/* ============================================
   Admin Panel — matches main IDE theme
   ============================================ */

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

/* ---------- SIDEBAR ---------- */
.admin-sidebar {
    width: 240px;
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border);
    padding: 1rem 0.75rem;
    display: flex;
    flex-direction: column;
    position: sticky;
    top: 0;
    height: 100vh;
    font-size: 13px;
}

.sidebar-logo {
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--text-strong);
    padding: 0.5rem 0.75rem 1.25rem;
    border-bottom: 1px solid var(--border-soft);
    margin-bottom: 1rem;
}

.sidebar-logo .logo-tag {
    color: var(--accent-purple);
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex: 1;
}

.sidebar-nav a {
    padding: 0.45rem 0.75rem;
    border-radius: 4px;
    color: var(--text-primary);
    font-family: var(--font-mono);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
}

.sidebar-nav a:hover {
    background: var(--bg-elev-hover);
    color: var(--text-strong);
    text-decoration: none;
}

.sidebar-nav a.active {
    background: rgba(97, 175, 239, 0.15);
    color: var(--accent-blue);
    border-left: 2px solid var(--accent-blue);
    padding-left: calc(0.75rem - 2px);
}

.sidebar-footer {
    border-top: 1px solid var(--border-soft);
    padding-top: 0.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.sidebar-user {
    font-family: var(--font-mono);
    font-size: 11.5px;
    color: var(--text-muted);
    padding: 0 0.5rem;
    margin-bottom: 0.25rem;
}

.sidebar-user strong { color: var(--accent-green); }

/* ---------- MAIN ---------- */
.admin-main {
    flex: 1;
    padding: 2rem 2.5rem;
    max-width: calc(100vw - 240px);
    overflow-x: hidden;
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 2rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--border-soft);
}

.admin-header h1 {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-strong);
    margin-bottom: 0.25rem;
}

.text-muted {
    color: var(--text-muted);
    font-family: var(--font-mono);
    font-size: 12.5px;
}

.admin-section {
    margin-bottom: 2.5rem;
}

.admin-section h2 {
    font-family: var(--font-mono);
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-strong);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ---------- STATS ---------- */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 2.5rem;
}

.stat-card {
    background: var(--bg-elev);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius);
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.stat-label {
    color: var(--text-muted);
    font-family: var(--font-mono);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.stat-value {
    font-family: var(--font-mono);
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-blue);
    line-height: 1;
}

.stat-value.warning { color: var(--accent-yellow); }
.stat-value.success { color: var(--accent-green); }
.stat-value.purple  { color: var(--accent-purple); }

.stat-link {
    margin-top: 0.4rem;
    color: var(--accent-blue);
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 500;
}

/* ---------- TABLES ---------- */
.admin-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-elev);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius);
    overflow: hidden;
    font-size: 13.5px;
}

.admin-table th,
.admin-table td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-soft);
}

.admin-table thead th {
    background: var(--bg-tabbar);
    text-transform: uppercase;
    font-size: 11px;
    letter-spacing: 0.06em;
    color: var(--text-muted);
    font-weight: 600;
    font-family: var(--font-mono);
}

.admin-table tbody tr:hover {
    background: var(--bg-elev-hover);
}

.admin-table tbody tr:last-child td {
    border-bottom: none;
}

.actions-cell {
    display: flex;
    gap: 0.4rem;
    flex-wrap: wrap;
}

/* ---------- ADMIN FORM ---------- */
.admin-form {
    padding: 1.5rem;
    background: var(--bg-elev);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius);
    margin-bottom: 1.25rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.checkbox-group label {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-family: var(--font-mono);
    font-size: 13px;
}

.checkbox-group input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--accent-blue);
}

.form-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}

/* ---------- MESSAGES ---------- */
.messages-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.message-card {
    background: var(--bg-elev);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius);
    padding: 1.25rem;
    border-left: 3px solid transparent;
}

.message-card.unread {
    border-left-color: var(--accent-blue);
}

.message-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.5rem;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.message-head strong {
    color: var(--text-strong);
}

.message-email {
    font-family: var(--font-mono);
    color: var(--accent-blue);
    margin-left: 0.5rem;
    font-size: 12.5px;
}

.message-date {
    color: var(--text-muted);
    font-size: 12px;
    font-family: var(--font-mono);
}

.message-subject {
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    font-size: 13px;
}

.message-body {
    color: var(--text-primary);
    padding: 0.85rem 1rem;
    background: var(--bg-app);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius);
    margin-bottom: 0.75rem;
    white-space: pre-wrap;
    font-size: 13.5px;
    line-height: 1.6;
}

.message-foot {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
    font-size: 12px;
}

.message-actions {
    display: flex;
    gap: 0.4rem;
    margin-left: auto;
}

/* ---------- LOGIN PAGE ---------- */
.login-wrapper {
    width: 100%;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    position: relative;
    background: var(--bg-app);
}

.login-card {
    width: 100%;
    max-width: 400px;
    background: var(--bg-elev);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius);
    padding: 2rem;
    position: relative;
    overflow: hidden;
}

.login-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 28px;
    background: var(--bg-tabbar);
    border-bottom: 1px solid var(--border-soft);
}

.login-card::after {
    content: '● ● ●';
    position: absolute;
    top: 4px;
    left: 10px;
    color: var(--text-muted);
    font-size: 12px;
    letter-spacing: 3px;
    line-height: 22px;
}

.login-card > * { position: relative; z-index: 1; }

.back-link {
    position: absolute;
    top: 5px;
    right: 12px;
    font-family: var(--font-mono);
    font-size: 11.5px;
    color: var(--text-muted);
    z-index: 2;
}

.back-link:hover {
    color: var(--accent-blue);
    text-decoration: none;
}

.login-header {
    text-align: center;
    margin: 1.25rem 0 1.75rem;
}

.login-logo {
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.login-logo .logo-tag {
    color: var(--accent-purple);
}

.login-header h1 {
    font-size: 1.4rem;
    margin-bottom: 0.4rem;
    color: var(--text-strong);
}

.login-header p {
    color: var(--text-muted);
    font-size: 13px;
}

.login-hint {
    margin-top: 1.25rem;
    text-align: center;
    font-family: var(--font-mono);
    font-size: 11.5px;
    color: var(--text-muted);
}

.login-hint code {
    background: var(--bg-app);
    border: 1px solid var(--border-soft);
    padding: 0.1rem 0.4rem;
    border-radius: 3px;
    color: var(--accent-green);
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 900px) {
    .admin-body {
        flex-direction: column;
    }

    .admin-sidebar {
        width: 100%;
        height: auto;
        position: static;
        flex-direction: row;
        flex-wrap: wrap;
        align-items: center;
        padding: 0.75rem 1rem;
        gap: 0.75rem;
    }

    .sidebar-logo {
        margin: 0;
        padding: 0;
        border-bottom: none;
        flex: 1;
    }
    .sidebar-nav { flex-direction: row; flex-wrap: wrap; }
    .sidebar-nav a { padding: 0.4rem 0.6rem; }
    .sidebar-footer {
        flex-direction: row;
        align-items: center;
        border-top: none;
        padding: 0;
        margin: 0;
        margin-left: auto;
    }
    .sidebar-user { margin: 0; }

    .admin-main {
        padding: 1.25rem;
        max-width: 100%;
    }
    .form-row { grid-template-columns: 1fr; }
    .admin-table { font-size: 12.5px; }
    .admin-table th, .admin-table td { padding: 0.55rem; }
}