/* 登录页面样式 */
:root {
    --primary-color: #0a192f;
    --secondary-color: #112240;
    --accent-color: #00a8ff;
    --text-color: #e6f1ff;
    --text-secondary: #8892b0;
    --border-color: rgba(0, 168, 255, 0.3);
    --shadow-color: rgba(2, 12, 27, 0.7);
    --success-color: #2ecc71;
    --warning-color: #f39c12;
    --error-color: #e74c3c;
    --grad-blue: linear-gradient(135deg, rgba(0, 168, 255, 0.8) 0%, rgba(0, 123, 255, 0.6) 100%);
}

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

body {
    font-family: 'Arial', sans-serif;
    background: linear-gradient(135deg, #0d1b2a 0%, #0d1b2a 100%);
    color: var(--text-color);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

/* 粒子背景 */
#particles-js {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: -1;
}

/* 城市天际线背景 */
.city-skyline {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 150px;
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="%230a192f" fill-opacity="0.3" d="M0,224L40,213.3C80,203,160,181,240,181.3C320,181,400,203,480,224C560,245,640,267,720,261.3C800,256,880,224,960,213.3C1040,203,1120,213,1200,229.3C1280,245,1360,267,1400,277.3L1440,288L1440,320L1400,320C1360,320,1280,320,1200,320C1120,320,1040,320,960,320C880,320,800,320,720,320C640,320,560,320,480,320C400,320,320,320,240,320C160,320,80,320,40,320L0,320Z"></path></svg>') repeat-x bottom;
    z-index: -1;
    opacity: 0.4;
}

/* 角落装饰元素 */
.corner-decoration {
    position: fixed;
    width: 150px;
    height: 150px;
    z-index: -1;
}

.corner-decoration.top-left {
    top: 0;
    left: 0;
    border-top: 3px solid rgba(0, 168, 255, 0.4);
    border-left: 3px solid rgba(0, 168, 255, 0.4);
}

.corner-decoration.top-right {
    top: 0;
    right: 0;
    border-top: 3px solid rgba(0, 168, 255, 0.4);
    border-right: 3px solid rgba(0, 168, 255, 0.4);
}

.corner-decoration.bottom-left {
    bottom: 0;
    left: 0;
    border-bottom: 3px solid rgba(0, 168, 255, 0.4);
    border-left: 3px solid rgba(0, 168, 255, 0.4);
}

.corner-decoration.bottom-right {
    bottom: 0;
    right: 0;
    border-bottom: 3px solid rgba(0, 168, 255, 0.4);
    border-right: 3px solid rgba(0, 168, 255, 0.4);
}

/* 品牌标志 */
.brand-logo {
    position: fixed;
    top: 30px;
    left: 40px;
    width: 70px;
    height: 70px;
    background: rgba(0, 168, 255, 0.15);
    border: 2px solid rgba(0, 168, 255, 0.4);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 100;
    box-shadow: 0 0 20px rgba(0, 168, 255, 0.6);
    animation: pulseBranding 3s infinite;
    overflow: hidden;
}

.brand-logo .login-icon {
    width: 85%;
    height: 85%;
    object-fit: contain;
    filter: drop-shadow(0 0 8px rgba(0, 168, 255, 0.7));
}

/* 保留原来的图标样式，用于其他可能的使用场景 */
.brand-logo i {
    color: var(--accent-color);
    font-size: 36px;
    filter: drop-shadow(0 0 8px rgba(0, 168, 255, 0.7));
    display: none; /* 隐藏原图标 */
}

@keyframes pulseBranding {
    0% { box-shadow: 0 0 15px rgba(0, 168, 255, 0.5); }
    50% { box-shadow: 0 0 30px rgba(0, 168, 255, 0.9); }
    100% { box-shadow: 0 0 15px rgba(0, 168, 255, 0.5); }
}

/* 更新日志按钮样式 */
.update-log-btn {
    position: fixed;
    top: 30px;
    right: 40px;
    background: rgba(0, 168, 255, 0.15);
    color: var(--accent-color);
    border: 1px solid rgba(0, 168, 255, 0.4);
    border-radius: 6px;
    padding: 8px 15px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 6px;
    z-index: 100;
    box-shadow: 0 0 15px rgba(0, 168, 255, 0.3);
    backdrop-filter: blur(5px);
    animation: pulseButton 2s infinite alternate;
}

@keyframes pulseButton {
    0% {
        box-shadow: 0 0 15px rgba(0, 168, 255, 0.3);
        border-color: rgba(0, 168, 255, 0.4);
    }
    100% {
        box-shadow: 0 0 20px rgba(0, 168, 255, 0.6);
        border-color: rgba(0, 168, 255, 0.7);
    }
}

.update-log-btn i {
    animation: rotateUpdate 4s linear infinite;
    color: var(--accent-color);
}

@keyframes rotateUpdate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.update-log-btn:hover {
    background: rgba(0, 168, 255, 0.25);
    transform: translateY(-3px);
    box-shadow: 0 5px 20px rgba(0, 168, 255, 0.4);
    color: #ffffff;
}

.update-log-btn:hover i {
    animation-duration: 2s;
}

.update-log-btn::after {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    border: 1px solid rgba(0, 168, 255, 0.2);
    border-radius: 8px;
    animation: borderPulse 1.5s infinite alternate;
    pointer-events: none;
}

@keyframes borderPulse {
    0% {
        border-color: rgba(0, 168, 255, 0.2);
        transform: scale(1);
    }
    100% {
        border-color: rgba(0, 168, 255, 0.6);
        transform: scale(1.05);
    }
}

/* 底部信息 */
.footer-info {
    position: fixed;
    bottom: 15px;
    left: 0;
    width: 100%;
    text-align: center;
    font-size: 12px;
    color: var(--text-secondary);
    z-index: 10;
}

/* 系统名称样式 */
.system-name {
    position: fixed;
    top: 45px;
    left: 130px;
    z-index: 100;
    font-size: 32px;
    font-weight: bold;
    color: var(--accent-color);
    text-shadow: 0 0 15px rgba(0, 168, 255, 0.6);
    letter-spacing: 2px;
    max-width: 900px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: all 0.3s ease;
    background: linear-gradient(
        90deg,
        #7ed6ff 0%, 
        #00a8ff 25%,
        #7ed6ff 50%, 
        #00a8ff 75%,
        #7ed6ff 100%
    );
    background-size: 200% auto;
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: flowFromStart 4s linear infinite;
}

@keyframes flowFromStart {
    0% {
        background-position: 0% center;
    }
    100% {
        background-position: -200% center;
    }
}

.system-name:hover {
    transform: scale(1.03);
    animation-duration: 2s;
}

@media (max-width: 1366px) {
    .system-name {
        font-size: 26px;
        max-width: 600px;
        top: 48px;
    }
}

@media (max-width: 768px) {
    .system-name {
        display: none;
    }
}

/* 主内容区布局 */
.main-container {
    display: flex;
    width: 100%;
    min-height: 100vh;
    padding: 0;
    position: relative;
    overflow: hidden;
}

/* 左侧展示区域 */
.showcase-area {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 30px;
    position: relative;
    overflow: hidden;
}

/* 右侧登录区域 */
.login-area {
    width: 450px;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 30px;
    position: relative;
    z-index: 10;
}

.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

/* 登录框样式 */
.login-box {
    width: 100%;
    max-width: 400px;
    background: rgba(17, 34, 64, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    box-shadow: 0 0 30px rgba(0, 168, 255, 0.2), 
                inset 0 0 10px rgba(0, 168, 255, 0.1);
    border: 1px solid rgba(0, 168, 255, 0.3);
    padding: 30px;
    position: relative;
    overflow: hidden;
    animation: loginBoxAppear 0.8s ease-out;
}

@keyframes loginBoxAppear {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 添加边角高亮效果 */
.login-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, 
        rgba(0, 168, 255, 0.8) 0%, 
        rgba(0, 168, 255, 0.3) 50%, 
        rgba(0, 168, 255, 0.1) 100%);
    z-index: 1;
}

/* 添加四个角的装饰点 */
.login-box::after {
    content: '';
    position: absolute;
    width: 6px;
    height: 6px;
    background: rgba(0, 168, 255, 0.8);
    border-radius: 50%;
    top: 6px;
    right: 6px;
    box-shadow: 0 0 8px rgba(0, 168, 255, 0.6);
    animation: cornerPulse 2s infinite alternate;
}

.login-box-corner {
    position: absolute;
    width: 6px;
    height: 6px;
    background: rgba(0, 168, 255, 0.8);
    border-radius: 50%;
    box-shadow: 0 0 8px rgba(0, 168, 255, 0.6);
}

.login-box-corner.top-left {
    top: 6px;
    left: 6px;
    animation: cornerPulse 2s infinite alternate 0.5s;
}

.login-box-corner.bottom-left {
    bottom: 6px;
    left: 6px;
    animation: cornerPulse 2s infinite alternate 1s;
}

.login-box-corner.bottom-right {
    bottom: 6px;
    right: 6px;
    animation: cornerPulse 2s infinite alternate 1.5s;
}

@keyframes cornerPulse {
    0% {
        transform: scale(0.8);
        opacity: 0.6;
    }
    100% {
        transform: scale(1.2);
        opacity: 1;
    }
}

/* 添加背景网格效果 */
.login-box-grid {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(0, 168, 255, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 168, 255, 0.05) 1px, transparent 1px);
    background-size: 20px 20px;
    z-index: -1;
    opacity: 0.3;
}

/* 添加扫描线效果 */
.login-box-scan {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 2px;
    background: linear-gradient(to right, 
        transparent, 
        rgba(0, 168, 255, 0.8), 
        transparent);
    animation: scanEffect 3s ease-in-out infinite;
    z-index: 1;
}

@keyframes scanEffect {
    0% {
        left: -100%;
    }
    50% {
        left: 100%;
    }
    100% {
        left: -100%;
    }
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
    position: relative;
}

.login-header h2 {
    font-size: 24px;
    color: var(--accent-color);
    margin-bottom: 10px;
    text-shadow: 0 0 10px rgba(0, 168, 255, 0.3);
    letter-spacing: 1px;
    position: relative;
    display: inline-block;
}

/* 添加标题下划线动画 */
.login-header h2::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(to right, 
        rgba(0, 168, 255, 0.1), 
        rgba(0, 168, 255, 0.8), 
        rgba(0, 168, 255, 0.1));
    transform: scaleX(0);
    transform-origin: center;
    transition: transform 0.5s ease;
    animation: headerLineEffect 3s ease-in-out infinite;
}

@keyframes headerLineEffect {
    0% {
        transform: scaleX(0.3);
        opacity: 0.3;
    }
    50% {
        transform: scaleX(1);
        opacity: 1;
    }
    100% {
        transform: scaleX(0.3);
        opacity: 0.3;
    }
}

.system-status {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    color: var(--success-color);
    margin-top: 5px;
    background: rgba(46, 204, 113, 0.05);
    border-radius: 20px;
    padding: 4px 12px;
    width: fit-content;
    margin: 0 auto;
}

.status-dot {
    width: 8px;
    height: 8px;
    background-color: var(--success-color);
    border-radius: 50%;
    margin-right: 6px;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(46, 204, 113, 0.4);
    }
    70% {
        box-shadow: 0 0 0 6px rgba(46, 204, 113, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(46, 204, 113, 0);
    }
}

.login-form {
    position: relative;
    z-index: 2;
}

.form-group {
    margin-bottom: 25px;
    position: relative;
}

.form-group label {
    display: flex;
    align-items: center;
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 8px;
    transition: all 0.3s ease;
}

.form-group label i {
    margin-right: 5px;
    color: var(--accent-color);
    font-size: 16px;
    text-shadow: 0 0 5px rgba(0, 168, 255, 0.5);
}

.form-group input {
    width: 100%;
    background: rgba(10, 25, 47, 0.5);
    border: none;
    border-radius: 6px;
    padding: 12px 15px;
    color: var(--text-color);
    font-size: 16px;
    transition: all 0.3s ease;
    box-shadow: inset 0 0 5px rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(0, 168, 255, 0.1);
}

/* 输入框获得焦点时的动画效果 */
.form-group input:focus {
    outline: none;
    background: rgba(10, 25, 47, 0.7);
    box-shadow: 0 0 15px rgba(0, 168, 255, 0.3);
    border-color: rgba(0, 168, 255, 0.5);
    animation: inputFocus 0.5s ease;
}

@keyframes inputFocus {
    0% { transform: translateX(-2px); }
    25% { transform: translateX(2px); }
    50% { transform: translateX(-1px); }
    75% { transform: translateX(1px); }
    100% { transform: translateX(0); }
}

.input-line {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-color);
    transition: all 0.3s ease;
}

.form-group input:focus + .input-line {
    width: 100%;
}

/* 验证码样式 */
.captcha-group {
    display: flex;
    gap: 10px;
}

.captcha-input {
    flex: 1;
}

.captcha-container {
    width: 120px;
    height: 40px;
    background: rgba(0, 168, 255, 0.1);
    border: 1px solid rgba(0, 168, 255, 0.3);
    border-radius: 6px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 20px;
    font-weight: bold;
    letter-spacing: 5px;
    color: var(--accent-color);
    cursor: pointer;
    user-select: none;
    position: relative;
    overflow: hidden;
    box-shadow: 0 0 10px rgba(0, 168, 255, 0.1) inset;
    backdrop-filter: blur(2px);
}

.captcha-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(0, 168, 255, 0.2),
        transparent
    );
    transition: all 0.6s ease;
}

.captcha-container:hover::before {
    left: 100%;
}

/* 记住我选项样式 */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    font-size: 14px;
}

.remember-me {
    display: flex;
    align-items: center;
    cursor: pointer;
    color: var(--text-secondary);
}

.remember-me input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.checkmark {
    position: relative;
    display: inline-block;
    width: 16px;
    height: 16px;
    margin-right: 8px;
    background-color: rgba(10, 25, 47, 0.5);
    border: 1px solid rgba(0, 168, 255, 0.3);
    border-radius: 3px;
    transition: all 0.3s ease;
    overflow: hidden;
}

.checkmark::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, 
        rgba(0, 168, 255, 0.1) 0%, 
        rgba(0, 168, 255, 0.05) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.remember-me:hover .checkmark {
    background-color: rgba(0, 168, 255, 0.1);
    border-color: rgba(0, 168, 255, 0.5);
}

.remember-me:hover .checkmark::before {
    opacity: 1;
}

.remember-me input:checked ~ .checkmark {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
    box-shadow: 0 0 8px rgba(0, 168, 255, 0.4);
}

.checkmark:after {
    content: "";
    position: absolute;
    display: none;
    left: 5px;
    top: 2px;
    width: 4px;
    height: 8px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.remember-me input:checked ~ .checkmark:after {
    display: block;
}

.forgot-password {
    color: var(--accent-color);
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    padding-bottom: 2px;
}

.forgot-password::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--accent-color);
    transition: width 0.3s ease;
}

.forgot-password:hover::after {
    width: 100%;
}

.forgot-password:hover {
    text-shadow: 0 0 5px rgba(0, 168, 255, 0.5);
}

/* 登录按钮增强效果 */
.login-btn {
    width: 100%;
    background: rgba(0, 168, 255, 0.15);
    color: var(--accent-color);
    border: 1px solid rgba(0, 168, 255, 0.3);
    border-radius: 6px;
    padding: 12px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    margin-bottom: 20px;
    letter-spacing: 2px;
    text-shadow: 0 0 5px rgba(0, 168, 255, 0.5);
}

/* 添加按钮边框发光效果 */
.login-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 6px;
    padding: 2px;
    background: linear-gradient(135deg, 
        rgba(0, 168, 255, 0.8) 0%, 
        rgba(0, 123, 255, 0.4) 50%, 
        rgba(0, 168, 255, 0.8) 100%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, 
                  linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.login-btn:hover::before {
    opacity: 1;
    animation: borderRotate 2s linear infinite;
}

@keyframes borderRotate {
    0% {
        background-position: 0% 0%;
    }
    100% {
        background-position: 135deg 200%;
    }
}

.btn-glow {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(0, 168, 255, 0.2),
        transparent
    );
    transition: all 0.6s ease;
}

.login-btn:hover {
    background: rgba(0, 168, 255, 0.25);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 168, 255, 0.2);
}

.login-btn:hover .btn-glow {
    left: 100%;
}

.login-btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 5px rgba(0, 168, 255, 0.2);
}

.login-footer {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid rgba(0, 168, 255, 0.1);
    position: relative;
}

/* 添加脉冲边框效果 */
.login-footer::before {
    content: '';
    position: absolute;
    top: -1px;
    left: 0;
    width: 30%;
    height: 1px;
    background: rgba(0, 168, 255, 0.8);
    animation: footerPulse 3s infinite;
}

@keyframes footerPulse {
    0% { width: 0; opacity: 0.3; }
    50% { width: 100%; opacity: 1; }
    100% { width: 0; opacity: 0.3; }
}

/* 系统信息样式 */
.system-info {
    display: flex;
    justify-content: space-between;
}

.info-item {
    font-size: 12px;
    color: var(--text-secondary);
}

.info-label {
    margin-right: 5px;
    opacity: 0.7;
}

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

/* 错误消息样式 */
.form-message {
    color: var(--error-color);
    font-size: 12px;
    margin-top: 5px;
    display: none;
}

/* 登录错误提示 */
.login-error {
    background: rgba(231, 76, 60, 0.1);
    border: 1px solid rgba(231, 76, 60, 0.3);
    color: #e74c3c;
    padding: 10px;
    border-radius: 6px;
    margin-bottom: 20px;
    font-size: 14px;
    display: none;
    animation: shake 0.5s ease-in-out;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
}

/* 响应式设计 */
@media (max-width: 480px) {
    .login-box {
        padding: 20px;
    }
    
    .login-header h2 {
        font-size: 20px;
    }
    
    .form-options {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .forgot-password {
        margin-top: 10px;
    }
}

/* 模态框样式 */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 9, 26, 0.8);
    backdrop-filter: blur(5px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    overflow-y: auto;
    padding: 20px;
}

.modal-content {
    background: rgba(17, 34, 64, 0.95);
    box-shadow: 0 0 30px rgba(0, 168, 255, 0.3);
    border: 1px solid rgba(0, 168, 255, 0.3);
    border-radius: 12px;
    padding: 25px;
    position: relative;
    width: 100%;
    max-width: 500px;
    opacity: 0;
    transform: translateY(-20px);
    transition: all 0.3s ease;
}

.close-button {
    position: absolute;
    top: 15px;
    right: 20px;
    color: var(--text-secondary);
    font-size: 24px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.close-button:hover {
    color: var(--accent-color);
    transform: rotate(90deg);
}

.modal h3 {
    color: var(--accent-color);
    margin-top: 0;
    margin-bottom: 15px;
    font-size: 18px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.modal p {
    color: var(--text-color);
    margin-bottom: 20px;
    line-height: 1.5;
}

.modal-buttons {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

.modal button {
    padding: 8px 16px;
    border-radius: 6px;
    border: none;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
}

/* 当模态框显示时的样式 */
.modal.show {
    display: flex;
}

/* 左侧展示区域样式 */
.tech-elements {
    position: relative;
    width: 100%;
    max-width: 850px;
    height: 520px;
}

/* 六边形容器 -> 圆形容器 */
.hex-container {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 30px;
    perspective: 1000px;
}

.hex-item {
    position: absolute;
    width: 130px;
    height: 130px;
    transition: all 0.8s ease;
    animation: orbitalRotation 15s linear infinite;
    transform-origin: center center;
    border-radius: 50%; /* 添加圆形 */
    filter: drop-shadow(0 0 10px rgba(0, 168, 255, 0.3));
}

@keyframes orbitalRotation {
    0% {
        transform: rotate(0deg) translateX(210px) rotate(0deg);
    }
    100% {
        transform: rotate(360deg) translateX(210px) rotate(-360deg);
    }
}

#hex-data {
    animation-delay: 0s;
}

#hex-location {
    animation-delay: -2.5s;
}

#hex-alarm {
    animation-delay: -5s;
}

#hex-ai {
    animation-delay: -7.5s;
}

#hex-response {
    animation-delay: -10s;
}

#hex-monitor {
    animation-delay: -12.5s;
}

#hex-monitor .hex-inner i {
    animation: pulseMonitor 2s infinite;
}

@keyframes pulseMonitor {
    0% { 
        transform: scale(1); 
        filter: drop-shadow(0 0 3px rgba(0, 168, 255, 0.5));
    }
    50% { 
        transform: scale(1.2); 
        filter: drop-shadow(0 0 8px rgba(0, 168, 255, 0.8)); 
    }
    100% { 
        transform: scale(1); 
        filter: drop-shadow(0 0 3px rgba(0, 168, 255, 0.5)); 
    }
}

.main-hex {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 180px;
    height: 180px;
    z-index: 5;
    animation: none;
    border-radius: 50%;
    filter: drop-shadow(0 0 20px rgba(0, 168, 255, 0.5));
}

.hex-inner {
    width: 100%;
    height: 100%;
    background: rgba(17, 34, 64, 0.5);
    /* 移除六边形裁剪 */
    /* clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%); */
    border-radius: 50%; /* 添加圆形 */
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    border: 1px solid rgba(0, 168, 255, 0.3);
    box-shadow: 0 0 20px rgba(0, 168, 255, 0.2);
    padding: 10px;
    transition: all 0.3s ease;
    position: relative; /* 添加相对定位 */
    overflow: hidden; /* 确保内容不溢出 */
}

/* 添加科技感环形装饰 */
.hex-inner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border: 2px dashed rgba(0, 168, 255, 0.3);
    border-radius: 50%;
    animation: rotate 20s linear infinite;
    pointer-events: none;
}

/* 添加科技感扫描线 */
.hex-inner::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 200%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(0, 168, 255, 0.1), 
        rgba(0, 168, 255, 0.2), 
        rgba(0, 168, 255, 0.1), 
        transparent);
    animation: scanLine 3s ease-in-out infinite;
    pointer-events: none;
}

@keyframes scanLine {
    0% { transform: translateX(-50%); }
    100% { transform: translateX(0%); }
}

@keyframes rotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.hex-inner:hover {
    background: rgba(0, 168, 255, 0.2);
    transform: scale(1.1);
    border-color: rgba(0, 168, 255, 0.6);
    cursor: pointer;
}

#hex-response .hex-inner {
    background: rgba(17, 34, 64, 0.5);
    border-color: rgba(0, 168, 255, 0.3);
}

#hex-response .hex-inner i {
    color: var(--accent-color);
    animation: pulseResponse 1.5s infinite;
}

@keyframes pulseResponse {
    0% { transform: scale(1); filter: drop-shadow(0 0 3px rgba(0, 168, 255, 0.5)); }
    50% { transform: scale(1.2); filter: drop-shadow(0 0 8px rgba(0, 168, 255, 0.8)); }
    100% { transform: scale(1); filter: drop-shadow(0 0 3px rgba(0, 168, 255, 0.5)); }
}

#hex-response .hex-inner:hover {
    background: rgba(0, 168, 255, 0.2);
    border-color: rgba(0, 168, 255, 0.6);
    transform: scale(1.1);
    box-shadow: 0 0 25px rgba(0, 168, 255, 0.4);
}

.main-hex .hex-inner {
    background: linear-gradient(135deg, rgba(0, 123, 255, 0.9) 0%, rgba(0, 168, 255, 0.7) 100%);
    animation: pulse-hex 2.5s infinite;
    position: relative;
    overflow: hidden;
}

.main-hex .hex-inner::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, rgba(255, 255, 255, 0.2) 0%, transparent 70%);
    animation: glowPulse 4s infinite;
}

/* 添加中心圆环装饰 */
.main-hex .hex-inner::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 85%;
    height: 85%;
    border: 3px solid rgba(0, 168, 255, 0.5);
    border-radius: 50%;
    animation: rotate 10s linear infinite;
    pointer-events: none;
}

@keyframes glowPulse {
    0% { opacity: 0.2; }
    50% { opacity: 0.6; }
    100% { opacity: 0.2; }
}

.main-hex .hex-inner:hover {
    transform: scale(1.05);
    box-shadow: 0 0 40px rgba(0, 168, 255, 0.9);
}

@keyframes pulse-hex {
    0% { box-shadow: 0 0 20px rgba(0, 168, 255, 0.6); }
    50% { box-shadow: 0 0 40px rgba(0, 168, 255, 0.9); }
    100% { box-shadow: 0 0 20px rgba(0, 168, 255, 0.6); }
}

.main-hex .hex-inner i {
    font-size: 58px;
    color: #fff;
    margin-bottom: 0;
    filter: drop-shadow(0 0 15px rgba(255, 255, 255, 0.7));
    animation: pulseBoltMain 2s infinite;
    position: relative;
    z-index: 2;
    display: none; /* 隐藏原图标 */
}

.main-hex .hex-inner .main-hex-icon {
    width: 65%;
    height: 65%;
    object-fit: contain;
    filter: drop-shadow(0 0 15px rgba(255, 255, 255, 0.7));
    animation: pulseBoltMain 2s infinite;
    position: relative;
    z-index: 2;
}

@keyframes pulseBoltMain {
    0% { transform: scale(1); filter: drop-shadow(0 0 5px rgba(255, 255, 255, 0.5)); }
    50% { transform: scale(1.15); filter: drop-shadow(0 0 15px rgba(255, 255, 255, 0.8)); }
    100% { transform: scale(1); filter: drop-shadow(0 0 5px rgba(255, 255, 255, 0.5)); }
}

.hex-inner i {
    font-size: 28px;
    color: var(--accent-color);
    margin-bottom: 10px;
    transition: all 0.3s ease;
    position: relative;
    z-index: 2;
}

.hex-inner:hover i {
    transform: scale(1.2);
}

.hex-inner span {
    font-size: 14px;
    color: var(--text-color);
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    z-index: 2;
}

/* 添加连接线样式 */
.connector-lines {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 420px;
    height: 420px;
    transform: translate(-50%, -50%);
    border: 1px dashed rgba(0, 168, 255, 0.3);
    border-radius: 50%;
    pointer-events: none;
    z-index: 1;
    box-shadow: 0 0 30px rgba(0, 168, 255, 0.1) inset;
}

/* 添加动态旋转效果 */
.connector-lines::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border: 1px dashed rgba(0, 168, 255, 0.2);
    border-radius: 50%;
    animation: rotate 30s linear infinite reverse;
}

/* 添加内圆 */
.connector-lines::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 300px;
    height: 300px;
    transform: translate(-50%, -50%);
    border: 1px dashed rgba(0, 168, 255, 0.2);
    border-radius: 50%;
    animation: rotate 20s linear infinite;
}

/* 添加径向连接线 */
.tech-elements::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 420px;
    height: 420px;
    transform: translate(-50%, -50%);
    background: radial-gradient(circle at center, rgba(0, 168, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
    pointer-events: none;
    opacity: 0.5;
}

/* 添加脉冲效果 */
.tech-elements::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 420px;
    height: 420px;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    box-shadow: 0 0 50px rgba(0, 168, 255, 0.2) inset;
    animation: pulse-tech 4s infinite;
    pointer-events: none;
    z-index: 0;
}

@keyframes pulse-tech {
    0% { box-shadow: 0 0 30px rgba(0, 168, 255, 0.1) inset; }
    50% { box-shadow: 0 0 50px rgba(0, 168, 255, 0.3) inset; }
    100% { box-shadow: 0 0 30px rgba(0, 168, 255, 0.1) inset; }
}

/* 平台标题 */
.platform-title {
    position: absolute;
    top: 10%;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    z-index: 10;
    animation: fadeInDown 1.2s ease-out;
    width: 100%;
}

@keyframes fadeInDown {
    0% {
        opacity: 0;
        transform: translate(-50%, -30px);
    }
    100% {
        opacity: 1;
        transform: translate(-50%, 0);
    }
}

.platform-title p {
    font-size: 24px;
    color: var(--text-secondary);
    max-width: 80%;
    margin: 0 auto;
    line-height: 1.5;
    text-shadow: 0 0 15px rgba(0, 168, 255, 0.3);
    position: relative;
    display: inline-block;
    padding-bottom: 10px;
}

.platform-title p::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 2px;
    background: linear-gradient(90deg, 
        rgba(0, 168, 255, 0.1) 0%, 
        rgba(0, 168, 255, 0.6) 50%, 
        rgba(0, 168, 255, 0.1) 100%);
}

/* 数据统计区域 */
.stats-container {
    position: absolute;
    bottom: 5%;
    left: 0;
    width: 100%;
    display: flex;
    justify-content: center;
    gap: 30px;
    animation: fadeInUp 1s ease-out;
}

@keyframes fadeInUp {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.stat-item {
    background: rgba(17, 34, 64, 0.7);
    border: 1px solid rgba(0, 168, 255, 0.3);
    border-radius: 10px;
    padding: 18px;
    display: flex;
    align-items: center;
    gap: 18px;
    width: 230px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
    transform: translateY(0);
}

.stat-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 25px rgba(0, 0, 0, 0.4);
    border-color: rgba(0, 168, 255, 0.6);
}

.stat-icon {
    width: 45px;
    height: 45px;
    background: rgba(0, 168, 255, 0.1);
    border-radius: 10px;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: all 0.3s ease;
}

.stat-item:hover .stat-icon {
    background: rgba(0, 168, 255, 0.2);
    transform: scale(1.1);
}

.stat-icon i {
    font-size: 22px;
    color: var(--accent-color);
}

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

.stat-value {
    font-size: 24px;
    font-weight: bold;
    color: var(--text-color);
    margin-bottom: 5px;
}

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .main-container {
        flex-direction: column;
        padding-top: 80px;
    }
    
    .login-area {
        width: 400px;
        margin: 0 auto;
    }
    
    .showcase-area {
        padding: 20px 0;
    }
    
    .tech-elements {
        transform: scale(0.8);
    }
    
    .platform-title {
        margin-top: -20px;
    }
    
    .platform-title p {
        font-size: 16px;
    }
    
    @keyframes orbitalRotation {
        0% {
            transform: rotate(0deg) translateX(180px) rotate(0deg);
        }
        100% {
            transform: rotate(360deg) translateX(180px) rotate(-360deg);
        }
    }
    
    .connector-lines {
        width: 360px;
        height: 360px;
    }
    
    .connector-lines::after {
        width: 260px;
        height: 260px;
    }
    
    .tech-elements::before,
    .tech-elements::after {
        width: 360px;
        height: 360px;
    }
}

@media (max-width: 768px) {
    .showcase-area {
        padding: 10px 0;
    }
    
    .tech-elements {
        transform: scale(0.6);
    }
    
    .platform-title {
        margin-top: -40px;
    }
    
    .hex-item {
        width: 110px;
        height: 110px;
    }
    
    .main-hex {
        width: 150px;
        height: 150px;
    }
    
    .hex-inner i {
        font-size: 24px;
    }
    
    .main-hex .hex-inner i {
        font-size: 48px;
    }
    
    .main-hex .hex-inner .main-hex-icon {
        width: 60%;
        height: 60%;
    }
    
    .hex-inner span {
        font-size: 12px;
    }
    
    .platform-title p {
        font-size: 14px;
    }
    
    @keyframes orbitalRotation {
        0% {
            transform: rotate(0deg) translateX(150px) rotate(0deg);
        }
        100% {
            transform: rotate(360deg) translateX(150px) rotate(-360deg);
        }
    }
    
    .connector-lines {
        width: 300px;
        height: 300px;
    }
    
    .connector-lines::after {
        width: 220px;
        height: 220px;
    }
    
    .tech-elements::before,
    .tech-elements::after {
        width: 300px;
        height: 300px;
    }
    
    .brand-logo {
        top: 20px;
        left: 20px;
        width: 50px;
        height: 50px;
    }
}

@media (max-width: 480px) {
    .login-box {
        width: 90%;
        padding: 20px;
    }
    
    .login-header h2 {
        font-size: 18px;
    }
    
    .form-options {
        flex-direction: column;
        gap: 10px;
    }
    
    .forgot-password {
        align-self: flex-end;
    }
    
    .showcase-area {
        padding: 0;
        margin-bottom: -40px;
    }
    
    .platform-title {
        display: none;
    }
    
    .tech-elements {
        transform: scale(0.45);
        margin-top: -40px;
    }
    
    .login-area {
        width: 100%;
    }
    
    .brand-logo {
        width: 40px;
        height: 40px;
        top: 15px;
        left: 15px;
    }
    
    .system-name {
        display: none;
    }
    
    @keyframes orbitalRotation {
        0% {
            transform: rotate(0deg) translateX(130px) rotate(0deg);
        }
        100% {
            transform: rotate(360deg) translateX(130px) rotate(-360deg);
        }
    }
    
    .connector-lines {
        width: 260px;
        height: 260px;
    }
    
    .connector-lines::after {
        width: 190px;
        height: 190px;
    }
    
    .tech-elements::before,
    .tech-elements::after {
        width: 260px;
        height: 260px;
    }
}

/* 添加高级动画效果 */
.hex-item {
    position: absolute;
    width: 130px;
    height: 130px;
    transition: all 0.8s ease;
    animation: orbitalRotation 15s linear infinite;
    transform-origin: center center;
    border-radius: 50%; /* 添加圆形 */
    filter: drop-shadow(0 0 10px rgba(0, 168, 255, 0.3));
}

/* 添加悬停时的高亮效果 */
.hex-item:hover {
    z-index: 10;
    filter: drop-shadow(0 0 15px rgba(0, 168, 255, 0.6));
}

/* 添加数据线效果 */
.hex-item::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 210px;
    height: 1px;
    background: linear-gradient(90deg, 
        rgba(0, 168, 255, 0.8) 0%, 
        rgba(0, 168, 255, 0.1) 100%);
    transform-origin: left center;
    transform: translateY(-50%);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
    z-index: -1;
}

/* 悬停时显示数据线 */
.hex-item:hover::before {
    opacity: 0.4;
}

/* 为每个模块添加不同的动画延迟 */
#hex-data .hex-inner::after {
    animation-delay: 0s;
}

#hex-location .hex-inner::after {
    animation-delay: -0.5s;
}

#hex-alarm .hex-inner::after {
    animation-delay: -1s;
}

#hex-ai .hex-inner::after {
    animation-delay: -1.5s;
}

#hex-response .hex-inner::after {
    animation-delay: -2s;
}

#hex-monitor .hex-inner::after {
    animation-delay: -2.5s;
}

/* 主圆增强效果 */
.main-hex {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 180px;
    height: 180px;
    z-index: 5;
    animation: none;
    border-radius: 50%;
    filter: drop-shadow(0 0 20px rgba(0, 168, 255, 0.5));
}

/* 添加主圆外环 */
.main-hex::before {
    content: '';
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    border: 1px solid rgba(0, 168, 255, 0.3);
    border-radius: 50%;
    animation: rotate 20s linear infinite reverse;
    pointer-events: none;
}

/* 添加主圆外环脉冲 */
.main-hex::after {
    content: '';
    position: absolute;
    top: -5px;
    left: -5px;
    right: -5px;
    bottom: -5px;
    border-radius: 50%;
    background: radial-gradient(circle at center, rgba(0, 168, 255, 0.2) 0%, transparent 70%);
    animation: pulse-outer 3s infinite;
    pointer-events: none;
}

@keyframes pulse-outer {
    0% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.05); }
    100% { opacity: 0.3; transform: scale(1); }
}

/* 更新日志模态框样式 */
.update-log-modal {
    max-width: 600px;
    max-height: 80vh;
    overflow-y: auto;
    opacity: 1;
    transform: translateY(0);
    animation: modalFadeIn 0.4s ease-out forwards;
    scrollbar-width: thin;
    scrollbar-color: rgba(0, 168, 255, 0.5) rgba(17, 34, 64, 0.3);
}

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

.update-log-modal::-webkit-scrollbar-track {
    background: rgba(17, 34, 64, 0.3);
    border-radius: 10px;
}

.update-log-modal::-webkit-scrollbar-thumb {
    background: rgba(0, 168, 255, 0.5);
    border-radius: 10px;
}

.update-log-modal::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 168, 255, 0.7);
}

@keyframes modalFadeIn {
    0% {
        opacity: 0;
        transform: translateY(-30px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.update-log-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid rgba(0, 168, 255, 0.3);
    position: relative;
}

.update-log-header::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100px;
    height: 2px;
    background: linear-gradient(90deg, rgba(0, 168, 255, 0.8), rgba(0, 168, 255, 0.2));
    animation: headerGlow 3s infinite alternate;
}

@keyframes headerGlow {
    0% { width: 100px; box-shadow: 0 0 5px rgba(0, 168, 255, 0.5); }
    100% { width: 150px; box-shadow: 0 0 15px rgba(0, 168, 255, 0.8); }
}

.update-log-title {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--accent-color);
    font-size: 20px;
    font-weight: bold;
}

.update-log-title i {
    font-size: 22px;
    animation: rotateIcon 3s linear infinite;
    filter: drop-shadow(0 0 5px rgba(0, 168, 255, 0.7));
}

@keyframes rotateIcon {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.update-log-content {
    padding: 10px 5px;
}

.version-item {
    margin-bottom: 25px;
    padding-bottom: 20px;
    border-bottom: 1px dashed rgba(0, 168, 255, 0.2);
    animation: fadeInUp 0.5s ease-out forwards;
    opacity: 0;
    transform: translateY(20px);
}

.version-item:nth-child(1) {
    animation-delay: 0.1s;
}

.version-item:nth-child(2) {
    animation-delay: 0.2s;
}

.version-item:nth-child(3) {
    animation-delay: 0.3s;
}

@keyframes fadeInUp {
    0% {
        opacity: 0;
        transform: translateY(20px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.version-item:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.version-header {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
    flex-wrap: wrap;
    gap: 10px;
}

.version-number {
    font-size: 18px;
    font-weight: bold;
    color: var(--text-color);
    margin-right: 15px;
    position: relative;
    display: inline-block;
}

.version-number::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, var(--accent-color), transparent);
}

.version-date {
    color: var(--text-secondary);
    font-size: 14px;
    margin-right: 15px;
    background: rgba(0, 168, 255, 0.1);
    padding: 3px 8px;
    border-radius: 4px;
    border: 1px solid rgba(0, 168, 255, 0.2);
}

.update-type {
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: bold;
    text-transform: uppercase;
    box-shadow: 0 0 10px rgba(0, 168, 255, 0.2);
    transition: all 0.3s ease;
}

.update-type:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 168, 255, 0.3);
}

.update-type.feature {
    background: rgba(0, 168, 255, 0.2);
    color: #00a8ff;
    border: 1px solid rgba(0, 168, 255, 0.3);
}

.update-type.improve {
    background: rgba(0, 255, 170, 0.2);
    color: #00ffa0;
    border: 1px solid rgba(0, 255, 170, 0.3);
}

.update-type.fix {
    background: rgba(255, 153, 0, 0.2);
    color: #ff9900;
    border: 1px solid rgba(255, 153, 0, 0.3);
}

.update-items {
    list-style-type: none;
    padding-left: 10px;
    margin: 0;
}

.update-item {
    position: relative;
    padding-left: 20px;
    margin-bottom: 12px;
    color: var(--text-color);
    line-height: 1.5;
    transition: all 0.3s ease;
}

.update-item:hover {
    color: var(--accent-color);
    transform: translateX(3px);
}

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

.update-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 6px;
    height: 6px;
    background: var(--accent-color);
    border-radius: 50%;
    box-shadow: 0 0 5px rgba(0, 168, 255, 0.5);
    transition: all 0.3s ease;
}

.update-item:hover::before {
    background: #fff;
    box-shadow: 0 0 8px rgba(255, 255, 255, 0.8);
}

/* 适配移动设备 */
@media (max-width: 480px) {
    .update-log-modal {
        padding: 20px 15px;
    }
    
    .update-log-title {
        font-size: 18px;
    }
    
    .version-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 5px;
    }
    
    .version-number, .version-date {
        margin-right: 0;
    }
}

/* 订阅按钮样式 */
.subscription-btn {
    background: linear-gradient(135deg, rgba(0, 168, 255, 0.2) 0%, rgba(0, 123, 255, 0.3) 100%);
    color: var(--accent-color);
    border: 2px solid rgba(0, 168, 255, 0.5);
    border-radius: 8px;
    padding: 10px 16px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    position: relative;
    overflow: hidden;
    box-shadow: 0 0 20px rgba(0, 168, 255, 0.4);
    animation: subscriptionPulse 2s infinite alternate;
    z-index: 100;
}

@keyframes subscriptionPulse {
    0% {
        box-shadow: 0 0 15px rgba(0, 168, 255, 0.4);
        transform: translateY(0);
    }
    100% {
        box-shadow: 0 0 25px rgba(0, 168, 255, 0.7);
        transform: translateY(-2px);
    }
}

.subscription-btn i {
    font-size: 16px;
    color: #ffcc00;
    filter: drop-shadow(0 0 5px rgba(255, 204, 0, 0.7));
    animation: crownSpin 3s ease-in-out infinite;
}

@keyframes crownSpin {
    0% { transform: rotate(0deg); }
    20% { transform: rotate(10deg); }
    40% { transform: rotate(-10deg); }
    60% { transform: rotate(5deg); }
    80% { transform: rotate(-5deg); }
    100% { transform: rotate(0deg); }
}

.subscription-btn:hover {
    background: linear-gradient(135deg, rgba(0, 168, 255, 0.3) 0%, rgba(0, 123, 255, 0.4) 100%);
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 8px 25px rgba(0, 168, 255, 0.6);
    border-color: rgba(0, 168, 255, 0.8);
}

.subscription-btn:hover i {
    animation: crownSpin 1s ease-in-out infinite;
}

.subscription-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.3),
        transparent
    );
    transition: all 0.6s ease;
}

.subscription-btn:hover::before {
    left: 100%;
}

.subscription-btn::after {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    border: 1px solid rgba(0, 168, 255, 0.3);
    border-radius: 10px;
    animation: subBorderPulse 1.5s infinite alternate;
    pointer-events: none;
}

@keyframes subBorderPulse {
    0% {
        border-color: rgba(0, 168, 255, 0.3);
        transform: scale(1);
    }
    100% {
        border-color: rgba(0, 168, 255, 0.7);
        transform: scale(1.05);
    }
}

.subscription-badge {
    position: absolute;
    top: -7px;
    right: -4px;
    background: linear-gradient(135deg, #ffcc00 0%, #ff9900 100%);
    color: #fff;
    font-size: 11px;
    font-weight: bold;
    padding: 3px 7px;
    border-radius: 10px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    animation: badgePulse 1.5s infinite alternate;
    white-space: nowrap;
    z-index: 101;
}

@keyframes badgePulse {
    0% {
        transform: scale(1);
        box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    }
    100% {
        transform: scale(1.1);
        box-shadow: 0 3px 8px rgba(0, 0, 0, 0.3);
    }
}

/* 订阅按钮闪光效果 */
.subscription-glint {
    position: absolute;
    top: 0;
    left: -100%;
    width: 50%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.6),
        transparent
    );
    transform: skewX(-25deg);
    animation: glintAnimation 1s ease-in-out;
    pointer-events: none;
}

@keyframes glintAnimation {
    0% {
        left: -100%;
    }
    100% {
        left: 200%;
    }
}

/* 订阅按钮波纹效果 */
.subscription-ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    transform: scale(0);
    animation: rippleAnimation 0.6s linear;
    pointer-events: none;
}

@keyframes rippleAnimation {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* 订阅按钮悬停状态 */
.subscription-hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 8px 25px rgba(0, 168, 255, 0.6);
    border-color: rgba(0, 168, 255, 0.8);
}

/* 媒体查询适配移动设备 */
@media (max-width: 768px) {
    .subscription-btn {
        padding: 8px 12px;
        font-size: 13px;
    }
    
    .subscription-badge {
        font-size: 10px;
        padding: 2px 6px;
        right: -5px;
        white-space: nowrap;
        z-index: 101;
    }
}