/* 关于我们页样式 */

.about-lead {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 54px;
  align-items: center;
  padding-top: 46px;
  padding-bottom: 46px;
}

.about-lead h2 { font-size: clamp(24px, 2.8vw, 32px); margin-top: 14px; }
.about-copy p { margin-top: 18px; color: #3f5566; font-size: 16.5px; line-height: 1.85; }
.about-copy p strong { color: var(--ink); font-weight: 600; }

.about-figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: center 55%;
  border-radius: 20px;
  box-shadow: 0 22px 44px rgba(11, 30, 46, 0.14);
}

.about-figure figcaption {
  margin-top: 14px;
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
}

/* 做事方式 */
.principle-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.principle {
  padding: 22px 20px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.principle:hover {
  transform: translateY(-4px);
  border-color: #a9d9ec;
  box-shadow: var(--shadow-md);
}

.principle-idx { font-size: 12px; font-weight: 700; letter-spacing: 0.18em; color: var(--brand); }
.principle h3 { margin-top: 12px; font-size: 18px; }
.principle p { margin-top: 10px; font-size: 14.5px; color: var(--muted); }

/* 一件工件，四份记录 */
.record-flow {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 26px;
}

.record-step {
  position: relative;
  padding: 24px 20px 22px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.record-step::before {
  content: "";
  position: absolute;
  left: 20px;
  top: 0;
  width: 30px;
  height: 3px;
  border-radius: 0 0 3px 3px;
  background: var(--brand);
}

.record-step:hover {
  transform: translateY(-4px);
  border-color: #a9d9ec;
  box-shadow: var(--shadow-md);
}

.record-idx { font-size: 12px; font-weight: 700; letter-spacing: 0.18em; color: var(--brand); }
.record-step h3 { margin-top: 10px; font-size: 17px; }
.record-step p { margin-top: 9px; font-size: 14px; line-height: 1.75; color: var(--muted); }

.record-note {
  margin-top: 16px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--muted);
  border-left: 3px solid #a9d9ec;
  padding-left: 12px;
}

/* 服务对象与范围 */
.scope-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px 18px;
  margin-top: 22px;
}

.scope-item {
  display: flex;
  gap: 14px;
  padding: 15px 17px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.scope-item:hover { border-color: #a9d9ec; background: #f7fbfd; }

.scope-item .scope-mark {
  width: 10px;
  height: 10px;
  margin-top: 8px;
  border-radius: 2px;
  background: var(--brand);
  flex-shrink: 0;
}

.scope-item h3 { font-size: 16px; }
.scope-item p { margin-top: 6px; font-size: 14px; color: var(--muted); }

/* 公司信息卡 */
.info-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  margin-top: 34px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #fff;
}

.info-cell {
  padding: 20px 22px;
  border-bottom: 1px solid var(--line);
}

.info-cell:nth-child(odd) { border-right: 1px solid var(--line); }
.info-cell:nth-last-child(-n + 2) { border-bottom: 0; }

.info-cell .info-label {
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.info-cell .info-val { margin-top: 8px; font-size: 15.5px; }
.info-cell a { color: var(--ink); text-decoration: none; transition: color 0.2s ease; }
.info-cell a:hover { color: var(--brand-strong); }

@media (max-width: 980px) {
  .about-lead { grid-template-columns: 1fr; gap: 28px; padding-top: 38px; padding-bottom: 38px; }
  .principle-grid { grid-template-columns: 1fr; }
  .record-flow { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .scope-grid { grid-template-columns: 1fr; }
  .info-panel { grid-template-columns: 1fr; }
  .info-cell:nth-child(odd) { border-right: 0; }
  .info-cell:nth-last-child(-n + 2) { border-bottom: 1px solid var(--line); }
  .info-cell:last-child { border-bottom: 0; }
}

@media (max-width: 560px) {
  .record-flow { grid-template-columns: 1fr; gap: 10px; }
  .record-step { padding: 20px 18px; }
}