.page-contact {
  --contact-gap: 1.25rem;
  --contact-slash: 72px;
  --contact-paper: var(--paper);
  background: var(--paper);
  color: var(--seed);
  overflow-x: hidden;
}

/* ========== 首屏 ========== */
.page-contact .contact-hero {
  position: relative;
  background: var(--seed);
  color: var(--paper);
  padding: 2.5rem 0 3rem;
  overflow: hidden;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  right: -10%;
  bottom: -48px;
  width: 58%;
  height: 150px;
  background: var(--kiwi);
  opacity: .16;
  transform: rotate(-5deg);
  pointer-events: none;
}

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

.page-contact .contact-hero .breadcrumb {
  margin-bottom: 1.4rem;
}

.page-contact .contact-hero .crumb {
  color: rgba(243, 239, 228, .62);
  font-size: .85rem;
}

.page-contact .contact-hero .crumb-sep {
  margin: 0 .5rem;
  color: rgba(127, 203, 106, .55);
}

.page-contact .contact-hero .eyebrow--hero {
  color: var(--kiwi-light);
}

.page-contact .contact-hero h1 {
  font-family: var(--font-head);
  font-size: clamp(2rem, 6vw, 3.6rem);
  line-height: 1.12;
  letter-spacing: -0.015em;
  font-weight: 700;
  margin: .55rem 0 1rem;
  max-width: 18em;
}

.page-contact .contact-hero .lede {
  max-width: 50em;
  font-size: 1.02rem;
  line-height: 1.85;
  color: rgba(243, 239, 228, .8);
  margin: 0 0 1.6rem;
}

.page-contact .hero-anchors {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
}

.page-contact .hero-anchor {
  display: inline-block;
  padding: .42rem .9rem;
  font-size: .84rem;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--kiwi-light);
  border: 1px solid rgba(127, 203, 106, .4);
  border-radius: 999px;
  text-decoration: none;
  transition: background .25s ease, color .25s ease, border-color .25s ease;
}

.page-contact .hero-anchor:hover,
.page-contact .hero-anchor:focus-visible {
  background: rgba(127, 203, 106, .16);
  border-color: var(--kiwi-light);
  color: var(--paper);
}

/* ========== 左右分屏 ========== */
.page-contact .contact-grid {
  display: grid;
  grid-template-columns: 1fr;
}

/* ========== 左侧通道 ========== */
.page-contact .channel-aside {
  position: relative;
  background: var(--teal);
  color: var(--paper);
  padding: 2.5rem 1.5rem 4.5rem;
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 36px), 0 100%);
}

.page-contact .channel-aside__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.page-contact .channel-aside__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  opacity: .13;
  filter: grayscale(.5) contrast(.85);
}

.page-contact .channel-aside::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    radial-gradient(ellipse 90% 70% at 15% 0%, rgba(70, 155, 63, .22), transparent 60%),
    linear-gradient(155deg, rgba(18, 60, 64, .94) 0%, rgba(11, 33, 28, .97) 100%);
  pointer-events: none;
}

.page-contact .channel-aside__inner {
  position: relative;
  z-index: 2;
}

.page-contact .eyebrow--light {
  color: var(--kiwi-light);
}

.page-contact .channel-aside h2 {
  font-family: var(--font-head);
  font-size: clamp(1.5rem, 4vw, 2.15rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin: .5rem 0 .75rem;
}

.page-contact .channel-aside__lede {
  font-size: .97rem;
  line-height: 1.8;
  color: rgba(243, 239, 228, .72);
  margin: 0;
  max-width: 36em;
}

.page-contact .channel-list {
  display: grid;
  gap: 1rem;
  margin-top: 1.6rem;
}

.page-contact .channel-card {
  position: relative;
  background: rgba(255, 255, 255, .06);
  border-left: 3px solid var(--kiwi);
  border-radius: var(--radius);
  padding: 1.2rem 1.2rem 1.3rem;
  transition: background .3s ease, border-color .3s ease;
}

.page-contact .channel-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 6px;
  height: 6px;
  background: var(--teal);
  clip-path: polygon(0 0, 100% 0, 0 100%);
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within {
  background: rgba(255, 255, 255, .11);
}

.page-contact .channel-card__head {
  display: flex;
  align-items: center;
  gap: .65rem;
  flex-wrap: wrap;
  margin-bottom: .55rem;
}

.page-contact .channel-card h3 {
  font-size: 1.06rem;
  font-weight: 700;
  margin: 0;
  color: var(--paper);
}

.page-contact .channel-card p {
  font-size: .94rem;
  line-height: 1.8;
  color: rgba(243, 239, 228, .78);
  margin: 0;
}

.page-contact .channel-card__extend {
  margin-top: .7rem;
}

.page-contact .channel-card__extend-title {
  font-size: .82rem;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--kiwi-light);
  margin-bottom: .35rem;
}

.page-contact .channel-card__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .4rem;
}

.page-contact .channel-card__list li {
  position: relative;
  padding-left: 1rem;
  font-size: .9rem;
  line-height: 1.75;
  color: rgba(243, 239, 228, .7);
}

.page-contact .channel-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 5px;
  height: 5px;
  background: var(--kiwi-light);
  opacity: .7;
}

.page-contact .channel-card__list a {
  color: var(--gold-light);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(246, 217, 138, .4);
  transition: text-decoration-color .25s ease;
}

.page-contact .channel-card__list a:hover {
  text-decoration-color: var(--gold-light);
}

/* ========== 右侧主内容 ========== */
.page-contact .contact-main {
  padding: 2.5rem 1.5rem 3rem;
  background: var(--paper);
}

.page-contact .contact-block + .contact-block {
  margin-top: 2.5rem;
  padding-top: 2.5rem;
  border-top: 1px solid rgba(16, 22, 20, .1);
}

.page-contact .contact-block h2 {
  font-family: var(--font-head);
  font-size: clamp(1.35rem, 3.2vw, 1.85rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.01em;
  margin: .45rem 0 .7rem;
  color: var(--seed);
}

.page-contact .contact-block__intro {
  font-size: .96rem;
  line-height: 1.8;
  color: rgba(16, 22, 20, .7);
  margin: 0;
}

.page-contact .eyebrow--gold {
  color: var(--gold);
}

/* 联系方式清单 */
.page-contact .contact-list {
  list-style: none;
  margin: 1.4rem 0 0;
  padding: 0;
  display: grid;
  gap: .85rem;
}

.page-contact .contact-item {
  display: grid;
  gap: .2rem;
  padding: .95rem 1.15rem;
  background: rgba(255, 255, 255, .55);
  border: 1px solid rgba(16, 22, 20, .08);
  border-left: 3px solid var(--kiwi);
  border-radius: var(--radius);
}

.page-contact .contact-item__label {
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--teal);
}

.page-contact .contact-item__value {
  font-size: .98rem;
  font-weight: 600;
  line-height: 1.55;
  color: var(--seed);
  overflow-wrap: anywhere;
}

.page-contact .contact-item__value--mono {
  font-family: var(--font-display);
  font-size: clamp(1rem, 2.8vw, 1.3rem);
  font-weight: 600;
  letter-spacing: .01em;
  font-variant-numeric: tabular-nums;
}

.page-contact .contact-item__note {
  font-size: .88rem;
  line-height: 1.72;
  color: rgba(16, 22, 20, .68);
}

/* 流程时间线 */
.page-contact .flow-list {
  list-style: none;
  margin: 1.4rem 0 0;
  padding: 0;
}

.page-contact .flow-step {
  display: grid;
  grid-template-columns: 2.2rem 1fr;
  gap: .85rem;
  padding: 1rem 0;
  border-bottom: 1px solid rgba(16, 22, 20, .1);
}

.page-contact .flow-step:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.page-contact .flow-step__num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}

.page-contact .flow-step__body h3 {
  font-size: 1rem;
  font-weight: 700;
  margin: 0 0 .28rem;
  color: var(--seed);
}

.page-contact .flow-step__body p {
  font-size: .92rem;
  line-height: 1.75;
  margin: 0;
  color: rgba(16, 22, 20, .72);
}

/* ========== 提交格式示例 ========== */
.page-contact .format-section {
  position: relative;
  background: var(--ink);
  color: var(--paper);
  padding: 3rem 0 3.5rem;
}

.page-contact .format-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--kiwi) 50%, transparent 100%);
  opacity: .6;
}

.page-contact .format-section__intro {
  max-width: 44em;
}

.page-contact .format-section__intro h2 {
  font-family: var(--font-head);
  font-size: clamp(1.4rem, 3.4vw, 2rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin: .5rem 0 .7rem;
}

.page-contact .format-section__intro p {
  font-size: .96rem;
  line-height: 1.8;
  color: rgba(243, 239, 228, .72);
  margin: 0;
}

.page-contact .format-example {
  margin-top: 1.7rem;
  background: rgba(255, 255, 255, .05);
  border: 1px solid rgba(127, 203, 106, .22);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-contact .format-example__head {
  display: flex;
  align-items: center;
  gap: .6rem;
  padding: .72rem 1.1rem;
  background: rgba(127, 203, 106, .1);
  border-bottom: 1px solid rgba(127, 203, 106, .18);
}

.page-contact .format-example__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--kiwi);
  box-shadow: 0 0 0 4px rgba(127, 203, 106, .18);
  flex-shrink: 0;
}

.page-contact .format-example__title {
  font-size: .82rem;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--kiwi-light);
}

.page-contact .format-example__body {
  margin: 0;
  padding: 1.1rem 1.2rem 1.3rem;
  font-family: ui-monospace, "SF Mono", "Cascadia Mono", Menlo, Consolas, monospace;
  font-size: .85rem;
  line-height: 1.95;
  color: rgba(243, 239, 228, .86);
  white-space: pre-wrap;
  word-break: break-word;
  overflow-x: auto;
}

.page-contact .format-example__body code {
  font-family: inherit;
}

/* ========== 媒体对接 ========== */
.page-contact .media-section {
  background: var(--indigo);
  color: var(--paper);
  padding: 3rem 0 3.5rem;
}

.page-contact .media-section h2 {
  font-family: var(--font-head);
  font-size: clamp(1.4rem, 3.4vw, 2rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin: .5rem 0 .7rem;
}

.page-contact .media-section__intro {
  max-width: 46em;
  font-size: .96rem;
  line-height: 1.8;
  color: rgba(243, 239, 228, .72);
  margin: 0 0 1.6rem;
}

.page-contact .media-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.page-contact .media-card {
  position: relative;
  background: rgba(255, 255, 255, .07);
  border: 1px solid rgba(255, 255, 255, .1);
  border-radius: var(--radius);
  padding: 1.2rem 1.2rem 1.35rem;
  transition: background .3s ease, transform .3s ease;
}

.page-contact .media-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 6px;
  height: 6px;
  background: var(--indigo);
  clip-path: polygon(0 0, 100% 0, 0 100%);
}

.page-contact .media-card:hover {
  background: rgba(255, 255, 255, .12);
}

.page-contact .media-card__label {
  display: inline-block;
  font-size: .76rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--gold-light);
  margin-bottom: .5rem;
}

.page-contact .media-card h3 {
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.4;
  margin: 0 0 .5rem;
  color: var(--paper);
}

.page-contact .media-card p {
  font-size: .91rem;
  line-height: 1.78;
  margin: 0;
  color: rgba(243, 239, 228, .72);
}

.page-contact .media-section__foot {
  margin: 1.8rem 0 0;
  padding-top: 1.4rem;
  border-top: 1px solid rgba(227, 168, 60, .3);
  font-size: .93rem;
  line-height: 1.8;
  color: rgba(243, 239, 228, .68);
}

.page-contact .media-section__foot a {
  color: var(--gold-light);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(246, 217, 138, .4);
  transition: text-decoration-color .25s ease;
}

.page-contact .media-section__foot a:hover {
  text-decoration-color: var(--gold-light);
}

/* ========== 平板及以上 ========== */
@media (min-width: 720px) {
  .page-contact .media-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ========== 桌面端：左右分屏与斜切线 ========== */
@media (min-width: 1080px) {
  .page-contact .contact-hero {
    padding: 3.5rem 0 4rem;
  }

  .page-contact .contact-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
    align-items: stretch;
  }

  .page-contact .channel-aside {
    padding: 3.5rem 5.5rem 4.5rem 2.75rem;
    clip-path: polygon(0 0, 100% 0, calc(100% - var(--contact-slash)) 100%, 0 100%);
  }

  .page-contact .contact-main {
    padding: 3.5rem 2.5rem 4rem 4rem;
  }

  /* 通道卡悬停展开 */
  .page-contact .channel-card__extend {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    margin-top: 0;
    transition: max-height .42s ease, opacity .3s ease, margin-top .35s ease;
  }

  .page-contact .channel-card:hover .channel-card__extend,
  .page-contact .channel-card:focus-within .channel-card__extend {
    max-height: 30rem;
    opacity: 1;
    margin-top: .75rem;
  }

  .page-contact .flow-step {
    grid-template-columns: 2.6rem 1fr;
    gap: 1.1rem;
    padding: 1.15rem 0;
  }

  .page-contact .flow-step__num {
    font-size: 2.4rem;
  }
}

/* ========== 大桌面 ========== */
@media (min-width: 1360px) {
  .page-contact .channel-aside {
    padding-right: 6.5rem;
  }

  .page-contact .contact-main {
    padding-left: 4.75rem;
  }
}

/* ========== 减少动态效果 ========== */
@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .channel-card__extend,
  .page-contact .media-card,
  .page-contact .hero-anchor {
    transition: none;
  }

  .page-contact .channel-card:hover .channel-card__extend,
  .page-contact .channel-card:focus-within .channel-card__extend {
    transition: none;
  }
}