.page-contact {
  --contact-accent: #FF4D00;
  --contact-deep: #1A1A2E;
  --contact-gold: #FFD700;
  color: var(--ink);
  background: var(--bg);
}

/* Breadcrumb */
.page-contact .contact-topbar {
  max-width: var(--container);
  margin: 0 auto;
  padding: 18px 24px 0;
}
.page-contact .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  font-size: 13px;
  color: var(--muted);
}
.page-contact .breadcrumb a {
  color: var(--ink);
  text-decoration: none;
  transition: color 0.2s ease;
}
.page-contact .breadcrumb a:hover {
  color: var(--primary);
  text-decoration: underline;
}
.page-contact .breadcrumb-sep {
  color: var(--line);
}

/* Hero */
.page-contact .contact-hero {
  position: relative;
  min-height: 420px;
  display: flex;
  align-items: flex-end;
  margin: 10px 0 0;
  overflow: hidden;
}
.page-contact .contact-hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.page-contact .contact-hero-scrim {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10,10,15,0.5) 0%, rgba(10,10,15,0.15) 42%, rgba(10,10,15,0.82) 100%);
}
.page-contact .contact-hero-flag {
  position: absolute;
  top: 22px;
  right: 22px;
  z-index: 3;
  padding: 8px 16px;
  background: var(--contact-accent);
  color: #fff;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.14em;
  transform: skewX(-6deg);
  border-radius: 4px;
  box-shadow: 0 6px 16px rgba(0,0,0,0.28);
}
.page-contact .contact-hero-inner {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 48px 24px 56px;
  color: var(--bg);
}
.page-contact .contact-hero-kicker {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--contact-gold);
  text-transform: uppercase;
}
.page-contact .kicker-line {
  width: 56px;
  height: 2px;
  background: var(--contact-accent);
}
.page-contact .contact-hero h1 {
  margin: 0 0 18px;
  font-size: clamp(32px, 8.5vw, 66px);
  line-height: 1.06;
  font-weight: 900;
  letter-spacing: -0.02em;
  transform: skewX(-4deg);
  max-width: 700px;
}
.page-contact .contact-hero-lead {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(244,239,230,0.92);
  max-width: 560px;
}
.page-contact .contact-hero-meta {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 10px 16px;
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: 999px;
  background: rgba(255,255,255,0.08);
  backdrop-filter: blur(6px);
  font-size: 13px;
  color: var(--bg);
  letter-spacing: 0.1em;
}

/* Sections common */
.page-contact .section {
  padding: 56px 0;
}
.page-contact .section-head {
  position: relative;
  margin-bottom: 36px;
  padding-left: 16px;
}
.page-contact .section-head::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 6px;
  width: 4px;
  background: var(--contact-accent);
  transform: skewX(-10deg);
}
.page-contact .section-badge {
  display: block;
  margin-bottom: 8px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.18em;
  color: var(--contact-accent);
  text-transform: uppercase;
}
.page-contact .section-head .h-section {
  margin: 0 0 8px;
  font-size: 30px;
  font-weight: 900;
  line-height: 1.15;
  transform: skewX(-5deg);
  letter-spacing: -0.01em;
}
.page-contact .section-sub {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
  max-width: 500px;
}

/* Channels */
.page-contact .contact-channels {
  padding: 56px 0 64px;
}
.page-contact .channels-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
.page-contact .channels-visual {
  position: relative;
  margin: 0;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.1);
  background: var(--contact-deep);
  box-shadow: 0 14px 34px rgba(10,10,15,0.3);
  transform: rotate(-1deg);
}
.page-contact .channels-visual img {
  display: block;
  width: 100%;
  height: 260px;
  object-fit: cover;
}
.page-contact .channels-visual-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-end;
  padding: 18px;
  background: linear-gradient(180deg, transparent 40%, rgba(10,10,15,0.75) 100%);
  color: var(--bg);
  font-size: 13px;
  letter-spacing: 0.22em;
  font-weight: 800;
  line-height: 1.5;
}
.page-contact .channels-visual-overlay span {
  border-left: 2px solid var(--contact-accent);
  padding-left: 10px;
}
.page-contact .channels-board {
  display: grid;
  grid-template-columns: 1fr;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: rgba(255,255,255,0.5);
  box-shadow: 0 10px 30px rgba(10,10,15,0.06);
  overflow: hidden;
}
.page-contact .channel-block {
  position: relative;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 22px 18px;
  border-bottom: 1px solid var(--line);
  transition: background 0.2s ease, transform 0.2s ease;
}
.page-contact .channel-block:last-child {
  border-bottom: 0;
}
.page-contact .channel-block:hover,
.page-contact .channel-block:focus-within {
  background: rgba(255,77,0,0.05);
}
.page-contact .channel-ico {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  flex: 0 0 48px;
  border-radius: 14px;
  background: var(--contact-deep);
  color: var(--bg);
  transition: background 0.2s ease, transform 0.2s ease;
}
.page-contact .channel-block:hover .channel-ico {
  background: var(--contact-accent);
  transform: translateY(-2px);
}
.page-contact .channel-content {
  min-width: 0;
  flex: 1;
}
.page-contact .channel-label {
  display: block;
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 2px;
}
.page-contact .channel-content h3 {
  margin: 0 0 4px;
  font-size: 17px;
  font-weight: 800;
}
.page-contact .channel-value {
  display: block;
  font-size: 15px;
  line-height: 1.5;
  font-weight: 600;
  color: var(--ink);
  word-break: break-word;
}
.page-contact .copy-btn {
  flex: 0 0 auto;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: #fff;
  font-size: 13px;
  color: var(--muted);
  cursor: default;
  transition: color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}
.page-contact .copy-btn:hover,
.page-contact .copy-btn:focus {
  color: var(--contact-accent);
  border-color: var(--contact-accent);
  box-shadow: 0 0 0 4px rgba(255,77,0,0.08);
}
.page-contact .channel-note {
  margin-top: 24px;
  padding: 16px 18px;
  border-left: 3px solid var(--contact-accent);
  border-radius: 0 14px 14px 0;
  background: rgba(255,77,0,0.05);
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink);
}

/* Cooperation */
.page-contact .contact-coop {
  background: var(--contact-deep);
  color: var(--bg);
  position: relative;
  overflow: hidden;
}
.page-contact .contact-coop::before {
  content: "";
  position: absolute;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  border: 50px solid rgba(255,77,0,0.08);
  right: -120px;
  top: -120px;
  pointer-events: none;
}
.page-contact .contact-coop .section-head .h-section {
  color: var(--bg);
}
.page-contact .contact-coop .section-sub {
  color: rgba(244,239,230,0.7);
}
.page-contact .coop-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  position: relative;
  z-index: 2;
}
.page-contact .coop-item {
  padding: 26px 20px;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 18px;
  background: rgba(255,255,255,0.04);
  transition: border-color 0.2s ease, transform 0.2s ease, background 0.2s ease;
}
.page-contact .coop-item:hover {
  border-color: var(--contact-accent);
  transform: translateY(-4px);
  background: rgba(255,255,255,0.08);
}
.page-contact .coop-num {
  font-family: var(--font-num);
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--contact-accent);
}
.page-contact .coop-item h3 {
  margin: 10px 0 10px;
  font-size: 19px;
  font-weight: 800;
}
.page-contact .coop-item p {
  margin: 0 0 18px;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(244,239,230,0.78);
}
.page-contact .coop-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--bg);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-decoration: none;
  border-bottom: 2px solid var(--contact-accent);
  padding-bottom: 2px;
  transition: color 0.2s ease, border-color 0.2s ease;
}
.page-contact .coop-link:hover {
  color: var(--contact-gold);
  border-color: var(--contact-gold);
}

/* Form */
.page-contact .contact-form-sec {
  background: var(--bg);
  padding-bottom: 68px;
}
.page-contact .form-panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  padding: 26px 22px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.55);
  border-radius: 22px;
  box-shadow: 0 12px 36px rgba(10,10,15,0.06);
}
.page-contact .form-row {
  display: grid;
  gap: 6px;
}
.page-contact .form-row label {
  font-size: 13px;
  font-weight: 700;
  color: var(--ink);
}
.page-contact .field-wrap input,
.page-contact .field-wrap select,
.page-contact .field-wrap textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 12px;
  padding: 13px 16px;
  font: inherit;
  font-size: 15px;
  color: var(--ink);
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.page-contact .field-wrap textarea {
  resize: vertical;
  min-height: 120px;
}
.page-contact .field-wrap select {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, #666 50%), linear-gradient(135deg, #666 50%, transparent 50%);
  background-position: calc(100% - 22px) 50%, calc(100% - 16px) 50%;
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
  cursor: pointer;
}
.page-contact .field-wrap input:focus,
.page-contact .field-wrap select:focus,
.page-contact .field-wrap textarea:focus {
  border-color: var(--contact-accent);
  box-shadow: 0 0 0 4px rgba(255,77,0,0.07);
}
.page-contact .form-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  justify-content: space-between;
  padding-top: 4px;
}
.page-contact .form-hint {
  font-size: 13px;
  color: var(--muted);
  margin: 0;
  line-height: 1.6;
  max-width: 340px;
}
.page-contact .form-actions .btn {
  border: 0;
  padding: 14px 26px;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 800;
  cursor: default;
  transform: skewX(-4deg);
  transition: background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}
.page-contact .form-actions .btn:hover {
  transform: skewX(-4deg) translateY(-2px);
}

/* Promise */
.page-contact .contact-promise {
  background: linear-gradient(135deg, var(--contact-deep), #0D0D18);
  color: var(--bg);
}
.page-contact .promise-zone {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: center;
}
.page-contact .promise-big-num {
  font-family: var(--font-num);
  font-size: 118px;
  font-weight: 900;
  line-height: 0.9;
  color: var(--contact-gold);
  letter-spacing: -0.04em;
  transform: skewX(-8deg);
}
.page-contact .promise-copy h3 {
  margin: 0 0 14px;
  font-size: 24px;
  font-weight: 800;
}
.page-contact .promise-copy p {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(244,239,230,0.78);
  margin: 0 0 12px;
}
.page-contact .promise-copy .promise-trust {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid rgba(255,255,255,0.12);
  font-size: 13px;
}
.page-contact .promise-btn {
  justify-self: start;
  display: inline-block;
  padding: 14px 26px;
  background: var(--contact-accent);
  color: #fff;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
  transform: skewX(-6deg);
  transition: background 0.2s ease, transform 0.2s ease;
}
.page-contact .promise-btn:hover {
  background: var(--contact-gold);
  color: var(--contact-deep);
  transform: skewX(-6deg) translateY(-2px);
}

/* Shanghai */
.page-contact .contact-shanghai {
  background: var(--bg);
  padding-bottom: 80px;
}
.page-contact .shanghai-stage {
  position: relative;
}
.page-contact .skyline-svg {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 24px;
  box-shadow: 0 16px 44px rgba(10,10,15,0.2);
}
.page-contact .addr-hover-zone {
  position: absolute;
  top: 18px;
  right: 18px;
  z-index: 5;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: 999px;
  border: 0;
  background: var(--contact-deep);
  color: var(--bg);
  font-size: 13px;
  font-weight: 700;
  box-shadow: 0 10px 22px rgba(10,10,15,0.22);
  cursor: default;
  transition: background 0.2s ease;
}
.page-contact .addr-hover-zone:hover,
.page-contact .addr-hover-zone:focus {
  background: var(--contact-accent);
}
.page-contact .addr-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--contact-gold);
  flex: 0 0 9px;
}
.page-contact .addr-popover {
  position: absolute;
  right: 0;
  bottom: calc(100% + 16px);
  width: 280px;
  padding: 18px;
  background: rgba(255,255,255,0.96);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: 0 16px 34px rgba(10,10,15,0.18);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s;
  pointer-events: none;
}
.page-contact .addr-hover-zone:hover .addr-popover,
.page-contact .addr-hover-zone:focus .addr-popover,
.page-contact .addr-hover-zone:focus-within .addr-popover {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}
.page-contact .pop-map {
  position: relative;
  height: 150px;
  border-radius: 12px;
  background:
    linear-gradient(rgba(26,26,46,0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26,26,46,0.08) 1px, transparent 1px),
    #FFF9F0;
  background-size: 20px 20px;
  margin-bottom: 12px;
  overflow: hidden;
}
.page-contact .pop-road--h {
  position: absolute;
  left: 0;
  right: 0;
  top: 88px;
  height: 3px;
  background: rgba(255,77,0,0.4);
}
.page-contact .pop-road--v {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 78px;
  width: 3px;
  background: rgba(255,77,0,0.3);
}
.page-contact .pop-pin {
  position: absolute;
  top: 62px;
  left: 96px;
  width: 14px;
  height: 14px;
  border-radius: 50% 50% 50% 0;
  background: var(--contact-accent);
  transform: rotate(-45deg);
  box-shadow: 0 2px 8px rgba(255,77,0,0.4);
}
.page-contact .pop-pin::after {
  content: "";
  position: absolute;
  top: 4px;
  left: 4px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #fff;
}
.page-contact .pop-labels {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.page-contact .pop-labels span {
  font-size: 11px;
  color: var(--muted);
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 5px 10px;
}
.page-contact .addr-text {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
  border-left: 2px solid var(--contact-accent);
  padding-left: 14px;
  max-width: 560px;
}

/* Desktop */
@media (min-width: 900px) {
  .page-contact .contact-hero {
    min-height: 600px;
  }
  .page-contact .contact-hero-inner {
    padding: 72px 24px 84px;
  }
  .page-contact .section {
    padding: 80px 0;
  }
  .page-contact .section-head {
    margin-bottom: 44px;
  }
  .page-contact .section-head .h-section {
    font-size: 42px;
  }

  .page-contact .channels-layout {
    grid-template-columns: 4fr 8fr;
    gap: 28px;
  }
  .page-contact .channels-visual img {
    height: 100%;
    min-height: 360px;
    object-fit: cover;
  }
  .page-contact .channels-board {
    grid-template-columns: 1fr;
  }

  .page-contact .coop-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 22px;
  }

  .page-contact .form-panel {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-contact .form-row--msg {
    grid-column: 1 / -1;
  }
  .page-contact .form-actions {
    grid-column: 1 / -1;
  }

  .page-contact .promise-zone {
    grid-template-columns: 220px 1fr auto;
    gap: 36px;
  }

  .page-contact .shanghai-stage {
    padding-bottom: 8px;
  }
}