:root {
    --bg-color: #0a0a0a;
    /* True Deep Black */
    --text-primary: #ededed;
    /* Neutral white/grey */
    --text-secondary: #a1a1a1;
    /* Neutral medium grey */
    --accent-color: #ffffff;
    /* Clean White */
    --border-color: #262626;
    /* Neutral 800/dark grey for borders */
    --surface-hover: #171717;
    /* Very subtle grey for hover */
    --font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-family);
    margin: 0;
    padding: 0;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 800px;
    /* Narrower for better focus */
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header */
header {
    text-align: center;
    padding: 3rem 0 1rem;
}

.logo {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--text-primary);
    text-decoration: none;
    letter-spacing: -0.01em;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

/* Search bar - more minimalist */
.search-container {
    max-width: 500px;
    margin: 2rem auto 4rem;
    position: relative;
}

.search-input {
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--border-color);
    border-radius: 0;
    padding: 0.5rem 0;
    color: var(--text-primary);
    font-size: 0.95rem;
    outline: none;
    transition: border-color 0.2s;
}

.search-input:focus {
    border-color: var(--accent-color);
}

.search-input::placeholder {
    color: #404040;
    /* Neutral 700 */
}

/* Post List - Improved differentiation */
.post-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.post-card {
    background: transparent;
    border: 1px solid transparent;
    border-radius: 6px;
    padding: 1rem;
    margin: 1rem 0rem;
    transition: background-color 0.1s, border-color 0.1s;
    /* border-bottom: 1px solid var(--border-color);
     Subtle line between posts */
}

.post-card:last-child {
    border-bottom: none;
}

.post-card:hover {
    background-color: var(--surface-hover);
    border-color: var(--border-color);
}

.post-title {
    color: var(--text-primary);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    display: -webkit-box;
    line-clamp: 1;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.post-summary {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-bottom: 0.75rem;
    display: -webkit-box;
    line-clamp: 2;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.tags {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.tag-pill {
    color: var(--text-secondary);
    font-size: 0.8rem;
    text-transform: lowercase;
}

.tag-pill::before {
    content: '#';
    margin-right: 1px;
}

.post-date {
    color: #525252;
    /* Neutral 600 */
    font-size: 0.85rem;
    margin-bottom: 0.2rem;
    display: block;
}

/* Post Detail View */
.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    margin-top: 4rem;
    margin-bottom: 2rem;
    transition: color 0.2s;
}

.back-link:hover {
    color: var(--text-primary);
}

.post-detail h1 {
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: -0.04em;
    margin-bottom: 1.5rem;
}

.post-content {
    font-size: 1.125rem;
    color: #d1d5db;
    /* Neutral 300 */
}

/* Blazor Defaults */
h1:focus {
    outline: none;
}

.valid.modified:not([type=checkbox]) {
    outline: 1px solid #26b050;
}

.invalid {
    outline: 1px solid #e50000;
}

.validation-message {
    color: #e50000;
}