:root {
    /* 亮色主题（默认） - 奶白色方案 */
    --primary-color: #2C3E50;
    --secondary-color: #34495E;
    --text-color: #2C3E50;
    --bg-color: #FFF5EA;
    --input-bg: #FFFFFF;
    --border-color: #2C3E50;
    --shadow: 0 4px 6px rgba(44, 62, 80, 0.1);
    --radius: 12px;
}

/* 暗色主题 */
[data-theme="dark"] {
    --primary-color: #5BF84F;  /* 明亮的绿色作为主要文本颜色 */
    --secondary-color: #3ED630; /* 稍深的绿色作为次要文本 */
    --text-color: #5BF84F;     /* 保持绿色作为文本颜色 */
    --bg-color: #1A1A1A;       /* 深色背景 */
    --input-bg: #2A2A2A;       /* 输入框深色背景 */
    --border-color: #5BF84F;   /* 绿色边框 */
    --shadow: 0 4px 6px rgba(91, 248, 79, 0.2); /* 绿色阴影 */
}

/* 暗色主题下的导航项目特殊样式 */
[data-theme="dark"] .nav-item {
    text-shadow: 
        -1px -1px 0 #1A1A1A,
        1px -1px 0 #1A1A1A,
        -1px 1px 0 #1A1A1A,
        1px 1px 0 #1A1A1A,
        2px 2px 0 #1A1A1A,
        3px 3px 0 #1A1A1A;
}

[data-theme="dark"] .nav-item.active {
    color: #5BF84F;
    text-shadow: 
        -1px -1px 0 #1A1A1A,
        1px -1px 0 #1A1A1A,
        -1px 1px 0 #1A1A1A,
        1px 1px 0 #1A1A1A;
}

[data-theme="dark"] .function-btn i {
    background: #2A2A2A;
    color: #5BF84F;
}

[data-theme="dark"] .result-content p {
    color: #3ED630;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2rem 1rem;
    position: relative;
}

/* 导航栏样式 */
.nav-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
}

.logo {
    display: flex;
    align-items: center;
}

.logo a {
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    padding: 0.75rem;
    background: var(--input-bg);
    border: 2px solid var(--border-color);
    border-radius: 50%;
    transition: all 0.3s;
    box-shadow: 4px 4px 0 var(--border-color);
    width: 64px;
    height: 64px;
}

.logo a:hover {
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0 var(--border-color);
}

.logo a:active {
    transform: translate(4px, 4px);
    box-shadow: none;
}

.logo img {
    width: 100%;
    height: 100%;
    display: block;
    transition: transform 0.3s;
    border-radius: 50%;
}

.logo a:hover img {
    transform: rotate(15deg);
}

.logo-btn {
    background: var(--input-bg);
    border: 2px solid var(--border-color);
    color: var(--text-color);
    padding: 0.5rem 1rem;
    border-radius: var(--radius);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: 4px 4px 0 var(--border-color);
}

.logo-btn:hover {
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0 var(--border-color);
}

.logo-btn:active {
    transform: translate(4px, 4px);
    box-shadow: none;
}

.logo-btn i {
    font-size: 1rem;
}

.logo a:hover {
    opacity: 0.8;
}

.logo img {
    width: 60px;
    height: 60px;
    display: block;
}

.nav-toggle {
    background: var(--bg-color);
    border: 2px solid var(--border-color);
    cursor: pointer;
    padding: 0.8rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    width: 48px;
    height: 48px;
    transition: all 0.3s;
    box-shadow: 4px 4px 0 var(--border-color);
}

.nav-toggle:hover {
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0 var(--border-color);
}

.nav-toggle:active {
    transform: translate(4px, 4px);
    box-shadow: none;
}

.nav-toggle svg {
    width: 24px;
    height: 24px;
    fill: var(--border-color);
}

/* 主题切换按钮 */
.theme-toggle {
    background: var(--input-bg);
    border: 2px solid var(--border-color);
    cursor: pointer;
    padding: 0.8rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    width: 48px;
    height: 48px;
    transition: all 0.3s;
    box-shadow: 4px 4px 0 var(--border-color);
    margin-right: 1rem;
}

.theme-toggle:hover {
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0 var(--border-color);
}

.theme-toggle:active {
    transform: translate(4px, 4px);
    box-shadow: none;
}

.theme-toggle svg {
    width: 24px;
    height: 24px;
    fill: var(--text-color);
    transition: transform 0.3s ease;
}

.theme-toggle:hover svg {
    transform: rotate(45deg);
}

[data-theme="dark"] .theme-icon-light {
    display: block;
}

[data-theme="dark"] .theme-icon-dark {
    display: none;
}

.theme-icon-light {
    display: none;
}

.theme-icon-dark {
    display: block;
}

/* 主容器样式 */
.container {
    margin-top: 4rem;
    width: 100%;
    max-width: 1200px;
    padding: 2rem;
    background: transparent;
    border-radius: var(--radius);
}

.header {
    text-align: center;
    margin-bottom: 3rem;
}

.header h1 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 2.5rem;
    font-weight: 900;
    text-transform: uppercase;
}

.header p {
    color: var(--primary-color);
    font-size: 1.1rem;
}

/* 时钟样式 */
.clock {
    color: var(--secondary-color);
    font-size: 1.2rem;
    font-weight: 500;
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.clock i {
    font-size: 1.1rem;
    opacity: 0.8;
}

/* 功能按钮样式 */
.function-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin: 2rem 0;
    flex-wrap: wrap;
    max-width: 900px;
    margin: 2rem auto;
    padding: 0 1rem;
}

.function-btn {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.8rem 1.5rem;
    border-radius: 100px;
    background: var(--input-bg);
    color: var(--text-color);
    text-decoration: none;
    transition: all 0.3s;
    border: 2px solid var(--border-color);
    min-width: 180px;
    justify-content: center;
    position: relative;
    box-shadow: 4px 4px 0 var(--border-color);
}

.function-btn i {
    font-size: 1.2rem;
    color: var(--primary-color);
    background: var(--bg-color);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.3s;
    border: 2px solid var(--border-color);
}

.function-btn span {
    font-size: 0.95rem;
    font-weight: 500;
}

.function-btn:hover {
    background: var(--bg-color);
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0 var(--border-color);
}

.function-btn:active {
    transform: translate(4px, 4px);
    box-shadow: none;
}

/* 搜索表单样式 */
.search-form {
    max-width: 600px;
    margin: 0 auto 2rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-control {
    width: 100%;
    padding: 1rem 1.5rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius);
    font-size: 1rem;
    transition: all 0.3s;
    background: var(--input-bg);
    color: var(--text-color);
    box-shadow: 4px 4px 0 var(--border-color);
}

.form-control:focus {
    outline: none;
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0 var(--border-color);
}

.btn {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius);
    background: var(--input-bg);
    color: var(--text-color);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 4px 4px 0 var(--border-color);
    text-transform: uppercase;
}

.btn:hover {
    background: var(--bg-color);
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0 var(--border-color);
}

.btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

/* 结果容器样式 */
.result-container {
    max-width: 600px;
    margin: 2rem auto;
}

.result-box {
    padding: 1.5rem;
    border-radius: var(--radius);
    background: var(--input-bg);
    border: 2px solid var(--border-color);
    box-shadow: 4px 4px 0 var(--border-color);
}

.success-box {
    border-left: 4px solid #4ECDC4;
}

.danger-box {
    border-left: 4px solid #FF6B6B;
}

.warning-box {
    border-left: 4px solid #FFB900;
}

.result-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.result-content h3 {
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
    color: var(--text-color);
}

.result-content p {
    color: #666;
    margin-bottom: 0.5rem;
}

.domain-name {
    font-weight: 600;
    color: var(--text-color);
}

/* 导航菜单样式 */
.nav-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: var(--bg-color);
    display: flex;
    flex-direction: column;
    padding: 6rem 2rem;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    z-index: 999;
}

.nav-menu.active {
    transform: translateX(0);
}

.nav-menu.active .nav-item {
    opacity: 1;
    transform: translateY(0);
}

.nav-item {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 0;
    transform: translateY(50px);
    padding: 0.5rem 1rem;
    border-radius: var(--radius);
}

.nav-item i {
    font-size: 1.5rem;
    margin-right: 1rem;
    opacity: 0.8;
    width: 40px;
    text-align: center;
}

.nav-item:nth-child(1) { transition-delay: 0.1s; }
.nav-item:nth-child(2) { transition-delay: 0.2s; }
.nav-item:nth-child(3) { transition-delay: 0.3s; }
.nav-item:nth-child(4) { transition-delay: 0.4s; }
.nav-item:nth-child(5) { transition-delay: 0.5s; }

.nav-item:hover {
    background: var(--input-bg);
    padding-left: 2rem;
    color: var(--primary-color);
}

.nav-item.active {
    color: var(--text-color);
    background: var(--input-bg);
}

.nav-item span {
    font-size: 0.9rem;
    margin-right: 1rem;
    opacity: 0.7;
    font-weight: normal;
}

.nav-close {
    position: absolute;
    top: 2rem;
    right: 2rem;
    background: none;
    border: none;
    font-size: 2rem;
    cursor: pointer;
    color: var(--primary-color);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    border: 2px solid transparent;
}

.nav-close:hover {
    border-color: var(--border-color);
    background: var(--input-bg);
}

/* 页脚样式 */
footer {
    margin-top: 3rem;
    text-align: center;
    color: var(--primary-color);
    font-weight: 500;
}

footer a {
    color: var(--primary-color);
    text-decoration: none;
}

footer a:hover {
    opacity: 0.8;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .container {
        padding: 1.5rem;
    }
    
    .function-buttons {
        gap: 0.8rem;
        padding: 0 0.5rem;
    }
    
    .function-btn {
        width: calc(50% - 0.4rem);
        min-width: unset;
        padding: 0.7rem 1rem;
    }
}

/* 主题切换提示 */
.theme-notification {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--input-bg);
    color: var(--text-color);
    padding: 1rem 2rem;
    border-radius: var(--radius);
    border: 2px solid var(--border-color);
    box-shadow: var(--shadow);
    z-index: 9999;
    opacity: 0;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.theme-notification.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

.theme-notification i {
    font-size: 1.2rem;
}

[data-theme="dark"] .theme-notification {
    background: #2A2A2A;
    border-color: var(--primary-color);
}

/* 下载页面样式 */
.download-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    padding: 1rem;
}

.download-card {
    background: var(--input-bg);
    border: 2px solid var(--border-color);
    border-radius: var(--radius);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    transition: all 0.3s;
    box-shadow: var(--shadow);
}

.download-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 12px rgba(0, 0, 0, 0.15);
}

.download-icon {
    width: 60px;
    height: 60px;
    background: var(--bg-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.5rem;
}

.download-icon i {
    font-size: 1.8rem;
    color: var(--primary-color);
}

.download-info h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.download-info .version {
    color: var(--primary-color);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.download-info .description {
    color: var(--secondary-color);
    font-size: 0.95rem;
    line-height: 1.5;
    margin-bottom: 1rem;
}

.download-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.85rem;
    color: var(--secondary-color);
}

.download-meta span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.download-meta i {
    font-size: 1rem;
}

.download-btn {
    background: var(--bg-color);
    color: var(--text-color);
    border: 2px solid var(--border-color);
    padding: 0.8rem;
    border-radius: var(--radius);
    cursor: pointer;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all 0.3s;
    margin-top: auto;
    box-shadow: 4px 4px 0 var(--border-color);
}

.download-btn:hover {
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0 var(--border-color);
}

.download-btn:active {
    transform: translate(4px, 4px);
    box-shadow: none;
}

.download-btn i {
    font-size: 1.1rem;
}

.download-btn.btn-loading {
    color: transparent;
}

.download-btn.btn-loading i {
    display: none;
}

@media (max-width: 768px) {
    .download-grid {
        grid-template-columns: 1fr;
        padding: 1rem 0.5rem;
    }
    
    .download-card {
        padding: 1rem;
    }
}

/* 表单容器样式 */
.form-container {
    max-width: 600px;
    margin: 0 auto;
    padding: 2rem;
    background: var(--input-bg);
    border: 2px solid var(--border-color);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-color);
    font-weight: 500;
}

.form-group input {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius);
    background: var(--input-bg);
    color: var(--text-color);
    font-size: 1rem;
    transition: all 0.3s;
    box-shadow: 4px 4px 0 var(--border-color);
}

.form-group input:focus {
    outline: none;
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0 var(--border-color);
}

.input-group {
    display: flex;
    align-items: stretch;
}

.input-group-text {
    padding: 0.8rem 1rem;
    background: var(--bg-color);
    border: 2px solid var(--border-color);
    border-right: none;
    border-radius: var(--radius) 0 0 var(--radius);
    color: var(--text-color);
    font-size: 0.9rem;
    box-shadow: 4px 4px 0 var(--border-color);
}

.input-group input {
    border-radius: 0 var(--radius) var(--radius) 0;
}

.submit-btn {
    background: var(--bg-color);
    color: var(--text-color);
    border: 2px solid var(--border-color);
    padding: 1rem;
    border-radius: var(--radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    box-shadow: 4px 4px 0 var(--border-color);
}

.submit-btn:hover {
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0 var(--border-color);
}

.submit-btn:active {
    transform: translate(4px, 4px);
    box-shadow: none;
}

.submit-btn i {
    font-size: 1.1rem;
}

/* 提示信息样式 */
.alert {
    padding: 1rem 1.5rem;
    margin-bottom: 1.5rem;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    gap: 0.8rem;
    font-weight: 500;
}

.alert-success {
    background: rgba(91, 248, 79, 0.1);
    border: 2px solid #5BF84F;
    color: #5BF84F;
}

.alert-danger {
    background: rgba(255, 99, 99, 0.1);
    border: 2px solid #FF6363;
    color: #FF6363;
}

/* 说明文字样式 */
.instructions {
    margin-top: 2rem;
    padding: 1.5rem;
    background: var(--bg-color);
    border: 2px solid var(--border-color);
    border-radius: var(--radius);
}

.instructions h3 {
    color: var(--text-color);
    font-size: 1.2rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.instructions ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.instructions li {
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
}

.instructions li::before {
    content: "•";
    position: absolute;
    left: 0.5rem;
    color: var(--primary-color);
}

@media (max-width: 768px) {
    .form-container {
        padding: 1rem;
    }
    
    .form-group input,
    .input-group-text {
        padding: 0.7rem;
    }
}

/* 代理信息样式 */
.agent-info {
    margin-top: 2rem;
    padding: 1.5rem;
    background: var(--input-bg);
    border: 2px solid var(--border-color);
    border-radius: var(--radius);
}

.agent-info h3 {
    color: var(--text-color);
    font-size: 1.2rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.info-item {
    padding: 1rem;
    background: var(--bg-color);
    border: 2px solid var(--border-color);
    border-radius: var(--radius);
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.info-item .label {
    color: var(--secondary-color);
    font-size: 0.9rem;
}

.info-item .value {
    color: var(--text-color);
    font-weight: 600;
    font-size: 1.1rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
}

.stat-card {
    padding: 1rem;
    background: var(--bg-color);
    border: 2px solid var(--border-color);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.stat-icon {
    width: 40px;
    height: 40px;
    background: var(--input-bg);
    border: 2px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-icon i {
    font-size: 1.2rem;
    color: var(--primary-color);
}

.stat-info {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-color);
    line-height: 1;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--secondary-color);
}

@media (max-width: 768px) {
    .info-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-card {
        padding: 0.8rem;
    }
    
    .stat-icon {
        width: 36px;
        height: 36px;
    }
    
    .stat-value {
        font-size: 1.3rem;
    }
}