/* Project Detail Page Specific Styles */

/* Main Content */
.project-detail-main {
    padding: calc(var(--grid-inset) * 2) calc(var(--grid-inset) + 30px) var(--grid-inset) calc(var(--grid-inset) + 30px);
    min-height: 100vh;
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
}

/* Hero Section */
.project-detail-hero {
    margin-bottom: 3rem;
    animation: slideUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) 0.2s both;
}

.project-detail-title {
    font-family: var(--font-serif);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 400;
    line-height: 1.1;
    margin: 0 0 1rem 0;
    color: var(--color-text-primary);
    position: relative;
}

.project-detail-title--italic {
    font-style: italic;
}

.project-detail-subtitle {
    font-family: var(--font-mono);
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    margin: 0;
    letter-spacing: 0.02em;
}

/* Hero Image Section */
.project-detail-image {
    margin-bottom: 4rem;
    animation: fadeIn 0.8s cubic-bezier(0.4, 0, 0.2, 1) 0.4s both;
}

.project-detail-image__placeholder {
    width: 100%;
    height: 400px;
    background: var(--color-box-bg);
    border: 1px solid var(--color-box-stroke);
    border-radius: var(--border-radius);
    transition: all var(--transition-base);
}

/* Content */
.project-detail-content {
    max-width: 900px;
    margin: 0 auto;
    animation: fadeIn 0.8s cubic-bezier(0.4, 0, 0.2, 1) 0.6s both;
}

.content-section {
    margin-bottom: 3rem;
}

.content-title {
    font-family: var(--font-serif);
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 400;
    color: var(--color-text-primary);
    margin: 0 0 1.5rem 0;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid rgba(230, 230, 230, 0.1);
}

.content-text {
    font-family: var(--font-mono);
    font-size: 1rem;
    line-height: 1.8;
    color: var(--color-text-secondary);
    margin: 0 0 1rem 0;
}

/* Tech Stack Grid */
.tech-stack-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 1.5rem;
}

.tech-stack-category {
    padding: 1.5rem;
    background: rgba(26, 26, 26, 0.5);
    border: 1px solid rgba(230, 230, 230, 0.1);
    border-radius: 12px;
}

.tech-stack-label {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    color: var(--color-text-primary);
    margin: 0 0 1rem 0;
}

.tech-stack-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.tech-stack-list li {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
}

.tech-stack-list li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: rgba(230, 230, 230, 0.3);
}

/* Phase Grid */
.phase-grid {
    display: grid;
    gap: 2rem;
    margin-top: 1.5rem;
}

.phase-item {
    padding: 1.5rem;
    background: rgba(26, 26, 26, 0.3);
    border-left: 2px solid rgba(230, 230, 230, 0.2);
    padding-left: 2rem;
}

.phase-title {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    color: var(--color-text-primary);
    margin: 0 0 1rem 0;
}

.phase-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.phase-list li {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    margin-bottom: 0.75rem;
    line-height: 1.6;
}

/* Timeline Grid */
.timeline-grid {
    display: grid;
    gap: 2rem;
    margin-top: 1.5rem;
}

.timeline-item {
    padding: 1.5rem;
    border-left: 2px solid rgba(230, 230, 230, 0.15);
    padding-left: 2rem;
}

.timeline-period {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    color: var(--color-text-primary);
    margin: 0 0 1rem 0;
    font-style: italic;
}

.timeline-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.timeline-list li {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    margin-bottom: 0.75rem;
    line-height: 1.6;
}

/* Challenges Grid */
.challenges-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 1.5rem;
}

.challenge-category {
    padding: 1.5rem;
    background: rgba(26, 26, 26, 0.3);
    border: 1px solid rgba(230, 230, 230, 0.08);
    border-radius: 12px;
}

.challenge-label {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    color: var(--color-text-primary);
    margin: 0 0 1rem 0;
}

.challenge-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.challenge-list li {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-bottom: 0.75rem;
    line-height: 1.6;
    padding-left: 1.5rem;
    position: relative;
}

.challenge-list li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: rgba(230, 230, 230, 0.3);
}

/* Objectives Grid */
.objectives-grid {
    display: grid;
    gap: 2rem;
    margin-top: 1.5rem;
}

.objective-item {
    padding: 1.5rem;
    background: rgba(26, 26, 26, 0.2);
    border: 1px solid rgba(230, 230, 230, 0.06);
    border-radius: 12px;
}

.objective-title {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    color: var(--color-text-primary);
    margin: 0 0 1rem 0;
}

.objective-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.objective-list li {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-bottom: 0.75rem;
    line-height: 1.6;
    padding-left: 1.5rem;
    position: relative;
}

.objective-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: rgba(230, 230, 230, 0.25);
}

/* Animations */
@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive */
@media (max-width: 768px) {
    .project-detail-main {
        padding: calc(var(--grid-inset-tablet) * 2) calc(var(--grid-inset-tablet) + 30px) var(--grid-inset-tablet) calc(var(--grid-inset-tablet) + 30px);
    }

    .tech-stack-grid,
    .challenges-grid {
        grid-template-columns: 1fr;
    }

    .project-detail-image__placeholder {
        height: 250px;
    }

    .content-title {
        font-size: clamp(1.5rem, 3vw, 2rem);
    }
}