.page-contact {
  --contact-grad: linear-gradient(158deg, var(--deep-sea) 0%, var(--deep-water) 38%, var(--brand) 100%);
  --contact-line: rgba(245, 251, 252, 0.2);
  --contact-dim: rgba(245, 251, 252, 0.74);
  --contact-body: #1f3a48;
  --contact-sub: #4c6873;
  --contact-hair: rgba(14, 124, 158, 0.16);
}

.page-contact .section {
  padding-block: clamp(48px, 7vw, 88px);
}

.page-contact .contact-hero {
  padding-top: clamp(18px, 3vw, 32px);
  padding-bottom: clamp(56px, 8vw, 100px);
}

.page-contact .contact-hero-inner {
  display: grid;
  gap: 18px;
  align-items: start;
}

/* ---------- 左：咨询台 ---------- */
.page-contact .helpdesk {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: var(--contact-grad);
  color: var(--mist);
  padding: clamp(26px, 4.5vw, 48px);
}

.page-contact .helpdesk-bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.24;
  mix-blend-mode: luminosity;
  pointer-events: none;
}

.page-contact .helpdesk::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(
    165deg,
    rgba(6, 24, 38, 0.58) 0%,
    rgba(10, 44, 61, 0.26) 48%,
    rgba(14, 124, 158, 0.44) 100%
  );
  pointer-events: none;
}

.page-contact .helpdesk-body {
  position: relative;
}

.page-contact .helpdesk .eyebrow {
  color: var(--contact-dim);
  margin: 0;
}

.page-contact .helpdesk h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.9rem, 6vw, 3.2rem);
  line-height: 1.08;
  letter-spacing: -0.01em;
  margin: 12px 0 16px;
  max-width: 620px;
}

.page-contact .helpdesk .lede {
  color: var(--contact-dim);
  font-size: clamp(0.95rem, 1.6vw, 1.05rem);
  line-height: 1.85;
  max-width: 560px;
  margin: 0;
}

.page-contact .direct {
  display: grid;
  gap: 14px;
  margin-top: 26px;
  padding-top: 22px;
  border-top: 1px solid var(--contact-line);
}

.page-contact .direct-row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 16px;
}

.page-contact .direct-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--contact-dim);
  min-width: 78px;
}

.page-contact .direct-value {
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 2.4vw, 1.35rem);
  font-weight: 700;
  letter-spacing: 0.01em;
  word-break: break-word;
}

.page-contact .direct-value a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 240, 75, 0.55);
  padding-bottom: 2px;
  transition: color 0.22s var(--ease), border-color 0.22s var(--ease);
}

.page-contact .direct-value a:hover {
  color: var(--lime);
  border-color: var(--lime);
}

.page-contact .copy-btn {
  margin-top: 20px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  padding: 11px 22px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(245, 251, 252, 0.36);
  background: rgba(245, 251, 252, 0.08);
  color: var(--mist);
  cursor: pointer;
  transition: background 0.22s var(--ease), border-color 0.22s var(--ease), color 0.22s var(--ease);
}

.page-contact .copy-btn:hover {
  background: rgba(245, 251, 252, 0.2);
  border-color: rgba(245, 251, 252, 0.72);
}

.page-contact .copy-btn[data-copied] {
  border-color: var(--lime);
  color: var(--lime);
  background: rgba(201, 240, 75, 0.1);
}

.page-contact .type-label {
  margin: 30px 0 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--contact-dim);
}

.page-contact .type-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.page-contact .type-pill {
  font-size: 13px;
  line-height: 1.2;
  padding: 10px 17px;
  border-radius: var(--radius-pill);
  background: rgba(245, 251, 252, 0.1);
  border: 1px solid rgba(245, 251, 252, 0.28);
  color: var(--mist);
  text-decoration: none;
  transition: background 0.22s var(--ease), color 0.22s var(--ease), border-color 0.22s var(--ease),
    transform 0.22s var(--ease);
}

.page-contact .type-pill:hover,
.page-contact .type-pill:focus-visible {
  background: var(--coral);
  border-color: var(--coral);
  color: var(--deep-sea);
  transform: translateY(-2px);
}

/* ---------- 右：提速清单 + 回复时间 ---------- */
.page-contact .hero-side {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-contact .side-card {
  background: var(--mist);
  border: 1px solid var(--contact-hair);
  border-radius: var(--radius-lg);
  overflow: hidden;
  padding-bottom: 26px;
}

.page-contact .side-card-media img {
  display: block;
  width: 100%;
  height: 132px;
  object-fit: cover;
}

.page-contact .side-card h2 {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 3vw, 1.6rem);
  line-height: 1.2;
  color: var(--ink);
  margin: 22px 24px 0;
}

.page-contact .tip-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0 24px;
  display: grid;
  gap: 16px;
}

.page-contact .tip-list li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
}

.page-contact .tip-index {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--coral);
  padding-top: 4px;
}

.page-contact .tip-list strong {
  display: block;
  font-size: 15px;
  color: var(--ink);
  margin-bottom: 3px;
}

.page-contact .tip-list p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--contact-sub);
}

.page-contact .reply-note {
  background: var(--pale-cyan);
  border-radius: var(--radius-lg);
  padding: clamp(22px, 4vw, 30px);
}

.page-contact .reply-note .eyebrow {
  color: var(--brand);
  margin: 0 0 10px;
}

.page-contact .reply-text {
  margin: 0 0 10px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--contact-body);
}

.page-contact .reply-text:last-child {
  margin-bottom: 0;
}

/* ---------- 问题分类 ---------- */
.page-contact .section-head {
  max-width: 620px;
  margin-bottom: clamp(26px, 4vw, 44px);
}

.page-contact .section-head .eyebrow {
  color: var(--brand);
  margin: 0;
}

.page-contact .section-head h2 {
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 4.6vw, 2.6rem);
  line-height: 1.14;
  margin: 10px 0 12px;
  color: var(--ink);
}

.page-contact .section-head .prose {
  margin: 0;
  color: var(--contact-body);
}

.page-contact .type-grid {
  display: grid;
  gap: 16px;
}

.page-contact .type-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: var(--mist);
  border: 1px solid var(--contact-hair);
  border-radius: var(--radius-lg);
  padding: 26px 22px 28px;
  scroll-margin-top: 96px;
  transition: border-color 0.24s var(--ease), transform 0.24s var(--ease);
}

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

.page-contact .type-index {
  font-family: var(--font-display);
  font-size: 2.8rem;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--coral);
}

.page-contact .type-card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  line-height: 1.25;
  margin: 0;
  color: var(--ink);
}

.page-contact .type-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--contact-body);
}

.page-contact .type-link {
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--brand);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
  transition: color 0.2s var(--ease);
}

.page-contact .type-link:hover {
  color: var(--coral);
}

.page-contact .type-meta {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px dashed rgba(14, 124, 158, 0.28);
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.8;
  letter-spacing: 0.01em;
  color: var(--contact-sub);
}

/* ---------- 合作与内容共建 ---------- */
.page-contact .partner {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--deep-sea) 0%, var(--deep-water) 58%, #0b3f55 100%);
  color: var(--mist);
  padding: clamp(28px, 5vw, 56px);
  scroll-margin-top: 96px;
}

.page-contact .partner::before {
  content: "";
  position: absolute;
  top: -30%;
  right: -18%;
  width: 62%;
  height: 170%;
  background: linear-gradient(180deg, rgba(39, 199, 217, 0.32), rgba(201, 240, 75, 0.12));
  transform: rotate(8deg);
  pointer-events: none;
}

.page-contact .partner > * {
  position: relative;
}

.page-contact .partner .eyebrow {
  color: var(--bright-cyan);
  margin: 0;
}

.page-contact .partner h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4.4vw, 2.5rem);
  line-height: 1.15;
  margin: 10px 0 14px;
  color: var(--mist);
  max-width: 620px;
}

.page-contact .partner-text {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--contact-dim);
  max-width: 620px;
}

.page-contact .partner-list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-contact .partner-list li {
  border-top: 1px solid rgba(245, 251, 252, 0.24);
  padding-top: 14px;
}

.page-contact .partner-list span {
  display: block;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--mist);
  margin-bottom: 6px;
}

.page-contact .partner-list p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(245, 251, 252, 0.74);
}

.page-contact .partner-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

/* ---------- 运营信息 ---------- */
.page-contact .ops-inner {
  display: grid;
  gap: 26px;
}

.page-contact .ops-lead .eyebrow {
  color: var(--brand);
  margin: 0;
}

.page-contact .ops-lead h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4.2vw, 2.3rem);
  line-height: 1.16;
  margin: 10px 0 12px;
  color: var(--ink);
}

.page-contact .ops-lead p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--contact-body);
  max-width: 520px;
}

.page-contact .ops-link {
  display: inline-block;
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--brand);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
  transition: color 0.2s var(--ease);
}

.page-contact .ops-link:hover {
  color: var(--coral);
}

.page-contact .ops-list {
  margin: 0;
  border-top: 1px solid var(--contact-hair);
}

.page-contact .ops-item {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--contact-hair);
}

.page-contact .ops-item dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--contact-sub);
}

.page-contact .ops-item dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--contact-body);
  word-break: break-word;
}

/* ---------- 响应式 ---------- */
@media (min-width: 480px) {
  .page-contact .ops-item {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: 4px 16px;
    align-items: baseline;
  }
}

@media (min-width: 720px) {
  .page-contact .partner-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero-inner {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 24px;
  }

  .page-contact .side-card-media img {
    height: 168px;
  }

  .page-contact .type-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-contact .ops-inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: 52px;
    align-items: start;
  }
}

@media (min-width: 1180px) {
  .page-contact .contact-hero-inner {
    grid-template-columns: minmax(0, 1.22fr) minmax(0, 0.78fr);
    gap: 28px;
  }

  .page-contact .helpdesk {
    padding: 56px 52px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .type-pill,
  .page-contact .type-card,
  .page-contact .copy-btn,
  .page-contact .direct-value a {
    transition: none;
  }

  .page-contact .type-pill:hover,
  .page-contact .type-card:hover {
    transform: none;
  }
}