/* ==============================
   page-contact 联系品牌
   作用域：.page-contact
   ============================== */
.page-contact {
  --contact-gold: #F5A623;
  --contact-gold-light: #FFD773;
  --contact-neon: #00D4FF;
  --contact-bg-dark: #0D0B1E;
  --contact-card-bg: #1E1A3A;
  --contact-surface: rgba(255, 255, 255, 0.08);
  --contact-text-primary: #FFFFFF;
  --contact-text-secondary: #BFB8D6;
  --contact-radius: 12px;
  --contact-shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
  --contact-glow-gold: 0 0 24px rgba(245, 166, 35, 0.35);
  --contact-glow-blue: 0 0 24px rgba(0, 212, 255, 0.3);
  --contact-transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);

  display: flex;
  flex-direction: column;
  gap: 0;
  background-color: var(--contact-bg-dark);
  color: var(--contact-text-primary);
  font-family: var(--font-body, 'Noto Sans SC', sans-serif);
  line-height: var(--line-height-body, 1.6);
}

/* ---------- Hero ---------- */
.page-contact__hero {
  position: relative;
  width: 100%;
  overflow: hidden;
  padding-top: var(--space-xl, 3rem);
  padding-bottom: var(--space-xl, 3rem);
}

.page-contact__hero-inner {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 320px;
}

.page-contact__hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.35;
  pointer-events: none;
  z-index: 0;
}

.page-contact__hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: var(--space-lg, 2rem) var(--space-md, 1rem);
  max-width: 720px;
}

.page-contact__hero-title {
  font-family: var(--font-heading, 'Montserrat', sans-serif);
  font-weight: var(--font-weight-heading, 800);
  font-size: clamp(2rem, 6vw, 3.25rem);
  line-height: var(--line-height-heading, 1.1);
  color: var(--contact-gold);
  margin: 0 0 var(--space-md, 1rem);
  text-shadow: 0 0 30px rgba(245, 166, 35, 0.25);
  letter-spacing: 0.02em;
}

.page-contact__hero-desc {
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  color: var(--contact-text-secondary);
  margin: 0;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

/* ---------- 联系方式网格 ---------- */
.page-contact__methods {
  padding-top: var(--space-lg, 2rem);
  padding-bottom: var(--space-xl, 3rem);
}

.page-contact__methods-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg, 2rem);
  margin-bottom: var(--space-lg, 2rem);
}

@media (min-width: 640px) {
  .page-contact__methods-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .page-contact__methods-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.page-contact__method-card {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-xl, 3rem) var(--space-lg, 2rem);
  background-color: var(--contact-card-bg);
  border: 1px solid rgba(245, 166, 35, 0.15);
  border-radius: var(--contact-radius);
  box-shadow: var(--contact-shadow-card);
  text-decoration: none;
  color: var(--contact-text-primary);
  overflow: hidden;
  cursor: pointer;
  transition: transform var(--contact-transition), box-shadow var(--contact-transition), border-color var(--contact-transition);
  min-height: 220px;
}

.page-contact__method-card:hover,
.page-contact__method-card:focus-visible {
  transform: scale(1.04);
  box-shadow: var(--contact-glow-gold), var(--contact-shadow-card);
  border-color: var(--contact-gold);
  outline: none;
}

.page-contact__method-card:focus-visible {
  outline: 2px solid var(--contact-neon);
  outline-offset: 4px;
}

.page-contact__method-card--address {
  cursor: default;
}

.page-contact__method-card--address:hover {
  transform: scale(1.04);
  box-shadow: var(--contact-glow-gold), var(--contact-shadow-card);
  border-color: var(--contact-gold);
}

.page-contact__method-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.08;
  pointer-events: none;
  z-index: 0;
  transition: opacity var(--contact-transition);
}

.page-contact__method-card:hover .page-contact__method-bg,
.page-contact__method-card:focus-visible .page-contact__method-bg {
  opacity: 0.18;
}

.page-contact__method-icon {
  position: relative;
  z-index: 1;
  margin-bottom: var(--space-sm, 0.5rem);
  filter: drop-shadow(0 0 8px rgba(245, 166, 35, 0.3));
  transition: filter var(--contact-transition);
}

.page-contact__method-card:hover .page-contact__method-icon {
  filter: drop-shadow(0 0 16px rgba(245, 166, 35, 0.55));
}

.page-contact__method-label {
  position: relative;
  z-index: 1;
  font-family: var(--font-heading, 'Montserrat', sans-serif);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--contact-gold-light);
  margin-bottom: var(--space-xs, 0.25rem);
}

.page-contact__method-value {
  position: relative;
  z-index: 1;
  font-size: clamp(0.95rem, 2vw, 1.15rem);
  font-weight: 500;
  text-align: center;
  word-break: break-word;
  color: var(--contact-text-primary);
}

.page-contact__method-hint {
  position: relative;
  z-index: 1;
  font-size: 0.8rem;
  color: var(--contact-text-secondary);
  margin-top: var(--space-sm, 0.5rem);
  opacity: 0.7;
  transition: opacity var(--contact-transition);
}

.page-contact__method-card:hover .page-contact__method-hint {
  opacity: 1;
}

.page-contact__methods-note {
  text-align: center;
  font-size: 0.9rem;
  color: var(--contact-text-secondary);
  background: var(--contact-surface);
  padding: var(--space-md, 1rem) var(--space-lg, 2rem);
  border-radius: var(--contact-radius);
  border-left: 3px solid var(--contact-gold);
  max-width: 720px;
  margin: 0 auto;
}

/* ---------- 联系表单 ---------- */
.page-contact__form-section {
  padding-top: var(--space-2xl, 5rem);
  padding-bottom: var(--space-2xl, 5rem);
  background: linear-gradient(180deg, rgba(30, 26, 58, 0.4) 0%, rgba(13, 11, 30, 0.6) 100%);
}

.page-contact__form-title {
  font-family: var(--font-heading, 'Montserrat', sans-serif);
  font-weight: var(--font-weight-heading, 800);
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  color: var(--contact-gold);
  margin: 0 0 var(--space-sm, 0.5rem);
  text-align: center;
}

.page-contact__form-desc {
  text-align: center;
  color: var(--contact-text-secondary);
  margin: 0 0 var(--space-xl, 3rem);
  font-size: 1rem;
}

.page-contact__form {
  max-width: 680px;
  margin: 0 auto;
  background: var(--contact-card-bg);
  padding: var(--space-xl, 3rem) var(--space-lg, 2rem);
  border-radius: var(--contact-radius);
  border: 1px solid rgba(255, 255, 255, 0.06);
  box-shadow: var(--contact-shadow-card);
}

.page-contact__form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg, 2rem);
  margin-bottom: var(--space-lg, 2rem);
}

@media (min-width: 560px) {
  .page-contact__form-row {
    grid-template-columns: 1fr 1fr;
  }
}

.page-contact__form-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.page-contact__form-label {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--contact-gold-light);
}

.page-contact__form-input,
.page-contact__form-textarea {
  width: 100%;
  padding: 0.8rem 1rem;
  font-family: var(--font-body, 'Noto Sans SC', sans-serif);
  font-size: 1rem;
  color: var(--contact-text-primary);
  background: rgba(13, 11, 30, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  transition: border-color var(--contact-transition), box-shadow var(--contact-transition), background var(--contact-transition);
  outline: none;
  box-sizing: border-box;
}

.page-contact__form-input::placeholder,
.page-contact__form-textarea::placeholder {
  color: rgba(191, 184, 214, 0.45);
}

.page-contact__form-input:focus,
.page-contact__form-textarea:focus {
  border-color: var(--contact-gold);
  background: rgba(13, 11, 30, 0.8);
  box-shadow: 0 4px 16px rgba(245, 166, 35, 0.15), 0 0 0 1px rgba(245, 166, 35, 0.2);
}

.page-contact__form-textarea {
  resize: vertical;
  min-height: 120px;
}

.page-contact__form-error {
  font-size: 0.8rem;
  color: #FF4757;
  min-height: 1.2em;
  display: block;
}

.page-contact__form-actions {
  margin-top: var(--space-lg, 2rem);
  text-align: center;
}

.page-contact__form-submit {
  min-width: 200px;
  padding: 0.85rem 2.5rem;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  border: none;
  border-radius: 50px;
  background: linear-gradient(135deg, var(--contact-gold) 0%, #E09100 100%);
  color: #1A0A2E;
  cursor: pointer;
  transition: transform var(--contact-transition), box-shadow var(--contact-transition);
  box-shadow: 0 4px 20px rgba(245, 166, 35, 0.3);
  font-family: var(--font-heading, 'Montserrat', sans-serif);
  font-weight: 700;
}

.page-contact__form-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(245, 166, 35, 0.45);
}

.page-contact__form-submit:active {
  transform: translateY(0);
}

.page-contact__form-submit:focus-visible {
  outline: 2px solid var(--contact-neon);
  outline-offset: 4px;
}

/* 表单提交成功 */
.page-contact__form-success {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md, 1rem);
  max-width: 480px;
  margin: var(--space-xl, 3rem) auto 0;
  padding: var(--space-xl, 3rem) var(--space-lg, 2rem);
  background: rgba(46, 213, 115, 0.08);
  border: 1px solid rgba(46, 213, 115, 0.25);
  border-radius: var(--contact-radius);
  text-align: center;
  animation: pageContactFadeIn 0.5s ease;
}

.page-contact__form-success-text {
  font-size: 1.1rem;
  color: #2ED573;
  font-weight: 500;
}

@keyframes pageContactFadeIn {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---------- FAQ 引导 ---------- */
.page-contact__faq-guide {
  padding-top: var(--space-2xl, 5rem);
  padding-bottom: var(--space-2xl, 5rem);
}

.page-contact__faq-guide-card {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
  padding: var(--space-xl, 3rem) var(--space-lg, 2rem);
  background: linear-gradient(145deg, rgba(245, 166, 35, 0.05) 0%, rgba(0, 212, 255, 0.05) 100%);
  border-radius: var(--contact-radius);
  border: 1px solid rgba(245, 166, 35, 0.12);
  box-shadow: var(--contact-shadow-card);
}

.page-contact__faq-guide-title {
  font-family: var(--font-heading, 'Montserrat', sans-serif);
  font-weight: var(--font-weight-heading, 800);
  font-size: clamp(1.3rem, 3.5vw, 1.9rem);
  color: var(--contact-gold);
  margin: 0 0 var(--space-sm, 0.5rem);
}

.page-contact__faq-guide-text {
  color: var(--contact-text-secondary);
  font-size: 1rem;
  margin: 0 0 var(--space-lg, 2rem);
  line-height: 1.7;
}

.page-contact__faq-guide-btn {
  display: inline-block;
  padding: 0.7rem 2.2rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--contact-neon);
  background: transparent;
  border: 1.5px solid var(--contact-neon);
  border-radius: 50px;
  text-decoration: none;
  transition: background var(--contact-transition), color var(--contact-transition), box-shadow var(--contact-transition);
  font-family: var(--font-heading, 'Montserrat', sans-serif);
  cursor: pointer;
}

.page-contact__faq-guide-btn:hover,
.page-contact__faq-guide-btn:focus-visible {
  background: var(--contact-neon);
  color: #0D0B1E;
  box-shadow: 0 0 24px rgba(0, 212, 255, 0.35);
  outline: none;
}

.page-contact__faq-guide-btn:focus-visible {
  outline: 2px solid var(--contact-gold);
  outline-offset: 4px;
}

/* ---------- 信任声明 ---------- */
.page-contact__trust {
  padding-top: var(--space-lg, 2rem);
  padding-bottom: var(--space-2xl, 5rem);
}

.page-contact__trust-text {
  text-align: center;
  font-size: 0.9rem;
  color: var(--contact-text-secondary);
  max-width: 600px;
  margin: 0 auto;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: var(--space-lg, 2rem);
}

/* ---------- 移动端优先与全局修正 ---------- */
@media (max-width: 639px) {
  .page-contact__hero {
    padding-top: var(--space-lg, 2rem);
    padding-bottom: var(--space-lg, 2rem);
  }

  .page-contact__hero-inner {
    min-height: 220px;
  }

  .page-contact__hero-title {
    font-size: 1.8rem;
  }

  .page-contact__method-card {
    padding: var(--space-lg, 2rem) var(--space-md, 1rem);
    min-height: 180px;
  }

  .page-contact__form {
    padding: var(--space-lg, 2rem) var(--space-md, 1rem);
  }

  .page-contact__form-submit {
    width: 100%;
  }

  .page-contact__faq-guide-card {
    padding: var(--space-lg, 2rem) var(--space-md, 1rem);
  }
}

@media (min-width: 768px) and (max-width: 1023px) {
  .page-contact__methods-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ---------- 防止横向溢出 ---------- */
.page-contact * {
  box-sizing: border-box;
}

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

.page-contact a {
  color: inherit;
  text-decoration: none;
}

/* ---------- 提交按钮禁用态（供 JS 使用） ---------- */
.page-contact__form-submit:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}

/* ---------- 针对地址卡片的特殊悬停 ---------- */
.page-contact__method-card--address:hover .page-contact__method-icon {
  filter: drop-shadow(0 0 16px rgba(245, 166, 35, 0.55));
}