.page-contact {
  --pc-hair: rgba(10, 31, 68, 0.12);
  --pc-hair-light: rgba(255, 255, 255, 0.16);
  --pc-body-ink: rgba(10, 31, 68, 0.8);
  background: var(--paper);
  color: var(--ink);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding: 18px 0 46px;
  color: var(--white);
  background:
    radial-gradient(120% 90% at 94% 0%, rgba(199, 244, 100, 0.16) 0%, rgba(199, 244, 100, 0) 54%),
    linear-gradient(155deg, var(--ink) 0%, var(--ink-2) 58%, var(--ink-3) 100%);
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  right: -140px;
  bottom: -180px;
  width: 380px;
  height: 380px;
  background: repeating-linear-gradient(115deg, rgba(255, 107, 53, 0.45) 0 2px, transparent 2px 15px);
  transform: rotate(-9deg);
  opacity: 0.55;
  pointer-events: none;
}

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

.page-contact .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.6);
}

.page-contact .breadcrumb-list li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-contact .breadcrumb-list li + li::before {
  content: "/";
  color: rgba(255, 255, 255, 0.35);
}

.page-contact .breadcrumb-list a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.25);
}

.page-contact .breadcrumb-list a:hover,
.page-contact .breadcrumb-list a:focus-visible {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

.page-contact .hero-frame {
  position: relative;
  display: grid;
  gap: 26px;
  margin-top: 18px;
  padding: 22px 18px 24px;
  border: 1px solid var(--pc-hair-light);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.015));
}

.page-contact .hero-frame::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 86px;
  height: 4px;
  background: var(--orange);
}

.page-contact .hero-frame::after {
  content: "";
  position: absolute;
  top: 12px;
  right: 12px;
  width: 64px;
  height: 10px;
  background: repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.5) 0 1px, transparent 1px 9px);
  pointer-events: none;
}

.page-contact .contact-hero h1 {
  margin: 10px 0 14px;
  font-size: clamp(27px, 6.8vw, 50px);
  line-height: 1.12;
  letter-spacing: -0.02em;
  font-weight: 900;
}

.page-contact .hero-lead {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.78;
  color: rgba(255, 255, 255, 0.82);
}

.page-contact .hero-channels {
  display: grid;
  gap: 10px;
  margin-top: 22px;
}

.page-contact .chan {
  display: grid;
  gap: 4px;
  padding: 12px 14px;
  border-left: 3px solid var(--orange);
  background: rgba(255, 255, 255, 0.06);
  color: var(--white);
  text-decoration: none;
  transition: background 0.2s var(--ease-out), transform 0.2s var(--ease-out);
}

.page-contact .chan:hover,
.page-contact .chan:focus-visible {
  background: rgba(255, 107, 53, 0.18);
  transform: translateX(3px);
}

.page-contact .chan-key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--lime);
}

.page-contact .chan-val {
  font-size: clamp(15px, 4.4vw, 19px);
  font-weight: 700;
  word-break: break-word;
}

.page-contact .hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  font-size: 12.5px;
  letter-spacing: 0.03em;
  color: rgba(255, 255, 255, 0.62);
}

.page-contact .hero-meta .mono {
  color: var(--lime);
  font-weight: 700;
  margin-right: 4px;
}

.page-contact .hero-media {
  position: relative;
  margin: 0;
  border: 1px solid var(--pc-hair-light);
}

.page-contact .hero-media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-contact .hero-media figcaption {
  position: absolute;
  bottom: 0;
  left: 0;
  padding: 6px 10px;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ink);
  background: var(--lime);
}

/* ---------- 章节通用 ---------- */
.page-contact .contact-types,
.page-contact .coop-flow,
.page-contact .resp,
.page-contact .prep,
.page-contact .contact-channels {
  position: relative;
  padding: 52px 0 56px;
}

.page-contact .sec-head {
  max-width: 60ch;
  margin-bottom: 26px;
}

.page-contact .sec-head h2 {
  margin: 8px 0 12px;
  font-size: clamp(22px, 4.8vw, 34px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  font-weight: 800;
}

.page-contact .sec-lead {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 咨询类型 ---------- */
.page-contact .contact-tabs {
  display: grid;
  gap: 18px;
}

.page-contact .contact-tabs .tablist {
  display: grid;
  gap: 8px;
}

.page-contact .contact-tab {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 2px 12px;
  align-items: baseline;
  padding: 13px 15px;
  text-align: left;
  font-family: inherit;
  color: var(--ink);
  background: var(--white);
  border: 1px solid var(--pc-hair);
  border-left: 3px solid rgba(10, 31, 68, 0.16);
  cursor: pointer;
  transition: background 0.2s var(--ease-out), border-color 0.2s var(--ease-out), color 0.2s var(--ease-out);
}

.page-contact .contact-tab .tab-index {
  grid-row: span 2;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--orange);
}

.page-contact .contact-tab .tab-name {
  grid-column: 2;
  font-size: 16px;
  font-weight: 700;
}

.page-contact .contact-tab .tab-note {
  grid-column: 2;
  font-size: 13px;
  line-height: 1.55;
  color: var(--muted);
}

.page-contact .contact-tab:hover {
  border-left-color: var(--orange-soft);
}

.page-contact .contact-tab[aria-selected="true"] {
  background: var(--ink);
  color: var(--white);
  border-color: var(--ink);
  border-left-color: var(--orange);
}

.page-contact .contact-tab[aria-selected="true"] .tab-note {
  color: rgba(255, 255, 255, 0.7);
}

.page-contact .contact-tab[aria-selected="true"] .tab-index {
  color: var(--lime);
}

.page-contact .contact-tab:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 2px;
}

.page-contact .contact-panel {
  padding: 22px 20px 24px;
  background: var(--white);
  border-top: 3px solid var(--orange);
  box-shadow: var(--shadow-panel);
}

.page-contact .contact-panel[hidden] {
  display: none;
}

.page-contact .contact-panel h3 {
  margin: 0 0 10px;
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.page-contact .contact-panel p {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--pc-body-ink);
}

.page-contact .panel-list {
  display: grid;
  gap: 8px;
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
  font-size: 14px;
  line-height: 1.6;
}

.page-contact .panel-list li {
  display: grid;
  grid-template-columns: 10px 1fr;
  gap: 10px;
  align-items: start;
  padding-bottom: 8px;
  border-bottom: 1px dashed var(--pc-hair);
}

.page-contact .panel-list li::before {
  content: "";
  width: 8px;
  height: 8px;
  margin-top: 6px;
  background: var(--lime);
  border: 1px solid var(--ink-3);
}

/* ---------- 客服与工作时间 ---------- */
.page-contact .contact-channels {
  color: var(--white);
  background: linear-gradient(180deg, var(--ink-2) 0%, var(--ink) 100%);
}

.page-contact .contact-channels .sec-head h2 {
  color: var(--white);
}

.page-contact .contact-channels .sec-lead {
  color: rgba(255, 255, 255, 0.72);
}

.page-contact .channels-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-contact .channel-card {
  position: relative;
  padding: 18px 18px 20px;
  border: 1px solid var(--pc-hair-light);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.02));
}

.page-contact .channel-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 46px;
  background: var(--orange);
}

.page-contact .channel-key {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--lime);
}

.page-contact .channel-val {
  display: block;
  font-size: clamp(16px, 4.4vw, 22px);
  font-weight: 800;
  line-height: 1.35;
  color: var(--white);
  word-break: break-word;
}

.page-contact .channel-desc {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: rgba(255, 255, 255, 0.72);
}

.page-contact .icp-tag {
  display: inline-block;
  padding: 5px 11px;
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--ink);
  background: var(--lime);
}

/* ---------- 合作流程 ---------- */
.page-contact .coop-grid {
  display: grid;
  gap: 24px;
}

.page-contact .coop-media {
  margin: 0;
  border: 1px solid var(--pc-hair);
  border-top: 3px solid var(--orange);
}

.page-contact .coop-media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

.page-contact .step-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .step-item {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 2px 14px;
  padding: 18px 0;
  border-top: 1px solid var(--pc-hair);
}

.page-contact .step-item:last-child {
  border-bottom: 1px solid var(--pc-hair);
}

.page-contact .step-no {
  grid-row: span 2;
  font-size: 25px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--orange);
}

.page-contact .step-item h3 {
  grid-column: 2;
  margin: 0;
  font-size: 17px;
  font-weight: 800;
}

.page-contact .step-item p {
  grid-column: 2;
  margin: 7px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--pc-body-ink);
}

/* ---------- 响应节奏 ---------- */
.page-contact .resp {
  color: var(--white);
  background: linear-gradient(200deg, var(--night) 0%, var(--ink-2) 100%);
}

.page-contact .resp .sec-head h2 {
  color: var(--white);
}

.page-contact .resp .sec-lead {
  color: rgba(255, 255, 255, 0.72);
}

.page-contact .resp-grid {
  display: grid;
  gap: 18px;
}

.page-contact .resp-col {
  padding: 20px 18px 22px;
  border-left: 2px solid rgba(255, 255, 255, 0.14);
}

.page-contact .resp-col--live {
  border-left-color: var(--lime);
  background: rgba(199, 244, 100, 0.07);
}

.page-contact .resp-col h3 {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  font-weight: 700;
  color: var(--lime);
}

.page-contact .resp-col ul {
  display: grid;
  gap: 13px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .resp-col li {
  position: relative;
  padding-left: 16px;
  font-size: 14.5px;
  line-height: 1.72;
  color: rgba(255, 255, 255, 0.8);
}

.page-contact .resp-col li::before {
  content: "";
  position: absolute;
  top: 8px;
  left: 0;
  width: 7px;
  height: 7px;
  background: var(--orange);
}

.page-contact .resp-col strong {
  color: var(--white);
  font-weight: 700;
}

/* ---------- 联系前的准备 ---------- */
.page-contact .prep-grid {
  display: grid;
  gap: 12px;
}

.page-contact .prep-item {
  padding: 16px 18px;
  background: var(--white);
  border-left: 3px solid var(--orange);
  box-shadow: 0 12px 26px -24px rgba(10, 31, 68, 0.8);
}

.page-contact .prep-k {
  margin: 0 0 6px;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--ink-3);
}

.page-contact .prep-t {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--pc-body-ink);
}

.page-contact .quick-links {
  display: grid;
  gap: 12px;
  margin-top: 24px;
  padding: 18px 20px;
  background: var(--ink);
  color: var(--white);
}

.page-contact .quick-title {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.72);
}

.page-contact .quick-links ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .quick-links a {
  display: inline-block;
  padding: 8px 14px;
  font-size: 14px;
  color: var(--white);
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.24);
  transition: background 0.2s var(--ease-out), border-color 0.2s var(--ease-out), color 0.2s var(--ease-out);
}

.page-contact .quick-links a:hover,
.page-contact .quick-links a:focus-visible {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--white);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .hero-channels {
    grid-template-columns: 1fr 1fr;
  }

  .page-contact .channels-grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-contact .channel-card--wide {
    grid-column: 1 / -1;
  }

  .page-contact .prep-grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-contact .quick-links {
    grid-template-columns: auto 1fr;
    align-items: center;
    gap: 18px;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero {
    padding: 24px 0 64px;
  }

  .page-contact .hero-frame {
    grid-template-columns: 1.15fr 0.85fr;
    align-items: start;
    gap: 34px;
    padding: 32px 30px 34px;
  }

  .page-contact .contact-types,
  .page-contact .coop-flow,
  .page-contact .resp,
  .page-contact .prep,
  .page-contact .contact-channels {
    padding: 68px 0 72px;
  }

  .page-contact .contact-tabs {
    grid-template-columns: 340px 1fr;
    gap: 26px;
    align-items: start;
  }

  .page-contact .contact-panel {
    padding: 30px 32px 32px;
    min-height: 100%;
  }

  .page-contact .coop-grid {
    grid-template-columns: 0.85fr 1.15fr;
    align-items: start;
    gap: 38px;
  }

  .page-contact .resp-grid {
    grid-template-columns: 1fr 1fr;
    gap: 28px;
  }

  .page-contact .resp-col {
    padding: 24px 24px 26px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .chan,
  .page-contact .contact-tab,
  .page-contact .quick-links a {
    transition: none;
  }

  .page-contact .chan:hover,
  .page-contact .chan:focus-visible {
    transform: none;
  }
}

.page-contact {
  --pc-hair: rgba(10, 31, 68, 0.12);
  --pc-hair-light: rgba(255, 255, 255, 0.16);
  --pc-body-ink: rgba(10, 31, 68, 0.8);
  background: var(--paper);
  color: var(--ink);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding: 18px 0 46px;
  color: var(--white);
  background:
    radial-gradient(120% 90% at 94% 0%, rgba(199, 244, 100, 0.16) 0%, rgba(199, 244, 100, 0) 54%),
    linear-gradient(155deg, var(--ink) 0%, var(--ink-2) 58%, var(--ink-3) 100%);
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  right: -140px;
  bottom: -180px;
  width: 380px;
  height: 380px;
  background: repeating-linear-gradient(115deg, rgba(255, 107, 53, 0.45) 0 2px, transparent 2px 15px);
  transform: rotate(-9deg);
  opacity: 0.55;
  pointer-events: none;
}

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

.page-contact .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.6);
}

.page-contact .breadcrumb-list li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-contact .breadcrumb-list li + li::before {
  content: "/";
  color: rgba(255, 255, 255, 0.35);
}

.page-contact .breadcrumb-list a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.25);
}

.page-contact .breadcrumb-list a:hover,
.page-contact .breadcrumb-list a:focus-visible {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

.page-contact .hero-frame {
  position: relative;
  display: grid;
  gap: 26px;
  margin-top: 18px;
  padding: 22px 18px 24px;
  border: 1px solid var(--pc-hair-light);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.015));
}

.page-contact .hero-frame::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 86px;
  height: 4px;
  background: var(--orange);
}

.page-contact .hero-frame::after {
  content: "";
  position: absolute;
  top: 12px;
  right: 12px;
  width: 64px;
  height: 10px;
  background: repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.5) 0 1px, transparent 1px 9px);
  pointer-events: none;
}

.page-contact .contact-hero h1 {
  margin: 10px 0 14px;
  font-size: clamp(27px, 6.8vw, 50px);
  line-height: 1.12;
  letter-spacing: -0.02em;
  font-weight: 900;
}

.page-contact .hero-lead {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.78;
  color: rgba(255, 255, 255, 0.82);
}

.page-contact .hero-channels {
  display: grid;
  gap: 10px;
  margin-top: 22px;
}

.page-contact .chan {
  display: grid;
  gap: 4px;
  padding: 12px 14px;
  border-left: 3px solid var(--orange);
  background: rgba(255, 255, 255, 0.06);
  color: var(--white);
  text-decoration: none;
  transition: background 0.2s var(--ease-out), transform 0.2s var(--ease-out);
}

.page-contact .chan:hover,
.page-contact .chan:focus-visible {
  background: rgba(255, 107, 53, 0.18);
  transform: translateX(3px);
}

.page-contact .chan-key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--lime);
}

.page-contact .chan-val {
  font-size: clamp(15px, 4.4vw, 19px);
  font-weight: 700;
  word-break: break-word;
}

.page-contact .hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  font-size: 12.5px;
  letter-spacing: 0.03em;
  color: rgba(255, 255, 255, 0.62);
}

.page-contact .hero-meta .mono {
  color: var(--lime);
  font-weight: 700;
  margin-right: 4px;
}

.page-contact .hero-media {
  position: relative;
  margin: 0;
  border: 1px solid var(--pc-hair-light);
}

.page-contact .hero-media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-contact .hero-media figcaption {
  position: absolute;
  bottom: 0;
  left: 0;
  padding: 6px 10px;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ink);
  background: var(--lime);
}

/* ---------- 章节通用 ---------- */
.page-contact .contact-types,
.page-contact .coop-flow,
.page-contact .resp,
.page-contact .prep,
.page-contact .contact-channels {
  position: relative;
  padding: 52px 0 56px;
}

.page-contact .sec-head {
  max-width: 60ch;
  margin-bottom: 26px;
}

.page-contact .sec-head h2 {
  margin: 8px 0 12px;
  font-size: clamp(22px, 4.8vw, 34px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  font-weight: 800;
}

.page-contact .sec-lead {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 咨询类型 ---------- */
.page-contact .contact-tabs {
  display: grid;
  gap: 18px;
}

.page-contact .contact-tabs .tablist {
  display: grid;
  gap: 8px;
}

.page-contact .contact-tab {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 2px 12px;
  align-items: baseline;
  padding: 13px 15px;
  text-align: left;
  font-family: inherit;
  color: var(--ink);
  background: var(--white);
  border: 1px solid var(--pc-hair);
  border-left: 3px solid rgba(10, 31, 68, 0.16);
  cursor: pointer;
  transition: background 0.2s var(--ease-out), border-color 0.2s var(--ease-out), color 0.2s var(--ease-out);
}

.page-contact .contact-tab .tab-index {
  grid-row: span 2;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--orange);
}

.page-contact .contact-tab .tab-name {
  grid-column: 2;
  font-size: 16px;
  font-weight: 700;
}

.page-contact .contact-tab .tab-note {
  grid-column: 2;
  font-size: 13px;
  line-height: 1.55;
  color: var(--muted);
}

.page-contact .contact-tab:hover {
  border-left-color: var(--orange-soft);
}

.page-contact .contact-tab[aria-selected="true"] {
  background: var(--ink);
  color: var(--white);
  border-color: var(--ink);
  border-left-color: var(--orange);
}

.page-contact .contact-tab[aria-selected="true"] .tab-note {
  color: rgba(255, 255, 255, 0.7);
}

.page-contact .contact-tab[aria-selected="true"] .tab-index {
  color: var(--lime);
}

.page-contact .contact-tab:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 2px;
}

.page-contact .contact-panel {
  padding: 22px 20px 24px;
  background: var(--white);
  border-top: 3px solid var(--orange);
  box-shadow: var(--shadow-panel);
}

.page-contact .contact-panel[hidden] {
  display: none;
}

.page-contact .contact-panel h3 {
  margin: 0 0 10px;
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.page-contact .contact-panel p {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--pc-body-ink);
}

.page-contact .panel-list {
  display: grid;
  gap: 8px;
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
  font-size: 14px;
  line-height: 1.6;
}

.page-contact .panel-list li {
  display: grid;
  grid-template-columns: 10px 1fr;
  gap: 10px;
  align-items: start;
  padding-bottom: 8px;
  border-bottom: 1px dashed var(--pc-hair);
}

.page-contact .panel-list li::before {
  content: "";
  width: 8px;
  height: 8px;
  margin-top: 6px;
  background: var(--lime);
  border: 1px solid var(--ink-3);
}

/* ---------- 客服与工作时间 ---------- */
.page-contact .contact-channels {
  color: var(--white);
  background: linear-gradient(180deg, var(--ink-2) 0%, var(--ink) 100%);
}

.page-contact .contact-channels .sec-head h2 {
  color: var(--white);
}

.page-contact .contact-channels .sec-lead {
  color: rgba(255, 255, 255, 0.72);
}

.page-contact .channels-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-contact .channel-card {
  position: relative;
  padding: 18px 18px 20px;
  border: 1px solid var(--pc-hair-light);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.02));
}

.page-contact .channel-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 46px;
  background: var(--orange);
}

.page-contact .channel-key {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--lime);
}

.page-contact .channel-val {
  display: block;
  font-size: clamp(16px, 4.4vw, 22px);
  font-weight: 800;
  line-height: 1.35;
  color: var(--white);
  word-break: break-word;
}

.page-contact .channel-desc {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: rgba(255, 255, 255, 0.72);
}

.page-contact .icp-tag {
  display: inline-block;
  padding: 5px 11px;
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--ink);
  background: var(--lime);
}

/* ---------- 合作流程 ---------- */
.page-contact .coop-grid {
  display: grid;
  gap: 24px;
}

.page-contact .coop-media {
  margin: 0;
  border: 1px solid var(--pc-hair);
  border-top: 3px solid var(--orange);
}

.page-contact .coop-media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

.page-contact .step-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .step-item {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 2px 14px;
  padding: 18px 0;
  border-top: 1px solid var(--pc-hair);
}

.page-contact .step-item:last-child {
  border-bottom: 1px solid var(--pc-hair);
}

.page-contact .step-no {
  grid-row: span 2;
  font-size: 25px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--orange);
}

.page-contact .step-item h3 {
  grid-column: 2;
  margin: 0;
  font-size: 17px;
  font-weight: 800;
}

.page-contact .step-item p {
  grid-column: 2;
  margin: 7px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--pc-body-ink);
}

/* ---------- 响应节奏 ---------- */
.page-contact .resp {
  color: var(--white);
  background: linear-gradient(200deg, var(--night) 0%, var(--ink-2) 100%);
}

.page-contact .resp .sec-head h2 {
  color: var(--white);
}

.page-contact .resp .sec-lead {
  color: rgba(255, 255, 255, 0.72);
}

.page-contact .resp-grid {
  display: grid;
  gap: 18px;
}

.page-contact .resp-col {
  padding: 20px 18px 22px;
  border-left: 2px solid rgba(255, 255, 255, 0.14);
}

.page-contact .resp-col--live {
  border-left-color: var(--lime);
  background: rgba(199, 244, 100, 0.07);
}

.page-contact .resp-col h3 {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  font-weight: 700;
  color: var(--lime);
}

.page-contact .resp-col ul {
  display: grid;
  gap: 13px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .resp-col li {
  position: relative;
  padding-left: 16px;
  font-size: 14.5px;
  line-height: 1.72;
  color: rgba(255, 255, 255, 0.8);
}

.page-contact .resp-col li::before {
  content: "";
  position: absolute;
  top: 8px;
  left: 0;
  width: 7px;
  height: 7px;
  background: var(--orange);
}

.page-contact .resp-col strong {
  color: var(--white);
  font-weight: 700;
}

/* ---------- 联系前的准备 ---------- */
.page-contact .prep-grid {
  display: grid;
  gap: 12px;
}

.page-contact .prep-item {
  padding: 16px 18px;
  background: var(--white);
  border-left: 3px solid var(--orange);
  box-shadow: 0 12px 26px -24px rgba(10, 31, 68, 0.8);
}

.page-contact .prep-k {
  margin: 0 0 6px;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--ink-3);
}

.page-contact .prep-t {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--pc-body-ink);
}

.page-contact .quick-links {
  display: grid;
  gap: 12px;
  margin-top: 24px;
  padding: 18px 20px;
  background: var(--ink);
  color: var(--white);
}

.page-contact .quick-title {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.72);
}

.page-contact .quick-links ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .quick-links a {
  display: inline-block;
  padding: 8px 14px;
  font-size: 14px;
  color: var(--white);
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.24);
  transition: background 0.2s var(--ease-out), border-color 0.2s var(--ease-out);
}

.page-contact .quick-links a:hover,
.page-contact .quick-links a:focus-visible {
  background: var(--orange);
  border-color: var(--orange);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .hero-channels {
    grid-template-columns: 1fr 1fr;
  }

  .page-contact .channels-grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-contact .channel-card--wide {
    grid-column: 1 / -1;
  }

  .page-contact .prep-grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-contact .quick-links {
    grid-template-columns: auto 1fr;
    align-items: center;
    gap: 18px;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero {
    padding: 24px 0 64px;
  }

  .page-contact .hero-frame {
    grid-template-columns: 1.15fr 0.85fr;
    align-items: start;
    gap: 34px;
    padding: 32px 30px 34px;
  }

  .page-contact .contact-types,
  .page-contact .coop-flow,
  .page-contact .resp,
  .page-contact .prep,
  .page-contact .contact-channels {
    padding: 68px 0 72px;
  }

  .page-contact .contact-tabs {
    grid-template-columns: 340px 1fr;
    gap: 26px;
    align-items: start;
  }

  .page-contact .contact-panel {
    padding: 30px 32px 32px;
    min-height: 100%;
  }

  .page-contact .coop-grid {
    grid-template-columns: 0.85fr 1.15fr;
    align-items: start;
    gap: 38px;
  }

  .page-contact .resp-grid {
    grid-template-columns: 1fr 1fr;
    gap: 28px;
  }

  .page-contact .resp-col {
    padding: 24px 24px 26px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .chan,
  .page-contact .contact-tab,
  .page-contact .quick-links a {
    transition: none;
  }

  .page-contact .chan:hover,
  .page-contact .chan:focus-visible {
    transform: none;
  }
}