.page-contact {
  --contact-ink-deep: #0B2545;
  --contact-ink-soft: #1E3A5F;
  --contact-paper: #F7F4E9;
  --contact-card-bg: #FFFFFF;
  --contact-line: #C9D1D9;
  --contact-muted: #5A6B7A;
  --contact-neon: #00E5A0;
  --contact-gold: #D4AF37;
  background: var(--contact-paper);
  color: var(--text-main);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ===== 首屏标题区 ===== */
.page-contact .contact-hero {
  background:
    linear-gradient(135deg, rgba(11, 37, 69, 0.04) 0%, transparent 40%),
    var(--contact-paper);
  padding: calc(var(--header-h) + clamp(40px, 7vw, 80px)) var(--gutter) clamp(32px, 5vw, 56px);
  border-bottom: 1px solid var(--contact-line);
  position: relative;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: min(38vw, 420px);
  height: 4px;
  background: linear-gradient(90deg, var(--contact-neon) 0%, var(--contact-gold) 100%);
}

.page-contact .contact-hero__inner {
  max-width: var(--content-max);
  margin: 0 auto;
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: 28px;
  margin-top: clamp(28px, 5vw, 48px);
}

.page-contact .contact-hero__title {
  font-family: var(--font-head);
  font-size: clamp(44px, 7vw, 72px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: 0.01em;
  color: var(--contact-ink-deep);
  margin: 8px 0 16px;
}

.page-contact .contact-hero__title span {
  color: var(--contact-ink-deep);
  position: relative;
  display: inline-block;
}

.page-contact .contact-hero__title span::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 2px;
  width: 100%;
  height: 10px;
  background: rgba(0, 229, 160, 0.25);
  z-index: -1;
}

.page-contact .contact-hero__desc {
  max-width: 560px;
  font-size: 16px;
  color: var(--text-muted);
  line-height: 1.7;
}

.page-contact .contact-hero__meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  padding: 16px;
  background: var(--white);
  border: 1px solid var(--contact-line);
  box-shadow: 0 6px 24px rgba(11, 37, 69, 0.07);
  max-width: 560px;
}

.page-contact .contact-hero__meta-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 8px 12px;
  border-left: 2px solid var(--contact-neon);
}

.page-contact .contact-hero__meta-dot {
  width: 8px;
  height: 8px;
  background: var(--contact-neon);
  border-radius: 50%;
  box-shadow: 0 0 0 3px rgba(0, 229, 160, 0.2);
  margin-bottom: 2px;
}

.page-contact .contact-hero__meta-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--contact-muted);
  text-transform: uppercase;
}

.page-contact .contact-hero__meta-value,
.page-contact .contact-hero__meta-num {
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 700;
  color: var(--contact-ink-deep);
}

/* ===== 左右分屏 ===== */
.page-contact .contact-split {
  padding: 0 var(--gutter);
  max-width: var(--content-max);
  margin: 0 auto;
}

.page-contact .contact-split__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  align-items: stretch;
}

/* ===== 左侧深色面板 ===== */
.page-contact .contact-channel {
  background:
    radial-gradient(120% 60% at 100% 0%, rgba(212, 175, 55, 0.08) 0%, transparent 50%),
    var(--contact-ink-deep);
  color: var(--contact-paper);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  border-top: 3px solid var(--contact-gold);
}

.page-contact .contact-channel::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    linear-gradient(rgba(247, 244, 233, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(247, 244, 233, 0.04) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
  z-index: 0;
}

.page-contact .contact-channel > * {
  position: relative;
  z-index: 1;
}

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

.page-contact .contact-channel__visual img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
}

.page-contact .contact-channel__visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, var(--contact-ink-deep) 100%);
}

.page-contact .contact-channel__body {
  padding: clamp(24px, 4vw, 36px);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.page-contact .contact-channel__index {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}

.page-contact .contact-channel__code {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--contact-gold);
  border: 1px solid rgba(212, 175, 55, 0.45);
  padding: 3px 8px;
}

.page-contact .contact-channel__title {
  font-family: var(--font-head);
  font-size: clamp(26px, 3vw, 32px);
  font-weight: 700;
  line-height: 1.2;
  color: var(--contact-paper);
  margin: 0 0 10px;
}

.page-contact .contact-channel__quote {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(247, 244, 233, 0.72);
  margin: 0 0 24px;
  padding-left: 14px;
  border-left: 3px solid var(--contact-neon);
}

.page-contact .contact-methods {
  list-style: none;
  margin: 0 0 28px;
  padding: 0;
}

.page-contact .contact-method {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid rgba(247, 244, 233, 0.14);
  transition: background-color 0.3s var(--ease), padding-left 0.3s var(--ease);
}

.page-contact .contact-method:hover {
  background: rgba(0, 229, 160, 0.05);
  padding-left: 10px;
}

.page-contact .contact-method__icon {
  flex: 0 0 44px;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 229, 160, 0.12);
  border: 1px solid rgba(0, 229, 160, 0.35);
  color: var(--contact-neon);
  border-radius: 2px;
}

.page-contact .contact-method__content {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.page-contact .contact-method__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: rgba(247, 244, 233, 0.55);
  text-transform: uppercase;
  margin-bottom: 4px;
}

.page-contact .contact-method__value {
  font-family: var(--font-body);
  font-size: clamp(15px, 2vw, 17px);
  font-weight: 500;
  color: var(--contact-paper);
  word-break: break-all;
  transition: color 0.3s var(--ease);
}

.page-contact .contact-method a.contact-method__value:hover {
  color: var(--contact-neon);
}

.page-contact .contact-method__note {
  font-size: 12px;
  color: rgba(247, 244, 233, 0.48);
  margin-top: 4px;
}

.page-contact .contact-channel__more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: auto;
  padding: 10px 0;
  color: var(--contact-gold);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  text-decoration: none;
  border-bottom: 1px solid rgba(212, 175, 55, 0.4);
  align-self: flex-start;
  transition: gap 0.3s var(--ease), color 0.3s var(--ease);
}

.page-contact .contact-channel__more:hover {
  gap: 14px;
  color: var(--contact-neon);
}

.page-contact .contact-channel__map {
  margin: 0;
  padding: 0;
  border-top: 1px solid rgba(212, 175, 55, 0.4);
}

.page-contact .contact-channel__map img {
  width: 100%;
  height: auto;
  display: block;
  max-height: 240px;
  object-fit: cover;
}

.page-contact .contact-channel__map-note {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: rgba(247, 244, 233, 0.5);
  padding: 8px 20px;
  background: rgba(30, 58, 95, 0.5);
  text-align: right;
}

/* ===== 右侧表单面板 ===== */
.page-contact .contact-inquiry {
  background: var(--contact-paper);
  padding: clamp(24px, 4vw, 40px);
  border: 1px solid var(--contact-line);
  border-top-width: 3px;
  border-top-color: var(--contact-neon);
}

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

.page-contact .contact-inquiry__head {
  margin-bottom: 32px;
}

.page-contact .contact-inquiry__title {
  font-family: var(--font-head);
  font-size: clamp(28px, 3.4vw, 38px);
  font-weight: 700;
  color: var(--contact-ink-deep);
  margin: 10px 0 8px;
  line-height: 1.2;
}

.page-contact .contact-inquiry__desc {
  font-size: 14px;
  color: var(--contact-muted);
  margin: 0;
}

.page-contact .contact-form__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.page-contact .contact-form__field {
  margin-bottom: 20px;
}

.page-contact .contact-form__label {
  display: inline-block;
  font-size: 14px;
  font-weight: 700;
  color: var(--contact-ink-deep);
  margin-bottom: 8px;
  padding-bottom: 3px;
  border-bottom: 2px solid var(--contact-neon);
  letter-spacing: 0.02em;
}

.page-contact .contact-form__input,
.page-contact .contact-form__select,
.page-contact .contact-form__textarea {
  width: 100%;
  box-sizing: border-box;
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--text-main);
  background: var(--contact-card-bg);
  border: 1px solid var(--contact-line);
  border-radius: 2px;
  padding: 12px 14px;
  line-height: 1.5;
  outline: none;
  transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.page-contact .contact-form__textarea {
  resize: vertical;
  min-height: 120px;
}

.page-contact .contact-form__input::placeholder,
.page-contact .contact-form__textarea::placeholder {
  color: #9AA7B4;
}

.page-contact .contact-form__input:focus,
.page-contact .contact-form__select:focus,
.page-contact .contact-form__textarea:focus {
  border-color: var(--contact-neon);
  box-shadow: 0 2px 0 var(--contact-neon);
}

.page-contact .contact-form__select {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--contact-ink-deep) 50%), linear-gradient(135deg, var(--contact-ink-deep) 50%, transparent 50%);
  background-position: calc(100% - 20px) 50%, calc(100% - 15px) 50%;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
}

.page-contact .contact-form__note {
  font-size: 12px;
  color: var(--contact-muted);
  line-height: 1.7;
  padding: 12px 14px;
  background: rgba(11, 37, 69, 0.04);
  border-left: 3px solid var(--contact-gold);
  margin-bottom: 22px;
}

.page-contact .contact-form__privacy-link {
  color: var(--contact-ink-deep);
  text-decoration-color: var(--contact-neon);
  text-underline-offset: 3px;
  font-weight: 700;
}

.page-contact .contact-form__privacy-link:hover {
  color: var(--contact-neon);
}

.page-contact .contact-form__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
}

.page-contact .contact-form__submit {
  min-width: 160px;
  text-align: center;
}

.page-contact .contact-form__reset {
  cursor: pointer;
}

/* 提交成功区块 */
.page-contact .contact-inquiry__sent {
  margin-top: clamp(28px, 5vw, 44px);
  padding: 28px;
  background: var(--white);
  border: 1px solid var(--contact-line);
  border-left: 5px solid var(--contact-neon);
  box-shadow: var(--shadow);
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 16px;
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-contact .contact-inquiry__sent-mark {
  flex: 0 0 44px;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: 700;
  color: var(--contact-ink-deep);
  background: var(--contact-neon);
  border-radius: 50%;
}

.page-contact .contact-inquiry__sent-body {
  flex: 1;
  min-width: 200px;
}

.page-contact .contact-inquiry__sent-title {
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 700;
  color: var(--contact-ink-deep);
  margin: 0 0 6px;
}

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

.page-contact .contact-inquiry__sent-text strong {
  color: var(--contact-ink-deep);
  font-family: var(--font-mono);
  font-size: 13px;
}

.page-contact .contact-inquiry__sent-back {
  flex-basis: 100%;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--contact-ink-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--contact-neon);
  align-self: flex-start;
}

.page-contact .contact-inquiry__sent-back:hover {
  color: var(--contact-neon);
}

/* ===== 问题索引 ===== */
.page-contact .contact-quick {
  background:
    linear-gradient(145deg, rgba(212, 175, 55, 0.06) 0%, transparent 32%),
    radial-gradient(90% 120% at 100% 100%, rgba(0, 229, 160, 0.08) 0%, transparent 60%),
    var(--contact-ink-deep);
  color: var(--contact-paper);
  padding: clamp(48px, 7vw, 80px) var(--gutter);
  margin-top: clamp(40px, 6vw, 64px);
}

.page-contact .contact-quick__inner {
  max-width: var(--content-max);
  margin: 0 auto;
}

.page-contact .contact-quick__head {
  text-align: left;
  margin-bottom: 32px;
}

.page-contact .contact-quick__title {
  font-family: var(--font-head);
  font-size: clamp(28px, 3.6vw, 40px);
  font-weight: 700;
  line-height: 1.2;
  margin: 10px 0 8px;
  color: var(--contact-paper);
}

.page-contact .contact-quick__desc {
  font-size: 15px;
  line-height: 1.7;
  color: rgba(247, 244, 233, 0.68);
  max-width: 520px;
  margin: 0;
}

.page-contact .contact-quick__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 36px;
}

.page-contact .contact-quick-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 24px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(247, 244, 233, 0.14);
  border-top: 3px solid var(--contact-gold);
  color: var(--contact-paper);
  text-decoration: none;
  transition: background-color 0.3s var(--ease), transform 0.3s var(--ease), border-color 0.3s var(--ease);
}

.page-contact .contact-quick-card:hover {
  background: rgba(0, 229, 160, 0.08);
  border-top-color: var(--contact-neon);
  transform: translateY(-3px);
}

.page-contact .contact-quick-card__num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--contact-gold);
  letter-spacing: 0.1em;
}

.page-contact .contact-quick-card__title {
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 700;
  margin: 0;
  line-height: 1.3;
}

.page-contact .contact-quick-card__desc {
  font-size: 13px;
  line-height: 1.7;
  color: rgba(247, 244, 233, 0.6);
  margin: 0;
  flex: 1;
}

.page-contact .contact-quick-card__go {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--contact-neon);
  letter-spacing: 0.06em;
  padding-top: 8px;
  border-top: 1px solid rgba(247, 244, 233, 0.12);
}

/* ===== 数据保护说明 ===== */
.page-contact .contact-privacy {
  background: var(--contact-paper);
  padding: clamp(28px, 4vw, 48px) var(--gutter);
}

.page-contact .contact-privacy__inner {
  max-width: var(--content-max);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px;
  padding: 24px;
  background: var(--white);
  border: 1px solid var(--contact-line);
  border-left: 6px solid var(--contact-gold);
}

.page-contact .contact-privacy__icon {
  flex: 0 0 48px;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--contact-ink-deep);
  background: rgba(0, 229, 160, 0.14);
  border: 1px solid rgba(0, 229, 160, 0.35);
}

.page-contact .contact-privacy__content {
  flex: 1;
  min-width: 240px;
}

.page-contact .contact-privacy__content h2 {
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 700;
  color: var(--contact-ink-deep);
  margin: 0 0 6px;
}

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

.page-contact .contact-privacy__btn {
  white-space: nowrap;
}

/* ===== 平板端 ===== */
@media (min-width: 640px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: 1.2fr 0.8fr;
    align-items: end;
  }

  .page-contact .contact-hero__meta {
    margin-left: auto;
  }

  .page-contact .contact-form__row {
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }

  .page-contact .contact-inquiry__sent {
    flex-wrap: nowrap;
    align-items: center;
  }

  .page-contact .contact-inquiry__sent-back {
    flex-basis: auto;
    margin-left: auto;
  }

  .page-contact .contact-quick__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ===== 桌面端：左右分屏 ===== */
@media (min-width: 961px) {
  .page-contact .contact-split__inner {
    grid-template-columns: minmax(360px, 5fr) minmax(0, 7fr);
  }

  .page-contact .contact-split {
    padding: clamp(32px, 5vw, 56px) var(--gutter) clamp(40px, 6vw, 72px);
  }

  .page-contact .contact-channel__visual img {
    height: 280px;
  }

  .page-contact .contact-channel__map img {
    max-height: 320px;
  }

  .page-contact .contact-channel__body {
    padding: 36px;
  }

  .page-contact .contact-inquiry {
    padding: clamp(36px, 5vw, 56px);
  }

  .page-contact .contact-quick__grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
  }

  .page-contact .contact-hero {
    padding-bottom: clamp(40px, 6vw, 72px);
  }
}

/* ===== 宽屏微调 ===== */
@media (min-width: 1440px) {
  .page-contact .contact-split,
  .page-contact .contact-hero__inner,
  .page-contact .contact-quick__inner,
  .page-contact .contact-privacy__inner {
    max-width: 1280px;
  }
}

/* ===== 减少动态偏好 ===== */
@media (prefers-reduced-motion: reduce) {
  .page-contact *,
  .page-contact *::before,
  .page-contact *::after {
    transition: none !important;
    animation: none !important;
  }

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