/* ================= page-contact ================= */
.page-contact {
  --ct-gap: clamp(14px, 2.2vw, 26px);
  --ct-stick: calc(var(--header-h) + 24px);
  background: var(--warm);
  color: var(--ink);
  overflow-x: clip;
}

.page-contact :focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  isolation: isolate;
  padding: calc(var(--header-h) + 36px) 0 clamp(46px, 6vw, 86px);
  color: var(--on-dark);
}

.page-contact .ct-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image: repeating-linear-gradient(118deg, rgba(242, 237, 228, .055) 0 1px, transparent 1px 14px);
  pointer-events: none;
}

.page-contact .ct-hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  top: -22vw;
  right: -16vw;
  width: min(620px, 78vw);
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  background: radial-gradient(circle at 45% 45%, rgba(217, 154, 43, .30), rgba(242, 107, 76, .10) 52%, transparent 72%);
  pointer-events: none;
}

.page-contact .ct-hero__inner {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
  align-items: start;
}

.page-contact .ct-crumbs {
  margin: 0 0 20px;
}

.page-contact .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 14px;
}

.page-contact .breadcrumbs li {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--steel);
}

.page-contact .breadcrumbs li + li::before {
  content: "/";
  color: rgba(242, 237, 228, .40);
}

.page-contact .breadcrumbs a {
  color: var(--on-dark);
  text-decoration: none;
  border-bottom: 1px solid rgba(242, 237, 228, .34);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

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

.page-contact .ct-hero .eyebrow {
  margin: 0 0 14px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .18em;
  color: var(--amber);
}

.page-contact .ct-hero h1 {
  margin: 0 0 18px;
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(30px, 5vw, 52px);
  line-height: 1.15;
  letter-spacing: -.012em;
  color: var(--on-dark);
}

.page-contact .ct-hero .lede {
  max-width: 42ch;
  margin: 0 0 26px;
  font-size: clamp(16px, 1.5vw, 18px);
  line-height: 1.82;
  color: rgba(242, 237, 228, .86);
}

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

.page-contact .ct-console {
  padding: 22px 22px 10px;
  border-radius: var(--radius-panel);
  background: rgba(251, 247, 241, .07);
  border: 1px solid rgba(242, 237, 228, .18);
}

.page-contact .ct-console__title {
  margin: 0 0 10px;
  font-family: var(--sans);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .16em;
  color: rgba(242, 237, 228, .62);
}

.page-contact .ct-console .console__row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px dashed rgba(242, 237, 228, .16);
}

.page-contact .ct-console .console__row:last-child {
  border-bottom: 0;
}

.page-contact .ct-console .console__key {
  font-size: 15px;
  color: rgba(242, 237, 228, .74);
}

.page-contact .ct-console .console__val {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 15px;
  color: var(--on-dark);
}

.page-contact .status-dot {
  display: inline-block;
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.page-contact .status-dot--ok { background: var(--ok-ink); }
.page-contact .status-dot--wait { background: var(--amber); }
.page-contact .status-dot--urgent { background: var(--coral); }

/* ---------- 区块标题 ---------- */
.page-contact .section-head h2 {
  margin: 0 0 12px;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(24px, 3.2vw, 32px);
  line-height: 1.3;
  letter-spacing: -.01em;
  color: var(--deep);
}

.page-contact .section-head .lede {
  max-width: 58ch;
  margin: 0;
  font-size: 16px;
  line-height: 1.82;
  color: var(--grey);
}

.page-contact .section-head .eyebrow {
  margin: 0 0 10px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .16em;
  color: var(--amber-deep);
}

/* ---------- 三通道面板 ---------- */
.page-contact .ct-channels {
  background: var(--warm);
}

.page-contact .ct-channels__grid {
  display: grid;
  gap: var(--ct-gap);
  margin-top: clamp(24px, 3vw, 42px);
}

.page-contact .ct-channel {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 26px 24px 24px;
  border: 1px solid transparent;
  border-radius: var(--radius-card);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .ct-channel:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-2);
}

.page-contact .ct-channel--form {
  background:
    radial-gradient(circle at 88% 6%, rgba(242, 107, 76, .32), transparent 46%),
    linear-gradient(150deg, var(--brand-blue) 0%, var(--deep) 80%);
  color: var(--on-dark);
}

.page-contact .ct-channel--mail {
  background: var(--mist);
  color: var(--ink);
  border-color: rgba(27, 58, 107, .14);
}

.page-contact .ct-channel--phone {
  background: var(--paper);
  color: var(--ink);
  border-color: rgba(217, 154, 43, .44);
}

.page-contact .ct-channel--phone::after {
  content: "";
  position: absolute;
  left: 24px;
  right: 24px;
  top: -1px;
  height: 4px;
  border-radius: 0 0 6px 6px;
  background: linear-gradient(90deg, var(--amber), var(--coral));
  pointer-events: none;
}

.page-contact .ct-channel .pill {
  align-self: flex-start;
  margin: 0;
}

.page-contact .ct-channel h3 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(20px, 2.2vw, 24px);
  line-height: 1.3;
  letter-spacing: -.01em;
}

.page-contact .ct-channel p {
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
}

.page-contact .ct-channel--form p {
  color: rgba(242, 237, 228, .84);
}

.page-contact .ct-channel__list {
  display: grid;
  gap: 8px;
  margin: 2px 0 0;
  padding: 0;
  list-style: none;
  font-size: 15px;
}

.page-contact .ct-channel__list li {
  position: relative;
  padding-left: 16px;
  line-height: 1.7;
}

.page-contact .ct-channel__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--amber);
}

.page-contact .ct-channel__value {
  font-family: var(--mono);
  font-size: 14px;
  line-height: 1.6;
  word-break: break-all;
}

.page-contact .ct-channel--form .ct-channel__value {
  margin-top: 4px;
  color: var(--amber);
}

.page-contact .ct-contact-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px dashed rgba(27, 58, 107, .18);
}

.page-contact .ct-channel--form .ct-contact-line {
  border-top-color: rgba(242, 237, 228, .22);
}

.page-contact .copy-btn {
  padding: 7px 15px;
  border: 1px solid currentColor;
  border-radius: var(--radius-pill);
  background: transparent;
  color: inherit;
  font-family: var(--sans);
  font-size: 13px;
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

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

.page-contact .copy-btn[data-copied="ok"] {
  background: var(--ok);
  border-color: var(--ok);
  color: var(--on-dark);
}

.page-contact .copy-btn[data-copied="fail"] {
  background: var(--coral-deep);
  border-color: var(--coral-deep);
  color: var(--on-dark);
}

/* ---------- 响应口径 ---------- */
.page-contact .ct-response {
  background: var(--paper);
}

.page-contact .ct-response__grid {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  align-items: center;
}

.page-contact .ct-response__media {
  margin: 0;
}

.page-contact .ct-response__media img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-card);
  border: 1px solid rgba(27, 58, 107, .12);
  object-fit: cover;
}

.page-contact .ct-response__media figcaption {
  margin-top: 12px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--grey);
}

.page-contact .ct-response__panel .eyebrow {
  margin: 0 0 8px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .16em;
  color: var(--amber-deep);
}

.page-contact .ct-response__panel h2 {
  margin: 0 0 18px;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(23px, 3vw, 30px);
  line-height: 1.3;
  color: var(--deep);
}

.page-contact .ct-response__list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
}

.page-contact .ct-response__list > div {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--mist);
}

.page-contact .ct-response__list dt {
  font-size: 15px;
  color: var(--grey);
}

.page-contact .ct-response__list dd {
  margin: 0;
  font-family: var(--mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--brand-blue);
  text-align: right;
  white-space: nowrap;
}

.page-contact .ct-response__list .num {
  font-family: var(--mono);
  font-size: 18px;
  color: var(--amber-deep);
}

.page-contact .ct-response .aside-note {
  display: block;
  margin: 18px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--grey);
  border-left: 3px solid var(--mist);
  padding-left: 14px;
}

/* ---------- 填写要点 ---------- */
.page-contact .ct-form {
  background: var(--warm);
}

.page-contact .ct-form__layout {
  display: grid;
  gap: clamp(24px, 3.4vw, 44px);
  margin-top: clamp(24px, 3vw, 40px);
}

.page-contact .ct-fields {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-field {
  padding: 16px 18px;
  border: 1px solid var(--mist);
  border-radius: var(--radius-sm);
  background: var(--paper);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-contact .ct-field:hover {
  transform: translateY(-2px);
  border-color: var(--amber);
  box-shadow: var(--shadow-1);
}

.page-contact .ct-field__name {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 6px;
  font-family: var(--sans);
  font-size: 16px;
  font-weight: 700;
  color: var(--brand-blue);
}

.page-contact .ct-field__name::before {
  content: "";
  flex: none;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--amber);
}

.page-contact .ct-field__hint {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--grey);
}

.page-contact .ct-form__media {
  margin: 0 0 16px;
}

.page-contact .ct-form__media img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-card);
  border: 1px solid rgba(27, 58, 107, .12);
  object-fit: cover;
}

.page-contact .ct-form__media figcaption {
  margin-top: 12px;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--grey);
}

.page-contact .ct-form__side .aside-note {
  display: block;
  margin: 0;
  padding: 14px 16px;
  border-left: 3px solid var(--amber);
  background: rgba(217, 154, 43, .08);
  border-radius: 0 var(--radius-sm);
  font-size: 13.5px;
  line-height: 1.74;
  color: var(--amber-deep);
}

/* ---------- 折叠标签 ---------- */
.page-contact .ct-tabs {
  position: relative;
  margin-top: clamp(28px, 3.6vw, 46px);
}

.page-contact .ct-tabs__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-contact .ct-tabs__radio:focus-visible {
  outline: none;
}

.page-contact .ct-tabs__labels {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-bottom: 14px;
}

.page-contact .ct-tabs__label {
  padding: 9px 18px;
  border: 1px solid var(--mist);
  border-radius: var(--radius-pill);
  background: var(--paper);
  color: var(--brand-blue);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .ct-tabs__label:hover {
  border-color: var(--amber);
}

.page-contact #ct-f1:checked ~ .ct-tabs__labels [for="ct-f1"],
.page-contact #ct-f2:checked ~ .ct-tabs__labels [for="ct-f2"],
.page-contact #ct-f3:checked ~ .ct-tabs__labels [for="ct-f3"] {
  background: var(--deep);
  border-color: var(--deep);
  color: var(--on-dark);
}

.page-contact #ct-f1:focus-visible ~ .ct-tabs__labels [for="ct-f1"],
.page-contact #ct-f2:focus-visible ~ .ct-tabs__labels [for="ct-f2"],
.page-contact #ct-f3:focus-visible ~ .ct-tabs__labels [for="ct-f3"] {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

.page-contact .ct-tabs__panel {
  display: none;
  padding: 22px 24px;
  border: 1px solid var(--mist);
  border-radius: var(--radius-panel);
  background: var(--paper);
}

.page-contact #ct-f1:checked ~ .ct-tabs__panels #ct-p1,
.page-contact #ct-f2:checked ~ .ct-tabs__panels #ct-p2,
.page-contact #ct-f3:checked ~ .ct-tabs__panels #ct-p3 {
  display: block;
}

.page-contact .ct-tabs__panel h3 {
  margin: 0;
  font-family: var(--sans);
  font-size: 17px;
  font-weight: 700;
  color: var(--brand-blue);
}

.page-contact .ct-tabs__panel ul {
  display: grid;
  gap: 8px;
  margin: 14px 0 0;
  padding-left: 20px;
}

.page-contact .ct-tabs__panel li {
  font-size: 15px;
  line-height: 1.76;
}

.page-contact .ct-tabs__panel li::marker {
  color: var(--amber);
}

.page-contact .ct-tabs__panel a {
  color: var(--amber-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 地址与覆盖 ---------- */
.page-contact .ct-place {
  background: var(--mist);
}

.page-contact .ct-place__grid {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  align-items: center;
}

.page-contact .ct-place__card {
  padding: clamp(22px, 3vw, 34px);
  border-radius: var(--radius-card);
  background: var(--paper);
  border-left: 5px solid var(--amber);
  box-shadow: var(--shadow-1);
}

.page-contact .ct-place__card .eyebrow {
  margin: 0 0 10px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .16em;
  color: var(--amber-deep);
}

.page-contact .ct-place__card h2 {
  margin: 0 0 14px;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(21px, 2.6vw, 27px);
  line-height: 1.32;
  color: var(--deep);
}

.page-contact .ct-place__addr {
  margin: 0 0 14px;
  font-family: var(--mono);
  font-size: clamp(16px, 2vw, 20px);
  font-weight: 700;
  line-height: 1.5;
  color: var(--brand-blue);
}

.page-contact .ct-place__card p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--grey);
}

.page-contact .ct-contact-line--light {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px dashed rgba(27, 58, 107, .18);
  color: var(--brand-blue);
}

.page-contact .ct-place__cover h2 {
  margin: 0 0 12px;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(21px, 2.6vw, 27px);
  line-height: 1.32;
  color: var(--deep);
}

.page-contact .ct-place__cover > p {
  margin: 0 0 18px;
  font-size: 15.5px;
  line-height: 1.82;
  color: var(--ink);
}

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

.page-contact .ct-cover__list li {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, .72);
  font-size: 15px;
  line-height: 1.6;
  color: var(--brand-blue);
}

.page-contact .ct-cover__list .pill {
  flex: none;
  margin: 0;
}

/* ---------- 合作 / 媒体 / 投诉 ---------- */
.page-contact .ct-partner {
  background: var(--paper);
}

.page-contact .ct-partner__grid {
  display: grid;
  gap: var(--ct-gap);
  margin-top: clamp(24px, 3vw, 40px);
}

.page-contact .ct-partner__card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px 22px;
  border-radius: var(--radius-card);
}

.page-contact .ct-partner__card .card__title {
  margin: 0;
  font-family: var(--serif);
  font-weight: 700;
  font-size: 20px;
  color: var(--deep);
}

.page-contact .ct-partner__card .card__body {
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
  color: var(--grey);
}

.page-contact .ct-partner__list {
  display: grid;
  gap: 8px;
  margin: auto 0 0;
  padding: 0;
  list-style: none;
  font-size: 14px;
}

.page-contact .ct-partner__list li {
  position: relative;
  padding-left: 16px;
  line-height: 1.7;
  color: var(--ink);
}

.page-contact .ct-partner__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .7em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--steel);
}

.page-contact .ct-partner__list a {
  color: var(--amber-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 提交之后 ---------- */
.page-contact .ct-steps {
  background: linear-gradient(160deg, var(--deep) 0%, var(--brand-blue) 100%);
  color: var(--on-dark);
}

.page-contact .ct-steps .section-head .eyebrow {
  color: var(--amber);
}

.page-contact .ct-steps .section-head h2 {
  color: var(--on-dark);
}

.page-contact .ct-steps__list {
  display: grid;
  gap: 14px;
  margin: clamp(24px, 3vw, 38px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-steps__item {
  padding: 24px 22px;
  border: 1px solid rgba(242, 237, 228, .16);
  border-radius: var(--radius-panel);
  background: rgba(242, 237, 228, .06);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-contact .ct-steps__item:hover,
.page-contact .ct-steps__item:focus-visible {
  border-color: var(--amber);
  background: rgba(242, 237, 228, .10);
}

.page-contact .ct-steps__num {
  display: block;
  margin-bottom: 10px;
  font-family: var(--mono);
  font-size: 22px;
  font-weight: 700;
  color: var(--amber);
  letter-spacing: .06em;
}

.page-contact .ct-steps__item h3 {
  margin: 0 0 8px;
  font-family: var(--sans);
  font-size: 18px;
  font-weight: 700;
  color: var(--on-dark);
}

.page-contact .ct-steps__item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
  color: rgba(242, 237, 228, .82);
}

.page-contact .ct-steps__foot {
  margin: clamp(22px, 3vw, 34px) 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(242, 237, 228, .78);
}

.page-contact .ct-steps__foot a {
  color: var(--amber);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-contact .ct-fields {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 768px) {
  .page-contact .ct-channels__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-contact .ct-partner__card:last-child {
    grid-column: span 2;
  }
}

@media (min-width: 900px) {
  .page-contact .ct-hero__inner {
    grid-template-columns: minmax(0, 1.12fr) minmax(300px, .88fr);
    align-items: end;
  }

  .page-contact .ct-response__grid {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, .96fr);
  }

  .page-contact .ct-form__layout {
    grid-template-columns: minmax(0, 1.36fr) minmax(250px, .64fr);
    align-items: start;
  }

  .page-contact .ct-form__side {
    position: sticky;
    top: var(--ct-stick);
  }

  .page-contact .ct-place__grid {
    grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
  }

  .page-contact .ct-steps__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }
}

@media (min-width: 1080px) {
  .page-contact .ct-channels__grid {
    grid-template-columns: 1.24fr 1fr 1fr;
  }

  .page-contact .ct-partner__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .ct-partner__card:last-child {
    grid-column: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact *,
  .page-contact *::before,
  .page-contact *::after {
    transition: none !important;
    animation: none !important;
  }

  .page-contact .ct-channel:hover,
  .page-contact .ct-field:hover {
    transform: none;
  }
}