/* =============================================
   LINKED4 - ESTILOS GLOBAIS
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    --primary: #6C63FF;
    --primary-dark: #4834d4;
    --primary-light: #a29bfe;
    --success: #00b894;
    --danger: #e74c3c;
    --warning: #f39c12;
    --info: #0984e3;
    --dark: #2d3436;
    --gray: #636e72;
    --gray-light: #b2bec3;
    --bg: #f5f6fa;
    --white: #ffffff;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.12);
    --radius: 12px;
    --radius-sm: 8px;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg);
    color: var(--dark);
    min-height: 100vh;
}

a {
    text-decoration: none;
    color: inherit;
}

/* =============================================
   LOGIN PAGE
   ============================================= */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: linear-gradient(135deg, #6C63FF 0%, #4834d4 100%);
    padding: 20px;
}

.login-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 40px;
    width: 100%;
    max-width: 420px;
    box-shadow: var(--shadow-lg);
}

.login-card .logo {
    text-align: center;
    margin-bottom: 30px;
}

.login-card .logo h1 {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary);
}

.login-card .logo p {
    color: var(--gray);
    font-size: 14px;
    margin-top: 4px;
}

/* =============================================
   FORMULÁRIOS
   ============================================= */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-weight: 500;
    font-size: 14px;
    color: var(--dark);
    margin-bottom: 6px;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e1e5e9;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-family: 'Inter', sans-serif;
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(108, 99, 255, 0.15);
}

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

.form-group .hint {
    font-size: 12px;
    color: var(--gray);
    margin-top: 4px;
}

/* =============================================
   BOTÕES
   ============================================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    font-family: 'Inter', sans-serif;
    cursor: pointer;
    transition: var(--transition);
}

.btn-primary {
    background: var(--primary);
    color: white;
}
.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(108, 99, 255, 0.4);
}

.btn-success {
    background: var(--success);
    color: white;
}
.btn-success:hover {
    background: #00a381;
}

.btn-danger {
    background: var(--danger);
    color: white;
}
.btn-danger:hover {
    background: #c0392b;
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
}
.btn-outline:hover {
    background: var(--primary);
    color: white;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 13px;
}

.btn-block {
    width: 100%;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* =============================================
   LAYOUT DO DASHBOARD
   ============================================= */
.app-layout {
    display: flex;
    min-height: 100vh;
}

/* SIDEBAR */
.sidebar {
    width: 260px;
    background: var(--dark);
    color: white;
    padding: 0;
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    overflow-y: auto;
    z-index: 1000;
    transition: var(--transition);
}

.sidebar-header {
    padding: 24px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-header h1 {
    font-size: 22px;
    font-weight: 700;
    color: var(--primary-light);
}

.sidebar-header span {
    font-size: 12px;
    color: var(--gray-light);
}

.sidebar-nav {
    padding: 16px 0;
}

.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    color: var(--gray-light);
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
    border-left: 3px solid transparent;
}

.sidebar-nav a:hover {
    background: rgba(255, 255, 255, 0.05);
    color: white;
}

.sidebar-nav a.active {
    background: rgba(108, 99, 255, 0.15);
    color: var(--primary-light);
    border-left-color: var(--primary);
}

.sidebar-nav a .icon {
    font-size: 18px;
    width: 24px;
    text-align: center;
}

.sidebar-footer {
    position: absolute;
    bottom: 0;
    width: 100%;
    padding: 16px 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-footer .user-info {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
}

.sidebar-footer .user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
}

.sidebar-footer .user-name {
    font-size: 14px;
    font-weight: 500;
}

.sidebar-footer .user-email {
    font-size: 12px;
    color: var(--gray-light);
}

/* MAIN CONTENT */
.main-content {
    flex: 1;
    margin-left: 260px;
    padding: 30px;
    min-height: 100vh;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.page-header h2 {
    font-size: 24px;
    font-weight: 700;
    color: var(--dark);
}

.page-header p {
    color: var(--gray);
    font-size: 14px;
    margin-top: 4px;
}

/* =============================================
   CARDS
   ============================================= */
.card {
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 24px;
    margin-bottom: 20px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 16px;
}

.stat-card .stat-icon {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
}

.stat-card .stat-icon.purple { background: rgba(108, 99, 255, 0.12); }
.stat-card .stat-icon.green { background: rgba(0, 184, 148, 0.12); }
.stat-card .stat-icon.blue { background: rgba(9, 132, 227, 0.12); }
.stat-card .stat-icon.red { background: rgba(231, 76, 60, 0.12); }

.stat-card .stat-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--dark);
}

.stat-card .stat-label {
    font-size: 13px;
    color: var(--gray);
    margin-top: 2px;
}

/* =============================================
   TABELAS
   ============================================= */
.table-container {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

table thead th {
    padding: 14px 16px;
    text-align: left;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--gray);
    background: var(--bg);
    border-bottom: 2px solid #e1e5e9;
}

table tbody td {
    padding: 14px 16px;
    font-size: 14px;
    border-bottom: 1px solid #f0f0f0;
    vertical-align: middle;
}

table tbody tr:hover {
    background: rgba(108, 99, 255, 0.03);
}

/* =============================================
   BADGES
   ============================================= */
.badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.badge-success {
    background: rgba(0, 184, 148, 0.12);
    color: #00a381;
}

.badge-warning {
    background: rgba(243, 156, 18, 0.12);
    color: #d68910;
}

.badge-danger {
    background: rgba(231, 76, 60, 0.12);
    color: #c0392b;
}

.badge-info {
    background: rgba(9, 132, 227, 0.12);
    color: #0984e3;
}

/* =============================================
   MODAIS
   ============================================= */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 2000;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.modal-overlay.active {
    display: flex;
}

.modal {
    background: var(--white);
    border-radius: var(--radius);
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    border-bottom: 1px solid #e1e5e9;
}

.modal-header h3 {
    font-size: 18px;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--gray);
    padding: 4px;
}

.modal-close:hover {
    color: var(--dark);
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid #e1e5e9;
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

/* =============================================
   ALERTAS / TOAST
   ============================================= */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 3000;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    padding: 14px 20px;
    border-radius: var(--radius-sm);
    color: white;
    font-size: 14px;
    font-weight: 500;
    box-shadow: var(--shadow-lg);
    animation: slideIn 0.3s ease;
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 300px;
}

.toast-success { background: var(--success); }
.toast-error { background: var(--danger); }
.toast-warning { background: var(--warning); }
.toast-info { background: var(--info); }

@keyframes slideIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

@keyframes slideOut {
    from { transform: translateX(0); opacity: 1; }
    to { transform: translateX(100%); opacity: 0; }
}

/* =============================================
   TOOLBAR / FILTROS
   ============================================= */
.toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.toolbar .search-box {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--white);
    border: 2px solid #e1e5e9;
    border-radius: var(--radius-sm);
    padding: 8px 16px;
    flex: 1;
    max-width: 400px;
}

.toolbar .search-box input {
    border: none;
    outline: none;
    font-size: 14px;
    font-family: 'Inter', sans-serif;
    width: 100%;
}

.toolbar .filter-group {
    display: flex;
    gap: 10px;
    align-items: center;
}

.toolbar select {
    padding: 10px 14px;
    border: 2px solid #e1e5e9;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-family: 'Inter', sans-serif;
    outline: none;
    cursor: pointer;
}

/* =============================================
   EMPTY STATE
   ============================================= */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--gray);
}

.empty-state .icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.empty-state h3 {
    font-size: 18px;
    color: var(--dark);
    margin-bottom: 8px;
}

.empty-state p {
    font-size: 14px;
    margin-bottom: 20px;
}

/* =============================================
   LOADING
   ============================================= */
.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #e1e5e9;
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 40px auto;
}

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

/* =============================================
   RESPONSIVO
   ============================================= */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }
    .sidebar.open {
        transform: translateX(0);
    }
    .main-content {
        margin-left: 0;
    }
    .page-header {
        flex-direction: column;
        gap: 12px;
        align-items: flex-start;
    }
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .toolbar {
        flex-direction: column;
    }
    .toolbar .search-box {
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
    .main-content {
        padding: 16px;
    }
}