.page-contact {
  --pc-gap: clamp(14px, 2vw, 22px);
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
}

.page-contact .contact-section {
  padding: clamp(36px, 6vw, 72px) 0;
  position: relative;
}

.page-contact .section-head {
  max-width: 64ch;
  margin-bottom: clamp(20px, 3vw, 30px);
}

.page-contact .section-head p,
.page-contact .partners-head p {
  font-size: 15.5px;
  line-height: 1.75;
  margin: 10px 0 0;
}

.page-contact .mono {
  font-family: var(--font-data);
  letter-spacing: 0.01em;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: clamp(18px, 3vw, 34px) 0 clamp(30px, 5vw, 56px);
  border-bottom: 3px solid var(--ink);
  overflow: hidden;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(var(--sand) 1px, transparent 1px);
  background-size: 15px 15px;
  opacity: 0.35;
  pointer-events: none;
}

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

.page-contact .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  font-size: 13px;
  margin-bottom: clamp(18px, 3vw, 28px);
}

.page-contact .contact-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 4vw, 40px);
  align-items: start;
}

.page-contact h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 6.4vw, 68px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--navy);
  margin: 8px 0 18px;
  text-wrap: balance;
}

.page-contact .lede {
  font-size: clamp(15.5px, 1.6vw, 18px);
  line-height: 1.8;
  max-width: 56ch;
  margin: 0;
}

.page-contact .contact-hero__quick {
  list-style: none;
  margin: 24px 0 0;
  padding: 16px 0 0;
  border-top: 3px solid var(--ink);
  display: grid;
  gap: 10px;
}

.page-contact .contact-hero__quick li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 14.5px;
  line-height: 1.6;
}

.page-contact .contact-hero__quick .mono {
  flex: 0 0 auto;
  color: var(--red);
  font-size: 12px;
  font-weight: 700;
  padding-top: 3px;
}

/* 值守时间牌 */
.page-contact .hours-tile {
  background: var(--navy);
  color: var(--paper);
  border: 3px solid var(--ink);
  box-shadow: 8px 8px 0 var(--orange);
  padding: 22px 22px 24px;
}

.page-contact .hours-tile__title {
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--orange);
  margin: 0 0 10px;
}

.page-contact .hours-tile__time {
  font-size: clamp(18px, 2.6vw, 24px);
  font-weight: 700;
  color: var(--lime);
  line-height: 1.3;
  margin: 0 0 14px;
  word-break: break-word;
}

.page-contact .hours-tile__dot {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14.5px;
  font-weight: 700;
  color: var(--paper);
  border-top: 2px solid rgba(255, 253, 247, 0.22);
  padding-top: 14px;
  margin: 0 0 10px;
  line-height: 1.5;
}

.page-contact .hours-tile__dot .status-dot {
  flex: 0 0 auto;
  animation: pc-pulse 2.2s ease-in-out infinite;
}

.page-contact .hours-tile__note {
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--sand);
  margin: 0;
}

@keyframes pc-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.32; }
}

/* ---------- 渠道总览 ---------- */
.page-contact .channels-grid {
  align-items: start;
  gap: var(--pc-gap);
}

.page-contact .channel-stack {
  display: grid;
  gap: var(--pc-gap);
}

.page-contact .channel-card {
  background: var(--paper);
  border: 3px solid var(--ink);
  box-shadow: var(--shadow-hard);
  padding: 20px 22px;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.page-contact .channel-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 8px 8px 0 var(--ink);
}

.page-contact .channel-card__label {
  font-family: var(--font-data);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--red);
  margin: 0 0 8px;
}

.page-contact .channel-card__value {
  font-size: clamp(15px, 2.3vw, 21px);
  font-weight: 700;
  line-height: 1.35;
  color: var(--navy);
  margin: 0 0 10px;
  word-break: break-word;
  overflow-wrap: anywhere;
}

.page-contact .channel-card__desc {
  font-size: 15px;
  line-height: 1.65;
  margin: 0 0 10px;
}

.page-contact .channel-card__meta {
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--steel);
  margin: 0;
  padding-top: 10px;
  border-top: 2px dashed rgba(21, 17, 15, 0.22);
}

.page-contact .channel-card--navy {
  background: var(--navy);
  color: var(--paper);
}

.page-contact .channel-card--navy .channel-card__label {
  color: var(--lime);
}

.page-contact .channel-card--navy .channel-card__value {
  color: var(--paper);
}

.page-contact .channel-card--navy .channel-card__meta {
  color: var(--sand);
  border-top-color: rgba(255, 253, 247, 0.24);
}

/* 信号图 */
.page-contact .signal-figure {
  margin: 0;
  border: 3px solid var(--ink);
  background: var(--navy);
  box-shadow: 8px 8px 0 var(--orange);
  overflow: hidden;
}

.page-contact .signal-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 7;
  object-fit: cover;
}

.page-contact .signal-figure figcaption {
  padding: 14px 16px;
  border-top: 3px solid var(--ink);
  font-family: var(--font-serif);
  font-size: 13px;
  line-height: 1.65;
  color: var(--sand);
}

/* ---------- 用户服务 ---------- */
.page-contact .support-grid {
  gap: clamp(20px, 4vw, 40px);
  align-items: start;
}

.page-contact .support-grid p {
  font-size: 15.5px;
  line-height: 1.8;
}

.page-contact .check-list {
  list-style: none;
  padding: 0;
  margin: 20px 0 0;
  display: grid;
  gap: 13px;
}

.page-contact .check-list li {
  position: relative;
  padding-left: 26px;
  font-size: 15px;
  line-height: 1.7;
}

.page-contact .check-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.58em;
  width: 11px;
  height: 11px;
  background: var(--orange);
  border: 2px solid var(--ink);
  transform: rotate(45deg);
}

.page-contact .support-board {
  position: relative;
  background: var(--paper);
  border: 3px solid var(--ink);
  box-shadow: var(--shadow-hard);
  padding: 28px 24px 24px;
}

.page-contact .support-board__title {
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--purple);
  margin: 0 0 16px;
}

.page-contact .step-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .step-list li {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 12px;
  padding-bottom: 14px;
  border-bottom: 2px dashed rgba(21, 17, 15, 0.2);
  font-size: 15px;
  line-height: 1.65;
}

.page-contact .step-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .step-list .mono {
  color: var(--red);
  font-size: 13px;
  font-weight: 700;
  padding-top: 2px;
}

.page-contact .support-board .serif-note {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 2px solid var(--ink);
  font-family: var(--font-serif);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--steel);
}

/* ---------- 商务合作 ---------- */
.page-contact .partners-head {
  max-width: 68ch;
  margin-bottom: clamp(20px, 3vw, 28px);
}

.page-contact .accordion {
  border-top: 3px solid var(--ink);
}

.page-contact .accordion__trigger {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 16.5px;
  line-height: 1.5;
  padding-top: 16px;
  padding-bottom: 16px;
}

.page-contact .accordion__panel p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  max-width: 74ch;
}

/* ---------- 服务时间 ---------- */
.page-contact .contact-hours {
  background: var(--navy);
  color: var(--paper);
  border-top: 3px solid var(--ink);
  border-bottom: 3px solid var(--ink);
  overflow: hidden;
}

.page-contact .contact-hours::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    135deg,
    rgba(255, 253, 247, 0.05) 0 2px,
    transparent 2px 18px
  );
  pointer-events: none;
}

.page-contact .hours-band {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 4vw, 40px);
  align-items: start;
}

.page-contact .contact-hours .section-title {
  color: var(--paper);
}

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

.page-contact .contact-hours p {
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--sand);
  margin: 12px 0 0;
}

.page-contact .hours-marks {
  display: grid;
  gap: 14px;
}

.page-contact .hours-mark {
  border-left: 6px solid var(--orange);
  background: rgba(255, 253, 247, 0.07);
  padding: 14px 18px;
}

.page-contact .hours-mark__k {
  font-family: var(--font-data);
  font-size: 11.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--lime);
  margin: 0;
}

.page-contact .hours-mark__v {
  font-family: var(--font-heading);
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--paper);
  margin: 5px 0 0;
}

.page-contact .hours-mark__n {
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--sand);
  margin: 5px 0 0;
}

/* ---------- 资料寄送 ---------- */
.page-contact .address-grid {
  gap: clamp(22px, 4vw, 40px);
  align-items: start;
}

.page-contact .mailing-figure {
  margin: 0;
  border: 3px solid var(--ink);
  box-shadow: var(--shadow-hard);
  background: var(--paper);
}

.page-contact .mailing-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 5 / 3;
  object-fit: cover;
}

.page-contact .address-grid p {
  font-size: 15.5px;
  line-height: 1.8;
}

.page-contact .address-block {
  margin: 22px 0 0;
  border: 3px solid var(--ink);
  background: var(--paper);
  padding: 18px 20px 20px;
  font-style: normal;
  max-width: 48ch;
}

.page-contact .address-block__label {
  font-family: var(--font-data);
  font-size: 11.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--red);
  margin: 0;
}

.page-contact .address-block__line {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(20px, 3.2vw, 30px);
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: var(--navy);
  margin: 8px 0 10px;
  word-break: break-word;
}

.page-contact .address-block__note {
  font-size: 14px;
  line-height: 1.7;
  color: var(--steel);
  margin: 0;
  padding-top: 10px;
  border-top: 2px dashed rgba(21, 17, 15, 0.24);
}

.page-contact .address-block__note .mono {
  color: var(--red);
  overflow-wrap: anywhere;
}

.page-contact .mail-steps {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
  counter-reset: none;
}

.page-contact .mail-steps li {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  font-size: 14.5px;
  line-height: 1.65;
  padding-bottom: 10px;
  border-bottom: 2px solid rgba(21, 17, 15, 0.14);
}

.page-contact .mail-steps li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .mail-steps .mono {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--purple);
  font-weight: 700;
}

/* ---------- 常见场景 ---------- */
.page-contact .scenario-table {
  border: 3px solid var(--ink);
  background: var(--paper);
  box-shadow: var(--shadow-hard);
}

.page-contact .scenario-head {
  display: none;
}

.page-contact .scenario-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 16px 18px;
  border-bottom: 2px solid rgba(21, 17, 15, 0.16);
}

.page-contact .scenario-row:last-child {
  border-bottom: 0;
}

.page-contact .scenario-row:nth-child(even) {
  background: rgba(201, 183, 159, 0.26);
}

.page-contact .scenario-row p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.65;
}

.page-contact .scenario-row__case {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 15px;
  color: var(--navy);
}

.page-contact .scenario-row__via {
  font-size: 13px;
  color: var(--red);
  font-weight: 500;
  overflow-wrap: anywhere;
}

.page-contact .scenario-row__tip {
  color: var(--ink);
}

/* 末端入口 */
.page-contact .next-links {
  margin-top: clamp(26px, 4vw, 40px);
  padding-top: 20px;
  border-top: 3px solid var(--ink);
  display: flex;
  flex-wrap: wrap;
  gap: 10px 12px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
  }

  .page-contact .hours-band {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: center;
  }

  .page-contact .scenario-head {
    display: grid;
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr) minmax(0, 1.4fr);
    gap: 20px;
    background: var(--navy);
    color: var(--paper);
    padding: 12px 18px;
    font-family: var(--font-data);
    font-size: 12px;
    letter-spacing: 0.14em;
    border-bottom: 3px solid var(--ink);
  }

  .page-contact .scenario-row {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr) minmax(0, 1.4fr);
    gap: 20px;
    align-items: baseline;
    padding: 18px;
  }
}

@media (min-width: 1040px) {
  .page-contact .channel-card {
    padding: 24px 26px;
  }

  .page-contact .mail-steps li {
    grid-template-columns: 104px minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .hours-tile__dot .status-dot {
    animation: none;
  }

  .page-contact .channel-card {
    transition: none;
  }

  .page-contact .channel-card:hover {
    transform: none;
    box-shadow: var(--shadow-hard);
  }
}