/* ================= 商务合作页 ================= */
.page-contact {
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-top: clamp(26px, 4.4vw, 56px);
  padding-bottom: clamp(56px, 8.5vw, 124px);
}

.page-contact .pc-hero::after {
  content: "";
  position: absolute;
  top: -20%;
  right: -24%;
  width: min(78vw, 880px);
  aspect-ratio: 1 / 1;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(circle at 60% 40%, rgba(56, 232, 208, 0.14), transparent 62%),
    radial-gradient(circle at 32% 70%, rgba(139, 107, 255, 0.13), transparent 58%);
}

.page-contact .pc-hero .wrap {
  position: relative;
  z-index: 1;
}

.page-contact .pc-hero__grid {
  display: grid;
  gap: clamp(30px, 5vw, 62px);
  margin-top: clamp(26px, 4vw, 50px);
}

@media (min-width: 900px) {
  .page-contact .pc-hero__grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(250px, 0.55fr);
    align-items: end;
  }
}

.page-contact .pc-hero__lead {
  min-width: 0;
}

.page-contact .pc-hero h1 {
  margin: 0.34em 0 0.5em;
  max-width: 15ch;
  font-size: clamp(2.05rem, 6.2vw, 4.2rem);
  font-weight: 300;
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--hi);
}

.page-contact .pc-hero__intro {
  max-width: 62ch;
  margin: 0;
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  line-height: 1.78;
  color: var(--mid);
}

.page-contact .pc-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: clamp(28px, 3.6vw, 42px);
}

.page-contact .pc-hero__aside {
  position: relative;
  padding: clamp(22px, 3vw, 32px);
  padding-bottom: clamp(46px, 5vw, 66px);
  background: linear-gradient(158deg, var(--rail) 0%, var(--void) 92%);
  border: 1px solid var(--line);
  box-shadow: var(--shade);
  clip-path: polygon(0 0, 100% 0, 100% 84%, 0 100%);
}

.page-contact .pc-figures {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
}

.page-contact .pc-figures li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: baseline;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .pc-figures li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .pc-figures__num {
  font-family: var(--font-cond);
  font-size: 2.5rem;
  font-weight: 600;
  line-height: 0.9;
  color: var(--cyan);
  letter-spacing: 0;
}

.page-contact .pc-figures__label {
  font-size: 0.875rem;
  line-height: 1.55;
  color: var(--mid);
}

/* ---------- 通用区块头 ---------- */
.page-contact .pc-head {
  max-width: 740px;
  margin-bottom: clamp(28px, 4vw, 52px);
}

.page-contact .pc-head h2,
.page-contact .pc-partners__text h2,
.page-contact .pc-submit__text h2 {
  margin: 0.32em 0 0.5em;
  font-size: clamp(1.5rem, 3.4vw, 2.5rem);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.015em;
  color: var(--hi);
}

.page-contact .pc-head__note,
.page-contact .pc-partners__lede,
.page-contact .pc-submit__lede {
  margin: 0;
  max-width: 66ch;
  font-size: clamp(0.95rem, 1.3vw, 1.0625rem);
  line-height: 1.78;
  color: var(--mid);
}

/* ---------- 01 合作方向 ---------- */
.page-contact .pc-paths {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

@media (min-width: 900px) {
  .page-contact .pc-paths {
    grid-template-columns: 1.3fr 1fr 0.92fr 1.06fr;
  }
}

.page-contact .pc-path {
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-width: 0;
  padding: clamp(22px, 2.4vw, 34px);
  background: var(--rail);
}

.page-contact .pc-path--venue { --pc-accent: var(--cyan); }
.page-contact .pc-path--studio { --pc-accent: var(--orange); }
.page-contact .pc-path--media { --pc-accent: var(--violet); }
.page-contact .pc-path--data { --pc-accent: var(--ok); }

.page-contact .pc-path__dot {
  display: block;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--pc-accent, var(--cyan));
  box-shadow: 0 0 12px var(--pc-accent, var(--cyan));
}

.page-contact .pc-path h3 {
  margin: 0;
  font-size: clamp(1rem, 1.4vw, 1.125rem);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--hi);
}

.page-contact .pc-path p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.76;
  color: var(--mid);
}

.page-contact .pc-path .tag {
  align-self: flex-start;
  margin-top: auto;
}

/* ---------- 02 合作流程 ---------- */
.page-contact .pc-flow {
  position: relative;
  isolation: isolate;
}

.page-contact .pc-flow__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}

.page-contact .pc-flow__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.25;
  -webkit-mask-image: linear-gradient(180deg, transparent, #000 24%, #000 76%, transparent);
  mask-image: linear-gradient(180deg, transparent, #000 24%, #000 76%, transparent);
}

.page-contact .pc-flow__steps {
  display: grid;
  gap: 30px;
  margin: 0;
  padding: 0;
}

@media (min-width: 900px) {
  .page-contact .pc-flow__steps {
    position: relative;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 26px;
  }

  .page-contact .pc-flow__steps::before {
    content: "";
    position: absolute;
    top: 27px;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, var(--cyan), var(--violet) 62%, var(--orange));
    opacity: 0.5;
  }
}

.page-contact .pc-step {
  position: relative;
  min-width: 0;
}

.page-contact .pc-step__num {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  height: 54px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--void);
  color: var(--cyan);
  font-family: var(--font-cond);
  font-size: 1.4rem;
  font-weight: 600;
  line-height: 1;
}

.page-contact .pc-step__title {
  margin: 18px 0 4px;
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--hi);
}

.page-contact .pc-step__time {
  margin: 0;
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--orange);
}

.page-contact .pc-step__body {
  margin: 12px 0 0;
  font-size: 0.9375rem;
  line-height: 1.76;
  color: var(--mid);
}

/* ---------- 03 本地伙伴 ---------- */
.page-contact .pc-partners {
  display: grid;
  gap: clamp(30px, 4.4vw, 58px);
  align-items: center;
}

@media (min-width: 900px) {
  .page-contact .pc-partners {
    grid-template-columns: minmax(0, 1.08fr) minmax(280px, 0.92fr);
  }
}

.page-contact .pc-partners__text {
  min-width: 0;
}

.page-contact .pc-partners__list {
  list-style: none;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
}

.page-contact .pc-partners__list li {
  padding: 15px 0;
  border-top: 1px solid var(--line);
  font-size: 0.9375rem;
  line-height: 1.72;
  color: var(--mid);
}

.page-contact .pc-partners__list li:last-child {
  border-bottom: 1px solid var(--line);
}

.page-contact .pc-partners__list strong {
  color: var(--hi);
  font-weight: 600;
}

.page-contact .pc-partners__note {
  margin: 22px 0 0;
  font-size: 0.9375rem;
  line-height: 1.72;
  color: var(--mid);
}

.page-contact .pc-partners__media {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--panel);
  overflow: hidden;
  box-shadow: var(--shade);
}

.page-contact .pc-partners__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 14 / 9;
  object-fit: cover;
}

/* ---------- 04 联系渠道 ---------- */
.page-contact .pc-channels {
  max-width: 780px;
  border-top: 1px solid var(--line);
}

.page-contact .pc-channel {
  padding: clamp(18px, 2.4vw, 28px) 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .pc-channel__value {
  margin: 10px 0 0;
  font-size: clamp(1.0625rem, 2.2vw, 1.5rem);
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--hi);
  overflow-wrap: anywhere;
}

.page-contact .pc-channel__value--sm {
  font-size: clamp(1rem, 1.7vw, 1.25rem);
  line-height: 1.55;
}

.page-contact .pc-channel__note {
  max-width: 68ch;
  margin: clamp(24px, 3.2vw, 38px) 0 0;
  font-size: 0.9375rem;
  line-height: 1.82;
  color: var(--mid);
}

/* ---------- 05 服务时段 ---------- */
.page-contact .pc-hours__lede {
  max-width: 62ch;
  margin: 0 0 clamp(26px, 3.4vw, 40px);
  font-size: clamp(0.95rem, 1.3vw, 1.0625rem);
  line-height: 1.8;
  color: var(--mid);
}

.page-contact .pc-hours__bar {
  max-width: 860px;
}

.page-contact .pc-hours__track {
  position: relative;
  height: 10px;
  border-radius: 999px;
  background: var(--panel);
  overflow: hidden;
  transform-origin: left center;
  animation: pc-track-in 1s var(--ease) both;
}

@keyframes pc-track-in {
  from { transform: scaleX(0); }
  to { transform: scaleX(1); }
}

.page-contact .pc-hours__band {
  position: absolute;
  top: 0;
  bottom: 0;
}

.page-contact .pc-hours__band--base {
  left: 0;
  right: 0;
  background: linear-gradient(90deg, rgba(56, 232, 208, 0.55), rgba(56, 232, 208, 0.22));
}

.page-contact .pc-hours__band--peak {
  left: 83.33%;
  right: 0;
  background: linear-gradient(90deg, rgba(255, 122, 47, 0.85), var(--orange));
  box-shadow: 0 0 14px rgba(255, 122, 47, 0.55);
}

.page-contact .pc-hours__scale {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px 16px;
  margin-top: 12px;
}

.page-contact .pc-hours__notes {
  list-style: none;
  max-width: 70ch;
  margin: clamp(28px, 3.6vw, 42px) 0 0;
  padding: 0;
  display: grid;
  gap: 15px;
}

.page-contact .pc-hours__notes li {
  position: relative;
  padding-left: 24px;
  font-size: 0.9375rem;
  line-height: 1.78;
  color: var(--mid);
}

.page-contact .pc-hours__notes li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 12px;
  height: 1px;
  background: var(--cyan);
}

/* ---------- 06 提交合作信息 ---------- */
.page-contact .pc-submit {
  display: grid;
  gap: clamp(30px, 4.4vw, 64px);
}

@media (min-width: 900px) {
  .page-contact .pc-submit {
    grid-template-columns: minmax(0, 1.25fr) minmax(260px, 0.75fr);
    align-items: start;
  }
}

.page-contact .pc-submit__text {
  min-width: 0;
}

.page-contact .pc-materials {
  list-style: none;
  margin: clamp(22px, 3vw, 30px) 0 0;
  padding: 0;
}

.page-contact .pc-materials li {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 15px 0;
  border-top: 1px solid var(--line);
  font-size: 0.9375rem;
  line-height: 1.72;
  color: var(--mid);
}

.page-contact .pc-materials li:last-child {
  border-bottom: 1px solid var(--line);
}

.page-contact .pc-materials li::before {
  content: "";
  width: 13px;
  height: 13px;
  margin-top: 5px;
  border: 1px solid rgba(56, 232, 208, 0.55);
  border-radius: 3px;
  background: linear-gradient(135deg, rgba(56, 232, 208, 0.28), transparent 72%);
}

.page-contact .pc-materials strong {
  color: var(--hi);
  font-weight: 600;
}

.page-contact .pc-submit__cta {
  display: grid;
  justify-items: start;
  gap: 16px;
  padding: clamp(24px, 3vw, 34px);
  background: linear-gradient(160deg, var(--rail), var(--void));
  border: 1px solid var(--line);
  border-left: 2px solid var(--orange);
}

@media (min-width: 900px) {
  .page-contact .pc-submit__cta {
    position: sticky;
    top: 96px;
  }
}

.page-contact .pc-submit__hint {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.78;
  color: var(--mid);
}

/* ---------- 窄屏与动效适配 ---------- */
@media (max-width: 560px) {
  .page-contact .pc-hero__actions .btn {
    width: 100%;
    text-align: center;
  }

  .page-contact .pc-hours__scale {
    justify-content: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-hours__track {
    animation: none;
  }
}