/* === 基本样式重置与通用设置 === */
:root {
    --primary-color: #4a6bdf;
    --secondary-color: #fd7e14;
    --accent-color: #17a2b8;
    --background-color: #f8f9fa;
    --text-color: #343a40;
    --light-text: #6c757d;
    --header-bg: linear-gradient(135deg, #4a6bdf 0%, #2546c5 100%);
    --footer-bg: #343a40;
    --card-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    --border-radius: 0.5rem;
}

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

body.leaderboard-page {
    font-family: 'PingFang SC', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: var(--text-color);
    background-color: var(--background-color);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

#app {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* === 动画定义 === */
@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from { 
        opacity: 0;
        transform: translateY(20px);
    }
    to { 
        opacity: 1;
        transform: translateY(0);
    }
}

/* === 头部样式 === */
.header {
    background: var(--header-bg);
    padding: 1.5rem 0;
    color: white;
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
    animation: fadeIn 0.5s ease;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo {
    height: 55px;
    width: auto;
}

.competition-name {
    font-size: 1.5rem;
    font-weight: 600;
    margin: 0;
    flex-grow: 1;
}

.header-info {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 0.8rem;
    flex-wrap: nowrap;
}

.display-mode-controls {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    flex-wrap: nowrap;
}

#fullscreen-btn {
    border-radius: 20px;
    padding: 0.5rem 1rem;
    font-weight: 500;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    height: 38px;
    display: inline-flex;
    align-items: center;
    white-space: nowrap;
}

.auto-refresh {
    height: 38px;
    display: inline-flex;
    align-items: center;
    white-space: nowrap;
}

.form-check-input {
    cursor: pointer;
}

.form-check-label {
    font-size: 0.9rem;
    cursor: pointer;
    white-space: nowrap;
    margin: 0;
    padding-left: 0.5rem;
}

/* 选择器行 */
.selectors-row {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    flex-wrap: nowrap;
}

.codetype-selector,
.pagesize-selector,
.progress-type-selector,
.age-group-selector {
    margin-left: 0;
}

.codetype-selector select,
.pagesize-selector select,
.age-group-selector select,
#fullscreen-btn,
.auto-refresh {
    height: 38px;
    display: flex;
    align-items: center;
}

.codetype-selector select,
.pagesize-selector select {
    min-width: 100px;
    width: auto;
}

.progress-type-selector .btn-group {
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    border-radius: 20px;
    overflow: hidden;
    flex-shrink: 0;
    height: 38px;
    border: 1px solid var(--primary-color);
}

.progress-type-selector .btn {
    height: 100%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 1rem;
    white-space: nowrap;
    font-weight: 500;
    border: none;
    color: var(--primary-color);
}

.progress-type-selector .btn.active {
    background-color: var(--primary-color);
    color: white;
}

.progress-type-selector .btn:not(.active) {
    background-color: transparent;
}

.progress-type-selector .btn:hover:not(.active) {
    background-color: rgba(74, 107, 223, 0.1);
}

/* 当有背景图时的样式调整 */
body.with-custom-background .progress-type-selector .btn-group {
    border: 1px solid rgba(255, 255, 255, 0.5);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

body.with-custom-background .progress-type-selector .btn {
    color: rgba(255, 255, 255, 0.9);
}

body.with-custom-background .progress-type-selector .btn.active {
    background-color: rgba(74, 107, 223, 0.8);
    color: white;
}

body.with-custom-background .progress-type-selector .btn:not(.active) {
    background-color: transparent;
}

body.with-custom-background .progress-type-selector .btn:hover:not(.active) {
    background-color: rgba(255, 255, 255, 0.1);
}

.codetype-selector select:focus,
.pagesize-selector select:focus {
    box-shadow: 0 0 0 3px rgba(74, 107, 223, 0.25);
    outline: none;
}

.codetype-selector select,
.pagesize-selector select {
    border-radius: 20px;
    border: none;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    padding: 0.5rem 1rem;
    font-weight: 500;
    width: auto;
    min-width: 110px;
    transition: all 0.3s ease;
    height: 38px;
    display: flex;
    align-items: center;
    white-space: nowrap;
}

/* 大屏模式样式 */
body.fullscreen-mode {
    overflow: hidden;
}

body.fullscreen-mode .header {
    padding: 0.5rem 0;
}

body.fullscreen-mode .logo {
    height: 40px;
}

body.fullscreen-mode .main-content {
    padding: 0.5rem 0;
}

body.fullscreen-mode .leaderboard-table {
    font-size: 1.2rem;
}

body.fullscreen-mode .rank-badge {
    width: 45px;
    height: 45px;
    font-size: 1.2rem;
}

body.fullscreen-mode .section-title {
    font-size: 1.8rem;
}

body.fullscreen-mode .footer {
    display: none;
}

/* === 主要内容区域 === */
.main-content {
    flex: 1;
    padding: 2rem 0;
    animation: fadeIn 0.8s ease;
}

.leaderboard-header {
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.section-title {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 0;
}

.section-title i {
    margin-right: 0.5rem;
    color: var(--secondary-color);
}

.leaderboard-info {
    display: flex;
    justify-content: flex-end;
    flex-wrap: wrap;
    gap: 1rem;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--light-text);
    font-size: 0.9rem;
}

.info-item i {
    color: var(--primary-color);
}

/* === 排行榜表格 === */
.leaderboard-table-container {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    overflow: hidden;
    margin-bottom: 1.5rem;
    animation: slideUp 0.5s ease;
}

.leaderboard-table {
    width: 100%;
    margin-bottom: 0;
}

.leaderboard-table th {
    background-color: #f3f5f9;
    border-bottom: 2px solid #e9ecef;
    color: var(--primary-color);
    font-weight: 600;
    padding: 1rem;
}

.leaderboard-table tbody tr {
    transition: all 0.3s ease;
}

.leaderboard-table tbody tr:hover {
    transform: scale(1.02);
    z-index: 1;
}

.leaderboard-table td {
    padding: 1rem;
    vertical-align: middle;
    border-bottom: 1px solid #e9ecef;
}

.rank-cell {
    width: 70px;
}

.rank-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    font-weight: bold;
    color: white;
    background-color: #6c757d;
}

.rank-1 {
    background: linear-gradient(45deg, #FFD700, #FFA500);
    box-shadow: 0 0 10px rgba(255, 215, 0, 0.5);
}

.rank-2 {
    background: linear-gradient(45deg, #C0C0C0, #A9A9A9);
    box-shadow: 0 0 10px rgba(192, 192, 192, 0.5);
}

.rank-3 {
    background: linear-gradient(45deg, #CD7F32, #A0522D);
    box-shadow: 0 0 10px rgba(205, 127, 50, 0.5);
}

.rank-normal {
    background-color: #6c757d;
}

.participant-cell {
    min-width: 150px;
}

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

.participant-username {
    font-weight: 600;
    color: var(--primary-color);
    font-size: 0.85rem;
}

.participant-fullname {
    font-weight: 600;
    color: var(--primary-color);
}

.loading-spinner {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2rem;
    gap: 1rem;
}

.loading-text {
    color: var(--light-text);
    font-size: 0.9rem;
}

.no-data {
    padding: 3rem 0;
    text-align: center;
    color: var(--light-text);
}

.no-data i {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: #dee2e6;
}

.no-data p {
    font-size: 1.1rem;
    margin-bottom: 0;
}

.empty-message {
    padding: 2rem;
}

/* === 分页控件 === */
.pagination-container {
    margin: 1.5rem 0;
    display: flex;
    justify-content: center;
}

.pagination .page-link {
    color: var(--primary-color);
    border-color: #dee2e6;
    transition: all 0.2s ease;
}

.pagination .page-item.active .page-link {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.pagination .page-link:hover {
    z-index: 2;
    color: white;
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

/* === 底部样式 === */
.footer {
    background-color: var(--footer-bg);
    color: #f8f9fa;
    padding: 1.5rem 0;
    margin-top: auto;
    text-align: center;
}

.copyright {
    margin-bottom: 0;
    font-size: 0.9rem;
    text-align: center;
    width: 100%;
}

.footer .row {
    justify-content: center;
}

.footer-links {
    display: flex;
    justify-content: flex-end;
    gap: 1.5rem;
}

.footer-link {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s ease;
}

.footer-link:hover {
    color: white;
    text-decoration: none;
}

/* === 模态框样式 === */
.modal-content {
    border-radius: var(--border-radius);
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.1);
    border: none;
}

.modal-header {
    background-color: var(--primary-color);
    color: white;
    border-bottom: none;
    border-top-left-radius: calc(var(--border-radius) - 1px);
    border-top-right-radius: calc(var(--border-radius) - 1px);
}

.modal-footer {
    border-top: 1px solid #e9ecef;
}

/* === 响应式设计 === */
@media (max-width: 768px) {
    .header {
        padding: 1rem 0;
    }
    
    .logo {
        height: 45px;
    }
    
    .competition-name {
        font-size: 1.2rem;
    }
    
    .header-info {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: flex-end;
        gap: 0.5rem;
    }
    
    .selectors-row {
        display: flex;
        width: auto;
        gap: 8px;
        margin-bottom: 0;
    }
    
    .display-mode-controls,
    .codetype-selector,
    .pagesize-selector,
    .progress-type-selector {
        margin: 0;
    }
    
    .codetype-selector select,
    .pagesize-selector select {
        min-width: 90px;
        width: auto;
        padding: 0.4rem 0.8rem;
    }
    
    .progress-type-selector .btn {
        padding: 0.4rem 0.8rem;
        font-size: 0.9rem;
    }
    
    .leaderboard-header .row {
        flex-direction: column;
    }
    
    .leaderboard-info {
        justify-content: flex-start;
        margin-top: 1rem;
    }
    
    .section-title {
        font-size: 1.3rem;
    }
    
    .leaderboard-table th,
    .leaderboard-table td {
        padding: 0.75rem;
    }
}

@media (max-width: 576px) {
    .container {
        padding-left: 10px;
        padding-right: 10px;
    }
    
    .logo-container {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .header-info {
        margin-top: 1rem;
        width: 100%;
        flex-direction: column;
        align-items: center;
    }
    
    .display-mode-controls {
        display: none;
    }
    
    .selectors-row {
        display: flex;
        width: 100%;
        gap: 6px;
        margin-bottom: 0.5rem;
        flex-wrap: nowrap;
    }
    
    .codetype-selector,
    .pagesize-selector {
        flex-shrink: 1;
        position: relative;
    }
    
    .progress-type-selector {
        flex-shrink: 0;
    }
    
    .codetype-selector select,
    .pagesize-selector select,
    .age-group-selector select {
        width: 100%;
        min-width: 0;
        font-size: 0.85rem;
        padding: 0.5rem;
        border-radius: 8px;
        background-color: rgba(255, 255, 255, 0.9);
        border: none;
        appearance: none;
        background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%234a6bdf' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
        background-repeat: no-repeat;
        background-position: calc(100% - 8px) center;
        background-size: 12px;
        padding-right: 28px;
        box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
        transition: all 0.2s ease;
    }
    
    .progress-type-selector .btn-group {
        width: auto;
        display: flex;
    }
    
    .progress-type-selector .btn {
        padding: 0.5rem 0.6rem;
        font-size: 0.8rem;
        white-space: nowrap;
    }
    
    .leaderboard-table th,
    .leaderboard-table td {
        padding: 0.5rem 0.3rem;
        font-size: 0.85rem;
    }
    
    .participant-username,
    .participant-fullname {
        max-width: 100px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
        display: block;
    }
    
    .rank-badge {
        width: 30px;
        height: 30px;
        font-size: 0.85rem;
    }
    
    .rank-cell {
        width: 40px;
    }
    
    .pagination .page-link {
        padding: 0.3rem 0.6rem;
    }
    
    .footer .row {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .footer-links {
        justify-content: center;
    }
}

/* iPhone特定优化 */
@media only screen 
and (max-width: 428px) {
    .header {
        padding: 0.8rem 0;
    }
    
    .container {
        padding-left: 8px;
        padding-right: 8px;
    }
    
    .main-content {
        padding: 1rem 0;
    }
    
    /* iPhone选择器优化 */
    .selectors-row {
        gap: 4px;
    }
    
    .codetype-selector select,
    .pagesize-selector select,
    .age-group-selector select {
        font-size: 0.8rem;
        padding: 0.45rem 0.4rem;
        padding-right: 18px;
        background-size: 10px;
        background-position: calc(100% - 4px) center;
        border-radius: 6px;
        min-width: 85px;
        width: auto;
    }
    
    .progress-type-selector .btn {
        padding: 0.45rem 0.4rem;
        font-size: 0.75rem;
    }
    
    .leaderboard-table th,
    .leaderboard-table td {
        padding: 0.4rem 0.2rem;
        font-size: 0.8rem;
    }
    
    .leaderboard-table-container {
        margin-bottom: 1rem;
    }
    
    .rank-badge {
        width: 26px;
        height: 26px;
        font-size: 0.8rem;
    }
    
    .section-title {
        font-size: 1.1rem;
    }
    
    .leaderboard-info .info-item {
        font-size: 0.8rem;
    }
    
    /* 调整安全区域 */
    .footer {
        padding-bottom: calc(1.5rem + env(safe-area-inset-bottom));
    }
    
    /* 横屏时的特殊处理 */
    @media (orientation: landscape) {
        .header-info {
            flex-direction: row;
            flex-wrap: wrap;
            justify-content: center;
        }
        
        .selectors-row {
            width: auto;
            margin: 0 0.25rem 0.5rem 0.25rem;
        }
    }
}

/* === 打印样式 === */
@media print {
    .header {
        box-shadow: none;
        color: var(--text-color);
        background: none;
        padding: 1rem 0;
    }
    
    .competition-name {
        color: var(--text-color);
    }
    
    .codetype-selector,
    .pagesize-selector,
    .progress-type-selector,
    .pagination-container,
    .footer {
        display: none;
    }
    
    .leaderboard-table-container {
        box-shadow: none;
    }
    
    .leaderboard-table th {
        background-color: white;
        color: var(--text-color);
        border-bottom: 2pt solid #ddd;
    }
    
    .rank-badge {
        color: var(--text-color);
        background: none !important;
        box-shadow: none !important;
        border: 1pt solid #ddd;
    }
}

/* === 访问被拒绝样式 === */
.access-denied-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--background-color);
    z-index: 1000;
}

.access-denied-message {
    text-align: center;
    background-color: white;
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    max-width: 90%;
    width: 450px;
    animation: slideUp 0.5s ease;
}

.access-denied-message i {
    font-size: 3rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.access-denied-message h2 {
    color: var(--text-color);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.access-denied-message p {
    color: var(--light-text);
    margin-bottom: 1.5rem;
    line-height: 1.5;
}

/* 自定义背景图片样式 */
body.with-custom-background {
    position: relative;
}

body.with-custom-background::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

body.with-custom-background .header {
    background: rgba(52, 58, 64, 0.5);
    backdrop-filter: blur(5px);
    box-shadow: none;
}

body.with-custom-background .main-content {
    position: relative;
}

body.with-custom-background .leaderboard-table-container {
    background-color: transparent;
    box-shadow: none;
}

body.with-custom-background .leaderboard-header {
    background-color: transparent;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

body.with-custom-background .section-title {
    color: white;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

body.with-custom-background .info-item {
    color: rgba(255, 255, 255, 0.8);
}

body.with-custom-background .info-item i {
    color: rgba(255, 255, 255, 0.9);
}

body.with-custom-background .leaderboard-table th {
    background-color: rgba(255, 255, 255, 0.2);
    color: white;
    border-bottom: none;
    text-shadow: 0 1px 1px rgba(0, 0, 0, 0.3);
}

body.with-custom-background .leaderboard-table td {
    background-color: rgba(255, 255, 255, 0.1);
    color: white;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

body.with-custom-background .leaderboard-table tr:nth-child(even) td {
    background-color: rgba(255, 255, 255, 0.15);
}

body.with-custom-background .leaderboard-table tbody tr:hover td {
    background-color: transparent;
    transform: scale(1.02);
    transition: all 0.3s ease;
    cursor: pointer;
}

body.with-custom-background .leaderboard-table tbody tr td {
    transition: all 0.3s ease;
    background-color: rgba(255, 255, 255, 0.1);
}

body.with-custom-background .participant-username,
body.with-custom-background .participant-fullname {
    color: white;
}

body.with-custom-background .pagination .page-link {
    background-color: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.1);
    color: white;
}

body.with-custom-background .pagination .page-item.active .page-link {
    background-color: rgba(74, 107, 223, 0.8);
    border-color: rgba(74, 107, 223, 0.5);
}

body.with-custom-background .pagination .page-link:hover {
    background-color: rgba(74, 107, 223, 0.6);
}

body.with-custom-background .footer {
    background-color: rgba(52, 58, 64, 0.5);
    backdrop-filter: blur(5px);
}

/* === 年龄组别徽章样式 === */
.age-group-badge {
    font-size: 0.75rem;
    padding: 0.25rem 0.5rem;
    border-radius: 12px;
    font-weight: 500;
    text-transform: none;
    letter-spacing: 0.5px;
}

.age-group-badge.bg-info {
    background: linear-gradient(135deg, #17a2b8 0%, #138496 100%) !important;
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* 年龄组别选择器响应式样式 */
.age-group-selector select {
    min-width: 120px;
    width: auto;
}

@media (max-width: 768px) {
    .age-group-selector {
        margin: 0;
    }
    
    .age-group-selector select {
        min-width: 110px;
        width: auto;
        padding: 0.4rem 0.8rem;
    }
}

@media (max-width: 576px) {
    .age-group-selector {
        order: 3;
    }
    
    .age-group-selector select {
        min-width: 90px;
        width: auto;
        font-size: 0.8rem;
    }
}

/* === 年龄组别表头强制隐藏 === */
/* 确保当添加d-none类时能够强制隐藏，即使有内联样式 */
.leaderboard-table #age-group-header.d-none {
    display: none !important;
}