.page-contact {
  --pc-line-warm-soft: rgba(255, 138, 61, 0.16);
}

/* ============ 首屏 ============ */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(28px, 5vw, 62px) 0 clamp(28px, 4.2vw, 48px);
  background:
    radial-gradient(120% 140% at 88% 2%, rgba(43, 224, 232, 0.16) 0%, rgba(43, 224, 232, 0) 54%),
    linear-gradient(180deg, #0C1436 0%, var(--c-base) 100%);
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  top: -70px;
  right: -70px;
  width: 230px;
  height: 230px;
  border: 2px solid rgba(43, 224, 232, 0.2);
  transform: rotate(18deg);
  pointer-events: none;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--c-cyan) 0%, var(--c-orange) 58%, rgba(255, 138, 61, 0) 100%);
  opacity: 0.72;
  pointer-events: none;
}

.page-contact .contact-hero__inner {
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero__title {
  margin: 14px 0 16px;
  max-width: 22ch;
  font-size: clamp(27px, 5.2vw, 52px);
  font-weight: 900;
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--c-white);
}

.page-contact .contact-hero__lead {
  margin: 0 0 clamp(22px, 3vw, 32px);
  max-width: 64ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.85;
  color: var(--c-silver);
}

.page-contact .contact-hero__facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--line);
  border: 2px solid var(--c-ink);
  box-shadow: var(--shadow-hard);
}

@media (min-width: 660px) {
  .page-contact .contact-hero__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-contact .contact-hero__fact {
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 0;
  padding: 13px 18px;
  background: var(--c-panel);
}

.page-contact .contact-hero__fact-k {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--c-cyan);
}

.page-contact .contact-hero__fact-v {
  font-family: var(--font-mono);
  font-size: clamp(14px, 1.6vw, 17px);
  color: var(--c-white);
  overflow-wrap: anywhere;
}

/* ============ 主体分栏 ============ */
.page-contact .contact-body {
  padding: clamp(36px, 5vw, 68px) 0 clamp(52px, 7vw, 100px);
}

.page-contact .contact-body__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 4.4vw, 54px);
}

@media (min-width: 1000px) {
  .page-contact .contact-body__grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(300px, 0.92fr);
    align-items: start;
  }

  .page-contact .contact-body__side {
    position: sticky;
    top: 92px;
  }
}

.page-contact .contact-body__main {
  display: grid;
  gap: clamp(38px, 4.6vw, 64px);
  min-width: 0;
}

/* ============ 区块标题 ============ */
.page-contact .block-head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 12px 14px;
  margin-bottom: clamp(18px, 2.4vw, 26px);
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.page-contact .block-head__num {
  flex: none;
  padding: 2px 8px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--c-cyan);
  border: 1px solid var(--line-strong);
  background: rgba(43, 224, 232, 0.07);
}

.page-contact .block-head__title {
  margin: 0;
  font-size: clamp(20px, 2.5vw, 28px);
  font-weight: 900;
  line-height: 1.32;
  letter-spacing: -0.01em;
  color: var(--c-white);
}

/* ============ 01 咨询场景 ============ */
.page-contact .scene-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

@media (min-width: 700px) {
  .page-contact .scene-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-contact .scene {
  padding: 18px 20px 18px 22px;
  background: var(--c-panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--c-cyan);
  transition: background-color 0.2s ease;
}

.page-contact .scene:hover {
  background: var(--c-panel-hi);
}

.page-contact .scene__title {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--c-white);
}

.page-contact .scene__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--c-silver);
}

.page-contact .scene-foot {
  margin: 20px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--line-strong);
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--c-silver);
}

/* ============ 02 渠道选择 ============ */
.page-contact .channel-figure {
  margin: 0 0 22px;
  background: linear-gradient(140deg, var(--c-panel-hi), var(--c-base));
  border: 2px solid var(--c-ink);
  box-shadow: var(--shadow-hard);
}

.page-contact .figure {
  max-width: 100%;
}

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

.page-contact .figure__cap {
  padding: 10px 14px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--c-silver);
  border-top: 1px solid var(--line);
}

.page-contact .channel-compare {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

@media (min-width: 700px) {
  .page-contact .channel-compare {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-contact .channel-card {
  display: flex;
  flex-direction: column;
  padding: 22px;
  background: var(--c-panel);
  border: 2px solid var(--c-ink);
  border-top: 5px solid var(--c-cyan);
  box-shadow: var(--shadow-hard);
}

.page-contact .channel-card--phone {
  border-top-color: var(--c-orange);
}

.page-contact .channel-card__k {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--c-cyan);
}

.page-contact .channel-card--phone .channel-card__k {
  color: var(--c-orange);
}

.page-contact .channel-card__title {
  margin: 0 0 10px;
  font-size: 20px;
  font-weight: 800;
  line-height: 1.35;
  color: var(--c-white);
}

.page-contact .channel-card__desc {
  margin: 0 0 16px;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--c-silver);
}

.page-contact .channel-card__list {
  list-style: none;
  margin: 0 0 auto;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-contact .channel-card__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--c-silver);
}

.page-contact .channel-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 8px;
  height: 2px;
  background: var(--c-cyan-deep);
}

.page-contact .channel-card--phone .channel-card__list li::before {
  background: var(--c-orange);
}

/* ============ 03 邮件要素 ============ */
.page-contact .mail-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
}

@media (min-width: 840px) {
  .page-contact .mail-split {
    grid-template-columns: minmax(0, 1.28fr) minmax(0, 1fr);
    align-items: start;
  }
}

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

.page-contact .mail-elements__item {
  counter-increment: mail-el;
  position: relative;
  padding: 16px 0 16px 46px;
  border-bottom: 1px solid var(--line);
}

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

.page-contact .mail-elements__item::before {
  content: counter(mail-el, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 17px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--c-orange);
}

.page-contact .mail-elements__item:first-child::before {
  top: 1px;
}

.page-contact .mail-elements__item h3 {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--c-white);
}

.page-contact .mail-elements__item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--c-silver);
}

.page-contact .mail-split__figure {
  margin: 0;
  border: 2px solid var(--c-ink);
  box-shadow: var(--shadow-hard);
  background: linear-gradient(160deg, var(--c-panel-hi), var(--c-base));
}

.page-contact .template-box {
  position: relative;
  margin-top: 24px;
  padding: 22px;
  background: var(--c-panel-hi);
  border: 2px dashed var(--line-strong);
}

.page-contact .template-box__label {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--c-cyan);
}

.page-contact .template-box__text {
  margin: 0 0 18px;
  padding: 16px;
  background: var(--c-base);
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 2;
  color: var(--c-silver);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  max-width: 100%;
}

.page-contact .template-note {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-silver);
}

/* ============ 04 自助还是人工 ============ */
.page-contact .branch {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

@media (min-width: 760px) {
  .page-contact .branch {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-contact .branch__col {
  padding: 24px 22px;
  background: var(--c-panel);
  border: 2px solid var(--c-ink);
  box-shadow: var(--shadow-hard);
}

.page-contact .branch__col--self {
  border-left: 5px solid var(--c-cyan);
}

.page-contact .branch__col--human {
  border-left: 5px solid var(--c-orange);
}

.page-contact .branch__tag {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--c-cyan);
}

.page-contact .branch__col--human .branch__tag {
  color: var(--c-orange);
}

.page-contact .branch__col h3 {
  margin: 0 0 14px;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--c-white);
}

.page-contact .branch__col ul {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-contact .branch__col li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--c-silver);
}

.page-contact .branch__col li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--c-cyan-deep);
}

.page-contact .branch__col--human li::before {
  color: var(--c-orange);
}

/* ============ 侧栏 ============ */
.page-contact .side-stack {
  display: grid;
  gap: clamp(16px, 2vw, 22px);
}

.page-contact .side-card {
  padding: 22px;
  background: var(--c-panel);
  border: 2px solid var(--c-ink);
  box-shadow: var(--shadow-hard);
}

.page-contact .side-card--info {
  border-left: 5px solid var(--c-silver);
  box-shadow: var(--shadow-hard-lg);
}

.page-contact .side-card__label {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--c-cyan);
}

.page-contact .side-card__title {
  margin: 0 0 12px;
  font-size: clamp(19px, 2.2vw, 23px);
  font-weight: 900;
  line-height: 1.32;
  letter-spacing: -0.01em;
  color: var(--c-white);
}

.page-contact .side-card__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--c-silver);
}

.page-contact .side-notice {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-top: 16px;
  padding: 14px;
  background: var(--pc-line-warm-soft);
  border: 1px solid var(--line-warm);
  border-left: 4px solid var(--c-orange);
}

.page-contact .side-notice .notice__tag {
  flex: none;
  padding: 3px 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  background: var(--c-orange);
  color: var(--c-ink);
}

.page-contact .side-notice p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-silver);
}

.page-contact .info-list {
  margin: 0;
  display: grid;
}

.page-contact .info-list__row {
  display: grid;
  gap: 5px;
  padding: 12px 0;
  border-top: 1px dashed var(--line);
}

.page-contact .info-list__row:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-contact .info-list__key {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--c-silver);
  opacity: 0.82;
}

.page-contact .info-list__val {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-contact .info-list__text {
  font-family: var(--font-mono);
  font-size: clamp(13px, 1.5vw, 15px);
  color: var(--c-white);
  overflow-wrap: anywhere;
  min-width: 0;
}

.page-contact .side-card__more {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.78;
  color: var(--c-silver);
}

/* ============ 按钮与复制 ============ */
.page-contact .act {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 18px;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  border: 2px solid var(--c-ink);
  box-shadow: var(--shadow-hard);
  transition: transform 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease, color 0.18s ease;
}

.page-contact .act--ghost {
  background: transparent;
  color: var(--c-cyan);
  border-color: var(--c-cyan);
}

.page-contact .act--ghost:hover {
  background: rgba(43, 224, 232, 0.12);
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-hard-lg);
}

.page-contact .act:focus-visible {
  outline: 2px solid var(--c-violet);
  outline-offset: 2px;
}

.page-contact .copy-btn {
  padding: 5px 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  background: transparent;
  color: var(--c-cyan);
  border: 1px solid var(--line-strong);
  cursor: pointer;
  transition: background-color 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.page-contact .copy-btn:hover {
  background: rgba(43, 224, 232, 0.12);
}

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

.page-contact .copy-btn--wide {
  margin-top: 16px;
  width: 100%;
  padding: 12px 16px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  background: var(--c-cyan);
  color: var(--c-ink);
  border: 2px solid var(--c-ink);
  box-shadow: var(--shadow-hard);
  transition: transform 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease, color 0.18s ease;
}

.page-contact .copy-btn--wide:hover {
  background: var(--c-white);
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-hard-lg);
}

.page-contact .copy-btn--warm {
  background: var(--c-orange);
  color: var(--c-ink);
}

.page-contact .copy-btn--warm:hover {
  background: #FFA469;
}

.page-contact .copy-btn[data-copied] {
  background: var(--c-cyan);
  color: var(--c-ink);
  border-color: var(--c-cyan);
}

.page-contact .copy-btn--warm[data-copied] {
  background: var(--c-orange);
  border-color: var(--c-orange);
  color: var(--c-ink);
}

/* ============ 窄屏收尾 ============ */
@media (max-width: 480px) {
  .page-contact .contact-hero__fact {
    padding: 12px 14px;
  }

  .page-contact .channel-card,
  .page-contact .side-card,
  .page-contact .branch__col,
  .page-contact .template-box {
    padding: 18px 16px;
  }

  .page-contact .mail-elements__item {
    padding-left: 38px;
  }

  .page-contact .template-box__text {
    font-size: 12px;
    line-height: 1.9;
  }
}

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

  .page-contact .act--ghost:hover,
  .page-contact .copy-btn--wide:hover {
    transform: none;
  }
}