/* ---------- Blog Theme (SimpleBlog) ---------- */

:root {
    --bg: #0b1220;
    --panel: rgba(255,255,255,.06);
    --panel2: rgba(255,255,255,.09);
    --text: rgba(255,255,255,.92);
    --muted: rgba(255,255,255,.66);
    --line: rgba(255,255,255,.12);
    --accent: #7c3aed;
    --accent2: #22c55e;
    --shadow: 0 10px 30px rgba(0,0,0,.35);
    --radius: 18px;
    --content: 760px;
}

/* When OS is light and user chose AUTO */
@media (prefers-color-scheme: light) {
    :root {
        --bg: #f6f7fb;
        --panel: rgba(0,0,0,.04);
        --panel2: rgba(0,0,0,.06);
        --text: rgba(0,0,0,.88);
        --muted: rgba(0,0,0,.6);
        --line: rgba(0,0,0,.10);
        --accent: #6d28d9;
        --accent2: #16a34a;
        --shadow: 0 10px 30px rgba(0,0,0,.12);
    }
}

/* Force DARK when user selects dark */
:root[data-theme="dark"] {
    --bg: #0b1220;
    --panel: rgba(255,255,255,.06);
    --panel2: rgba(255,255,255,.09);
    --text: rgba(255,255,255,.92);
    --muted: rgba(255,255,255,.66);
    --line: rgba(255,255,255,.12);
    --accent: #7c3aed;
    --accent2: #22c55e;
    --shadow: 0 10px 30px rgba(0,0,0,.35);
}

/* Force LIGHT when user selects light */
:root[data-theme="light"] {
    --bg: #f6f7fb;
    --panel: rgba(0,0,0,.04);
    --panel2: rgba(0,0,0,.06);
    --text: rgba(0,0,0,.88);
    --muted: rgba(0,0,0,.6);
    --line: rgba(0,0,0,.10);
    --accent: #6d28d9;
    --accent2: #16a34a;
    --shadow: 0 10px 30px rgba(0,0,0,.12);
}

html, body {
    height: 100%;
    transition: background-color .25s ease, color .25s ease;
    scrollbar-gutter: stable;
}

body {
    background: radial-gradient(1200px 700px at 20% 0%, rgba(124,58,237,.35), transparent 60%), radial-gradient(900px 600px at 85% 10%, rgba(34,197,94,.20), transparent 55%), var(--bg);
    background-attachment: fixed;
    color: var(--text);
    font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Apple Color Emoji","Segoe UI Emoji";
}

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

    a:hover {
        text-decoration: underline;
        text-underline-offset: 3px;
    }

.blog-shell {
    min-height: 100%;
    display: flex;
    flex-direction: column;
}

.blog-container {
    width: min(1100px, calc(100% - 2rem));
    margin: 0 auto;
}

.blog-nav {
    position: sticky;
    top: 0;
    backdrop-filter: blur(12px);
    background: color-mix(in oklab, var(--bg) 70%, transparent);
    border-bottom: 1px solid var(--line);
    z-index: 10;
}

.blog-nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: .6rem 0;
}

.brand {
    display: flex;
    gap: .6rem;
    align-items: center;
    font-weight: 800;
    letter-spacing: .2px;
}

.brand-icon {
    color: var(--accent);
    filter: drop-shadow(0 6px 18px rgba(0,0,0,.25));
}

:root[data-theme="light"] .brand-icon {
    color: var(--accent);
}

.nav-links {
    display: flex;
    gap: .75rem;
    align-items: center;
}

.nav-link-pill {
    padding: .45rem .75rem;
    border-radius: 999px;
    border: 1px solid var(--line);
    background: var(--panel);
}

    .nav-link-pill:hover {
        background: var(--panel2);
        text-decoration: none;
    }

.hero {
    padding: 2.2rem 0 1.4rem 0;
}

    .hero h1 {
        font-size: clamp(2rem, 3.4vw, 3rem);
        line-height: 1.05;
        margin: 0;
        letter-spacing: -0.02em;
    }

    .hero p {
        margin: .8rem 0 0 0;
        color: var(--muted);
        max-width: 60ch;
    }

.card-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 1rem;
    padding-bottom: 2rem;
}

.post-card {
    grid-column: span 6;
    border: 1px solid var(--line);
    background: linear-gradient(180deg, var(--panel), transparent);
    border-radius: var(--radius);
    padding: 1.1rem 1.1rem;
    box-shadow: var(--shadow);
}

@media (max-width: 900px) {
    .post-card {
        grid-column: span 12;
    }
}

.post-card h2 {
    font-size: 1.25rem;
    margin: 0 0 .35rem 0;
}

.meta {
    color: var(--muted);
    font-size: .92rem;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: .35rem;
    padding: .25rem .55rem;
    border-radius: 999px;
    border: 1px solid var(--line);
    background: var(--panel);
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .4rem;
    padding: .55rem .9rem;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    color: white;
    border: none;
    box-shadow: var(--shadow);
}

    .btn-primary:hover {
        filter: brightness(1.05);
        text-decoration: none;
    }

.footer {
    margin-top: auto;
    border-top: 1px solid var(--line);
    color: var(--muted);
}


.footer-text {
    color: var(--muted) !important;
    opacity: .95;
}

/* ---------- Post page + markdown ---------- */

.post-wrap {
    padding: 1.8rem 0 2.6rem 0;
}

.post-header {
    width: min(var(--content), calc(100% - 2rem));
    margin: 0 auto 1.2rem auto;
}

.post-title {
    font-size: clamp(2.0rem, 3.2vw, 3.2rem);
    line-height: 1.05;
    margin: 0;
    letter-spacing: -0.02em;
}

.blog-content {
    width: min(var(--content), calc(100% - 2rem));
    margin: 0 auto;
    line-height: 1.75;
    font-size: 1.05rem;
}

    .blog-content h1, .blog-content h2, .blog-content h3 {
        margin-top: 1.7rem;
        margin-bottom: .6rem;
        letter-spacing: -0.01em;
    }

    .blog-content p {
        margin: .9rem 0;
    }

    .blog-content a {
        color: color-mix(in oklab, var(--accent) 70%, var(--text));
    }

    .blog-content img {
        max-width: 80%;
        height: auto;
        border-radius: 14px;
        border: 1px solid var(--line);
        box-shadow: var(--shadow);
        margin: 1rem 0;
    }

    .blog-content pre {
        border: 1px solid var(--line);
        background: var(--panel);
        padding: .9rem 1rem;
        border-radius: 14px;
        overflow-x: auto;
    }

    .blog-content code {
        background: var(--panel);
        border: 1px solid var(--line);
        padding: .12rem .35rem;
        border-radius: 8px;
    }

    .blog-content pre code {
        border: none;
        padding: 0;
        background: transparent;
    }