/* ============================================================
   书法大赛管理系统 - 全局样式
   ============================================================ */

/* --- 重置 & 基础 --- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 14px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
        "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica,
        Arial, sans-serif;
    color: #333;
    background-color: #f5f5f5;
    line-height: 1.6;
}

a {
    color: #1890ff;
    text-decoration: none;
    transition: color 0.2s;
}

a:hover {
    color: #40a9ff;
    text-decoration: underline;
}

img {
    max-width: 100%;
    height: auto;
}

/* --- 布局容器 --- */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.page-wrapper {
    min-height: calc(100vh - 140px);
    padding: 20px 0;
}

/* --- 导航栏 --- */
.navbar {
    background-color: #1a1a2e;
    color: #fff;
    padding: 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 56px;
}

.navbar-brand {
    font-size: 1.3rem;
    font-weight: bold;
    color: #fff;
    text-decoration: none;
    letter-spacing: 1px;
}

.navbar-brand:hover {
    color: #ffd700;
    text-decoration: none;
}

.navbar-nav {
    list-style: none;
    display: flex;
    gap: 4px;
}

.navbar-nav li a {
    display: block;
    padding: 8px 16px;
    color: rgba(255, 255, 255, 0.85);
    border-radius: 4px;
    font-size: 0.95rem;
    text-decoration: none;
    transition: background-color 0.2s, color 0.2s;
}

.navbar-nav li a:hover,
.navbar-nav li a.active {
    background-color: rgba(255, 255, 255, 0.12);
    color: #fff;
    text-decoration: none;
}

/* --- 页头 --- */
.page-header {
    margin-bottom: 24px;
    padding-bottom: 12px;
    border-bottom: 2px solid #e8e8e8;
}

.page-header h1 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #1a1a2e;
}

.page-header p {
    color: #666;
    margin-top: 4px;
    font-size: 0.9rem;
}

/* --- 面包屑 --- */
.breadcrumb {
    font-size: 0.85rem;
    color: #999;
    margin-bottom: 16px;
}

.breadcrumb a {
    color: #1890ff;
}

.breadcrumb span {
    margin: 0 6px;
    color: #ccc;
}

/* --- 卡片 --- */
.card {
    background: #fff;
    border-radius: 6px;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.08);
    margin-bottom: 20px;
    overflow: hidden;
}

.card-header {
    padding: 14px 20px;
    background-color: #fafafa;
    border-bottom: 1px solid #e8e8e8;
    font-weight: 600;
    font-size: 1rem;
    color: #333;
}

.card-body {
    padding: 20px;
}

.card-footer {
    padding: 12px 20px;
    background-color: #fafafa;
    border-top: 1px solid #e8e8e8;
    text-align: right;
}

/* --- 大赛卡片（首页） --- */
.contest-card {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    padding: 24px;
    margin-bottom: 20px;
    transition: box-shadow 0.3s, transform 0.2s;
}

.contest-card:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
    transform: translateY(-2px);
}

.contest-card h3 {
    font-size: 1.25rem;
    color: #1a1a2e;
    margin-bottom: 10px;
}

.contest-card .meta {
    font-size: 0.85rem;
    color: #888;
    margin-bottom: 12px;
}

.contest-card .meta span {
    margin-right: 16px;
}

.contest-card .notice {
    font-size: 0.9rem;
    color: #555;
    line-height: 1.8;
    margin-bottom: 16px;
    padding: 10px 14px;
    background: #f9f9f9;
    border-radius: 4px;
    border-left: 3px solid #1890ff;
}

.contest-card .actions {
    text-align: right;
}

/* --- 表格 --- */
.table-wrapper {
    overflow-x: auto;
}

table.data-table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
    font-size: 0.9rem;
}

table.data-table th,
table.data-table td {
    padding: 10px 14px;
    text-align: left;
    border-bottom: 1px solid #e8e8e8;
    white-space: nowrap;
}

table.data-table th {
    background-color: #fafafa;
    font-weight: 600;
    color: #555;
    position: sticky;
    top: 56px;
}

/* result.php 的获奖名单表头不锁定，随页面滚动 */
.public-container table.data-table th {
    position: static;
    top: auto;
}

table.data-table tbody tr:nth-child(even) {
    background-color: #fafbfc;
}

table.data-table tbody tr:hover {
    background-color: #e6f7ff;
}

table.data-table td.wrap {
    white-space: normal;
    word-break: break-all;
    max-width: 200px;
}

/* --- 表单 --- */
.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 500;
    color: #333;
    font-size: 0.9rem;
}

.form-group label .required {
    color: #ff4d4f;
    margin-left: 2px;
}

.form-control {
    display: block;
    width: 100%;
    padding: 8px 12px;
    font-size: 0.95rem;
    color: #333;
    background-color: #fff;
    border: 1px solid #d9d9d9;
    border-radius: 4px;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-control:focus {
    border-color: #1890ff;
    box-shadow: 0 0 0 2px rgba(24, 144, 255, 0.15);
}

.form-control::placeholder {
    color: #bfbfbf;
}

select.form-control {
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23999' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 32px;
}

.form-container {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    padding: 24px;
    max-width: 700px;
    margin: 0 auto;
}

.form-container input[type="text"],
.form-container input[type="password"],
.form-container input[type="number"],
.form-container input[type="date"],
.form-container select,
.form-container textarea {
    display: block;
    width: 100%;
    padding: 10px 14px;
    font-size: 0.95rem;
    color: #333;
    background-color: #fff;
    border: 1px solid #d9d9d9;
    border-radius: 4px;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
    box-sizing: border-box;
}

.form-container input[type="text"]:focus,
.form-container input[type="password"]:focus,
.form-container input[type="number"]:focus,
.form-container input[type="date"]:focus,
.form-container select:focus,
.form-container textarea:focus {
    border-color: #1890ff;
    box-shadow: 0 0 0 2px rgba(24, 144, 255, 0.15);
}

.form-container select {
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23999' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 32px;
}

.form-container textarea {
    resize: vertical;
    min-height: 100px;
}

.form-actions {
    margin-top: 24px;
    padding-top: 16px;
    border-top: 1px solid #f0f0f0;
    display: flex;
    gap: 12px;
}

.form-actions .btn {
    padding: 10px 24px;
    font-size: 0.95rem;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}

.status-select {
    padding: 4px 8px;
    font-size: 0.85rem;
    border: 1px solid #d9d9d9;
    border-radius: 4px;
    background-color: #fff;
    cursor: pointer;
}

.status-select:focus {
    outline: none;
    border-color: #1890ff;
}

.filter-bar {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    padding: 16px 20px;
    margin-bottom: 16px;
}

.filter-bar .form-inline {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px 16px;
}

.filter-bar .form-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

.filter-bar .form-group label {
    font-weight: 500;
    color: #555;
}

.filter-bar .form-group select {
    padding: 8px 12px;
    font-size: 0.9rem;
    color: #333;
    background-color: #fff;
    border: 1px solid #d9d9d9;
    border-radius: 4px;
    outline: none;
    min-width: 180px;
}

.filter-bar .form-group input[type="text"] {
    padding: 8px 12px;
    font-size: 0.9rem;
    color: #333;
    background-color: #fff;
    border: 1px solid #d9d9d9;
    border-radius: 4px;
    outline: none;
    width: 180px;
}

.filter-bar .form-group input[type="text"]:focus {
    border-color: #1890ff;
}

.filter-bar .form-group.filter-btns {
    gap: 10px;
    margin-left: 4px;
}

/* 强制换行的占位元素：占满整行，使后续筛选项落到下一行 */
.filter-bar .form-inline .filter-break {
    flex-basis: 100%;
    height: 0;
    margin: 0;
    padding: 0;
    border: 0;
}

textarea.form-control {
    resize: vertical;
    min-height: 80px;
}

.form-hint {
    font-size: 0.8rem;
    color: #999;
    margin-top: 4px;
}

.form-error {
    font-size: 0.8rem;
    color: #ff4d4f;
    margin-top: 4px;
}

/* --- 按钮 --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 9px 22px;
    font-size: 0.92rem;
    font-weight: 600;
    text-align: center;
    border: 1px solid transparent;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    line-height: 1.4;
}

.btn:hover {
    text-decoration: none;
}

.btn-primary {
    background-color: #1890ff;
    color: #fff;
    border-color: #1890ff;
    box-shadow: 0 2px 6px rgba(24, 144, 255, 0.3);
}

.btn-primary:hover {
    background-color: #40a9ff;
    border-color: #40a9ff;
    color: #fff;
    box-shadow: 0 4px 10px rgba(24, 144, 255, 0.4);
    transform: translateY(-1px);
}

.btn-success {
    background-color: #52c41a;
    color: #fff;
    border-color: #52c41a;
    box-shadow: 0 2px 6px rgba(82, 196, 26, 0.3);
}

.btn-success:hover {
    background-color: #73d13d;
    border-color: #73d13d;
    color: #fff;
    box-shadow: 0 4px 10px rgba(82, 196, 26, 0.4);
    transform: translateY(-1px);
}

.btn-danger {
    background-color: #ff4d4f;
    color: #fff;
    border-color: #ff4d4f;
}

.btn-danger:hover {
    background-color: #ff7875;
    border-color: #ff7875;
    color: #fff;
}

.btn-warning {
    background-color: #fa8c16;
    color: #fff;
    border-color: #fa8c16;
}

.btn-warning:hover {
    background-color: #ffa940;
    border-color: #ffa940;
    color: #fff;
}

.btn-orange {
    background-color: #fa8c16;
    color: #fff;
    border-color: #fa8c16;
}
.btn-orange:hover {
    background-color: #ffa940;
    border-color: #ffa940;
    color: #fff;
}

.btn-default {
    background-color: #fff;
    color: #333;
    border-color: #d9d9d9;
}

.btn-default:hover {
    background-color: #f5f5f5;
    border-color: #40a9ff;
    color: #1890ff;
}

.btn-sm {
    padding: 4px 12px;
    font-size: 0.8rem;
}

/* 卡片内按钮行：flex 排布、间距、顶部留白 */
.btn-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 18px;
}

.btn-lg {
    padding: 12px 32px;
    font-size: 1.05rem;
}

.btn-block {
    display: block;
    width: 100%;
}

/* --- 状态标签 --- */
.badge {
    display: inline-block;
    padding: 2px 10px;
    font-size: 0.75rem;
    border-radius: 10px;
    font-weight: 500;
    line-height: 1.6;
}

.badge-primary {
    background-color: #e6f7ff;
    color: #1890ff;
    border: 1px solid #91d5ff;
}

.badge-success {
    background-color: #f6ffed;
    color: #52c41a;
    border: 1px solid #b7eb8f;
}

.badge-warning {
    background-color: #fff7e6;
    color: #fa8c16;
    border: 1px solid #ffd591;
}

.badge-danger {
    background-color: #fff2f0;
    color: #ff4d4f;
    border: 1px solid #ffccc7;
}

.badge-default {
    background-color: #fafafa;
    color: #999;
    border: 1px solid #d9d9d9;
}

/* 大赛状态 */
.contest-status-1 { /* 报名中 */
    background-color: #f6ffed;
    color: #52c41a;
    border: 1px solid #b7eb8f;
}

.contest-status-2 { /* 进行中 */
    background-color: #e6f7ff;
    color: #1890ff;
    border: 1px solid #91d5ff;
}

.contest-status-3 { /* 已结束 */
    background-color: #fafafa;
    color: #999;
    border: 1px solid #d9d9d9;
}

/* 支付状态 */
.pay-status-0 { /* 未支付 */
    background-color: #fff7e6;
    color: #fa8c16;
    border: 1px solid #ffd591;
}

.pay-status-1 { /* 已支付 */
    background-color: #f6ffed;
    color: #52c41a;
    border: 1px solid #b7eb8f;
}

.pay-status-2 { /* 已退款 */
    background-color: #fff2f0;
    color: #ff4d4f;
    border: 1px solid #ffccc7;
}

/* 评审状态 */
.review-status-0 { /* 待评审 */
    background-color: #fff7e6;
    color: #fa8c16;
    border: 1px solid #ffd591;
}

.review-status-1 { /* 已评审 */
    background-color: #f6ffed;
    color: #52c41a;
    border: 1px solid #b7eb8f;
}

/* --- 评审卡片（评委端） --- */
.review-card {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    padding: 16px;
    margin-bottom: 0;
    border: 2px solid transparent;
    transition: border-color 0.3s;
}

.review-card.reviewed {
    border-color: #52c41a;
    background: linear-gradient(135deg, #f6ffed 0%, #fff 100%);
}

.review-card.pending {
    border-color: #fa8c16;
    background: linear-gradient(135deg, #fff7e6 0%, #fff 100%);
}

.review-card .review-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.review-card .review-header h4 {
    font-size: 1rem;
    color: #333;
}

.review-card .work-image {
    width: 100%;
    max-height: 400px;
    object-fit: contain;
    background-color: #f5f5f5;
    border-radius: 4px;
    margin-bottom: 12px;
    border: 1px solid #e8e8e8;
}

.review-card .review-info {
    font-size: 0.85rem;
    color: #666;
    margin-bottom: 8px;
}

.review-card .review-info span {
    margin-right: 16px;
}

.review-card .review-form {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid #e8e8e8;
}

/* 评审卡片网格：一排放两个作品 */
.review-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
    margin-top: 16px;
}
@media (max-width: 1100px) {
    .review-grid { grid-template-columns: 1fr; }
}

/* ===== 评审卡片内部布局（reviews.php 实际使用的类名） ===== */
.review-card-body {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    align-items: flex-start;
}
.review-card-image {
    flex: 0 0 150px;
    max-width: 150px;
}
.review-card-image img {
    width: 150px;
    height: auto;
    max-height: 210px;
    object-fit: contain;
    background: #f5f5f5;
    border: 1px solid #e8e8e8;
    border-radius: 6px;
    display: block;
}
.review-card-image .no-image {
    width: 150px;
    height: 150px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f5f5f5;
    border: 1px dashed #d9d9d9;
    border-radius: 6px;
    color: #aaa;
    font-size: 13px;
}
.review-card-info {
    flex: 1 1 260px;
    min-width: 0;
}
.review-info-row {
    display: flex;
    align-items: baseline;
    font-size: 13px;
    line-height: 1.9;
    color: #555;
}
.review-info-row label {
    flex: 0 0 80px;
    color: #999;
    font-weight: 500;
}
.v6-award {
    color: #d4380d;
    font-weight: 600;
}

/* 初评结果文字用红色 */
.v6-award-text {
    color: #d4380d;
    font-weight: 600;
}
.review-form-section,
.review-edit-section {
    margin-top: 14px;
    padding-top: 12px;
    border-top: 1px dashed #ededed;
}
/* 信息修改区与作品信息区等宽，保证字段宽度一致 */
.review-edit-section {
    flex: 1 1 260px;
    min-width: 0;
}
.review-edit-section h4 {
    margin: 0 0 10px;
    font-size: 14px;
    color: #333;
}
/* 评审卡片内的表单控件统一样式（原控件未被 .form-container 包裹，需单独定义） */
.review-card input[type="text"],
.review-card select,
.review-card textarea {
    width: 100%;
    box-sizing: border-box;
    padding: 7px 10px;
    border: 1px solid #d9d9d9;
    border-radius: 6px;
    font-size: 13px;
    color: #333;
    background: #fff;
    font-family: inherit;
    transition: border-color .2s, box-shadow .2s;
}
.review-card input[type="text"]:focus,
.review-card select:focus,
.review-card textarea:focus {
    outline: none;
    border-color: #4096ff;
    box-shadow: 0 0 0 2px rgba(64, 150, 255, .15);
}
.review-card textarea {
    resize: vertical;
    line-height: 1.5;
}
/* 卡片内表单固定两列，使奖项/评语与作者姓名文本框等宽 */
.review-card .form-row {
    grid-template-columns: 1fr 1fr;
}

/* --- 证书页面 --- */
.certificate-container {
    width: 794px;   /* A4 比例 210mm at 96dpi */
    height: 1123px; /* A4 比例 297mm at 96dpi */
    margin: 0 auto;
    position: relative;
    background-color: #fff;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
    overflow: hidden;
}

.certificate-container .cert-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.certificate-container .cert-bg img {
    width: 100%;
    height: 100%;
    object-fit: fill;
}

.certificate-container .cert-content {
    position: relative;
    z-index: 1;
    width: 100%;
    height: 100%;
    padding: 60px 80px;
}

.certificate-container .cert-title {
    text-align: center;
    font-size: 36px;
    font-weight: bold;
    color: #c8102e;
    margin-bottom: 20px;
    letter-spacing: 8px;
}

.certificate-container .cert-body {
    text-align: center;
    font-size: 18px;
    color: #333;
    line-height: 2.4;
}

.certificate-container .cert-name {
    font-size: 24px;
    font-weight: bold;
    color: #c8102e;
    border-bottom: 2px solid #c8102e;
    padding: 0 10px;
    display: inline-block;
}

.certificate-container .cert-award {
    font-size: 22px;
    font-weight: bold;
    color: #d4af37;
}

.certificate-container .cert-footer {
    position: absolute;
    bottom: 60px;
    left: 80px;
    right: 80px;
    display: flex;
    justify-content: space-between;
    font-size: 14px;
    color: #666;
}

/* --- 管理入口页 --- */
.management-entry {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: calc(100vh - 140px);
}

.management-entry .entry-cards {
    display: flex;
    gap: 40px;
    flex-wrap: wrap;
    justify-content: center;
}

.management-entry .entry-card {
    width: 300px;
    height: 200px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    text-decoration: none;
    color: #333;
    transition: box-shadow 0.3s, transform 0.2s;
}

.management-entry .entry-card:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
    transform: translateY(-4px);
    text-decoration: none;
    color: #333;
}

.management-entry .entry-card .icon {
    font-size: 3rem;
    margin-bottom: 16px;
}

.management-entry .entry-card .title {
    font-size: 1.2rem;
    font-weight: 600;
}

.management-entry .entry-card .desc {
    font-size: 0.85rem;
    color: #888;
    margin-top: 4px;
}

/* --- 提示消息 --- */
.alert {
    padding: 10px 16px;
    border-radius: 4px;
    margin-bottom: 16px;
    font-size: 0.9rem;
}

.alert-success {
    background-color: #f6ffed;
    border: 1px solid #b7eb8f;
    color: #52c41a;
}

.alert-danger {
    background-color: #fff2f0;
    border: 1px solid #ffccc7;
    color: #ff4d4f;
}

.alert-warning {
    background-color: #fff7e6;
    border: 1px solid #ffd591;
    color: #fa8c16;
}

.alert-info {
    background-color: #e6f7ff;
    border: 1px solid #91d5ff;
    color: #1890ff;
}

/* --- 分页 --- */
.pagination {
    display: flex;
    justify-content: center;
    gap: 4px;
    margin-top: 20px;
    list-style: none;
}

.pagination li a,
.pagination li span {
    display: inline-block;
    padding: 6px 14px;
    border: 1px solid #d9d9d9;
    border-radius: 4px;
    font-size: 0.85rem;
    color: #333;
    text-decoration: none;
}

.pagination li a:hover {
    border-color: #1890ff;
    color: #1890ff;
}

.pagination li.active span {
    background-color: #1890ff;
    border-color: #1890ff;
    color: #fff;
}

.pagination li.disabled span {
    color: #ccc;
    cursor: not-allowed;
}

/* --- 页脚 --- */
.footer {
    background-color: #1a1a2e;
    color: rgba(255, 255, 255, 0.65);
    text-align: center;
    padding: 16px 0;
    font-size: 0.8rem;
    margin-top: 40px;
}

.footer a {
    color: rgba(255, 255, 255, 0.85);
}

.footer a:hover {
    color: #ffd700;
}

/* --- 统计卡片 --- */
.stat-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: #fff;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    text-align: center;
}

.stat-card .stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: #1890ff;
}

.stat-card .stat-label {
    font-size: 0.85rem;
    color: #888;
    margin-top: 4px;
}

/* --- 登录页 --- */
.login-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: calc(100vh - 140px);
}

.login-box {
    width: 400px;
    max-width: 90%;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    padding: 32px;
}

.login-box h2 {
    text-align: center;
    margin-bottom: 24px;
    color: #1a1a2e;
    font-size: 1.4rem;
}

.login-box .form-group {
    margin-bottom: 18px;
}

/* --- 空状态 --- */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: #bbb;
}

.empty-state .icon {
    font-size: 3rem;
    margin-bottom: 12px;
}

.empty-state .text {
    font-size: 1rem;
}

/* --- 操作栏 --- */
.toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 16px;
}

.toolbar .search-box {
    display: flex;
    gap: 8px;
}

.toolbar .search-box .form-control {
    width: 220px;
}

/* --- 图片预览 --- */
.thumb-image {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 4px;
    border: 1px solid #e8e8e8;
    cursor: pointer;
    transition: box-shadow 0.2s;
}

.thumb-image:hover {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

/* 图片预览弹层 */
.image-preview-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    z-index: 9999;
    justify-content: center;
    align-items: center;
}

.image-preview-overlay.active {
    display: flex;
}

.image-preview-overlay img {
    max-width: 90%;
    max-height: 90%;
    border-radius: 4px;
}

.image-preview-overlay .close-btn {
    position: absolute;
    top: 20px;
    right: 30px;
    font-size: 2rem;
    color: #fff;
    cursor: pointer;
}

/* --- 确认弹窗 --- */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 9998;
    justify-content: center;
    align-items: center;
}

.modal-overlay.active {
    display: flex;
}

.modal-box {
    background: #fff;
    border-radius: 8px;
    padding: 24px;
    width: 420px;
    max-width: 90%;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.modal-box h3 {
    margin-bottom: 12px;
    font-size: 1.1rem;
}

.modal-box p {
    margin-bottom: 20px;
    color: #666;
}

.modal-box .modal-actions {
    text-align: right;
}

.modal-box .modal-actions .btn {
    margin-left: 8px;
}

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.modal.show {
    display: flex;
}

.modal-content {
    background: #fff;
    border-radius: 8px;
    padding: 24px;
    width: 90%;
    max-width: 600px;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
}

.modal-content input[type="text"],
.modal-content input[type="password"],
.modal-content input[type="number"],
.modal-content input[type="date"],
.modal-content select,
.modal-content textarea {
    display: block;
    width: 100%;
    padding: 10px 14px;
    font-size: 0.95rem;
    color: #333;
    background-color: #fff;
    border: 1px solid #d9d9d9;
    border-radius: 4px;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
    box-sizing: border-box;
}

.modal-content input[type="text"]:focus,
.modal-content input[type="password"]:focus,
.modal-content input[type="number"]:focus,
.modal-content input[type="date"]:focus,
.modal-content select:focus,
.modal-content textarea:focus {
    border-color: #1890ff;
    box-shadow: 0 0 0 2px rgba(24, 144, 255, 0.15);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid #f0f0f0;
}

.modal-header h3 {
    margin: 0;
    font-size: 1.1rem;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: #999;
    padding: 0;
    line-height: 1;
}

.modal-close:hover {
    color: #333;
}

.checkbox-group {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    max-height: 300px;
    overflow-y: auto;
    padding: 12px;
    border: 1px solid #f0f0f0;
    border-radius: 4px;
}

/* --- 图片弹出层 --- */
.img-modal {
    display: none; position: fixed; inset: 0; z-index: 9999;
    background: rgba(0,0,0,0.7); align-items: center; justify-content: center;
    cursor: zoom-out;
}
.img-modal.open { display: flex; }
.img-modal img {
    max-width: 90vw; max-height: 90vh; border-radius: 6px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.4); background: #fff;
}
.img-modal .img-close {
    position: absolute; top: 20px; right: 30px; color: #fff;
    font-size: 32px; line-height: 1; cursor: pointer; user-select: none;
}
.work-thumb { cursor: zoom-in; }

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    background-color: #fafafa;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.2s;
}

.checkbox-label:hover {
    background-color: #f0f0f0;
}

.checkbox-label input[type="checkbox"] {
    margin: 0;
    cursor: pointer;
}

/* --- 辅助类 --- */
.text-center { text-align: center; }
.text-right  { text-align: right; }
.text-left   { text-align: left; }
.text-danger { color: #ff4d4f; }
.text-success { color: #52c41a; }
.text-warning { color: #fa8c16; }
.text-muted  { color: #999; }
.text-primary { color: #1890ff; }
.fw-bold     { font-weight: bold; }
.mt-10       { margin-top: 10px; }
.mt-20       { margin-top: 20px; }
.mb-10       { margin-bottom: 10px; }
.mb-20       { margin-bottom: 20px; }
.ml-10       { margin-left: 10px; }
.mr-10       { margin-right: 10px; }
.d-none      { display: none; }
.d-flex      { display: flex; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.gap-10      { gap: 10px; }
.gap-20      { gap: 20px; }

/* --- 响应式 --- */
@media (max-width: 768px) {
    html {
        font-size: 13px;
    }

    .navbar .container {
        flex-direction: column;
        height: auto;
        padding: 10px 0;
        gap: 6px;
    }

    .navbar-brand {
        align-self: center;
    }

    .navbar-nav {
        flex-wrap: wrap;
        justify-content: center;
        gap: 4px;
        width: 100%;
    }

    .navbar-nav li a {
        padding: 10px 14px;
        display: inline-block;
    }

    .stat-cards {
        grid-template-columns: repeat(2, 1fr);
    }

    .toolbar {
        flex-direction: column;
        align-items: stretch;
    }

    .toolbar .search-box {
        flex-direction: column;
    }

    .toolbar .search-box .form-control {
        width: 100%;
    }

    table.data-table th,
    table.data-table td {
        padding: 8px 10px;
        font-size: 0.8rem;
    }

    .management-entry .entry-cards {
        flex-direction: column;
        align-items: center;
    }

    .management-entry .entry-card {
        width: 100%;
        max-width: 300px;
    }

    .certificate-container {
        width: 100%;
        height: auto;
        aspect-ratio: 210 / 297;
    }

    .certificate-container .cert-content {
        padding: 30px 40px;
    }
}

/* --- 登录页面 --- */
body.login-page {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
}

.login-container {
    background: #fff;
    border-radius: 12px;
    padding: 40px;
    width: 100%;
    max-width: 420px;
    box-shadow: 0 12px 48px rgba(0, 0, 0, 0.25);
}

.login-container h1 {
    text-align: center;
    font-size: 1.5rem;
    color: #2c3e50;
    margin-bottom: 8px;
    font-weight: 600;
}

.login-container h2 {
    text-align: center;
    font-size: 1rem;
    color: #7f8c8d;
    margin-bottom: 28px;
    font-weight: 400;
}

.login-container .form-group {
    margin-bottom: 20px;
}

.login-container .form-group label {
    display: block;
    font-size: 0.9rem;
    color: #555;
    margin-bottom: 8px;
    font-weight: 500;
}

.login-container .form-group input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.2s, box-shadow 0.2s;
    box-sizing: border-box;
}

.login-container .form-group input:focus {
    outline: none;
    border-color: #1890ff;
    box-shadow: 0 0 0 3px rgba(24, 144, 255, 0.1);
}

.login-container .btn-primary {
    width: 100%;
    padding: 12px 20px;
    font-size: 1rem;
    font-weight: 500;
    border-radius: 8px;
    margin-top: 8px;
}

.login-container .alert-error {
    background-color: #fff2f0;
    border: 1px solid #ffccc7;
    color: #ff4d4f;
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 0.9rem;
}

/* --- 标签 --- */
.tag {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 500;
}

.tag-green {
    background-color: #f6ffed;
    color: #52c41a;
    border: 1px solid #b7eb8f;
}

.tag-gray {
    background-color: #f5f5f5;
    color: #999;
    border: 1px solid #d9d9d9;
}

.tag-orange {
    background-color: #fff7e6;
    color: #fa8c16;
    border: 1px solid #ffd591;
}

.tag-red {
    background-color: #fff2f0;
    color: #ff4d4f;
    border: 1px solid #ffccc7;
}

.tag-blue {
    background-color: #e6f7ff;
    color: #1890ff;
    border: 1px solid #91d5ff;
}

/* --- 表格容器 --- */
.table-container {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    overflow: visible;
    margin-bottom: 20px;
    display: block;
}

.table-container .action-cell {
    white-space: nowrap;
}

/* --- 后台管理布局 --- */
.admin-layout {
    display: flex;
    min-height: 100vh;
    background-color: #f5f6fa;
}

.admin-layout .sidebar {
    width: 120px;
    background-color: #2c3e50;
    color: #ecf0f1;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
}

.admin-layout .sidebar-header {
    padding: 20px;
    border-bottom: 1px solid #3d5166;
    text-align: center;
}

.admin-layout .sidebar-header h2 {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0;
    color: #fff;
}

.admin-layout .sidebar-nav {
    flex: 1;
    padding: 10px 0;
}

.admin-layout .sidebar-nav .nav-item {
    display: block;
    padding: 12px 24px;
    color: #bdc3c7;
    text-decoration: none;
    font-size: 0.9rem;
    transition: background-color 0.2s, color 0.2s;
}

.admin-layout .sidebar-nav .nav-item:hover {
    background-color: #34495e;
    color: #fff;
}

.admin-layout .sidebar-nav .nav-item.active {
    background-color: #1890ff;
    color: #fff;
}

.admin-layout .sidebar-nav .nav-logout {
    margin-top: auto;
    color: #e74c3c;
}

.admin-layout .sidebar-nav .nav-logout:hover {
    background-color: #34495e;
    color: #e74c3c;
}

.admin-layout .main-content {
    flex: 1;
    padding: 24px;
    overflow-y: auto;
}

.admin-layout .main-content .page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid #e8e8e8;
}

.admin-layout .main-content .page-header h1 {
    font-size: 1.4rem;
    color: #2c3e50;
    margin: 0;
}

.admin-layout .main-content .page-header .admin-info {
    font-size: 0.9rem;
    color: #7f8c8d;
}

.admin-layout .stats-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.admin-layout .table-container table.data-table {
    width: 100%;
    border-collapse: collapse;
}

.admin-layout .table-container table.data-table th,
.admin-layout .table-container table.data-table td {
    padding: 12px 14px;
    text-align: left;
    border-bottom: 1px solid #e8e8e8;
    color: #333;
    white-space: nowrap;
}

.admin-layout .table-container table.data-table th {
    background-color: #fafafa;
    font-weight: 600;
    color: #555;
}

.admin-layout .table-container table.data-table tbody tr:hover {
    background-color: #f5f7fa;
}

.admin-layout .table-container table.data-table thead {
    display: table-header-group;
}

.admin-layout .table-container table.data-table tbody {
    display: table-row-group;
}

.admin-layout .table-container table.data-table tr {
    display: table-row;
}

.admin-layout .table-container table.data-table th,
.admin-layout .table-container table.data-table td {
    display: table-cell;
}

    .certificate-container .cert-title {
        font-size: 24px;
        letter-spacing: 4px;
    }

    .certificate-container .cert-body {
        font-size: 14px;
    }

    .certificate-container .cert-name {
        font-size: 18px;
    }

    .certificate-container .cert-award {
        font-size: 16px;
    }

    .certificate-container .cert-footer {
        position: relative;
        bottom: auto;
        left: auto;
        right: auto;
        margin-top: 20px;
        display: block;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 12px;
    }

    .stat-cards {
        grid-template-columns: 1fr;
    }

    .login-box,
    .reg-box,
    .fp-box {
        padding: 24px 18px;
    }

    .contest-card {
        padding: 16px;
    }

    .review-card {
        padding: 14px;
    }

    .review-card-body {
        flex-direction: column;
    }

    .review-card-image {
        flex: 0 0 auto;
        max-width: 100%;
    }

    .review-card-image img,
    .review-card-image .no-image {
        width: 100%;
        max-height: 260px;
    }
}

/* =========================================================
   用户中心（sf_user 目录，.layout 侧边栏布局）响应式适配
   覆盖各页面内联 <style> 中的固定宽度布局，确保手机端良好显示
   ========================================================= */
@media (max-width: 820px) {
    .layout {
        flex-direction: column !important;
    }

    /* 侧边栏改为顶部横向导航栏（可横向滚动） */
    .sidebar {
        width: 100% !important;
        display: flex !important;
        flex-direction: row !important;
        flex-wrap: wrap;
        align-items: center;
        gap: 6px;
        padding: 8px 12px !important;
        position: sticky;
        top: 0;
        z-index: 1000;
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.18);
    }
    .sidebar .sidebar-brand {
        order: 1;
        padding: 8px 6px !important;
        border: none !important;
        font-size: 16px !important;
        white-space: nowrap;
    }
    .sidebar .user-info {
        order: 2;
        display: flex !important;
        align-items: center;
        gap: 6px;
        padding: 6px 8px !important;
        border: none !important;
        margin: 0 !important;
        white-space: nowrap;
    }
    .sidebar .user-info .role {
        display: none;
    }
    .sidebar nav {
        order: 3;
        display: flex !important;
        flex: 1 1 100%;
        gap: 4px;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        padding: 4px 0 !important;
    }
    .sidebar nav a {
        padding: 10px 14px !important;
        white-space: nowrap;
        border-radius: 6px;
    }
    .sidebar nav a.logout-link {
        margin-top: 0 !important;
        color: #e74c3c !important;
    }

    .main-content {
        padding: 16px !important;
        overflow-x: auto !important;
        min-width: 0;
    }
    .main-content h2 {
        font-size: 1.3rem !important;
    }

    /* 首页统计卡片：单列 */
    .cards-row {
        flex-direction: column !important;
    }
    .cards-row .card {
        flex: 1 1 100% !important;
        min-width: 0 !important;
    }

    /* 批量报名：三列作品信息改为单列 */
    .work-row .row-fields {
        grid-template-columns: 1fr !important;
    }
    .work-row .row-fields > .form-group[style*="grid-column"] {
        grid-column: 1 / -1 !important;
    }
    .reg-form-card,
    .work-row {
        padding: 16px !important;
    }

    /* 详情页信息行：改为上下排列 */
    .detail-row {
        flex-direction: column !important;
        align-items: flex-start !important;
    }
    .detail-row .label {
        width: auto !important;
        margin-bottom: 2px;
    }

    /* 支付页卡片 */
    .pay-card {
        padding: 24px 16px !important;
    }

    /* 身份设置：两栏表单改为上下排列 */
    .identity-row {
        flex-direction: column !important;
    }
    .identity-row .identity-panel {
        flex: 1 1 100% !important;
        min-width: 0 !important;
    }
}

/* 小屏手机进一步微调 */
@media (max-width: 480px) {
    .main-content {
        padding: 12px !important;
    }
    .sidebar .sidebar-brand {
        font-size: 15px !important;
    }
    .sidebar nav a {
        padding: 9px 12px !important;
        font-size: 13px !important;
    }
}

/* ===== 评委评审页（sf_pw）补充样式 ===== */
.contest-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 16px;
}
.contest-card-title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 12px;
}
.contest-card-title h3 {
    margin: 0;
    font-size: 1.05rem;
}
.contest-card-stats {
    display: flex;
    gap: 24px;
    margin-bottom: 16px;
}
.stat-item {
    display: flex;
    flex-direction: column;
}
.stat-label {
    font-size: 0.8rem;
    color: #999;
}
.stat-value {
    font-size: 1.4rem;
    font-weight: 700;
    color: #2c3e50;
}
.review-card-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
}
.bm-number {
    font-weight: 600;
    color: #888;
}
.work-name {
    font-weight: 600;
    color: #2c3e50;
}
.review-info-row {
    display: flex;
    gap: 6px;
    padding: 3px 0;
    font-size: 0.9rem;
    line-height: 1.5;
}
.review-info-row .label {
    color: #999;
    flex-shrink: 0;
}
.group-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.group-tab {
    padding: 6px 14px;
    border: 1px solid #d9d9d9;
    border-radius: 4px;
    text-decoration: none;
    color: #555;
    font-size: 0.9rem;
}
.group-tab.active {
    background: #1890ff;
    border-color: #1890ff;
    color: #fff;
}
.edit-info-section {
    margin-top: 12px;
    padding: 12px;
    background: #fafafa;
    border: 1px solid #eee;
    border-radius: 6px;
}

/* ===== 评审页：信息紧凑展示 + 编辑区切换（sf_pw/review.php） ===== */
.review-info-display {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 18px;
}
.review-info-display .review-info-row {
    line-height: 1.45;
    font-size: 12.5px;
    padding: 1px 0;
}
.review-info-display .review-info-row .label {
    flex: 0 0 72px;
}
.review-edit-hint {
    color: #999;
    font-size: 12px;
    font-style: italic;
    padding: 8px 2px;
}
.btn-edit {
    display: inline-block;
    margin: 8px 0 2px;
    padding: 2px 8px;
    font-size: 11px;
    background: transparent;
    border: 1px solid #ddd;
    color: #999;
    border-radius: 3px;
    cursor: pointer;
    letter-spacing: 1px;
}

.btn-edit:hover {
    background: #f5f5f5;
    color: #666;
    border-color: #ccc;
}

/* 奖项下拉缩窄，表单项顶端对齐 */
.review-form-section .form-row {
    align-items: start;
}
.award-select {
    width: 130px;
    max-width: 100%;
    background-color: #ffeaea;
    border: 1px solid #ffb3b3;
    color: #c0392b !important;
    font-weight: bold;
}

/* 奖项标签文字用红色，与下拉一致 */
.award-group label {
    color: #c0392b;
    font-weight: 600;
}

/* 下拉选项文字也用红色 */
.award-select option {
    color: #c0392b;
}

/* 图片列下方的保存按钮：紧贴图片、居中 */
.review-card-image .review-form-actions {
    margin-top: 12px;
    text-align: center;
}
.review-card-image .review-form-actions .btn {
    width: 100%;
}
.review-edit-section {
    margin-top: 8px;
    padding: 10px 12px;
    background: #f9f9f9;
    border: 1px solid #eee;
    border-radius: 6px;
}

.edit-save-row {
    margin-top: 8px;
    text-align: right;
}

.btn-sm {
    padding: 3px 14px;
    font-size: 12px;
}

/* ===== 分页（registrations.php） ===== */
.pagination {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 16px;
    flex-wrap: wrap;
}
.page-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 32px;
    height: 32px;
    padding: 0 10px;
    font-size: 13px;
    color: #333;
    background: #fff;
    border: 1px solid #d9d9d9;
    border-radius: 4px;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s;
}
.page-btn:hover:not(.disabled):not(.active) {
    border-color: #1890ff;
    color: #1890ff;
}
.page-btn.active {
    background: #1890ff;
    border-color: #1890ff;
    color: #fff;
    cursor: default;
}
.page-btn.disabled {
    color: #bbb;
    background: #f5f5f5;
    cursor: not-allowed;
    border-color: #eee;
}
.page-info {
    margin-left: 8px;
    font-size: 13px;
    color: #888;
}