/* modals.css — Session modal, session dropdown, settings modal, plan modal, folder browser, close buttons */

/* Session Dropdown Styles - Hidden when using tabs */
.session-dropdown {
    position: relative;
    display: none; /* Hide dropdown when using tabs */
}

.session-btn {
    display: flex;
    align-items: center;
    gap: 8px;
}

.session-btn svg {
    opacity: 0.8;
}

.dropdown-arrow {
    transition: transform var(--duration-normal, 200ms) var(--ease-default, cubic-bezier(0.4, 0, 0.2, 1));
}

.session-dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 8px;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
    min-width: 320px;
    max-width: 400px;
    z-index: var(--z-dropdown);
    display: none;
}

.session-dropdown-menu.active {
    display: block;
}

.session-dropdown-header {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.session-dropdown-header h3 {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.session-list {
    max-height: 300px;
    overflow-y: auto;
}

.session-item {
    padding: 12px 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: background-color var(--duration-normal, 200ms) var(--ease-default, cubic-bezier(0.4, 0, 0.2, 1));
}

.session-item:hover {
    background-color: var(--bg-tertiary);
}

.session-item.active {
    background-color: var(--bg-tertiary);
    border-left: 3px solid var(--accent);
    padding-left: 13px;
}

.session-info {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
}

.session-status {
    font-size: 10px;
}

.session-details {
    flex: 1;
}

.session-name {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.session-meta {
    font-size: 11px;
    color: var(--text-secondary);
}

.session-folder {
    font-size: 11px;
    color: var(--text-secondary);
    margin-top: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 200px;
}

.session-actions {
    display: flex;
    gap: 4px;
}

.no-sessions {
    padding: 24px;
    text-align: center;
    color: var(--text-secondary);
    font-size: 13px;
}

.session-dropdown-footer {
    padding: 12px 16px;
    border-top: 1px solid var(--border);
}

/* Session Modal Styles */
.session-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--overlay-backdrop);
    z-index: var(--z-modal);
    align-items: center;
    justify-content: center;
    -webkit-backdrop-filter: blur(4px);
    backdrop-filter: blur(4px);
}

.session-modal.active {
    display: flex;
}

.session-modal .modal-content {
    background-color: var(--bg-secondary);
    border-radius: 12px;
    border: 1px solid var(--border);
    width: 90%;
    max-width: 480px;
    box-shadow: var(--shadow-xl);
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-primary);
}

.form-group input {
    width: 100%;
    padding: 8px 12px;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 13px;
}

.form-group input:focus {
    outline: none;
    border-color: var(--accent);
}

/* Settings Modal */
.settings-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--overlay-backdrop);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    -webkit-backdrop-filter: blur(4px);
    backdrop-filter: blur(4px);
}

.settings-modal.active {
    display: flex;
}

.modal-content {
    background-color: var(--bg-secondary);
    border-radius: 12px;
    border: 1px solid var(--border);
    width: 400px;
    max-width: 90vw;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
    margin: 20px auto;
    box-shadow: var(--shadow-xl);
    animation: modalEnter var(--duration-normal, 200ms) var(--ease-out, ease-out);
}

@keyframes modalEnter {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(8px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

@keyframes modalExit {
    from { opacity: 1; transform: scale(1) translateY(0); }
    to { opacity: 0; transform: scale(0.95) translateY(8px); }
}

.modal-content.closing {
    animation: modalExit var(--duration-fast, 150ms) var(--ease-in, ease-in) forwards;
}

/* Backdrop fade transitions */
.modal-backdrop {
    transition: opacity var(--duration-normal, 200ms) var(--ease-default, cubic-bezier(0.4, 0, 0.2, 1));
}
.modal-backdrop.closing { opacity: 0; }

.modal-header {
    padding: 20px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h2 {
    font-size: 18px;
    font-weight: 600;
}

.close-btn, .modal-close {
    background: none;
    border: none;
    font-size: 24px;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0;
    min-width: 44px;
    min-height: 44px;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    -webkit-tap-highlight-color: transparent;
    transition: background-color var(--duration-fast, 150ms) var(--ease-default, cubic-bezier(0.4, 0, 0.2, 1)),
                opacity var(--duration-fast, 150ms) var(--ease-default, cubic-bezier(0.4, 0, 0.2, 1));
    opacity: 0.6;
}

.close-btn:hover {
    opacity: 1;
    background-color: var(--surface-tertiary);
    color: var(--text-primary);
}

.modal-body {
    padding: 20px;
}

.setting-group {
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.setting-group label {
    flex: 0 0 auto;
    width: 100px;
    font-weight: 500;
    font-size: 14px;
}

.setting-group input[type="range"] {
    flex: 1;
    height: 4px;
    background: var(--border);
    outline: none;
    border-radius: 2px;
}

.setting-group input[type="range"]::-webkit-slider-thumb {
    appearance: none;
    width: 16px;
    height: 16px;
    background: var(--accent);
    cursor: pointer;
    border-radius: 50%;
}

.setting-group select {
    flex: 1;
    padding: 6px 12px;
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: 4px;
    font-family: var(--font-mono);
}

.setting-group input[type="checkbox"]:not(.switch-input) {
    width: 16px;
    height: 16px;
    accent-color: var(--accent);
}

#fontSizeValue {
    flex: 0 0 auto;
    width: 40px;
    font-size: 12px;
    color: var(--text-secondary);
}

.setting-warning {
    display: block;
    color: var(--status-warning);
    margin-top: 4px;
    font-size: 11px;
    line-height: 1.4;
}

.setting-divider {
    border-top: 1px solid var(--border-default, var(--border));
    padding-top: 16px;
    margin-top: 8px;
}

.setting-section {
    margin-bottom: 8px;
}

.setting-section-header {
    padding: 8px 0;
    margin-bottom: 12px;
    border-bottom: 1px solid var(--border-default, var(--border));
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    cursor: pointer;
    user-select: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.setting-section-header::after {
    content: '\25BE';
    font-size: 10px;
    transition: transform 0.2s;
}

.setting-section.collapsed .setting-section-header::after {
    transform: rotate(-90deg);
}

.setting-section.collapsed .setting-section-content {
    display: none;
}

.setting-group--warning {
    border: 1px solid var(--status-warning, #f59e0b);
    border-radius: 6px;
    padding: 10px 12px;
    background: rgba(245, 158, 11, 0.08);
}

.btn-save-success {
    background-color: var(--status-success, #22c55e) !important;
    border-color: var(--status-success, #22c55e) !important;
    color: white !important;
    transition: background-color 0.3s, border-color 0.3s;
}

.modal-footer {
    padding: 20px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-end;
    gap: 8px;
}

/* Plan Modal Styles */
.plan-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--overlay-backdrop);
    z-index: var(--z-modal);
    animation: fadeIn var(--duration-slow, 300ms) var(--ease-default, cubic-bezier(0.4, 0, 0.2, 1));
}

.plan-modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.plan-modal .modal-content {
    background-color: var(--bg-secondary);
    border-radius: 12px;
    width: 90%;
    max-width: 800px;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-xl);
}

.plan-modal .modal-header {
    padding: 20px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.plan-modal .modal-header h2 {
    margin: 0;
    color: var(--text-primary);
    font-size: 1.5rem;
}

.plan-modal .modal-body {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
}

.plan-status {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 15px;
    background-color: var(--bg-tertiary);
    border-radius: 8px;
    margin-bottom: 20px;
}

.plan-status-indicator {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--status-success);
    animation: plan-indicator-pulse 2s infinite;
}

@keyframes plan-indicator-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.plan-status-text {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.plan-content {
    background-color: var(--surface-primary);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-lg);
    padding: 20px;
    font-size: var(--text-md);
    line-height: var(--leading-relaxed);
    color: var(--text-primary);
    overflow-y: auto;
    max-height: 60vh;
}

/* Fallback for when marked.js is not loaded */
.plan-content.plan-content--raw {
    white-space: pre-wrap;
    font-family: var(--font-mono);
    font-size: var(--text-base);
}

/* Rendered markdown elements */
.plan-content h1 { font-size: 1.4rem; margin: 1.2rem 0 0.6rem; color: var(--accent-default); font-weight: var(--weight-semibold); }
.plan-content h2 { font-size: 1.2rem; margin: 1rem 0 0.5rem; color: var(--accent-default); font-weight: var(--weight-semibold); }
.plan-content h3 { font-size: 1rem; margin: 0.8rem 0 0.4rem; font-weight: var(--weight-semibold); }
.plan-content p { margin: 0.5rem 0; }
.plan-content ul, .plan-content ol { margin: 0.5rem 0 0.5rem 1.5rem; }
.plan-content li { margin: 0.3rem 0; }
.plan-content a { color: var(--accent-default); text-decoration: underline; }
.plan-content a:hover { color: var(--accent-hover); }
.plan-content blockquote {
    border-left: 3px solid var(--accent-default);
    padding-left: 12px;
    margin: 0.5rem 0;
    color: var(--text-secondary);
}
.plan-content code {
    background: var(--surface-tertiary);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 0.9em;
    color: var(--accent-default);
}
.plan-content pre {
    background: var(--surface-tertiary);
    padding: 12px;
    border-radius: var(--radius-md);
    overflow-x: auto;
    margin: 10px 0;
    font-family: var(--font-mono);
    font-size: var(--text-base);
    line-height: var(--leading-normal);
}
.plan-content pre code {
    background: none;
    padding: 0;
    color: inherit;
}
.plan-content table {
    border-collapse: collapse;
    width: 100%;
    margin: 0.5rem 0;
    font-size: var(--text-base);
}
.plan-content th, .plan-content td {
    border: 1px solid var(--border-default);
    padding: 6px 10px;
    text-align: left;
}
.plan-content th {
    background: var(--surface-tertiary);
    font-weight: var(--weight-semibold);
}
.plan-content hr {
    border: none;
    border-top: 1px solid var(--border-default);
    margin: 1rem 0;
}

.plan-modal .modal-footer {
    padding: 20px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: center;
    gap: 15px;
}

.plan-modal .btn {
    padding: 10px 30px;
    font-size: 1rem;
    font-weight: 600;
}

.plan-modal .btn-success {
    background-color: var(--status-success);
    color: white;
}

.plan-modal .btn-success:hover {
    background-color: var(--color-green-600);
}

.plan-modal .btn-danger {
    background-color: var(--color-red-500);
    color: white;
}

.plan-modal .btn-danger:hover {
    background-color: var(--color-red-600);
}

/* Folder Browser Modal */
.folder-browser-modal {
    display: none;
    position: fixed;
    z-index: var(--z-modal);
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: var(--overlay-backdrop);
    backdrop-filter: blur(4px);
}

.folder-browser-modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.folder-browser-content {
    width: 90%;
    max-width: 700px;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
}

.folder-browser-body {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-height: 0;
    padding: 20px;
    gap: 16px;
    overflow: hidden;
}

.folder-path-bar {
    display: flex;
    gap: 8px;
    align-items: center;
}

.btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px;
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: 4px;
    cursor: pointer;
    transition: all var(--duration-normal, 200ms) var(--ease-default, cubic-bezier(0.4, 0, 0.2, 1));
    min-width: 36px;
    height: 36px;
}

.btn-icon:hover {
    background-color: var(--accent);
    color: white;
    border-color: var(--accent);
}

.btn-icon:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-icon:disabled:hover {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border-color: var(--border);
}

.folder-path-input {
    flex: 1;
    padding: 8px 12px;
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 13px;
}

.folder-create-bar {
    display: flex;
    gap: 8px;
    align-items: center;
    padding: 12px;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--accent);
    border-radius: 4px;
}

.folder-name-input {
    flex: 1;
    padding: 8px 12px;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 13px;
}

.folder-name-input:focus {
    outline: none;
    border-color: var(--accent);
}

.btn-small {
    padding: 6px 12px;
    font-size: 12px;
}

.folder-list-container {
    flex: 1;
    min-height: 200px;
    max-height: 400px;
    border: 1px solid var(--border);
    border-radius: 4px;
    background-color: var(--bg-tertiary);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.folder-list {
    flex: 1;
    overflow-y: auto;
    padding: 8px;
    min-height: 0;
}

.folder-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    margin-bottom: 4px;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 4px;
    cursor: pointer;
    transition: all var(--duration-normal, 200ms) var(--ease-default, cubic-bezier(0.4, 0, 0.2, 1));
    font-size: 14px;
    min-height: 44px;
}

.folder-item:hover {
    background-color: var(--accent);
    color: white;
    border-color: var(--accent);
}

.folder-icon {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
}

.folder-name {
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.folder-browser-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-secondary);
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    cursor: pointer;
}

.folder-browser-buttons {
    display: flex;
    gap: 8px;
}

.empty-folder-message {
    padding: 40px;
    text-align: center;
    color: var(--text-secondary);
    font-size: 14px;
}

/* ── Mobile settings: stacked layout ── */
@media (max-width: 480px) {
    .setting-group { flex-direction: column; align-items: flex-start; gap: 6px; }
    .setting-group label { width: auto; }
    .setting-group select, .setting-group input[type="range"] { width: 100%; }
}

/* ── Keyboard-open: constrain modal to visual viewport (mobile only) ── */
@media (max-width: 820px) {
    body.keyboard-open .modal-content {
        max-height: calc(var(--visual-viewport-height, 100dvh) - 20px);
    }
}