.page-contact {
  background: var(--abyss);
  color: var(--silver-100);
  overflow-x: hidden;
}

.page-contact .link-inline {
  color: var(--volt);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 224, 214, 0.35);
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-contact .link-inline:hover,
.page-contact .link-inline:focus-visible {
  color: var(--silver-100);
  border-bottom-color: var(--silver-100);
}

.page-contact .crumbs {
  padding-top: 20px;
  padding-bottom: 4px;
}

/* ---------- hero ---------- */

.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  padding: clamp(40px, 9vw, 96px) 0 clamp(72px, 11vw, 132px);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 44px), 0 100%);
}

.page-contact .contact-hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.32;
  z-index: -2;
}

.page-contact .contact-hero__veil {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(120% 90% at 12% 0%, rgba(34, 224, 214, 0.16), transparent 58%),
    linear-gradient(160deg, rgba(10, 12, 15, 0.6) 0%, rgba(10, 12, 15, 0.94) 72%, var(--abyss) 100%);
}

.page-contact .contact-hero__inner {
  position: relative;
}

.page-contact .contact-hero__title {
  margin: 12px 0 0;
  color: var(--silver-100);
}

.page-contact .contact-hero__lead {
  max-width: 640px;
  margin: 20px 0 0;
  font-size: clamp(15px, 1.7vw, 18px);
  line-height: 1.85;
  color: var(--silver-500);
}

.page-contact .hero-facts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin: clamp(28px, 4vw, 44px) 0 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
}

.page-contact .hero-facts__item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 14px;
  padding: 14px 18px;
  background: var(--glass);
}

.page-contact .hero-facts__label {
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--silver-500);
  min-width: 76px;
}

.page-contact .hero-facts__value {
  color: var(--volt);
}

/* ---------- 章节通用 ---------- */

.page-contact .sec-head {
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-contact .sec-head__note {
  color: var(--silver-500);
}

.page-contact .band {
  opacity: 0.7;
}

/* ---------- 01 渠道 ---------- */

.page-contact .channel-grid {
  display: grid;
  gap: clamp(24px, 3.4vw, 44px);
}

.page-contact .channel-list {
  display: grid;
  gap: 16px;
}

.page-contact .channel {
  position: relative;
  padding: 20px 22px 20px 26px;
  border-radius: 14px;
  border: 1px solid var(--line);
  transition: border-color 0.28s var(--ease), transform 0.28s var(--ease);
}

.page-contact .channel::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20px;
  bottom: 20px;
  width: 3px;
  border-radius: 2px;
  background: var(--volt);
}

.page-contact .channel:nth-child(2)::before {
  background: var(--orange);
}

.page-contact .channel:nth-child(3)::before {
  background: var(--violet);
}

.page-contact .channel__kicker {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--silver-500);
}

.page-contact .channel__value {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(15px, 2vw, 19px);
  letter-spacing: 0.04em;
  line-height: 1.5;
  color: var(--silver-100);
  word-break: break-word;
}

.page-contact .channel__use {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--silver-500);
}

.page-contact .channel__more {
  display: grid;
  grid-template-rows: 1fr;
  transition: grid-template-rows 0.36s var(--ease), opacity 0.3s var(--ease);
}

.page-contact .channel__more-a {
  overflow: hidden;
}

.page-contact .channel__more p {
  margin: 12px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-size: 14px;
  line-height: 1.8;
  color: var(--silver-100);
}

.page-contact .channel-note {
  padding: 22px 22px 24px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(42, 49, 56, 0.5), rgba(20, 24, 29, 0.5));
}

.page-contact .channel-note__title {
  margin: 0 0 12px;
  color: var(--silver-100);
}

.page-contact .channel-note p {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--silver-500);
}

.page-contact .channel-note__aside {
  margin-bottom: 0;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

@media (min-width: 1024px) {
  .page-contact .channel-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-contact .channel__more {
    grid-template-rows: 0fr;
    opacity: 0;
  }

  .page-contact .channel:hover,
  .page-contact .channel:focus-within {
    border-color: rgba(140, 149, 157, 0.45);
    transform: translateX(4px);
  }

  .page-contact .channel:hover .channel__more,
  .page-contact .channel:focus-within .channel__more {
    grid-template-rows: 1fr;
    opacity: 1;
  }
}

/* ---------- 02 归档协助 ---------- */

.page-contact .archive-layout {
  display: grid;
  gap: clamp(24px, 3.4vw, 44px);
}

.page-contact .step-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
}

.page-contact .step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  padding: 18px 4px;
  border-bottom: 1px solid var(--line);
}

.page-contact .step:first-child {
  border-top: 1px solid var(--line);
}

.page-contact .step__idx {
  color: var(--volt);
  padding-top: 3px;
}

.page-contact .step__title {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--silver-100);
}

.page-contact .step__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--silver-500);
}

.page-contact .mail-sample {
  align-self: start;
  padding: 24px;
  border-radius: 14px;
  background: var(--paper);
  color: var(--paper-ink);
}

.page-contact .mail-sample__label {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #6b6152;
}

.page-contact .mail-sample__line {
  margin: 10px 0 22px;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.7;
  letter-spacing: 0.02em;
  padding: 12px 14px;
  border-left: 3px solid var(--volt);
  background: rgba(27, 29, 33, 0.06);
  word-break: break-word;
}

.page-contact .mail-sample__list {
  margin: 10px 0 0;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.9;
}

.page-contact .mail-sample__foot {
  margin: 20px 0 0;
  padding-top: 14px;
  border-top: 1px solid rgba(27, 29, 33, 0.15);
  font-size: 13px;
  line-height: 1.8;
  color: #4a463e;
}

@media (min-width: 1024px) {
  .page-contact .archive-layout {
    grid-template-columns: minmax(0, 6fr) minmax(0, 4fr);
    align-items: start;
  }
}

/* ---------- 03 合作 ---------- */

.page-contact .coop-grid {
  gap: clamp(20px, 3vw, 32px);
}

.page-contact .coop-card {
  padding: 26px 24px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--graphite);
  border-top: 3px solid var(--volt);
}

.page-contact .coop-card--alt {
  border-top-color: var(--orange);
}

.page-contact .coop-card__tag {
  display: inline-block;
  margin: 0 0 12px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--abyss);
  background: var(--volt);
}

.page-contact .coop-card--alt .coop-card__tag {
  background: var(--orange);
}

.page-contact .coop-card__title {
  margin: 0 0 12px;
  color: var(--silver-100);
}

.page-contact .coop-card p {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.9;
  color: var(--silver-500);
}

.page-contact .coop-card__meta {
  margin-bottom: 0 !important;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-size: 13px !important;
}

.page-contact .coop-stat {
  display: grid;
  gap: 2px;
  margin-top: clamp(24px, 3.4vw, 40px);
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
}

.page-contact .coop-stat__item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 16px;
  padding: 18px 20px;
  background: var(--glass);
}

.page-contact .coop-stat__num {
  color: var(--volt);
  min-width: 48px;
}

.page-contact .coop-stat__item:nth-child(2) .coop-stat__num {
  color: var(--orange);
}

.page-contact .coop-stat__item:nth-child(3) .coop-stat__num {
  color: var(--turf);
}

.page-contact .coop-stat__label {
  font-size: 13px;
  line-height: 1.7;
  color: var(--silver-500);
}

@media (min-width: 768px) {
  .page-contact .coop-stat__item {
    flex-wrap: nowrap;
  }
}

/* ---------- 04 版权与更正 ---------- */

.page-contact .segmented {
  flex-wrap: wrap;
}

.page-contact .rights-panels {
  margin-top: 20px;
}

.page-contact .rights-panel {
  padding: 22px 22px 24px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--graphite);
}

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

.page-contact .rights-panel p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.9;
  color: var(--silver-500);
}

.page-contact .rights-panel p:last-child {
  margin-bottom: 0;
}

/* ---------- 05 响应时段 ---------- */

.page-contact .hours-layout {
  display: grid;
  gap: clamp(24px, 3.4vw, 44px);
}

.page-contact .hours-track {
  padding: 22px 22px 20px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(34, 224, 214, 0.06), rgba(20, 24, 29, 0.6));
}

.page-contact .hours-axis {
  display: flex;
  justify-content: space-between;
  margin-bottom: 10px;
}

.page-contact .hours-axis__tick {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--silver-500);
}

.page-contact .hours-bar {
  position: relative;
  height: 12px;
  border-radius: 6px;
  background: var(--steel);
  overflow: hidden;
}

.page-contact .hours-bar__fill {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 37.5%;
  width: 37.5%;
  border-radius: 6px;
  background: linear-gradient(90deg, var(--volt), var(--violet));
  box-shadow: 0 0 18px rgba(34, 224, 214, 0.35);
}

.page-contact .hours-track__caption {
  margin: 14px 0 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--silver-100);
}

.page-contact .hours-list {
  margin: 0;
  display: grid;
  gap: 2px;
}

.page-contact .hours-list__row {
  display: grid;
  gap: 4px;
  padding: 16px 4px;
  border-bottom: 1px solid var(--line);
}

.page-contact .hours-list__row:first-child {
  border-top: 1px solid var(--line);
}

.page-contact .hours-list__term {
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--volt);
}

.page-contact .hours-list__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--silver-500);
}

@media (min-width: 1024px) {
  .page-contact .hours-layout {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }

  .page-contact .hours-list__row {
    grid-template-columns: 140px 1fr;
    gap: 20px;
    align-items: baseline;
  }
}

/* ---------- 06 地址 ---------- */

.page-contact .addr-grid {
  display: grid;
  gap: clamp(24px, 3.4vw, 40px);
}

.page-contact .addr-panel {
  padding: 26px 24px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background:
    repeating-linear-gradient(90deg, rgba(140, 149, 157, 0.08) 0 1px, transparent 1px 48px),
    repeating-linear-gradient(0deg, rgba(140, 149, 157, 0.08) 0 1px, transparent 1px 48px),
    var(--graphite);
}

.page-contact .addr-panel__lead {
  margin: 0 0 18px;
  font-size: 14px;
  line-height: 1.9;
  color: var(--silver-500);
}

.page-contact .addr-panel__value {
  margin: 0 0 20px;
  font-size: clamp(17px, 2.2vw, 22px);
  line-height: 1.6;
  color: var(--silver-100);
  padding-left: 14px;
  border-left: 3px solid var(--orange);
}

.page-contact .addr-format {
  border-top: 1px solid var(--line);
  padding-top: 14px;
}

.page-contact .addr-format__summary {
  cursor: pointer;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--volt);
  list-style: none;
}

.page-contact .addr-format__summary::-webkit-details-marker {
  display: none;
}

.page-contact .addr-format__summary::after {
  content: " ＋";
  font-size: 13px;
}

.page-contact .addr-format[open] .addr-format__summary::after {
  content: " －";
}

.page-contact .addr-format__body {
  margin-top: 14px;
  padding: 16px 16px 14px;
  border-radius: 10px;
  background: rgba(10, 12, 15, 0.55);
  border: 1px dashed var(--line);
}

.page-contact .addr-format__line {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.03em;
  line-height: 1.7;
  color: var(--silver-100);
  word-break: break-word;
}

.page-contact .addr-format__note {
  margin: 12px 0 0;
  padding-top: 10px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  line-height: 1.8;
  color: var(--silver-500);
}

.page-contact .addr-panel__aside {
  margin: 18px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--silver-500);
}

.page-contact .addr-figure {
  margin: 0;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--graphite);
}

.page-contact .addr-figure__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 3 / 2;
  opacity: 0.85;
}

.page-contact .addr-figure__cap {
  padding: 12px 16px;
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--silver-500);
  border-top: 1px solid var(--line);
}

@media (min-width: 768px) {
  .page-contact .addr-grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    align-items: start;
  }
}

/* ---------- 收尾 ---------- */

.page-contact .contact-tail {
  padding-bottom: clamp(72px, 12vw, 160px);
}

.page-contact .contact-tail__inner {
  max-width: 640px;
}

.page-contact .contact-tail__title {
  margin: 0 0 12px;
  color: var(--silver-100);
}

.page-contact .contact-tail__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.9;
  color: var(--silver-500);
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel,
  .page-contact .channel__more {
    transition: none;
  }
}