/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Microsoft YaHei', sans-serif;
}

body {
    background-color: #f0f0f0;
    overflow: hidden;
}

.app-container {
    display: flex;
    flex-direction: column;
    height: 100vh;
    width: 100vw;
    overflow: hidden;
}

/* 主题配置 */
:root {
    /* 默认主题 */
    --nav-bg: #001A37;
    --nav-title-bg: #00193B;
    --nav-title-fg: #00FFAA;
    --btn-bg: #00193B;
    --btn-fg: #E0FFFF;
    --btn-active-bg: #102A43;
    --btn-active-fg: #00FFAA;
    --header-bg: #00193B;
    --header-title-fg: #C1FFC1;
    --header-info-fg: #E0FFE0;
    --header-dev-fg: #C1FFC1;
    --separator-color: #00FFAA;
    --icon-color: #00FFAA;
    --version-color: #00FFAA;
    --status-bar-bg: #2C3E50;
    --status-bar-fg: #FFFFFF;
    --slogan-color: #ffffff;
}

body.dark-theme {
    --nav-bg: #121212;
    --nav-title-bg: #1E1E1E;
    --nav-title-fg: #00DDFF;
    --btn-bg: #1E1E1E;
    --btn-fg: #E0E0E0;
    --btn-active-bg: #2C2C2C;
    --btn-active-fg: #00DDFF;
    --header-bg: #1E1E1E;
    --header-title-fg: #B0E0E6;
    --header-info-fg: #D0D0D0;
    --header-dev-fg: #B0E0E6;
    --separator-color: #00DDFF;
    --icon-color: #00DDFF;
    --version-color: #00DDFF;
    --status-bar-bg: #1A1A1A;
    --status-bar-fg: #E0E0E0;
    --slogan-color: #ffffff;
}

body.light-theme {
    --nav-bg: #E8F0F8;
    --nav-title-bg: #D0E0F0;
    --nav-title-fg: #0066CC;
    --btn-bg: #D0E0F0;
    --btn-fg: #333333;
    --btn-active-bg: #B8D0E8;
    --btn-active-fg: #0066CC;
    --header-bg: #D0E0F0;
    --header-title-fg: #0066CC;
    --header-info-fg: #444444;
    --header-dev-fg: #0066CC;
    --separator-color: #0066CC;
    --icon-color: #0066CC;
    --version-color: #0066CC;
    --status-bar-bg: #B8D0E8;
    --status-bar-fg: #333333;
    --slogan-color: #ffffff;
}

/* 标题栏 */
.tech-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    background-color: var(--header-bg);
    padding: 10px 20px;
    height: 70px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

/* 左上角用户信息区域 */
.left-top-frame {
    display: flex;
    align-items: center;
    flex: 0 0 auto;
    min-width: 250px;
    position: relative;
    z-index: 10;
}

/* 中间标题区域 */
.center-frame {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex: 1;
    text-align: center;
    padding: 0 20px;
}

.title-label {
    color: var(--header-title-fg);
    font-size: 16px;
    font-weight: bold;
    margin-bottom: 2px;
    line-height: 1.2;
}

.lab-info {
    color: var(--header-info-fg);
    font-size: 11px;
    font-style: italic;
    opacity: 0.9;
}

/* 右侧信息区域 */
.right-info-frame {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    flex: 0 0 auto;
    min-width: 200px;
    justify-content: flex-start;
    gap: 8px;
}

/* 标语容器（位于开发者信息下方）*/
.slogan-container {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    background: linear-gradient(135deg, rgba(0, 255, 170, 0.2), rgba(0, 255, 170, 0.1));
    backdrop-filter: blur(12px);
    border: 1px solid rgba(0, 255, 170, 0.4);
    border-radius: 12px;
    padding: 6px 12px;
    box-shadow: 0 3px 10px rgba(0, 255, 170, 0.15);
    transition: all 0.3s ease;
    animation: glow 2s ease-in-out infinite alternate;
}

.slogan-container:hover {
    background: linear-gradient(135deg, rgba(0, 255, 170, 0.25), rgba(0, 255, 170, 0.12));
    border-color: var(--separator-color);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 255, 170, 0.2);
}

.slogan-container .slogan-text {
    color: var(--slogan-color) !important;
    font-size: 11px !important;
    font-family: 'Microsoft YaHei', '微软雅黑', sans-serif !important;
    font-weight: 700 !important;
    font-style: italic !important;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.4) !important;
    margin: 0 !important;
    white-space: nowrap !important;
    letter-spacing: 0.3px !important;
    display: block !important;
    visibility: visible !important;
}

/* 发光动画 */
@keyframes glow {
    0% {
        box-shadow: 0 3px 10px rgba(0, 255, 170, 0.15);
    }
    100% {
        box-shadow: 0 3px 15px rgba(0, 255, 170, 0.25);
    }
}

/* 用户信息区域（左上角）*/
.user-info {
    display: flex !important;
    align-items: center !important;
    gap: 8px !important;
    padding: 6px 12px !important;
    background: linear-gradient(135deg, rgba(0, 255, 170, 0.2), rgba(0, 255, 170, 0.08)) !important;
    border-radius: 16px !important;
    border: 1px solid rgba(0, 255, 170, 0.4) !important;
    backdrop-filter: blur(12px) !important;
    transition: all 0.3s ease !important;
    box-shadow: 0 3px 10px rgba(0, 255, 170, 0.15) !important;
    min-height: 32px !important;
    white-space: nowrap !important;
    visibility: visible !important;
}

.user-info:hover {
    background: linear-gradient(135deg, rgba(0, 255, 170, 0.2), rgba(0, 255, 170, 0.08));
    border-color: var(--separator-color);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 255, 170, 0.2);
}

.current-user {
    color: #ffffff !important;
    font-size: 11px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 4px;
    line-height: 1.2;
}

.current-user::before {
    content: '👤';
    font-size: 14px;
}

#current-username {
    color: #ffffff !important;
    font-weight: 600;
}

.logout-btn {
    display: flex;
    align-items: center;
    gap: 3px;
    background: linear-gradient(135deg, #ff6b6b, #ee5a52);
    color: white;
    border: none;
    padding: 3px 6px;
    font-size: 9px;
    border-radius: 10px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(255, 107, 107, 0.3);
    min-height: 20px;
    line-height: 1;
}

.logout-btn:hover {
    background: linear-gradient(135deg, #ee5a52, #dc4c42);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(255, 107, 107, 0.4);
}

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

.logout-btn::before {
    content: '🚪';
    font-size: 12px;
}

/* 开发者信息按钮 */
.developer-label {
    color: var(--header-dev-fg);
    font-size: 11px;
    text-decoration: underline;
    cursor: pointer;
    padding: 5px 10px;
    border-radius: 8px;
    transition: all 0.3s ease;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(0, 255, 170, 0.2);
}

.developer-label:hover {
    background: rgba(0, 255, 170, 0.1);
    border-color: var(--separator-color);
    transform: translateY(-1px);
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .tech-header {
        height: auto;
        min-height: 60px;
        padding: 8px 15px;
    }
    
    .title-label {
        font-size: 14px;
    }
    
    .left-top-frame {
        min-width: 200px;
    }
    
    .right-info-frame {
        min-width: 150px;
    }
    
    .user-info {
        padding: 5px 10px;
        gap: 6px;
    }
    
    .current-user {
        font-size: 10px;
    }
    
    .logout-btn {
        padding: 2px 5px;
        font-size: 8px;
    }
}

@media (max-width: 900px) {
    .tech-header {
        flex-direction: column;
        align-items: stretch;
        gap: 8px;
        padding: 12px;
    }
    
    .left-top-frame {
        order: 1;
        min-width: auto;
        justify-content: flex-start;
    }
    
    .center-frame {
        order: 2;
        padding: 8px 0;
    }
    
    .right-info-frame {
        order: 3;
        min-width: auto;
        justify-content: flex-end;
    }
    
    .user-info {
        width: auto;
        max-width: 250px;
    }
    
    /* 单行页脚响应式设计 */
    .single-line-footer {
        gap: 8px;
        font-size: 10px;
    }
    
    .address-info, .copyright-info {
        font-size: 10px;
    }
    
    .group-link, .icp-link, .beian-link {
        font-size: 10px;
        padding: 2px 5px;
    }
    
    /* 右下角标语平板适配 */
    .bottom-right-slogan {
        bottom: 20px;
        right: 20px;
        padding: 8px 12px;
    }
    
    .slogan-text {
        font-size: 11px;
    }
}

@media (max-width: 600px) {
    .tech-header {
        padding: 8px;
    }
    
    .title-label {
        font-size: 11px;
        line-height: 1.3;
    }
    
    .lab-info {
        font-size: 9px;
    }
    
    .user-info {
        flex-direction: row;
        gap: 4px;
        padding: 4px 8px;
        text-align: left;
    }
    
    .current-user {
        font-size: 9px;
    }
    
    .logout-btn {
        padding: 2px 4px;
        font-size: 8px;
    }
    
    /* 右下角标语的移动端适配 */
    .bottom-right-slogan {
        bottom: 15px;
        right: 15px;
        padding: 6px 10px;
        min-width: 160px;
    }
    
    .slogan-text {
        font-size: 10px;
        letter-spacing: 0.2px;
    }
    
    /* 单行页脚移动端适配 */
    .main-footer {
        padding: 6px 0;
    }
    
    .footer-content {
        padding: 0 10px;
    }
    
    .single-line-footer {
        flex-direction: column;
        gap: 5px;
        font-size: 9px;
    }
    
    .address-info, .copyright-info {
        font-size: 9px;
        text-align: center;
        white-space: normal;
        line-height: 1.3;
    }
    
    .group-link, .icp-link, .beian-link {
        font-size: 9px;
        padding: 2px 4px;
    }
    
    .separator {
        display: none;
    }
}

/* 主内容区域 */
.main-frame {
    display: flex;
    flex: 1;
    overflow: hidden;
    padding: 5px;
}

/* 导航栏 */
.nav-frame {
    display: flex;
    flex-direction: column;
    width: 360px;
    background-color: var(--nav-bg);
    padding: 5px;
    margin-right: 5px;
}

.nav-title-frame {
    background-color: var(--nav-title-bg);
    height: 50px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.nav-title {
    color: var(--nav-title-fg);
    font-size: 16px;
    font-weight: bold;
    padding: 10px 0;
}

.separator {
    height: 2px;
    background-color: var(--separator-color);
    margin: 5px 15px;
}

.nav-buttons {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

.btn-frame {
    display: flex;
    align-items: center;
    background-color: var(--nav-bg);
    padding: 3px 5px;
    margin: 4px 0;
}

.icon-label {
    color: var(--icon-color);
    font-size: 16px;
    width: 30px;
    text-align: center;
    margin-right: 5px;
}

.nav-btn {
    flex: 1;
    text-align: left;
    color: var(--btn-fg);
    background-color: var(--btn-bg);
    border: none;
    padding: 8px 10px;
    font-size: 13px;
    cursor: pointer;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.nav-btn:hover {
    background-color: var(--btn-active-bg);
}

.nav-btn.active {
    background-color: var(--btn-active-bg);
    color: var(--btn-active-fg);
}

.bottom-frame {
    height: 50px;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: var(--nav-bg);
}

.version-label {
    color: var(--version-color);
    font-size: 10px;
}

/* 主内容容器 */
.container {
    flex: 1;
    background-color: #ffffff;
    border-radius: 5px;
    overflow: auto;
    padding: 20px;
}

/* 状态栏 */
.status-bar {
    height: 25px;
    background-color: var(--status-bar-bg);
    color: var(--status-bar-fg);
    display: flex;
    align-items: center;
    padding: 0 10px;
    font-size: 12px;
}

/* 页脚信息 */
.main-footer {
    background-color: #ffffff !important;
    border-top: 2px solid var(--separator-color) !important;
    padding: 8px 0 !important;
    margin-top: auto !important;
    position: relative !important;
    z-index: 5 !important;
    display: block !important;
    visibility: visible !important;
}

.footer-content {
    display: flex;
    justify-content: center;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 15px;
}

/* 单行页脚布局 */
.single-line-footer {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
    text-align: center;
    line-height: 1.4;
}

.address-info, .copyright-info {
    color: #ffffff !important;
    font-size: 11px;
    white-space: nowrap;
    font-weight: 400;
}

.group-link, .icp-link, .beian-link {
    color: #ffffff !important;
    text-decoration: none;
    font-size: 12px;
    padding: 4px 8px;
    border-radius: 12px;
    transition: all 0.3s ease;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.2);
    display: inline-flex;
    align-items: center;
    gap: 3px;
    white-space: nowrap;
}

/* 备案图标样式优化 */
.beian-link img {
    width: 14px !important;
    height: 14px !important;
    vertical-align: middle !important;
    margin-right: 4px !important;
    display: inline-block !important;
    opacity: 1 !important;
    visibility: visible !important;
}

.group-link:hover, .icp-link:hover, .beian-link:hover {
    color: #f0f0f0 !important;
    background: rgba(255, 255, 255, 0.15);
    border-color: #f0f0f0;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(255, 255, 255, 0.3);
}

.separator {
    color: #ffffff !important;
    opacity: 0.7;
    font-size: 12px;
    margin: 0 5px;
}

/* 右下角标语 */
.bottom-right-slogan {
    position: fixed !important;
    bottom: 25px !important;
    right: 25px !important;
    z-index: 1000 !important;
    background: linear-gradient(135deg, rgba(0, 255, 170, 0.2), rgba(0, 255, 170, 0.1)) !important;
    backdrop-filter: blur(12px) !important;
    border: 1px solid rgba(0, 255, 170, 0.4) !important;
    border-radius: 18px !important;
    padding: 10px 16px !important;
    box-shadow: 0 5px 20px rgba(0, 255, 170, 0.25) !important;
    transition: all 0.3s ease !important;
    animation: float 3s ease-in-out infinite !important;
    min-width: 200px !important;
    text-align: center !important;
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
}

.bottom-right-slogan:hover {
    background: linear-gradient(135deg, rgba(0, 255, 170, 0.25), rgba(0, 255, 170, 0.12));
    border-color: var(--separator-color);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 255, 170, 0.3);
}

.slogan-text {
    color: var(--slogan-color) !important;
    font-size: 12px !important;
    font-family: 'Microsoft YaHei', '微软雅黑', sans-serif !important;
    font-weight: 900 !important;
    font-style: italic !important;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.6) !important;
    margin: 0 !important;
    white-space: nowrap !important;
    letter-spacing: 0.5px !important;
    display: block !important;
    visibility: visible !important;
}

/* 浮动动画 */
@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-5px);
    }
}

/* 模态弹窗 */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 1000;
    justify-content: center;
    align-items: center;
}

.modal-content {
    background-color: #001A37;
    border-radius: 15px;
    width: 1000px;
    max-width: 90%;
    max-height: 90%;
    overflow: auto;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
}

.decor-frame {
    height: 3px;
    background-color: #00FFAA;
    width: 100%;
}

.content-frame {
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex: 1;
}

.tech-label {
    color: #00FFAA;
    font-size: 24px;
    font-weight: bold;
    font-family: '楷体', serif;
    text-align: center;
    margin: 20px 0;
}

.info-text {
    color: #C1FFC1;
    font-size: 12px;
    text-align: center;
    margin: 20px 0;
    line-height: 1.6;
}

.close-btn {
    background-color: transparent;
    color: #00FFAA;
    border: 2px solid #00FFAA;
    padding: 8px 20px;
    font-size: 12px;
    cursor: pointer;
    border-radius: 5px;
    margin-top: 20px;
    transition: all 0.3s ease;
}

.close-btn:hover {
    background-color: #002550;
    color: #00FF00;
}

/* 使用说明弹窗 */
.manual-content {
    background-color: #ffffff;
    color: #333333;
}

.manual-content h2 {
    color: darkblue;
    font-size: 16px;
    text-align: center;
    padding: 10px 0;
}

.manual-text {
    padding: 15px;
    max-height: 500px;
    overflow-y: auto;
    font-size: 11px;
    line-height: 1.5;
}

.button-frame {
    display: flex;
    justify-content: flex-end;
    padding: 10px;
}

.action-btn {
    background-color: #2E86C1;
    color: white;
    border: none;
    padding: 8px 20px;
    font-size: 12px;
    cursor: pointer;
    border-radius: 5px;
    margin-left: 10px;
    transition: all 0.3s ease;
}

.action-btn:hover {
    background-color: #1A5276;
}

/* 菜单栏 */
.menu-bar {
    display: flex;
    background-color: #f0f0f0;
    border-bottom: 1px solid #d0d0d0;
    padding: 0 10px;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
}

.menu-item {
    position: relative;
    padding: 8px 15px;
    cursor: pointer;
}

.menu-item:hover {
    background-color: #e0e0e0;
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: #ffffff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    min-width: 200px;
    z-index: 101;
}

.menu-item:hover .dropdown-menu {
    display: block;
}

.dropdown-menu a {
    display: block;
    padding: 8px 15px;
    text-decoration: none;
    color: #333333;
}

.dropdown-menu a:hover {
    background-color: #f0f0f0;
}

.dropdown-menu .separator {
    height: 1px;
    background-color: #d0d0d0;
    margin: 5px 0;
}

.submenu-item {
    position: relative;
    padding: 8px 15px;
    cursor: pointer;
}

.submenu-item:hover .submenu {
    display: block;
}

.submenu {
    display: none;
    position: absolute;
    top: 0;
    left: 100%;
    background-color: #ffffff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    min-width: 150px;
}

.checkbox-item::before {
    content: '☐ ';
}

.checkbox-item.checked::before {
    content: '☑ ';
}

/* 模块内容样式 */
.module-title {
    font-size: 16px;
    font-weight: bold;
    color: #004D7F;
    margin-bottom: 10px;
}

.module-subtitle {
    font-size: 12px;
    color: #2E86C1;
    margin-bottom: 20px;
}

.module-content {
    display: flex;
    height: calc(100% - 60px);
}

.info-frame {
    flex: 1;
    padding: 10px;
    margin-right: 10px;
    border: 1px solid #d0d0d0;
    border-radius: 5px;
}

.info-title {
    font-size: 14px;
    font-weight: bold;
    margin-bottom: 10px;
}

.info-display {
    background-color: #F0F7FC;
    padding: 10px;
    height: calc(100% - 50px);
    overflow-y: auto;
    font-size: 11px;
    line-height: 1.5;
    border-radius: 5px;
}

.action-frame {
    width: 300px;
    padding: 10px;
    border: 1px solid #d0d0d0;
    border-radius: 5px;
    display: flex;
    flex-direction: column;
}

.action-title {
    font-size: 14px;
    font-weight: bold;
    margin-bottom: 10px;
}

.launch-btn {
    background-color: #2E86C1;
    color: white;
    border: none;
    padding: 15px;
    font-size: 14px;
    cursor: pointer;
    border-radius: 5px;
    margin-top: 20px;
    transition: all 0.3s ease;
}

.launch-btn:hover {
    background-color: #1A5276;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .nav-frame {
        width: 300px;
    }
    
    .title-label {
        font-size: 16px;
    }
}

@media (max-width: 992px) {
    .nav-frame {
        width: 250px;
    }
    
    .title-label {
        font-size: 14px;
    }
    
    .action-frame {
        width: 250px;
    }
}

@media (max-width: 768px) {
    .main-frame {
        flex-direction: column;
    }
    
    .nav-frame {
        width: 100%;
        height: 200px;
        margin-right: 0;
        margin-bottom: 5px;
    }
    
    .module-content {
        flex-direction: column;
    }
    
    .info-frame {
        margin-right: 0;
        margin-bottom: 10px;
    }
    
    .action-frame {
        width: 100%;
    }
}

/* AI聊天模块样式 */
.chat-container {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 10px;
    background-color: #f9f9f9;
    border-radius: 5px;
    margin-bottom: 10px;
}

.message {
    margin-bottom: 15px;
    display: flex;
}

.user-message {
    justify-content: flex-end;
}

.ai-message {
    justify-content: flex-start;
}

.message-content {
    max-width: 70%;
    padding: 10px 15px;
    border-radius: 10px;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.user-message .message-content {
    background-color: #DCF8C6;
    color: #000000;
}

.ai-message .message-content {
    background-color: #FFFFFF;
    color: #000000;
    border-left: 3px solid #00FFAA;
}

.chat-input-container {
    display: flex;
    padding: 10px 0;
}

.chat-input {
    flex: 1;
    padding: 10px;
    border: 1px solid #d0d0d0;
    border-radius: 5px;
    font-size: 14px;
    resize: none;
}

.send-btn {
    background-color: #00FFAA;
    color: #001A37;
    border: none;
    padding: 0 20px;
    font-size: 14px;
    cursor: pointer;
    border-radius: 5px;
    margin-left: 10px;
    transition: all 0.3s ease;
}

.send-btn:hover {
    background-color: #00CC88;
}

.chat-controls {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
}

.control-group {
    display: flex;
    align-items: center;
}

.control-label {
    margin-right: 10px;
    font-size: 12px;
}

.control-select {
    padding: 5px;
    border-radius: 3px;
    border: 1px solid #d0d0d0;
    font-size: 12px;
}

.voice-btn {
    background-color: #2E86C1;
    color: white;
    border: none;
    padding: 5px 10px;
    font-size: 12px;
    cursor: pointer;
    border-radius: 3px;
    margin-left: 10px;
    transition: all 0.3s ease;
}

.voice-btn:hover {
    background-color: #1A5276;
}

/* 进度条 */
.progress-bar {
    height: 3px;
    width: 100%;
    background-color: #f0f0f0;
}

.progress-bar-fill {
    height: 100%;
    width: 0;
    background-color: #00FFAA;
    transition: width 0.3s ease;
}