.page-contact {
  --c-soft: rgba(242, 239, 233, .76);
  --c-soft-2: rgba(242, 239, 233, .56);
  --c-cyan-line: rgba(69, 240, 211, .5);
}

/* ---------- 首屏：海报式联系台 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: clamp(18px, 3.6vw, 44px) 0 clamp(32px, 5.4vw, 78px);
  background:
    radial-gradient(115% 82% at 86% -16%, rgba(69, 240, 211, .13), transparent 62%),
    radial-gradient(72% 60% at -12% 108%, rgba(47, 107, 255, .13), transparent 68%);
  overflow: hidden;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line) 18%, var(--line) 82%, transparent);
}

.page-contact .contact-hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 48px);
  align-items: start;
}

.page-contact .contact-hero__title {
  margin: .34em 0 .28em;
  font-size: clamp(2.4rem, 10.4vw, 5.4rem);
  font-weight: 300;
  line-height: .96;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-contact .contact-hero__lede {
  max-width: 46ch;
  color: var(--c-soft);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
}

/* 联系大字号排版 */
.page-contact .dial {
  margin-top: clamp(20px, 3vw, 34px);
  border-top: 1px solid var(--line);
}

.page-contact .dial__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 14px;
  padding: clamp(12px, 1.8vw, 18px) 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .dial__key {
  flex: 0 0 auto;
  min-width: 68px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--moss-t);
}

.page-contact .dial__val {
  font-family: var(--mono);
  font-weight: 600;
  font-size: clamp(1.08rem, 5vw, 1.9rem);
  letter-spacing: .01em;
  line-height: 1.2;
  color: var(--cyan);
  word-break: break-word;
}

.page-contact .dial__val--mail {
  color: var(--paper);
  font-size: clamp(.92rem, 3.6vw, 1.4rem);
  word-break: break-all;
}

.page-contact .dial__val--addr {
  color: var(--paper);
  font-size: clamp(.9rem, 3.4vw, 1.2rem);
}

.page-contact .dial__copy {
  margin-left: auto;
}

/* 复制按钮（页面内局部外观） */
.page-contact .copy-btn {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--paper);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .1em;
  padding: 8px 12px;
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color .16s var(--ease), color .16s var(--ease), background-color .16s var(--ease);
}

.page-contact .copy-btn:hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

.page-contact .copy-btn:active {
  background: rgba(255, 138, 61, .16);
  border-color: var(--amber);
}

/* 首图 */
.page-contact .contact-figure {
  margin: 0;
}

.page-contact .contact-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.page-contact .contact-figure__cap {
  margin-top: 10px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--moss-t);
}

/* ---------- 通用章节头 ---------- */
.page-contact .contact-channels,
.page-contact .contact-collab,
.page-contact .contact-addr,
.page-contact .contact-ticket {
  padding: clamp(38px, 6vw, 84px) 0;
}

.page-contact .contact-channels__head {
  max-width: 64ch;
  margin-bottom: clamp(22px, 3vw, 40px);
}

.page-contact .contact-channels__title {
  margin: .34em 0 .5em;
  font-size: clamp(1.6rem, 4.6vw, 2.5rem);
  font-weight: 500;
  line-height: 1.14;
  color: var(--paper);
}

.page-contact .contact-channels__desc {
  margin: 0;
  font-size: clamp(14.5px, 1.5vw, 16px);
  line-height: 1.78;
  color: var(--c-soft);
}

/* ---------- 渠道卡 ---------- */
.page-contact .channel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
}

.page-contact .channel {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(18px, 2.4vw, 26px);
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform .18s var(--ease), border-color .18s var(--ease), box-shadow .18s var(--ease);
}

.page-contact .channel:hover {
  transform: translateY(-3px);
  border-color: var(--c-cyan-line);
  box-shadow: 0 12px 32px rgba(0, 0, 0, .38);
}

.page-contact .channel__idx {
  margin: 0;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--cyan);
}

.page-contact .channel__name {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--paper);
}

.page-contact .channel__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--c-soft);
}

.page-contact .channel__val {
  margin: 0;
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--paper);
  word-break: break-all;
}

.page-contact .channel__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-contact .channel__link {
  align-self: flex-start;
  font-size: 13px;
}

.page-contact .channel__meta {
  margin: auto 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--moss-t);
}

/* ---------- 品牌认证与登录问题（苔绿主题带） ---------- */
.page-contact .contact-auth {
  padding: clamp(34px, 5.6vw, 74px) 0;
  background:
    linear-gradient(180deg, rgba(79, 107, 88, .94), rgba(79, 107, 88, .74)),
    var(--moss);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  color: var(--paper);
}

.page-contact .auth-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.4vw, 48px);
}

.page-contact .auth-intro__idx {
  margin: 0 0 12px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: rgba(242, 239, 233, .72);
}

.page-contact .auth-intro__title {
  margin: 0 0 14px;
  font-size: clamp(1.5rem, 4.2vw, 2.35rem);
  font-weight: 500;
  line-height: 1.16;
}

.page-contact .auth-intro__text {
  margin: 0;
  max-width: 50ch;
  font-size: clamp(14.5px, 1.5vw, 16px);
  line-height: 1.78;
  color: rgba(242, 239, 233, .84);
}

.page-contact .auth-item {
  padding: clamp(16px, 2vw, 22px) 0;
  border-top: 1px solid rgba(242, 239, 233, .24);
}

.page-contact .auth-item:last-child {
  border-bottom: 1px solid rgba(242, 239, 233, .24);
}

.page-contact .auth-item__title {
  margin: 0 0 8px;
  font-size: 1.05rem;
  font-weight: 600;
}

.page-contact .auth-item__text {
  margin: 0 0 10px;
  font-size: 14.5px;
  line-height: 1.76;
  color: rgba(242, 239, 233, .84);
}

.page-contact .auth-item__tag {
  margin: 0;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: rgba(242, 239, 233, .68);
}

/* ---------- 商务合作横向带 ---------- */
.page-contact .collab-rail {
  display: flex;
  gap: var(--gap);
  overflow-x: auto;
  padding-bottom: 12px;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.page-contact .collab-card {
  flex: 0 0 min(82vw, 350px);
  scroll-snap-align: start;
  padding: clamp(18px, 2.4vw, 26px);
  background: linear-gradient(180deg, var(--slate), var(--ink-2));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color .18s var(--ease), transform .18s var(--ease);
}

.page-contact .collab-card:hover {
  border-color: var(--c-cyan-line);
  transform: translateY(-3px);
}

.page-contact .collab-card__idx {
  margin: 0;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--amber);
}

.page-contact .collab-card__title {
  margin: 12px 0 10px;
  font-size: 1.08rem;
  font-weight: 600;
  color: var(--paper);
}

.page-contact .collab-card__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--c-soft);
}

/* ---------- 办公地址 ---------- */
.page-contact .addr-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.4vw, 44px);
  align-items: start;
}

.page-contact .addr-figure {
  margin: 0;
}

.page-contact .addr-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.page-contact .addr-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 14px;
  margin-top: clamp(16px, 2.4vw, 24px);
  padding: clamp(18px, 2.4vw, 26px);
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 1px 0 rgba(242, 239, 233, .04) inset;
}

.page-contact .addr-card__label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--cyan);
}

.page-contact .addr-card__value {
  font-size: clamp(1.05rem, 3.4vw, 1.5rem);
  font-weight: 500;
  line-height: 1.5;
  color: var(--paper);
}

.page-contact .addr-notes {
  list-style: none;
  margin: clamp(18px, 2.6vw, 26px) 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .addr-notes li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--c-soft);
}

.page-contact .addr-notes li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 9px;
  height: 1px;
  background: var(--moss-t);
}

/* ---------- 工单填写指引 ---------- */
.page-contact .contact-ticket {
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(21, 26, 34, .9), transparent 70%);
}

.page-contact .ticket-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
}

.page-contact .ticket-step {
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.page-contact .ticket-step__num {
  margin: 0;
  font-family: var(--mono);
  font-size: clamp(1.5rem, 4.4vw, 2.2rem);
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--amber);
}

.page-contact .ticket-step__title {
  margin: 8px 0 6px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--paper);
}

.page-contact .ticket-step__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--c-soft);
}

.page-contact .ticket-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px clamp(18px, 3vw, 36px);
  margin-top: clamp(24px, 3.4vw, 40px);
  padding: clamp(18px, 2.4vw, 26px);
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-left: 2px solid var(--amber);
  border-radius: var(--radius);
}

.page-contact .ticket-cta__text {
  margin: 0;
  max-width: 52ch;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--c-soft);
}

.page-contact .ticket-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-contact .copy-btn--cta {
  border-color: var(--amber);
  color: var(--amber);
  padding: 11px 16px;
}

.page-contact .copy-btn--cta:hover {
  background: rgba(255, 138, 61, .14);
  border-color: var(--amber);
  color: var(--amber);
}

/* ---------- 底部备案横条 ---------- */
.page-contact .contact-strip {
  padding: clamp(24px, 3.6vw, 46px) 0;
  background: var(--ink-2);
  border-top: 1px solid var(--line);
}

.page-contact .strip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 26px;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--moss-t);
}

.page-contact .strip-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  margin-top: 16px;
}

.page-contact .strip-links a {
  font-size: 13px;
  color: var(--paper);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid var(--line);
  transition: color .16s var(--ease), border-color .16s var(--ease);
}

.page-contact .strip-links a:hover {
  color: var(--cyan);
  border-color: var(--cyan);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .channel-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-contact .ticket-steps {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__inner {
    grid-template-columns: 1.05fr .95fr;
    align-items: center;
  }

  .page-contact .auth-grid {
    grid-template-columns: .9fr 1.1fr;
  }

  .page-contact .addr-grid {
    grid-template-columns: 1.02fr .98fr;
  }
}

@media (min-width: 1060px) {
  .page-contact .channel-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-contact .ticket-steps {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-contact .collab-rail {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    overflow: visible;
    padding-bottom: 0;
  }

  .page-contact .collab-card {
    flex: initial;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel,
  .page-contact .collab-card,
  .page-contact .copy-btn,
  .page-contact .strip-links a {
    transition: none;
  }

  .page-contact .channel:hover,
  .page-contact .collab-card:hover {
    transform: none;
  }
}