.page-contact {
  --ct-panel: linear-gradient(158deg, rgba(18, 26, 56, .92), rgba(11, 18, 43, .68));
  --ct-edge: rgba(123, 92, 255, .26);
  --ct-hair: rgba(228, 232, 245, .10);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding-block: clamp(22px, 4vw, 52px) clamp(40px, 6vw, 78px);
  overflow: hidden;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  top: -24%;
  right: -16%;
  width: min(720px, 84vw);
  aspect-ratio: 1;
  background: radial-gradient(circle, rgba(123, 92, 255, .28), rgba(123, 92, 255, 0) 68%);
  pointer-events: none;
}

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

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
    gap: clamp(36px, 5vw, 72px);
  }
}

.page-contact .contact-hero__copy h1 {
  margin: 14px 0 0;
  font-size: clamp(2rem, 6vw, 4.1rem);
  line-height: 1.12;
  letter-spacing: -.022em;
  font-weight: 900;
  color: var(--white);
  text-shadow: 0 0 26px rgba(55, 227, 216, .2);
}

.page-contact .contact-hero__copy .lede {
  margin: 20px 0 0;
  max-width: 46ch;
}

.page-contact .contact-hero__quick {
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-contact .contact-hero__quick li {
  display: grid;
  gap: 5px;
  padding: 14px 20px;
  border-left: 2px solid var(--cyan);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  background: rgba(18, 26, 56, .6);
}

.page-contact .quick-key {
  font-size: var(--fs-xs);
  letter-spacing: .14em;
  color: var(--orbit);
}

.page-contact .quick-val {
  font-size: var(--fs-sm);
  color: var(--silver);
  line-height: 1.6;
  overflow-wrap: anywhere;
}

.page-contact .contact-hero__media {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--ct-edge);
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-panel);
}

.page-contact .contact-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

@media (min-width: 900px) {
  .page-contact .contact-hero__media {
    border-radius: var(--r-lg) var(--r-xl) var(--r-xl) 96px;
  }
}

/* ---------- 通用区块节奏 ---------- */
.page-contact .contact-router,
.page-contact .contact-reach,
.page-contact .contact-partners,
.page-contact .contact-prep {
  padding-block: clamp(52px, 7.5vw, 96px);
}

.page-contact .section-head {
  max-width: 46ch;
  margin-bottom: clamp(28px, 4vw, 44px);
}

.page-contact .section-head h2 {
  margin: 10px 0 0;
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  line-height: 1.2;
  letter-spacing: -.018em;
  font-weight: 900;
  color: var(--white);
}

/* ---------- 四类问题切换 ---------- */
.page-contact .router {
  display: grid;
  gap: 22px;
}

.page-contact .router__tabs {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 8px;
  scrollbar-width: none;
}

.page-contact .router__tabs::-webkit-scrollbar {
  display: none;
}

.page-contact .router__tab {
  flex: 0 0 auto;
  appearance: none;
  font: inherit;
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--silver);
  background: rgba(11, 18, 43, .76);
  border: 1px solid var(--ct-edge);
  border-radius: var(--r-pill);
  padding: 11px 20px;
  cursor: pointer;
  white-space: nowrap;
  transition: color var(--t), background var(--t), border-color var(--t), box-shadow var(--t);
}

.page-contact .router__tab:hover {
  color: var(--white);
  border-color: rgba(55, 227, 216, .45);
}

.page-contact .router__tab[aria-selected="true"] {
  color: var(--white);
  background: linear-gradient(180deg, rgba(55, 227, 216, .18), rgba(55, 227, 216, .04));
  border-color: rgba(55, 227, 216, .6);
  box-shadow: 0 0 0 1px rgba(55, 227, 216, .3), 0 10px 26px rgba(55, 227, 216, .1);
}

.page-contact .router__panel {
  background: var(--ct-panel);
  border: 1px solid var(--ct-edge);
  border-radius: var(--r-xl);
  padding: clamp(22px, 3.4vw, 40px);
  box-shadow: var(--shadow-panel);
}

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

.page-contact .router__panel h3 {
  margin: 0 0 10px;
  font-size: var(--fs-lg);
  font-weight: 800;
  letter-spacing: -.012em;
  color: var(--white);
}

.page-contact .router__lead {
  margin: 0 0 26px;
  max-width: 52ch;
  color: var(--orbit);
  line-height: 1.8;
}

.page-contact .router__cols {
  display: grid;
  gap: 24px;
}

@media (min-width: 720px) {
  .page-contact .router__cols {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 28px;
  }
}

.page-contact .router__col h4 {
  margin: 0 0 12px;
  font-size: var(--fs-sm);
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--violet-2);
}

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

.page-contact .router__col li {
  position: relative;
  padding-left: 20px;
  font-size: var(--fs-sm);
  line-height: 1.75;
  color: var(--silver);
}

.page-contact .router__col li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--cyan) 0 45%, rgba(55, 227, 216, .16) 46%);
}

.page-contact .router__next {
  margin: 26px 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--ct-hair);
  font-size: var(--fs-sm);
  line-height: 1.8;
  color: var(--orbit);
}

.page-contact .router__next a {
  color: var(--violet-2);
  text-underline-offset: 3px;
}

.page-contact .router__next a:hover {
  color: var(--cyan);
}

@media (min-width: 900px) {
  .page-contact .router {
    grid-template-columns: minmax(220px, 268px) minmax(0, 1fr);
    gap: clamp(28px, 4vw, 56px);
    align-items: start;
  }

  .page-contact .router__tabs {
    flex-direction: column;
    gap: 4px;
    overflow: visible;
    padding: 0;
  }

  .page-contact .router__tab {
    width: 100%;
    text-align: left;
    white-space: normal;
    border: 0;
    border-left: 2px solid var(--ct-hair);
    border-radius: 0 var(--r-sm) var(--r-sm) 0;
    background: transparent;
    padding: 15px 20px;
    font-size: var(--fs-base);
  }

  .page-contact .router__tab[aria-selected="true"] {
    border-left-color: var(--cyan);
    background: linear-gradient(90deg, rgba(55, 227, 216, .14), rgba(55, 227, 216, 0) 88%);
    box-shadow: none;
  }
}

/* ---------- 联系方式与服务时段 ---------- */
.page-contact .reach {
  display: grid;
  gap: clamp(30px, 4vw, 48px);
}

@media (min-width: 940px) {
  .page-contact .reach {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.14fr);
    gap: clamp(40px, 5vw, 72px);
    align-items: start;
  }
}

.page-contact .reach__card {
  background: var(--ct-panel);
  border: 1px solid var(--ct-edge);
  border-radius: var(--r-xl);
  padding: clamp(24px, 3.6vw, 40px);
  box-shadow: var(--shadow-panel);
}

.page-contact .reach__card h2 {
  margin: 10px 0 22px;
  font-size: clamp(1.4rem, 3.4vw, 1.9rem);
  font-weight: 800;
  letter-spacing: -.015em;
  color: var(--white);
}

.page-contact .reach__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
}

.page-contact .reach__row {
  display: grid;
  gap: 6px;
  padding: 15px 0;
  border-bottom: 1px solid var(--ct-hair);
}

.page-contact .reach__row:first-child {
  padding-top: 0;
}

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

.page-contact .reach__key {
  font-size: var(--fs-xs);
  letter-spacing: .14em;
  color: var(--orbit);
}

.page-contact .reach__val {
  font-size: var(--fs-sm);
  line-height: 1.75;
  color: var(--silver);
  overflow-wrap: anywhere;
}

.page-contact .reach__note {
  margin: 22px 0 16px;
  font-size: var(--fs-xs);
  line-height: 1.7;
  color: var(--orbit);
}

.page-contact .reach__hours h2 {
  margin: 10px 0 14px;
  font-size: clamp(1.4rem, 3.4vw, 1.9rem);
  font-weight: 800;
  letter-spacing: -.015em;
  color: var(--white);
}

.page-contact .reach__hours-txt {
  margin: 0 0 26px;
  max-width: 48ch;
  color: var(--silver);
  line-height: 1.8;
}

.page-contact .hours-track {
  border: 1px solid var(--ct-edge);
  border-radius: var(--r-lg);
  padding: clamp(14px, 2.4vw, 26px);
  background:
    radial-gradient(120% 160% at 10% 0%, rgba(123, 92, 255, .18), rgba(4, 7, 15, 0) 62%),
    rgba(11, 18, 43, .6);
}

.page-contact .hours-track svg {
  display: block;
  width: 100%;
  height: auto;
}

/* ---------- 渠道与内容共建 ---------- */
.page-contact .partners {
  display: grid;
  gap: clamp(30px, 4vw, 52px);
}

@media (min-width: 940px) {
  .page-contact .partners {
    grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
    gap: clamp(40px, 5vw, 76px);
    align-items: start;
  }
}

.page-contact .partners__media {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--ct-edge);
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-panel);
}

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

.page-contact .partners__copy h2 {
  margin: 10px 0 16px;
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  line-height: 1.2;
  letter-spacing: -.018em;
  font-weight: 900;
  color: var(--white);
}

.page-contact .partners__copy > p {
  margin: 0;
  max-width: 52ch;
  color: var(--silver);
  line-height: 1.8;
}

.page-contact .partners__list {
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
}

.page-contact .partners__list li {
  padding: 20px 0;
  border-top: 1px solid var(--ct-hair);
}

.page-contact .partners__list li:last-child {
  border-bottom: 1px solid var(--ct-hair);
}

.page-contact .partners__list h3 {
  margin: 0 0 8px;
  font-size: var(--fs-base);
  font-weight: 700;
  color: var(--cyan);
}

.page-contact .partners__list p {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.8;
  color: var(--orbit);
}

.page-contact .partners__cta {
  margin: 26px 0 0;
  padding: 16px 20px;
  border-radius: var(--r-md);
  border-left: 3px solid var(--amber);
  background: rgba(255, 178, 92, .1);
  font-size: var(--fs-sm);
  line-height: 1.75;
  color: var(--silver);
}

/* ---------- 来信准备清单 ---------- */
.page-contact .prep-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
}

.page-contact .prep-list li {
  display: grid;
  gap: 12px;
  padding: clamp(20px, 3vw, 30px) 0;
  border-top: 1px solid var(--ct-hair);
}

.page-contact .prep-list li:last-child {
  border-bottom: 1px solid var(--ct-hair);
}

@media (min-width: 760px) {
  .page-contact .prep-list li {
    grid-template-columns: 76px minmax(0, 1fr);
    gap: clamp(20px, 3vw, 40px);
    align-items: start;
  }
}

.page-contact .prep-idx {
  font-size: var(--fs-lg);
  font-weight: 700;
  line-height: 1.2;
  color: rgba(55, 227, 216, .58);
}

.page-contact .prep-list h3 {
  margin: 0 0 8px;
  font-size: var(--fs-md);
  font-weight: 700;
  color: var(--white);
}

.page-contact .prep-list p {
  margin: 0;
  max-width: 64ch;
  font-size: var(--fs-sm);
  line-height: 1.85;
  color: var(--orbit);
}

/* ---------- 站点信息 ---------- */
.page-contact .contact-site {
  padding-block: clamp(40px, 6vw, 76px);
  border-top: 1px solid rgba(123, 92, 255, .22);
  background: linear-gradient(180deg, rgba(11, 18, 43, .55), rgba(4, 7, 15, 0));
}

.page-contact .contact-site__inner {
  display: grid;
  gap: 26px;
}

@media (min-width: 820px) {
  .page-contact .contact-site__inner {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    gap: clamp(36px, 5vw, 64px);
    align-items: center;
  }
}

.page-contact .contact-site__inner h2 {
  margin: 10px 0 12px;
  font-size: clamp(1.25rem, 3vw, 1.6rem);
  font-weight: 800;
  letter-spacing: -.012em;
  color: var(--white);
}

.page-contact .contact-site__inner p {
  margin: 0;
  max-width: 50ch;
  font-size: var(--fs-sm);
  line-height: 1.8;
  color: var(--orbit);
}

.page-contact .contact-site__facts {
  margin: 0;
  display: grid;
  gap: 14px;
}

.page-contact .contact-site__facts > div {
  display: grid;
  gap: 5px;
  padding: 15px 20px;
  border: 1px solid var(--ct-edge);
  border-radius: var(--r-sm);
  background: rgba(18, 26, 56, .66);
}

.page-contact .contact-site__facts dt {
  font-size: var(--fs-xs);
  letter-spacing: .14em;
  color: var(--orbit);
}

.page-contact .contact-site__facts dd {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.7;
  color: var(--silver);
  overflow-wrap: anywhere;
}

/* ---------- 动效与可访问性 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-contact .router__tab,
  .page-contact .contact-hero__media,
  .page-contact .hours-track {
    transition: none;
  }
}