/* ==========================================================================
   MÍDIA INDOOR - ESTILOS PRINCIPAIS DO PAINEL
   ========================================================================== */

:root {
    --bg-primary: #f4f6f9;
    --bg-surface: #ffffff;
    --sidebar-bg: #1e293b;
    --sidebar-hover: #334155;
    --sidebar-active: #0ea5e9;
    --sidebar-text: #94a3b8;
    --sidebar-text-active: #ffffff;
    --text-primary: #0f172a;
    --text-secondary: #64748b;
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --border-color: #e2e8f0;
    --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

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

/* --------------------------------------------------------------------------
   LAYOUT GERAL DO PAINEL
   -------------------------------------------------------------------------- */
.app-container {
    display: flex;
    width: 100%;
    min-height: 100vh;
}

/* Sidebar Sidebar */
.sidebar {
    width: 260px;
    background-color: var(--sidebar-bg);
    color: var(--sidebar-text);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
}

.sidebar-header {
    padding: 20px;
    border-bottom: 1px solid #334155;
    display: flex;
    align-items: center;
    gap: 12px;
}

.sidebar-header h2 {
    color: #ffffff;
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.sidebar-nav {
    flex: 1;
    padding: 20px 0;
    overflow-y: auto;
}

.nav-item {
    display: flex;
    align-items: center;
    padding: 12px 20px;
    color: var(--sidebar-text);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: all 0.2s ease;
    gap: 12px;
}

.nav-item:hover {
    background-color: var(--sidebar-hover);
    color: #ffffff;
}

.nav-item.active {
    background-color: var(--sidebar-active);
    color: #ffffff;
    font-weight: 600;
}

.sidebar-footer {
    padding: 20px;
    border-top: 1px solid #334155;
    font-size: 0.85rem;
}

/* Conteúdo Principal */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

.topbar {
    background-color: var(--bg-surface);
    height: 64px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 30px;
}

.topbar-title {
    font-size: 1.25rem;
    font-weight: 600;
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 15px;
}

.user-info {
    text-align: right;
}

.user-name {
    font-weight: 600;
    font-size: 0.9rem;
}

.user-role {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.logout-btn {
    color: var(--danger-color);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 600;
    padding: 6px 12px;
    border-radius: 6px;
    border: 1px solid #fee2e2;
    background-color: #fef2f2;
    transition: background-color 0.2s;
}

.logout-btn:hover {
    background-color: #fee2e2;
}

.content-body {
    padding: 30px;
    flex: 1;
}

/* --------------------------------------------------------------------------
   CARDS & DASHBOARD
   -------------------------------------------------------------------------- */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.card-stat {
    background-color: var(--bg-surface);
    border-radius: 10px;
    padding: 20px;
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 15px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    font-weight: bold;
}

.stat-icon.online { background-color: #d1fae5; color: var(--success-color); }
.stat-icon.offline { background-color: #fee2e2; color: var(--danger-color); }
.stat-icon.syncing { background-color: #fef3c7; color: var(--warning-color); }
.stat-icon.devices { background-color: #e0f2fe; color: var(--sidebar-active); }

.stat-info h3 {
    font-size: 1.6rem;
    font-weight: 700;
}

.stat-info p {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* --------------------------------------------------------------------------
   TABELAS E BADGES
   -------------------------------------------------------------------------- */
.card-table {
    background-color: var(--bg-surface);
    border-radius: 10px;
    border: 1px solid var(--border-color);
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
    overflow: hidden;
}

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

.card-header h3 {
    font-size: 1.1rem;
    font-weight: 600;
}

.table-responsive {
    width: 100%;
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 0.9rem;
}

th, td {
    padding: 14px 20px;
    border-bottom: 1px solid var(--border-color);
}

th {
    background-color: #f8fafc;
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.5px;
}

tr:last-child td {
    border-bottom: none;
}

tr:hover td {
    background-color: #f8fafc;
}

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

.badge-online { background-color: #d1fae5; color: #065f46; }
.badge-offline { background-color: #fee2e2; color: #991b1b; }
.badge-syncing { background-color: #fef3c7; color: #92400e; }
.badge-pending { background-color: #e0e7ff; color: #3730a3; }

/* --------------------------------------------------------------------------
   PÁGINA DE LOGIN
   -------------------------------------------------------------------------- */
.login-body {
    background-color: var(--sidebar-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100vw;
    height: 100vh;
}

.login-card {
    background-color: var(--bg-surface);
    border-radius: 12px;
    width: 100%;
    max-width: 400px;
    padding: 40px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

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

.login-header h1 {
    font-size: 1.6rem;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.login-header p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--text-primary);
}

.form-control {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.95rem;
    transition: border-color 0.2s;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.btn {
    display: inline-block;
    padding: 10px 18px;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    text-decoration: none;
    text-align: center;
    transition: background-color 0.2s;
}

.btn-primary {
    background-color: var(--primary-color);
    color: #ffffff;
    width: 100%;
}

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

.alert {
    padding: 12px;
    border-radius: 6px;
    font-size: 0.85rem;
    margin-bottom: 20px;
}

.alert-danger {
    background-color: #fef2f2;
    color: var(--danger-color);
    border: 1px solid #fee2e2;
}