/* Project Detail Page Styles - Human-Crafted Warm Amber & Obsidian */

:root {
    --primary: var(--accent, #e5a93c);
    --primary-light: var(--accent-hover, #f5be57);
    --primary-dark: var(--accent-dark, #b88226);
    --gradient-primary: linear-gradient(135deg, #e5a93c, #f5be57);
    --gradient-dark: linear-gradient(135deg, #0c0e12, #161b24);
}

.project-hero {
    padding-top: 120px;
    padding-bottom: 3.5rem;
    background: var(--bg-secondary);
    position: relative;
    overflow: hidden;
    border-bottom: 1px solid var(--border-subtle);
}

.project-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(229, 169, 60, 0.08), transparent 60%);
    pointer-events: none;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    margin-bottom: 1.5rem;
    transition: var(--transition-base);
    font-family: var(--font-mono, monospace);
    font-size: 0.88rem;
}

.back-link:hover {
    color: var(--accent, #e5a93c);
    transform: translateX(-4px);
}

.project-hero-content {
    position: relative;
    z-index: 1;
}

.project-hero h1 {
    font-size: clamp(2.4rem, 5vw, 3.8rem);
    margin-bottom: 0.75rem;
    color: var(--text-primary);
    font-family: var(--font-heading, sans-serif);
    font-weight: 800;
    letter-spacing: -0.03em;
}

.project-tagline {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    max-width: 750px;
}

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

.meta-item {
    background: var(--bg-tertiary);
    padding: 0.4rem 0.9rem;
    border-radius: var(--radius-sm, 6px);
    font-size: 0.84rem;
    border: 1px solid var(--border-medium);
    font-family: var(--font-mono, monospace);
    color: var(--text-secondary);
}

/* Project Notice Banner */
.project-notice {
    padding: 1.5rem 0;
    background: var(--bg-primary);
}

.notice-banner {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    background: var(--bg-secondary);
    border: 1px solid var(--accent-border, rgba(229, 169, 60, 0.25));
    border-radius: var(--radius-md, 10px);
    padding: 1.25rem;
    max-width: 900px;
    margin: 0 auto;
}

.notice-icon {
    font-size: 2rem;
    flex-shrink: 0;
    color: var(--accent, #e5a93c);
}

.notice-content h3 {
    font-size: 1.15rem;
    margin-bottom: 0.35rem;
    color: var(--text-primary);
    font-family: var(--font-heading, sans-serif);
}

.notice-content p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.6;
}

.project-details {
    padding: 4.5rem 0;
}

.details-grid {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 3rem;
}

.details-main h2 {
    font-size: 1.85rem;
    margin-bottom: 1.25rem;
    color: var(--text-primary);
    font-family: var(--font-heading, sans-serif);
}

.details-main h3 {
    font-size: 1.35rem;
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-family: var(--font-heading, sans-serif);
}

.details-main p {
    color: var(--text-secondary);
    line-height: 1.75;
    margin-bottom: 1.25rem;
    font-size: 1rem;
}

.feature-list {
    list-style: none;
    padding: 0;
    margin: 1.5rem 0;
}

.feature-list li {
    padding: 1rem;
    margin-bottom: 0.75rem;
    background: var(--bg-secondary);
    border-radius: var(--radius-md, 10px);
    border-left: 3px solid var(--accent, #e5a93c);
    color: var(--text-secondary);
    line-height: 1.6;
}

.feature-list strong {
    color: var(--text-primary);
    display: block;
    margin-bottom: 0.25rem;
}

.tech-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.25rem;
    margin: 1.75rem 0;
}

.tech-card {
    background: var(--bg-secondary);
    padding: 1.25rem;
    border-radius: var(--radius-md, 10px);
    border: 1px solid var(--border-medium);
    transition: var(--transition-base);
}

.tech-card:hover {
    border-color: var(--accent, #e5a93c);
    transform: translateY(-3px);
}

.tech-card h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--accent, #e5a93c);
    font-family: var(--font-heading, sans-serif);
}

.tech-card p {
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.6;
    font-size: 0.9rem;
}

.details-sidebar {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.sidebar-card {
    background: var(--bg-secondary);
    padding: 1.5rem;
    border-radius: var(--radius-lg, 14px);
    border: 1px solid var(--border-medium);
    position: sticky;
    top: 95px;
}

.sidebar-card h3 {
    font-size: 1.2rem;
    margin-bottom: 1.25rem;
    color: var(--text-primary);
    font-family: var(--font-heading, sans-serif);
}

.info-item {
    display: flex;
    justify-content: space-between;
    padding: 0.65rem 0;
    border-bottom: 1px solid var(--border-subtle);
    font-size: 0.88rem;
}

.info-item:last-child {
    border-bottom: none;
}

.info-label {
    color: var(--text-muted);
}

.info-value {
    color: var(--text-primary);
    font-weight: 600;
}

.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tech-badge {
    background: var(--bg-tertiary);
    color: var(--accent, #e5a93c);
    border: 1px solid var(--border-subtle);
    padding: 0.35rem 0.75rem;
    border-radius: var(--radius-sm, 6px);
    font-size: 0.82rem;
    font-family: var(--font-mono, monospace);
    font-weight: 500;
}

.learning-list {
    list-style: none;
    padding: 0;
}

.learning-list li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: 1.5rem;
    font-size: 0.92rem;
}

.learning-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent, #e5a93c);
    font-weight: bold;
}

.related-projects {
    background: var(--bg-secondary);
    padding: 4rem 0;
    border-top: 1px solid var(--border-subtle);
}

.related-projects h2 {
    text-align: center;
    font-size: 1.85rem;
    margin-bottom: 2.5rem;
    font-family: var(--font-heading, sans-serif);
    color: var(--text-primary);
}

.related-projects .projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.related-card {
    background: var(--bg-tertiary);
    padding: 1.5rem;
    border-radius: var(--radius-md, 10px);
    border: 1px solid var(--border-subtle);
    text-decoration: none;
    transition: var(--transition-base);
}

.related-card:hover {
    border-color: var(--accent, #e5a93c);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.related-card h3 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-size: 1.15rem;
    font-family: var(--font-heading, sans-serif);
}

.related-card p {
    color: var(--text-secondary);
    margin: 0;
    font-size: 0.88rem;
    line-height: 1.5;
}

/* Responsive Design */
@media (max-width: 968px) {
    .details-grid {
        grid-template-columns: 1fr;
    }

    .sidebar-card {
        position: static;
    }
}

@media (max-width: 768px) {
    .project-hero {
        padding-top: 100px;
    }

    .tech-highlights {
        grid-template-columns: 1fr;
    }

    .notice-banner {
        flex-direction: column;
        text-align: center;
    }
}