/* /assets/css/style.css (V3.0 - 最终完整版) */

/* 引入字体 */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@300;400;500;700&display=swap');

:root {
    /* 色彩方案 */
    --color-bg: #10121A;
    --color-bg-card: #1C1E2B;
    --color-border: rgba(138, 99, 210, 0.2);
    --color-text-primary: #FFFFFF;
    --color-text-secondary: #A0A3BD;
    --color-primary: #8A63D2;
    --color-primary-hover: #9B75E0;
    --color-secondary: #00BFFF;
    --color-success: #39FF14;
    --color-error: #FFB800;
    --font-family: 'Noto Sans SC', sans-serif;
}

/* --- 基础和布局 --- */

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

body {
    background-color: var(--color-bg);
    color: var(--color-text-primary);
    font-family: var(--font-family);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 20px auto;
    padding: 20px;
    position: relative;
    z-index: 10;
    flex-grow: 1;
}

/* --- V3.0 第二步: Header 升级样式 (已修复滚动) --- */

/* 1. 打赏感谢滚动条 */
.donation-scroller {
    background-color: var(--color-primary);
    color: #FFFFFF;
    padding: 10px 0;
    font-weight: 500;
    font-size: 1.0em;
    overflow: hidden;
    white-space: nowrap;
}
.donation-scroller-inner {
    will-change: transform;
    display: inline-block;
    white-space: nowrap;
    animation: marquee 30s linear infinite;
}
.donation-scroller:hover .donation-scroller-inner {
    animation-play-state: paused;
}
@keyframes marquee {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}
.donation-scroller-content {
    display: inline-block;
}
.donation-scroller .donation-item {
    display: inline-block;
    margin-right: 50px;
}
.donation-scroller .donation-item strong {
    color: #FFF;
    font-weight: 700;
}
.donation-scroller .donation-item em {
    font-style: italic;
    opacity: 0.8;
}

/* --- 顶部导航栏 --- */
.main-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    border-bottom: 1px solid var(--color-border);
}
.nav-logo {
    font-size: 1.5em;
    font-weight: 700;
    color: var(--color-primary);
    text-decoration: none;
}
.nav-links {
    display: flex;
    gap: 20px;
    align-items: center; /* V3.0: 垂直居中 */
}
.nav-links a, .nav-links .nav-user-info {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}
.nav-links a:hover {
    color: var(--color-primary);
}

/* 2. 用户积分显示 (V3.0) */
.nav-user-info {
    display: flex;
    align-items: center;
    gap: 15px; 
}
.user-points {
    display: flex;
    align-items: center;
    gap: 5px;
    background-color: rgba(255, 184, 0, 0.1); 
    color: #FFB800; 
    padding: 5px 10px;
    border-radius: 20px;
    font-weight: 700;
    font-size: 0.9em;
}

/* --- 按钮 (Button) --- */
.btn {
    display: inline-block;
    padding: 12px 28px;
    font-family: var(--font-family);
    font-weight: 700;
    font-size: 1em;
    text-decoration: none;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}
.btn-primary {
    background-color: var(--color-primary);
    color: #FFFFFF;
    box-shadow: 0 4px 15px rgba(138, 99, 210, 0.3);
}
.btn-primary:hover {
    background-color: var(--color-primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(138, 99, 210, 0.4);
}
.btn-secondary {
    background-color: var(--color-bg-card);
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border);
}
.btn-secondary:hover {
    background-color: var(--color-bg);
    color: var(--color-primary);
    border-color: var(--color-primary);
}
.btn-full-width {
    width: 100%;
}

/* --- 登录/注册表单 --- */
.auth-container {
    max-width: 450px;
    margin: 5vh auto;
    padding: 40px;
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}
.auth-header {
    text-align: center;
    margin-bottom: 30px;
}
.auth-header h1 {
    color: var(--color-text-primary);
    font-size: 2em;
    margin-bottom: 10px;
}
.auth-header p {
    color: var(--color-text-secondary);
    font-size: 1.1em;
}
.form-cyber {
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.form-group {
    display: flex;
    flex-direction: column;
}
.form-cyber label {
    font-size: 0.9em;
    font-weight: 500;
    color: var(--color-text-secondary);
    margin-bottom: 8px;
}
.form-cyber input[type="email"],
.form-cyber input[type="password"],
.form-cyber input[type="text"] {
    padding: 14px;
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    color: var(--color-text-primary);
    font-family: var(--font-family);
    border-radius: 8px;
    font-size: 1em;
    transition: all 0.3s ease;
}
.form-cyber input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 10px rgba(138, 99, 210, 0.3);
}
.auth-links {
    text-align: center;
    margin-top: 25px;
}
.auth-links a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
}
.auth-links a:hover {
    text-decoration: underline;
}

/* --- 消息提示 --- */
.message {
    padding: 15px;
    margin-bottom: 20px;
    font-weight: 500;
    border: 1px solid;
    border-radius: 8px;
    text-align: center;
}
.message-success {
    background-color: rgba(57, 255, 20, 0.1);
    border-color: var(--color-success);
    color: var(--color-success);
}
.message-error {
    background-color: rgba(255, 184, 0, 0.1);
    border-color: var(--color-error);
    color: var(--color-error);
}

/* --- 页脚 --- */
.footer {
    text-align: center;
    margin-top: 40px;
    padding: 20px;
    border-top: 1px solid var(--color-border);
    font-size: 0.9em;
    color: var(--color-text-secondary);
    background-color: var(--color-bg);
}
.donation-btn {
    background: none;
    border: 1px solid var(--color-primary);
    color: var(--color-primary);
    padding: 5px 10px;
    cursor: pointer;
    border-radius: 5px;
    margin-left: 10px;
    transition: all 0.3s ease;
}
.donation-btn:hover {
    background-color: var(--color-primary);
    color: #FFFFFF;
}

/* --- 打赏弹窗 Modal --- */
.modal {
    display: none; 
    position: fixed;
    z-index: 1001;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
}
.modal-content {
    background-color: var(--color-bg-card);
    margin: 15% auto;
    padding: 20px;
    border: 1px solid var(--color-border);
    width: 90%;
    max-width: 500px;
    text-align: center;
    border-radius: 12px;
    box-shadow: 0 0 25px rgba(138, 99, 210, 0.3);
    position: relative;
}
.close-btn {
    color: #aaa;
    position: absolute;
    top: 10px;
    right: 20px;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}
.close-btn:hover, .close-btn:focus { color: white; }
.qr-codes { display: flex; justify-content: space-around; margin-top: 20px; }
.qr-codes div { text-align: center; }

/* --- V3.0 修复: 解决二维码畸变问题 --- */
.qr-codes img {
    width: 150px;
    height: 150px;
    border: 2px solid var(--color-border);
    border-radius: 8px;
    /* 这一行是新的，它会修复畸变 */
    object-fit: contain; 
}

/* --- V3.0 第七步: 首页样式 --- */

/* 英雄区域 (Hero Section) */
.hero-section {
    text-align: center;
    padding: 80px 0 60px 0;
}
.hero-section .hero-badge {
    display: inline-block;
    padding: 8px 15px;
    background-color: rgba(138, 99, 210, 0.1);
    border: 1px solid var(--color-border);
    color: var(--color-primary);
    border-radius: 20px;
    font-size: 0.9em;
    font-weight: 500;
}
.hero-section h1 {
    font-size: 3.5em;
    font-weight: 700;
    color: var(--color-text-primary);
    margin: 20px 0;
    line-height: 1.2;
}
.hero-section h1 span {
    color: var(--color-primary);
}
.hero-section .hero-subheading {
    font-size: 1.2em;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto 30px auto;
}
.hero-actions {
    display: flex;
    justify-content: center;
    gap: 15px;
}
.hero-actions .btn {
    font-size: 1.1em;
}

/* 统计卡片 (Stats Grid) */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin: 40px 0;
    text-align: center;
}
.stat-card {
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 30px;
}
.stat-card .stat-number {
    font-size: 3em;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 5px;
}
.stat-card .stat-title {
    font-size: 1.1em;
    color: var(--color-text-secondary);
    font-weight: 500;
}

/* "如何运作" (How it Works) */
.section-header {
    text-align: center;
    margin-top: 80px;
    margin-bottom: 40px;
}
.section-header h2 {
    font-size: 2.5em;
    color: var(--color-text-primary);
}
.section-header p {
    font-size: 1.1em;
    color: var(--color-text-secondary);
    margin-top: 10px;
}
.how-it-works-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}
.how-it-works-card {
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 30px;
}
.how-it-works-card .step-number {
    display: inline-block;
    width: 40px;
    height: 40px;
    line-height: 40px;
    text-align: center;
    border-radius: 50%;
    background-color: var(--color-primary);
    color: #FFF;
    font-weight: 700;
    font-size: 1.2em;
    margin-bottom: 15px;
}
.how-it-works-card h3 {
    font-size: 1.4em;
    color: var(--color-text-primary);
    margin-bottom: 10px;
}
.how-it-works-card p {
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* "常见问题" (FAQ) */
.faq-grid {
    max-width: 800px;
    margin: 0 auto;
}
.faq-item {
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    margin-bottom: 15px;
    padding: 25px;
}
.faq-item h3 {
    font-size: 1.3em;
    color: var(--color-text-primary);
    margin-bottom: 10px;
}
.faq-item p {
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* --- V3.0 第三步: 排行榜 (Leaderboard) 样式 --- */
.leaderboard-container {
    max-width: 800px;
    margin: 20px auto;
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 30px;
}
.leaderboard-header {
    text-align: center;
    margin-bottom: 30px;
}
.leaderboard-header h2 {
    font-size: 2.5em;
    color: var(--color-primary);
    font-weight: 700;
}
.leaderboard-header p {
    font-size: 1.1em;
    color: var(--color-text-secondary);
    margin-top: 5px;
}
.leaderboard-list {
    list-style: none;
    padding: 0;
    margin: 0;
}
.leaderboard-item {
    display: flex;
    align-items: center;
    padding: 15px 20px;
    border-bottom: 1px solid var(--color-border);
    transition: background-color 0.3s ease;
}
.leaderboard-item:last-child {
    border-bottom: none;
}
.leaderboard-item:hover {
    background-color: var(--color-bg);
}
.leaderboard-item .rank {
    font-size: 1.5em;
    font-weight: 700;
    color: var(--color-text-secondary);
    width: 50px;
}
.leaderboard-item.rank-1 .rank { color: #FFD700; }
.leaderboard-item.rank-2 .rank { color: #C0C0C0; }
.leaderboard-item.rank-3 .rank { color: #CD7F32; }
.leaderboard-item .username {
    font-size: 1.2em;
    font-weight: 500;
    color: var(--color-text-primary);
    flex-grow: 1;
    padding: 0 20px;
}
.leaderboard-item .score {
    font-size: 1.3em;
    font-weight: 700;
    color: var(--color-primary);
    text-align: right;
}
.leaderboard-item .score-label {
    font-size: 0.8em;
    color: var(--color-text-secondary);
    display: block;
    font-weight: 400;
}

/* --- V3.0 第四步: 个人中心升级 (举报) 样式 --- */
.user-status-card {
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 25px;
    margin-bottom: 20px;
}
.user-status-card h3 {
    font-size: 1.5em;
    color: var(--color-text-primary);
    margin-bottom: 15px;
}
.status-item {
    font-size: 1.1em;
    color: var(--color-text-secondary);
}
.status-item span {
    font-weight: 700;
    font-size: 1.2em;
    padding: 0 5px;
}
.status-item .status-ok {
    color: var(--color-success);
}
.status-item .status-warning {
    color: var(--color-error);
    font-weight: 700;
}
.claimed-code-card {
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 25px;
}
.claimed-code-card h3 {
    font-size: 1.5em;
    color: var(--color-text-primary);
    margin-bottom: 20px;
}
.claimed-code-details {
    padding: 20px;
    background-color: var(--color-bg);
    border-radius: 8px;
    border: 1px solid var(--color-border);
}
.claimed-code-details .code-string {
    font-family: 'Courier New', Courier, monospace;
    font-size: 1.5em;
    font-weight: 700;
    color: var(--color-secondary);
}
.claimed-code-details .publisher-info {
    font-size: 1.1em;
    color: var(--color-text-secondary);
    margin-top: 5px;
}
.claimed-code-details .publisher-info strong {
    color: var(--color-primary);
}
.report-form {
    margin-top: 20px;
    border-top: 1px solid var(--color-border);
    padding-top: 20px;
}
.report-form label {
    font-weight: 700;
    color: var(--color-text-secondary);
}
.report-form textarea {
    width: 100%;
    min-height: 80px;
    padding: 12px;
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    color: var(--color-text-primary);
    font-family: var(--font-family);
    border-radius: 8px;
    font-size: 1em;
    margin-top: 8px;
    margin-bottom: 10px;
    resize: vertical;
}
.report-form .btn-report {
    background-color: #D9534F;
    color: #FFF;
    font-weight: 700;
}
.report-form .btn-report:hover {
    background-color: #C9302C;
}
/* --- V6.0 第四步: 管理员公告栏样式 --- */

.announcement-scroller {
    /* 使用 --color-error (黄色) 作为背景 */
    background-color: rgba(255, 184, 0, 0.2); 
    border-bottom: 1px solid var(--color-error);
    color: var(--color-error); /* 文字也是黄色 */
    
    padding: 10px 0;
    font-weight: 500;
    font-size: 1.0em;
    overflow: hidden; 
    white-space: nowrap; 
}

/* 滚动的 "轨道" */
.announcement-scroller-inner {
    will-change: transform;
    display: inline-block;
    white-space: nowrap;
    /* 绑定动画: 时长 25 秒 */
    animation: marquee-announcement 25s linear infinite;
}

/* 鼠标悬停时暂停 */
.announcement-scroller:hover .announcement-scroller-inner {
    animation-play-state: paused;
}

/* 定义动画关键帧 */
@keyframes marquee-announcement {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}

/* 内容副本 */
.announcement-scroller-content {
    display: inline-block;
}

/* 每一条公告 */
.announcement-scroller .announcement-item {
    display: inline-block;
    margin-right: 50px;
    font-weight: 700; /* 提醒内容加粗 */
}
.announcement-scroller .announcement-item strong {
    /* 添加一个 "喇叭" 图标 */
    margin-right: 8px;
}
/* --- V7.0 优化: 放大打赏二维码 --- */

.qr-codes img {
    width: 200px;  /* 从 150px 放大到 200px */
    height: 200px; /* 从 150px 放大到 200px */

    /* (以下是 V5.0 的修复，我们保留它) */
    border: 2px solid var(--color-border);
    border-radius: 8px;
    object-fit: contain; 
}

.modal-content {
    max-width: 600px; /* 稍微加宽弹窗，以容纳更大的二维码 */
}
/* --- V9.0 第一步: 排行榜 (Pagination) 翻页样式 --- */

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 30px; /* 列表和按钮之间的间距 */
    list-style: none;
    padding: 0;
}
.pagination a, .pagination span {
    display: inline-block;
    padding: 10px 15px;
    margin: 0 5px;
    border-radius: 8px;
    color: var(--color-text-secondary);
    text-decoration: none;
    font-weight: 700;
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    transition: all 0.3s ease;
}
/* 当前 "激活" 的页面按钮 */
.pagination span.active {
    background-color: var(--color-primary);
    color: #FFFFFF;
    border-color: var(--color-primary);
}
/* 鼠标悬停 */
.pagination a:hover {
    background-color: var(--color-primary);
    color: #FFFFFF;
    border-color: var(--color-primary);
}
/* "..." 省略号 */
.pagination span.dots {
    background: none;
    border: none;
    padding: 10px 5px;
}
/* --- V18.0 第三步: 通知中心和徽章样式 --- */

/* 1. 导航栏的“红色徽章” */
.nav-links a {
    position: relative; /* 允许徽章定位 */
}

.notification-badge {
    position: absolute;
    top: -5px; /* 调整徽章的垂直位置 */
    right: -10px; /* 调整徽章的水平位置 */
    background-color: #D9534F; /* 红色 */
    color: #FFFFFF;
    font-size: 0.75em;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 10px;
    min-width: 10px;
    text-align: center;
}

/* 2. 个人中心的“通知中心”卡片 */
.notification-card {
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 25px;
    margin-bottom: 20px; /* 和其他卡片的间距 */
}
.notification-card h3 {
    font-size: 1.5em;
    color: var(--color-text-primary);
    margin-bottom: 20px;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 15px;
}

.notification-list {
    list-style: none;
    padding: 0;
    margin: 0;
    max-height: 400px; /* 如果通知太多，可以滚动 */
    overflow-y: auto;
}
.notification-item {
    display: flex;
    gap: 15px;
    padding: 15px 10px;
    border-bottom: 1px solid var(--color-border);
}
.notification-item:last-child {
    border-bottom: none;
}

/* "未读" 通知的样式 */
.notification-item.unread {
    background-color: var(--color-bg); /* 未读的给个深色背景 */
}
.notification-item .icon {
    font-size: 1.5em;
    flex-shrink: 0;
}
.notification-item .content {
    flex-grow: 1;
}
.notification-item .content p {
    margin: 0;
    color: var(--color-text-primary);
    font-weight: 500;
    line-height: 1.6;
}
.notification-item .content .timestamp {
    font-size: 0.85em;
    color: var(--color-text-secondary);
    margin-top: 5px;
}