/**
 * ConversaFlow - Estilos Globais
 * Sistema de Atendimento Multicanal
 */

/* ==========================================================
   VARIAVEIS CSS (Tema Escuro Padrao)
   ========================================================== */
:root {
    /* Cores principais */
    --primary: #6366F1;
    --primary-dark: #4F46E5;
    --primary-light: #818CF8;
    --primary-rgb: 99, 102, 241;
    
    --secondary: #8B5CF6;
    --secondary-dark: #7C3AED;
    
    /* Status */
    --success: #10B981;
    --success-dark: #059669;
    --danger: #EF4444;
    --danger-dark: #DC2626;
    --warning: #F59E0B;
    --warning-dark: #D97706;
    --info: #0EA5E9;
    --info-dark: #0284C7;
    
    /* Backgrounds */
    --bg-dark: #0F0F1A;
    --bg-card: #1A1A2E;
    --bg-card-hover: #252540;
    --bg-input: #252540;
    --bg-sidebar: #12121F;
    
    /* Textos */
    --text-primary: #F8FAFC;
    --text-secondary: #94A3B8;
    --text-muted: #64748B;
    
    /* Bordas */
    --border-color: #2D2D4A;
    --border-light: #3D3D5C;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.3);
    
    /* Dimensoes */
    --sidebar-width: 260px;
    --sidebar-collapsed: 70px;
    --header-height: 60px;
    --border-radius: 12px;
    --border-radius-sm: 8px;
    --border-radius-lg: 16px;
    
    /* Transicoes */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 350ms ease;
}

/* Tema Claro */
[data-theme="light"] {
    --bg-dark: #F1F5F9;
    --bg-card: #FFFFFF;
    --bg-card-hover: #F8FAFC;
    --bg-input: #F1F5F9;
    --bg-sidebar: #FFFFFF;
    --text-primary: #1E293B;
    --text-secondary: #475569;
    --text-muted: #94A3B8;
    --border-color: #E2E8F0;
    --border-light: #CBD5E1;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
}

/* ==========================================================
   RESET E BASE
   ========================================================== */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--primary-light);
}

img {
    max-width: 100%;
    height: auto;
}

/* ==========================================================
   TIPOGRAFIA
   ========================================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

h1 { font-size: 2rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.125rem; }

.text-primary { color: var(--primary) !important; }
.text-secondary { color: var(--text-secondary) !important; }
.text-muted { color: var(--text-muted) !important; }
.text-success { color: var(--success) !important; }
.text-danger { color: var(--danger) !important; }
.text-warning { color: var(--warning) !important; }

/* ==========================================================
   FORMS CUSTOMIZADOS
   ========================================================== */
.form-control,
.form-select {
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: var(--border-radius-sm);
    padding: 0.75rem 1rem;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus,
.form-select:focus {
    background-color: var(--bg-input);
    border-color: var(--primary);
    color: var(--text-primary);
    box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.2);
}

.form-control::placeholder {
    color: var(--text-muted);
}

.form-label {
    color: var(--text-secondary);
    font-weight: 500;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
}

.form-text {
    color: var(--text-muted);
    font-size: 0.8125rem;
}

.input-group-text {
    background-color: var(--bg-card);
    border-color: var(--border-color);
    color: var(--text-secondary);
}

/* Floating labels */
.form-floating > .form-control,
.form-floating > .form-select {
    height: calc(3.5rem + 2px);
    padding: 1rem 1rem;
}

.form-floating > label {
    color: var(--text-muted);
    padding: 1rem;
}

.form-floating > .form-control:focus ~ label,
.form-floating > .form-control:not(:placeholder-shown) ~ label {
    color: var(--primary);
}

/* ==========================================================
   BOTOES
   ========================================================== */
.btn {
    border-radius: var(--border-radius-sm);
    font-weight: 500;
    padding: 0.625rem 1.25rem;
    transition: all var(--transition-fast);
    border: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--secondary-dark));
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

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

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

.btn-secondary {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-light);
    color: var(--text-primary);
}

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

.btn-success:hover {
    background: var(--success-dark);
}

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

.btn-danger:hover {
    background: var(--danger-dark);
}

.btn-lg {
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
}

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.8125rem;
}

.btn-icon {
    width: 40px;
    height: 40px;
    padding: 0;
    border-radius: 50%;
}

.btn-icon.btn-sm {
    width: 32px;
    height: 32px;
}

/* ==========================================================
   CARDS
   ========================================================== */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

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

.card-header {
    background: transparent;
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 1.25rem;
    font-weight: 600;
}

.card-body {
    padding: 1.25rem;
}

.card-footer {
    background: transparent;
    border-top: 1px solid var(--border-color);
    padding: 1rem 1.25rem;
}

/* ==========================================================
   MODAIS E DROPDOWNS
   ========================================================== */
.modal-content {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
}

.modal-header {
    border-bottom-color: var(--border-color);
    padding: 1.25rem 1.5rem;
}

.modal-header .btn-close {
    filter: invert(1);
}

[data-theme="light"] .modal-header .btn-close {
    filter: none;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    border-top-color: var(--border-color);
    padding: 1rem 1.5rem;
}

.dropdown-menu {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    box-shadow: var(--shadow-lg);
    padding: 0.5rem;
}

.dropdown-item {
    color: var(--text-primary);
    border-radius: var(--border-radius-sm);
    padding: 0.5rem 1rem;
    transition: background var(--transition-fast);
}

.dropdown-item:hover {
    background: var(--bg-card-hover);
    color: var(--text-primary);
}

.dropdown-item.active,
.dropdown-item:active {
    background: var(--primary);
    color: white;
}

.dropdown-divider {
    border-color: var(--border-color);
    margin: 0.5rem 0;
}

/* ==========================================================
   TABELAS
   ========================================================== */
.table {
    --bs-table-bg: transparent;
    --bs-table-color: var(--text-primary);
    --bs-table-border-color: var(--border-color);
}

.table > thead {
    background: var(--bg-card-hover);
}

.table > thead > tr > th {
    font-weight: 600;
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    padding: 1rem;
    border-bottom-width: 1px;
}

.table > tbody > tr > td {
    padding: 1rem;
    vertical-align: middle;
}

.table > tbody > tr:hover {
    background: var(--bg-card-hover);
}

/* ==========================================================
   BADGES E PILLS
   ========================================================== */
.badge {
    font-weight: 500;
    padding: 0.375rem 0.75rem;
    border-radius: 50px;
    font-size: 0.75rem;
}

.badge-status {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
}

.badge-status::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: currentColor;
}

.badge-online { background: rgba(16, 185, 129, 0.15); color: var(--success); }
.badge-offline { background: rgba(107, 114, 128, 0.15); color: var(--text-muted); }
.badge-ausente { background: rgba(245, 158, 11, 0.15); color: var(--warning); }
.badge-ocupado { background: rgba(239, 68, 68, 0.15); color: var(--danger); }

/* ==========================================================
   AVATARES
   ========================================================== */
.avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}

.avatar-sm { width: 32px; height: 32px; }
.avatar-lg { width: 56px; height: 56px; }
.avatar-xl { width: 80px; height: 80px; }

.avatar-initials {
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    color: white;
    text-transform: uppercase;
}

.avatar-group {
    display: flex;
}

.avatar-group .avatar {
    border: 2px solid var(--bg-card);
    margin-left: -10px;
}

.avatar-group .avatar:first-child {
    margin-left: 0;
}

/* ==========================================================
   ALERTAS
   ========================================================== */
.alert {
    border: none;
    border-radius: var(--border-radius-sm);
    padding: 1rem 1.25rem;
    border-left: 4px solid;
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    border-color: var(--success);
    color: var(--success);
}

.alert-danger {
    background: rgba(239, 68, 68, 0.1);
    border-color: var(--danger);
    color: var(--danger);
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    border-color: var(--warning);
    color: var(--warning);
}

.alert-info {
    background: rgba(14, 165, 233, 0.1);
    border-color: var(--info);
    color: var(--info);
}

/* ==========================================================
   PAGINAS DE AUTH
   ========================================================== */
.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    background: linear-gradient(135deg, var(--bg-dark) 0%, #1a1a2e 100%);
    position: relative;
    overflow: hidden;
}

.auth-page::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(var(--primary-rgb), 0.1) 0%, transparent 50%);
    animation: pulse 15s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(-25%, -25%); }
}

.auth-container {
    width: 100%;
    max-width: 420px;
    position: relative;
    z-index: 1;
}

.auth-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 2.5rem;
    box-shadow: var(--shadow-lg);
}

.auth-logo {
    text-align: center;
    margin-bottom: 2rem;
}

.auth-logo img {
    height: 48px;
}

.auth-logo h1 {
    font-size: 1.75rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-top: 0.75rem;
}

.auth-title {
    text-align: center;
    margin-bottom: 1.5rem;
}

.auth-title h2 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.auth-title p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.auth-divider {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin: 1.5rem 0;
    color: var(--text-muted);
    font-size: 0.875rem;
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border-color);
}

.auth-footer {
    text-align: center;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

/* ==========================================================
   LOADING E SPINNERS
   ========================================================== */
.spinner {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

/* ==========================================================
   RESPONSIVO
   ========================================================== */
@media (max-width: 768px) {
    .auth-card {
        padding: 1.5rem;
    }
    
    .auth-logo h1 {
        font-size: 1.5rem;
    }
    
    h1 { font-size: 1.5rem; }
    h2 { font-size: 1.25rem; }
}

/* ==========================================================
   UTILITIES
   ========================================================== */
.cursor-pointer { cursor: pointer; }
.user-select-none { user-select: none; }

.bg-gradient-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
}

.border-primary { border-color: var(--primary) !important; }
.border-success { border-color: var(--success) !important; }
.border-danger { border-color: var(--danger) !important; }

.rounded-lg { border-radius: var(--border-radius-lg) !important; }
.rounded-md { border-radius: var(--border-radius) !important; }

.shadow-glow { box-shadow: var(--shadow-glow); }

.transition-all { transition: all var(--transition-normal); }

/* Password toggle */
.password-toggle {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.password-toggle:hover {
    color: var(--text-primary);
}

.position-relative {
    position: relative;
}