/* ==========================================================
   社区简介 about.css
   - 继承 home.css :root 变量
   ========================================================== */

/* ============ Hero ============ */
.iti-ab-hero {
    position: relative;
    background: var(--iti-bg);
    overflow: hidden;
    padding: 48px 0 80px;
}



.iti-ab-hero-inner {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    align-items: center;
    min-height: 360px;
}

.iti-ab-hero-badge {
    display: inline-block;
    background: var(--iti-bg-soft-2);
    color: var(--iti-primary);
    font-size: 13px;
    font-weight: 700;
    padding: 5px 16px;
    border-radius: 999px;
    margin-bottom: 20px;
}

.iti-ab-hero-title {
    font-size: 36px;
    font-weight: 800;
    color: var(--iti-navy);
    line-height: 1.25;
    margin: 0 0 16px;
    max-width: 480px;
}

.iti-ab-hero-desc {
    font-size: 15px;
    color: var(--iti-text-light);
    margin: 0 0 32px;
    max-width: 480px;
}

.iti-ab-hero-image {
    height: 360px;
    border-radius: var(--iti-radius-lg);
    overflow: hidden;
    background: linear-gradient(135deg, var(--iti-bg-soft), var(--iti-bg-soft-2));
}

.iti-ab-hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* ============ 介绍 ============ */
.iti-ab-intro {
    position: relative;
    background: var(--iti-primary-light);
    padding: 48px 0 56px;
    overflow: hidden;
}


.iti-ab-intro-inner {
    position: relative;
    z-index: 1;
}

.iti-ab-intro-text {
    max-width: 91%;
    margin: 0 auto;
    text-align: center;
    font-size: 14px;
    line-height: 1.9;
    color: var(--iti-text);
}

/* ============ 时间线：里程碑 ============ */
.iti-ab-timeline {
    background: var(--iti-primary-light);
    padding: 16px 0 0;
}

.iti-ab-timeline .iti-container {
    display: flex;
    flex-direction: column;
}

.iti-ab-mile {
    display: grid;
    grid-template-columns: 1fr 1fr;
    background: var(--iti-bg);
    overflow: hidden;
    transition: transform var(--iti-transition), box-shadow var(--iti-transition);
}



/* 交替：left = 图左文右，right = 文左图右 */
.iti-ab-mile--right { direction: rtl; }
.iti-ab-mile--right > * { direction: ltr; }

.iti-ab-mile-image {
    background: linear-gradient(135deg, var(--iti-bg-soft-2), var(--iti-bg-soft));
}

.iti-ab-mile-image img {
    width: 100%;
    display: block;
}

.iti-ab-mile-body {
    width: 100%;
    padding: 28px 20% 28px 50px;
    align-self: center;
}

.iti-ab-mile-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--iti-navy);
    display: inline-block;
    margin: 0 0 12px;
    padding: 6px 12px;
    border-radius: 999px;
    background-color: var(--iti-primary-light);
}

.iti-ab-mile-desc {
    font-size: 14px;
    line-height: 1.8;
    color: var(--iti-text);
     white-space: pre-line;
    margin: 0;
}

/* ============ 免费会员 ============ */
.iti-ab-free {
    position: relative;
    background: var(--iti-primary-light);
    padding: 48px 0 68px;
    overflow: hidden;
    background-image: url(/assets/images/about/sekuai.png);
    background-size: 46%;
    background-position: right  bottom ; 
    background-repeat: no-repeat;  
}



.iti-ab-free-inner {
    position: relative;
    z-index: 1;
}

.iti-ab-free-title {
    background-color: var(--iti-bg);
    padding: 6px 12px;
    font-size: 16px;
    font-weight: 700;
    color: var(--iti-navy);
    margin: 0 0 12px;
    border-radius: 999px;
}

.iti-ab-free-desc {
    max-width: 900px;
    font-size: 14px;
    margin-top: 20px;
    line-height: 1.9;
    color: var(--iti-text);
}

/* ============ CTA ============ */
.iti-ab-cta {
    position: relative;
    background: var(--iti-bg);
    padding: 48px 0;
    overflow: hidden;
    border-bottom: 4px solid;
    border-image: linear-gradient(to right, 
    #02569B 0%, #02569B 40%,
    #00b2b8 40%, #00b2b8 80%,
    #d2da16 80%, #d2da16 100%
) 1;
}



.iti-ab-cta-inner {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    text-align: left;
}

.iti-ab-cta-icon {
    width: 56px;
    height: 56px;
    background: #fff;
    border-radius: 50%;
    color: var(--iti-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.iti-ab-cta-icon svg {
    width: 36px;
    height: 36px;
}

.iti-ab-cta-text h2 {
    font-size: 26px;
    font-weight: 700;
    color: #000;
    margin: 0 0 4px;
}

.iti-ab-cta-text p {
    font-size: 13px;
    color: var(--iti-primary);
    margin: 0;
}

/* ============ 按钮微调 ============ */
.iti-btn-pill { border-radius: 999px; }

/* ============ 响应式 ============ */
@media (max-width: 1023px) {
    .iti-ab-hero { padding: 24px 0 48px; }
    .iti-ab-hero-inner {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .iti-ab-hero-title { font-size: 24px; margin: 0 auto 12px; }
    .iti-ab-hero-desc  { margin: 0 auto 24px; }
    .iti-ab-hero-image { height: 220px; order: -1; }
    .iti-ab-hero-deco-left,
    .iti-ab-hero-deco-right { display: none; }

    .iti-ab-mile { grid-template-columns: 1fr; }
    .iti-ab-mile--right { direction: ltr; }
    .iti-ab-mile-image  { height: 180px; }
    .iti-ab-mile-body   { padding: 22px; }

    .iti-ab-cta-inner   { flex-direction: column; text-align: center; }
    .iti-ab-cta-deco-left,
    .iti-ab-cta-deco-right,
    .iti-ab-free-deco-left,
    .iti-ab-free-deco-right,
    .iti-ab-intro-deco-left,
    .iti-ab-intro-deco-right { display: none; }
}