/* ============ page-contact ============ */
.page-contact {
  --pc-line: 2px solid var(--ink);
  --pc-shadow: 6px 6px 0 var(--ink);
  --pc-shadow-clay: 6px 6px 0 var(--clay);
  position: relative;
  color: var(--stone);
  font-family: var(--font-sans);
  background-color: var(--bamboo-1);
  background-image:
    repeating-linear-gradient(135deg, rgba(110, 139, 90, 0.07) 0 5px, transparent 5px 13px),
    linear-gradient(180deg, var(--bamboo-1) 0%, var(--bamboo-2) 100%);
  overflow-x: hidden;
}

.page-contact .section {
  padding: 46px 0;
}

.page-contact .section + .section {
  border-top: var(--pc-line);
}

.page-contact .section__head {
  max-width: 760px;
}

.page-contact .section__lead {
  margin-top: 10px;
  line-height: 1.8;
  font-size: 16px;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: 30px 0 34px;
  border-bottom: var(--pc-line);
}

.page-contact .contact-hero__inner {
  position: relative;
}

.page-contact .contact-hero__inner::after {
  content: "COOP";
  position: absolute;
  right: -6px;
  top: 44px;
  z-index: 0;
  font-family: var(--font-num), var(--font-sans);
  font-weight: 800;
  font-size: clamp(64px, 21vw, 190px);
  line-height: 0.8;
  letter-spacing: -0.02em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(35, 56, 107, 0.22);
  pointer-events: none;
  user-select: none;
}

.page-contact .contact-hero__eyebrow {
  position: relative;
  z-index: 1;
  display: inline-block;
  margin: 18px 0 16px;
  padding: 6px 14px;
  background: var(--indigo);
  color: var(--cream);
  border: var(--pc-line);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  transform: skewX(-8deg);
}

.page-contact .contact-hero__title {
  position: relative;
  z-index: 1;
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(42px, 12vw, 112px);
  line-height: 0.95;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-contact .contact-hero__lead {
  position: relative;
  z-index: 1;
  max-width: 62ch;
  margin: 20px 0 0;
  font-size: 17px;
  line-height: 1.85;
}

.page-contact .contact-hero__tags {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

/* ---------- 联系卡 ---------- */
.page-contact .contact-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  margin-top: 30px;
}

.page-contact .contact-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px 22px 26px;
  border: var(--pc-line);
  box-shadow: var(--pc-shadow);
}

.page-contact .contact-card--indigo {
  background: var(--indigo);
  color: var(--cream);
}

.page-contact .contact-card--cream {
  background: var(--cream);
  color: var(--stone);
}

.page-contact .contact-card--bamboo {
  background: linear-gradient(160deg, var(--cream) 0%, var(--bamboo-2) 100%);
  color: var(--ink);
}

.page-contact .contact-card__label {
  margin: 0;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.page-contact .contact-card--indigo .contact-card__label {
  color: var(--cyan);
}

.page-contact .contact-card--cream .contact-card__label,
.page-contact .contact-card--bamboo .contact-card__label {
  color: var(--clay);
}

.page-contact .contact-card__value {
  margin: 0;
  font-size: clamp(17px, 2.6vw, 21px);
  font-weight: 700;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.page-contact .contact-card__value--tel {
  font-family: var(--font-num), var(--font-sans);
  font-size: clamp(30px, 8vw, 46px);
  line-height: 1.05;
  letter-spacing: 0.02em;
  font-variant-numeric: tabular-nums;
  color: var(--ink);
}

.page-contact .contact-card__note {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
}

.page-contact .contact-card--indigo .contact-card__note {
  color: #cdd8ee;
}

.page-contact .contact-card--cream .contact-card__note,
.page-contact .contact-card--bamboo .contact-card__note {
  color: var(--stone);
}

/* ---------- 值班时间条 ---------- */
.page-contact .duty__bar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(72px, 1fr));
  gap: 8px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .duty__cell {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 10px;
  min-height: 82px;
  padding: 12px 8px;
  border: var(--pc-line);
  text-align: center;
}

.page-contact .duty__cell--work {
  background: var(--cream);
  box-shadow: var(--shadow-hard-sm);
  color: var(--ink);
}

.page-contact .duty__cell--off {
  background: var(--ink);
  color: var(--cream);
  border-color: var(--ink);
}

.page-contact .duty__cell--off .duty__state {
  color: var(--gold);
}

.page-contact .duty__day {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.page-contact .duty__state {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--cinnabar);
}

.page-contact .duty__legend {
  display: grid;
  gap: 10px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  font-size: 14px;
  line-height: 1.7;
}

.page-contact .duty__legend-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  max-width: 72ch;
}

.page-contact .duty__legend-dot {
  flex: 0 0 auto;
  width: 12px;
  height: 12px;
  margin-top: 6px;
  border-radius: 50%;
  border: 2px solid var(--ink);
}

.page-contact .duty__legend-dot--work {
  background: var(--cyan);
}

.page-contact .duty__legend-dot--off {
  background: var(--ink);
}

/* ---------- 合作方向标签页 ---------- */
.page-contact .coop__tabs {
  margin-top: 28px;
}

.page-contact .coop__tabs .tablist {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: flex-start;
}

.page-contact .coop__tabs .tab {
  min-height: 46px;
  padding: 10px 18px;
  background: var(--cream);
  color: var(--ink);
  border: var(--pc-line);
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.06em;
  cursor: pointer;
}

.page-contact .coop__tabs .tab[aria-selected="true"] {
  background: var(--cinnabar);
  color: var(--cream);
  box-shadow: var(--shadow-hard-sm);
}

.page-contact .coop__panel {
  margin-top: 24px;
  padding: 26px 20px;
  background: var(--cream);
  border: var(--pc-line);
  box-shadow: var(--pc-shadow-clay);
}

.page-contact .coop__panel-title {
  margin: 0 0 18px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--clay);
  font-size: clamp(20px, 3vw, 26px);
  font-weight: 800;
  color: var(--ink);
}

.page-contact .coop__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

.page-contact .coop__col-title {
  margin: 0 0 8px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--clay);
}

.page-contact .coop__col p {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
}

.page-contact .coop__list {
  margin: 0;
  padding-left: 20px;
  font-size: 16px;
  line-height: 1.8;
}

.page-contact .coop__list li + li {
  margin-top: 6px;
}

.page-contact .coop__figure {
  margin: 26px 0 0;
}

/* ---------- 流程 ---------- */
.page-contact .flow__rail {
  display: flex;
  gap: 8px;
  margin-top: 28px;
  padding: 2px 2px 10px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-contact .flow__node {
  flex: 1 0 auto;
  min-width: 132px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  background: var(--indigo);
  color: var(--cream);
  border: var(--pc-line);
  text-decoration: none;
  font-weight: 700;
  font-size: 15px;
}

.page-contact .flow__node:hover,
.page-contact .flow__node:focus-visible {
  background: var(--cinnabar);
  box-shadow: var(--shadow-hard-sm);
}

.page-contact .flow__node-num {
  font-family: var(--font-num), var(--font-sans);
  font-size: 24px;
  line-height: 1;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}

.page-contact .flow__figure {
  margin: 22px 0 0;
}

.page-contact .flow__steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .flow__step {
  padding: 22px 20px;
  background: var(--cream);
  border: var(--pc-line);
  border-left: 6px solid var(--cinnabar);
  box-shadow: var(--shadow-hard-sm);
}

.page-contact .flow__step-num {
  display: inline-block;
  margin-bottom: 10px;
  padding: 4px 10px;
  background: var(--ink);
  color: var(--gold);
  font-family: var(--font-num), var(--font-sans);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.08em;
  font-variant-numeric: tabular-nums;
}

.page-contact .flow__step-title {
  margin: 0 0 8px;
  font-size: 20px;
  font-weight: 800;
  color: var(--ink);
}

.page-contact .flow__step-text {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
}

/* ---------- 常见问题 ---------- */
.page-contact .faq__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: 28px;
}

.page-contact .faq__item {
  padding: 22px 20px;
  background: var(--cream);
  border: var(--pc-line);
  border-radius: 0;
}

.page-contact .faq__q {
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 800;
  line-height: 1.5;
  color: var(--ink);
}

.page-contact .faq__a {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
}

.page-contact .faq__more {
  max-width: 74ch;
  margin: 26px 0 0;
  font-size: 15px;
  line-height: 1.85;
}

.page-contact .faq__more a {
  color: var(--cinnabar);
  font-weight: 700;
  text-underline-offset: 3px;
}

/* ---------- 收尾 ---------- */
.page-contact .contact-cta {
  padding-bottom: 64px;
}

.page-contact .contact-cta__inner {
  display: grid;
  gap: 22px;
  padding: 30px 22px;
  background: var(--ink);
  color: var(--cream);
  border: var(--pc-line);
  box-shadow: var(--pc-shadow-clay);
}

.page-contact .contact-cta__title {
  margin: 0 0 12px;
  font-size: clamp(21px, 3.4vw, 30px);
  font-weight: 800;
  line-height: 1.4;
  color: var(--cream);
}

.page-contact .contact-cta__lead {
  margin: 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.85;
  color: #d6dbe6;
}

.page-contact .contact-cta__lead a {
  color: var(--gold);
  font-weight: 700;
  text-underline-offset: 3px;
}

.page-contact .contact-cta__btn {
  justify-self: start;
}

.page-contact .contact-cta__btn:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 3px;
}

/* ---------- 触达区与焦点 ---------- */
.page-contact .flow__node:focus-visible,
.page-contact .coop__tabs .tab:focus-visible {
  outline: 3px solid var(--ink);
  outline-offset: 2px;
}

/* ---------- 窄屏兜底 ---------- */
@media (max-width: 420px) {
  .page-contact .contact-hero__inner::after {
    top: 60px;
    font-size: 58px;
  }

  .page-contact .contact-card {
    padding: 20px 16px 22px;
  }

  .page-contact .coop__panel {
    padding: 20px 16px;
  }

  .page-contact .duty__bar {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 平板起 ---------- */
@media (min-width: 760px) {
  .page-contact .section {
    padding: 60px 0;
  }

  .page-contact .contact-hero {
    padding: 40px 0 46px;
  }

  .page-contact .contact-cards {
    gap: 26px;
    align-items: start;
  }

  .page-contact .contact-card--bamboo {
    padding-bottom: 44px;
  }

  .page-contact .coop__grid {
    grid-template-columns: 1.35fr 1fr 1fr;
    gap: 26px;
  }

  .page-contact .flow__steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .faq__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .contact-cta__inner {
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: 30px;
    padding: 36px 32px;
  }

  .page-contact .contact-cta__btn {
    justify-self: end;
  }
}

/* ---------- 桌面端非对称 ---------- */
@media (min-width: 1040px) {
  .page-contact .contact-cards {
    grid-template-columns: 1.06fr 0.94fr 1.12fr;
  }

  .page-contact .contact-card:nth-child(2) {
    margin-top: 26px;
  }

  .page-contact .contact-card:nth-child(1) {
    padding-bottom: 40px;
  }

  .page-contact .flow__steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .contact-hero__lead {
    font-size: 18px;
  }
}

/* ---------- 动效偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-contact .flow__node,
  .page-contact .coop__tabs .tab {
    transition: none;
  }
}