@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root {
    --bg: #0b1224;
    --bg-2: #0f1a33;
    --panel: rgba(255, 255, 255, 0.04);
    --panel-strong: rgba(255, 255, 255, 0.08);
    --border: rgba(255, 255, 255, 0.08);
    --text: #eaf1ff;
    --muted: #9bb2d1;
    --accent: #5eead4;
    --accent-2: #38bdf8;
    --card-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
    --radius: 14px;
    --radius-lg: 18px;
    --max-width: 1080px;
    --grid-gap: 18px;
}

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

body {
    font-family: 'Space Grotesk', 'Segoe UI', -apple-system, sans-serif;
    background: radial-gradient(circle at 20% 20%, rgba(56, 189, 248, 0.1), transparent 25%),
                radial-gradient(circle at 80% 10%, rgba(94, 234, 212, 0.12), transparent 22%),
                radial-gradient(circle at 50% 80%, rgba(59, 130, 246, 0.1), transparent 30%),
                linear-gradient(135deg, #0b1224 0%, #0f1a33 40%, #0b1224 100%);
    color: var(--text);
    min-height: 100vh;
    padding: 32px 20px 48px;
}

.page-shell {
    max-width: var(--max-width);
    margin: 0 auto;
}

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 18px;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--card-shadow);
    margin-bottom: 24px;
    backdrop-filter: blur(10px);
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    letter-spacing: 0.4px;
}

.brand-mark {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
    display: grid;
    place-items: center;
    color: #0a1220;
    font-weight: 700;
    box-shadow: 0 10px 25px rgba(56, 189, 248, 0.3);
}

.nav-links {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.nav-links a {
    color: var(--text);
    text-decoration: none;
    padding: 8px 12px;
    border-radius: 10px;
    border: 1px solid transparent;
    transition: 0.2s ease;
    font-weight: 500;
}

.nav-links a:hover {
    border-color: var(--border);
    background: var(--panel-strong);
}

.hero {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px;
    box-shadow: var(--card-shadow);
    margin-bottom: 24px;
    backdrop-filter: blur(10px);
}

.hero h1 {
    font-size: 34px;
    margin-bottom: 10px;
    letter-spacing: -0.5px;
}

.hero p {
    color: var(--muted);
    line-height: 1.5;
    max-width: 700px;
}

.hero-actions {
    margin-top: 18px;
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 16px;
    border-radius: 12px;
    border: 1px solid transparent;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    color: white;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
    box-shadow: 0 12px 30px rgba(56, 189, 248, 0.25);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.button:hover {
    transform: translateY(-2px);
    box-shadow: 0 18px 36px rgba(56, 189, 248, 0.32);
}

.button.secondary {
    background: transparent;
    color: var(--text);
    border-color: var(--border);
    box-shadow: none;
}

.section-title {
    margin-bottom: 14px;
    font-size: 18px;
    letter-spacing: 0.2px;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--grid-gap);
}

.card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    box-shadow: var(--card-shadow);
    backdrop-filter: blur(8px);
}

.card h3 {
    margin-bottom: 8px;
    font-size: 18px;
}

.card p {
    color: var(--muted);
    line-height: 1.5;
}

.card a {
    color: inherit;
    text-decoration: none;
}

.card:hover {
    border-color: var(--accent-2);
}

.meta-row {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 12px;
}

.tag {
    padding: 6px 10px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: var(--panel-strong);
    color: var(--muted);
    font-size: 12px;
    letter-spacing: 0.2px;
}

.footer {
    margin-top: 32px;
    color: var(--muted);
    text-align: center;
    font-size: 14px;
}

.small-label {
    color: var(--muted);
    font-size: 13px;
    letter-spacing: 0.1px;
}

.panel {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 18px;
    box-shadow: var(--card-shadow);
    backdrop-filter: blur(8px);
}

.stack {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.inline {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.muted {
    color: var(--muted);
}

@media (max-width: 640px) {
    body {
        padding: 20px 14px 32px;
    }
    .hero {
        padding: 24px;
    }
    .topbar {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    .nav-links {
        width: 100%;
    }
}