/**
 * 合作联系 / 关于我们（template-contact.php）
 * 参考大厂「关于」页：首屏叙事、价值观卡片、联系方式与留言表单分区
 * 依赖 front-page.css；表单多选下拉仍复用 style.css 中 .contact-form 规则
 */

/* 首屏：复用 front-page 的 .custom-page-hero--has-bg + about-banner.jpg */
.home-corporate.contact-page .contact-page-hero.hc-hero.custom-page-hero {
  border-bottom: 1px solid var(--hc-line);
}

.home-corporate.contact-page .contact-page-hero__preline {
  margin: 0 0 clamp(10px, 1.5vw, 14px);
  /* 与 .custom-page-hero .hc-display 主标题同档字号 */
  font-size: clamp(1.32rem, 0.95rem + 1.25vw, 2rem);
  font-weight: 600;
  letter-spacing: -0.035em;
  line-height: 1.18;
  color: #3f47d8;
}

.home-corporate.contact-page .contact-page-hero .contact-page-hero__title.hc-display {
  max-width: min(100%, 28em);
}

/* 公司简介：正文 + 800×1000 侧图 */
.home-corporate.contact-page .contact-page-about-split {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  align-items: start;
}

@media (min-width: 992px) {
  .home-corporate.contact-page .contact-page-about-split {
    grid-template-columns: 1fr minmax(280px, min(420px, 38vw));
    align-items: stretch;
  }

  .home-corporate.contact-page .contact-page-about-split__body {
    grid-column: 1;
    grid-row: 1;
  }

  .home-corporate.contact-page .contact-page-about-split__media {
    grid-column: 2;
    grid-row: 1;
  }
}

.home-corporate.contact-page .contact-page-about-split__media {
  margin: 0;
}

.home-corporate.contact-page .contact-page-about-split__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 800 / 1000;
  object-fit: cover;
  border-radius: var(--hc-radius-lg);
  border: 1px solid var(--hc-line);
  background: var(--hc-surface-muted);
}

.home-corporate.contact-page .contact-page-about {
  max-width: min(52rem, 100%);
  margin: 0 auto;
}

.home-corporate.contact-page .contact-page-about .hc-section-head {
  margin-bottom: clamp(28px, 4vw, 40px);
}

.home-corporate.contact-page .contact-page-prose p {
  margin: 0 0 1.1em;
  font-size: clamp(15px, 0.88rem + 0.22vw, 17px);
  line-height: 1.85;
  color: var(--hc-muted);
}

.home-corporate.contact-page .contact-page-prose p:last-child {
  margin-bottom: 0;
}

.home-corporate.contact-page .contact-page-values .hc-section-head {
  margin-bottom: clamp(32px, 4vw, 48px);
}

.home-corporate.contact-page .contact-page-tiles {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 2vw, 18px);
  margin-bottom: clamp(36px, 5vw, 52px);
}

@media (min-width: 768px) {
  .home-corporate.contact-page .contact-page-tiles {
    grid-template-columns: repeat(3, 1fr);
  }
}

.home-corporate.contact-page .contact-page-tile {
  display: flex;
  gap: 16px;
  padding: clamp(18px, 2.2vw, 22px);
  border: 1px solid var(--hc-line);
  border-radius: var(--hc-radius-lg);
  background: var(--hc-surface);
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.04);
  text-align: left;
  align-items: flex-start;
}

.home-corporate.contact-page .contact-page-tile__icon {
  flex: 0 0 auto;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: var(--hc-surface-muted);
  color: var(--hc-ink);
  font-size: 18px;
}

.home-corporate.contact-page .contact-page-tile__body {
  min-width: 0;
}

.home-corporate.contact-page .contact-page-tile__title {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 700;
  color: var(--hc-ink);
}

.home-corporate.contact-page .contact-page-tile__body p,
.home-corporate.contact-page .contact-page-tile__body a {
  margin: 0;
  font-size: 14px;
  line-height: 1.55;
  color: var(--hc-muted);
  text-decoration: none;
  display: block;
}

.home-corporate.contact-page .contact-page-tile__body a:hover {
  color: #2563eb;
}

.home-corporate.contact-page .contact-page-form-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 40px);
  align-items: start;
}

@media (min-width: 992px) {
  .home-corporate.contact-page .contact-page-form-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
    gap: clamp(36px, 5vw, 56px);
  }
}

.home-corporate.contact-page .contact-page-form-split__aside {
  padding-top: 4px;
}

.home-corporate.contact-page .contact-page-form-split__aside-title {
  margin: 0 0 12px;
  font-size: clamp(1.35rem, 1.1rem + 0.8vw, 1.75rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.25;
  color: var(--hc-ink);
}

.home-corporate.contact-page .contact-page-form-split__aside-text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--hc-muted);
}

.home-corporate.contact-page .contact-page-form-panel {
  border: 1px solid var(--hc-line);
  border-radius: var(--hc-radius-lg);
  background: var(--hc-surface);
  box-shadow: 0 8px 32px rgba(15, 23, 42, 0.06);
  padding: clamp(22px, 3vw, 32px);
}

/* 覆盖 main.css 中 .contact-form 大留白与旧投影，避免与表单卡片重复 */
.home-corporate.contact-page .contact-form.contact-page-form {
  margin: 0;
  padding: 0;
  background: transparent;
  box-shadow: none;
  border-radius: 0;
}

.home-corporate.contact-page .contact-form.contact-page-form .contact-form-item {
  margin-bottom: clamp(16px, 2vw, 20px);
}

.home-corporate.contact-page .contact-form.contact-page-form .contact-form-item:last-child {
  margin-bottom: 0;
}

.home-corporate.contact-page .contact-form.contact-page-form .contact-form-item input,
.home-corporate.contact-page .contact-form.contact-page-form .contact-form-item textarea {
  width: 100%;
  height: auto;
  min-height: 48px;
  line-height: 1.45;
  padding: 12px 44px 12px 14px;
  font-size: 14px;
  color: var(--hc-ink);
  background: var(--hc-surface-muted);
  border: 1px solid var(--hc-line);
  border-radius: 10px;
  box-sizing: border-box;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.home-corporate.contact-page .contact-form.contact-page-form .contact-form-item input:focus,
.home-corporate.contact-page .contact-form.contact-page-form .contact-form-item textarea:focus {
  outline: none;
  border-color: #2563eb;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.home-corporate.contact-page .contact-form.contact-page-form .contact-form-item textarea {
  min-height: 140px;
  resize: vertical;
  padding-right: 14px;
}

.home-corporate.contact-page .contact-form.contact-page-form .contact-form-item i {
  color: var(--hc-muted);
  right: 14px;
  left: auto;
}

.home-corporate.contact-page .contact-form.contact-page-form .subject-option.contact-business-multi {
  background: var(--hc-surface-muted);
  border: 1px solid var(--hc-line);
  border-radius: 10px;
  color: var(--hc-muted);
  height: auto;
  min-height: 48px;
  line-height: 1.4;
  padding: 10px 44px 10px 14px;
}

.home-corporate.contact-page .contact-form.contact-page-form .subject-option.contact-business-multi .list {
  background: var(--hc-surface);
  border: 1px solid var(--hc-line);
  box-shadow: 0 12px 40px rgba(15, 23, 42, 0.12);
}

.home-corporate.contact-page .contact-form.contact-page-form .subject-option.contact-business-multi .option {
  color: var(--hc-muted);
}

.home-corporate.contact-page .contact-form.contact-page-form .subject-option.contact-business-multi .option:hover,
.home-corporate.contact-page .contact-form.contact-page-form .subject-option.contact-business-multi .option.selected {
  color: var(--hc-ink);
}

.home-corporate.contact-page .contact-form .form-error,
.home-corporate.contact-page .cooperation-submit-btn.disabled {
  color: #b91c1c;
}

.home-corporate.contact-page .contact-form .char-count {
  color: var(--hc-muted);
}

.home-corporate.contact-page .contact-form .cooperation-submit-btn.hc-btn {
  width: 100%;
  justify-content: center;
  margin-top: 4px;
  background: var(--hc-ink);
  color: #fff;
  box-shadow: none;
  border: none;
  height: auto;
  min-height: 48px;
  padding: 14px 28px;
}

.home-corporate.contact-page .contact-form .cooperation-submit-btn.hc-btn:hover {
  opacity: 0.92;
  color: #fff;
}

@media (min-width: 576px) {
  .home-corporate.contact-page .contact-form .cooperation-submit-btn.hc-btn {
    width: auto;
    min-width: 160px;
  }
}