/* ============================================================
   Strength 优势卡片（单个） —— 与 about.html 源码样式一致
   ============================================================ */

.qing-strength {
    --blue: #1b3df5;
    --navy: #0b1a3a;
    --muted: #6b7891;
    font-family: "Inter", "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
    line-height: 1.6;
}

.qing-strength *,
.qing-strength *::before,
.qing-strength *::after { box-sizing: border-box; }

.qing-strength .strength {
    display: block;
    background: #fff;
    border-radius: 16px;
    padding: 34px 22px;
    text-align: center;
    box-shadow: 0 8px 26px rgba(13, 30, 70, .06);
    text-decoration: none;
    height: 100%;
}

.qing-strength .strength-ico {
    color: var(--blue);
    display: flex;
    justify-content: center;
    margin-bottom: 20px;
}
.qing-strength .strength-ico svg { width: 44px; height: 44px; }
.qing-strength .strength-ico i { font-size: 40px; }

.qing-strength .strength .s-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--navy);
    margin: 0 0 10px;
}
.qing-strength .strength p {
    font-size: 13px;
    color: var(--muted);
    line-height: 1.55;
    margin: 0;
}