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

:root {
    --primary-color: #25D366;
    --primary-dark: #128C7E;
    --secondary-color: #34B7F1;
    --accent-color: #FF6B6B;
    --text-color: #2C3E50;
    --text-light: #7F8C8D;
    --bg-color: #F8F9FA;
    --white: #FFFFFF;
    --border-color: #E9ECEF;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 4px 20px rgba(0, 0, 0, 0.15);
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

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

/* Header */
.header {
    background: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header__container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.header__logo {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.header__logo-img {
    height: 50px;
    width: auto;
    object-fit: contain;
}

.header__title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-color);
}

.header__nav {
    display: flex;
    justify-content: center;
    align-items: center;
}

.nav-section {
    display: flex;
    gap: 3rem;
    align-items: center;
}

.nav-category {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
}

.nav-category-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-color);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.1rem;
}

.nav-category-links {
    display: flex;
    gap: 0.75rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
    font-size: 0.9rem;
    border: 2px solid transparent;
}

.nav-link:hover {
    background-color: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(37, 211, 102, 0.3);
}

.header__actions {
    display: flex;
    gap: 1rem;
}

/* Botões */
.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--border-radius);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

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

.btn--primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

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

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

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

.btn--danger:hover {
    background-color: #E74C3C;
}

/* Main Content */
.main {
    flex: 1;
    padding: 2rem 0;
}

.welcome {
    text-align: center;
    padding: 3rem 0;
}

.welcome h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.welcome p {
    font-size: 1.2rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* Cards */
.card {
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    padding: 2rem;
    margin-bottom: 2rem;
    transition: var(--transition);
}

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

.card__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.card__title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-color);
}

/* Formulários */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-color);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 211, 102, 0.1);
}

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

/* Tabelas */
.table {
    width: 100%;
    border-collapse: collapse;
    background: var(--white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.table th,
.table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
}

.table th {
    background-color: var(--primary-color);
    color: var(--white);
    font-weight: 600;
}

.table tr:hover {
    background-color: #F8F9FA;
}

/* Logo na tabela */
.table img {
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.table img:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow);
}

.table-responsive {
    overflow-x: auto;
    margin-top: 1rem;
}

/* Grid */
.grid {
    display: grid;
    gap: 2rem;
}

.grid--2 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid--3 {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.grid--4 {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

/* Footer */
.footer {
    background: var(--white);
    border-top: 1px solid var(--border-color);
    padding: 2rem 0;
    margin-top: auto;
}

.footer__divider {
    border: none;
    height: 1px;
    background-color: var(--border-color);
    margin-bottom: 1rem;
}

.footer__text {
    text-align: center;
    color: var(--text-light);
    font-size: 0.9rem;
}

.footer__link {
    color: var(--primary-color);
    text-decoration: none;
}

.footer__link:hover {
    text-decoration: underline;
}

/* Responsividade */
@media (max-width: 1024px) {
    .nav-section {
        gap: 2rem;
    }
    
    .nav-category-title {
        font-size: 1rem;
    }
    
    .nav-link {
        padding: 0.4rem 0.8rem;
        font-size: 0.85rem;
    }
}

@media (max-width: 768px) {
    .header__container {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem;
    }
    
    .header__nav {
        width: 100%;
    }
    
    .nav-section {
        flex-direction: column;
        gap: 1.5rem;
        width: 100%;
    }
    
    .nav-category {
        width: 100%;
    }
    
    .nav-category-links {
        justify-content: center;
        gap: 1rem;
    }
    
    .nav-category-title {
        font-size: 0.95rem;
        margin-bottom: 0.1rem;
    }
    
    .nav-link {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
        min-width: 80px;
    }
    
    .welcome h2 {
        font-size: 2rem;
    }
    
    .welcome p {
        font-size: 1rem;
    }
    
    .card {
        padding: 1.5rem;
    }
    
    .grid--2,
    .grid--3,
    .grid--4 {
        grid-template-columns: 1fr;
    }
}

/* Utilitários */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }
.d-grid { display: grid; }

.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.align-center { align-items: center; }

.w-full { width: 100%; }
.h-full { height: 100%; }

/* Loading */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid var(--border-color);
    border-radius: 50%;
    border-top-color: var(--primary-color);
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Alertas */
.alert {
    padding: 1rem;
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
}

.alert--success {
    background-color: #D4EDDA;
    color: #155724;
    border: 1px solid #C3E6CB;
}

.alert--error {
    background-color: #F8D7DA;
    color: #721C24;
    border: 1px solid #F5C6CB;
}

.alert--warning {
    background-color: #FFF3CD;
    color: #856404;
    border: 1px solid #FFEAA7;
}

.alert--info {
    background-color: #D1ECF1;
    color: #0C5460;
    border: 1px solid #BEE5EB;
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(2px);
}

.modal__content {
    position: relative;
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-hover);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.modal__title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-color);
    margin: 0;
}

.modal__close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-light);
    padding: 0.5rem;
    border-radius: 50%;
    transition: var(--transition);
}

.modal__close:hover {
    background-color: var(--border-color);
    color: var(--text-color);
}

.modal__body {
    padding: 1.5rem;
}

.modal__footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border-color);
    background-color: #F8F9FA;
}

.btn--full {
    width: 100%;
}

/* Loading states */
.btn--loading {
    position: relative;
    color: transparent;
}

.btn--loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Form enhancements */
.form-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 211, 102, 0.1);
}

.form-input:invalid {
    border-color: var(--accent-color);
}

.form-input:valid {
    border-color: var(--primary-color);
}

/* Checkbox styling */
input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary-color);
    cursor: pointer;
}

input[type="checkbox"]:checked {
    background-color: var(--primary-color);
}

/* Responsive modal */
@media (max-width: 768px) {
    .modal__content {
        width: 95%;
        margin: 1rem;
    }
    
    .modal__header,
    .modal__body,
    .modal__footer {
        padding: 1rem;
    }
}

/* Badges */
.badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    border-radius: 4px;
    letter-spacing: 0.5px;
}

.badge--info {
    background-color: #E3F2FD;
    color: #1976D2;
}

.badge--success {
    background-color: #E8F5E8;
    color: #2E7D32;
}

.badge--danger {
    background-color: #FFEBEE;
    color: #C62828;
}

/* Preview Cards - Layout para imagens em retrato */
.preview-card {
    display: flex;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    overflow: hidden;
    background: white;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.preview-card__image {
    flex-shrink: 0;
    width: 120px;
    height: 160px;
    position: relative;
}

.preview-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.preview-card__content {
    flex: 1;
    padding: 1rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.preview-card__header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.5rem;
}

.preview-card__title {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
    color: #1f2937;
}

.preview-card__status {
    margin-left: 0.5rem;
}

.preview-card__details {
    margin-bottom: 1rem;
}

.preview-card__detail {
    margin: 0 0 0.25rem 0;
    color: #6b7280;
    font-size: 0.9rem;
}

.preview-card__detail strong {
    color: #374151;
}

.preview-card__actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}