/* Reset e configurações gerais */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f7fa;
}

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

/* Header */
header {
    background: linear-gradient(135deg, #2c3e50, #4a6491);
    color: white;
    padding: 25px;
    border-radius: 10px;
    margin-bottom: 30px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    position: relative;
}

header h1 {
    font-size: 28px;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 15px;
}

header p {
    opacity: 0.9;
}

.header-actions {
    position: absolute;
    top: 25px;
    right: 25px;
}

/* Cards de Login */
.login-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin: 40px 0;
}

.login-card {
    background: white;
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-top: 5px solid;
}

.login-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.12);
}

#manager-login {
    border-color: #3498db;
}

#supplier-login {
    border-color: #2ecc71;
}

.login-icon {
    font-size: 60px;
    margin-bottom: 20px;
    color: #4a6491;
}

.login-card h3 {
    color: #2c3e50;
    margin-bottom: 10px;
    font-size: 22px;
}

.login-card p {
    color: #666;
    margin-bottom: 25px;
}

.login-card button {
    background: #4a6491;
    color: white;
    border: none;
    padding: 12px 30px;
    border-radius: 50px;
    font-size: 16px;
    cursor: pointer;
    transition: background 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin: 0 auto;
    width: 80%;
}

.login-card button:hover {
    background: #2c3e50;
}

/* Tabs */
.tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    background: white;
    padding: 10px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.tab-button {
    padding: 12px 25px;
    border: none;
    background: #f8f9fa;
    border-radius: 8px;
    cursor: pointer;
    font-size: 15px;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
    color: #555;
}

.tab-button:hover {
    background: #e9ecef;
    color: #333;
}

.tab-button.active {
    background: #4a6491;
    color: white;
}

.badge {
    background: #e74c3c;
    color: white;
    padding: 2px 8px;
    border-radius: 50px;
    font-size: 12px;
    margin-left: 5px;
}

/* Cards de Conteúdo */
.card {
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
    margin-bottom: 30px;
}

.card h2 {
    color: #2c3e50;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 24px;
}

/* Formulários */
.form-group {
    margin-bottom: 25px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #2c3e50;
    display: flex;
    align-items: center;
    gap: 8px;
}

input, textarea, select {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e1e5eb;
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.3s ease;
}

input:focus, textarea:focus, select:focus {
    outline: none;
    border-color: #4a6491;
}

textarea {
    resize: vertical;
    min-height: 100px;
}

small {
    display: block;
    margin-top: 5px;
    color: #666;
    font-size: 13px;
}

/* Milestones */
.milestones-section {
    background: #f8f9fa;
    padding: 25px;
    border-radius: 10px;
    margin: 30px 0;
}

.milestones-section h3 {
    color: #2c3e50;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.milestone-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
    margin-bottom: 25px;
}

.milestone {
    background: white;
    padding: 20px;
    border-radius: 8px;
    text-align: center;
    border-left: 4px solid #3498db;
    box-shadow: 0 3px 10px rgba(0,0,0,0.05);
}

.milestone h4 {
    color: #2c3e50;
    font-size: 20px;
    margin-bottom: 5px;
}

.milestone p {
    color: #666;
    font-size: 14px;
}

/* Botões */
.form-actions {
    display: flex;
    gap: 15px;
    margin-top: 30px;
}

.btn-primary, .btn-secondary {
    padding: 14px 30px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    flex: 1;
}

.btn-primary {
    background: #4a6491;
    color: white;
}

.btn-primary:hover {
    background: #2c3e50;
    transform: translateY(-2px);
}

.btn-secondary {
    background: #e9ecef;
    color: #333;
    border: 2px solid #dee2e6;
}

.btn-secondary:hover {
    background: #dee2e6;
}

/* Listas */
.list-container {
    margin-top: 20px;
}

.part-item {
    background: white;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 15px;
    border-left: 5px solid;
    box-shadow: 0 3px 10px rgba(0,0,0,0.05);
    transition: transform 0.3s ease;
}

.part-item:hover {
    transform: translateX(5px);
}

.part-item.pending {
    border-left-color: #e74c3c;
    background: #fff5f5;
}

.part-item.completed {
    border-left-color: #2ecc71;
    background: #f8fff9;
}

.part-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.part-title {
    font-size: 18px;
    color: #2c3e50;
}

.part-status {
    padding: 5px 15px;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 600;
}

.status-pending {
    background: #ffeaa7;
    color: #d35400;
}

.status-completed {
    background: #a3e4d7;
    color: #117864;
}

.part-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin-bottom: 15px;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #555;
}

.detail-item i {
    color: #4a6491;
    width: 20px;
}

.part-actions {
    display: flex;
    gap: 10px;
    margin-top: 15px;
}

.action-btn {
    padding: 8px 15px;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 5px;
    transition: all 0.3s ease;
}

.action-btn.primary {
    background: #4a6491;
    color: white;
}

.action-btn.secondary {
    background: #e9ecef;
    color: #333;
}

.action-btn:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}

/* Alertas */
.alert {
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 25px;
    display: flex;
    align-items: flex-start;
    gap: 15px;
}

.alert-info {
    background: #e3f2fd;
    color: #1565c0;
    border-left: 5px solid #2196f3;
}

.alert i {
    font-size: 24px;
    margin-top: 2px;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: white;
    width: 90%;
    max-width: 700px;
    border-radius: 10px;
    overflow: hidden;
    animation: modalFadeIn 0.3s ease;
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-header {
    background: #4a6491;
    color: white;
    padding: 20px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.close-modal {
    font-size: 28px;
    cursor: pointer;
    transition: opacity 0.3s ease;
}

.close-modal:hover {
    opacity: 0.8;
}

.modal-body {
    padding: 30px;
    max-height: 70vh;
    overflow-y: auto;
}

.part-info {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 25px;
}

.info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-top: 15px;
}

/* Milestone Dates */
.milestone-dates {
    margin: 25px 0;
}

.milestone-dates h3 {
    margin-bottom: 20px;
    color: #2c3e50;
    display: flex;
    align-items: center;
    gap: 10px;
}

/* Footer */
footer {
    text-align: center;
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid #e1e5eb;
    color: #666;
    font-size: 14px;
}

/* Responsividade */
@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .tabs {
        flex-direction: column;
    }
    
    .tab-button {
        justify-content: center;
    }
    
    .milestone-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .header-actions {
        position: static;
        margin-top: 15px;
    }
    
    .part-details {
        grid-template-columns: 1fr;
    }
    
    .info-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .login-section {
        grid-template-columns: 1fr;
    }
    
    .milestone-grid {
        grid-template-columns: 1fr;
    }
    
    .form-actions {
        flex-direction: column;
    }
}