/* ============================================
   Blog — Black & White Broadsheet
   ============================================ */

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --color-bg: #ffffff;
    --color-surface: #ffffff;
    --color-text: #000000;
    --color-text-muted: #555555;
    --color-primary: #000000;
    --color-primary-hover: #333333;
    --color-border: #000000;
    --color-border-light: #d0d0d0;
    --color-danger: #000000;
    --color-success: #000000;
    --color-warning: #555555;
    --font-display: "Source Serif 4", Georgia, "Times New Roman", serif;
    --font-body: "DM Sans", system-ui, sans-serif;
    --font-mono: "JetBrains Mono", "Fira Code", "SF Mono", monospace;
    --max-width: 44rem;
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
}

html { font-size: 19px; }

body {
    font-family: var(--font-body);
    font-weight: 500;
    line-height: 1.65;
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: var(--color-text);
    text-decoration: none;
}
a:hover { text-decoration: underline; }

img { max-width: 100%; height: auto; }

::selection {
    background: #000;
    color: #fff;
}

/* --- Site Header --- */
.site-header {
    border-bottom: 2px solid var(--color-border);
    background: var(--color-surface);
}

.site-nav {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--space-lg);
    display: flex;
    justify-content: space-between;
    align-items: baseline;
}

.site-nav__brand {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 900;
    color: var(--color-text);
    letter-spacing: -0.03em;
}
.site-nav__brand:hover { text-decoration: none; }

.site-nav__links { display: flex; gap: var(--space-lg); }
.site-nav__links a {
    color: var(--color-text-muted);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}
.site-nav__links a:hover {
    color: var(--color-text);
    text-decoration: none;
}

/* --- Site Content --- */
.site-content {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--space-3xl) var(--space-lg);
    min-height: 60vh;
}

/* --- Site Footer --- */
.site-footer {
    border-top: 1px solid var(--color-border-light);
    padding: var(--space-xl) var(--space-lg);
    text-align: center;
    color: var(--color-text-muted);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

/* --- Post Cards (Homepage) --- */
.post-cards {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.post-card {
    padding: var(--space-xl) 0;
    border-top: 1px solid var(--color-border-light);
}
.post-card:last-child {
    border-bottom: 1px solid var(--color-border-light);
}

.post-card time {
    display: block;
    color: var(--color-text-muted);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: var(--space-xs);
}

.post-card h2 {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 900;
    letter-spacing: -0.03em;
    margin-bottom: var(--space-xs);
    line-height: 1.15;
}
.post-card h2 a { color: var(--color-text); }
.post-card h2 a:hover { text-decoration: underline; }

.post-card p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    font-weight: 500;
    line-height: 1.5;
}

/* --- Pagination --- */
.pagination {
    margin-top: var(--space-2xl);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--color-border-light);
    display: flex;
    justify-content: space-between;
}

.pagination__link {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-text);
}
.pagination__link:hover { text-decoration: underline; }

/* --- Single Post / Page --- */
.post__header {
    margin-bottom: var(--space-2xl);
    padding-bottom: var(--space-xl);
    border-bottom: 1px solid var(--color-border-light);
}
.post__header h1 {
    font-family: var(--font-display);
    font-size: 3.2rem;
    font-weight: 900;
    line-height: 1.05;
    margin-bottom: var(--space-sm);
    letter-spacing: -0.03em;
}
.post__header time {
    color: var(--color-text-muted);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.page h1 {
    font-family: var(--font-display);
    font-size: 3.2rem;
    font-weight: 900;
    line-height: 1.05;
    margin-bottom: var(--space-xl);
    letter-spacing: -0.03em;
}

/* --- Prose (rendered markdown) --- */
.prose h1, .prose h2, .prose h3, .prose h4 {
    font-family: var(--font-display);
    font-weight: 900;
    margin-top: var(--space-2xl);
    margin-bottom: var(--space-md);
    line-height: 1.15;
    letter-spacing: -0.02em;
}
.prose h1 { font-size: 2rem; }
.prose h2 { font-size: 1.65rem; }
.prose h3 { font-size: 1.35rem; }
.prose h4 { font-size: 1.15rem; }
.prose p { margin-bottom: var(--space-lg); }
.prose ul, .prose ol { margin-bottom: var(--space-lg); padding-left: var(--space-xl); }
.prose li { margin-bottom: var(--space-xs); }

.prose blockquote {
    border-left: 3px solid var(--color-text);
    padding: var(--space-sm) var(--space-lg);
    margin: var(--space-xl) 0;
    font-style: italic;
    color: var(--color-text-muted);
}
.prose blockquote p:last-child { margin-bottom: 0; }

.prose code {
    font-family: var(--font-mono);
    font-size: 0.82em;
    background: #f0f0f0;
    padding: 0.15em 0.4em;
}
.prose pre {
    background: #000000;
    color: #e0e0e0;
    padding: var(--space-lg);
    overflow-x: auto;
    margin: var(--space-xl) 0;
    line-height: 1.5;
}
.prose pre code {
    background: none;
    padding: 0;
    font-size: 0.82rem;
    color: inherit;
}
.prose img {
    margin: var(--space-xl) 0;
}
.prose hr {
    border: none;
    height: 1px;
    background: var(--color-border-light);
    margin: var(--space-2xl) 0;
}
.prose table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--space-xl) 0;
    font-size: 0.92rem;
}
.prose th, .prose td {
    padding: var(--space-sm) var(--space-md);
    border-bottom: 1px solid var(--color-border-light);
    text-align: left;
}
.prose th {
    font-weight: 700;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-text-muted);
    border-bottom: 2px solid var(--color-border);
}
.prose a {
    text-decoration: underline;
}

/* --- Admin Navigation --- */
.admin-nav {
    background: #000000;
    color: #ffffff;
    padding: var(--space-sm) var(--space-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.admin-nav__brand {
    font-family: var(--font-display);
    color: #ffffff;
    font-weight: 800;
    font-size: 1rem;
    letter-spacing: -0.02em;
    text-transform: uppercase;
}
.admin-nav__brand:hover { color: #ffffff; text-decoration: none; }
.admin-nav__links { display: flex; gap: var(--space-md); align-items: center; }
.admin-nav__links a {
    color: #999999;
    font-size: 0.82rem;
    font-weight: 500;
}
.admin-nav__links a:hover { color: #ffffff; text-decoration: none; }

/* --- Admin Content --- */
.admin-content {
    max-width: 72rem;
    margin: 0 auto;
    padding: var(--space-xl) var(--space-lg);
}

/* --- Login --- */
.login-container {
    max-width: 22rem;
    margin: var(--space-3xl) auto;
}
.login-container h1 {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.6rem;
    letter-spacing: -0.03em;
    text-transform: uppercase;
    margin-bottom: var(--space-lg);
}

/* --- Forms --- */
.form__group { margin-bottom: var(--space-md); }
.form__group label {
    display: block;
    margin-bottom: var(--space-xs);
    font-weight: 700;
    font-size: 0.72rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-text-muted);
}
.form__group input,
.form__group textarea,
.form__group select {
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    border: 1px solid var(--color-border-light);
    font-family: inherit;
    font-size: 0.95rem;
    line-height: 1.5;
    background: var(--color-surface);
    color: var(--color-text);
}
.form__group input:focus,
.form__group textarea:focus,
.form__group select:focus {
    outline: none;
    border-color: var(--color-text);
}

/* --- Buttons --- */
.btn {
    display: inline-block;
    padding: var(--space-sm) var(--space-lg);
    border: none;
    font-family: inherit;
    font-size: 0.75rem;
    font-weight: 700;
    cursor: pointer;
    text-decoration: none;
    line-height: 1.5;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}
.btn:hover { text-decoration: none; }
.btn--primary { background: #000000; color: #ffffff; }
.btn--primary:hover { background: #222222; color: #ffffff; }
.btn--secondary { background: #ffffff; color: #000000; border: 1px solid #000000; }
.btn--secondary:hover { background: #f0f0f0; }
.btn--danger { background: #000000; color: #ffffff; }
.btn--danger:hover { background: #333333; color: #ffffff; }
.btn--small { padding: var(--space-xs) var(--space-sm); font-size: 0.68rem; }
.btn-link {
    background: none;
    border: none;
    color: #999999;
    cursor: pointer;
    font-family: inherit;
    font-size: 0.82rem;
    font-weight: 500;
}
.btn-link:hover { color: #ffffff; }

/* --- Alerts --- */
.alert {
    padding: var(--space-sm) var(--space-md);
    margin-bottom: var(--space-md);
    font-size: 0.9rem;
    border: 1px solid var(--color-border);
}
.alert--error {
    background: #f5f5f5;
    color: var(--color-text);
}
.alert--success {
    background: #f5f5f5;
    color: var(--color-text);
    border: 1px solid var(--color-border-light);
}

/* --- Badges --- */
.badge {
    display: inline-block;
    padding: 0.1em 0.5em;
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}
.badge--draft {
    background: transparent;
    color: var(--color-text-muted);
    border: 1px solid var(--color-border-light);
}
.badge--published {
    background: #000000;
    color: #ffffff;
}

/* --- Dashboard --- */
.dashboard h1 {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.6rem;
    letter-spacing: -0.02em;
    text-transform: uppercase;
    margin-bottom: var(--space-lg);
}
.dashboard h2 {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.2rem;
    letter-spacing: -0.01em;
    margin-bottom: var(--space-md);
}
.dashboard__stats { display: flex; gap: var(--space-md); margin-bottom: var(--space-lg); }
.stat-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border-light);
    padding: var(--space-md) var(--space-lg);
    text-align: center;
}
.stat-card__value {
    display: block;
    font-family: var(--font-display);
    font-size: 2.2rem;
    font-weight: 800;
}
.stat-card__label {
    color: var(--color-text-muted);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}
.dashboard__actions { display: flex; gap: var(--space-sm); margin-bottom: var(--space-xl); }

/* --- Admin Posts --- */
.admin-posts h1,
.admin-posts__header h1 {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.6rem;
    letter-spacing: -0.02em;
    text-transform: uppercase;
}
.admin-posts__header { display: flex; justify-content: space-between; align-items: center; margin-bottom: var(--space-lg); }
.admin-posts__filters { display: flex; gap: var(--space-md); margin-bottom: var(--space-lg); }
.admin-posts__filters a {
    color: var(--color-text-muted);
    padding-bottom: 2px;
    font-size: 0.82rem;
    font-weight: 600;
}
.admin-posts__filters a.active { color: var(--color-text); border-bottom: 2px solid var(--color-text); }

/* --- Table --- */
.table { width: 100%; border-collapse: collapse; }
.table th, .table td { padding: var(--space-sm) var(--space-md); text-align: left; border-bottom: 1px solid var(--color-border-light); }
.table th {
    font-weight: 700;
    color: var(--color-text-muted);
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    border-bottom: 2px solid var(--color-border);
}
.table td { font-size: 0.92rem; }

/* --- Editor --- */
.editor-page h1 {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.6rem;
    letter-spacing: -0.02em;
    text-transform: uppercase;
    margin-bottom: var(--space-lg);
}
.editor-form { display: grid; grid-template-columns: 1fr 280px; gap: var(--space-xl); }
.editor-form__main { order: -1; }
.editor-form__sidebar { display: flex; flex-direction: column; gap: var(--space-sm); }
.editor-form__actions { display: flex; gap: var(--space-sm); margin-top: var(--space-md); }

/* --- Images --- */
.admin-images h1 {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.6rem;
    letter-spacing: -0.02em;
    text-transform: uppercase;
}
.admin-images__header { display: flex; justify-content: space-between; align-items: center; margin-bottom: var(--space-lg); flex-wrap: wrap; gap: var(--space-md); }
.upload-form { display: flex; gap: var(--space-sm); align-items: center; }
.upload-form input[type="file"] { font-size: 0.82rem; }
.upload-form input[type="text"] {
    width: 200px;
    padding: var(--space-xs) var(--space-sm);
    border: 1px solid var(--color-border-light);
    font-family: inherit;
    font-size: 0.9rem;
}
.upload-form input[type="text"]:focus {
    outline: none;
    border-color: var(--color-text);
}

.image-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: var(--space-md); }
.image-card {
    border: 1px solid var(--color-border-light);
    overflow: hidden;
    background: var(--color-surface);
}
.image-card img { width: 100%; height: 150px; object-fit: cover; }
.image-card__info { padding: var(--space-sm); }
.image-card__name { display: block; font-size: 0.72rem; color: var(--color-text-muted); margin-bottom: var(--space-xs); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.image-card__markdown {
    display: block;
    font-size: 0.68rem;
    font-family: var(--font-mono);
    background: #f0f0f0;
    padding: var(--space-xs);
    margin-bottom: var(--space-xs);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    cursor: pointer;
}

/* --- Post List (Dashboard) --- */
.post-list { list-style: none; }
.post-list__item {
    padding: var(--space-sm) 0;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    border-bottom: 1px solid var(--color-border-light);
}
.post-list__item:last-child { border-bottom: none; }

/* --- Responsive --- */
@media (max-width: 768px) {
    html { font-size: 17px; }
    .site-nav { padding: var(--space-sm) var(--space-md); }
    .site-content { padding: var(--space-xl) var(--space-md); }
    .post-card h2 { font-size: 1.5rem; }
    .post__header h1 { font-size: 2.4rem; }
    .page h1 { font-size: 2.4rem; }
    .editor-form { grid-template-columns: 1fr; }
    .editor-form__main { order: 0; }
    .admin-images__header { flex-direction: column; align-items: flex-start; }
    .upload-form { flex-wrap: wrap; }
}