body {
  margin: 0;
  font-family: Arial, sans-serif;
  background-color: #f5f7fa;
  color: #333;
}

.navbar {
  background-color: #2c3e50;
  padding: 10px;
  color: white;
}

.navbar a {
  color: white;
  margin-right: 20px;
  text-decoration: none;
}

.container {
  padding: 20px;
}

.grid-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-top: 1rem;
}


.channel-card {
    background: #ffffff;
    border: 1px solid #ddd;
    border-radius: 10px;
    padding: 1rem;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 250px; /* fixe Höhe für Konsistenz */
    overflow: hidden;
    transition: transform 0.2s ease;
}

.channel-card:hover {
    transform: scale(1.02);
}

.channel-chart {
    width: 100%;
    height: 80px !important;  /* verhindert "Stretching" */
    max-height: 80px;
}

.channel-title {
    font-size: 1.1rem;
    font-weight: bold;
    margin-bottom: 0.25rem;
}

.channel-sub {
    color: #666;
    margin-bottom: 0.5rem;
}

.channel-data {
    font-size: 1.2rem;
    margin: 0.5rem 0;
}

.channel-time {
    font-size: 0.9rem;
    color: #999;
    margin-bottom: 0.5rem;
}

/* Gesamtlayout */
#page-wrapper {
    display: flex;
    flex-direction: column;
    height: calc(100vh - 40px);  /* Nav ist extra */
    overflow: hidden;
    font-family: sans-serif;
}

/* Header */
.channel-header {
    height: 60px;
    padding: 10px 20px;
    background: #f0f0f0;
    border-bottom: 1px solid #ccc;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.channel-meta span {
    margin-left: 20px;
    font-size: 0.9em;
    color: #333;
}

/* Hauptbereich (Chart + Tabelle) */
.main-content {
    flex: 1;
    display: flex;
    height: calc(100vh - 60px); /* 60px Header + 60px Footer */
    min-height: 0;

}

/* Linke Spalte: Chart */
.chart-container {
    flex: 4;
    padding: 10px;
    display: flex;
    align-items: stretch;
}

.chart-container canvas {
    width: 100% !important;
    height: 100% !important;
}

/* Rechte Spalte: Tabelle */
.table-container {
    flex: 1;
    max-width: 350px;
    border-left: 1px solid #ddd;
    overflow-y: auto;
    padding: 10px;
    background: #fafafa;
}

/* Tabelle */
.table-container table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9em;
}

.table-container th,
.table-container td {
    padding: 6px 8px;
    border-bottom: 1px solid #ddd;
    text-align: left;
}

.table-container tbody tr:nth-child(even) {
    background: #f5f5f5;
}


/* === STARTSEITE (index.php) === */

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

.index-welcome {
    font-size: 1.5em;
    margin-bottom: 20px;
}

.index-grid {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.index-card {
    flex: 1 1 250px;
    background: #ffffff;
    border: 1px solid #ddd;
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s ease;
}

.index-card:hover {
    transform: scale(1.02);
}

.index-card h3 {
    margin-top: 0;
    font-size: 1.2em;
}

.index-nav-buttons {
    margin-top: 30px;
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.index-nav-buttons a {
    padding: 12px 20px;
    background-color: #0077cc;
    color: white;
    border-radius: 8px;
    text-decoration: none;
    transition: background-color 0.2s;
}

.index-nav-buttons a:hover {
    background-color: #005fa3;
}

.highlight-number {
    font-weight: bold;
    font-size: 1.3em;
    color: #0077cc;
    margin-right: 4px;
}

.admin-wrapper {
    max-width: 800px;
    margin: 2rem auto;
    padding: 2rem;
    background-color: #ffffff;
    border-radius: 10px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
}

.admin-form-section,
.admin-userlist-section {
    margin-top: 2rem;
}

.admin-message {
    padding: 0.8rem 1rem;
    background-color: #e0f7e9;
    color: #155724;
    border: 1px solid #b7e0c4;
    border-radius: 6px;
    margin-bottom: 1rem;
}

.admin-form {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem 2rem;
    align-items: end;
}

.admin-form-group {
    display: flex;
    flex-direction: column;
}

.admin-form-group label {
    font-weight: 600;
    margin-bottom: 0.3rem;
}

.admin-form-group input,
.admin-form-group select {
    padding: 0.5rem;
    border: 1px solid #ccc;
    border-radius: 6px;
    font-size: 1rem;
    background-color: #fefefe;
}

.checkbox-group {
    flex-direction: row;
    align-items: center;
}

.checkbox-group label {
    font-weight: 400;
}

.admin-form-group.full-width {
    grid-column: 1 / -1;
}

.admin-form button {
    padding: 0.7rem 1.2rem;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    cursor: pointer;
    transition: background-color 0.2s ease-in-out;
}

.admin-form button:hover {
    background-color: #0056b3;
}

.admin-user-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
    background-color: #fff;
    border: 1px solid #ddd;
    border-radius: 6px;
    overflow: hidden;
    box-shadow: 0 2px 6px rgba(0,0,0,0.05);
}

.admin-user-table th,
.admin-user-table td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid #eee;
    text-align: left;
}

.admin-user-table th {
    background-color: #f7f7f7;
    font-weight: 600;
}

.admin-user-table tr:hover {
    background-color: #f0f8ff;
}

.login-wrapper {
    max-width: 400px;
    margin: 6rem auto;
    padding: 2.5rem 2rem;
    background-color: #ffffff;
    border-radius: 12px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}

.login-title {
    text-align: center;
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
}

.login-error {
    background-color: #ffe5e5;
    color: #b30000;
    padding: 0.8rem 1rem;
    border: 1px solid #ffbcbc;
    border-radius: 6px;
    margin-bottom: 1rem;
    text-align: center;
    font-weight: 500;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.login-form-group {
    display: flex;
    flex-direction: column;
}

.login-form-group label {
    font-weight: 600;
    margin-bottom: 0.3rem;
}

.login-form-group input {
    padding: 0.6rem;
    border: 1px solid #ccc;
    border-radius: 6px;
    font-size: 1rem;
    background-color: #fefefe;
}

.login-form-group.full-width {
    width: 100%;
}

.login-form button {
    padding: 0.7rem 1.2rem;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    cursor: pointer;
    transition: background-color 0.2s ease-in-out;
}

.login-form button:hover {
    background-color: #005bbc;
}