/* =========================================================
   page-contact · 商务合作
   页面专属样式，全部限定在 .page-contact 作用域内
   ========================================================= */

.page-contact {
  --pc-gap: 22px;
  --pc-tilt-a: -1.3deg;
  --pc-tilt-b: 0.9deg;
  --pc-tilt-c: -0.7deg;
}

/* ----------------- 首屏 ----------------- */

.page-contact .hero-contact {
  position: relative;
  background: var(--white);
  padding: 20px 0 44px;
}

.page-contact .hero-contact::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 6px;
  background: linear-gradient(90deg, var(--blue) 0%, var(--cyan) 46%, var(--lime) 100%);
}

.page-contact .hero-contact__grid {
  display: grid;
  gap: 26px;
  margin-top: 18px;
}

.page-contact .hero-contact__lead h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.35rem, 6.6vw, 4.5rem);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin: 10px 0 16px;
  max-width: 12em;
}

.page-contact .hero-contact__lede {
  margin: 0;
  font-size: 1.02rem;
  line-height: 1.78;
  color: var(--muted);
  max-width: 33em;
}

.page-contact .hero-contact__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .hero-contact__media {
  margin: 24px 0 0;
  border: var(--bd) solid var(--ink);
  border-radius: var(--radius);
  box-shadow: var(--shadow-hard);
  background: var(--ice);
  overflow: hidden;
}

.page-contact .hero-contact__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-contact .hero-contact__media .media-frame__caption {
  display: block;
  padding: 10px 14px;
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--muted);
  background: var(--white);
  border-top: var(--bd) solid var(--ink);
}

/* ----------------- 联系信息面板 ----------------- */

.page-contact .contact-panel {
  position: relative;
  isolation: isolate;
  background: var(--ink);
  color: var(--white);
  border: var(--bd) solid var(--ink);
  border-radius: var(--radius);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
}

.page-contact .contact-panel__tex {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.14;
  z-index: 0;
  pointer-events: none;
}

.page-contact .contact-panel__inner {
  position: relative;
  z-index: 1;
  padding: 22px 20px 24px;
}

.page-contact .contact-panel__head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-bottom: 12px;
  border-bottom: 2px solid rgba(180, 255, 57, 0.55);
}

.page-contact .contact-panel__title {
  margin: 0;
  font-family: var(--font-body);
  font-weight: 800;
  font-size: 1.14rem;
  letter-spacing: 0.03em;
  color: var(--white);
}

.page-contact .contact-panel__list {
  margin: 0;
  padding: 2px 0 0;
}

.page-contact .contact-panel__row {
  display: grid;
  gap: 4px;
  padding: 13px 0;
  border-bottom: 1px solid rgba(168, 182, 217, 0.28);
}

.page-contact .contact-panel__row:last-child {
  border-bottom: 0;
}

.page-contact .contact-panel__key {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--steel);
}

.page-contact .contact-panel__val {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--white);
  overflow-wrap: anywhere;
}

.page-contact .contact-panel__val--mono {
  font-family: var(--font-mono);
  letter-spacing: 0.01em;
  color: var(--lime);
}

.page-contact .contact-panel__note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px dashed rgba(168, 182, 217, 0.4);
  font-size: 0.85rem;
  line-height: 1.75;
  color: var(--steel);
}

/* ----------------- 合作方向：对角错落卡片 ----------------- */

.page-contact .dir-section {
  padding: 52px 0 62px;
  border-top: var(--bd) solid var(--ink);
  border-bottom: var(--bd) solid var(--ink);
}

.page-contact .dir-track {
  display: grid;
  gap: 22px;
  margin-top: 28px;
}

.page-contact .dir-card {
  --tilt: 0deg;
  --shift: 0px;
  --hover: 0px;
  position: relative;
  background: var(--white);
  border: var(--bd) solid var(--ink);
  border-radius: var(--radius);
  box-shadow: var(--shadow-hard);
  padding: 22px 18px 24px;
  transform: rotate(var(--tilt)) translateY(calc(var(--shift) + var(--hover)));
  transition: transform var(--t-base) var(--ease), box-shadow var(--t-base) var(--ease);
}

.page-contact .dir-card:hover {
  --hover: -6px;
  box-shadow: var(--shadow-lift);
}

.page-contact .dir-card__idx {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.6rem;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--blue);
  border-bottom: 4px solid var(--lime);
  padding-bottom: 2px;
}

.page-contact .dir-card__title {
  margin: 12px 0 14px;
  font-family: var(--font-body);
  font-weight: 800;
  font-size: 1.3rem;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.page-contact .dir-card__meta {
  margin: 0;
  display: grid;
  gap: 10px;
}

.page-contact .dir-card__meta dt {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--blue);
}

.page-contact .dir-card__meta dd {
  margin: 3px 0 0;
  font-size: 0.95rem;
  line-height: 1.72;
  color: var(--muted);
}

/* ----------------- 合作流程 ----------------- */

.page-contact .flow-section {
  padding: 54px 0 60px;
  background: var(--white);
}

.page-contact .flow {
  display: grid;
  gap: 14px;
  margin-top: 28px;
}

.page-contact .flow__step {
  background: var(--white);
  border: var(--bd) solid var(--ink);
  border-radius: var(--radius);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
  transition: box-shadow var(--t-base) var(--ease);
}

.page-contact .flow__step:hover {
  box-shadow: var(--shadow-lift);
}

.page-contact .flow__trigger {
  width: 100%;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 13px 14px;
  margin: 0;
  background: transparent;
  border: 0;
  text-align: left;
  cursor: pointer;
  font-family: inherit;
  color: var(--ink);
}

.page-contact .flow__idx {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--ink);
  background: var(--lime);
  padding: 3px 8px;
  border: var(--bd) solid var(--ink);
  border-radius: var(--radius);
}

.page-contact .flow__name {
  font-weight: 700;
  font-size: 1rem;
  line-height: 1.4;
}

.page-contact .flow__content {
  padding: 0 14px 16px;
  border-top: 1px dashed rgba(10, 14, 26, 0.16);
}

.page-contact .flow__content p {
  margin: 12px 0 0;
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--muted);
}

/* ----------------- 场馆信息共建 ----------------- */

.page-contact .build-section {
  padding: 54px 0 58px;
  background: var(--ice);
  border-top: var(--bd) solid var(--ink);
  border-bottom: var(--bd) solid var(--ink);
}

.page-contact .build-cols {
  margin-top: 28px;
}

.page-contact .build__steps {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: none;
  display: grid;
  gap: 16px;
}

.page-contact .build__steps li {
  position: relative;
  padding: 0 0 0 50px;
  min-height: 40px;
}

.page-contact .build__step-idx {
  position: absolute;
  left: 0;
  top: 0;
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--white);
  background: var(--blue);
  border: var(--bd) solid var(--ink);
  border-radius: var(--radius);
  box-shadow: 3px 3px 0 var(--ink);
}

.page-contact .build__steps strong {
  display: block;
  font-size: 1.04rem;
  font-weight: 800;
  color: var(--ink);
  margin-bottom: 4px;
}

.page-contact .build__steps p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.76;
  color: var(--muted);
}

.page-contact .build-stat {
  border: var(--bd) solid var(--ink);
  border-radius: var(--radius);
  box-shadow: var(--shadow-hard);
  background: var(--white);
  padding: 18px 16px;
}

.page-contact .build-stat .status-panel__head {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  color: var(--blue);
  padding-bottom: 10px;
  margin-bottom: 6px;
  border-bottom: var(--bd) solid var(--ink);
}

.page-contact .build-stat .status-panel__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px dashed rgba(10, 14, 26, 0.14);
}

.page-contact .build-stat .status-panel__row:last-of-type {
  border-bottom: 0;
}

.page-contact .build-stat .status-panel__label {
  font-size: 0.86rem;
  color: var(--muted);
}

.page-contact .build-stat .status-panel__value {
  font-family: var(--font-mono);
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--ink);
  border-bottom: 3px solid var(--lime);
  padding-bottom: 1px;
}

.page-contact .build-stat__note {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed rgba(10, 14, 26, 0.16);
  font-size: 0.85rem;
  line-height: 1.75;
  color: var(--muted);
}

/* ----------------- 常见问答 ----------------- */

.page-contact .faq-section {
  padding: 56px 0 64px;
}

.page-contact .faq-section .chapter__title {
  color: var(--white);
}

.page-contact .faq-section .chapter__lede {
  color: var(--steel);
}

.page-contact .faq-section .chapter__num {
  color: var(--lime);
}

.page-contact .faq {
  display: grid;
  gap: 12px;
  margin-top: 28px;
}

.page-contact .faq__item {
  background: rgba(255, 255, 255, 0.04);
  border: var(--bd) solid rgba(232, 240, 255, 0.32);
  border-radius: var(--radius);
  transition: border-color var(--t-base) var(--ease), background-color var(--t-base) var(--ease);
}

.page-contact .faq__item:hover {
  border-color: var(--lime);
  background: rgba(255, 255, 255, 0.07);
}

.page-contact .faq__trigger {
  width: 100%;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  padding: 15px 16px;
  margin: 0;
  background: transparent;
  border: 0;
  text-align: left;
  cursor: pointer;
  font-family: inherit;
  color: var(--white);
}

.page-contact .faq__idx {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--ink);
  background: var(--lime);
  padding: 3px 7px;
  border-radius: var(--radius);
  white-space: nowrap;
}

.page-contact .faq__q {
  font-weight: 700;
  font-size: 1rem;
  line-height: 1.5;
}

.page-contact .faq__content {
  padding: 0 16px 16px 16px;
  border-top: 1px dashed rgba(232, 240, 255, 0.22);
}

.page-contact .faq__content p {
  margin: 12px 0 0;
  font-size: 0.94rem;
  line-height: 1.78;
  color: var(--steel);
}

.page-contact .faq__content .link-arrow,
.page-contact .build-stat__note .link-arrow,
.page-contact .faq-section__tail .link-arrow {
  color: var(--lime);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .faq-section__tail {
  margin: 26px 0 0;
  padding-top: 16px;
  border-top: var(--bd) solid rgba(180, 255, 57, 0.4);
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--steel);
}

/* ----------------- 收尾色带 ----------------- */

.page-contact .closing-band {
  height: 26px;
  background: var(--navy);
  display: flex;
  align-items: center;
  padding: 0 18px;
  overflow: hidden;
}

.page-contact .closing-band__bar {
  display: block;
  width: 100%;
  height: 6px;
  background: linear-gradient(90deg, var(--blue) 0%, var(--cyan) 40%, var(--lime) 78%, var(--orange) 100%);
  transform: skewX(-16deg);
}

/* ----------------- 响应式：平板及以上 ----------------- */

@media (min-width: 720px) {
  .page-contact .hero-contact {
    padding: 24px 0 54px;
  }

  .page-contact .build__steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px 26px;
  }

  .page-contact .flow {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }
}

@media (min-width: 900px) {
  .page-contact .dir-track {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
    align-items: start;
    padding: 12px 8px 34px;
  }

  .page-contact .dir-card:nth-child(1) {
    --tilt: var(--pc-tilt-a);
  }

  .page-contact .dir-card:nth-child(2) {
    --tilt: var(--pc-tilt-b);
    --shift: 30px;
  }

  .page-contact .dir-card:nth-child(3) {
    --tilt: var(--pc-tilt-c);
    --shift: -16px;
  }
}

@media (min-width: 980px) {
  .page-contact .hero-contact__grid {
    grid-template-columns: minmax(0, 1.28fr) minmax(0, 0.95fr);
    gap: 42px;
    align-items: start;
    margin-top: 26px;
  }

  .page-contact .contact-panel__inner {
    padding: 26px 24px 28px;
  }

  .page-contact .flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
    align-items: start;
  }

  .page-contact .flow__trigger {
    grid-template-columns: auto minmax(0, 1fr) auto;
    padding: 16px 14px;
  }
}

/* ----------------- 降低动效偏好 ----------------- */

@media (prefers-reduced-motion: reduce) {
  .page-contact .dir-card {
    transition: none;
    transform: none;
  }

  .page-contact .dir-card:hover {
    --hover: 0px;
  }
}
</main>