/* Tunnel Modal Styles */
.tunnel-container {
    padding: 1rem;
    width: 100%;
}

.tunnel-description {
    margin-bottom: 1.5rem;
    text-align: center;
}

.tunnel-actions {
    display: flex;
    justify-content: center;
    margin-top: 2rem;
    margin-bottom: 2rem;
}

.tunnel-link-container {
    margin-top: 1rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.tunnel-link-field {
    display: flex;
    align-items: center;
    margin-bottom: 0.5rem;
    background-color: var(--bg-color-secondary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
}

.tunnel-link-input {
    flex: 1;
    padding: 0.75rem;
    background-color: transparent;
    border: none;
    color: var(--text-color);
    font-size: 0.9rem;
    outline: none;
}

.copy-link-button {
    padding: 0.5rem 0.75rem;
    background: none;
    border: none;
    border-left: 1px solid var(--border-color);
    color: var(--text-color);
    cursor: pointer;
    transition: background-color 0.2s;
}

.copy-link-button:hover {
    background-color: var(--bg-color-tertiary);
}

.copy-link-button i,
.refresh-link-button i,
.btn i {
    margin-right: 6px;
}

.tunnel-link-info {
    margin-top: 1rem;
    font-size: 1rem;
    color: var(--text-color);
    text-align: center;
    line-height: 1.5;
}

.loading-spinner {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 2rem;
    margin-bottom: 2rem;
    min-height: 38px;
    font-style: italic;
    color: var(--text-color-secondary);
}

.loading-spinner i {
    font-size: 1.5rem;
    margin-right: 10px;
    color: var(--accent-color);
}

.refresh-link-button {
    padding: 0.5rem 0.75rem;
    background: none;
    border: none;
    border-left: 1px solid var(--border-color);
    color: var(--text-color);
    cursor: pointer;
    transition: background-color 0.2s;
}

.refresh-link-button:hover {
    background-color: var(--bg-color-tertiary);
    color: var(--accent-color);
}

.tunnel-link-persistence {
    margin-top: 0.75rem;
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.7);
    text-align: center;
    font-style: italic;
}

.btn-danger {
    background-color: #dc3545;
    color: white;
    border: none;
}

.btn-danger:hover {
    background-color: #bd2130;
}

.stop-tunnel-container {
    margin-top: 20px;
    display: flex;
    justify-content: center;
}

/* Section title icon styling */
.section-title i {
    margin-right: 8px;
}

/* Copy button states */
.copy-success {
    background-color: rgba(40, 167, 69, 0.15) !important;
    color: #28a745 !important;
    border-left: 1px solid rgba(40, 167, 69, 0.5) !important;
    transition: all 0.3s ease-in-out;
}

.copy-error {
    background-color: rgba(220, 53, 69, 0.15) !important;
    color: #dc3545 !important;
    border-left: 1px solid rgba(220, 53, 69, 0.5) !important;
    transition: all 0.3s ease-in-out;
}

/* Animation for copy button */
@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.copy-success, .copy-error {
    animation: pulse 0.5s;
}

/* Refresh button state */
.refreshing {
    opacity: 0.7;
    pointer-events: none;
    background-color: rgba(108, 117, 125, 0.15) !important;
    border-left: 1px solid rgba(108, 117, 125, 0.5) !important;
}

/* Create and Stop button states */
.creating, .stopping {
    opacity: 0.8;
    pointer-events: none;
    cursor: not-allowed;
}

.creating {
    background-color: rgba(0, 123, 255, 0.7) !important;
}

.stopping {
    background-color: rgba(220, 53, 69, 0.7) !important;
}

/* QR Code Styles */
.tunnel-qr-container {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 1rem;
    margin: 0.5rem 0;
    padding: 1rem;
    background-color: var(--bg-color-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
}

.tunnel-qr-code {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 128px;
    min-height: 128px;
    background-color: white;
    border-radius: 8px;
    padding: 8px;
}

.tunnel-qr-code canvas,
.tunnel-qr-code img {
    border-radius: 4px;
    max-width: 100%;
    max-height: 100%;
}

.tunnel-qr-label {
    font-size: 0.9rem;
    color: var(--text-color-secondary);
    text-align: center;
    line-height: 1.4;
    flex: 1;
}

.qr-error {
    color: var(--error-color, #dc3545);
    font-size: 0.8rem;
    text-align: center;
    padding: 1rem;
    background-color: rgba(220, 53, 69, 0.1);
    border-radius: 4px;
    border: 1px solid rgba(220, 53, 69, 0.2);
}

/* Responsive design for QR code container */
@media (max-width: 640px) {
    .tunnel-qr-container {
        flex-direction: column;
        text-align: center;
        gap: 0.75rem;
        padding: 0.75rem;
    }

    .tunnel-qr-code {
        min-width: 100px;
        min-height: 100px;
        align-self: center;
    }

    .tunnel-qr-label {
        text-align: center;
    }
}

/* Light mode adjustments */
.light-mode .tunnel-qr-code {
    background-color: #ffffff;
    border: 1px solid #e0e0e0;
}

.light-mode .qr-error {
    background-color: rgba(220, 53, 69, 0.05);
    color: #dc3545;
}