:root {
    --primary-color: #4f46e5;
    --primary-hover: #4338ca;
    --secondary-color: #6b7280;
    --danger-color: #ef4444;
    --danger-hover: #dc2626;
    --bg-color: #f9fafb;
    --text-color: #1f2937;
    --muted-color: #6b7280;
    --panel-bg: #ffffff;
    --border-color: #e5e7eb;
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* --- Login Page --- */
.login-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}
.login-container {
    width: 100%;
    max-width: 400px;
    padding: 40px;
    background-color: var(--panel-bg);
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}
.login-container h2 {
    text-align: center;
    margin-bottom: 24px;
    font-size: 24px;
}
.form-group {
    margin-bottom: 20px;
}
.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}
.form-group input {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-sizing: border-box;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.2);
}
.error {
    color: var(--danger-color);
    margin-top: 12px;
    text-align: center;
}

/* --- Main Layout --- */
.admin-wrapper {
    display: flex;
}
.sidebar {
    width: 250px;
    background-color: #111827;
    color: white;
    height: 100vh;
    position: fixed;
    padding-top: 20px;
}
.sidebar h2 {
    text-align: center;
    margin-bottom: 30px;
    font-weight: 600;
}
.sidebar nav a {
    display: block;
    padding: 15px 20px;
    color: #d1d5db;
    text-decoration: none;
    transition: background-color 0.2s, color 0.2s;
    border-left: 3px solid transparent;
}
.sidebar nav a:hover {
    background-color: #1f2937;
    color: white;
}
.sidebar nav a.active {
    background-color: var(--primary-color);
    color: white;
    border-left-color: #a5b4fc;
}
.main-content {
    margin-left: 250px;
    padding: 40px;
    width: calc(100% - 250px);
}
.page-header {
    margin-bottom: 30px;
}
.main-content h1 {
    margin-top: 0;
    font-size: 28px;
}


/* --- Buttons --- */
.btn {
    display: inline-block;
    padding: 10px 18px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    text-align: center;
    transition: background-color 0.2s, box-shadow 0.2s, transform 0.1s;
}
.btn-primary {
    background-color: var(--primary-color);
    color: white;
}
.btn-primary:hover {
    background-color: var(--primary-hover);
}
.btn-secondary {
    background-color: var(--panel-bg);
    color: var(--text-color);
    border: 1px solid var(--border-color);
}
.btn-secondary:hover {
    background-color: #f9fafb;
}
.btn-danger {
    background-color: var(--danger-color);
    color: white;
}
.btn-danger:hover {
    background-color: var(--danger-hover);
}
.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

/* --- Components --- */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
}
.stat-card {
    background-color: var(--panel-bg);
    padding: 20px;
    border-radius: 12px;
    box-shadow: var(--shadow);
}
.stat-card h3 {
    margin-top: 0;
    color: var(--muted-color);
    font-size: 16px;
}
.stat-card p {
    font-size: 2.5em;
    font-weight: 600;
    margin: 0;
}

/* --- Table Styles --- */
table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--panel-bg);
    box-shadow: var(--shadow);
    border-radius: 12px;
    overflow: hidden;
}
th, td {
    padding: 16px 20px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}
th {
    background-color: #f9fafb;
    font-weight: 600;
    color: var(--muted-color);
    text-transform: uppercase;
    font-size: 12px;
}
td {
    color: var(--text-color);
}
tbody tr:last-child td {
    border-bottom: none;
}
tbody tr:hover {
    background-color: #f9fafb;
}
.ip-address {
    color: var(--muted-color);
    font-size: 12px;
}

/* --- Status Badge --- */
.status-badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    text-transform: capitalize;
}
.status-active {
    background-color: #dcfce7;
    color: #166534;
}
.status-closed {
    background-color: #fee2e2;
    color: #991b1b;
}

/* --- Filter & Bulk Actions --- */
.filter-controls {
    margin-bottom: 20px;
    display: flex;
    gap: 10px;
}
.bulk-actions-bar {
    padding: 15px 20px;
    background-color: #f3f4f6;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 15px;
}

/* --- Chat Transcript Styles --- */
.chat-view {
    background: var(--panel-bg);
    border-radius: 12px;
    box-shadow: var(--shadow);
    padding: 30px;
}
.chat-transcript {
    margin-top: 20px;
    background-color: #f9fafb;
    padding: 20px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    height: 60vh;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.wc-msg{
  max-width:78%;
  padding:10px 16px;
  border-radius:18px;
  font-size:15px;
  line-height:1.45;
  word-wrap:break-word;
}
.wc-msg--bot{
  background:#e5e7eb;
  color:#1f2937;
  align-self:flex-start;
  border-top-left-radius:6px;
}
.wc-msg--user{
  background:var(--primary-color);
  color:#fff;
  align-self:flex-end;
  border-top-right-radius:6px;
}
.chat-actions {
    margin-top: 20px;
    text-align: right;
}

/* --- Pagination --- */
.pagination-container {
    margin-top: 30px;
    display: flex;
    justify-content: center;
}
.pagination {
    display: flex;
    gap: 5px;
}
.page-link {
    padding: 8px 14px;
    text-decoration: none;
    color: var(--secondary-color);
    background-color: var(--panel-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    transition: background-color 0.2s, color 0.2s;
}
.page-link:hover {
    background-color: #f3f4f6;
}
.page-link.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* --- Embed Page --- */
.embed-code-box {
    background-color: #1f2937;
    color: #d1d5db;
    padding: 20px;
    border-radius: 8px;
    font-family: monospace;
    white-space: pre-wrap;
    word-wrap: break-word;
    box-shadow: var(--shadow);
}

.sidebar-logout {
    width: fit-content;
    margin-top: 20px;
    margin-left: 20px;
}