/* ============================================
   Admin Panel Styles
   Login gate + tabbed configuration panel
   ============================================ */

/* ---- Login Screen ---- */
.admin-panel-login {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding: 40px 20px;
    min-height: 60vh;
}

.admin-panel-login-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 40px 36px;
    max-width: 460px;
    width: 100%;
    text-align: center;
    box-shadow: var(--shadow-md);
}

.admin-panel-login-icon {
    font-size: 48px;
    margin-bottom: 12px;
}

.admin-panel-login-card h2 {
    color: var(--text-primary);
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 6px;
}

.admin-panel-login-subtitle {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 20px;
}

.admin-panel-login-form {
    text-align: left;
    margin-top: 16px;
}

.admin-panel-login-btn {
    width: 100%;
    padding: 12px;
    font-size: 15px;
    margin-top: 8px;
}

.admin-panel-login-error {
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid var(--accent-danger);
    color: var(--accent-danger);
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 13px;
    margin-bottom: 10px;
}

.admin-panel-login-hint {
    margin-top: 20px;
    text-align: left;
}

.admin-panel-login-hint details {
    font-size: 13px;
    color: var(--text-muted);
}

.admin-panel-login-hint summary {
    cursor: pointer;
    color: var(--accent-primary);
}

.admin-panel-login-hint p {
    margin-top: 6px;
    color: var(--text-secondary);
}

/* ---- Shared form elements ---- */
.admin-panel-field {
    margin-bottom: 14px;
}

.admin-panel-field label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 5px;
}

.admin-panel-input {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 14px;
    transition: border-color var(--transition);
    box-sizing: border-box;
}

.admin-panel-input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

.admin-panel-input::placeholder {
    color: var(--text-muted);
}

/* ---- Warning Boxes ---- */
.admin-panel-warning-box {
    display: flex;
    gap: 12px;
    padding: 14px 16px;
    border-radius: 10px;
    font-size: 13px;
    line-height: 1.5;
    margin-bottom: 20px;
    align-items: flex-start;
}

.admin-panel-warning-icon {
    font-size: 20px;
    flex-shrink: 0;
    line-height: 1;
    margin-top: 2px;
}

.admin-panel-warning-info {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.3);
    color: var(--text-secondary);
}

.admin-panel-warning-danger {
    background: rgba(239, 68, 68, 0.08);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--text-secondary);
}

.admin-panel-warning-danger strong {
    color: var(--accent-danger);
}

/* ---- Session Bar ---- */
.admin-panel-session-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    margin-bottom: 16px;
}

.admin-panel-session-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.admin-panel-role-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.role-admin {
    background: rgba(99, 102, 241, 0.15);
    color: var(--accent-primary);
    border: 1px solid rgba(99, 102, 241, 0.3);
}

.role-developer {
    background: rgba(245, 158, 11, 0.15);
    color: var(--accent-warning);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.admin-panel-session-text {
    font-size: 13px;
    color: var(--text-secondary);
}

/* ---- Tabs ---- */
.admin-panel-tabs {
    display: flex;
    gap: 4px;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 24px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.admin-panel-tab {
    padding: 10px 18px;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: all var(--transition);
    white-space: nowrap;
}

.admin-panel-tab:hover {
    color: var(--text-primary);
    background: var(--bg-hover);
}

.admin-panel-tab.active {
    color: var(--accent-primary);
    border-bottom-color: var(--accent-primary);
}

.admin-panel-tab.tab-developer {
    color: var(--accent-warning);
}

.admin-panel-tab.tab-developer.active {
    color: var(--accent-warning);
    border-bottom-color: var(--accent-warning);
}

/* ---- Tab Content Sections ---- */
.admin-panel-section {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 24px;
    margin-bottom: 20px;
}

.admin-panel-section h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.admin-panel-section-desc {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 20px;
}

.admin-panel-form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.admin-panel-field-row {
    grid-column: 1 / -1;
    display: flex;
    gap: 12px;
}

.admin-panel-checkbox-field {
    grid-column: 1 / -1;
}

.admin-panel-checkbox-field label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-weight: 500;
    color: var(--text-primary);
}

.admin-panel-checkbox-field input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--accent-primary);
}

.admin-panel-hint {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 4px;
    margin-left: 26px;
}

/* ---- Actions bar ---- */
.admin-panel-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
}

.admin-panel-save-status {
    font-size: 13px;
    font-weight: 600;
    transition: opacity var(--transition);
}

.admin-panel-save-status.success {
    color: var(--accent-success);
}

.admin-panel-save-status.error {
    color: var(--accent-danger);
}

/* ---- System Info Table ---- */
.admin-panel-system-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.admin-panel-info-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 14px;
    background: var(--bg-input);
    border-radius: 6px;
    font-size: 13px;
}

.admin-panel-info-row span:first-child {
    color: var(--text-secondary);
    font-weight: 500;
}

.admin-panel-status-indicator {
    font-weight: 600;
}

.admin-panel-status-indicator.status-ok {
    color: var(--accent-success);
}

.admin-panel-status-indicator.status-off {
    color: var(--text-muted);
}

/* ---- Responsive ---- */
@media (max-width: 768px) {
    .admin-panel-form-grid {
        grid-template-columns: 1fr;
    }

    .admin-panel-field-row {
        flex-direction: column;
    }

    .admin-panel-field-row .admin-panel-field {
        flex: 1 1 auto !important;
    }

    .admin-panel-session-bar {
        flex-direction: column;
        gap: 10px;
        align-items: flex-start;
    }

    .admin-panel-tabs {
        gap: 2px;
    }

    .admin-panel-tab {
        padding: 8px 12px;
        font-size: 12px;
    }

    .admin-panel-login-card {
        padding: 28px 20px;
    }

    .admin-panel-section {
        padding: 16px;
    }
}