.page-contact {
  --ct-rule-soft: rgba(13, 26, 47, 0.10);
}

/* ---------- 页首深色区 ---------- */
.page-contact .contact-intro {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--ink);
  color: var(--paper);
  padding: clamp(26px, 4vw, 44px) 0 clamp(34px, 5vw, 58px);
}

.page-contact .contact-intro::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 4px;
  background: var(--accent);
  z-index: 3;
}

.page-contact .contact-intro > .content-wrap {
  position: relative;
  z-index: 2;
}

.page-contact .contact-intro__glow {
  position: absolute;
  top: -40%;
  right: -12%;
  width: 68%;
  height: 170%;
  z-index: 1;
  pointer-events: none;
  background: radial-gradient(closest-side, var(--accent), transparent 72%);
  opacity: 0.16;
}

.page-contact .contact-intro .breadcrumb {
  margin-bottom: clamp(18px, 3vw, 30px);
  color: var(--gray);
  font-size: 13px;
}

.page-contact .contact-intro .breadcrumb a {
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid var(--rule-dark);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-contact .contact-intro .breadcrumb a:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.page-contact .contact-intro .breadcrumb li[aria-current="page"] {
  color: var(--gray);
}

.page-contact .contact-intro .eyebrow {
  color: var(--accent);
}

.page-contact h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 5.4vw, 64px);
  line-height: 1.03;
  letter-spacing: -0.02em;
  color: var(--paper);
  margin: 0 0 clamp(16px, 2vw, 22px);
  max-width: 18ch;
}

.page-contact .contact-intro__lede {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(16px, 1.5vw, 20px);
  line-height: 1.75;
  color: rgba(244, 239, 228, 0.8);
  max-width: 56ch;
  margin: 0 0 clamp(26px, 3.5vw, 42px);
}

.page-contact .contact-facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--rule-dark-soft);
  border: 1px solid var(--rule-dark);
}

.page-contact .contact-facts li {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 15px 18px;
  background: var(--ink);
}

.page-contact .contact-facts__k {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--gray);
}

.page-contact .contact-facts__v {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(16px, 1.6vw, 21px);
  line-height: 1.2;
  letter-spacing: 0.01em;
  color: var(--paper);
}

@media (min-width: 721px) {
  .page-contact .contact-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 通栏氛围图 ---------- */
.page-contact .contact-banner {
  margin: 0;
  background: var(--ink-2);
  line-height: 0;
}

.page-contact .contact-banner img {
  display: block;
  width: 100%;
  height: clamp(190px, 30vw, 400px);
  object-fit: cover;
  object-position: 50% 62%;
  filter: saturate(0.82) contrast(1.06) brightness(0.92);
}

/* ---------- 分栏骨架 ---------- */
.page-contact .contact-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 4vw, 58px);
  padding: clamp(36px, 5vw, 68px) 0 clamp(40px, 5vw, 72px);
}

.page-contact .contact-main {
  min-width: 0;
}

.page-contact .contact-main > section + section {
  margin-top: clamp(40px, 5.5vw, 72px);
}

@media (min-width: 961px) {
  .page-contact .contact-split {
    grid-template-columns: 292px minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .contact-aside {
    position: sticky;
    top: 104px;
  }
}

/* ---------- 左侧联系卡 ---------- */
.page-contact .contact-card {
  position: relative;
  background: var(--paper);
  border: 1px solid var(--rule);
  box-shadow: 7px 7px 0 -1px var(--paper-2), 7px 7px 0 0 var(--rule);
  padding: clamp(20px, 2.6vw, 28px);
}

.page-contact .contact-card__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--ink);
  margin: 0 0 18px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--accent);
}

.page-contact .contact-rows {
  margin: 0;
  display: grid;
  gap: 16px;
}

.page-contact .contact-row {
  display: grid;
  gap: 5px;
  min-width: 0;
}

.page-contact .contact-row dt {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--gray);
}

.page-contact .contact-row dd {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-contact .contact-row--addr dd {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 15px;
  line-height: 1.75;
}

.page-contact .contact-card__note {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--rule);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--ink-3);
}

/* ---------- 响应时段带 ---------- */
.page-contact .hours {
  margin-top: 30px;
}

.page-contact .hours__title {
  margin: 0 0 10px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--gray);
}

.page-contact .hours__segs {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 7px;
}

.page-contact .hours__seg {
  position: relative;
  padding: 11px 13px;
  background: var(--paper);
  border: 1px dashed var(--rule);
  border-left: 4px solid var(--accent);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-contact .hours__seg:hover,
.page-contact .hours__seg:focus-within {
  border-style: solid;
  border-color: var(--accent);
  background: var(--paper-2);
}

.page-contact .hours__time {
  display: block;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 14px;
  line-height: 1.2;
  color: var(--ink);
}

.page-contact .hours__hint {
  display: block;
  margin-top: 3px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--gray);
}

.page-contact .hours__tip {
  display: block;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  margin-top: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-3);
  transition: max-height 200ms var(--ease), opacity 200ms var(--ease), margin-top 200ms var(--ease);
}

.page-contact .hours__seg:hover .hours__tip,
.page-contact .hours__seg:focus-within .hours__tip {
  max-height: 160px;
  opacity: 1;
  margin-top: 8px;
}

/* ---------- 通用区块标题 ---------- */
.page-contact .block-title {
  position: relative;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(23px, 3.1vw, 36px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 0 0 14px;
  padding-left: 18px;
}

.page-contact .block-title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.14em;
  bottom: 0.14em;
  width: 5px;
  background: var(--accent);
}

.page-contact .block-lede {
  margin: 0 0 clamp(22px, 3vw, 32px);
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.82;
  color: var(--ink-3);
}

/* ---------- 来意标签切换 ---------- */
.page-contact .ways__widget {
  position: relative;
}

.page-contact .ways__radio {
  position: absolute;
  top: 0;
  left: 0;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
  clip-path: inset(50%);
}

.page-contact .ways__tabs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 18px;
}

.page-contact .ways__tab {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 13px 14px;
  cursor: pointer;
  background: var(--paper);
  border: 1px dashed var(--rule);
  font-size: 14px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--ink-2);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-contact .ways__tab::before {
  content: "";
  flex: none;
  width: 9px;
  height: 9px;
  border: 2px solid var(--gray);
  border-radius: 50%;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .ways__tab:hover {
  border-style: solid;
  border-color: var(--accent);
}

.page-contact #way-a:checked ~ .ways__tabs [for="way-a"],
.page-contact #way-b:checked ~ .ways__tabs [for="way-b"],
.page-contact #way-c:checked ~ .ways__tabs [for="way-c"],
.page-contact #way-d:checked ~ .ways__tabs [for="way-d"] {
  border-style: solid;
  border-color: var(--accent);
  background: var(--ink);
  color: var(--paper);
}

.page-contact #way-a:checked ~ .ways__tabs [for="way-a"]::before,
.page-contact #way-b:checked ~ .ways__tabs [for="way-b"]::before,
.page-contact #way-c:checked ~ .ways__tabs [for="way-c"]::before,
.page-contact #way-d:checked ~ .ways__tabs [for="way-d"]::before {
  border-color: var(--accent);
  background: var(--accent);
}

.page-contact #way-a:focus-visible ~ .ways__tabs [for="way-a"],
.page-contact #way-b:focus-visible ~ .ways__tabs [for="way-b"],
.page-contact #way-c:focus-visible ~ .ways__tabs [for="way-c"],
.page-contact #way-d:focus-visible ~ .ways__tabs [for="way-d"] {
  outline: 2px solid var(--ink);
  outline-offset: 2px;
}

@media (min-width: 721px) {
  .page-contact .ways__tabs {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-contact .ways__panel {
  display: none;
  background: var(--paper);
  border: 1px solid var(--rule);
  border-top: 4px solid var(--accent);
  padding: clamp(20px, 3vw, 30px);
}

.page-contact #way-a:checked ~ .ways__panels #panel-a,
.page-contact #way-b:checked ~ .ways__panels #panel-b,
.page-contact #way-c:checked ~ .ways__panels #panel-c,
.page-contact #way-d:checked ~ .ways__panels #panel-d {
  display: block;
}

.page-contact .ways__index {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--gray);
}

.page-contact .ways__panel h3 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(19px, 2.2vw, 25px);
  line-height: 1.2;
  color: var(--ink);
}

.page-contact .ways__panel > p {
  margin: 0;
  max-width: 56ch;
  font-size: 15.5px;
  line-height: 1.82;
  color: var(--ink-3);
}

.page-contact .ways__spec {
  margin: 22px 0 0;
  display: grid;
  gap: 1px;
  background: var(--ct-rule-soft);
  border: 1px solid var(--ct-rule-soft);
}

.page-contact .ways__spec > div {
  display: grid;
  gap: 5px;
  padding: 13px 15px;
  background: var(--paper);
}

@media (min-width: 721px) {
  .page-contact .ways__spec {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-contact .ways__spec dt {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--gray);
}

.page-contact .ways__spec dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--ink-3);
}

/* ---------- 合作一方 ---------- */
.page-contact .coop__list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--ct-rule-soft);
  border-top: 1px solid var(--ct-rule-soft);
  border-bottom: 1px solid var(--ct-rule-soft);
}

.page-contact .coop__list li {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 16px 4px;
  background: var(--paper);
  border-bottom: 1px dashed var(--rule);
}

.page-contact .coop__list li:last-child {
  border-bottom: 0;
}

.page-contact .coop__num {
  flex: none;
  min-width: 2.6ch;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(26px, 3.4vw, 40px);
  line-height: 1;
  color: var(--accent);
}

.page-contact .coop__txt {
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-3);
}

.page-contact .coop__link {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
}

.page-contact .coop__textlink {
  font-size: 14px;
  color: var(--ink-2);
  text-decoration: none;
  border-bottom: 1px solid var(--rule);
  padding-bottom: 2px;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-contact .coop__textlink:hover {
  color: var(--accent-ink);
  border-bottom-color: var(--accent);
}

/* ---------- 到访 ---------- */
.page-contact .visit {
  padding: clamp(34px, 5vw, 62px) 0 clamp(38px, 5vw, 70px);
  border-top: 1px solid var(--rule-soft);
}

.page-contact .visit__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 3.5vw, 48px);
}

.page-contact .visit__figure {
  margin: 0;
  order: -1;
  border: 1px solid var(--rule);
  background: var(--paper-2);
  line-height: 0;
}

.page-contact .visit__figure img {
  display: block;
  width: 100%;
  height: clamp(180px, 26vw, 320px);
  object-fit: cover;
  filter: saturate(0.84) contrast(1.05);
}

.page-contact .visit__list {
  margin: 0;
  display: grid;
  gap: 0;
}

.page-contact .visit__list > div {
  display: grid;
  gap: 5px;
  padding: 15px 0;
  border-bottom: 1px dashed var(--rule);
}

.page-contact .visit__list > div:first-child {
  border-top: 1px dashed var(--rule);
}

.page-contact .visit__list dt {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--gray);
}

.page-contact .visit__list dd {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--ink-3);
}

@media (min-width: 861px) {
  .page-contact .visit__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .visit__figure {
    order: 2;
  }
}

/* ---------- 留言表单 ---------- */
.page-contact .message {
  position: relative;
  background: var(--ink);
  color: var(--paper);
  padding: clamp(40px, 5.5vw, 76px) 0 clamp(44px, 6vw, 84px);
}

.page-contact .message::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: linear-gradient(
    90deg,
    var(--spring) 0 25%,
    var(--summer) 25% 50%,
    var(--autumn) 50% 75%,
    var(--winter) 75% 100%
  );
}

.page-contact .message .block-title {
  color: var(--paper);
}

.page-contact .message .block-lede {
  color: rgba(244, 239, 228, 0.74);
}

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

@media (min-width: 721px) {
  .page-contact .message__form {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px 26px;
  }

  .page-contact .field--wide,
  .page-contact .field--action {
    grid-column: 1 / -1;
  }
}

.page-contact .field {
  display: grid;
  gap: 7px;
  min-width: 0;
}

.page-contact .field__label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: rgba(244, 239, 228, 0.72);
}

.page-contact .field__req {
  color: var(--accent);
}

.page-contact .field__input {
  width: 100%;
  min-width: 0;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid transparent;
  border-radius: 0;
  padding: 12px 14px;
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-contact .field__input::placeholder {
  color: var(--gray);
}

.page-contact .field__input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(47, 182, 138, 0.2);
}

.page-contact select.field__input {
  appearance: none;
  padding-right: 36px;
  background-image: linear-gradient(45deg, transparent 50%, var(--ink-2) 50%),
    linear-gradient(135deg, var(--ink-2) 50%, transparent 50%);
  background-position: calc(100% - 20px) 50%, calc(100% - 14px) 50%;
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
}

.page-contact .field__input--area {
  resize: vertical;
  min-height: 130px;
}

.page-contact .field__error {
  display: none;
  margin: 0;
  padding-left: 10px;
  border-left: 3px solid var(--accent);
  font-size: 13px;
  line-height: 1.65;
  color: var(--gray);
}

.page-contact .field__input:user-invalid {
  border-color: var(--accent);
}

.page-contact .field__input:user-invalid + .field__error {
  display: block;
}

.page-contact .field--action {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  padding-top: 4px;
}

.page-contact .field__tip {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--gray);
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ways__tab,
  .page-contact .hours__seg,
  .page-contact .hours__tip,
  .page-contact .field__input,
  .page-contact .coop__textlink,
  .page-contact .contact-intro .breadcrumb a {
    transition: none;
  }
}