/* Sub-page shared styles */
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    font-family: 'Microsoft YaHei', '微软雅黑', sans-serif;
    background: linear-gradient(135deg, #e8f4f8 0%, #f0e6ff 30%, #ffe8f0 60%, #e8f0e8 100%);
    min-height: 100vh;
    color: #333;
    line-height: 1.8;
}
.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px 16px;
}
.back-home {
    display: inline-block;
    margin-bottom: 16px;
    color: #ff6b92;
    text-decoration: none;
    font-size: 15px;
    transition: color 0.3s;
}
.back-home:hover { color: #00bfe6; }
.page-title {
    text-align: center;
    font-size: 22px;
    color: #148bba;
    margin-bottom: 24px;
    font-weight: 600;
}
.card {
    background: rgba(255,255,255,0.85);
    backdrop-filter: blur(8px);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 20px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
    border: 1px solid rgba(255,255,255,0.6);
}
.card h2 {
    font-size: 18px;
    color: #ff6b92;
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 2px solid #ffcedb;
}
.card h3 {
    font-size: 16px;
    color: #148bba;
    margin: 16px 0 8px;
}
.card p {
    margin-bottom: 10px;
    font-size: 15px;
}
.card a {
    display: block;
    color: #148bba;
    text-decoration: none;
    font-size: 15px;
    padding: 10px 16px;
    margin: 6px 0;
    background: linear-gradient(135deg, rgba(0,191,230,0.08), rgba(255,107,146,0.08));
    border-radius: 8px;
    border: 1px solid rgba(0,191,230,0.15);
    transition: all 0.3s;
}
.card a:hover {
    background: linear-gradient(135deg, rgba(0,191,230,0.15), rgba(255,107,146,0.15));
    transform: translateX(4px);
    border-color: #00bfe6;
}
.card a::before {
    content: ">";
    margin-right: 8px;
    color: #ff6b92;
    font-weight: bold;
}
.card img {
    display: block;
    max-width: 100%;
    height: auto;
    margin: 12px auto;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}
.card ul, .card ol {
    padding-left: 20px;
    margin-bottom: 12px;
}
.card li {
    margin-bottom: 8px;
    font-size: 15px;
    line-height: 1.7;
}
.highlight { color: #f90000; font-weight: bold; }
.note {
    font-size: 13px;
    color: #666;
    margin-top: 8px;
}
.qq-info {
    text-align: center;
    font-size: 16px;
    color: #148bba;
    font-weight: bold;
    padding: 12px;
    background: rgba(0,191,230,0.06);
    border-radius: 8px;
    margin-top: 16px;
}
.footer {
    text-align: center;
    margin-top: 32px;
    padding: 16px;
    font-size: 13px;
    color: #999;
}
.footer a {
    display: inline;
    padding: 0;
    margin: 0;
    background: none;
    border: none;
    color: #ff6b92;
}
.footer a:hover {
    transform: none;
    background: none;
    border: none;
}
.step-title {
    color: #f90000;
    font-weight: bold;
    font-size: 16px;
    margin: 20px 0 8px;
}
.tips {
    background: rgba(255,107,146,0.06);
    border-left: 3px solid #ff6b92;
    padding: 12px 16px;
    border-radius: 0 8px 8px 0;
    margin: 12px 0;
    font-size: 14px;
}
@media (max-width: 600px) {
    .container { padding: 12px 10px; }
    .card { padding: 16px; }
    .page-title { font-size: 18px; }
    .card h2 { font-size: 16px; }
    .card a { font-size: 14px; padding: 8px 12px; }
    .card p, .card li { font-size: 14px; }
}