:root {
    /* 
     * 多巴胺配色方案 - 青蓝主色调
     */
    --bg-dark: #F0F8FF; /* 浅蓝背景 */
    --bg-darker: #E6F3FF; /* 深一点的蓝 */
    --bg-panel: #FFFFFF; /* 纯白面板 */
    --text-primary: #2D3436; /* 深灰色文字 */
    --text-secondary: #636E72; /* 次要文字 */
    --accent-color: #00B4D8; /* 主色-青蓝 */
    --border-color: #B8E6F5; /* 浅蓝边框 */
    --success-color: #00D2A0; /* 青绿色 */
    --warning-color: #FFA502; /* 橙色 */
    --danger-color: #FF6348; /* 珊瑚红 */
    --hover-bg: rgba(0, 180, 216, 0.1);
    
    /* 辅助颜色 */
    --purple: #A29BFE;
    --blue: #74B9FF;
    --yellow: #FFEAA7;
    --pink: #FFB3D9;

    /* 尺寸变量 */
    --sidebar-width: clamp(200px, 20vw, 300px);
    --header-height: 60px;
}

body, html {
    margin: 0;
    padding: 0;
    height: 100%;
    font-family: 'Helvetica Neue', Helvetica, 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', '微软雅黑', Arial, sans-serif;
    background: linear-gradient(135deg, #E6F3FF 0%, #F0F8FF 50%, #E0F2FE 100%); /* 渐变蓝色背景 */
    color: var(--text-primary);
    overflow: hidden;
}

#app {
    height: 100vh;
    display: flex;
    position: relative;
    z-index: 1;
}

/* 侧边栏样式 */
.sidebar {
    width: var(--sidebar-width);
    background: linear-gradient(180deg, #FFFFFF 0%, #E6F3FF 100%);
    border-right: 2px solid var(--border-color);
    display: flex;
    flex-direction: column;
    transition: width 0.3s ease;
    box-shadow: 4px 0 20px rgba(0, 180, 216, 0.15);
}

.logo-area {
    height: var(--header-height);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: clamp(1.2rem, 2vw, 1.5rem);
    font-weight: bold;
    color: var(--accent-color);
    border-bottom: 2px solid var(--border-color);
    letter-spacing: 1px;
    gap: 10px;
    background: linear-gradient(135deg, #00B4D8 0%, #0096C7 100%);
    color: white;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.1);
}

.logo-area svg {
    width: 1.5em;
    height: 1.5em;
    fill: currentColor;
    flex-shrink: 0;
}

.nav-menu {
    flex: 1;
    overflow-y: auto;
    padding: 20px 0;
}

.nav-item {
    padding: 15px 25px;
    cursor: pointer;
    transition: all 0.3s;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    font-size: clamp(0.9rem, 1.2vw, 1.1rem);
    border-left: 3px solid transparent; /* 用于选中态 */
}

.nav-item:hover {
    background-color: var(--hover-bg);
    color: var(--text-primary);
}

.nav-item.active {
    background: linear-gradient(90deg, rgba(0, 180, 216, 0.15) 0%, transparent 100%);
    color: var(--accent-color);
    border-left-color: var(--accent-color);
    font-weight: 600;
}

.nav-item svg {
    margin-right: 10px;
    width: 1.2em;
    height: 1.2em;
    fill: currentColor;
}

/* 主内容区样式 */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    background-color: transparent; /* 透明 */
    overflow: hidden;
}

.content-header {
    height: var(--header-height);
    display: flex;
    align-items: center;
    padding: 0 clamp(20px, 3vw, 40px);
    border-bottom: 1px solid var(--border-color);
    background-color: var(--bg-darker);
    backdrop-filter: blur(10px);
}

.content-title {
    font-size: clamp(1.1rem, 1.5vw, 1.3rem);
    font-weight: 600;
    text-shadow: 0 0 10px rgba(137, 180, 250, 0.3); /* 文字发光 */
}

.tool-workspace {
    flex: 1;
    padding: clamp(15px, 2vw, 30px);
    overflow-y: auto;
    position: relative; /* 为 absolute 定位的页面做准备 */
}

.tool-page {
    display: none; /* 默认隐藏 */
    height: 100%;
    flex-direction: column;
    gap: 20px;
}

.tool-page.active {
    display: flex;
}

/* JSON 工具特定样式 */
.toolbar {
    display: flex;
    gap: 10px;
    margin-bottom: 10px;
    flex-wrap: wrap;
}

.editor-area {
    display: flex;
    flex: 1;
    gap: 20px;
    min-height: 0;
}

.editor-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    background-color: var(--bg-panel);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3); /* 更强的阴影 */
    border: 1px solid var(--border-color);
    backdrop-filter: blur(5px);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.editor-panel:hover {
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
    border-color: rgba(137, 180, 250, 0.3);
}

.panel-header {
    padding: 10px 15px;
    background-color: rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid var(--border-color);
    font-size: 0.9rem;
    color: var(--text-secondary);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.code-textarea {
    flex: 1;
    width: 100%;
    background-color: transparent;
    border: none;
    color: var(--text-primary);
    padding: 15px;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 14px;
    resize: none;
    outline: none;
    line-height: 1.5;
    box-sizing: border-box;
}

.code-viewer {
    flex: 1;
    margin: 0;
    padding: 15px;
    overflow: auto;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 14px;
    line-height: 1.5;
    color: var(--text-primary);
    white-space: pre-wrap; /* 保持换行 */
    word-break: break-all;
}

/* 自定义滚动条 */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-darker);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

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

/* 按钮样式 (替代 Element UI) */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    font-size: clamp(0.85rem, 1vw, 0.95rem);
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.btn svg {
    width: 14px;
    height: 14px;
    fill: currentColor;
}

.btn:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

.btn:active {
    transform: translateY(0);
}

/* 按钮变体 */
.btn-primary {
    background: linear-gradient(135deg, #00B4D8 0%, #0096C7 100%);
    color: white;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #0096C7 0%, #0077B6 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 180, 216, 0.4);
}

.btn-warning {
    background: linear-gradient(135deg, #FFA502 0%, #FFB732 100%);
    color: white;
}

.btn-warning:hover {
    background: linear-gradient(135deg, #FF9400 0%, #FFA621 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 165, 2, 0.4);
}

.btn-success {
    background: linear-gradient(135deg, #00D2A0 0%, #00E5B5 100%);
    color: white;
}

.btn-success:hover {
    background: linear-gradient(135deg, #00C191 0%, #00D4A6 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 210, 160, 0.4);
}

.btn-danger {
    background: linear-gradient(135deg, #FF6348 0%, #FF7A68 100%);
    color: white;
}

.btn-danger:hover {
    background: linear-gradient(135deg, #FF5237 0%, #FF6957 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 99, 72, 0.4);
}

.btn-info {
    background: linear-gradient(135deg, #74B9FF 0%, #8DC9FF 100%);
    color: white;
}

.btn-info:hover {
    background: linear-gradient(135deg, #63A8EE 0%, #7CB8EE 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(116, 185, 255, 0.4);
}

/* Toast 提示框样式 */
.toast-container {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    min-width: 300px;
    padding: 12px 20px;
    border-radius: 6px;
    background: var(--bg-panel);
    color: var(--text-primary);
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    display: flex;
    align-items: center;
    animation: slideIn 0.3s ease-out;
    border-left: 4px solid var(--accent-color);
    font-size: 14px;
}

.toast.success { border-left-color: var(--success-color); }
.toast.error { border-left-color: var(--danger-color); }
.toast.warning { border-left-color: var(--warning-color); }

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

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

/* JSON 高亮样式 */
.json-key { color: #f38ba8; }
.json-string { color: #a6e3a1; }
.json-number { color: #fab387; }
.json-boolean { color: #89b4fa; }
.json-null { color: #cba6f7; }

/* 响应式调整 */
@media (max-width: 768px) {
    .editor-area {
        flex-direction: column;
    }
    
    :root {
        --sidebar-width: 60px;
    }
    
    .nav-item span, .logo-area span {
        display: none;
    }
    
    .nav-item {
        justify-content: center;
        padding: 15px 0;
        border-left: none;
        border-right: 3px solid transparent;
    }

    .nav-item.active {
        border-right-color: var(--accent-color);
    }
    
    .nav-item svg, .logo-area svg {
        margin: 0;
    }

    .logo-area {
        justify-content: center;
    }
}

/* 请求头卡片样式 */
.header-card {
    background: var(--bg-panel);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 15px;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.header-card:hover {
    border-color: var(--accent-color);
    box-shadow: 0 4px 12px rgba(137, 180, 250, 0.15);
    transform: translateY(-2px);
}

.header-card-title {
    font-weight: bold;
    color: var(--accent-color);
    font-size: 14px;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
}

.header-card-content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.header-card-content code {
    background: var(--bg-darker);
    padding: 10px;
    border-radius: 4px;
    color: var(--text-primary);
    font-size: 12px;
    line-height: 1.6;
    word-break: break-all;
    border: 1px solid var(--border-color);
}

/* 会议纪要卡片样式 - 青蓝版 */
.note-item {
    background: linear-gradient(135deg, #FFFFFF 0%, #F0F8FF 100%);
    border: 2px solid var(--border-color);
    border-radius: 16px;
    padding: 20px;
    transition: all 0.3s ease;
    position: relative;
    box-shadow: 0 4px 16px rgba(0, 180, 216, 0.1);
}

.note-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 5px;
    background: linear-gradient(180deg, #00B4D8 0%, #0096C7 100%);
    border-radius: 16px 0 0 16px;
    opacity: 1;
    transition: all 0.3s;
}

.note-item:hover {
    border-color: var(--accent-color);
    box-shadow: 0 8px 32px rgba(0, 180, 216, 0.25);
    transform: translateY(-4px);
}

.note-item:hover::before {
    width: 8px;
}

.note-item-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

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

.note-item-type {
    padding: 5px 12px;
    border-radius: 15px;
    font-size: 12px;
    font-weight: bold;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
    letter-spacing: 0.5px;
}

.note-type-议题 {
    background: rgba(137, 180, 250, 0.2);
    color: var(--accent-color);
}

.note-type-决议 {
    background: rgba(166, 227, 161, 0.2);
    color: var(--success-color);
}

.note-type-待办 {
    background: rgba(250, 179, 135, 0.2);
    color: var(--warning-color);
}

.note-type-问题 {
    background: rgba(243, 139, 168, 0.2);
    color: var(--danger-color);
}

.note-type-备注 {
    background: rgba(166, 173, 200, 0.2);
    color: var(--text-secondary);
}

.note-type-其他 {
    background: rgba(166, 173, 200, 0.2);
    color: var(--text-secondary);
}

.note-item-content {
    color: var(--text-primary);
    line-height: 1.8;
    margin-bottom: 15px;
    white-space: pre-wrap;
    word-break: break-word;
    font-size: 14px;
    padding: 15px;
    background: linear-gradient(135deg, #E0F2FE 0%, #E6F3FF 100%);
    border-radius: 12px;
    border-left: 4px solid var(--accent-color);
}

.note-item-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    color: var(--text-secondary);
}

.note-item-actions {
    display: flex;
    gap: 8px;
}

.note-item-actions button {
    padding: 6px 14px;
    font-size: 12px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s;
    font-weight: 500;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.note-item-actions .btn-delete {
    background: rgba(243, 139, 168, 0.2);
    color: var(--danger-color);
}

.note-item-actions .btn-delete:hover {
    background: var(--danger-color);
    color: white;
}

/* 会议列表项样式 - 青蓝版 */
.meeting-item {
    padding: 15px;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    margin-bottom: 10px;
    background: linear-gradient(135deg, #FFFFFF 0%, #F0F8FF 100%);
    position: relative;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 180, 216, 0.08);
}

.meeting-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--accent-color);
    opacity: 0;
    transition: opacity 0.3s;
}

.meeting-item:hover {
    background: linear-gradient(135deg, #E0F2FE 0%, #E6F3FF 100%);
    border-color: var(--accent-color);
    transform: translateX(5px);
    box-shadow: 0 4px 16px rgba(0, 180, 216, 0.2);
}

.meeting-item:hover::before {
    opacity: 1;
}

.meeting-item.active {
    background: linear-gradient(135deg, #CAE9F5 0%, #B8E6F5 100%);
    border-color: var(--accent-color);
    box-shadow: 0 4px 16px rgba(0, 180, 216, 0.3);
}

.meeting-item.active::before {
    opacity: 1;
}

.meeting-item-title {
    font-weight: bold;
    color: var(--text-primary);
    font-size: 15px;
    margin-bottom: 8px;
    line-height: 1.4;
}

.meeting-item.active .meeting-item-title {
    color: var(--accent-color);
}

.meeting-item-info {
    font-size: 12px;
    color: var(--text-secondary);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.meeting-item-info span:first-child {
    background: linear-gradient(135deg, #00B4D8 0%, #0096C7 100%);
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 11px;
    color: white;
    font-weight: 600;
    box-shadow: 0 2px 6px rgba(0, 180, 216, 0.3);
}

/* 按钮样式补充 */
.btn-secondary {
    background: var(--bg-darker);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

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

/* 记录卡片操作按钮 */
.note-item-actions .btn-edit {
    background: rgba(137, 180, 250, 0.2);
    color: var(--accent-color);
}

.note-item-actions .btn-edit:hover {
    background: var(--accent-color);
    color: white;
}

/* 主题卡片样式 */
.theme-card {
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: 12px;
    overflow: hidden;
    background: var(--bg-panel);
    border: 2px solid var(--border-color);
}

.theme-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.theme-card.active {
    border-color: var(--accent-color);
    box-shadow: 0 8px 24px rgba(0, 180, 216, 0.3);
}

.theme-preview {
    height: 120px;
    border-radius: 10px;
    overflow: hidden;
    margin: 10px;
}

.theme-name {
    padding: 10px 15px 5px;
    font-weight: bold;
    font-size: 16px;
    color: #1a1a1a;
}

.theme-desc {
    padding: 0 15px 15px;
    font-size: 13px;
    color: #4a4a4a;
}

/* 天气组件样式 */
.weather-detail-item {
    text-align: center;
    padding: 15px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 12px;
}

.weather-detail-label {
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.weather-detail-value {
    font-size: 18px;
    font-weight: bold;
    color: var(--text-primary);
}

.hourly-item {
    min-width: 80px;
    text-align: center;
    padding: 15px;
    background: var(--bg-darker);
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.daily-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    background: var(--bg-darker);
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

/* 音乐播放器样式 */
.player-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.player-btn:active {
    transform: scale(0.95);
}

#btn-toggle-player:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

#btn-toggle-player:active {
    transform: scale(0.95);
}

#music-player {
    animation: slideIn 0.3s ease-out;
}

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

/* 黑胶唱片样式 */
.vinyl-container {
    width: 180px;
    height: 180px;
    position: relative;
}

.vinyl-record {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    background: radial-gradient(circle at center, 
        #1a1a1a 0%, 
        #1a1a1a 20%, 
        #2a2a2a 20%, 
        #2a2a2a 21%, 
        #1a1a1a 21%, 
        #1a1a1a 40%, 
        #2a2a2a 40%, 
        #2a2a2a 41%, 
        #1a1a1a 41%, 
        #1a1a1a 60%, 
        #2a2a2a 60%, 
        #2a2a2a 61%, 
        #1a1a1a 61%, 
        #1a1a1a 80%, 
        #0a0a0a 80%
    );
    box-shadow: 
        0 0 0 8px rgba(0, 0, 0, 0.8),
        0 8px 24px rgba(0, 0, 0, 0.4),
        inset 0 0 20px rgba(0, 0, 0, 0.5);
    position: relative;
    transition: transform 0.3s ease;
}

.vinyl-record.spinning {
    animation: spin 3s linear infinite;
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.vinyl-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: linear-gradient(135deg, #4a4a4a 0%, #2a2a2a 100%);
    box-shadow: 
        0 0 0 3px #1a1a1a,
        inset 0 2px 4px rgba(255, 255, 255, 0.1),
        0 4px 8px rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.vinyl-hole {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #0a0a0a;
    box-shadow: 
        inset 0 2px 4px rgba(0, 0, 0, 0.8),
        0 1px 2px rgba(255, 255, 255, 0.1);
    z-index: 10;
}

/* 添加光泽效果 */
.vinyl-record::before {
    content: '';
    position: absolute;
    top: 10%;
    left: 10%;
    width: 30%;
    height: 30%;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, 
        rgba(255, 255, 255, 0.1) 0%, 
        transparent 60%
    );
    pointer-events: none;
}

/* 歌词样式 */
.lyric-line {
    padding: 8px 0;
    color: var(--text-secondary);
    transition: all 0.3s ease;
    font-size: 13px;
    line-height: 1.8;
}

.lyric-line.active {
    color: var(--accent-color);
    font-weight: bold;
    font-size: 15px;
    transform: scale(1.05);
}

#lyrics-container {
    scroll-behavior: smooth;
}

#lyrics-container::-webkit-scrollbar {
    width: 4px;
}

#lyrics-container::-webkit-scrollbar-thumb {
    background: var(--accent-color);
    border-radius: 2px;
}