:root {
    --primary-color: #6366f1;
    --primary-hover: #4f46e5;
    --secondary-color: #ec4899;
    --background-color: #f8fafc;
    --container-bg: #ffffff;
    --text-color: #1f2937;
    --text-secondary: #64748b;
    --card-bg: #ffffff;
    --border-color: #e2e8f0;
    --gradient-bg: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    --gradient-card: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
}

[data-theme="dark"] {
    --primary-color: #818cf8;
    --primary-hover: #6366f1;
    --secondary-color: #f472b6;
    --background-color: #0f172a;
    --container-bg: #1e293b;
    --text-color: #f1f5f9;
    --text-secondary: #cbd5e1;
    --card-bg: #1e293b;
    --border-color: #334155;
    --gradient-bg: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    --gradient-card: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.5);
}

body {
    background: var(--gradient-bg);
    min-height: 100vh;
    height: 100vh;
    overflow: hidden;
    margin: 0;
    padding: 20px 20px 40px 20px;
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    color: var(--text-color);
    transition: background 0.3s ease;
    letter-spacing: 0.015em;
}

[data-theme="dark"] body {
    background: linear-gradient(135deg, #111827 0%, #1f2937 100%);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.25rem;
    gap: 1rem;
    background: var(--container-bg);
    border-radius: 24px 24px 32px 32px;
    box-shadow: var(--shadow-lg);
    height: calc(100vh - 80px);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: all 0.3s ease;
}

[data-theme="dark"] .container {
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.5),
                0 8px 10px -6px rgba(0, 0, 0, 0.4);
}

h1 {
    font-size: 1.75rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
    text-align: center;
    animation: fadeInDown 0.8s ease;
}

.subtitle {
    color: var(--text-secondary);
    text-align: center;
    font-size: 0.9rem;
    margin-bottom: 0.75rem;
    animation: fadeInUp 0.8s ease 0.2s backwards;
}

.generator-section {
    background: var(--gradient-card);
    border-radius: 12px;
    padding: 1rem;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    animation: fadeIn 0.8s ease;
    display: flex;
    flex-direction: column;
    min-height: 0;
    height: 100%;
    overflow: hidden;
    transform: none;
    margin-bottom: 0;
    transition: all 0.3s ease;
}

[data-theme="dark"] .generator-section {
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3),
                0 2px 4px -2px rgba(0, 0, 0, 0.2);
}

.generator-section:hover {
    transform: none;
    box-shadow: var(--shadow-md);
}

.generator-section h2 {
    font-size: 1.1rem;
    margin: 0 0 0.75rem 0;
}

.output {
    background: var(--gradient-card);
    border: 2px solid var(--border-color);
    color: var(--primary-color);
    font-weight: 500;
    letter-spacing: 0.02em;
    border-radius: 8px;
    padding: 0.75rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 1rem;
    text-align: center;
    transition: all 0.3s ease;
    margin: 0 0 0.75rem 0;
    cursor: text;
    outline: none;
    transition: all 0.3s ease;
}

.output:hover {
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
}

.output:focus {
    border-color: var(--primary-color);
    background: white;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

button,
.copy-btn,
.controls-row button {
    font-size: 0.9rem;
    font-weight: 600;
}

button {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    color: white;
    border: none;
    border-radius: 6px;
    padding: 0.5rem 1.25rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}

button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

button::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: -100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: 0.5s;
}

button:hover::after {
    left: 100%;
}

input[type="text"],
input[type="number"],
input[type="search"] {
    width: 100%;
    padding: 0.375rem 0.5rem;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    transition: all 0.3s ease;
    background: var(--container-bg);
    color: var(--text-color);
}

input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.history-item {
    display: flex;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 0.5rem;
    background: var(--gradient-card);
    border-radius: 6px;
    padding: 0.5rem;
    margin-bottom: 0.375rem;
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
    animation: none;
    will-change: transform, opacity, background-color, border-color;
}

.history-item:last-child {
    margin-bottom: 0;
}

.history-item:hover {
    background: var(--background-color);
    transform: translateX(4px);
    border-color: var(--primary-color);
}

.history-item-content {
    flex: 1;
    min-width: 0;
    word-break: break-all;
}

.history-item-value {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
    color: var(--text-color);
    font-weight: 500;
    overflow-wrap: break-word;
    line-height: 1.4;
}

.history-time {
    color: var(--text-secondary);
    font-size: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.history-time::before {
    content: '🕒';
    font-size: 0.9rem;
}

.history-actions {
    display: flex;
    gap: 0.5rem;
    opacity: 0;
    transition: opacity 0.2s ease;
    flex-shrink: 0;
    align-self: center;
}

.history-item:hover .history-actions {
    opacity: 1;
}

.icon-btn {
    background: var(--background-color);
    border: 1px solid var(--border-color);
    padding: 0.5rem;
    cursor: pointer;
    border-radius: 8px;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 32px;
    height: 32px;
}

.icon-btn:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.edit-mode {
    display: flex;
    gap: 0.5rem;
    width: 100%;
    animation: fadeIn 0.2s ease;
}

.edit-mode input {
    flex: 1;
    padding: 0.5rem;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
    color: var(--text-color);
    background: var(--container-bg);
    transition: all 0.2s ease;
}

.edit-mode input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.edit-mode input.error {
    border-color: #ef4444;
    animation: shake 0.3s ease-in-out;
}

.edit-buttons {
    display: flex;
    gap: 0.25rem;
}

.edit-mode .save-btn,
.edit-mode .cancel-btn {
    padding: 0.5rem;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
}

.edit-mode .save-btn {
    background: var(--primary-color);
    color: white;
    border: none;
}

.edit-mode .cancel-btn {
    background: var(--background-color);
    border: 1px solid var(--border-color);
    color: var(--text-color);
}

.edit-mode .save-btn:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
}

.edit-mode .cancel-btn:hover {
    background: #ef4444;
    color: white;
    border-color: #ef4444;
    transform: translateY(-1px);
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

.save-btn {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

.history-empty {
    text-align: center;
    color: var(--text-secondary);
    padding: 2rem 0;
    font-style: italic;
}

.search-box {
    flex: 1;
    position: relative;
}

.search-box input {
    width: 100%;
    padding: 0.5rem 0.75rem 0.5rem 2rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: var(--container-bg);
    transition: all 0.2s ease;
    font-size: 0.9rem;
    color: var(--text-color);
}

.search-box::before {
    content: '🔍';
    position: absolute;
    left: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.9rem;
    color: var(--text-secondary);
    pointer-events: none;
}

.search-box input:hover {
    border-color: var(--primary-color);
    background: var(--background-color);
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
    background: var(--background-color);
}

.search-box input::placeholder {
    color: var(--text-secondary);
    opacity: 0.8;
}

.search-box input::-webkit-search-cancel-button {
    -webkit-appearance: none;
    height: 1em;
    width: 1em;
    border-radius: 50em;
    background: url(data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%236b7280'%3E%3Cpath d='M19 6.41L17.59 5 12 10.59 6.41 5 5 6.41 10.59 12 5 17.59 6.41 19 12 13.41 17.59 19 19 17.59 13.41 12z'/%3E%3C/svg%3E) no-repeat 50% 50%;
    cursor: pointer;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@media (max-width: 768px) {
    .container {
        padding: 1.5rem;
        gap: 2rem;
    }
    
    .generator-section {
        padding: 1.5rem;
    }
    
    h1 {
        font-size: 2rem;
    }
}

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

.scrollable::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px 4px 8px 8px;
}

.scrollable::-webkit-scrollbar-thumb {
    background: #c5c5c5;
    border-radius: 4px 4px 8px 8px;
}

.scrollable::-webkit-scrollbar-thumb:hover {
    background: #a8a8a8;
}

.generators-wrapper {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-top: 0;
    min-height: 0;
    flex: 1;
    overflow: hidden;
    height: calc(100% - 50px);
    margin-bottom: 0.5rem;
}

.generator-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    min-height: 0;
    height: 100%;
    overflow: hidden;
}

@media (max-width: 1024px) {
    .generators-wrapper {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .generator-section {
        height: auto;
    }
}

.history.scrollable {
    display: flex;
    flex-direction: column;
    flex: 1.5;
    min-height: 0;
    max-height: none;
    height: 0;
    overflow-y: auto;
    margin-top: 0;
    padding: 0.75rem;
    background: var(--background-color);
    border-radius: 8px;
    border: 1px solid var(--border-color);
    margin-bottom: 0.75rem;
    max-height: calc(100% - 200px);
}

.history-header {
    position: sticky;
    top: 0;
    background: var(--background-color);
    padding: 0 0 0.5rem 0;
    margin: 0;
    z-index: 10;
    border-bottom: 2px solid var(--border-color);
}

.history-content {
    flex: 1;
    overflow-y: auto;
    padding-right: 0.5rem;
    scroll-behavior: smooth;
}

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

.history-content::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px 4px 8px 8px;
}

.history-content::-webkit-scrollbar-thumb {
    background: #c5c5c5;
    border-radius: 4px 4px 8px 8px;
}

.history h3 {
    margin: 0;
    padding: 0;
    color: var(--text-color);
    font-size: 1.2rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    border-bottom: none;
}

.history h3::before {
    content: '📜';
    font-size: 1.2rem;
}

.mac-format-options,
.checkbox-group {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    padding: 0.5rem 0.75rem;
    background: var(--background-color);
    border-radius: 6px;
}

.options {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.5rem 0.75rem;
    background: var(--background-color);
    border-radius: 6px;
    margin-bottom: 0.75rem;
}

.length-input {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    min-width: 120px;
}

.length-input input {
    width: 60px;
}

.checkbox-group {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    flex: 1;
}

.generator-section:nth-child(1) {
    animation: slideInLeft 0.8s ease;
}

.generator-section:nth-child(2) {
    animation: slideInRight 0.8s ease;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@media (max-height: 800px) {
    body {
        padding: 15px 15px 30px 15px;
    }
    
    .container {
        height: calc(100vh - 60px);
    }
    
    h1 {
        font-size: 1.5rem;
        margin-bottom: 0.5rem;
    }
    
    .subtitle {
        font-size: 0.85rem;
        margin-bottom: 0.5rem;
    }
    
    .generator-section {
        padding: 1rem;
    }
    
    .generator-section h2 {
        font-size: 1rem;
        margin-bottom: 0.5rem;
    }
    
    .generators-wrapper {
        height: calc(100% - 50px);
    }
    
    .history.scrollable {
        max-height: calc(100% - 180px);
    }
}

.history-actions-bar {
    display: flex;
    gap: 0.5rem;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 0.5rem;
    justify-content: space-between;
}

.small-btn {
    padding: 0.25rem 0.5rem;
    font-size: 0.8rem;
    border-radius: 6px;
    background: var(--background-color);
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: all 0.2s ease;
}

.small-btn:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.small-btn.danger {
    color: #ef4444;
    border-color: #ef4444;
    margin-left: 0;
}

.small-btn.danger:hover {
    background: #ef4444;
    color: white;
}

.controls-row {
    display: flex;
    gap: 1rem;
    align-items: center;
    margin: 0 0 0.75rem 0;
}

.controls-row button {
    flex: 1;
    min-width: 0;
    padding: 0.5rem 1rem;
    white-space: nowrap;
}

.copy-btn {
    background: linear-gradient(135deg, #10b981, #059669);
}

.copy-btn:hover {
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

@keyframes copySuccess {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(0.95);
        background: linear-gradient(135deg, #059669, #047857);
    }
    100% {
        transform: scale(1);
    }
}

.copy-btn.success {
    animation: copySuccess 0.5s ease;
}

.copy-btn::before {
    content: '📋';
    margin-right: 0.5rem;
    font-size: 0.9rem;
}

.copy-btn.success::before {
    content: '✓';
}

/* 添加通用按钮点击动画 */
@keyframes buttonClick {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(0.95);
    }
    100% {
        transform: scale(1);
    }
}

/* 复制成功动画 */
@keyframes copySuccess {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(0.95);
        background: linear-gradient(135deg, #059669, #047857);
    }
    100% {
        transform: scale(1);
    }
}

/* 按钮点击状态 */
button:active {
    animation: buttonClick 0.2s ease;
}

/* 复制按钮状态 */
.copy-btn.success {
    animation: copySuccess 0.5s ease;
}

.copy-btn::before {
    content: '📋';
    margin-right: 0.5rem;
    font-size: 0.9rem;
}

.copy-btn.success::before {
    content: '✓';
}

/* 小按钮和图标按钮的点击效果 */
.small-btn:active,
.icon-btn:active {
    animation: buttonClick 0.2s ease;
}

.mac-format-options {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.5rem 0.75rem;
    background: var(--background-color);
    border-radius: 6px;
}

.count-input {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.count-input input {
    width: 50px;
    padding: 0.25rem 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 0.9rem;
}

.count-input label {
    font-size: 0.9rem;
    color: var(--text-color);
    white-space: nowrap;
}

/* 添加确认对话框动画 */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

.confirm-shake {
    animation: shake 0.3s ease-in-out;
}

/* 添加新的按钮组样式 */
.history-actions-group {
    display: flex;
    gap: 0.5rem;
}

.search-row {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    margin-bottom: 0.75rem;
}

.search-box {
    flex: 1;
    position: relative;
}

.icon-btn.danger {
    color: #ef4444;
    border-color: #ef4444;
}

.icon-btn.danger:hover {
    background: #ef4444;
    color: white;
    border-color: #ef4444;
}

.data-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    align-items: center;
    margin-bottom: 0.5rem;
    padding: 0.25rem;
    background: var(--background-color);
    border-radius: 8px;
    width: fit-content;
    margin-left: auto;
    margin-right: auto;
}

.action-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.25rem 1rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-color);
    background: var(--container-bg);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
}

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

.action-btn .icon {
    font-size: 1.1rem;
}

/* 主题切换按钮样式 */
.theme-toggle {
    margin-left: 0;
    width: 36px;
    height: 36px;
    padding: 0;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--background-color);
    border: 2px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

.theme-toggle:hover {
    transform: rotate(15deg) scale(1.1);
    border-color: var(--primary-color);
    background: var(--primary-color);
    color: white;
}

.theme-toggle .icon {
    font-size: 1.2rem;
    line-height: 1;
}

.theme-toggle .sun {
    color: #fbbf24;
}

.theme-toggle .moon {
    color: #818cf8;
}

.theme-toggle:hover .sun,
.theme-toggle:hover .moon {
    color: white;
}

/* 添加主题切换动画 */
body {
    transition: background-color 0.3s ease;
}

.container,
.generator-section,
.output,
button,
input,
.history-item {
    transition: all 0.3s ease;
}

/* 深色主题下的输出面板样式 */
[data-theme="dark"] .output {
    background: linear-gradient(135deg, #1f2937 0%, #111827 100%);
    color: #a5b4fc;
}

[data-theme="dark"] .output:hover {
    background: linear-gradient(135deg, #111827 0%, #1f2937 100%);
}

[data-theme="dark"] .output:focus {
    background: #111827;
    border-color: #818cf8;
    box-shadow: 0 0 0 3px rgba(129, 140, 248, 0.2);
}

[data-theme="dark"] .history-item-value {
    color: #e5e7eb;
}

[data-theme="dark"] .history-time {
    color: #d1d5db;
}

[data-theme="dark"] input {
    background: #374151;
    color: #e5e7eb;
    border-color: #4b5563;
}

[data-theme="dark"] input:focus {
    border-color: #818cf8;
    background: #1f2937;
}

[data-theme="dark"] .action-btn {
    background: #374151;
    color: #e5e7eb;
}

[data-theme="dark"] .small-btn {
    background: #374151;
    color: #e5e7eb;
}

[data-theme="dark"] label {
    color: #e5e7eb;
}

/* 修改主题切换按钮的图标样式 */
.theme-toggle .sun,
.theme-toggle .moon {
    position: absolute;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.theme-toggle .moon {
    opacity: 0;
    transform: scale(0);
}

[data-theme="dark"] .theme-toggle .sun {
    opacity: 0;
    transform: scale(0);
}

[data-theme="dark"] .theme-toggle .moon {
    opacity: 1;
    transform: scale(1);
}

/* 修改历史记录项的插入动画 */
@keyframes insertItem {
    0% {
        opacity: 0;
        transform: translateY(-20px);
        background: var(--background-color);
        border-color: var(--primary-color);
    }
    30% {
        opacity: 1;
        transform: translateY(3px);
        background: var(--background-color);
        border-color: var(--primary-color);
    }
    60% {
        transform: translateY(-2px);
        background: var(--container-bg);
        border-color: var(--primary-color);
    }
    100% {
        transform: translateY(0);
        background: var(--container-bg);
        border-color: var(--border-color);
    }
}

@keyframes insertItemDark {
    0% {
        opacity: 0;
        transform: translateY(-20px);
        background: var(--card-bg);
        border-color: var(--primary-color);
    }
    30% {
        opacity: 1;
        transform: translateY(3px);
        background: var(--card-bg);
        border-color: var(--primary-color);
    }
    60% {
        transform: translateY(-2px);
        background: var(--container-bg);
        border-color: var(--primary-color);
    }
    100% {
        transform: translateY(0);
        background: var(--container-bg);
        border-color: var(--border-color);
    }
}

.history-item.inserting {
    animation: insertItem 0.5s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
    box-shadow: 0 0 10px rgba(99, 102, 241, 0.15);
}

[data-theme="dark"] .history-item.inserting {
    animation: insertItemDark 0.5s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
    box-shadow: 0 0 10px rgba(129, 140, 248, 0.1);
}

/* 优化历史记录内容区域的滚动效果 */
.history-content {
    scroll-behavior: smooth;
    overflow-y: auto;
    padding-right: 4px;
}

/* 添加历史记录项的阴影效果 */
.history-item.inserting {
    box-shadow: 0 0 15px rgba(99, 102, 241, 0.3);
}

[data-theme="dark"] .history-item.inserting {
    box-shadow: 0 0 15px rgba(129, 140, 248, 0.2);
}