.page-contact {
  --contact-mail: rgba(226, 169, 59, 0.72);
  --contact-soft: rgba(243, 239, 228, 0.86);
  padding-bottom: clamp(48px, 8vw, 96px);
  overflow-x: clip;
}

.page-contact .contact-crumb {
  padding-top: clamp(16px, 3vw, 26px);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: clamp(24px, 4vw, 48px) 0 clamp(36px, 6vw, 74px);
  overflow: hidden;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(183, 177, 161, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(183, 177, 161, 0.06) 1px, transparent 1px);
  background-size: 62px 62px;
  -webkit-mask-image: radial-gradient(120% 90% at 24% 0%, #000 0%, transparent 74%);
  mask-image: radial-gradient(120% 90% at 24% 0%, #000 0%, transparent 74%);
  pointer-events: none;
  z-index: 0;
}

.page-contact .contact-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 5vw, 46px);
}

.page-contact .contact-intro .label {
  display: block;
  color: var(--amber);
  margin: 0 0 16px;
}

.page-contact .contact-intro h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(29px, 5.6vw, 56px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--porcelain);
  margin: 0 0 20px;
  max-width: 14em;
}

.page-contact .contact-lead {
  margin: 0 0 24px;
  max-width: 34em;
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.9;
  color: var(--contact-soft);
}

.page-contact .contact-slips {
  list-style: none;
  margin: 0 0 26px;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-contact .contact-slips li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 10px 14px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--ash);
  background: rgba(26, 74, 59, 0.34);
  border-left: 2px solid rgba(226, 169, 59, 0.5);
}

.page-contact .contact-slips .num {
  flex: none;
  padding-top: 3px;
  color: var(--amber);
  font-size: 12px;
}

.page-contact .contact-quick {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* 联系卡 */
.page-contact .contact-card {
  position: relative;
  padding: clamp(20px, 3vw, 26px);
  background:
    repeating-linear-gradient(0deg, rgba(243, 239, 228, 0.028) 0 1px, transparent 1px 5px),
    linear-gradient(158deg, #174237 0%, #103528 55%, #0b2b22 100%);
  border: var(--line-amber);
  clip-path: polygon(0 0, calc(100% - 26px) 0, 100% 26px, 100% 100%, 0 100%);
  box-shadow: 0 20px 44px -26px rgba(0, 0, 0, 0.9);
}

.page-contact .contact-card__tag {
  margin: 0 0 16px;
  padding-bottom: 12px;
  border-bottom: var(--line-copper);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.26em;
  color: var(--amber);
}

.page-contact .contact-card__list {
  margin: 0;
  display: grid;
  gap: 16px;
}

.page-contact .contact-card__list > div {
  display: grid;
  gap: 5px;
}

.page-contact .contact-card__list dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--ash);
}

.page-contact .contact-card__list dd {
  margin: 0;
  color: var(--porcelain);
  font-size: 15px;
  line-height: 1.65;
}

.page-contact .contact-card__big {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(20px, 4.4vw, 26px);
  letter-spacing: 0.02em;
  color: var(--gold);
}

.page-contact .contact-card__mail {
  font-family: var(--font-mono);
  font-size: 13px;
  word-break: break-all;
}

.page-contact .contact-card__addr {
  color: var(--contact-soft);
  font-size: 14px;
}

.page-contact .contact-card__figure {
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: var(--line-copper);
}

.page-contact .contact-card__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  filter: saturate(0.94) contrast(1.04);
}

/* ---------- 区块标题 ---------- */
.page-contact .section-head {
  display: flex;
  gap: clamp(14px, 3vw, 26px);
  align-items: flex-start;
  margin-bottom: clamp(22px, 4vw, 38px);
  padding-bottom: 18px;
  border-bottom: var(--line-copper);
}

.page-contact .section-head h2 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 3.2vw, 34px);
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: var(--porcelain);
  margin: 0 0 10px;
}

.page-contact .section-head p {
  margin: 0;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ash);
}

/* ---------- 01 三条通道 ---------- */
.page-contact .channel-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-contact .channel-card {
  position: relative;
  padding: 22px 20px 24px;
  background: linear-gradient(170deg, rgba(26, 74, 59, 0.72), rgba(18, 59, 47, 0.5));
  border: var(--line-copper);
  transition: transform 0.24s var(--ease), border-color 0.24s var(--ease), box-shadow 0.24s var(--ease);
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within {
  transform: translateY(-4px) rotate(-0.5deg);
  border-color: var(--contact-mail);
  box-shadow: 0 18px 32px -24px rgba(0, 0, 0, 0.92), 0 0 0 1px rgba(226, 169, 59, 0.22);
}

.page-contact .channel-card__k {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--amber);
}

.page-contact .channel-card__v {
  margin: 0 0 14px;
  padding-bottom: 14px;
  border-bottom: 1px dashed rgba(138, 106, 47, 0.5);
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 15px;
  line-height: 1.55;
  color: var(--porcelain);
  word-break: break-word;
}

.page-contact .channel-card__v--cn {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 15px;
  line-height: 1.7;
}

.page-contact .channel-card__use {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--ash);
}

/* ---------- 02 五项信息 ---------- */
.page-contact .pack-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 4vw, 32px);
}

.page-contact .pack-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .pack-item label {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 16px 18px;
  background: rgba(18, 59, 47, 0.5);
  border: var(--line-copper);
  cursor: pointer;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .pack-item label:hover {
  background: rgba(26, 74, 59, 0.7);
  border-color: rgba(226, 169, 59, 0.5);
}

.page-contact .pack-item input {
  -webkit-appearance: none;
  appearance: none;
  flex: none;
  position: relative;
  width: 20px;
  height: 20px;
  margin: 2px 0 0;
  border: var(--line-amber);
  background: rgba(10, 42, 33, 0.85);
  cursor: pointer;
}

.page-contact .pack-item input:checked {
  background: var(--amber);
}

.page-contact .pack-item input:checked::after {
  content: "";
  position: absolute;
  left: 6px;
  top: 2px;
  width: 6px;
  height: 11px;
  border-right: 2px solid #0a2a21;
  border-bottom: 2px solid #0a2a21;
  transform: rotate(40deg);
}

.page-contact .pack-item input:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

.page-contact .pack-item__no {
  flex: none;
  padding-top: 2px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--amber);
}

.page-contact .pack-item__text {
  display: grid;
  gap: 6px;
}

.page-contact .pack-item__text strong {
  font-size: 15.5px;
  font-weight: 700;
  color: var(--porcelain);
}

.page-contact .pack-item__text span {
  font-size: 14px;
  line-height: 1.8;
  color: var(--ash);
}

.page-contact .pack-note {
  padding: 22px 20px;
  background: linear-gradient(180deg, rgba(226, 169, 59, 0.13), rgba(226, 169, 59, 0.04));
  border: var(--line-amber);
}

.page-contact .pack-note h3 {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--gold);
}

.page-contact .pack-note__tpl {
  margin: 0 0 16px;
  padding-bottom: 16px;
  border-bottom: 1px dashed rgba(138, 106, 47, 0.5);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 2.05;
  color: var(--porcelain);
  white-space: pre-line;
  word-break: break-word;
}

.page-contact .pack-note__tip {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--ash);
}

/* ---------- 03 回复节奏 ---------- */
.page-contact .reply-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 4vw, 32px);
}

.page-contact .reply-rows {
  border-top: var(--line-copper);
}

.page-contact .reply-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  align-items: baseline;
  justify-content: space-between;
  padding: 16px 2px;
  border-bottom: var(--line-copper);
  font-size: 15px;
  line-height: 1.75;
  color: var(--contact-soft);
}

.page-contact .reply-row__case {
  flex: 1 1 16em;
}

.page-contact .reply-row__eta {
  flex: none;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 14px;
  color: var(--amber);
  white-space: nowrap;
}

.page-contact .reply-figure {
  margin: 0;
  padding: 8px;
  background: rgba(18, 59, 47, 0.42);
  border: var(--line-copper);
}

.page-contact .reply-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.page-contact .reply-figure figcaption {
  padding: 12px 6px 6px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--ash);
}

/* ---------- 04 合作通道 ---------- */
.page-contact .partner-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .partner-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  padding: 22px 0;
  border-bottom: var(--line-copper);
}

.page-contact .partner-item:first-child {
  border-top: var(--line-copper);
}

.page-contact .partner-item__k {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--amber);
}

.page-contact .partner-item__b p {
  margin: 0;
  max-width: 44em;
  font-size: 15px;
  line-height: 1.9;
  color: var(--contact-soft);
}

/* ---------- 05 先去这两页 ---------- */
.page-contact .next-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-contact .next-card {
  display: grid;
  gap: 8px;
  padding: 22px 20px;
  text-decoration: none;
  background: rgba(18, 59, 47, 0.55);
  border: var(--line-copper);
  transition: transform 0.22s var(--ease), border-color 0.22s var(--ease), background 0.22s var(--ease);
}

.page-contact .next-card:hover,
.page-contact .next-card:focus-visible {
  transform: translateY(-3px);
  background: rgba(26, 74, 59, 0.75);
  border-color: var(--contact-mail);
}

.page-contact .next-card__k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--gold);
}

.page-contact .next-card__t {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(17px, 2.2vw, 21px);
  line-height: 1.5;
  color: var(--porcelain);
}

.page-contact .next-card__go {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--amber);
}

.page-contact .next-foot {
  margin: 22px 0 0;
  font-size: 14px;
  line-height: 1.9;
  color: var(--ash);
}

.page-contact .next-foot a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(226, 169, 59, 0.45);
}

.page-contact .next-foot a:hover {
  border-bottom-color: var(--amber);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-contact .channel-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-contact .partner-item {
    grid-template-columns: 170px minmax(0, 1fr);
    gap: 4px 26px;
    align-items: start;
  }
}

@media (min-width: 880px) {
  .page-contact .reply-grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .pack-layout {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(280px, 340px) minmax(0, 1fr);
    align-items: start;
    gap: clamp(30px, 5vw, 58px);
  }

  .page-contact .contact-card {
    grid-column: 1;
    grid-row: 1;
  }

  .page-contact .contact-intro {
    grid-column: 2;
    grid-row: 1;
  }
}