/* Minimal Blog Theme - Light and Dark Mode Support */

/* Light mode colors (default) */
:root {
    --bg: #f7f7f7;
    --text: #222;
    --muted: #666;
    --accent: #ef4444;
    --accent-hover: #dc2626;
    --card: #fff;
    --border: #e5e5e5;
    --header-bg: #fff;
    --max-width: 800px;
    --radius: 12px;
    --shadow: 0 10px 30px rgba(0,0,0,0.05);
}

/* Dark mode colors */
:root.dark {
    --bg: #0b1221;
    --text: #e0e7ff;
    --muted: #94a3b8;
    --accent: #ef4444;
    --accent-hover: #dc2626;
    --card: #1e293b;
    --border: #334155;
    --header-bg: #1e293b;
    --shadow: 0 10px 30px rgba(0,0,0,0.3);
}

* {
    box-sizing: border-box;
}

body {
    font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
    margin: 0;
    padding: 0;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Header Styles */
.site-header {
    background: var(--header-bg);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 10;
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

.site-header .inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 16px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.site-title {
    text-decoration: none;
    color: inherit;
}

.site-title h1 {
    font-weight: 700;
    font-size: 1.2rem;
    margin: 0;
    color: var(--accent);
    transition: color 0.2s ease;
}

.site-title:hover h1 {
    color: var(--accent-hover);
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 14px;
}

.site-nav-link {
    color: var(--text);
    text-decoration: none;
    padding: 8px 10px;
    border-radius: 10px;
    transition: color 0.2s ease, background-color 0.2s ease;
}

.site-nav-link:hover {
    color: var(--accent-hover);
    background: rgba(239, 68, 68, 0.08);
}

.site-nav-link:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

/* Header Actions Container */
.header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Dark Mode Toggle */
.dark-mode-toggle, .dark-mode-toggle-github {
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text);
    transition: opacity 0.2s ease;
}

.dark-mode-toggle:hover, .dark-mode-toggle-github:hover {
    opacity: 0.7;
}

.dark-mode-toggle svg, .dark-mode-toggle-github svg {
    width: 24px;
    height: 24px;
}

/* Main Content */
.site-main {
    max-width: var(--max-width);
    margin: 32px auto;
    padding: 0 20px 48px;
}

/* Home Page Styles */
.home .hero {
    margin-bottom: 32px;
}

.home .eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--muted);
    margin: 0 0 8px;
    font-size: 0.85rem;
}

.home .title {
    margin: 0 0 12px;
    font-size: 2.2rem;
    color: var(--text);
}

.home .subtitle {
    margin: 0;
    color: var(--muted);
    font-size: 1.1rem;
}

.home .list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
}

.home .tiles {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 22px;
}

.home .tile-card {
    display: flex;
    flex-direction: column;
    gap: 12px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 16px;
    text-decoration: none;
    color: inherit;
    transition: transform 0.12s ease, box-shadow 0.12s ease, border-color 0.2s ease, background-color 0.2s ease;
}

.home .tile-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 32px rgba(0,0,0,0.12);
    border-color: rgba(239, 68, 68, 0.25);
}

.home .tile-icon-wrap {
    width: 44px;
    height: 44px;
    border-radius: 14px;
    background: rgba(239, 68, 68, 0.12);
    color: var(--accent);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(239, 68, 68, 0.18);
    transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.home .tile-card:hover .tile-icon-wrap {
    background: rgba(239, 68, 68, 0.16);
    border-color: rgba(239, 68, 68, 0.28);
    color: var(--accent-hover);
}

.home .tile-icon {
    font-size: 1.2rem;
}

.home .tile-card:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
}

.home .tile-body {
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
}

.home .tile-title {
    margin: 2px 0 2px;
    font-size: 1.2rem;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 10px;
}

.home .tile-desc {
    margin: 0 0 4px;
    color: var(--muted);
}

.home .tile-title-text {
    line-height: 1.3;
}

.home .tile-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--accent);
    font-weight: 600;
    line-height: 1.2;
    background-image: linear-gradient(currentColor, currentColor);
    background-size: 0% 2px;
    background-position: 0 100%;
    background-repeat: no-repeat;
    transition: color 0.2s ease, background-size 0.2s ease;
}

.home .tile-card:hover .tile-link {
    color: var(--accent-hover);
    background-size: 100% 2px;
}

/* Post Card Styles */
.home .card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: transform 0.12s ease, box-shadow 0.12s ease, background-color 0.3s ease, border-color 0.3s ease;
}

.home .card:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 32px rgba(0,0,0,0.12);
}

.home .link {
    color: inherit;
    text-decoration: none;
    display: block;
}

.home .card-image {
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
}

.home .card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.home .card:hover .card-image img {
    transform: scale(1.05);
}

.home .card-content {
    display: block;
    padding: 18px;
}

.home .card-meta {
    color: var(--muted);
    font-size: 0.9rem;
    margin-bottom: 8px;
}

.home .card-title {
    margin: 4px 0 12px;
    font-size: 1.3rem;
    color: var(--text);
}

.home .card-desc {
    margin: 0 0 12px;
    color: var(--muted);
    line-height: 1.5;
}

.home .card-tags {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.home .card-tags li {
    background: rgba(239, 68, 68, 0.1);
    color: var(--accent);
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 0.85rem;
}

/* Post and Page Styles */
.post, .page, .not-found {
    background: var(--card);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    overflow: hidden;
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

.post .hero-image, .page .hero-image, .not-found .hero-image {
    aspect-ratio: 21 / 9;
    border-radius: var(--radius) var(--radius) 0 0;
    border: 0;
    box-shadow: none;
}

.post .hero-image img, .page .hero-image img, .not-found .hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius) var(--radius) 0 0;
}

.post .header, .page .header, .not-found .header {
    padding: 28px 28px 16px 28px;
    border: 0;
    border-radius: 0;
}

.post .meta {
    margin: 0;
    padding-top: 0;
    padding-bottom: 0;
    color: var(--muted);
    font-size: 0.95rem;
    border: 0;
    box-shadow: none;
}

.post .title, .page .title, .not-found .title {
    margin: 0;
    padding-top: 0;
    padding-bottom: 0;
    font-size: 2rem;
    line-height: 1.2;
    color: var(--text);
    border: 0;
    box-shadow: none;
}

.post .tags {
    list-style: none;
    margin: 0;
    padding-top: 10px;
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    border: 0;
    box-shadow: none;
}

.post .tags li {
    background: rgba(239, 68, 68, 0.1);
    color: var(--accent);
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 0.85rem;
}

.post .body, .page .body, .not-found .body {
    margin: 0;
    padding: 28px;
    line-height: 1.7;
    border: 0;
    border-radius: 0 0 var(--radius) var(--radius);
}

.post .body img, .page .body img, .not-found .body img {
    max-width: 100%;
    border-radius: 8px 8px 0 0;
    margin: 16px 0;
}

.post .body h1, .page .body h1, .not-found .body h1,
.post .body h2, .page .body h2, .not-found .body h2,
.post .body h3, .page .body h3, .not-found .body h3 {
    margin-top: 32px;
    margin-bottom: 16px;
    color: var(--text);
}

.post .body p, .page .body p, .not-found .body p {
    margin: 16px 0;
}

.post .body a, .page .body a, .not-found .body a {
    color: var(--accent);
    text-decoration: none;
}

.post .body a:hover, .page .body a:hover, .not-found .body a:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

.post .body pre, .page .body pre, .not-found .body pre {
    background: #0b1221;
    color: #e0e7ff;
    padding: 16px;
    border-radius: 10px;
    overflow-x: auto;
    font-size: 0.95rem;
    margin: 16px 0;
}

.post .body code, .page .body code, .not-found .body code {
    background: rgba(0,0,0,0.05);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 0.9em;
}

:root.dark .post .body code,
:root.dark .page .body code,
:root.dark .not-found .body code {
    background: rgba(255,255,255,0.1);
}

.post .body pre code, .page .body pre code, .not-found .body pre code {
    background: none;
    padding: 0;
}

.post .body ul, .page .body ul, .not-found .body ul,
.post .body ol, .page .body ol, .not-found .body ol {
    margin: 16px 0;
    padding-left: 24px;
}

.post .body blockquote, .page .body blockquote, .not-found .body blockquote {
    margin: 16px 0;
    padding-left: 16px;
    border-left: 4px solid var(--accent);
    color: var(--muted);
    font-style: italic;
}

/* Footer Styles */
.site-footer {
    max-width: var(--max-width);
    margin: 0 auto 40px;
    padding: 0 20px;
    color: var(--muted);
    font-size: 0.9rem;
}

.site-footer .inner {
    padding-top: 24px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-links {
    display: flex;
    gap: 16px;
}

.footer-links a {
    color: var(--muted);
    text-decoration: none;
    transition: color 0.2s ease;
}

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

.site-footer p {
    margin: 0;
}

/* Responsive Design */
@media (max-width: 640px) {
    .home .title {
        font-size: 1.8rem;
    }

    .post .title, .page .title {
        font-size: 1.6rem;
    }

    .home .list {
        grid-template-columns: 1fr;
    }

    .site-footer .inner {
        flex-direction: column;
        text-align: center;
    }
}