.page-contact {
  --pc-grid-line: rgba(141, 161, 180, 0.09);
  --pc-panel-bg: #0f1c2d;
  --pc-mail-size: clamp(0.95rem, 2.6vw, 1.45rem);
  background: var(--night-900);
  color: var(--text);
  overflow-x: hidden;
}

.page-contact .num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}

.page-contact .section {
  padding: clamp(2.75rem, 6vw, 4.5rem) 0;
}

/* ---------- 首屏联络面板 ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line-strong);
  background:
    radial-gradient(120% 90% at 6% 0%, rgba(47, 227, 208, 0.13), transparent 58%),
    radial-gradient(90% 80% at 100% 0%, rgba(255, 106, 42, 0.1), transparent 60%),
    var(--night-950);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--pc-grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--pc-grid-line) 1px, transparent 1px);
  background-size: 72px 72px;
  pointer-events: none;
}

.page-contact .contact-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.75rem, 4vw, 3rem);
  padding: clamp(1.75rem, 5vw, 3rem) 0 clamp(2.5rem, 7vw, 4.5rem);
}

.page-contact .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  list-style: none;
  margin: 0 0 1.1rem;
  padding: 0;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--text-dim);
}

.page-contact .breadcrumb__item::after {
  content: "/";
  margin-left: 0.5rem;
  color: var(--line-strong);
}

.page-contact .breadcrumb__link {
  color: var(--text-dim);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--t-fast), border-color var(--t-fast);
}

.page-contact .breadcrumb__link:hover,
.page-contact .breadcrumb__link:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
}

.page-contact .breadcrumb__current {
  color: var(--warm);
}

.page-contact .eyebrow {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
}

.page-contact .eyebrow::before {
  content: "";
  width: 26px;
  height: 2px;
  background: var(--cyan);
  display: inline-block;
}

.page-contact .contact-hero h1 {
  margin: 0.75rem 0 1rem;
  font-family: var(--font-display);
  font-size: clamp(1.95rem, 5.6vw, 3.5rem);
  font-weight: 800;
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--warm);
  text-wrap: balance;
}

.page-contact .contact-hero__lead {
  margin: 0;
  max-width: 46ch;
  font-size: clamp(0.94rem, 1.6vw, 1.02rem);
  line-height: 1.7;
  color: var(--text-dim);
}

.page-contact .contact-dial {
  margin-top: clamp(1.5rem, 4vw, 2rem);
  padding: clamp(1rem, 3vw, 1.5rem);
  display: grid;
  gap: clamp(1rem, 2.5vw, 1.35rem);
  background: rgba(6, 13, 23, 0.74);
  border: 1px solid var(--line);
  border-left: 4px solid var(--cyan);
  box-shadow: var(--shadow-hard);
}

.page-contact .contact-dial__item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "label copy"
    "value copy";
  align-items: center;
  column-gap: 0.75rem;
  row-gap: 0.4rem;
  min-width: 0;
  padding-bottom: clamp(0.9rem, 2vw, 1.2rem);
  border-bottom: 1px dashed var(--line-soft);
}

.page-contact .contact-dial__item:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-contact .contact-dial__label {
  grid-area: label;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-contact .contact-dial__value {
  grid-area: value;
  min-width: 0;
  font-size: clamp(1.65rem, 6.4vw, 3.1rem);
  font-weight: 700;
  line-height: 1.02;
  color: var(--warm);
  overflow-wrap: anywhere;
}

.page-contact .contact-dial__value--mail {
  font-size: var(--pc-mail-size);
  color: var(--cyan);
  letter-spacing: 0;
}

.page-contact .contact-dial__copy {
  grid-area: copy;
  align-self: center;
  min-height: 38px;
  padding: 0.4rem 0.85rem;
  font-family: var(--font-body);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--cyan);
  background: transparent;
  border: 1px solid rgba(47, 227, 208, 0.45);
  border-radius: var(--r-pill);
  cursor: pointer;
  transition: background var(--t-fast), color var(--t-fast), border-color var(--t-fast);
}

.page-contact .contact-dial__copy:hover,
.page-contact .contact-dial__copy:focus-visible {
  background: var(--cyan);
  color: var(--night-950);
  border-color: var(--cyan);
}

.page-contact .contact-dial__copy[data-copied="true"] {
  background: var(--green);
  border-color: var(--green);
  color: var(--night-950);
}

.page-contact .contact-hero__note {
  margin: 0.9rem 0 0;
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--mist);
}

.page-contact .contact-hero__aside {
  display: grid;
  gap: 1rem;
  align-content: start;
  min-width: 0;
}

.page-contact .media {
  position: relative;
  display: block;
  margin: 0;
  overflow: hidden;
  background: var(--night-800);
  border: 1px solid var(--line-strong);
}

.page-contact .media img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

.page-contact .media--16x9 {
  aspect-ratio: 16 / 9;
}

.page-contact .media--4x5 {
  aspect-ratio: 4 / 5;
}

.page-contact .media--cut img {
  clip-path: polygon(0 0, 100% 0, 100% 92%, 0 100%);
}

.page-contact .media__label {
  position: absolute;
  left: 0.6rem;
  bottom: 0.55rem;
  padding: 0.22rem 0.55rem;
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  color: var(--warm);
  background: rgba(6, 13, 23, 0.82);
  border-left: 2px solid var(--orange);
}

.page-contact .contact-hero__status {
  display: grid;
  gap: 0.55rem;
  align-content: start;
  padding: clamp(1rem, 3vw, 1.35rem);
  background: var(--night-800);
  border: 1px solid var(--line-strong);
  box-shadow: var(--shadow-hard);
}

.page-contact .tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  align-self: start;
  width: fit-content;
  padding: 0.22rem 0.6rem;
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: var(--r-sm);
  border: 1px solid currentColor;
}

.page-contact .tag--live {
  color: var(--cyan);
}

.page-contact .tag--open {
  color: var(--amber);
}

.page-contact .tag--done {
  color: var(--green);
}

.page-contact .tag--alert {
  color: var(--orange);
}

.page-contact .contact-hero__status-time {
  margin: 0;
  font-size: clamp(1.45rem, 4.2vw, 2rem);
  font-weight: 700;
  line-height: 1;
  color: var(--cyan);
}

.page-contact .contact-hero__status-text {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.65;
  color: var(--text-dim);
}

.page-contact .contact-hero__status .btn {
  justify-self: start;
  min-height: 44px;
  padding: 0.55rem 1.1rem;
  display: inline-flex;
  align-items: center;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-decoration: none;
  color: var(--cyan);
  border: 1px solid var(--cyan);
  border-radius: var(--r-pill);
  margin-top: 0.35rem;
  transition: background var(--t-fast), color var(--t-fast);
}

.page-contact .contact-hero__status .btn:hover,
.page-contact .contact-hero__status .btn:focus-visible {
  background: var(--cyan);
  color: var(--night-950);
}

/* ---------- 章节标题 ---------- */
.page-contact .contact-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: start;
  gap: clamp(0.75rem, 2.5vw, 1.5rem);
  margin-bottom: clamp(1.5rem, 3.5vw, 2.25rem);
}

.page-contact .chapter__num {
  font-family: var(--font-mono);
  font-size: clamp(2rem, 5.4vw, 3.1rem);
  font-weight: 700;
  line-height: 0.9;
  color: transparent;
  -webkit-text-stroke: 1px rgba(141, 161, 180, 0.7);
}

.page-contact .contact-head__body {
  min-width: 0;
  padding-top: 0.15rem;
}

.page-contact .contact-head h2 {
  margin: 0 0 0.5rem;
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 3.4vw, 2.15rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.015em;
  color: var(--warm);
}

.page-contact .contact-head__lead {
  margin: 0;
  max-width: 62ch;
  font-size: 0.93rem;
  line-height: 1.7;
  color: var(--text-dim);
}

/* ---------- 入口卡 ---------- */
.page-contact .channel-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(0.85rem, 2vw, 1.15rem);
}

.page-contact .channel-card {
  min-width: 0;
  display: grid;
  gap: 0.7rem;
  align-content: start;
  padding: clamp(1.05rem, 3vw, 1.55rem);
  background: var(--pc-panel-bg);
  border: 1px solid var(--line-strong);
  border-top: 3px solid var(--line-strong);
  box-shadow: var(--shadow-hard);
  transition: transform var(--t-fast), border-color var(--t-fast), box-shadow var(--t-fast);
}

.page-contact .channel-card:hover {
  transform: translate(-2px, -2px);
  border-color: var(--cyan);
  box-shadow: var(--shadow-hard-lg);
}

.page-contact .channel-card--a { border-top-color: var(--cyan); }
.page-contact .channel-card--b { border-top-color: var(--amber); }
.page-contact .channel-card--c { border-top-color: var(--orange); }
.page-contact .channel-card--d { border-top-color: var(--green); }

.page-contact .channel-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.08rem, 2.4vw, 1.28rem);
  font-weight: 700;
  line-height: 1.25;
  color: var(--warm);
}

.page-contact .channel-card p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.68;
  color: var(--text-dim);
}

.page-contact .channel-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.4rem;
}

.page-contact .channel-list li {
  position: relative;
  padding-left: 1.1rem;
  font-size: 0.84rem;
  line-height: 1.6;
  color: var(--text);
}

.page-contact .channel-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.58em;
  width: 7px;
  height: 2px;
  background: var(--cyan);
}

.page-contact .channel-card__meta {
  padding-top: 0.6rem;
  border-top: 1px solid var(--line-soft);
  font-size: 0.79rem !important;
  color: var(--mist) !important;
}

.page-contact a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 227, 208, 0.35);
  transition: border-color var(--t-fast), color var(--t-fast);
}

.page-contact a:hover,
.page-contact a:focus-visible {
  border-bottom-color: var(--cyan);
  color: var(--warm);
}

/* ---------- 邮箱与电话 ---------- */
.page-contact .contact-direct {
  background: var(--night-800);
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
}

.page-contact .contact-direct__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 2.5rem);
}

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

.page-contact .contact-route {
  padding: clamp(1.05rem, 3vw, 1.6rem);
  display: grid;
  gap: 0.55rem;
  background: rgba(6, 13, 23, 0.6);
  border: 1px solid var(--line);
  border-left: 4px solid var(--orange);
  box-shadow: var(--shadow-hard);
}

.page-contact .contact-route__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "key copy"
    "val copy";
  align-items: center;
  gap: 0.25rem 0.75rem;
  min-width: 0;
}

.page-contact .contact-route__key {
  grid-area: key;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-contact .contact-route__val {
  grid-area: val;
  min-width: 0;
  font-size: clamp(1rem, 3.2vw, 1.35rem);
  font-weight: 700;
  color: var(--warm);
  overflow-wrap: anywhere;
}

.page-contact .contact-route__copy {
  grid-area: copy;
  min-height: 36px;
  padding: 0.35rem 0.8rem;
  font-family: var(--font-body);
  font-size: 0.72rem;
  color: var(--mist);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  cursor: pointer;
  transition: color var(--t-fast), border-color var(--t-fast), background var(--t-fast);
}

.page-contact .contact-route__copy:hover,
.page-contact .contact-route__copy:focus-visible {
  color: var(--night-950);
  background: var(--orange);
  border-color: var(--orange);
}

.page-contact .contact-route__copy[data-copied="true"] {
  background: var(--green);
  border-color: var(--green);
  color: var(--night-950);
}

.page-contact .contact-route__desc {
  margin: 0 0 0.55rem;
  font-size: 0.82rem;
  line-height: 1.65;
  color: var(--text-dim);
}

.page-contact .contact-route__desc:last-of-type {
  margin-bottom: 0;
}

.page-contact .contact-direct__notes {
  margin-top: 1.25rem;
  display: grid;
  gap: 0.85rem;
  padding-left: clamp(0.85rem, 2vw, 1.25rem);
  border-left: 2px solid var(--line-strong);
}

.page-contact .contact-direct__notes p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.72;
  color: var(--text-dim);
}

.page-contact .contact-direct__aside {
  display: grid;
  gap: 0.75rem;
  align-content: start;
  min-width: 0;
}

.page-contact .contact-direct__aside-note {
  margin: 0;
  padding: 0.7rem 0.85rem;
  font-size: 0.79rem;
  line-height: 1.65;
  color: var(--mist);
  background: rgba(6, 13, 23, 0.55);
  border: 1px solid var(--line-soft);
}

/* ---------- 时间与响应 ---------- */
.page-contact .timeline {
  list-style: none;
  margin: 0;
  padding: 0 0 0 clamp(0.9rem, 2.5vw, 1.4rem);
  border-left: 1px solid var(--line);
  display: grid;
  gap: clamp(1rem, 2.5vw, 1.5rem);
}

.page-contact .timeline__item {
  position: relative;
  display: grid;
  gap: 0.5rem;
  min-width: 0;
}

.page-contact .timeline__item::before {
  content: "";
  position: absolute;
  left: calc(-1 * clamp(0.9rem, 2.5vw, 1.4rem) - 4px);
  top: 0.45rem;
  width: 7px;
  height: 7px;
  background: var(--night-900);
  border: 1px solid var(--cyan);
  border-radius: 50%;
}

.page-contact .timeline__body h3 {
  margin: 0 0 0.3rem;
  font-family: var(--font-display);
  font-size: clamp(1rem, 2.3vw, 1.18rem);
  font-weight: 700;
  color: var(--warm);
}

.page-contact .timeline__body p {
  margin: 0;
  max-width: 64ch;
  font-size: 0.88rem;
  line-height: 1.72;
  color: var(--text-dim);
}

.page-contact .contact-timing__order {
  margin-top: clamp(1.5rem, 4vw, 2.25rem);
  padding: clamp(1.05rem, 3vw, 1.5rem);
  background: var(--night-800);
  border: 1px solid var(--line-strong);
  border-left: 4px solid var(--cyan);
  box-shadow: var(--shadow-hard);
}

.page-contact .contact-timing__order h3 {
  margin: 0 0 0.5rem;
  font-family: var(--font-display);
  font-size: clamp(1rem, 2.3vw, 1.15rem);
  color: var(--warm);
}

.page-contact .contact-timing__order p {
  margin: 0;
  max-width: 72ch;
  font-size: 0.88rem;
  line-height: 1.72;
  color: var(--text-dim);
}

/* ---------- 合作 ---------- */
.page-contact .contact-coop {
  background: var(--night-950);
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
}

.page-contact .coop {
  position: relative;
  display: grid;
  gap: clamp(0.9rem, 2.5vw, 1.25rem);
}

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

.page-contact .coop__tabs {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.5rem;
}

.page-contact .coop__tab {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 0.55rem 0.9rem;
  font-size: 0.84rem;
  letter-spacing: 0.04em;
  color: var(--text-dim);
  background: rgba(15, 28, 45, 0.7);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  cursor: pointer;
  transition: background var(--t-fast), color var(--t-fast), border-color var(--t-fast);
}

.page-contact .coop__tab:hover {
  color: var(--warm);
  border-color: var(--cyan);
}

.page-contact #coop-data:checked ~ .coop__tabs label[for="coop-data"],
.page-contact #coop-media:checked ~ .coop__tabs label[for="coop-media"],
.page-contact #coop-topic:checked ~ .coop__tabs label[for="coop-topic"],
.page-contact #coop-channel:checked ~ .coop__tabs label[for="coop-channel"] {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--night-950);
  font-weight: 700;
}

.page-contact #coop-data:focus-visible ~ .coop__tabs label[for="coop-data"],
.page-contact #coop-media:focus-visible ~ .coop__tabs label[for="coop-media"],
.page-contact #coop-topic:focus-visible ~ .coop__tabs label[for="coop-topic"],
.page-contact #coop-channel:focus-visible ~ .coop__tabs label[for="coop-channel"] {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

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

.page-contact .coop__panel {
  display: none;
  gap: 0.7rem;
  align-content: start;
  padding: clamp(1.05rem, 3vw, 1.6rem);
  background: var(--night-800);
  border: 1px solid var(--line-strong);
  border-top: 3px solid var(--orange);
  box-shadow: var(--shadow-hard);
}

.page-contact #coop-data:checked ~ .coop__panels .coop__panel[data-coop-panel="data"],
.page-contact #coop-media:checked ~ .coop__panels .coop__panel[data-coop-panel="media"],
.page-contact #coop-topic:checked ~ .coop__panels .coop__panel[data-coop-panel="topic"],
.page-contact #coop-channel:checked ~ .coop__panels .coop__panel[data-coop-panel="channel"] {
  display: grid;
}

.page-contact .coop__panel h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 2.4vw, 1.25rem);
  font-weight: 700;
  color: var(--warm);
}

.page-contact .coop__panel p {
  margin: 0;
  max-width: 68ch;
  font-size: 0.88rem;
  line-height: 1.72;
  color: var(--text-dim);
}

/* ---------- 来信准备 ---------- */
.page-contact .contact-prep__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 2.5rem);
  align-items: start;
}

.page-contact .prep-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.9rem;
}

.page-contact .prep-list__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.85rem;
  padding-bottom: 0.9rem;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .prep-list__item:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .prep-list__num {
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1;
  color: var(--cyan);
}

.page-contact .prep-list__item h3 {
  margin: 0 0 0.25rem;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--warm);
}

.page-contact .prep-list__item p {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.65;
  color: var(--text-dim);
}

.page-contact .contact-prep__privacy {
  margin: 1.25rem 0 0;
  font-size: 0.82rem;
  line-height: 1.65;
  color: var(--mist);
}

.page-contact .contact-prep__tpl {
  display: grid;
  gap: 0.85rem;
  align-content: start;
  padding: clamp(1.05rem, 3vw, 1.5rem);
  background: var(--night-800);
  border: 1px solid var(--line-strong);
  border-top: 3px solid var(--amber);
  box-shadow: var(--shadow-hard);
  min-width: 0;
}

.page-contact .tpl-block {
  margin: 0;
  padding: 0.9rem 1rem;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.9;
  color: var(--warm);
  background: rgba(6, 13, 23, 0.72);
  border: 1px dashed var(--line);
  border-left: 3px solid var(--amber);
}

.page-contact .tpl-block code {
  font-family: inherit;
  white-space: pre;
}

.page-contact .contact-prep__copy {
  justify-self: start;
  min-height: 44px;
  padding: 0.6rem 1.15rem;
  font-family: var(--font-body);
  font-size: 0.84rem;
  letter-spacing: 0.05em;
  color: var(--night-950);
  background: var(--orange);
  border: 1px solid var(--orange);
  border-radius: var(--r-pill);
  cursor: pointer;
  transition: background var(--t-fast), color var(--t-fast), transform var(--t-fast);
}

.page-contact .contact-prep__copy:hover,
.page-contact .contact-prep__copy:focus-visible {
  background: var(--warm);
  border-color: var(--warm);
  transform: translate(-2px, -2px);
}

.page-contact .contact-prep__copy[data-copied="true"] {
  background: var(--green);
  border-color: var(--green);
}

.page-contact .contact-prep__tpl-note {
  margin: 0;
  font-size: 0.78rem;
  line-height: 1.65;
  color: var(--mist);
}

/* ---------- 联系地址 ---------- */
.page-contact .contact-address {
  padding-bottom: clamp(3rem, 7vw, 5rem);
}

.page-contact .address-board {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.25rem, 3vw, 2rem);
  padding: clamp(1.2rem, 3.5vw, 2rem);
  background:
    linear-gradient(120deg, rgba(47, 227, 208, 0.1), transparent 62%),
    var(--night-800);
  border: 1px solid var(--line-strong);
  border-left: 5px solid var(--cyan);
  box-shadow: var(--shadow-hard-lg);
}

.page-contact .address-board__line {
  margin: 0.55rem 0 0.6rem;
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 3vw, 1.55rem);
  font-weight: 700;
  line-height: 1.35;
  color: var(--warm);
  overflow-wrap: anywhere;
}

.page-contact .address-board__note {
  margin: 0;
  max-width: 46ch;
  font-size: 0.83rem;
  line-height: 1.68;
  color: var(--text-dim);
}

.page-contact .address-board__meta {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.7rem;
  align-content: start;
}

.page-contact .address-board__cell {
  display: grid;
  gap: 0.2rem;
  padding: 0.65rem 0.8rem;
  background: rgba(6, 13, 23, 0.6);
  border: 1px solid var(--line-soft);
  min-width: 0;
}

.page-contact .address-board__key {
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-contact .address-board__val {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--warm);
  overflow-wrap: anywhere;
}

.page-contact .address-board__val--mail {
  font-size: 0.82rem;
  color: var(--cyan);
}

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

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

  .page-contact .address-board__cell:last-child {
    grid-column: span 2;
  }
}

@media (min-width: 780px) {
  .page-contact .channel-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .page-contact .channel-card--a { grid-column: span 7; }
  .page-contact .channel-card--b { grid-column: span 5; }
  .page-contact .channel-card--c { grid-column: span 5; }
  .page-contact .channel-card--d { grid-column: span 7; }

  .page-contact .contact-prep__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.9fr);
  }

  .page-contact .address-board {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
  }

  .page-contact .contact-direct__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.85fr);
    align-items: start;
  }

  .page-contact .coop__tabs {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .timeline {
    padding-left: 1.5rem;
  }
}

@media (max-width: 479px) {
  .page-contact .contact-dial__value {
    font-size: clamp(1.4rem, 8vw, 2rem);
  }

  .page-contact .contact-dial__item {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .page-contact .address-board__meta {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-contact .address-board__cell:last-child {
    grid-column: auto;
  }
}