.page-contact {
  --pc-pad: clamp(18px, 3.4vw, 34px);
  --pc-gap: clamp(26px, 4.5vw, 56px);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding-block: clamp(18px, 3vw, 30px) clamp(34px, 6vw, 76px);
  background:
    radial-gradient(115% 95% at 88% -18%, rgba(13, 75, 79, 0.68), transparent 64%),
    radial-gradient(80% 70% at -10% 110%, rgba(36, 35, 79, 0.55), transparent 62%),
    var(--ink-deep);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(to right, rgba(157, 180, 198, 0.07) 1px, transparent 1px);
  background-size: 88px 100%;
  pointer-events: none;
}

.page-contact .contact-hero-grid {
  position: relative;
  display: grid;
  gap: var(--pc-gap);
  align-items: start;
}

.page-contact .contact-hero-main .crumbs {
  margin: 0 0 clamp(16px, 2.6vw, 26px);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--fog);
}

.page-contact .contact-hero-main .crumbs a {
  color: var(--fog);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

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

.page-contact .contact-hero-main .crumbs span[aria-hidden] {
  color: rgba(157, 180, 198, 0.5);
  margin-inline: 8px;
}

.page-contact .contact-hero-main .crumbs span[aria-current] {
  color: var(--ice);
}

.page-contact .contact-hero-main .eyebrow {
  margin: 0 0 14px;
  color: var(--cyan);
}

.page-contact .contact-hero-main h1 {
  margin: 0;
  font-family: var(--font-title);
  font-size: clamp(2.4rem, 7.2vw, 4.6rem);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: -0.01em;
  color: var(--ice);
}

.page-contact .contact-hero-main .lede {
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  max-width: 58ch;
  font-family: var(--font-serif);
  font-size: clamp(0.98rem, 1.1vw, 1.06rem);
  line-height: 1.95;
  color: rgba(238, 246, 248, 0.86);
}

.page-contact .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 30px);
}

.page-contact .hero-meta {
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--fog);
}

.page-contact .contact-hero-media {
  margin: 0;
  border: 1px solid var(--line);
  overflow: hidden;
  background: var(--ink-polar);
}

.page-contact .contact-hero-media img {
  display: block;
  width: 100%;
  height: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

/* ---------- 通道分类 ---------- */
.page-contact .channel-band {
  padding-block: clamp(38px, 6.5vw, 84px);
  background: var(--ink-deep);
}

.page-contact .band-head {
  max-width: 66ch;
  margin-bottom: clamp(26px, 4vw, 44px);
}

.page-contact .band-head .eyebrow {
  margin: 0;
  color: var(--cyan);
}

.page-contact .band-title {
  margin: 12px 0 0;
  font-family: var(--font-title);
  font-size: clamp(1.75rem, 3.6vw, 2.6rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.005em;
  color: var(--ice);
}

.page-contact .band-lede {
  margin: 14px 0 0;
  max-width: 58ch;
  color: var(--fog);
  font-size: 0.98rem;
  line-height: 1.8;
}

.page-contact .channel-grid {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .contact-card {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: var(--pc-pad);
  background: var(--indigo);
}

.page-contact .contact-card .eyebrow {
  margin: 0;
  color: var(--cyan);
}

.page-contact .card-title {
  margin: -6px 0 4px;
  font-family: var(--font-title);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--ice);
}

.page-contact .cc-item {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding-bottom: 15px;
  border-bottom: 1px dashed rgba(157, 180, 198, 0.26);
}

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

.page-contact .cc-key {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fog);
}

.page-contact .cc-val {
  font-size: 0.97rem;
  line-height: 1.6;
  color: var(--ice);
  overflow-wrap: anywhere;
}

.page-contact .cc-val--mono {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.88rem;
  letter-spacing: -0.01em;
}

.page-contact .cc-note {
  font-size: 0.82rem;
  line-height: 1.6;
  color: rgba(157, 180, 198, 0.92);
}

.page-contact .channel-index {
  padding: var(--pc-pad);
  background: var(--ink-polar);
}

.page-contact .route-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .route-item {
  display: grid;
  gap: 12px;
  padding: clamp(18px, 2.6vw, 26px) 0;
  border-top: 1px solid var(--line);
}

.page-contact .route-item:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-contact .route-item:last-child {
  padding-bottom: 0;
}

.page-contact .route-no {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.35rem;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--cyan);
}

.page-contact .route-body h3 {
  margin: 0 0 7px;
  font-family: var(--font-title);
  font-size: 1.22rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--ice);
}

.page-contact .route-body p {
  margin: 0;
  max-width: 58ch;
  font-size: 0.94rem;
  line-height: 1.78;
  color: var(--fog);
}

.page-contact .route-body .route-to {
  margin-top: 11px;
  padding-left: 10px;
  border-left: 2px solid var(--amber);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--ice);
}

/* ---------- 登录异常 ---------- */
.page-contact .login-help {
  padding-block: clamp(38px, 6.5vw, 84px);
  background: linear-gradient(180deg, rgba(13, 75, 79, 0.94), rgba(8, 26, 41, 0.99));
  border-block: 1px solid var(--line);
}

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

.page-contact .login-intro .eyebrow {
  margin: 0 0 12px;
  color: var(--cyan);
}

.page-contact .login-intro h2 {
  margin: 0;
  font-family: var(--font-title);
  font-size: clamp(1.7rem, 3.4vw, 2.4rem);
  font-weight: 700;
  line-height: 1.12;
  color: var(--ice);
}

.page-contact .login-intro p {
  margin: 16px 0 0;
  max-width: 46ch;
  font-family: var(--font-serif);
  font-size: 0.98rem;
  line-height: 1.95;
  color: rgba(238, 246, 248, 0.84);
}

.page-contact .login-intro .btn {
  margin-top: 22px;
}

.page-contact .step-list {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: step;
}

.page-contact .step-list li {
  position: relative;
  padding: 15px 0 15px 42px;
  border-top: 1px solid var(--line);
  font-size: 0.94rem;
  line-height: 1.78;
  color: rgba(238, 246, 248, 0.92);
}

.page-contact .step-list li::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 0;
  top: 16px;
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--ink);
  background: var(--amber);
}

.page-contact .tpl-block {
  margin-top: 24px;
  padding: 20px 22px;
  background: rgba(5, 16, 24, 0.55);
  border: 1px solid var(--line-live);
  border-left: 3px solid var(--amber);
}

.page-contact .tpl-label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .tpl {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(0.98rem, 2.1vw, 1.14rem);
  letter-spacing: 0.01em;
  color: var(--ice);
  overflow-wrap: anywhere;
}

.page-contact .tpl-hint {
  margin: 12px 0 0;
  max-width: 52ch;
  font-size: 0.86rem;
  line-height: 1.72;
  color: var(--fog);
}

/* ---------- 工作时间 ---------- */
.page-contact .hours {
  padding-block: clamp(38px, 6.5vw, 84px);
  background: var(--indigo);
  border-bottom: 1px solid var(--line);
}

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

.page-contact .hours-media {
  margin: 0;
  border: 1px solid var(--line);
  overflow: hidden;
  background: var(--ink-polar);
}

.page-contact .hours-media img {
  display: block;
  width: 100%;
  height: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.page-contact .hours-body .eyebrow {
  margin: 0 0 12px;
  color: var(--cyan);
}

.page-contact .hours-body h2 {
  margin: 0;
  font-family: var(--font-title);
  font-size: clamp(1.7rem, 3.4vw, 2.4rem);
  font-weight: 700;
  line-height: 1.12;
  color: var(--ice);
}

.page-contact .hour-list {
  list-style: none;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
}

.page-contact .hour-row {
  display: grid;
  gap: 6px;
  padding: 16px 0;
  border-top: 1px solid var(--line);
}

.page-contact .hour-row:last-child {
  border-bottom: 1px solid var(--line);
}

.page-contact .hour-key {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-contact .hour-text {
  font-size: 0.94rem;
  line-height: 1.76;
  color: rgba(238, 246, 248, 0.88);
}

/* ---------- 合作 ---------- */
.page-contact .partners {
  padding-block: clamp(38px, 6.5vw, 84px);
  background: var(--ink-deep);
}

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

.page-contact .partner-item {
  padding: 20px 0 20px 16px;
  border-top: 1px solid var(--line);
  border-left: 2px solid rgba(92, 31, 43, 0.92);
}

.page-contact .partner-no {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--fog);
}

.page-contact .partner-item h3 {
  margin: 0 0 7px;
  font-family: var(--font-title);
  font-size: 1.16rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--ice);
}

.page-contact .partner-item p {
  margin: 0;
  max-width: 44ch;
  font-size: 0.92rem;
  line-height: 1.78;
  color: var(--fog);
}

.page-contact .partner-note {
  margin-top: clamp(24px, 4vw, 40px);
  padding: 20px 22px;
  border: 1px solid var(--line);
  background: var(--ink-polar);
}

.page-contact .partner-note-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .partner-note ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
}

.page-contact .partner-note li {
  position: relative;
  padding-left: 16px;
  font-size: 0.93rem;
  line-height: 1.7;
  color: rgba(238, 246, 248, 0.9);
}

.page-contact .partner-note li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 7px;
  height: 7px;
  background: var(--cyan);
}

.page-contact .sign-off {
  margin: clamp(26px, 4vw, 40px) 0 0;
  padding-top: clamp(20px, 3vw, 28px);
  border-top: 1px solid var(--line);
  text-align: right;
}

/* ---------- 断点 ---------- */
@media (min-width: 600px) {
  .page-contact .route-item {
    grid-template-columns: 56px minmax(0, 1fr);
    gap: 16px;
    align-items: start;
  }

  .page-contact .hour-row {
    grid-template-columns: 152px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }
}

@media (min-width: 760px) {
  .page-contact .partner-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(24px, 4vw, 56px);
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero-grid {
    grid-template-columns: minmax(0, 1fr) 320px;
    align-items: stretch;
  }

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

  .page-contact .channel-grid {
    grid-template-columns: minmax(0, 300px) minmax(0, 1fr);
  }

  .page-contact .login-grid {
    grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-contact .contact-hero-grid {
    grid-template-columns: minmax(0, 1fr) 360px;
  }

  .page-contact .hours-grid {
    grid-template-columns: minmax(0, 320px) minmax(0, 1fr);
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-hero-main .crumbs a {
    transition: none;
  }
}