/* About(/a/p/about)。数值源:analysis/07 §2 + custom.css .add-pageAbout 系规则。
   marquee = 线上 simplyScroll 的 CSS 版:列表 ×2 克隆 + translateX(-50%) 无限循环。 */

/* 页级:各 section 沿用 .add-sectionGeneral 60/124(移动 40/96);标题 -114/60 */
.page-about .section { padding: 60px 0 124px; }
.page-about .section .section-title { margin-top: -114px; margin-bottom: 60px; }
@media (max-width: 768px) {
  .page-about .section { padding: 40px 0 96px; }
  .page-about .section .section-title { margin-top: -86px; margin-bottom: 40px; }
}

/* 马克笔高亮:dozo 荧光黄 → 品牌 rose-soft token */
.page-about .marker-line--yellow, .marker-line--yellow {
  display: inline; padding: 0 2px 3px;
  background: linear-gradient(transparent 60%, var(--color-hl) 60%);
}

/* §1 intro:980 内容列;标题不上拉(注意特异性要压过 .page-about .section .section-title) */
.page-about .section--about-intro { padding-top: 0; background: var(--color-bg); }
.page-about .section--about-intro .section-title { margin-top: 0; }
@media (max-width: 768px) {
  .page-about .section--about-intro { padding-top: 60px; }
  .page-about .section--about-intro .section-title { margin-top: 0; }
}
.section__inner--narrow { max-width: 1000px; padding-inline: 10px; } /* 内容 980 */
@media (max-width: 768px) { .section__inner--narrow { padding-inline: 30px; } }

.about-block01 { display: grid; grid-template-columns: repeat(2, 1fr); margin-top: 80px; }
@media (max-width: 768px) { .about-block01 { grid-template-columns: 1fr; margin-top: 30px; } }
.about-block01__images { text-align: center; }
.about-block01__images img { display: inline-block; max-width: 100%; height: auto; }
.about-block01__body { padding-top: 80px; padding-left: 90px; }
@media (max-width: 768px) { .about-block01__body { padding: 0; margin-top: 30px; } }
.about-block01__title { font-size: 24px; font-weight: 700; line-height: 1.79; letter-spacing: .045em; }
@media (max-width: 768px) { .about-block01__title { font-size: 25px; line-height: 1.64; letter-spacing: 0; } }
.about-block01__texts { margin-top: 28px; font-size: 17px; font-weight: 700; line-height: 2.235; letter-spacing: .045em; }
@media (max-width: 768px) { .about-block01__texts { font-size: 13px; line-height: 2.46; letter-spacing: 0; } }

.about-block02 { display: grid; grid-template-columns: repeat(2, 1fr); margin-top: 130px; }
@media (max-width: 768px) { .about-block02 { grid-template-columns: 1fr; margin-top: 50px; } }
.about-block02__left { }
@media (max-width: 768px) { .about-block02__left { order: 1; margin-top: 50px; } }
.about-block02__right { padding-bottom: 50px; }
@media (max-width: 768px) { .about-block02__right { order: 0; padding-bottom: 0; } }
.about-block02__texts { font-size: 17px; font-weight: 700; line-height: 2.235; letter-spacing: .045em; }
@media (max-width: 768px) { .about-block02__texts { font-size: 13px; line-height: 2.46; letter-spacing: 0; } }
.about-text02 { margin-top: 40px; }
.about-text03 { margin-top: 90px; }
@media (max-width: 768px) { .about-text03 { margin-top: 50px; } }
.about-text04 { margin-top: 50px; font-size: 24px; line-height: 1.79; letter-spacing: .045em; }
@media (max-width: 768px) { .about-text04 { margin-top: 37px; font-size: 20px; letter-spacing: 0; } }
.about-block02__button { margin-top: 80px; }
@media (max-width: 768px) { .about-block02__button { margin-top: 50px; text-align: center; } }
.page-about .about-block02 .button-common,
.page-about .about-button-container .button-common { max-width: 240px; height: 53px; font-size: 13px; border-radius: 53px; }
@media (max-width: 768px) {
  .page-about .about-block02 .button-common,
  .page-about .about-button-container .button-common { max-width: 216px; height: 40px; }
}
/* sticky 图(桌面) */
@media (min-width: 769px) {
  .about-block02__image { position: sticky; top: calc(var(--header-height) + 30px); text-align: center; }
}
.about-block02__image img { display: inline-block; max-width: 100%; height: auto; }

/* lead 文(居中粗体) */
.page-about .lead-text { margin-top: 80px; margin-bottom: 76px; font-size: 17px; font-weight: 700; line-height: 2.235; text-align: center; letter-spacing: .045em; }
@media (max-width: 768px) { .page-about .lead-text { margin-top: 50px; margin-bottom: 40px; font-size: 13px; line-height: 2.46; } }

/* §2 / §3 / §4 段落底色 —— 2026-08-02 视觉返修「C 版」同口径:
   统一奶油米 + 细线分段,只 §2 用极淡 tint。原 §3 是硬编码 #8FCFE6 亮蓝,一并收编。 */
.section--about-theme { background: var(--color-tint); }
.section--about-gift { background: var(--color-bg); border-top: 1px solid var(--color-border); }
.section--about-illust { background: var(--color-bg); border-top: 1px solid var(--color-border); }

/* marquee 通用:×2 克隆列表,平移 -50% 无限滚 */
.about-marquee { overflow: hidden; }
.about-marquee ul { display: flex; width: max-content; animation: aboutMarquee var(--marquee-dur, 30s) linear infinite; }
@keyframes aboutMarquee { to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) { .about-marquee ul { animation: none; } }

/* hash 竖条 72×404(移动 45×261),gap 20/15 */
.about-marquee--hash { --marquee-dur: 32s; }
.about-marquee--hash ul { gap: 20px; }
.about-marquee--hash li { flex: 0 0 72px; width: 72px; height: 404px; margin-right: 0; }
.about-marquee--hash img { width: 100%; height: 100%; object-fit: contain; }
.about-marquee--hash .hash-pill {
  display: flex; align-items: center; justify-content: center; width: 100%; height: 100%;
  font-family: var(--font-mono); font-size: 15px; font-weight: 700; letter-spacing: .18em; text-transform: uppercase;
  color: var(--color-main-ink); background: var(--color-surface); border: 1px solid var(--color-main-deep); border-radius: 40px;
  writing-mode: vertical-lr;
}
@media (max-width: 768px) { .about-marquee--hash .hash-pill { font-size: 11px; } }
@media (max-width: 768px) {
  .about-marquee--hash ul { gap: 15px; }
  .about-marquee--hash li { flex-basis: 45px; width: 45px; height: 261px; }
}

/* gift 圆图 160(移动 120),两行,行距 margin 30/10 */
.about-marquee--gift { --marquee-dur: 28s; margin: 30px 0; }
@media (max-width: 768px) { .about-marquee--gift { margin: 10px 0; } }
.about-marquee--gift ul { gap: 20px; }
.about-marquee--gift li { flex: 0 0 160px; width: 160px; height: 160px; }
.about-marquee--gift img { width: 100%; height: 100%; border-radius: 50%; object-fit: cover; }
@media (max-width: 768px) {
  .about-marquee--gift ul { gap: 15px; }
  .about-marquee--gift li { flex-basis: 120px; width: 120px; height: 120px; }
}

/* illust 方图 200(移动 110),两行,行距 55/26 */
.about-marquee--illust { --marquee-dur: 30s; margin: 55px 0; }
@media (max-width: 768px) { .about-marquee--illust { margin: 26px 0; } }
.about-marquee--illust ul { gap: 20px; }
.about-marquee--illust li { flex: 0 0 200px; width: 200px; height: 200px; }
.about-marquee--illust img { width: 100%; height: 100%; object-fit: cover; }
@media (max-width: 768px) {
  .about-marquee--illust ul { gap: 13px; }
  .about-marquee--illust li { flex-basis: 110px; width: 110px; height: 110px; }
}

/* 按钮容器 */
.about-button-container { margin-top: 70px; text-align: center; }
@media (max-width: 768px) { .about-button-container { margin-top: 50px; } }
.about-button-container .button-common { margin-inline: auto; }
.about-button-container--column { display: flex; flex-direction: column; gap: 40px; align-items: center; }

/* §5 app band(about 版:60/70,标题 10/30) */
.section--about-app { padding: 60px 0 70px; }
.page-about .section--about-app .section-title { margin-top: 10px; margin-bottom: 30px; }
@media (max-width: 768px) { .section--about-app { padding: 60px 0 70px; } }
/* lead 仅移动端(线上 onlysp);pc 显 QR,sp 显下载按钮 */
.app-lead--sp { display: none; }
.app-banners__dl { display: none; }
@media (max-width: 768px) {
  .app-lead--sp { display: block; }
  .section--about-app .app-banners__qr { display: none; }
  .app-banners__dl.sp { display: inline-flex; min-width: 260px; height: 44px; border-radius: 30px; box-shadow: 4px 6px 0 0 rgba(0, 0, 0, .25); }
  /* 移动端卡片紧凑:单列 300px 居中,图标+文案横排 */
  .section--about-app .app-cards { display: block; }
  .section--about-app .app-card {
    display: flex; align-items: center; gap: 14px; max-width: 300px; width: 96%;
    margin: 0 auto 4px; min-height: 0; padding: 15px 20px; text-align: left;
  }
  .section--about-app .app-card__icon img { height: 48px; margin: 0; }
  .section--about-app .app-card__text { font-size: 12px; line-height: 1.6; }
  .section--about-app .app-lead--sp { max-width: 250px; margin: 30px auto; }
  .section--about-app .app-lead--sp .p18 { font-size: 16px; line-height: 1.6; }
}