/* ---------- 公共 ---------- */
.mcard {
  padding: var(--mc-pt) 0 var(--mc-pb);
  color: var(--mc-text);
  background: var(--mc-bg);
}

.mcard__eyebrow {
  margin: 0;
  font-family: var(--body-font);
  font-size: 12px;
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mc-accent);
}

.mcard .mcard__heading {
  margin: 16px 0 20px;
  word-break: normal;
  overflow-wrap: normal;
  font-family: var(--title-font);
  font-size: var(--mc-h-pc);
  font-weight: 600;
  line-height: 1.12;
  color: var(--mc-text);
}

.mcard__text {
  margin: 0 0 28px;
  font-family: var(--body-font);
  font-size: 16px;
  line-height: 1.65;
  color: var(--mc-text);
  opacity: 0.75;
}

.mcard__link {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  padding-bottom: 3px;
  font-family: var(--body-font);
  font-size: 14px;
  font-weight: 600;
  color: var(--mc-text);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

.mcard__card {
  display: block;
  min-width: 0;
  color: inherit;
  text-decoration: none;
}

.mcard__win {
  position: relative;
  overflow: hidden;
  background: rgba(0, 0, 0, 0.04);
}

.mcard__win picture {
  display: block;
  width: 100%;
  height: 100%;
}

.mcard .mcard__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: var(--mc-fx, 50%) var(--mc-fy, 30%);
  transition: transform 0.6s ease;
}

.mcard__label {
  margin: 0;
  font-family: var(--body-font);
  font-size: 12px;
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mc-accent);
}

.mcard .mcard__title {
  margin: 6px 0;
  font-family: var(--title-font);
  font-size: 23px;
  font-weight: 600;
  line-height: 1.25;
  color: var(--mc-text);
}

.mcard__desc {
  margin: 0 0 12px;
  font-family: var(--body-font);
  font-size: 14px;
  line-height: 1.55;
  color: var(--mc-text);
  opacity: 0.72;
}

.mcard__go {
  display: inline-flex;
  gap: 6px;
  align-items: center;
  font-family: var(--body-font);
  font-size: 13px;
  font-weight: 600;
  color: var(--mc-text);
  transition: color 0.2s ease;
}

.mcard__go > span:first-child {
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease;
}

/* 服务承诺色块 */
.mcard__promise {
  display: flex;
  flex-direction: column;
  justify-content: center;
  color: var(--mc-promise-text);
  background: var(--mc-promise-bg);
}

.mcard__list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.mcard__list li {
  display: flex;
  gap: 10px;
  align-items: center;
  font-family: var(--body-font);
  font-size: 14px;
  font-weight: 500;
  line-height: 1.35;
}

.mcard__list svg {
  flex: none;
  width: 22px;
  height: 22px;
  color: var(--mc-promise-icon);
}

.mcard__over {
  display: none;
}

.mcard__dots {
  display: none;
}

@media (prefers-reduced-motion: reduce) {
  .mcard--stagger .mcard__card,
  .mcard--stagger .mcard__over,
  .mcard .mcard__img {
    transition: none;
  }
}

@media (hover: hover) {
  .mcard--zoom .mcard__card:hover .mcard__img {
    transform: scale(1.06);
  }

  .mcard--stagger .mcard__card:hover .mcard__win::after {
    opacity: 1;
  }

  .mcard--stagger .mcard__card:hover .mcard__over {
    transform: translateY(-16px);
  }

  .mcard__card:hover .mcard__go {
    color: var(--mc-accent);
  }

  .mcard__card:hover .mcard__go > span:first-child {
    border-bottom-color: currentColor;
  }
}

/* ---------- 版式 A：镜片窗 ---------- */
.mcard--arch .mcard__wrap {
  display: grid;
  grid-template-columns: minmax(260px, 360px) 1fr;
  gap: 64px;
  align-items: end;
}

.mcard--arch .mcard__track {
  display: grid;
  grid-auto-columns: 1fr;
  grid-auto-flow: column;
  gap: 24px;
}

.mcard--arch .mcard__win {
  height: var(--mc-win-h);
  /* 上半圆下小圆角，像一片镜片 */
  border-radius: 999px 999px 18px 18px;
}

.mcard--arch .mcard__promise {
  padding: 64px 20px 24px;
}

.mcard--arch .mcard__cap {
  padding: 18px 4px 0;
}

/* 长方形窗：四角同一个圆角；色块不用再给拱顶让出上边距，列表上下居中 */
.mcard--arch.mcard--rect .mcard__win {
  border-radius: var(--mc-radius);
}

.mcard--arch.mcard--rect .mcard__promise {
  padding: 28px 24px;
}

/* 按比例：卡片宽度随屏幕变，固定像素高度在宽屏上会把竖图压成扁图、上下裁掉。
   只管电脑端，手机端下面另有 5:6 比例 */
@media (min-width: 960px) {
  .mcard--arch.mcard--ratio .mcard__win {
    height: auto;
    aspect-ratio: var(--mc-ratio-pc, 2 / 3);
  }
}

/* ---------- 版式 B：错位杂志 ---------- */
/* 下边距至少容得下往下错的那张卡 */
.mcard--stagger {
  padding-bottom: max(var(--mc-pb), var(--mc-offset));
}

.mcard--stagger .mcard__head {
  max-width: 980px;
  margin: 0 auto 56px;
  text-align: center;
}

.mcard--stagger .mcard__heading {
  line-height: 1.05;
}

.mcard--stagger .mcard__text {
  max-width: 640px;
  margin-right: auto;
  margin-left: auto;
}

/* 上方留一个错位高差给往上错的卡，免得压到说明文字；往下错的卡借用板块下边距，对齐后底部不会多出一截空白 */
.mcard--stagger .mcard__track {
  display: grid;
  grid-auto-columns: 1fr;
  grid-auto-flow: column;
  gap: 10px;
  align-items: start;
  padding: var(--mc-offset) 0 0;
}

/* 偏移 = 高差 × 系数 × (1 - 收拢进度)；没开动效时进度恒为 0，就是静态错位 */
.mcard--stagger .mcard__card {
  transform: translateY(calc(var(--mc-offset) * var(--mc-c2, 0) / 2 * (1 - var(--mc-p, 0))));
  transition: transform 1.2s cubic-bezier(0.215, 0.61, 0.355, 1);
}

.mcard--stagger .mcard__win {
  aspect-ratio: 5 / 7;
}

.mcard--stagger .mcard__cap {
  display: none;
}

.mcard--stagger .mcard__over {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: center;
  justify-content: flex-end;
  padding: 28px 24px;
  text-align: center;
  color: #fff;
  background: linear-gradient(to top, rgba(0, 0, 0, var(--mc-shade)) 0%, rgba(0, 0, 0, 0) 55%);
  transition: transform 0.5s cubic-bezier(0.215, 0.61, 0.355, 1);
}

/* 悬停时底部再压暗一层，标题上浮 */
.mcard--stagger .mcard__win::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(0deg, rgba(0, 0, 0, 0.3) 10%, rgba(0, 0, 0, 0) 40%);
  opacity: 0;
  transition: opacity 0.5s cubic-bezier(0.215, 0.61, 0.355, 1);
  pointer-events: none;
}

.mcard--stagger .mcard__promise::after {
  display: none;
}

.mcard .mcard__over-title {
  margin: 0;
  font-family: var(--title-font);
  font-size: clamp(26px, 2.5vw, 36px);
  font-weight: 500;
  line-height: 1.08;
  color: inherit;
}

.mcard__over-link {
  padding-bottom: 2px;
  font-family: var(--body-font);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-bottom: 1px solid currentColor;
}

/* 承诺卡：列表居中，标题按正常文档流放在底部，窄屏时不会和列表叠在一起。
   没有图片，不需要裁切：overflow 放开后 5:7 只是最小高度，文字多了卡片会自己长高 */
.mcard--stagger .mcard__promise {
  gap: 24px;
  padding: 40px 24px 32px;
  overflow: visible;
}

.mcard--stagger .mcard__promise .mcard__list {
  margin: auto 0;
}

.mcard--stagger .mcard__promise .mcard__list {
  align-items: center;
  text-align: center;
}

.mcard--stagger .mcard__promise .mcard__list li {
  flex-direction: column;
  gap: 6px;
  font-size: 15px;
  letter-spacing: 0.02em;
}

/* 色块上不需要压暗，标题跟色块文字同色 */
.mcard--stagger .mcard__promise .mcard__over {
  position: static;
  padding: 0;
  color: var(--mc-promise-text);
  background: none;
}

/* ---------- 宽屏（≥1200）：承诺卡内容跟着卡片宽度缩放 ----------
   卡片按比例放大后，写死的 14px 字和 22px 图标会缩在中间一小团。
   cqi = 承诺卡自身宽度的 1%，clamp 保证窄卡不比原来小、超宽屏也不会过大 */
@media (min-width: 1200px) {
  .mcard__promise {
    container-type: inline-size;
  }

  .mcard--arch .mcard__promise {
    padding-right: clamp(20px, 8cqi, 44px);
    padding-left: clamp(20px, 8cqi, 44px);
  }

  .mcard--arch .mcard__promise .mcard__list {
    gap: clamp(16px, 6.5cqi, 30px);
  }

  .mcard--arch .mcard__promise .mcard__list li {
    gap: clamp(10px, 3.5cqi, 16px);
    font-size: clamp(14px, 4.8cqi, 21px);
  }

  .mcard--arch .mcard__promise .mcard__list svg {
    width: clamp(22px, 7cqi, 32px);
    height: clamp(22px, 7cqi, 32px);
  }

  /* 错位版式对齐 Caddis 的比例：三卡整体左右各收 112px、最宽 1472px，
     卡片窄一些、竖一些，杂志感更强；超宽屏也不会摊成三大块 */
  .mcard--stagger .mcard__track {
    width: min(100%, var(--mc-track-max, 1472px), calc(100vw - 224px));
    margin-right: auto;
    margin-left: auto;
  }

  .mcard--stagger .mcard__win {
    container-type: inline-size;
  }

  /* 卡上标题按卡宽取 9%：399px 卡约 36px，484px 卡约 44px，一行放得下 4–5 个单词（Caddis 用 60px 窄体，换成本站衬线后视觉相当） */
  .mcard--stagger .mcard .mcard__over-title,
  .mcard.mcard--stagger .mcard__over-title {
    font-size: clamp(28px, 9cqi, 52px);
  }

  .mcard--stagger .mcard__over-link {
    font-size: clamp(13px, 2.9cqi, 15px);
  }

  .mcard--stagger .mcard__promise .mcard__list {
    gap: clamp(18px, 6.4cqi, 40px);
  }

  .mcard--stagger .mcard__promise .mcard__list li {
    gap: clamp(6px, 2cqi, 12px);
    font-size: clamp(16px, 5cqi, 24px);
  }

  .mcard--stagger .mcard__promise .mcard__list svg {
    width: clamp(24px, 6.6cqi, 34px);
    height: clamp(24px, 6.6cqi, 34px);
  }
}

/* ---------- 窄屏电脑（960–1199）：收窄宣言栏，给卡片让位 ---------- */
@media (min-width: 960px) and (max-width: 1199px) {
  .mcard--arch .mcard__wrap {
    grid-template-columns: minmax(240px, 300px) 1fr;
    gap: 36px;
  }

  /* 宣言栏变窄了，标题跟着屏宽缩小，避免长单词被挤断 */
  .mcard--arch .mcard__heading {
    font-size: min(var(--mc-h-pc), 3.7vw);
  }

  .mcard--arch .mcard__track {
    gap: 16px;
  }

  .mcard--arch .mcard__promise {
    padding: 56px 14px 20px;
  }

  .mcard__list li {
    font-size: 13px;
  }

  .mcard .mcard__title {
    font-size: 20px;
  }

  .mcard--stagger .mcard__promise .mcard__list {
    gap: 12px;
  }
}

/* ---------- 手机端 ---------- */
@media (max-width: 959px) {
  .mcard {
    padding: var(--mc-pt-m) 0 var(--mc-pb-m);
  }

  .mcard .mcard__heading {
    margin: 10px 0 12px;
    font-size: var(--mc-h-m);
  }

  .mcard__text {
    margin-bottom: 18px;
    font-size: 14px;
  }

  .mcard--arch .mcard__wrap {
    display: block;
  }

  .mcard__head {
    margin-bottom: 26px;
  }

  /* 卡片改横滑，左右贴屏边 */
  .mcard .mcard__track {
    display: flex;
    gap: 14px;
    margin: 0 calc(var(--page-padding) * -1);
    padding: 0 var(--page-padding);
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }

  .mcard .mcard__track::-webkit-scrollbar {
    display: none;
  }

  .mcard--arch .mcard__card {
    flex: 0 0 68%;
    scroll-snap-align: start;
    scroll-margin-left: var(--page-padding);
  }

  .mcard--arch .mcard__win {
    height: auto;
    aspect-ratio: 5 / 6;
  }

  .mcard--arch .mcard__promise {
    padding: 48px 18px 20px;
  }

  .mcard .mcard__title {
    font-size: 20px;
  }

  .mcard__desc {
    font-size: 13px;
  }

  /* 错位版式在手机上是居中轮播，左右各露一点下一张 */
  .mcard--stagger .mcard__head {
    margin-bottom: 30px;
  }

  .mcard--stagger .mcard__track {
    padding: 0 11%;
  }

  .mcard--stagger .mcard__track {
    padding-top: 0;
    padding-bottom: 0;
  }

  .mcard--stagger .mcard__card {
    flex: 0 0 78%;
    transform: none;
    scroll-snap-align: center;
  }

  .mcard .mcard__over-title {
    font-size: 30px;
  }

  .mcard--stagger .mcard__over {
    padding: 24px 18px;
  }

  .mcard--stagger .mcard__promise {
    gap: 18px;
    padding: 28px 18px 24px;
  }

  /* 手机上卡片窄，图标放到文字左边，省出高度 */
  .mcard--stagger .mcard__promise .mcard__list {
    align-self: center;
    align-items: flex-start;
    gap: 12px;
    text-align: left;
  }

  .mcard--stagger .mcard__promise .mcard__list li {
    flex-direction: row;
    gap: 10px;
    font-size: 14px;
  }

  .mcard__dots {
    display: flex;
    gap: 6px;
    justify-content: center;
    margin-top: 18px;
  }

  .mcard__dot {
    width: 22px;
    height: 2px;
    background: currentColor;
    opacity: 0.18;
    transition: opacity 0.2s ease;
  }

  .mcard__dot.is-active {
    opacity: 1;
  }
}

/* 长方形窗在窄屏电脑和手机上也保持对称内边距；放在文件末尾，压过上面各断点里拱形用的上边距 */
@media (max-width: 1199px) {
  .mcard--arch.mcard--rect .mcard__promise {
    padding: 24px 18px;
  }
}