
    border-top: 1px solid var(--border);
}

footer p {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 300;
    text-align: center;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-inner {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .hero h1 {
        font-size: 3rem;
    }

    .hero-sub {
        max-width: none;
    }

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

    .hero-image {
        display: flex;
        justify-content: center;
        order: -1;
    }

    .hero-image img {
        width: 240px;
        height: 320px;
    }

    .section {
        padding: 64px 0;
    }

    .section h2 {
        font-size: 1.6rem;
    }

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

    .nav-links {
        gap: 20px;
    }

    .nav-links a {
        font-size: 0.8rem;
    }

    .social-grid {
        justify-content: center;
    }

    .exp-item {
        flex-direction: column;
        gap: 4px;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2.4rem;
    }

    .hero-image img {
        width: 200px;
        height: 260px;
    }
}