* { margin: 0; padding: 0; box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
body { font-family: "PingFang SC", "Microsoft YaHei", sans-serif; background: #0a0c12; color: #fff; line-height: 1.6; }
a, a:visited { color: inherit; text-decoration: none; }
a:hover, a:active { text-decoration: none; }
input, select, button { 
    -webkit-appearance: none; 
    appearance: none;
    border-radius: 0; 
    outline: none; 
    border: none; 
    font-family: inherit;
}
.container { max-width: 750px; margin: 0 auto; background: #12151f; min-height: 100vh; position: relative; }
.header { 
    position: relative;
    background: linear-gradient(to bottom, rgba(10,12,18,0.3), #12151f), url('../images/bg-16eaf7.webp'); 
    background-size: cover;
    background-position: center top;
    height: 200px; 
    display: flex; 
    align-items: flex-end; 
    padding: 20px; 
    border-bottom: 2px solid #c9aa71; 
}
.header-logo { 
    position: absolute;
    top: 20px;
    right: 20px;
    width: 140px; 
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.8)); 
}
.header-title {
    position: absolute;
    left: 20px;
    bottom: 44px;
    font-size: 22px;
    color: #f5e0a0;
    font-weight: 600;
    text-shadow: 0 2px 4px rgba(0,0,0,0.8);
}
.header-subtitle {
    position: absolute;
    left: 20px;
    bottom: 16px;
    font-size: 14px;
    color: #f0f4ff;
    opacity: 0.9;
}
.recharge-section { padding: 25px 20px; background: #1b1f2b; }
.form-group { margin-bottom: 22px; }
.label { display: block; color: #8890b1; font-size: 14px; margin-bottom: 10px; font-weight: 500; }

.input-control { 
    width: 100%; 
    padding: 14px 15px; 
    background: #2a2e3d; 
    color: #fff; 
    border: 1px solid #3d4255; 
    font-size: 16px; 
    border-radius: 6px; 
}
.input-control:focus { border-color: #c9aa71; background: #32374a; }
.grid-selector { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.grid-item { 
    background: #2a2e3d; 
    border: 1px solid #3d4255; 
    padding: 15px 5px; 
    text-align: center; 
    border-radius: 6px; 
    cursor: pointer; 
    transition: 0.2s;
}
.grid-item.active { 
    background: rgba(201, 170, 113, 0.15); 
    border-color: #c9aa71; 
    color: #e7ca8e; 
    font-weight: bold;
}
.points-icon {
    display: block;
    width: 58px;
    height: auto;
    margin: 4px auto 2px;
}
.grid-item .points { display: block; font-size: 11px; opacity: 0.7; margin-top: 4px; font-weight: normal; }
.pay-method { 
    display: flex; 
    align-items: center; 
    justify-content: space-between; 
    background: #2a2e3d; 
    padding: 14px 15px; 
    border-radius: 6px; 
    margin-bottom: 12px; 
    cursor: pointer; 
    border: 1px solid transparent; 
}
.pay-method.selected { border-color: #c9aa71; background: rgba(201, 170, 113, 0.05); }
.pay-info { display: flex; align-items: center; }
.pay-icon { width: 24px; height: 24px; margin-right: 12px; }
.radio-dot { color: #3d4255; font-size: 18px; }
#more-pay { text-align: center; color: #c9aa71; font-size: 13px; margin-top: 15px; cursor: pointer; }
.btn-submit { 
    width: 100%; 
    background: linear-gradient(135deg, #e7ca8e, #c9aa71); 
    color: #44320d; 
    padding: 16px; 
    border-radius: 6px; 
    font-size: 18px; 
    font-weight: bold; 
    margin-top: 25px; 
    box-shadow: 0 4px 15px rgba(201, 170, 113, 0.3); 
}
.info-panel { padding: 25px 20px; background: #12151f; }
.info-title { color: #c9aa71; font-size: 16px; margin-bottom: 15px; display: flex; align-items: center; }
.info-title::before { content: ""; width: 3px; height: 16px; background: #c9aa71; margin-right: 10px; }
.info-content { font-size: 13px; color: #8890b1; margin-bottom: 25px; list-style: none; }
.info-content li { margin-bottom: 10px; position: relative; padding-left: 15px; }
.info-content li::after { content: "•"; position: absolute; left: 0; color: #c9aa71; }
.skin-showcase { padding: 25px 20px; background: #1b1f2b; }
.skin-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 15px; }
.skin-card { background: #2a2e3d; border-radius: 8px; overflow: hidden; border-bottom: 2px solid #3d4255; position: relative; }
.skin-card > img:first-of-type { 
    width: 100%; 
    height: auto; 
    object-fit: cover; 
    background: #12151f;
    display: block;
}
.skin-info { padding: 12px; text-align: center; }
.skin-name { font-size: 14px; color: #e7ca8e; font-weight: bold; }
.skin-hero { font-size: 12px; color: #8890b1; }
.skin-badge {
    position: absolute;
    top: 4%;
    right: 4%;
    width: 18%;
    max-width: 95px;
    height: auto;
    pointer-events: none;
}
.download-box { 
    text-align: center; 
    padding: 40px 20px; 
    background: #12151f; 
    margin: 30px 20px; 
    border-radius: 12px; 
    border: 1px solid #3d4255; 
}
.qr-code { width: 260px; height: auto; margin: 0 auto 15px; padding: 8px; background: #fff; border-radius: 4px; }
.download-text { color: #c9aa71; font-weight: bold; font-size: 16px; }
.footer { padding: 40px 20px; text-align: center; font-size: 11px; color: #555c77; background: #0a0c12; border-top: 1px solid #1b1f2b; }
.footer-links { margin-bottom: 12px; }
.footer-links span { margin: 0 8px; }
.copyright { line-height: 1.8; opacity: 0.7; }
.hidden { display: none; }