.page-contact {
  --contact-hair: rgba(199, 208, 217, 0.16);
  --contact-hair-strong: rgba(199, 208, 217, 0.34);
  --contact-soft: rgba(247, 243, 234, 0.72);
  --contact-soft-dim: rgba(247, 243, 234, 0.5);
  --contact-ink-soft: rgba(11, 11, 15, 0.66);
  --contact-ink-dim: rgba(11, 11, 15, 0.52);
}

/* ---------- 首屏 ---------- */

.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(40px, 6vw, 76px) 0 clamp(52px, 7vw, 92px);
  color: var(--warm);
  background:
    radial-gradient(115% 85% at 8% -12%, rgba(53, 224, 208, 0.16), transparent 55%),
    radial-gradient(95% 78% at 102% -8%, rgba(255, 90, 31, 0.2), transparent 62%),
    linear-gradient(168deg, #071a2f 0%, #0e2a47 72%, #071a2f 100%);
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  top: 10%;
  right: -18%;
  width: 62%;
  height: 80%;
  background: linear-gradient(115deg, transparent 38%, rgba(53, 224, 208, 0.1) 52%, transparent 68%);
  transform: rotate(-12deg);
  pointer-events: none;
}

.page-contact .contact-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(24px, 3.6vw, 40px);
}

.page-contact .contact-hero .crumbs {
  margin: 0;
}

.page-contact .contact-hero .crumbs__link,
.page-contact .contact-hero .crumbs__sep {
  color: var(--contact-soft-dim);
}

.page-contact .contact-hero .crumbs__link {
  text-decoration: none;
  transition: color var(--t-fast) var(--ease);
}

.page-contact .contact-hero .crumbs__link:hover {
  color: var(--cyan);
}

.page-contact .contact-hero__copy {
  display: grid;
  gap: 18px;
  max-width: 46rem;
}

.page-contact .contact-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0;
  font-size: 12.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .contact-hero__title {
  margin: 0;
  font-size: clamp(36px, 6.2vw, 84px);
  font-weight: 900;
  line-height: 0.99;
  letter-spacing: -0.04em;
  color: var(--paper);
}

.page-contact .contact-hero__title em {
  font-style: normal;
  color: var(--orange);
}

.page-contact .contact-hero__lead {
  margin: 0;
  max-width: 38em;
  font-size: clamp(15.5px, 1.15vw, 18px);
  line-height: 1.78;
  color: var(--contact-soft);
}

.page-contact .contact-hero__quick {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 4px;
}

.page-contact .contact-hero__media {
  margin: 0 0 0 auto;
  width: min(100%, 940px);
  border: 1px solid var(--contact-hair);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.page-contact .contact-hero__media .media__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 6;
  object-fit: cover;
}

/* ---------- 01 联系入口 ---------- */

.page-contact .contact-channels {
  padding: clamp(56px, 7vw, 96px) 0;
  color: var(--warm);
  background:
    radial-gradient(80% 70% at 100% 0%, rgba(255, 90, 31, 0.11), transparent 60%),
    linear-gradient(180deg, #0e2a47 0%, #071a2f 100%);
}

.page-contact .section-head__note {
  color: var(--contact-soft);
}

.page-contact .contact-entry {
  display: grid;
  gap: clamp(22px, 3vw, 34px);
  grid-template-columns: 1fr;
}

.page-contact .contact-entry__cards {
  display: grid;
  gap: 14px;
}

.page-contact .contact-card {
  display: grid;
  gap: 10px;
  justify-items: start;
  padding: clamp(20px, 2.4vw, 28px);
  border: 1px solid var(--contact-hair);
  border-radius: var(--radius);
  background: rgba(7, 26, 47, 0.62);
  transition: transform var(--t-mid) var(--ease), border-color var(--t-mid) var(--ease), background var(--t-mid) var(--ease);
}

.page-contact .contact-card:hover {
  transform: translateY(-3px);
  border-color: var(--contact-hair-strong);
  background: rgba(14, 42, 71, 0.82);
}

.page-contact .contact-card--accent {
  border-left: 3px solid var(--orange);
  background: linear-gradient(120deg, rgba(255, 90, 31, 0.16), rgba(7, 26, 47, 0.68) 58%);
}

.page-contact .contact-card__label {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--contact-soft-dim);
}

.page-contact .contact-card__value {
  margin: 0;
  font-size: clamp(18px, 2vw, 23px);
  font-weight: 700;
  line-height: 1.35;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .contact-card__hint {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--contact-soft);
}

.page-contact .contact-entry__aside {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-contact .contact-entry__media {
  margin: 0;
  border: 1px solid var(--contact-hair);
  border-radius: var(--radius);
  overflow: hidden;
}

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

.page-contact .contact-entry__tip {
  padding: 18px 20px;
  border: 1px dashed var(--contact-hair-strong);
  border-radius: var(--radius);
  background: rgba(53, 224, 208, 0.06);
}

.page-contact .contact-entry__tip-title {
  margin: 0 0 6px;
  font-size: 12.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .contact-entry__tip p:last-child {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--contact-soft);
}

/* ---------- 复制按钮（本页自绘） ---------- */

.page-contact .copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 4px;
  padding: 9px 16px;
  font: inherit;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--cyan);
  background: transparent;
  border: 1px solid rgba(53, 224, 208, 0.42);
  border-radius: 999px;
  cursor: pointer;
  transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-contact .copy-btn:hover {
  background: rgba(53, 224, 208, 0.14);
  border-color: var(--cyan);
}

.page-contact .copy-btn:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-contact .copy-btn[data-state="done"] {
  color: var(--deep);
  background: var(--cyan);
  border-color: var(--cyan);
}

/* ---------- 02 适合联系的场景 ---------- */

.page-contact .contact-scenes {
  padding: clamp(56px, 7vw, 96px) 0;
  color: var(--ink);
  background: var(--warm);
}

.page-contact .contact-scenes .section-head__note,
.page-contact .contact-reply .section-head__note {
  color: var(--contact-ink-dim);
}

.page-contact .contact-scenes__grid {
  margin-top: clamp(28px, 3.5vw, 44px);
}

.page-contact .scene-card {
  display: grid;
  gap: 12px;
  align-content: start;
  justify-items: start;
  padding: clamp(22px, 2.6vw, 30px);
  background: var(--paper);
  border: 1px solid rgba(11, 11, 15, 0.1);
  border-radius: var(--radius);
  box-shadow: 0 1px 0 rgba(11, 11, 15, 0.03), 0 18px 36px -30px rgba(7, 26, 47, 0.5);
  transition: transform var(--t-mid) var(--ease), box-shadow var(--t-mid) var(--ease), border-color var(--t-mid) var(--ease);
}

.page-contact .scene-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 90, 31, 0.32);
  box-shadow: 0 1px 0 rgba(11, 11, 15, 0.03), 0 26px 46px -30px rgba(7, 26, 47, 0.58);
}

.page-contact .scene-card__title {
  margin: 0;
  font-size: clamp(18px, 1.9vw, 21px);
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-contact .scene-card__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--contact-ink-soft);
}

.page-contact .scene-card__link {
  justify-self: start;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--orange);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid rgba(255, 90, 31, 0.34);
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-contact .scene-card__link::after {
  content: " →";
}

.page-contact .scene-card__link:hover {
  color: #c8440f;
  border-color: #c8440f;
}

/* ---------- 03 邮件标题建议 ---------- */

.page-contact .contact-mail {
  padding: clamp(56px, 7vw, 96px) 0;
  color: var(--warm);
  background:
    radial-gradient(70% 80% at 0% 0%, rgba(53, 224, 208, 0.13), transparent 58%),
    linear-gradient(150deg, #071a2f 0%, #12365c 100%);
}

.page-contact .mail-panel {
  display: grid;
  gap: clamp(24px, 3vw, 44px);
  grid-template-columns: 1fr;
  padding: clamp(26px, 4vw, 52px);
  border: 1px solid var(--contact-hair);
  border-radius: var(--radius-lg);
  background: rgba(7, 26, 47, 0.5);
  box-shadow: var(--shadow-soft);
}

.page-contact .mail-panel__copy {
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-contact .mail-panel__title {
  margin: 0;
  font-size: clamp(24px, 3vw, 38px);
  font-weight: 900;
  line-height: 1.16;
  letter-spacing: -0.03em;
  color: var(--paper);
}

.page-contact .mail-panel__text {
  margin: 0;
  max-width: 34em;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--contact-soft);
}

.page-contact .mail-panel__list {
  margin: 4px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
}

.page-contact .mail-panel__list li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--contact-soft);
}

.page-contact .mail-panel__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 8px;
  height: 2px;
  background: var(--cyan);
}

.page-contact .mail-panel__template {
  display: grid;
  gap: 14px;
  align-content: center;
  justify-items: start;
  padding: clamp(20px, 2.6vw, 32px);
  border-radius: var(--radius);
  background: var(--paper);
  color: var(--ink);
  box-shadow: 0 26px 52px -34px rgba(0, 0, 0, 0.9);
}

.page-contact .mail-panel__template-label {
  margin: 0;
  font-size: 11.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--contact-ink-dim);
}

.page-contact .mail-panel__template-value {
  margin: 0;
  padding-left: 14px;
  border-left: 3px solid var(--cyan);
  font-size: clamp(15px, 1.5vw, 18px);
  font-weight: 600;
  line-height: 1.6;
  color: var(--deep);
  overflow-wrap: anywhere;
}

.page-contact .mail-panel__template .copy-btn {
  color: var(--orange);
  border-color: rgba(255, 90, 31, 0.42);
}

.page-contact .mail-panel__template .copy-btn:hover {
  background: rgba(255, 90, 31, 0.1);
  border-color: var(--orange);
}

.page-contact .mail-panel__template .copy-btn[data-state="done"] {
  color: var(--paper);
  background: var(--orange);
  border-color: var(--orange);
}

.page-contact .mail-panel__template-foot {
  margin: 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--contact-ink-dim);
}

/* ---------- 04 回复时间 ---------- */

.page-contact .contact-reply {
  padding: clamp(56px, 7vw, 96px) 0;
  color: var(--ink);
  background: var(--warm);
}

.page-contact .reply-layout {
  display: grid;
  gap: clamp(24px, 3vw, 40px);
  grid-template-columns: 1fr;
  margin-top: clamp(26px, 3.2vw, 40px);
}

.page-contact .reply-layout__stats {
  display: grid;
  gap: 1px;
  border: 1px solid rgba(11, 11, 15, 0.1);
  border-radius: var(--radius);
  overflow: hidden;
  background: rgba(11, 11, 15, 0.1);
}

.page-contact .reply-stat {
  padding: clamp(16px, 2vw, 22px);
  background: var(--paper);
}

.page-contact .reply-stat__value {
  margin: 0 0 4px;
  font-size: clamp(20px, 2.4vw, 26px);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--deep);
  overflow-wrap: anywhere;
}

.page-contact .reply-stat:first-child .reply-stat__value {
  color: var(--orange);
}

.page-contact .reply-stat__label {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--contact-ink-dim);
}

.page-contact .reply-layout__faq {
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-contact .reply-layout__faq .disclosure__panel p {
  margin: 0;
}

/* ---------- 05 合作与内容反馈 ---------- */

.page-contact .contact-coop {
  padding: clamp(56px, 7vw, 96px) 0;
  color: var(--ink);
  background: var(--paper);
}

.page-contact .contact-coop .section-head__note {
  color: var(--contact-ink-dim);
}

.page-contact .contact-coop__grid {
  margin-top: clamp(28px, 3.5vw, 44px);
}

.page-contact .coop-card {
  display: grid;
  gap: 12px;
  align-content: start;
  padding-top: 22px;
  border-top: 1px solid rgba(11, 11, 15, 0.14);
}

.page-contact .coop-card::before {
  content: "";
  display: block;
  width: 28px;
  height: 3px;
  margin-bottom: 4px;
  border-radius: 2px;
  background: var(--orange);
}

.page-contact .coop-card__title {
  margin: 0;
  font-size: clamp(17px, 1.8vw, 20px);
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.35;
  color: var(--deep);
}

.page-contact .coop-card__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--contact-ink-soft);
}

/* ---------- 06 地址与联系说明 ---------- */

.page-contact .contact-address {
  padding: clamp(56px, 7vw, 96px) 0;
  color: var(--warm);
  background:
    radial-gradient(80% 70% at 88% 8%, rgba(255, 90, 31, 0.14), transparent 62%),
    linear-gradient(180deg, #071a2f 0%, #0e2a47 100%);
}

.page-contact .addr-layout {
  display: grid;
  gap: clamp(24px, 3vw, 40px);
  grid-template-columns: 1fr;
}

.page-contact .addr-layout__visual {
  border: 1px solid var(--contact-hair);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: rgba(7, 26, 47, 0.5);
}

.page-contact .addr-map {
  display: block;
  width: 100%;
  height: auto;
}

.page-contact .addr-layout__copy {
  display: grid;
  align-content: center;
}

.page-contact .addr-layout__title {
  margin: 10px 0 14px;
  font-size: clamp(22px, 2.6vw, 32px);
  font-weight: 900;
  line-height: 1.3;
  letter-spacing: -0.02em;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .addr-layout__text {
  margin: 0 0 22px;
  max-width: 36em;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--contact-soft);
}

.page-contact .addr-lines {
  display: grid;
  gap: 16px;
  padding-top: 20px;
  border-top: 1px solid var(--contact-hair);
}

.page-contact .addr-line {
  display: grid;
  gap: 5px;
}

.page-contact .addr-line__label {
  margin: 0;
  font-size: 11.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--contact-soft-dim);
}

.page-contact .addr-line__value {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.65;
  color: var(--paper);
  overflow-wrap: anywhere;
}

/* ---------- 响应式 ---------- */

@media (min-width: 680px) {
  .page-contact .contact-scenes__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .contact-entry {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-contact .mail-panel {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    align-items: center;
  }

  .page-contact .reply-layout {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }

  .page-contact .contact-coop__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .addr-layout {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: center;
  }
}

@media (max-width: 480px) {
  .page-contact .contact-card__value,
  .page-contact .addr-layout__title {
    font-size: 17px;
  }

  .page-contact .contact-hero__quick .btn {
    flex: 1 1 100%;
    text-align: center;
    justify-content: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-card,
  .page-contact .scene-card,
  .page-contact .copy-btn,
  .page-contact .scene-card__link {
    transition: none;
  }

  .page-contact .contact-card:hover,
  .page-contact .scene-card:hover {
    transform: none;
  }
}