:root {
    --primary: #0F52BA;
    --primary-light: #1E70EB;
    --primary-dark: #0A3A8A;
    --secondary: #00B4D8;
    --dark: #111827;
    --gray: #4B5563;
    --light-gray: #9CA3AF;
    --bg-light: #F9FAFB;
    --card-bg: #FFFFFF;
    --gradient: linear-gradient(135deg, #0F52BA 0%, #00B4D8 100%);
    --shadow: 0 10px 25px rgba(15, 82, 186, 0.08);
    --shadow-hover: 0 15px 35px rgba(15, 82, 186, 0.12);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --border-color: #E5E7EB;
    --success: #10B981;
    --warning: #F59E0B;
    --danger: #EF4444;
}

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

html, body {
    width: 100%;
    min-height: 100vh;
}

body {
    font-family: 'AlibabaPuHuiTi', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background-color: var(--bg-light);
    overflow-x: hidden;
    padding-top: 0 !important;
    padding-bottom: 0;
    font-size: 14px;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.tech-bg {
    position: relative;
    overflow: hidden;
}

.tech-bg:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        radial-gradient(circle at 20% 30%, rgba(15, 82, 186, 0.03) 0%, transparent 30%),
        radial-gradient(circle at 80% 70%, rgba(0, 180, 216, 0.03) 0%, transparent 30%);
    z-index: 0;
}

.transparent-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 60px;
    background: transparent;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.transparent-nav.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.nav-back {
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--dark);
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
}

.nav-back:hover {
    color: var(--primary);
}

.nav-back i {
    font-size: 14px;
}

.nav-title {
    font-size: 17px;
    font-weight: 600;
    color: var(--dark);
}

.nav-lang {
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
}

.nav-lang select {
    padding: 6px 10px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    background-color: white;
    font-size: 13px;
    color: var(--gray);
    outline: none;
    cursor: pointer;
    transition: var(--transition);
    min-width: 80px;
}

.nav-lang select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(15, 82, 186, 0.08);
}

.page-hero {
    padding: 100px 0 40px;
    position: relative;
}

.page-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--dark);
    text-align: center;
    margin-bottom: 10px;
    line-height: 1.2;
}

.page-title span {
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.page-subtitle {
    font-size: 16px;
    color: var(--gray);
    text-align: center;
    max-width: 600px;
    margin: 0 auto 50px;
}

.content-section {
    padding: 40px 0 80px;
}

.content-card {
    background: var(--card-bg);
    border-radius: 20px;
    box-shadow: var(--shadow);
    padding: 40px;
    border: 1px solid #F3F4F6;
    position: relative;
    overflow: hidden;
    margin-bottom: 30px;
}

.content-card:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient);
}

.card-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 25px;
}

.card-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
    flex-shrink: 0;
}

.card-header h2 {
    font-size: 24px;
    font-weight: 700;
    color: var(--dark);
}

.card-desc {
    color: var(--gray);
    font-size: 15px;
    margin-bottom: 25px;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    background: var(--gradient);
    color: white;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 500;
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(15, 82, 186, 0.25);
}

.btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 24px;
    background: transparent;
    color: var(--primary);
    border: 1px solid var(--primary);
    border-radius: 50px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.btn-outline:hover {
    background: var(--primary);
    color: white;
}

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

.form-label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--dark);
    margin-bottom: 8px;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    font-size: 14px;
    color: var(--dark);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    outline: none;
    transition: var(--transition);
    background: white;
    font-family: inherit;
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(15, 82, 186, 0.1);
}

.form-control[readonly] {
    background: var(--bg-light);
    color: var(--light-gray);
    cursor: not-allowed;
}

select.form-control {
    cursor: pointer;
    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='%234B5563' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

.table-wrap {
    overflow-x: auto;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

table.data-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--card-bg);
}

table.data-table th {
    background: rgba(15, 82, 186, 0.05);
    color: var(--dark);
    padding: 14px 12px;
    font-size: 13px;
    font-weight: 600;
    white-space: nowrap;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}

table.data-table td {
    padding: 12px;
    font-size: 13px;
    text-align: center;
    border-bottom: 1px solid #F3F4F6;
    color: var(--dark);
}

table.data-table tr:last-child td {
    border-bottom: none;
}

table.data-table tbody tr:hover {
    background: rgba(15, 82, 186, 0.03);
}

.badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 500;
}

.badge-primary {
    background: rgba(15, 82, 186, 0.1);
    color: var(--primary);
}

.badge-success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
}

.badge-danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

.empty-hint {
    text-align: center;
    color: var(--light-gray);
    padding: 40px 20px;
    background: var(--bg-light);
    border-radius: 12px;
}

.empty-hint i {
    font-size: 36px;
    color: #D1D5DB;
    margin-bottom: 12px;
    display: block;
}

.notice-box {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 18px 20px;
    background: rgba(15, 82, 186, 0.05);
    border-radius: 12px;
    border-left: 4px solid var(--primary);
    margin-bottom: 20px;
}

.notice-box.success {
    background: rgba(16, 185, 129, 0.05);
    border-left-color: var(--success);
}

.notice-box.warning {
    background: rgba(245, 158, 11, 0.05);
    border-left-color: var(--warning);
}

.notice-box.danger {
    background: rgba(239, 68, 68, 0.05);
    border-left-color: var(--danger);
}

.notice-box i {
    color: var(--primary);
    font-size: 22px;
    flex-shrink: 0;
    margin-top: 2px;
}

.notice-box.success i {
    color: var(--success);
}

.notice-box.warning i {
    color: var(--warning);
}

.notice-box.danger i {
    color: var(--danger);
}

.notice-text strong {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 4px;
}

.notice-box.success .notice-text strong {
    color: var(--success);
}

.notice-box.warning .notice-text strong {
    color: var(--warning);
}

.notice-box.danger .notice-text strong {
    color: var(--danger);
}

.notice-text span {
    font-size: 13px;
    color: var(--gray);
}

details.collapsible {
    margin-bottom: 12px;
    border: 1px solid #F3F4F6;
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition);
}

details.collapsible[open] {
    border-color: rgba(15, 82, 186, 0.2);
}

details.collapsible summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 25px;
    background: var(--bg-light);
    cursor: pointer;
    list-style: none;
    transition: var(--transition);
    user-select: none;
}

details.collapsible summary::-webkit-details-marker {
    display: none;
}

details.collapsible summary:hover {
    background: rgba(15, 82, 186, 0.03);
}

details.collapsible[open] summary {
    background: rgba(15, 82, 186, 0.05);
}

.summary-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.summary-left i {
    color: var(--primary);
    font-size: 18px;
}

.summary-left span {
    font-size: 15px;
    font-weight: 600;
    color: var(--dark);
}

.summary-arrow {
    width: 28px;
    height: 28px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 10px;
    transition: transform 0.3s ease;
}

details.collapsible[open] .summary-arrow {
    transform: rotate(180deg);
}

.collapsible-content {
    padding: 20px 25px;
    background: var(--card-bg);
}

.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 45px;
    height: 45px;
    background-color: var(--primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 6px 15px rgba(15, 82, 186, 0.2);
    cursor: pointer;
    transition: var(--transition);
    opacity: 0;
    visibility: hidden;
    z-index: 9998;
}

.back-to-top.active {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background-color: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(15, 82, 186, 0.25);
}

.footer {
    background-color: #FFFFFF;
    color: var(--dark);
    padding: 60px 0 30px;
    position: relative;
    border-top: 1px solid #F3F4F6;
}

.footer-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-bottom: 40px;
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.footer-logo img {
    height: 40px;
    width: auto;
    margin-right: 10px;
}

.footer-logo-text {
    font-size: 22px;
    font-weight: 700;
    color: var(--dark);
}

.footer-desc {
    font-size: 14px;
    color: var(--gray);
    line-height: 1.8;
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 60px;
}

.footer-link-group h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
    color: var(--dark);
}

.footer-link-group h4:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 35px;
    height: 2px;
    background: var(--primary);
}

.footer-link-list {
    list-style: none;
}

.footer-link-item {
    margin-bottom: 12px;
}

.footer-link {
    color: var(--gray);
    font-size: 14px;
    transition: var(--transition);
}

.footer-link:hover {
    color: var(--primary);
    padding-left: 4px;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid #F3F4F6;
    font-size: 14px;
    color: var(--gray);
}

.stats-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-bottom: 30px;
}

.stats-card {
    background: linear-gradient(135deg, rgba(15, 82, 186, 0.1) 0%, rgba(0, 180, 216, 0.05) 100%);
    border: 1px solid rgba(15, 82, 186, 0.15);
    border-radius: 16px;
    padding: 24px;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

.stats-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

.stats-card p {
    font-size: 13px;
    color: var(--gray);
    margin-bottom: 8px;
}

.stats-card .num {
    font-size: 26px;
    font-weight: 700;
    color: var(--primary);
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.02em;
}

.account-card {
    background: var(--gradient);
    border-radius: 16px;
    padding: 25px 20px;
    margin-bottom: 20px;
    color: white;
    box-shadow: 0 8px 24px rgba(15, 82, 186, 0.25);
    position: relative;
    overflow: hidden;
}

.account-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 200px;
    height: 200px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
}

.account-header {
    font-size: 14px;
    opacity: 0.9;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 8px;
    position: relative;
    z-index: 1;
}

.account-balance {
    font-size: 32px;
    font-weight: 700;
    position: relative;
    z-index: 1;
}

.account-balance .currency {
    font-size: 18px;
    font-weight: 400;
    opacity: 0.8;
    margin-right: 5px;
}

.page-container {
    width: 100%;
    min-height: calc(100vh - 60px);
    display: flex;
    flex-direction: column;
    padding: 80px 15px 20px;
}

.form-container {
    max-width: 90%;
    margin: 0 auto 20px;
    background: var(--card-bg);
    border-radius: 16px;
    box-shadow: var(--shadow);
    border: 1px solid #F3F4F6;
    padding: 25px 20px;
    flex-shrink: 0;
}

.form-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid rgba(15, 82, 186, 0.1);
    display: flex;
    align-items: center;
    gap: 10px;
}

.form-title i {
    font-size: 20px;
}

.submit-btn {
    width: 100%;
    padding: 14px;
    font-size: 16px;
    font-weight: 600;
    color: white;
    background: var(--gradient);
    border: none;
    border-radius: 12px;
    cursor: pointer;
    margin-top: 20px;
    transition: var(--transition);
    box-shadow: 0 4px 16px rgba(15, 82, 186, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(15, 82, 186, 0.4);
}

.submit-btn:active {
    transform: translateY(0) scale(0.98);
}

.tips-box {
    max-width: 90%;
    margin: 0 auto;
    padding: 20px;
    background: rgba(245, 158, 11, 0.05);
    border-radius: 12px;
    border: 1px solid rgba(245, 158, 11, 0.2);
    flex-shrink: 0;
}

.tips-title {
    font-size: 15px;
    color: var(--warning);
    font-weight: 600;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.tips-title i {
    font-size: 18px;
}

.tips-list {
    font-size: 13px;
    color: var(--gray);
    list-style: none;
    word-wrap: break-word;
    word-break: break-all;
    overflow-wrap: break-word;
}

.tips-list li {
    margin-bottom: 10px;
    padding-left: 20px;
    position: relative;
    line-height: 1.6;
}

.tips-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 6px;
    height: 6px;
    background: var(--warning);
    border-radius: 50%;
}

.tips-list li:last-child {
    margin-bottom: 0;
}

.p_nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient);
    color: #fff;
    font-size: 17px;
    font-weight: 600;
    z-index: 99;
    box-shadow: 0 2px 8px rgba(15, 82, 186, 0.2);
}

.p_nav .back-btn {
    position: absolute;
    left: 12px;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

.p_nav .back-btn:hover {
    background-color: rgba(255, 255, 255, 0.3);
    transform: scale(1.05);
}

.p_nav .back-btn i {
    color: #fff;
    font-size: 18px;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 16px;
    margin-bottom: 28px;
}

.card {
    background: var(--card-bg);
    border: 1px solid #F3F4F6;
    border-radius: 14px;
    padding: 20px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow);
    border-color: rgba(15, 82, 186, 0.2);
}

.page-title-section {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
    padding-left: 14px;
    border-left: 3px solid var(--primary);
    color: var(--dark);
}

.date-bar {
    display: flex;
    gap: 24px;
    background: var(--card-bg);
    padding: 14px 20px;
    border-radius: 10px;
    border: 1px solid #F3F4F6;
    margin-bottom: 20px;
    font-size: 13px;
    color: var(--gray);
}

.disabled-notice {
    text-align: center;
    padding: 60px 20px;
}

.disabled-notice i {
    font-size: 48px;
    color: var(--warning);
    margin-bottom: 16px;
    display: block;
}

.disabled-notice p {
    font-size: 16px;
    color: var(--gray);
}

@media (max-width: 992px) {
    .footer-links {
        gap: 40px;
    }

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

    table.data-table th,
    table.data-table td {
        padding: 10px 8px;
        font-size: 12px;
    }
}

@media (max-width: 768px) {
    .page-hero {
        padding: 80px 0 30px;
    }

    .page-title {
        font-size: 28px;
    }

    .page-subtitle {
        font-size: 15px;
        margin-bottom: 35px;
    }

    .content-section {
        padding: 20px 0 60px;
    }

    .content-card {
        padding: 25px 20px;
        border-radius: 16px;
    }

    .card-header h2 {
        font-size: 20px;
    }

    details.collapsible summary {
        padding: 15px 20px;
    }

    .collapsible-content {
        padding: 15px 20px;
    }

    .footer {
        padding: 40px 0 25px;
    }

    .footer-container {
        flex-direction: column;
        margin-bottom: 30px;
    }

    .footer-links {
        margin-top: 30px;
        gap: 30px;
    }

    .back-to-top {
        width: 40px;
        height: 40px;
        bottom: 20px;
        right: 20px;
    }

    .stats-row {
        grid-template-columns: 1fr;
    }

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

    .mobile-hide {
        display: none !important;
    }

    .date-bar {
        flex-direction: column;
        gap: 6px;
    }

    .form-container {
        max-width: 100%;
    }

    .tips-box {
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .nav-back {
        font-size: 14px;
        left: 15px;
    }

    .nav-title {
        font-size: 15px;
    }

    .nav-lang {
        right: 15px;
    }

    .nav-lang select {
        min-width: 70px;
        font-size: 12px;
        padding: 5px 8px;
    }

    .page-title {
        font-size: 24px;
    }

    .content-card {
        padding: 20px 18px;
    }

    .page-container {
        padding: 70px 12px 16px;
    }

    body {
        padding: 14px;
    }
}

footer {
    display: none !important;
}

.layui-laypage {
    display: inline-block;
    padding: 8px 14px;
    background: var(--card-bg);
    border-radius: 10px;
    border: 1px solid var(--border-color);
}

.layui-laypage a,
.layui-laypage span {
    border-radius: 6px !important;
    margin: 0 4px !important;
    padding: 6px 12px !important;
    border: none !important;
    background: rgba(15, 82, 186, 0.05) !important;
    color: var(--dark) !important;
    transition: all 0.2s !important;
}

.layui-laypage a:hover {
    background: var(--primary) !important;
    color: #fff !important;
}

.layui-laypage .layui-laypage-curr .layui-laypage-em {
    background: var(--gradient) !important;
    border-radius: 6px !important;
}

.layui-laypage .layui-laypage-curr {
    color: #fff !important;
}

.layui-layer {
    border-radius: 12px !important;
    overflow: hidden;
}

.layui-layer-title {
    background: var(--bg-light) !important;
    color: var(--dark) !important;
    font-size: 15px !important;
    font-weight: 600 !important;
    padding: 14px 48px 14px 20px !important;
    min-height: auto !important;
    height: auto !important;
    line-height: 1.5 !important;
    border-bottom: 1px solid var(--border-color) !important;
    word-wrap: break-word;
    overflow-wrap: break-word;
    white-space: normal;
    box-sizing: border-box;
}

.layui-layer-close {
    right: 12px !important;
    top: 12px !important;
    width: 28px !important;
    height: 28px !important;
    line-height: 28px !important;
    color: var(--gray) !important;
    font-size: 18px !important;
    border-radius: 50% !important;
    background: rgba(15, 82, 186, 0.08) !important;
}

.layui-layer-close:hover {
    color: var(--primary) !important;
    background: rgba(15, 82, 186, 0.15) !important;
}

.layui-layer-content {
    background: var(--card-bg) !important;
    padding: 20px !important;
    color: var(--dark) !important;
}