/* ============================================
   Project Detail Page
   Shared layout for every pages/projects/<slug>.html.
   Uses tokens from general.css; dark-mode safe.
   ============================================ */

/* Reading progress bar (created by project-detail.js, fixed at the very top). */
.reading-progress-bar {
    position: fixed;
    top: 0;
    left: 0;
    height: 4px;
    width: 0%;
    z-index: 1100;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transition: width 0.15s ease-out;
}

.project-detail-page {
    /* clear the fixed header, then breathe */
    padding-top: 120px;
    padding-bottom: var(--space-9, 80px);
}

/* The article is the real content column — centered with comfortable measure. */
.project-detail {
    max-width: 820px;
    margin: 0 auto;
    width: 100%;
}

/* Back link */
.project-detail .btn-back {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    margin-bottom: var(--space-6, 32px);
    transition: color 0.2s ease, gap 0.2s ease;
}

.project-detail .btn-back:hover {
    color: var(--primary-color);
    gap: 12px;
}

/* Header: title + tagline + tech badges + action buttons */
.project-detail-header {
    margin-bottom: var(--space-7, 48px);
}

.project-detail-header h1 {
    font-family: 'Syne', 'Inter', sans-serif;
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    line-height: 1.1;
    color: var(--text-strong);
    margin-bottom: 12px;
}

.project-detail-tagline {
    font-size: var(--font-size-lg);
    color: var(--text-body);
    line-height: var(--line-height-relaxed);
    margin-bottom: 20px;
    max-width: 60ch;
}

.project-detail-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 24px;
}

.project-detail-badges .project-tag {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    border-radius: 6px;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    background: var(--bg-alt);
    border: 1px solid var(--border);
    color: var(--text-sub);
}

.project-detail-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

/* Stat pills row: Role · Timeline · Status */
.project-detail-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin: var(--space-7, 48px) 0;
    padding: var(--space-5, 24px) 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.project-stat {
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 140px;
}

.project-stat .stat-label {
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    font-weight: var(--font-weight-semibold);
}

.project-stat .stat-value {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-bold);
    color: var(--text-strong);
}

/* Body sections */
.project-detail-section {
    margin-bottom: var(--space-7, 48px);
}

.project-detail-section h2 {
    font-family: 'Syne', 'Inter', sans-serif;
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--text-strong);
    margin-bottom: 16px;
}

.project-detail-section p,
.project-detail-section li {
    font-size: var(--font-size-base);
    line-height: var(--line-height-relaxed);
    color: var(--text-body);
}

.project-detail-section ul {
    list-style: none;
    display: grid;
    gap: 12px;
}

.project-detail-section ul li {
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.project-detail-section ul li i {
    color: var(--primary-color);
    margin-top: 4px;
    flex-shrink: 0;
}

/* "Coming soon" placeholder block (screenshots / content the owner will add) */
.project-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    text-align: center;
    padding: var(--space-9, 80px) var(--space-5, 24px);
    background: var(--bg-alt);
    border: 1px dashed var(--border);
    border-radius: var(--border-radius);
    color: var(--text-muted);
}

.project-placeholder i {
    font-size: 2rem;
    color: var(--text-dim);
}

.project-placeholder strong {
    color: var(--text-sub);
    font-size: var(--font-size-lg);
}

.project-placeholder span {
    font-size: var(--font-size-sm);
    max-width: 40ch;
}

/* Reward callout — gives the reader something for reaching the end.
   Shared visual style with the blog/event reward (.reward-callout in general.css). */

/* Prev / next pagination */
.project-detail-nav {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    margin-top: var(--space-8, 64px);
    padding-top: var(--space-5, 24px);
    border-top: 1px solid var(--border);
}

.project-detail-nav a {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--text-sub);
    font-weight: var(--font-weight-semibold);
    transition: color 0.2s ease, gap 0.2s ease;
}

.project-detail-nav a:hover {
    color: var(--primary-color);
}

.project-detail-nav a.prev:hover { gap: 12px; }
.project-detail-nav a.next:hover { gap: 12px; }

/* More Projects list — mirrors blog "More to Read" pattern */
.more-posts {
    margin: 60px 0 20px;
}

.more-posts__heading {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--border);
}

.more-posts__list {
    display: flex;
    flex-direction: column;
}

.more-posts__item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 18px 0;
    border-bottom: 1px solid var(--border);
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

.more-posts__body {
    flex: 1;
    min-width: 0;
}

.more-posts__title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--fg-base);
    margin-bottom: 5px;
    transition: color 0.2s ease;
    line-height: 1.4;
}

.more-posts__hook {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.55;
    margin: 0;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.more-posts__arrow {
    flex-shrink: 0;
    color: var(--text-muted);
    font-size: 0.85rem;
    transition: transform 0.2s ease, color 0.2s ease;
}

a.more-posts__item:hover .more-posts__title {
    color: var(--primary-color);
}

a.more-posts__item:hover .more-posts__arrow {
    transform: translateX(5px);
    color: var(--primary-color);
}

.more-posts__item--current {
    cursor: default;
    opacity: 0.55;
}

.more-posts__item--current .more-posts__title {
    color: var(--primary-color);
}

.more-posts__current-badge {
    flex-shrink: 0;
    font-size: var(--font-size-xs);
    font-weight: 500;
    color: var(--primary-color);
    background: color-mix(in srgb, var(--primary-color) 10%, transparent);
    padding: 2px 8px;
    border-radius: 99px;
}

@media (max-width: 576px) {
    .project-detail-page { padding-top: 100px; }
    .project-detail-actions .btn { flex: 1; }
    .project-detail-header h1 { font-size: clamp(1.6rem, 7vw, 2.2rem); }
    .project-detail-stats { gap: 18px 24px; }
    .project-stat { min-width: 0; flex: 1 1 40%; }
    .more-posts { margin: 48px 0 16px; }
}