/* ============================================
   Project Details Page - Styles
   ============================================ */

/* ============================================
   Project Hero Section
   ============================================ */

.project-hero {
    position: relative;
    padding: calc(var(--nav-height) + var(--spacing-3xl)) 0 var(--spacing-4xl);
    overflow: hidden;
    min-height: 50vh;
    display: flex;
    align-items: center;
}

.project-hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.project-hero-bg .hero-gradient {
    position: absolute;
    inset: 0;
    background: var(--gradient-hero);
}

.project-hero-bg .hero-pattern {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(var(--color-primary) 1px, transparent 1px);
    background-size: 32px 32px;
    opacity: 0.03;
}

.project-hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.project-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--color-primary-subtle);
    border: 1px solid var(--color-primary);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xl);
}

.project-badge svg {
    width: 18px;
    height: 18px;
}

.project-title {
    font-family: var(--font-serif);
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.project-subtitle {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto var(--spacing-2xl);
    line-height: 1.7;
}

/* Project Stats */
.project-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.stat-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg) var(--spacing-xl);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.stat-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary-subtle);
    border-radius: var(--radius-lg);
}

.stat-icon svg {
    width: 24px;
    height: 24px;
    color: var(--color-primary);
}

.stat-info {
    display: flex;
    flex-direction: column;
}

.stat-value {
    font-size: var(--text-2xl);
    font-weight: 500;
    color: var(--color-text);
    line-height: 1.2;
}

.stat-label {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}

/* Project dates under stats */
.project-dates {
    margin-top: var(--spacing-lg);
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    font-family: var(--font-mono);
    letter-spacing: 0.02em;
}

/* ============================================
   Latest Sprint Section
   ============================================ */

.latest-sprint-section {
    padding: var(--spacing-3xl) 0 var(--spacing-2xl);
    background: var(--color-bg);
}

.sprint-card {
    background: var(--color-surface);
    border: 2px solid var(--color-primary);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    margin-bottom: var(--spacing-lg);
    position: relative;
    overflow: hidden;
}

.sprint-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
}

.prev-sprint-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
}

.prev-sprint-card .sprint-title {
    font-size: var(--text-lg);
}

.sprint-header {
    margin-bottom: var(--spacing-xl);
}

.prev-sprint-card .sprint-header {
    margin-bottom: var(--spacing-md);
}

.sprint-badge-row {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.sprint-live-badge {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--color-primary);
    color: #12181a;
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    animation: pulse-badge 2s infinite;
}

@keyframes pulse-badge {
    0%, 100% { box-shadow: 0 0 0 0 rgba(80, 232, 192, 0.4); }
    50% { box-shadow: 0 0 0 8px rgba(80, 232, 192, 0); }
}

.sprint-prev-badge {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--color-bg-muted);
    color: var(--color-text-secondary);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.sprint-date {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text-secondary);
    font-family: var(--font-mono);
}

.sprint-title {
    font-family: var(--font-serif);
    font-size: var(--text-2xl);
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
}

.sprint-subtitle {
    font-size: var(--text-base);
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.sprint-stats-row {
    display: flex;
    gap: var(--spacing-xl);
    padding: var(--spacing-lg) 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.prev-sprint-card .sprint-stats-row {
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-md) 0;
}

.sprint-stat {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.sprint-stat-value {
    font-size: var(--text-xl);
    font-weight: 500;
    color: var(--color-primary);
    font-family: var(--font-mono);
}

.sprint-stat-label {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.sprint-deliverables {
    margin-top: var(--spacing-lg);
}

.sprint-deliverables-title {
    font-size: var(--text-base);
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.sprint-deliverables-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-sm);
}

.sprint-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
}

.sprint-item-icon {
    flex-shrink: 0;
    padding: 2px var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 10px;
    font-weight: 500;
    letter-spacing: 0.05em;
    margin-top: 2px;
}

.sprint-item-icon.new {
    background: var(--color--lemongrass, rgba(80, 232, 192, 0.1));
    color: var(--color--mossroot, #50e8c0);
}

.sprint-item-icon.fix {
    background: rgba(212, 168, 75, 0.12);
    color: var(--color-warning, #d4a84b);
}

.sprint-item-content {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.sprint-item-content strong {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text);
}

.sprint-item-content span {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    line-height: 1.4;
}

.sprint-summary-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.sprint-summary-list span {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    color: var(--color-text-secondary);
}

/* ============================================
   Features Section
   ============================================ */

.features-section {
    padding: var(--spacing-4xl) 0;
    background: var(--color-bg-alt);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.feature-card {
    position: relative;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: all var(--transition-base);
    overflow: hidden;
}

.feature-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-elevated);
    border-color: var(--color-primary);
}

.feature-card.completed {
    border-left: 4px solid var(--color-success);
}

.feature-status {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--color-success);
    color: #12181a;
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-md);
}

.feature-status svg {
    width: 12px;
    height: 12px;
}

.feature-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
}

.feature-icon svg {
    width: 28px;
    height: 28px;
    color: #12181a;
}

/* Feature icon variations -- Deep Iron palette */
.feature-icon.homepage { background: var(--color--seedgreen, #50e8c0); }
.feature-icon.products { background: var(--color--mossroot, #50e8c0); }
.feature-icon.cart { background: var(--color--seedgreen-card, #40d0a8); }
.feature-icon.themes { background: var(--color--olivegreen, #506460); }
.feature-icon.classroom { background: var(--color--seedgreen, #50e8c0); }
.feature-icon.lab3d { background: var(--color--mossroot, #50e8c0); }
.feature-icon.lab2d { background: var(--color--seedgreen-card, #40d0a8); }
.feature-icon.ruins { background: var(--color--olivegreen, #506460); }
.feature-icon.blog { background: var(--color--mossroot, #50e8c0); }
.feature-icon.seo { background: var(--color--seedgreen, #50e8c0); }
.feature-icon.mobile { background: var(--color--seedgreen-card, #40d0a8); }
.feature-icon.design { background: var(--color--mossroot, #50e8c0); }
.feature-icon.darkmode { background: var(--color--seedgreen, #50e8c0); }
.feature-icon.funnel { background: var(--color--olivegreen, #506460); }
.feature-icon.agegate { background: var(--color-error, #c45c4b); }
.feature-icon.contact { background: var(--color--seedgreen-card, #40d0a8); }
.feature-icon.research { background: var(--color--mossroot, #50e8c0); }
.feature-icon.classroom-hubs { background: var(--color--seedgreen, #50e8c0); }
.feature-icon.articles { background: var(--color--seedgreen-card, #40d0a8); }
.feature-icon.product-pages { background: var(--color--olivegreen, #506460); }
.feature-icon.analytics { background: var(--color--mossroot, #50e8c0); }

.feature-title {
    font-size: var(--text-xl);
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.feature-desc {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.feature-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.tag {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--color-bg-muted);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: 500;
    color: var(--color-text-secondary);
}

/* ============================================
   Timeline Section
   ============================================ */

.timeline-section {
    padding: var(--spacing-4xl) 0;
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding-left: var(--spacing-2xl);
}

.timeline::before {
    content: '';
    position: absolute;
    left: 8px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--color-primary), var(--color-primary-light), var(--color-border));
}

.timeline-item {
    position: relative;
    padding-bottom: var(--spacing-2xl);
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-marker {
    position: absolute;
    left: calc(-1 * var(--spacing-2xl) + 2px);
    top: 4px;
    width: 14px;
    height: 14px;
    background: var(--color-surface);
    border: 3px solid var(--color-primary);
    border-radius: 50%;
    z-index: 1;
}

.timeline-item.current .timeline-marker {
    background: var(--color-primary);
    box-shadow: 0 0 0 4px var(--color-primary-subtle);
    animation: pulse-marker 2s infinite;
}

@keyframes pulse-marker {
    0%, 100% { box-shadow: 0 0 0 4px var(--color-primary-subtle); }
    50% { box-shadow: 0 0 0 8px rgba(80, 232, 192, 0.1); }
}

.timeline-content {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    transition: all var(--transition-base);
}

.timeline-item:hover .timeline-content {
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

.timeline-item.current .timeline-content {
    border-color: var(--color-primary);
    background: var(--color-primary-subtle);
}

.timeline-date {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--color-primary);
    color: #12181a;
    border-radius: var(--radius-md);
    font-size: var(--text-xs);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-sm);
}

.timeline-title {
    font-size: var(--text-lg);
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
}

.timeline-desc {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-sm);
}

.timeline-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.timeline-hash {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    background: var(--color-bg-muted);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
}

.timeline-effort {
    font-size: var(--text-xs);
    color: var(--color-primary);
    font-weight: 500;
    background: var(--color-primary-subtle);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
}

/* ============================================
   Roadmap / Kanban Section
   ============================================ */

.roadmap-section {
    padding: var(--spacing-4xl) 0;
    background: var(--color-bg-alt);
}

.kanban-board {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
    overflow-x: auto;
    padding-bottom: var(--spacing-md);
}

.kanban-column {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    min-width: 280px;
    display: flex;
    flex-direction: column;
    max-height: 600px;
}

.kanban-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
}

.kanban-header-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.kanban-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
}

.kanban-icon svg {
    width: 18px;
    height: 18px;
}

.kanban-icon.backlog {
    background: #e2e8f0;
    color: #64748b;
}

.kanban-icon.in-progress {
    background: #fef3c7;
    color: #d97706;
}

.kanban-icon.review {
    background: #dbeafe;
    color: #3b82f6;
}

.kanban-icon.done {
    background: var(--color--lemongrass, rgba(80, 232, 192, 0.1));
    color: var(--color--mossroot, #50e8c0);
}

.kanban-header h3 {
    font-size: var(--text-base);
    font-weight: 500;
    color: var(--color-text);
}

.kanban-count {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 24px;
    height: 24px;
    padding: 0 var(--spacing-xs);
    background: var(--color-bg-muted);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: 500;
    color: var(--color-text-secondary);
}

.kanban-cards {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

/* Kanban Cards */
.kanban-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    cursor: grab;
    transition: all var(--transition-base);
}

.kanban-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary);
}

.kanban-card:active {
    cursor: grabbing;
}

.kanban-card.dragging {
    opacity: 0.5;
    transform: rotate(3deg);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.card-title {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text);
    line-height: 1.4;
}

.card-priority {
    flex-shrink: 0;
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.card-priority.high { background: var(--color-error, #c45c4b); }
.card-priority.medium { background: var(--color-warning, #d4a84b); }
.card-priority.low { background: var(--color--mossroot, #50e8c0); }

.card-desc {
    font-size: var(--text-xs);
    color: var(--color-text-secondary);
    line-height: 1.5;
    margin-bottom: var(--spacing-sm);
}

.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-category {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--color-bg-muted);
    border-radius: var(--radius-sm);
    font-size: 10px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
}

.card-category.feature { background: var(--color--foamwhite, #181e20); color: var(--color--seedgreen, #bccac4); }
.card-category.bug { background: rgba(196, 92, 75, 0.1); color: var(--color-error, #c45c4b); }
.card-category.enhancement { background: var(--color--lemongrass, rgba(80, 232, 192, 0.1)); color: var(--color--mossroot, #50e8c0); }
.card-category.docs { background: var(--color--lemongrass, rgba(80, 232, 192, 0.1)); color: var(--color--seedgreen, #bccac4); }
.card-category.design { background: var(--color--foamwhite, #181e20); color: var(--color--olivegreen, #506460); }

.card-actions {
    display: flex;
    gap: var(--spacing-xs);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.kanban-card:hover .card-actions {
    opacity: 1;
}

.card-action-btn {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    color: var(--color-text-muted);
    transition: all var(--transition-fast);
}

.card-action-btn:hover {
    background: var(--color-bg-muted);
    color: var(--color-text);
}

.card-action-btn svg {
    width: 14px;
    height: 14px;
}

/* Add Card Button */
.add-card-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-md);
    margin: var(--spacing-md);
    margin-top: 0;
    border: 2px dashed var(--color-border);
    border-radius: var(--radius-lg);
    color: var(--color-text-muted);
    font-size: var(--text-sm);
    font-weight: 500;
    transition: all var(--transition-base);
}

.add-card-btn:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    background: var(--color-primary-subtle);
}

.add-card-btn svg {
    width: 16px;
    height: 16px;
}

/* ============================================
   Quick Actions Section
   ============================================ */

.actions-section {
    padding: var(--spacing-4xl) 0;
}

.actions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--spacing-lg);
}

.action-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: var(--spacing-2xl);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

.action-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-elevated);
    border-color: var(--color-primary);
}

.action-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    margin-bottom: var(--spacing-lg);
}

.action-icon svg {
    width: 32px;
    height: 32px;
    color: #12181a;
}

.action-card h3 {
    font-size: var(--text-lg);
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
}

.action-card p {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
}

/* ============================================
   Modal Styles
   ============================================ */

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: 1000;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    width: 100%;
    max-width: 480px;
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    transform: scale(0.95) translateY(20px);
    transition: transform var(--transition-base);
}

.modal-overlay.active .modal-content {
    transform: scale(1) translateY(0);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg) var(--spacing-xl);
    border-bottom: 1px solid var(--color-border);
}

.modal-header h3 {
    font-size: var(--text-xl);
    font-weight: 500;
    color: var(--color-text);
}

.modal-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    color: var(--color-text-muted);
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background: var(--color-bg-muted);
    color: var(--color-text);
}

.modal-close svg {
    width: 20px;
    height: 20px;
}

#addTaskForm {
    padding: var(--spacing-xl);
}

#addTaskForm .form-group {
    margin-bottom: var(--spacing-lg);
}

#addTaskForm label {
    display: block;
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
}

#addTaskForm input,
#addTaskForm textarea,
#addTaskForm select {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: var(--text-base);
    color: var(--color-text);
    transition: all var(--transition-fast);
}

#addTaskForm input:focus,
#addTaskForm textarea:focus,
#addTaskForm select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-subtle);
}

#addTaskForm textarea {
    resize: vertical;
    min-height: 80px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border);
    margin-top: var(--spacing-lg);
}

/* ============================================
   Project Footer
   ============================================ */

.project-footer {
    background: var(--color-bg-alt);
    padding: var(--spacing-xl) 0;
}

/* ============================================
   Responsive Styles
   ============================================ */

@media (max-width: 1024px) {
    .kanban-board {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .project-hero {
        padding: calc(var(--nav-height) + var(--spacing-2xl)) 0 var(--spacing-3xl);
        min-height: auto;
    }

    .project-stats {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-sm);
    }

    .stat-card {
        width: 100%;
    }

    .sprint-card {
        padding: var(--spacing-lg);
    }

    .sprint-stats-row {
        gap: var(--spacing-md);
    }

    .sprint-deliverables-grid {
        grid-template-columns: 1fr;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .timeline {
        padding-left: var(--spacing-xl);
    }

    .timeline-marker {
        left: calc(-1 * var(--spacing-xl) + 2px);
    }

    .kanban-board {
        grid-template-columns: 1fr;
    }

    .kanban-column {
        max-height: 400px;
    }

    .actions-grid {
        grid-template-columns: 1fr 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .project-badge {
        font-size: var(--text-xs);
        padding: var(--spacing-xs) var(--spacing-md);
    }

    .project-subtitle {
        font-size: var(--text-base);
    }

    .stat-card {
        padding: var(--spacing-md) var(--spacing-lg);
    }

    .feature-card {
        padding: var(--spacing-lg);
    }

    .actions-grid {
        grid-template-columns: 1fr;
    }

    .action-card {
        padding: var(--spacing-xl);
    }

    .modal-content {
        margin: var(--spacing-md);
    }

    .modal-header {
        padding: var(--spacing-md) var(--spacing-lg);
    }

    #addTaskForm {
        padding: var(--spacing-lg);
    }
}

/* ============================================
   Empty State
   ============================================ */

.empty-state {
    text-align: center;
    padding: var(--spacing-2xl) var(--spacing-lg);
    color: var(--color-text-muted);
}

.empty-state svg {
    width: 48px;
    height: 48px;
    margin-bottom: var(--spacing-md);
    opacity: 0.5;
}

.empty-state p {
    font-size: var(--text-sm);
}

/* ============================================
   Scrollbar Styles
   ============================================ */

.kanban-cards::-webkit-scrollbar {
    width: 6px;
}

.kanban-cards::-webkit-scrollbar-track {
    background: transparent;
}

.kanban-cards::-webkit-scrollbar-thumb {
    background: var(--color-border);
    border-radius: var(--radius-full);
}

.kanban-cards::-webkit-scrollbar-thumb:hover {
    background: var(--color-border-dark);
}

/* ============================================
   Future Vision Section
   ============================================ */

.future-vision-section {
    padding: var(--spacing-4xl) 0;
    background: var(--color-bg-alt, var(--color-bg));
}

.future-vision-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
}

@media (max-width: 768px) {
    .future-vision-grid {
        grid-template-columns: 1fr;
    }
}

.vision-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg, 12px);
    padding: var(--spacing-xl);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
    position: relative;
}

.vision-card:hover {
    border-color: var(--color-primary);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}

.vision-status {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #d97706;
    margin-bottom: var(--spacing-md);
}

.vision-status svg {
    width: 14px;
    height: 14px;
    stroke: #d97706;
}

.vision-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md, 8px);
    background: linear-gradient(135deg, rgba(80, 232, 192, 0.1), rgba(80, 232, 192, 0.05));
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.vision-icon svg {
    width: 24px;
    height: 24px;
    color: var(--color-primary);
}

.vision-title {
    font-family: var(--font-display, 'Inter', sans-serif);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.vision-desc {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
}

.vision-options,
.vision-requirements {
    margin-bottom: var(--spacing-lg);
}

.vision-options h4,
.vision-requirements h4 {
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-sm);
}

.vision-option {
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--color-border);
}

.vision-option:last-child {
    border-bottom: none;
}

.vision-option strong {
    display: block;
    font-size: 0.875rem;
    color: var(--color-text);
    margin-bottom: 2px;
}

.vision-option span {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    line-height: 1.5;
}

.vision-requirements ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.vision-requirements li {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    padding: 4px 0 4px 20px;
    position: relative;
    line-height: 1.5;
}

.vision-requirements li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    border: 2px solid var(--color-primary);
    background: transparent;
}

/* Decision Box */
.vision-decision-box {
    margin-top: var(--spacing-2xl);
    padding: var(--spacing-xl);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg, 12px);
    border-left: 4px solid #d97706;
}

.vision-decision-box h4 {
    font-family: var(--font-display, 'Inter', sans-serif);
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
}

.vision-criteria {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.criteria-item {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    padding: 6px 0 6px 28px;
    position: relative;
}

.criteria-item.pending::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 16px;
    height: 16px;
    border-radius: 4px;
    border: 2px solid var(--color-border-dark, var(--color-border));
    background: transparent;
}