:root {
    --bg-dark: #0a0a0c;
    --bg-dark-alpha: rgba(10, 10, 12, 0.88);
    --bg-card: #12121a;
    --bg-card-alpha: rgba(18, 18, 26, 0.85);
    --bg-card-hover: #1a1a24;
    --bg-card-hover-alpha: rgba(26, 26, 36, 0.9);
    --text-primary: #f0e6d8;
    --text-secondary: #a89888;
    --accent-gold: #c9a227;
    --accent-gold-light: #e8d48a;
    --accent-red: #8b3a3a;
    --border-subtle: rgba(201, 162, 39, 0.2);
    --shadow-glow: 0 0 24px rgba(201, 162, 39, 0.15);
    --radius: 8px;
    --header-h: 64px;
}
*,
*::before,
*::after {
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
}
body {
    margin: 0;
    font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background: transparent;
    background-image: radial-gradient(ellipse 80% 50% at 50% 0%, rgba(80, 50, 30, 0.12), transparent),
        linear-gradient(180deg, rgba(10, 10, 12, 0.65) 0%, rgba(13, 13, 16, 0.55) 100%),
        url('../images/bg-16eaff37.webp');
    background-attachment: scroll, scroll, fixed;
    background-size: auto, auto, cover;
    background-position: center, center, center;
    min-height: 100vh;
}
a {
    color: inherit;
    text-decoration: none;
}
a:hover {
    color: inherit;
    text-decoration: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}
/* ========== 头部 ========== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: linear-gradient(180deg, rgba(10, 10, 12, 0.95) 0%, rgba(10, 10, 12, 0.85) 100%);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-glow);
}

.site-header__inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    height: var(--header-h);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.site-header__brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.site-header__brand img {
    width: 35px;
    height: 35px;
    border-radius: var(--radius);
    object-fit: cover;
}

.site-header__title {
    margin: 0;
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--text-primary);
}

.site-nav__toggle {
    display: none;
    align-items: center;
    justify-content: center;
    margin-left: 16px;
    padding: 6px 10px;
    font-size: 1.1rem;
    line-height: 1;
    color: var(--text-primary);
    background: transparent;
    border-radius: var(--radius);
    border: 1px solid var(--border-subtle);
    cursor: pointer;
}

.site-nav ul {
    margin: 0;
    padding: 0;
    list-style: none;
    display: flex;
    gap: 28px;
}

.site-nav a {
    font-weight: 500;
    padding: 8px 0;
}
/* ========== 通用区块 ========== */
.section-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 48px 20px;
}

.recharge-section-logo {
    display: block;
    margin: 0 auto 24px;
    max-width: 100%;
    height: auto;
}

.section-title {
    margin: 0 0 32px;
    font-size: 1.75rem;
    font-weight: 700;
    text-align: center;
    color: var(--text-primary);
    position: relative;
}
.section-title::after {
    content: "";
    display: block;
    width: 60px;
    height: 3px;
    margin: 12px auto 0;
    background: linear-gradient(90deg, transparent, var(--accent-gold), transparent);
    border-radius: 2px;
}
.detail-back {
    line-height: 0.3;
    font-size: 0.9rem;
    margin-bottom: 0px;
    margin-top: -50px;
}
.detail-back a {
    color: var(--text-secondary);
}
.detail-back a:hover {
    color: var(--accent-gold);
}

.detail-content .skin-detail-block {
    max-width: 800px;
    margin: 0 auto;
}
.detail-content .detail-img-wrap {
    margin-bottom: 20px;
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-glow);
}
.detail-content .detail-img-wrap img {
    width: 100%;
    height: auto;
    display: block;
}
.detail-content .skin-detail-block h2 {
    font-size: 1.5rem;
    color: var(--accent-gold-light);
    margin: 0 0 8px;
}
.detail-content .detail-slogan {
    font-size: 1rem;
    color: var(--text-secondary);
    margin: 0 0 16px;
}
.detail-content .detail-desc {
    color: var(--text-primary);
    line-height: 1.8;
    margin: 0;
}
.detail-content .detail-desc h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--accent-gold);
    margin: 28px 0 10px;
    padding-bottom: 6px;
    border-bottom: 1px solid var(--border-subtle);
}
.detail-content .detail-desc h3:first-child {
    margin-top: 0;
}
.detail-content .detail-desc p {
    margin: 0 0 14px;
    text-align: justify;
}
.detail-content .detail-desc p:last-child {
    margin-bottom: 0;
}
.detail-content .detail-desc strong {
    font-weight: 700;
    color: var(--accent-gold-light);
}
.recharge-section {
    background: var(--bg-card-alpha);
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
}

.recharge-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin: 0;
    padding: 0;
    list-style: none;
    counter-reset: step;
}
.recharge-steps .step {
    position: relative;
    padding: 24px;
    background: var(--bg-dark-alpha);
    border-radius: var(--radius);
    border: 1px solid var(--border-subtle);
    text-align: center;
    counter-increment: step;
}
.recharge-steps .step::before {
    content: "";
    position: absolute;
    top: 50%;
    left: -12px;
    width: 24px;
    height: 2px;
    background: var(--border-subtle);
}
.recharge-steps .step:first-child::before {
    display: none;
}

.step-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    margin-bottom: 12px;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--bg-dark);
    background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-light));
    border-radius: 50%;
    box-shadow: 0 2px 12px rgba(201, 162, 39, 0.4);
}
.step h3 {
    margin: 0 0 8px;
    font-size: 1.05rem;
    color: var(--text-primary);
}
.step p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
}
.tips-section {
    background: rgba(18, 18, 26, 0.9);
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
}
.tips-section ul {
    max-width: 720px;
    margin: 0 auto;
    padding: 0;
    list-style: none;
}
.tips-list li {
    position: relative;
    padding: 12px 0 12px 28px;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-subtle);
}
.tips-list li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--accent-gold);
    font-weight: bold;
}
.faq-section {
    background: var(--bg-card-alpha);
    border-top: 1px solid var(--border-subtle);
}
.download-section {
    background: rgba(18, 18, 26, 0.9);
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
}

.download-section .download-image-wrap {
    max-width: 420px;
    margin: 0 auto;
}
.download-section img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: var(--radius);
    box-shadow: var(--shadow-glow);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
    padding: 0;
    list-style: none;
}

.faq-item {
    margin-bottom: 20px;
    padding: 20px;
    background: var(--bg-dark-alpha);
    border-radius: var(--radius);
    border: 1px solid var(--border-subtle);
}
.faq-item:last-child {
    margin-bottom: 0;
}

.faq-item__question {
    margin: 0 0 8px;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--accent-gold-light);
}
.faq-item__answer {
    margin: 0;
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
}
/* ========== 底部 ========== */
.site-footer {
    margin-top: 0px;
    padding: 32px 20px;
    background: linear-gradient(180deg, rgba(18, 18, 26, 0.9) 0%, rgba(8, 8, 10, 0.85) 100%);
    border-top: 1px solid var(--border-subtle);
    text-align: center;
}

.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
}

.footer-links {
    margin-bottom: 16px;
}
.footer-links p {
    margin: 0 16px;
    font-size: 0.9rem;
    display: inline-block;
}

.footer-copy {
    margin: 0;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.footer-badges {
    margin-top: 12px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.footer-badges img {
    height: 40px;
    width: auto;
}
/* ========== 响应式 ========== */
@media (max-width: 1024px) {
    .recharge-steps {
        grid-template-columns: repeat(2, 1fr);
    }
    .recharge-steps .step::before {
        display: none;
    }
}

@media (max-width: 768px) {
    :root {
        --header-h: 56px;
    }
    .site-nav__toggle {
        display: inline-flex;
    }
    .site-nav {
        position: absolute;
        top: var(--header-h);
        left: 0;
        right: 0;
        background: linear-gradient(180deg, rgba(10, 10, 12, 0.98) 0%, rgba(10, 10, 12, 0.96) 100%);
        border-bottom: 1px solid var(--border-subtle);
        display: none;
    }
    .site-nav.site-nav--open {
        display: block;
    }
    .site-nav ul {
        flex-direction: column;
        padding: 8px 16px 12px;
        gap: 16px;
    }
    .site-nav a {
        font-size: 0.95rem;
    }
    .recharge-steps {
        display: flex;
        flex-wrap: nowrap;
        overflow-x: auto;
        padding-bottom: 8px;
        gap: 16px;
    }
    .recharge-steps .step {
        flex: 0 0 220px;
    }
    .section-inner {
        padding: 32px 16px;
    }
    .section-title {
        font-size: 1.5rem;
        margin-bottom: 24px;
    }
    .footer-links a {
        margin: 0 8px;
    }
}
@media (max-width: 480px) {
    .header-inner {
        padding: 0 12px;
    }
    .logo img {
        width: 44px;
        height: 44px;
    }
    .nav-main ul {
        gap: 12px;
    }
    .nav-main a {
        font-size: 0.9rem;
    }
}
.recharge-form-section {
    background: var(--bg-card-alpha);
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
}

.recharge-form-article {
    max-width: 780px;
    margin: 0 auto;
    padding: 28px 24px 32px;
    background: var(--bg-dark-alpha);
    border-radius: var(--radius);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-glow);
}
.recharge-form-article fieldset {
    margin: 0 0 18px;
    padding: 0;
    border: none;
}

.recharge-form-article label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.95rem;
    color: var(--accent-gold-light);
}
.recharge-form-article input[type="text"],
.recharge-form-article select {
    width: 100%;
    padding: 10px 12px;
    font-size: 0.95rem;
    color: var(--text-primary);
    background: rgba(6, 6, 8, 0.85);
    border-radius: var(--radius);
    border: 1px solid var(--border-subtle);
    outline: none;
    -webkit-appearance: none;
    appearance: none;
}
.recharge-form-article input[type="text"]:focus,
.recharge-form-article select:focus {
    border-color: var(--accent-gold);
    box-shadow: 0 0 0 1px rgba(201, 162, 39, 0.35);
}
.price-grid {
    margin: 0;
    padding: 0;
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 12px;
}

.price-item {
    position: relative;
    padding: 14px 10px 10px;
    border-radius: var(--radius);
    background: rgba(16, 16, 24, 0.85);
    border: 1px solid var(--border-subtle);
    cursor: pointer;
    text-align: center;
    transition: all 0.18s ease-out;
}

.price-item b {
    display: block;
    margin-bottom: 4px;
    font-size: 1.05rem;
    color: var(--accent-gold-light);
}

.price-item span {
    display: block;
    margin-top: 4px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.price-item img {
    display: block;
    width: 90px;
    height: 90px;
    margin: 4px auto;
    object-fit: contain;
}

.price-item .badge {
    position: absolute;
    top: 8px;
    left: 8px;
    padding: 2px 6px;
    font-size: 0.7rem;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-light));
    color: #1a1208;
}

.price-item:hover {
    background: var(--bg-card-hover-alpha);
    border-color: var(--accent-gold);
    transform: translateY(-1px);
}

.price-item.active {
    background: radial-gradient(circle at top, rgba(201, 162, 39, 0.25), transparent 60%),
        rgba(24, 24, 34, 0.9);
    border-color: var(--accent-gold);
    box-shadow: 0 0 12px rgba(201, 162, 39, 0.35);
}

/* 支付方式 */
.pay-box {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 14px;
}

.pay-option {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 22px;
    font-size: 0.98rem;
    border-radius: 999px;
    border: 1px solid var(--border-subtle);
    background: rgba(16, 16, 24, 0.85);
    cursor: pointer;
    flex: 1 1 calc(50% - 14px);
    max-width: calc(50% - 14px);
    justify-content: center;
    transition: all 0.18s ease-out;
}

.pay-option img {
    width: 22px;
    height: 22px;
    object-fit: contain;
}

.pay-option.active {
    border-color: var(--accent-gold);
    background: radial-gradient(circle at top, rgba(201, 162, 39, 0.2), transparent 70%),
        rgba(16, 16, 24, 0.85);
    box-shadow: 0 0 8px rgba(201, 162, 39, 0.35);
}

.pay-option.alipay i {
    color: #00a3ee;
}

.more-pay-link {
    font-size: 10px;
    color: var(--accent-gold-light);
    cursor: pointer;
    align-self: flex-end;
    margin-left: auto;
}

/* 提交按钮 */
.submit-btn {
    display: block;
    margin: 40px auto 0;
    padding: 12px 40px;
    font-size: 1.02rem;
    font-weight: 600;
    color: #1a1208;
    background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-light));
    border-radius: 999px;
    border: none;
    cursor: pointer;
    box-shadow: 0 8px 22px rgba(201, 162, 39, 0.55);
    width: min(100%, 100%);
    transition: transform 0.15s ease-out, box-shadow 0.15s ease-out, filter 0.15s ease-out;
}

.submit-btn:hover {
    filter: brightness(1.05);
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(201, 162, 39, 0.55);
}

.submit-btn:active {
    transform: translateY(0);
    box-shadow: 0 4px 12px rgba(201, 162, 39, 0.4);
}

/* ========== 在线充值表单 - 响应式 ========== */
@media (max-width: 768px) {
    .recharge-form-article {
        padding: 20px 16px 24px;
    }

    .price-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .pay-box {
        gap: 8px;
    }
}

@media (max-width: 480px) {
    .price-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 8px;
    }

    .submit-btn {
        width: 100%;
    }
}