/* ==========================================================
   联系品牌页 · page-contact
   深蓝战幕 + 亮橙强调 | 非对称双栏 | 目录索引感
   ========================================================== */

.page-contact {
  --c-accent: var(--color-accent);
  --c-ink: var(--color-primary);
  --c-ink-2: var(--color-primary-dark);
  --c-ink-3: var(--color-primary-deeper);
  --c-paper: var(--color-light);
  --c-white: var(--color-white);
  --c-muted: var(--color-muted);
  --c-text: var(--color-text);
  --c-alt: var(--color-light-alt);
}

/* ---------- 封面 Hero ---------- */

.page-contact .contact-hero {
  position: relative;
  background: linear-gradient(135deg, var(--c-ink) 0%, var(--c-ink-2) 55%, var(--c-ink-3) 100%);
  color: var(--c-white);
  padding: 56px 0 88px;
  overflow: hidden;
  z-index: 1;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  top: -140px;
  right: -100px;
  width: 380px;
  height: 380px;
  border-radius: 50%;
  background: rgba(255, 107, 53, 0.12);
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 36px;
  background: var(--c-paper);
  clip-path: polygon(0 100%, 100% 0, 100% 100%);
  z-index: 2;
}

.page-contact .contact-hero__content {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  padding-top: 44px;
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero__kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: 16px;
}

.page-contact .contact-hero__kicker::before {
  content: "";
  width: 30px;
  height: 2px;
  background: var(--c-accent);
  border-radius: 2px;
}

.page-contact .contact-hero__title {
  font-family: var(--font-headline);
  font-size: clamp(2.6rem, 8vw, 4.2rem);
  line-height: 1.02;
  letter-spacing: 0.02em;
  margin: 0 0 18px;
}

.page-contact .contact-hero__lead {
  max-width: 60ch;
  font-size: 1rem;
  line-height: 1.75;
  color: rgba(245, 247, 250, 0.85);
  margin: 0 0 32px;
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.page-contact .contact-hero__btn {
  padding: 14px 30px;
  text-decoration: none;
}

.page-contact .contact-hero__side {
  display: none;
  flex-direction: column;
  align-items: flex-end;
  text-align: right;
  border-left: 1px solid rgba(255, 255, 255, 0.12);
  padding-left: 28px;
}

.page-contact .contact-hero__num {
  font-family: var(--font-headline);
  font-size: clamp(4rem, 10vw, 6.5rem);
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 2px var(--c-accent);
  user-select: none;
}

.page-contact .contact-hero__side-note {
  margin-top: 10px;
  font-size: 0.75rem;
  line-height: 1.7;
  letter-spacing: 0.16em;
  color: var(--color-muted);
}

/* ---------- 章节头 ---------- */

.page-contact .contact-section-head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px 16px;
  margin-bottom: 36px;
}

.page-contact .contact-section-head__index {
  font-family: var(--font-headline);
  font-size: clamp(2.2rem, 5vw, 3.2rem);
  line-height: 1;
  color: var(--c-accent);
  transform: rotate(-2deg);
}

.page-contact .contact-section-head__title {
  font-family: var(--font-headline);
  font-size: clamp(1.35rem, 3vw, 2rem);
  letter-spacing: 0.02em;
  color: var(--c-ink);
  margin: 0;
}

.page-contact .contact-section-head__note {
  width: 100%;
  padding-left: 2px;
  font-size: 0.875rem;
  color: var(--c-muted);
}

.page-contact .contact-section-head--light .contact-section-head__title {
  color: var(--c-white);
}

.page-contact .contact-section-head--light .contact-section-head__note {
  color: rgba(245, 247, 250, 0.55);
}

/* ---------- 01 联系渠道 ---------- */

.page-contact .contact-channels {
  position: relative;
  z-index: 2;
  background: var(--c-paper);
  padding: 72px 0 80px;
}

.page-contact .contact-channels__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: start;
}

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

.page-contact .contact-card {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 18px;
  background: var(--c-white);
  border-radius: var(--radius-lg);
  padding: 26px 24px;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-std), box-shadow var(--transition-std);
}

.page-contact .contact-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-pop);
}

.page-contact .contact-card__icon {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  background: rgba(255, 107, 53, 0.12);
  color: var(--c-accent);
  display: flex;
  align-items: center;
  justify-content: center;
}

.page-contact .contact-card__icon svg {
  width: 24px;
  height: 24px;
}

.page-contact .contact-card__title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--c-ink);
  margin: 0 0 4px;
}

.page-contact .contact-card__desc {
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--c-muted);
  margin: 0 0 12px;
}

.page-contact .contact-card__value {
  display: inline-block;
  font-family: var(--font-headline);
  font-size: 1rem;
  font-weight: 700;
  color: var(--c-ink);
  text-decoration: none;
  word-break: break-all;
  border-bottom: 2px solid rgba(255, 107, 53, 0.3);
  transition: border-color var(--transition-fast);
}

.page-contact .contact-card__value:hover {
  border-color: var(--c-accent);
}

.page-contact .contact-card__address {
  font-style: normal;
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--c-ink);
  margin: 0;
}

.page-contact .contact-card__meta {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px dashed var(--c-alt);
}

.page-contact .contact-card__meta-item {
  font-size: 0.8rem;
  color: var(--c-muted);
}

.page-contact .contact-card__meta-link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--c-accent);
  text-decoration: none;
}

.page-contact .contact-card__meta-link:hover {
  text-decoration: underline;
}

/* ---------- 快速联系 UI（纯前端交互） ---------- */

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

.page-contact .contact-quick {
  position: relative;
  background: linear-gradient(160deg, var(--c-ink) 0%, var(--c-ink-2) 100%);
  border-radius: var(--radius-lg);
  padding: 30px 26px;
  color: var(--c-white);
  overflow: hidden;
  box-shadow: var(--shadow-pop);
}

.page-contact .contact-quick::before {
  content: "";
  position: absolute;
  top: -60px;
  right: -60px;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: rgba(255, 107, 53, 0.14);
}

.page-contact .contact-quick__head {
  margin-bottom: 26px;
}

.page-contact .contact-quick__title {
  font-size: 1.4rem;
  margin: 12px 0 6px;
}

.page-contact .contact-quick__desc {
  font-size: 0.875rem;
  line-height: 1.6;
  color: rgba(245, 247, 250, 0.7);
  margin: 0;
}

.page-contact .contact-quick__field {
  margin: 0 0 16px;
}

.page-contact .contact-quick__label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: rgba(245, 247, 250, 0.7);
  margin-bottom: 8px;
}

.page-contact .contact-quick__input,
.page-contact .contact-quick__select,
.page-contact .contact-quick__textarea {
  width: 100%;
  box-sizing: border-box;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  color: var(--c-white);
  font-family: var(--font-body);
  font-size: 0.925rem;
  outline: none;
  transition: border-color var(--transition-fast), background var(--transition-fast);
}

.page-contact .contact-quick__input::placeholder,
.page-contact .contact-quick__textarea::placeholder {
  color: rgba(255, 255, 255, 0.35);
}

.page-contact .contact-quick__input:focus,
.page-contact .contact-quick__select:focus,
.page-contact .contact-quick__textarea:focus {
  border-color: var(--c-accent);
  background: rgba(255, 255, 255, 0.16);
}

.page-contact .contact-quick__select-wrap {
  position: relative;
  display: block;
}

.page-contact .contact-quick__select-wrap::after {
  content: "";
  position: absolute;
  right: 16px;
  top: 50%;
  width: 8px;
  height: 8px;
  border-right: 2px solid var(--c-accent);
  border-bottom: 2px solid var(--c-accent);
  transform: translateY(-70%) rotate(45deg);
  pointer-events: none;
}

.page-contact .contact-quick__select {
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
}

.page-contact .contact-quick__submit {
  width: 100%;
  margin-top: 6px;
}

.page-contact .contact-quick__note {
  margin: 16px 0 0;
  font-size: 0.8rem;
  line-height: 1.6;
  color: rgba(245, 247, 250, 0.5);
}

/* ---------- 02 响应承诺 ---------- */

.page-contact .contact-response {
  background: var(--c-ink);
  color: var(--c-white);
  padding: 72px 0 80px;
  position: relative;
  overflow: hidden;
}

.page-contact .contact-response::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--c-accent) 0%, rgba(255, 107, 53, 0) 65%);
}

.page-contact .contact-response__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  align-items: center;
}

.page-contact .contact-response__media {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-pop);
}

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

.page-contact .contact-response__media-tag {
  position: absolute;
  left: 16px;
  bottom: 16px;
  background: rgba(10, 31, 68, 0.85);
  color: var(--c-white);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-card);
}

.page-contact .contact-response__lead {
  max-width: 50ch;
  font-size: 1.05rem;
  line-height: 1.8;
  color: rgba(245, 247, 250, 0.85);
  margin: 0 0 30px;
}

.page-contact .contact-response__row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 28px;
}

.page-contact .contact-response__stat {
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 20px 12px;
  text-align: center;
}

.page-contact .contact-response__num {
  display: block;
  font-family: var(--font-headline);
  font-size: clamp(1.4rem, 2.4vw, 2rem);
  line-height: 1.1;
  color: var(--c-accent);
}

.page-contact .contact-response__label {
  display: block;
  font-size: 0.75rem;
  color: rgba(245, 247, 250, 0.6);
  margin-top: 8px;
}

.page-contact .contact-response__note {
  max-width: 46ch;
  font-size: 0.875rem;
  line-height: 1.75;
  color: rgba(245, 247, 250, 0.55);
  margin: 0;
}

/* ---------- 03 地址指引 ---------- */

.page-contact .contact-map {
  background: var(--c-paper);
  padding: 72px 0 80px;
}

.page-contact .contact-map__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

.page-contact .contact-map__visual {
  position: relative;
  background: #e2e6ed;
  border-radius: var(--radius-lg);
  min-height: 360px;
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.page-contact .contact-map__grid-base {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(10, 31, 68, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(10, 31, 68, 0.06) 1px, transparent 1px);
  background-size: 32px 32px;
}

.page-contact .contact-map__line {
  position: absolute;
  background: var(--c-white);
  box-shadow: 0 0 0 1px rgba(10, 31, 68, 0.05);
}

.page-contact .contact-map__line--h1 {
  left: 0;
  right: 0;
  top: 42%;
  height: 18px;
  transform: rotate(-6deg);
}

.page-contact .contact-map__line--h2 {
  left: -60px;
  right: -60px;
  top: 72%;
  height: 12px;
  transform: rotate(4deg);
}

.page-contact .contact-map__line--v1 {
  top: 0;
  bottom: 0;
  left: 32%;
  width: 14px;
  transform: rotate(8deg);
}

.page-contact .contact-map__line--v2 {
  top: -40px;
  bottom: -40px;
  left: 68%;
  width: 10px;
  transform: rotate(-4deg);
}

.page-contact .contact-map__road-label {
  position: absolute;
  z-index: 2;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--c-muted);
  background: rgba(255, 255, 255, 0.85);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-card);
}

.page-contact .contact-map__road-label--1 {
  top: 34%;
  left: 8%;
  transform: rotate(-6deg);
}

.page-contact .contact-map__road-label--2 {
  bottom: 18%;
  right: 6%;
  transform: rotate(4deg);
}

.page-contact .contact-map__pin {
  position: absolute;
  top: 36%;
  left: 66%;
  width: 36px;
  height: 36px;
  background: var(--c-accent);
  border-radius: 50%;
  box-shadow: 0 0 0 8px rgba(255, 107, 53, 0.22), 0 10px 20px rgba(255, 107, 53, 0.35);
  transform: translate(-50%, -50%);
  z-index: 5;
}

.page-contact .contact-map__pin::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 12px;
  height: 12px;
  background: var(--c-white);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.page-contact .contact-map__pin-text {
  position: absolute;
  top: calc(36% + 30px);
  left: 66%;
  transform: translateX(-50%);
  z-index: 6;
  background: var(--c-ink);
  color: var(--c-white);
  font-size: 0.8rem;
  font-weight: 600;
  line-height: 1.5;
  text-align: center;
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  white-space: nowrap;
  box-shadow: var(--shadow-card);
}

.page-contact .contact-map__landmark {
  position: absolute;
  z-index: 3;
  font-size: 0.75rem;
  color: var(--c-ink);
  background: rgba(255, 255, 255, 0.88);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-card);
}

.page-contact .contact-map__landmark--gym {
  top: 14%;
  left: 14%;
}

.page-contact .contact-map__landmark--metro {
  top: 66%;
  left: 44%;
}

.page-contact .contact-map__info {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.page-contact .contact-map__info-title {
  font-size: 1.5rem;
  color: var(--c-ink);
  margin: 0 0 20px;
}

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

.page-contact .contact-map__steps li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--c-alt);
  font-size: 0.925rem;
  line-height: 1.7;
  color: var(--c-text);
}

.page-contact .contact-map__step-num {
  font-family: var(--font-headline);
  font-size: 0.9rem;
  color: var(--c-accent);
  white-space: nowrap;
}

.page-contact .contact-map__address-block {
  background: var(--c-white);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  border-left: 4px solid var(--c-accent);
  box-shadow: var(--shadow-card);
}

.page-contact .contact-map__address-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--c-muted);
  margin-bottom: 6px;
}

.page-contact .contact-map__address {
  font-style: normal;
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--c-ink);
}

/* ---------- 04 合作与反馈 ---------- */

.page-contact .contact-feedback {
  position: relative;
  background: var(--c-ink);
  color: var(--c-white);
  padding: 72px 0 80px;
  overflow: hidden;
}

.page-contact .contact-feedback::after {
  content: "";
  position: absolute;
  right: -60px;
  bottom: -80px;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: rgba(255, 107, 53, 0.08);
}

.page-contact .contact-feedback__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-bottom: 40px;
}

.page-contact .contact-feedback__card {
  position: relative;
  display: block;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  color: var(--c-white);
  text-decoration: none;
  overflow: hidden;
  transition: background var(--transition-std), border-color var(--transition-std), transform var(--transition-std);
}

.page-contact .contact-feedback__card:hover {
  background: rgba(255, 107, 53, 0.16);
  border-color: rgba(255, 107, 53, 0.5);
  transform: translateY(-4px);
}

.page-contact .contact-feedback__card-index {
  position: absolute;
  right: 18px;
  top: 8px;
  font-family: var(--font-headline);
  font-size: 2.8rem;
  line-height: 1;
  color: rgba(255, 255, 255, 0.1);
  user-select: none;
}

.page-contact .contact-feedback__card-title {
  font-size: 1.15rem;
  margin: 0 0 8px;
}

.page-contact .contact-feedback__card-desc {
  font-size: 0.875rem;
  line-height: 1.7;
  color: rgba(245, 247, 250, 0.65);
  margin: 0 0 14px;
}

.page-contact .contact-feedback__card-link {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--c-accent);
}

.page-contact .contact-feedback__foot {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  align-items: center;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: 24px;
}

.page-contact .contact-feedback__img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  object-fit: cover;
}

.page-contact .contact-feedback__foot-title {
  font-size: 1.3rem;
  margin: 0 0 10px;
}

.page-contact .contact-feedback__foot-desc {
  font-size: 0.925rem;
  line-height: 1.8;
  color: rgba(245, 247, 250, 0.7);
  margin: 0;
}

/* ---------- 聚焦与无障碍 ---------- */

.page-contact .contact-card__value:focus-visible,
.page-contact .contact-card__meta-link:focus-visible,
.page-contact .contact-feedback__card:focus-visible,
.page-contact .contact-quick__input:focus-visible,
.page-contact .contact-quick__select:focus-visible,
.page-contact .contact-quick__textarea:focus-visible {
  outline: 2px solid var(--c-accent);
  outline-offset: 3px;
}

/* ---------- 桌面端 ---------- */

@media (min-width: 768px) {
  .page-contact .contact-hero {
    padding: 64px 0 104px;
  }

  .page-contact .contact-hero__content {
    grid-template-columns: 1.5fr 0.5fr;
    gap: 48px;
    align-items: end;
  }

  .page-contact .contact-hero__side {
    display: flex;
  }

  .page-contact .contact-channels__grid {
    grid-template-columns: 1.2fr 0.8fr;
    gap: 48px;
  }

  .page-contact .contact-response__grid {
    grid-template-columns: 1fr 1fr;
    gap: 56px;
  }

  .page-contact .contact-map__grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 48px;
  }

  .page-contact .contact-feedback__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }

  .page-contact .contact-feedback__foot {
    grid-template-columns: 0.9fr 1.1fr;
    padding: 32px;
  }
}

@media (min-width: 1024px) {
  .page-contact .contact-hero {
    padding: 72px 0 120px;
  }

  .page-contact .contact-channels__grid {
    gap: 64px;
  }

  .page-contact .contact-response__grid {
    gap: 72px;
  }
}

/* ---------- 减少动态偏好 ---------- */

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-card,
  .page-contact .contact-feedback__card {
    transition: none;
    transform: none;
  }
}