:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --text-primary: #333333;
    --text-secondary: #666666;
    --border-color: #e1e5e9;
    --accent-color: #007acc;
    --hover-color: #f0f0f0;
    --tab-active: #ffffff;
    --shadow: 0 2px 4px rgba(0,0,0,0.1);
    --success-color: #4CAF50;
    --error-color: #f44336;
    --warning-color: #ff9800;
    --status-bar-bg: #ffffff;
    --safe-area-inset-top: env(safe-area-inset-top);
    --safe-area-inset-right: env(safe-area-inset-right);
    --safe-area-inset-bottom: env(safe-area-inset-bottom);
    --safe-area-inset-left: env(safe-area-inset-left);
}

[data-theme="dark"] {
    --bg-primary: #1e1e1e;
    --bg-secondary: #252526;
    --text-primary: #ffffff;
    --text-secondary: #cccccc;
    --border-color: #3c3c3c;
    --accent-color: #0078d4;
    --hover-color: #2d2d30;
    --tab-active: #1e1e1e;
    --shadow: 0 2px 4px rgba(0,0,0,0.3);
    --success-color: #66BB6A;
    --error-color: #EF5350;
    --warning-color: #FFA726;
    --status-bar-bg: #1e1e1e;
}

.icon-btn {
    padding: 6px 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.icon {
    width: 20px;
    height: 20px;
    display: block;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

* {
    scrollbar-width: thin;
    scrollbar-color: var(--border-color) var(--bg-primary);
}

*::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

*::-webkit-scrollbar-track {
    background: var(--bg-primary);
    border-radius: 4px;
}

*::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
    transition: background-color 0.2s ease;
}

*::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

*::-webkit-scrollbar-thumb:active {
    background: var(--accent-color);
}

*::-webkit-scrollbar-corner {
    background: var(--bg-primary);
}

[data-theme="dark"] *::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

[data-theme="dark"] *::-webkit-scrollbar-thumb {
    background: var(--border-color);
}

[data-theme="dark"] *::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

[data-theme="dark"] *::-webkit-scrollbar-corner {
    background: var(--bg-primary);
}

html {
    -webkit-text-size-adjust: 100%;
    -moz-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
    text-size-adjust: 100%;
    background-color: var(--status-bar-bg);
    transition: background-color 0.2s ease;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    height: 100vh;
    height: 100dvh;
    overflow: hidden;
    cursor: auto !important;
    position: fixed;
    width: 100%;
    padding-left: var(--safe-area-inset-left);
    padding-right: var(--safe-area-inset-right);
    transition: background-color 0.2s ease;
}

[data-theme="dark"] html {
    background-color: var(--bg-primary);
}

.app-container {
    display: flex;
    flex-direction: column;
    height: 100vh;
    height: 100dvh;
    cursor: auto !important;
    padding-top: var(--safe-area-inset-top);
}

.tabs-container {
    display: flex;
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    position: relative;
    cursor: auto !important; 
    flex-shrink: 0; 
    min-height: 40px; 
}

.tabs-list {
    display: flex;
    flex: 1;
    overflow-x: auto;
    scroll-behavior: smooth;
    cursor: auto !important;
    scrollbar-width: thin;
    scrollbar-color: var(--border-color) var(--bg-secondary);
}

.tabs-list::-webkit-scrollbar {
    height: 6px;
}

.tabs-list::-webkit-scrollbar-track {
    background: var(--bg-secondary);
    border-radius: 3px;
}

.tabs-list::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
    transition: background-color 0.2s ease;
}

.tabs-list::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

.tabs-list::-webkit-scrollbar-thumb:active {
    background: var(--accent-color);
}

[data-theme="dark"] .tabs-list::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

[data-theme="dark"] .tabs-list::-webkit-scrollbar-thumb {
    background: var(--border-color);
}

[data-theme="dark"] .tabs-list::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

.tab {
    display: flex;
    align-items: center;
    padding: 8px 12px;
    background-color: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    cursor: pointer !important;
    min-width: 120px;
    max-width: 200px;
    position: relative;
    transition: background-color 0.2s ease;
    user-select: none;
    flex-shrink: 0;
}

.tab:hover {
    background-color: var(--hover-color);
    cursor: pointer !important; 
}

.tab.active {
    background-color: var(--tab-active);
    border-bottom: 2px solid var(--accent-color);
    cursor: pointer !important; 
}

.tab.dragging {
    opacity: 0.7;
    background-color: var(--accent-color);
    color: white;
    transform: scale(1.05);
    z-index: 1000;
    box-shadow: var(--shadow);
    cursor: grabbing !important; 
}

.tab-title {
    flex: 1;
    font-size: 12px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--text-primary);
    cursor: inherit;
}

.tab-title-input {
    background: transparent;
    border: 1px solid var(--accent-color);
    padding: 2px 4px;
    border-radius: 2px;
    outline: none;
    font-size: 12px;
    color: var(--text-primary);
    font-family: inherit;
    width: 100%;
    cursor: text !important; 
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}

.tab-close {
    margin-left: 8px;
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer !important; 
    padding: 2px;
    border-radius: 2px;
    font-size: 12px;
    line-height: 1;
}

.tab-close:hover {
    background-color: var(--hover-color);
    color: var(--text-primary);
    cursor: pointer !important; 
}

.new-tab-btn {
    background: var(--bg-secondary);
    border: none;
    padding: 8px 12px;
    cursor: pointer !important; 
    font-size: 16px;
    color: var(--text-secondary);
    transition: all 0.2s;
    border-left: 1px solid var(--border-color);
    width: 50px;
    flex-shrink: 0;
    height: 100%; 
    display: flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
}

.content-area {
    flex: 1;
    overflow: hidden;
    cursor: auto !important;
    min-height: 0;
}

.editor-container {
    height: 100%;
    cursor: auto !important; 
}

.editor {
    width: 100%;
    height: 100%;
    border: none;
    outline: none;
    resize: none;
    padding: 16px;
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
    font-size: 14px;
    line-height: 1.5;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    display: none;
    cursor: text !important;
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    scrollbar-width: thin;
    scrollbar-color: var(--border-color) var(--bg-primary);
}

.editor::-webkit-scrollbar {
    width: 8px;
}

.editor::-webkit-scrollbar-track {
    background: var(--bg-primary);
    border-radius: 4px;
}

.editor::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
    transition: background-color 0.2s ease;
}

.editor::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

.editor::-webkit-scrollbar-thumb:active {
    background: var(--accent-color);
}

.editor.active {
    display: block;
    cursor: text !important; 
}

[data-theme="dark"] .icon,
[data-theme="dark"] .github-svg {
    filter: brightness(0) invert(1);
}

.control-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 5px 16px;
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    box-shadow: 0 -2px 4px rgba(0,0,0,0.1);
    cursor: auto !important;
    position: relative;
    flex-shrink: 0;
    padding-bottom: var(--safe-area-inset-bottom);
}

.bar-left {
    display: flex;
    align-items: center;
    min-width: 0;
    flex: 1;
}

.github-link {
    display: flex;
    align-items: center;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    gap: 6px;
    transition: color 0.2s;
    cursor: pointer;
    min-width: 0;
}

.github-link:hover {
    color: var(--accent-color);
    text-decoration: underline;
}

.github-svg {
    width: 20px;
    height: 20px;
    display: inline-block;
    vertical-align: middle;
    flex-shrink: 0;
}

.repo-link-text {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    min-width: 0;
}

.bar-center {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    font-weight: bold;
    font-size: 16px;
    color: var(--text-primary);
    pointer-events: none;
    user-select: none;
    letter-spacing: 1px;
    z-index: 1;
}

[data-theme="dark"] .control-bar {
    box-shadow: 0 -2px 4px rgba(0,0,0,0.3);
}

.controls {
    display: flex;
    gap: 8px;
    cursor: auto !important;
    z-index: 1;
    align-items: center;
    flex-shrink: 0;
}

.control-btn {
    background: none;
    border: none;
    padding: 6px 10px;
    border-radius: 4px;
    cursor: pointer !important; 
    font-size: 14px;
    color: var(--text-primary);
    transition: background-color 0.2s;
    flex-shrink: 0;
    min-width: 44px;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.control-btn:hover {
    background-color: var(--hover-color);
    cursor: pointer !important; 
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="search"],
textarea {
    font-size: 16px;
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}

.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    padding: var(--safe-area-inset-top) var(--safe-area-inset-right) var(--safe-area-inset-bottom) var(--safe-area-inset-left);
}

.modal-content {
    background-color: var(--bg-primary);
    border-radius: 12px;
    width: 90%;
    max-width: 450px;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    border: 1px solid var(--border-color);
    transform: scale(0.95);
    animation: modalAppear 0.2s ease-out forwards;
    scrollbar-width: thin;
    scrollbar-color: var(--border-color) var(--bg-primary);
}

.modal-content::-webkit-scrollbar {
    width: 8px;
}

.modal-content::-webkit-scrollbar-track {
    background: var(--bg-primary);
    border-radius: 4px;
}

.modal-content::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
    transition: background-color 0.2s ease;
}

.modal-content::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

.modal-content::-webkit-scrollbar-thumb:active {
    background: var(--accent-color);
}

@keyframes modalAppear {
    to {
        transform: scale(1);
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h2 {
    margin: 0;
    font-size: 20px;
    color: var(--text-primary);
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    font-size: 28px;
    cursor: pointer;
    color: var(--text-secondary);
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    transition: all 0.2s;
}

.modal-close:hover {
    background-color: var(--hover-color);
    color: var(--text-primary);
}

.modal-body {
    padding: 0;
}

.sync-section {
    padding: 24px;
    border-bottom: 1px solid var(--border-color);
}

.sync-section:last-child {
    border-bottom: none;
}

.sync-section h3 {
    margin: 0 0 16px 0;
    font-size: 16px;
    color: var(--text-primary);
    font-weight: 600;
}

.storage-options {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.radio-option {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    cursor: pointer;
    padding: 14px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    transition: all 0.2s;
}

.radio-option:hover {
    background-color: var(--hover-color);
    border-color: var(--accent-color);
}

.radio-option input[type="radio"]:checked + .radio-label {
    color: var(--accent-color);
}

.radio-option input[type="radio"] {
    margin-top: 2px;
    cursor: pointer;
    accent-color: var(--accent-color);
}

.radio-label {
    flex: 1;
    cursor: pointer;
}

.radio-label strong {
    color: var(--text-primary);
    font-size: 14px;
}

.radio-label small {
    color: var(--text-secondary);
    font-size: 12px;
}

.auth-state {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.auth-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.2s;
    font-size: 14px;
    font-weight: 500;
    margin-top: 10px;
}

.auth-btn:hover {
    background-color: var(--hover-color);
    transform: translateY(-1px);
}

.google-btn {
    border-color: #4285f4;
    color: #4285f4;
}

.google-btn:hover {
    background-color: #4285f4;
    color: white;
}

.sign-out-btn {
    border-color: var(--error-color);
    color: var(--error-color);
}

.sign-out-btn:hover {
    background-color: var(--error-color);
    color: white;
}

.auth-icon {
    width: 20px;
    height: 20px;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px;
    background-color: var(--bg-secondary);
    border-radius: 8px;
}

.user-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 2px solid var(--border-color);
}

.user-details {
    flex: 1;
}

.user-details strong {
    display: block;
    color: var(--text-primary);
    font-size: 14px;
    font-weight: 600;
}

.user-details small {
    color: var(--text-secondary);
    font-size: 12px;
}

.sync-info {
    margin-bottom: 16px;
    padding: 12px;
    background-color: var(--bg-secondary);
    border-radius: 8px;
    font-size: 13px;
    color: var(--text-secondary);
}

.sync-info p {
    margin: 0 0 8px 0;
}

.sync-info small {
    color: var(--text-secondary);
    font-style: italic;
}

.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 14px 18px;
    border-radius: 8px;
    color: white;
    font-weight: 500;
    z-index: 10001;
    max-width: 320px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    font-size: 14px;
    animation: slideIn 0.3s ease-out;
    cursor: pointer;
    user-select: none;
    top: calc(20px + var(--safe-area-inset-top));
    right: calc(20px + var(--safe-area-inset-right));
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.notification:hover {
    transform: translateX(-2px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

.notification:active {
    transform: scale(0.98);
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.notification-success {
    background-color: var(--success-color);
}

.notification-error {
    background-color: var(--error-color);
}

.notification-info {
    background-color: var(--accent-color);
}

.notification-warning {
    background-color: var(--warning-color);
}

input[type="file"] {
    cursor: pointer !important; 
}

.conflict-info {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
    padding: 16px;
}

.conflict-option {
    flex: 1;
    padding: 16px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    background-color: var(--bg-secondary);
    text-align: center;
}

.conflict-option h3 {
    margin: 0 0 8px 0;
    color: var(--text-primary);
    font-size: 16px;
}

.conflict-option p {
    margin: 0 0 4px 0;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 14px;
}

.conflict-option small {
    color: var(--text-secondary);
    font-size: 12px;
}

.conflict-buttons {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin: 25px;
}

.conflict-btn {
    border: 2px solid var(--accent-color);
    color: var(--accent-color);
    background-color: var(--bg-primary);
}

.conflict-btn:hover {
    background-color: var(--accent-color);
    color: white;
    transform: translateY(-1px);
}

.conflict-btn.primary {
    background-color: var(--accent-color);
    color: white;
}

.conflict-btn.primary:hover {
    border-color: var(--text-primary);
}

.conflict-warning {
    margin: 16px 0 16px 0;
    font-size: 12px;
    color: var(--text-secondary);
    text-align: center;
    font-style: italic;
}

.sync-modal-header-text{
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.sync-action-btn {
    align-items: center;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.2s;
    font-size: 14px;
}

.sync-action-btn:hover {
    background-color: var(--hover-color);
    border-color: var(--accent-color);
    transform: translateY(-1px);
}

@media (max-width: 768px) {
    html {
        background-color: var(--status-bar-bg);
        min-height: 100vh;
        min-height: 100dvh;
        padding-top: env(safe-area-inset-top, 0);
    }
    
    body {
        position: fixed;
        width: 100%;
        height: 100vh;
        height: 100dvh;
        background-color: var(--bg-primary);
        padding-top: 0;
    }

    .app-container {
        height: 100vh;
        height: 100dvh;
        background-color: var(--bg-primary);
    }

    .control-bar {
        padding: 4px 8px;
        min-height: 50px;
        flex-wrap: nowrap;
        gap: 4px;
        padding-bottom: calc(4px + var(--safe-area-inset-bottom));
        position: relative;
        z-index: 1000;
    }

    .bar-left {
        flex: 0 1 auto;
        min-width: 0;
        max-width: 50%;
        order: 1;
    }

    .github-link {
        font-size: 13px;
        gap: 6px;
        min-width: 0;
    }

    .github-svg {
        width: 18px;
        height: 18px;
    }

    .repo-link-text {
        max-width: 120px;
        font-size: 12px;
    }

    .bar-center {
        font-size: 14px;
        left: 50%;
        transform: translateX(-50%);
        position: absolute;
        max-width: 25%;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
        order: 2;
    }

    .controls {
        gap: 2px;
        flex: 0 0 auto;
        order: 3;
    }

    .control-btn {
        padding: 4px 6px;
        font-size: 12px;
        min-width: 40px;
        min-height: 40px;
    }

    .icon {
        width: 16px;
        height: 16px;
    }

    #export-btn,
    #import-btn {
        display: none !important;
    }

    .tab {
        min-width: 80px;
        max-width: 140px;
        padding: 6px 8px;
    }

    .tab-title {
        font-size: 11px;
    }

    .new-tab-btn {
        width: 40px;
        padding: 6px 8px;
        font-size: 14px;
    }

    .editor {
        padding: 12px;
        font-size: 14px;
        transform: translateZ(0);
        -webkit-transform: translateZ(0);
    }

    .modal {
        padding: 10px;
        padding-top: calc(10px + var(--safe-area-inset-top));
        padding-bottom: calc(10px + var(--safe-area-inset-bottom));
    }

    .modal-content {
        width: 95%;
        max-height: calc(90vh - var(--safe-area-inset-top) - var(--safe-area-inset-bottom));
        border-radius: 8px;
        margin: 0;
    }

    .modal-header {
        padding: 16px 20px;
    }

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

    .sync-section {
        padding: 16px 20px;
    }

    .sync-action-btn {
        padding: 12px 16px;
        font-size: 14px;
        min-height: 44px;
    }

    .conflict-info {
        flex-direction: column;
        gap: 12px;
        padding: 12px;
    }
    
    .conflict-option {
        padding: 12px;
    }
    
    .conflict-buttons {
        gap: 12px;
        margin: 16px;
    }

    .notification {
        top: calc(10px + var(--safe-area-inset-top));
        right: calc(10px + var(--safe-area-inset-right));
        left: calc(10px + var(--safe-area-inset-left));
        max-width: none;
        font-size: 13px;
        padding: 12px 16px;
        transition: opacity 0.3s ease, transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .notification:hover {
        transform: none;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    }

    input[type="text"],
    input[type="email"],
    input[type="password"],
    input[type="search"],
    textarea,
    .tab-title-input,
    .editor {
        font-size: 16px !important; 
    }
}

@media (max-width: 480px) {
    .control-bar {
        padding: 3px 6px;
        min-height: 48px;
        padding-bottom: calc(3px + var(--safe-area-inset-bottom));
    }

    .bar-left {
        max-width: 55%; 
    }

    .repo-link-text {
        max-width: 100px; 
        font-size: 11px; 
    }

    .bar-center {
        font-size: 13px; 
        max-width: 25%; 
    }

    .control-btn {
        padding: 3px 5px;
        min-width: 36px;
        min-height: 36px;
    }

    .icon {
        width: 14px;
        height: 14px;
    }

    .github-svg {
        width: 16px; 
        height: 16px; 
    }

    .tab {
        min-width: 70px;
        max-width: 120px;
        padding: 4px 6px;
    }

    .tab-title {
        font-size: 10px;
    }

    .new-tab-btn {
        width: 35px;
        padding: 4px 6px;
        font-size: 12px;
    }

    .editor {
        padding: 8px;
        font-size: 16px !important;
    }
}

@media (max-width: 768px) and (orientation: landscape) {
    .control-bar {
        min-height: 44px;
        padding: 3px 8px;
        padding-bottom: calc(3px + var(--safe-area-inset-bottom));
    }

    .bar-center {
        font-size: 12px;
    }

    .control-btn {
        padding: 3px 6px;
        min-width: 36px;
        min-height: 36px;
    }
}

@supports (-webkit-touch-callout: none) {
    body {
        -webkit-overflow-scrolling: touch;
    }
    
    .editor {
        -webkit-user-select: text;
        user-select: text;
    }
}

@media (display-mode: standalone) {
    body {
        padding-top: var(--safe-area-inset-top);
    }
}

*, *::before, *::after {
    cursor: inherit;
}

button, input[type="button"], input[type="submit"], input[type="file"] {
    cursor: pointer !important;
}

input[type="text"], textarea {
    cursor: text !important;
}

.control-bar,
.tabs-container,
.tab:not(.tab-title),
.modal-header {
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

.quick-selector-modal .modal-content {
    max-width: 500px;
    width: 95%;
}

.quick-selector-content {
    max-height: 70vh;
}

.quick-selector-search {
    padding: 20px 24px 0;
    border-bottom: 1px solid var(--border-color);
}

.quick-selector-search input {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 16px;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    outline: none;
    transition: border-color 0.2s;
}

.quick-selector-search input:focus {
    border-color: var(--accent-color);
}

.tab-list {
    padding: 16px 0;
    max-height: 300px;
    overflow-y: auto;
}

.quick-tab-item {
    padding: 12px 24px;
    cursor: pointer;
    border-bottom: 1px solid var(--border-color);
    transition: background-color 0.2s;
    position: relative;
}

.quick-tab-item:last-child {
    border-bottom: none;
}

.quick-tab-item:hover,
.quick-tab-item.selected {
    background-color: var(--hover-color);
}

.quick-tab-item.active {
    background-color: rgba(0, 122, 204, 0.1);
}

.tab-item-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 4px;
}

.tab-item-title {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 14px;
}

.active-indicator {
    color: var(--accent-color);
    font-size: 12px;
    font-weight: bold;
}

.tab-item-preview {
    color: var(--text-secondary);
    font-size: 12px;
    line-height: 1.4;
    margin-top: 2px;
}

.quick-selector-help {
    padding: 12px 24px;
    border-top: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
    text-align: center;
}

.quick-selector-help small {
    color: var(--text-secondary);
    font-size: 11px;
}

.help-modal-content {
    max-width: 650px;
    width: 95%;
    max-height: 85vh;
}

.help-section {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
}

.help-section:last-child {
    border-bottom: none;
}

.help-section h3 {
    margin: 0 0 16px 0;
    color: var(--text-primary);
    font-size: 18px;
    font-weight: 600;
}

.help-description {
    margin: 0 0 24px 0;
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 15px;
}

.help-features ul {
    list-style: none;
    padding: 0;
    margin: 12px 0 0 0;
    text-align: left;
}

.help-features li {
    padding: 8px 0;
    color: var(--text-primary);
    font-size: 14px;
    line-height: 1.5;
}

.shortcuts-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
    margin-bottom: 16px;
}

.shortcut-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    background-color: var(--bg-secondary);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.shortcut-action {
    font-size: 14px;
    color: var(--text-primary);
    font-weight: 500;
}

.shortcut-key, kbd {
    background-color: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: 6px;
    padding: 4px 8px;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-primary);
    box-shadow: 0 2px 0 var(--border-color);
}

.tips-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.tip-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 16px;
    background-color: var(--bg-secondary);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.tip-icon {
    font-size: 20px;
    flex-shrink: 0;
    margin-top: 2px;
}

.tip-content {
    flex: 1;
}

.tip-content strong {
    display: block;
    margin-bottom: 4px;
    color: var(--text-primary);
    font-size: 14px;
}

.tip-content p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 13px;
    line-height: 1.4;
}

.help-footer {
    text-align: center;
    background-color: var(--bg-secondary);
}

.help-links {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-bottom: 20px;
}

.help-link {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    text-decoration: none;
    color: var(--accent-color);
    border: 2px solid var(--accent-color);
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s;
}

.help-link:hover {
    background-color: var(--accent-color);
    color: white;
    transform: translateY(-1px);
}

.help-link-icon {
    width: 16px;
    height: 16px;
}

[data-theme="dark"] .help-link-icon {
    filter: brightness(0) invert(1);
}

.help-link:hover .help-link-icon {
    filter: brightness(0) invert(1);
}

.help-credits p {
    margin: 4px 0;
    color: var(--text-secondary);
}

.help-credits strong {
    color: var(--text-primary);
}

@media (max-width: 768px) {
    .help-modal-content,
    .quick-selector-content {
        width: 98%;
        margin: 10px;
        border-radius: 6px;
        max-height: calc(95vh - var(--safe-area-inset-top) - var(--safe-area-inset-bottom));
    }
    
    .help-section {
        padding: 16px 20px;
    }
    
    .help-features li {
        font-size: 13px;
    }
    
    .shortcuts-grid {
        gap: 6px;
    }
    
    .shortcut-item {
        padding: 10px 12px;
    }
    
    .shortcut-action {
        font-size: 13px;
    }
    
    .shortcut-key,
    kbd {
        font-size: 11px;
        padding: 3px 6px;
    }
    
    .tip-item {
        padding: 12px;
        gap: 10px;
    }
    
    .tip-icon {
        font-size: 18px;
    }
    
    .tip-content strong {
        font-size: 13px;
    }
    
    .tip-content p {
        font-size: 12px;
    }
    
    .help-links {
        flex-direction: column;
        gap: 12px;
        align-items: center;
    }
    
    .help-link {
        padding: 8px 12px;
        font-size: 13px;
    }
    
    .quick-selector-search {
        padding: 16px 20px 0;
    }
    
    .quick-tab-item {
        padding: 10px 20px;
    }
    
    .tab-item-title {
        font-size: 13px;
    }
    
    .tab-item-preview {
        font-size: 11px;
    }
    
    .quick-selector-help {
        padding: 10px 20px;
    }
}

@media (max-width: 480px) {
    .help-links {
        gap: 10px;
    }
    
    .help-link {
        padding: 6px 10px;
        font-size: 12px;
        min-width: auto;
    }
    
    .help-link-icon {
        width: 14px;
        height: 14px;
    }
}

#sync-btn.force-visible {
    display: inline-flex !important;
    visibility: visible !important;
    opacity: 1 !important;
}