/* ==================== 公共样式 ==================== */
/* 从各页面提取的共享CSS样式 */
/* 生成日期: 2026-05-01 */

/* ==================== 重置样式 ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* ==================== 页面加载遮罩 ==================== */
.page-loading-mask {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(24, 28, 24, 0.55);
    backdrop-filter: blur(3px);
    z-index: 99999;
    transition: opacity 0.2s ease;
}

.page-loading-mask.hidden {
    opacity: 0;
    pointer-events: none;
}

.page-loading-text {
    color: #F4F6F0;
    font-size: 18px;
    letter-spacing: 0.08em;
    padding: 12px 18px;
    border: 1px solid rgba(244, 246, 240, 0.25);
    border-radius: 12px;
    background: rgba(24, 28, 24, 0.45);
}

/* ==================== 弹窗样式 ==================== */
/* 登录/注册弹窗样式 */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
}

.modal-content {
    background-color: rgba(60, 80, 60, 0.95);
    margin: 15% auto;
    padding: 30px;
    border: 1px solid rgba(244, 246, 240, 0.2);
    border-radius: 20px;
    width: 90%;
    max-width: 400px;
    color: #F4F6F0;
    position: relative;
    animation: fadeIn 0.3s ease;
}

.close {
    color: rgba(244, 246, 240, 0.6);
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.3s ease;
}

.close:hover {
    color: #F4F6F0;
}

.modal h2 {
    margin-bottom: 20px;
    font-size: 24px;
    font-weight: 300;
    text-align: center;
}

/* ==================== 表单样式 ==================== */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    color: rgba(244, 246, 240, 0.8);
}

.form-group input {
    width: 100%;
    padding: 12px;
    border: 1px solid rgba(244, 246, 240, 0.2);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.05);
    color: #F4F6F0;
    font-size: 14px;
    transition: all 0.3s ease;
}

.form-group input:focus {
    outline: none;
    border-color: rgba(244, 246, 240, 0.4);
    background: rgba(255, 255, 255, 0.08);
}

.form-group input::placeholder {
    color: rgba(244, 246, 240, 0.4);
}

/* ==================== 按钮样式 ==================== */
.auth-btn {
    padding: 12px 24px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    color: rgba(244, 246, 240, 0.8);
    border: 1px solid rgba(244, 246, 240, 0.1);
    border-radius: 50px;
    font-size: 12px;
    font-weight: 400;
    cursor: pointer;
    transition: all 0.3s ease;
    letter-spacing: 0.02em;
    margin-left: 10px;
}

.auth-btn:hover {
    background: rgba(255, 255, 255, 0.15);
    color: #F4F6F0;
    transform: translateY(-2px);
}

.submit-btn {
    width: 100%;
    padding: 14px;
    background: rgba(76, 175, 80, 0.2);
    border: 1px solid rgba(76, 175, 80, 0.3);
    border-radius: 10px;
    color: #4CAF50;
    font-size: 14px;
    font-weight: 400;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 10px;
}

.submit-btn:hover {
    background: rgba(76, 175, 80, 0.3);
    transform: translateY(-2px);
}

/* 表单切换 */
.form-toggle {
    text-align: center;
    margin-top: 15px;
    font-size: 14px;
    color: rgba(244, 246, 240, 0.6);
}

.form-toggle a {
    color: #4CAF50;
    text-decoration: none;
    transition: color 0.3s ease;
}

.form-toggle a:hover {
    color: #81C784;
}

/* ==================== 认证标签页 ==================== */
/* 认证标签页样式 */
.auth-tabs {
    display: flex;
    margin-bottom: 20px;
    border-bottom: 1px solid rgba(244, 246, 240, 0.2);
}

.auth-tab {
    flex: 1;
    padding: 12px;
    background: transparent;
    border: none;
    color: rgba(244, 246, 240, 0.6);
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

.auth-tab:hover {
    color: #F4F6F0;
}

.auth-tab.active {
    color: #4CAF50;
    border-bottom: 2px solid #4CAF50;
}

/* ==================== 背景样式 ==================== */
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    min-height: 100vh;
    overflow-x: hidden;
    background-color: #2D2F2C;
    background-image: url('/pictures/preview.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
}

/* 背景图片 */
.background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('/pictures/preview.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    filter: blur(0.2px);
    z-index: -1;
}

/* ==================== 雨线效果 ==================== */
/* 雨线效果 */
.rain-lines {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.rain-line {
    position: absolute;
    width: 1px;
    background: linear-gradient(to bottom, transparent, rgba(244, 246, 240, 0.05));
    animation: rain 3s linear infinite;
}

@keyframes rain {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    to {
        transform: translateY(100vh);
        opacity: 0;
    }
}

/* ==================== 头部导航 ==================== */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(60, 80, 60, 0.15);
    backdrop-filter: blur(20px);
    padding: 10px 80px;
    border: 1px solid rgba(244, 246, 240, 0.1);
    transition: all 0.3s ease;
}

.head {
    margin-top: 20px;
    align-items: center;
    border-radius: 50%;
}

.logo {
    font-size: 24px;
    font-weight: 300;
    color: #F4F6F0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    letter-spacing: 0.1em;
}

.nav {
    display: flex;
    gap: 40px;
    align-items: center;
    margin-left: 80px;
    margin-right: 80px;
}

.nav a {
    color: rgba(244, 246, 240, 0.8);
    text-decoration: none;
    font-size: 14px;
    font-weight: 300;
    letter-spacing: 0.02em;
    position: relative;
    transition: all 0.3s ease;
}

.nav a:hover {
    color: #F4F6F0;
}

.nav a::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    width: 0;
    height: 1px;
    background: rgba(244, 246, 240, 0.6);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.nav a:hover::after {
    width: 100%;
}

/* ==================== 搜索框 ==================== */
.search-container {
    position: relative;
    display: flex;
    align-items: center;
}

.search-input {
    width: 200px;
    padding: 8px 12px;
    border: 1px solid rgba(244, 246, 240, 0.2);
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.05);
    color: #F4F6F0;
    font-size: 14px;
    font-family: 'Inter', sans-serif;
    letter-spacing: 0.02em;
    transition: all 0.3s ease;
}

.search-input::placeholder {
    color: rgba(244, 246, 240, 0.4);
}

.search-input:focus {
    outline: none;
    border-color: rgba(244, 246, 240, 0.4);
    background: rgba(255, 255, 255, 0.08);
    width: 250px;
}

/* ==================== 雨线开关 ==================== */
.rain-toggle {
    width: 32px;
    height: 32px;
    border: 1px solid rgba(244, 246, 240, 0.6);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.rain-toggle:hover {
    background: rgba(244, 246, 240, 0.1);
    transform: scale(1.1);
}

.rain-toggle::before {
    content: '♪';
    color: rgba(244, 246, 240, 0.6);
    font-size: 14px;
}

/* ==================== 动画 ==================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(5px);
    }
}

/* ==================== 滚动条 ==================== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.1);
}

::-webkit-scrollbar-thumb {
    background: rgba(244, 246, 240, 0.2);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(244, 246, 240, 0.3);
}

/* ==================== 移动端适配 ==================== */
@media (max-width: 768px) {
    .header {
        flex-direction: column;
        gap: 8px;
        padding: 10px 12px;
    }
    .nav {
        margin-left: 0;
        margin-right: 0;
        gap: 12px;
        flex-wrap: wrap;
        justify-content: center;
    }
    .search-container {
        width: 100%;
    }
    .search-input {
        width: 100%;
    }
    .search-input:focus {
        width: 100%;
    }
    .logo {
        font-size: 18px;
    }
    .container {
        max-width: 100%;
        padding: 12px;
    }
    .footer {
        padding: 30px 0;
    }

    /* 表单和弹窗移动端优化 */
    .modal-content {
        margin: 10% auto;
        padding: 20px;
        width: 95%;
    }
    .form-group input {
        font-size: 16px;
    }
    .auth-btn {
        padding: 10px 16px;
        font-size: 11px;
    }

    /* 卡片的移动端优化 */
    .glass-card {
        padding: 20px;
    }
}