:root {
    --primary: #f8fafc;
    --secondary: #ffffff;
    --accent: #4f46e5;
    --accent-light: #818cf8;
    --accent-hover: #4338ca;
    --highlight: #ec4899;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --planejamento: #8b5cf6;
    --andamento: #0ea5e9;
    --concluido: #22c55e;
    --card-bg: #ffffff;
    --border: #e2e8f0;
    --border-radius: 12px;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.12);
    --transition: 0.2s ease;
    --font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    background-color: var(--primary);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    line-height: 1.5;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
}

.header {
    background-color: var(--secondary);
    border-bottom: 1px solid var(--border);
    padding: 14px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.header .nav {
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: -0.5px;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    padding: 8px 14px;
    border-radius: 8px;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    background: none;
}

.nav-link:hover,
.nav-link.active {
    color: var(--accent);
    background-color: rgba(79, 70, 229, 0.08);
}

.theme-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid var(--border);
    background: var(--secondary);
    color: var(--text-secondary);
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.theme-btn:hover {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}

.main {
    flex: 1;
    padding: 32px 0;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 16px;
}

.page-header h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.btn {
    padding: 10px 18px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.btn-primary {
    background: var(--accent);
    color: white;
}

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: var(--text-secondary);
    color: white;
}

.btn-secondary:hover {
    background: var(--text-primary);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-primary);
}

.btn-outline:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.btn-danger {
    background: var(--danger);
    color: white;
}

.btn-danger:hover {
    background: #dc2626;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.project-card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: var(--transition);
    border: 1px solid var(--border);
}

.project-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-light);
}

.card-header {
    background: linear-gradient(135deg, var(--accent), var(--accent-light));
    padding: 16px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-header h3 {
    font-size: 1rem;
    font-weight: 600;
    color: white;
    margin: 0;
}

.delete-btn {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.1rem;
    padding: 4px 8px;
    opacity: 0.8;
    transition: var(--transition);
    color: white;
}

.delete-btn:hover {
    opacity: 1;
    transform: scale(1.1);
}

.card-body {
    padding: 16px 20px;
}

.descricao {
    color: var(--text-secondary);
    margin-bottom: 12px;
    font-size: 0.9rem;
    line-height: 1.5;
}

.card-footer {
    padding: 12px 20px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-footer .btn {
    width: auto;
    font-size: 0.85rem;
    padding: 8px 14px;
}

.progress-mini {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.progress-mini-bar {
    flex: 1;
    height: 6px;
    background: var(--border);
    border-radius: 3px;
    overflow: hidden;
}

.progress-mini-fill {
    height: 100%;
    background: var(--success);
    border-radius: 3px;
    transition: width 0.3s ease;
}

.add-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 140px;
    border: 2px dashed var(--border);
    background-color: transparent;
    cursor: pointer;
    transition: var(--transition);
    border-radius: var(--border-radius);
}

.add-card:hover {
    border-color: var(--accent);
    background-color: rgba(79, 70, 229, 0.04);
}

.add-icon {
    font-size: 2rem;
    color: var(--text-muted);
    transition: var(--transition);
}

.add-card:hover .add-icon {
    color: var(--accent);
}

.add-card p {
    color: var(--text-muted);
    margin-top: 8px;
    font-size: 0.9rem;
}

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--secondary);
    border-radius: 16px;
    padding: 24px;
    width: 100%;
    max-width: 480px;
    box-shadow: var(--shadow-lg);
    animation: slideIn 0.25s ease;
}

@keyframes slideIn {
    from {
        transform: translateY(-10px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.modal-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
}

.close-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.5rem;
    cursor: pointer;
    line-height: 1;
    transition: var(--transition);
    padding: 4px;
}

.close-btn:hover {
    color: var(--danger);
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--secondary);
    color: var(--text-primary);
    font-size: 0.95rem;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2364748b' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.form-actions {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.form-actions .btn {
    flex: 1;
    justify-content: center;
}

.mapa-container {
    background: var(--secondary);
    border-radius: var(--border-radius);
    border: 1px solid var(--border);
    min-height: 400px;
    position: relative;
    overflow: hidden;
}

.mapa-canvas {
    min-height: 400px;
    position: relative;
}

.mapa-vazio {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 400px;
    color: var(--text-muted);
}

.mapa-legend {
    display: flex;
    gap: 20px;
    padding: 16px;
    border-top: 1px solid var(--border);
    flex-wrap: wrap;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.legend-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.legend-dot.planejamento {
    background: var(--planejamento);
}

.legend-dot.andamento {
    background: var(--andamento);
}

.legend-dot.concluido {
    background: var(--concluido);
}

.node-panel {
    display: none;
    position: fixed;
    top: 0;
    right: -360px;
    width: 100%;
    max-width: 340px;
    height: 100%;
    background: var(--secondary);
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.15);
    z-index: 200;
    transition: right 0.3s ease;
    overflow-y: auto;
}

.node-panel.active {
    display: block;
    right: 0;
}

.panel-content {
    padding: 20px;
}

.panel-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-muted);
    transition: var(--transition);
}

.panel-close:hover {
    color: var(--danger);
}

.panel-header {
    margin-bottom: 20px;
    padding-right: 40px;
}

.panel-header h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.panel-body p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 16px;
    line-height: 1.6;
}

.panel-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.panel-dependencias h4 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.panel-dependencias div {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.panel-actions {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.panel-actions select {
    flex: 1;
    min-width: 120px;
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--secondary);
    color: var(--text-primary);
    font-size: 0.9rem;
    cursor: pointer;
}

.panel-actions .btn-danger {
    padding: 8px 16px;
}

.badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-planejamento {
    background: rgba(139, 92, 246, 0.15);
    color: var(--planejamento);
}

.badge-andamento {
    background: rgba(14, 165, 233, 0.15);
    color: var(--andamento);
}

.badge-concluido {
    background: rgba(34, 197, 94, 0.15);
    color: var(--concluido);
}

.badge-alta {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger);
}

.badge-media,
.badge-média {
    background: rgba(245, 158, 11, 0.15);
    color: var(--warning);
}

.badge-baixa {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success);
}

.form-control {
    padding: 8px 14px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--secondary);
    color: var(--text-primary);
    font-size: 0.9rem;
    min-width: 200px;
    cursor: pointer;
}

.form-control:focus {
    outline: none;
    border-color: var(--accent);
}

.relatorio-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.relatorio-card {
    background: var(--secondary);
    border-radius: var(--border-radius);
    padding: 20px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
}

.relatorio-card h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.stat-item {
    background: var(--primary);
    padding: 14px;
    border-radius: 8px;
    text-align: center;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent);
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 4px;
}

.progress-overview {
    margin-bottom: 24px;
}

.progress-card {
    background: var(--secondary);
    border-radius: var(--border-radius);
    padding: 20px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
}

.progress-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    font-size: 0.9rem;
}

.progress-header span:first-child {
    color: var(--text-secondary);
}

.progress-header span:last-child {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--accent);
}

.progress-bar-container {
    height: 10px;
    background: var(--border);
    border-radius: 5px;
    overflow: hidden;
    margin-bottom: 8px;
}

.progress-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent), var(--success));
    border-radius: 5px;
    transition: width 0.4s ease;
}

.progress-percent {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.footer {
    background-color: var(--secondary);
    border-top: 1px solid var(--border);
    padding: 20px 0;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-top: auto;
}

.empty-state {
    text-align: center;
    padding: 40px;
    color: var(--text-muted);
}

input[type="radio"] {
    display: none;
}

.page-content {
    display: none;
}

#page-dashboard:checked ~ .main #dashboard,
#page-projeto:checked ~ .main #projeto,
#page-atividade:checked ~ .main #atividade,
#page-mapa:checked ~ .main #mapa-visual,
#page-relatorio:checked ~ .main #relatorios,
#page-planos:checked ~ .main #planos {
    display: block;
}

@media (max-width: 768px) {
    .header .container {
        flex-direction: column;
        gap: 12px;
    }
    
    .header .nav {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .nav-link {
        padding: 8px 10px;
        font-size: 0.85rem;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .page-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .page-header h2 {
        font-size: 1.25rem;
    }
    
    .modal-content {
        padding: 20px;
        max-width: 100%;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .form-actions .btn {
        width: 100%;
    }
    
    .mapa-legend {
        justify-content: center;
    }
    
    .node-panel {
        max-width: 100%;
    }
    
    .relatorio-cards {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .main {
        padding: 20px 0;
    }
    
    .page-header {
        margin-bottom: 16px;
    }
    
    .btn {
        padding: 8px 14px;
        font-size: 0.85rem;
    }
    
    .card-body,
    .card-header,
    .card-footer {
        padding: 12px 16px;
    }
    
    .feedback-form,
    .feedback-card,
    .relatorio-card,
    .progress-card {
        padding: 16px;
    }
    
    .feedback-filter {
        gap: 6px;
    }
    
    .filter-btn {
        padding: 6px 10px;
        font-size: 0.8rem;
    }
}

/* PLANOS */
.plans-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-top: 24px;
}

.plan-card {
    background: var(--secondary);
    border-radius: var(--border-radius);
    padding: 28px 24px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    text-align: center;
    position: relative;
    transition: var(--transition);
}

.plan-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.plan-card.featured {
    border-color: var(--accent);
    background: linear-gradient(180deg, var(--secondary) 0%, rgba(79, 70, 229, 0.05) 100%);
}

.plan-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent);
    color: white;
    padding: 4px 16px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.plan-header {
    margin-bottom: 20px;
}

.plan-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.plan-price {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent);
}

.plan-price span {
    font-size: 1rem;
    font-weight: 400;
    color: var(--text-muted);
}

.plan-features {
    list-style: none;
    margin-bottom: 24px;
    text-align: left;
}

.plan-features li {
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
    color: var(--text-secondary);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.plan-features li::before {
    content: "✓";
    color: var(--success);
    font-weight: bold;
}

.plan-card .btn {
    width: 100%;
    justify-content: center;
}

    .plan-card .btn:disabled {
        opacity: 0.6;
        cursor: not-allowed;
    }

    /* ATIVIDADES DO PROJETO */
    .atividades-grid {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
        gap: 16px;
    }

    .atividade-card {
        background: var(--secondary);
        border-radius: var(--border-radius);
        padding: 18px;
        box-shadow: var(--shadow);
        border: 1px solid var(--border);
        transition: var(--transition);
    }

    .atividade-card:hover {
        box-shadow: var(--shadow-md);
    }

    .atividade-card-header {
        display: flex;
        justify-content: space-between;
        align-items: flex-start;
        margin-bottom: 12px;
    }

    .atividade-card-header h4 {
        font-size: 1rem;
        font-weight: 600;
        color: var(--text-primary);
    }

    .atividade-card-body {
        color: var(--text-secondary);
        font-size: 0.9rem;
        margin-bottom: 12px;
        line-height: 1.5;
    }

    .atividade-card-meta {
        display: flex;
        gap: 12px;
        flex-wrap: wrap;
        margin-bottom: 12px;
    }

    .atividade-card-meta span {
        font-size: 0.8rem;
        color: var(--text-muted);
    }

    .atividade-card-actions {
        display: flex;
        gap: 8px;
        padding-top: 12px;
        border-top: 1px solid var(--border);
    }

    .atividade-card-actions select {
        flex: 1;
        padding: 6px 10px;
        border: 1px solid var(--border);
        border-radius: 6px;
        background: var(--secondary);
        color: var(--text-primary);
        font-size: 0.85rem;
        cursor: pointer;
    }

    .empty-atividades {
        grid-column: 1 / -1;
        text-align: center;
        padding: 48px;
        color: var(--text-muted);
    }

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