.page-contact {
  background: var(--mist);
  color: var(--slate);
  overflow-x: hidden;
  font-family: var(--font-body);
  line-height: 1.75;
}

.page-contact .section {
  margin-bottom: 3rem;
}

.page-contact .breadcrumbs {
  margin-top: 1.75rem;
}

.page-contact .section-head {
  position: relative;
  margin-bottom: 1.5rem;
}

.page-contact .head-line {
  display: block;
  width: 56px;
  height: 4px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--green), var(--orange));
  margin-bottom: 0.85rem;
}

.page-contact .section-desc {
  color: var(--muted);
  font-size: var(--text-sm);
  margin-top: 0.3rem;
}

.page-contact .section-more {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--green);
  text-decoration: none;
  letter-spacing: 0.02em;
}

.page-contact .section-more:hover,
.page-contact .section-more:focus-visible {
  color: var(--orange);
}

/* ========== Hero ========== */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding: 2rem 1.5rem;
  margin-top: 1.5rem;
  border-radius: var(--radius-panel);
  border-top: 4px solid var(--green);
  background:
    radial-gradient(circle at 88% 12%, rgba(255, 179, 107, 0.32) 0%, transparent 34%),
    linear-gradient(135deg, var(--card) 0%, var(--mist) 100%);
  box-shadow: var(--shadow-card);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 10%;
  width: 140px;
  height: 24px;
  background: var(--orange);
  clip-path: polygon(0 0, 100% 0, 86% 100%, 0 100%);
  opacity: 0.88;
}

.page-contact .contact-hero-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}

.page-contact .contact-hero-copy .section-index {
  margin-bottom: 0.5rem;
}

.page-contact .contact-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.1rem, 7.5vw, 3.6rem);
  font-weight: 200;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--deep);
  margin: 0.25rem 0 1rem;
  max-width: 13em;
}

.page-contact .hero-lead {
  color: var(--muted);
  font-size: var(--text-md);
  max-width: 42em;
  margin-bottom: 1.4rem;
}

.page-contact .contact-channels-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--deep);
  margin: 1.5rem 0 0.85rem;
}

.page-contact .channel-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.page-contact .channel-card {
  padding: 1.35rem;
  background: var(--card);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-contact .channel-card--support {
  border-left: 4px solid var(--green-bright);
}

.page-contact .channel-card--collab {
  border-left: 4px solid var(--orange);
}

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

.page-contact .channel-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  flex-wrap: wrap;
}

.page-contact .channel-card--collab .status-chip {
  background: rgba(255, 90, 31, 0.14);
  color: var(--orange);
}

.page-contact .channel-card--collab .status-chip .status-dot {
  background: var(--orange);
  box-shadow: 0 0 0 3px rgba(255, 90, 31, 0.2);
}

.page-contact .channel-code {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-contact .channel-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--deep);
  margin: 0 0 0.25rem;
}

.page-contact .contact-mail {
  display: inline-block;
  font-family: var(--font-display);
  font-size: clamp(1rem, 4vw, 1.25rem);
  font-weight: 700;
  color: var(--green);
  text-decoration: none;
  overflow-wrap: anywhere;
  border-bottom: 2px solid rgba(22, 163, 74, 0.25);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .contact-mail:hover,
.page-contact .contact-mail:focus-visible {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

.page-contact .channel-note {
  color: var(--muted);
  font-size: var(--text-sm);
  margin-top: 0.5rem;
}

.page-contact .channel-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.8rem;
}

.page-contact .meta-chip {
  display: inline-flex;
  align-items: center;
  background: var(--mist);
  border-radius: var(--radius-pill);
  padding: 0.3rem 0.8rem;
  font-size: var(--text-xs);
  color: var(--slate);
}

/* ========== Hero visual ========== */
.page-contact .contact-hero-visual {
  position: relative;
  aspect-ratio: 1 / 1;
  min-height: 300px;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow-float);
  background: var(--deep);
}

.page-contact .hero-net-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-contact .metro-svg {
  position: absolute;
  inset: 0;
  z-index: 2;
  width: 100%;
  height: 100%;
  background: transparent;
}

.page-contact .metro-trail {
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.page-contact .metro-trail--green {
  stroke: var(--green);
  stroke-width: 16;
}

.page-contact .metro-trail--orange {
  stroke: var(--orange);
  stroke-width: 14;
}

.page-contact .metro-trail--deep {
  stroke: var(--deep);
  stroke-width: 6;
}

.page-contact .metro-node {
  stroke: var(--card);
  stroke-width: 4;
}

.page-contact .metro-node--green {
  fill: var(--green);
}

.page-contact .metro-node--orange {
  fill: var(--orange);
}

.page-contact .metro-node--deep {
  fill: var(--deep);
}

.page-contact .metro-label {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  fill: var(--deep);
  stroke: rgba(244, 247, 246, 0.72);
  stroke-width: 3px;
  paint-order: stroke;
}

.page-contact .metro-label--green {
  fill: var(--green);
}

.page-contact .metro-label--orange {
  fill: var(--orange);
}

.page-contact .hero-visual-caption {
  position: absolute;
  left: 1rem;
  right: 1rem;
  bottom: 1rem;
  z-index: 3;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  padding: 0.7rem 1rem;
  background: rgba(20, 33, 61, 0.8);
  backdrop-filter: blur(6px);
  border-radius: var(--radius-card);
  color: var(--card);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
}

.page-contact .hero-visual-caption > span {
  display: inline-flex;
  align-items: center;
}

.page-contact .hero-visual-caption .caption-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--line-green);
  margin-right: 0.45rem;
}

.page-contact .hero-visual-caption .caption-dot--orange {
  background: var(--orange);
}

.page-contact .hero-visual-caption .caption-dot--deep {
  background: #ffffff;
}

/* ========== Contact detail ========== */
.page-contact .contact-detail-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.page-contact .detail-card {
  position: relative;
  padding: 1.5rem;
  background: var(--card);
  border-radius: var(--radius-panel);
  box-shadow: var(--shadow-card);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-contact .detail-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 56px;
  height: 4px;
  background: linear-gradient(90deg, var(--green), var(--orange));
}

.page-contact .detail-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-float);
}

.page-contact .detail-icon {
  position: relative;
  display: block;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(22, 163, 74, 0.14);
  margin-bottom: 1rem;
}

.page-contact .detail-icon--phone {
  background: rgba(255, 90, 31, 0.14);
}

.page-contact .detail-icon--phone::after {
  content: "";
  position: absolute;
  inset: 11px;
  border-radius: 50%;
  border: 3px solid var(--orange);
}

.page-contact .detail-icon--pin {
  background: rgba(10, 92, 42, 0.14);
}

.page-contact .detail-icon--pin::after {
  content: "";
  position: absolute;
  top: 10px;
  left: 14px;
  width: 16px;
  height: 16px;
  background: var(--green);
  border-radius: 50% 50% 50% 0;
  transform: rotate(-45deg);
}

.page-contact .detail-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 800;
  color: var(--deep);
  margin: 0;
}

.page-contact .contact-phone {
  display: inline-block;
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--orange);
  text-decoration: none;
  margin-top: 0.3rem;
}

.page-contact .contact-phone:hover,
.page-contact .contact-phone:focus-visible {
  color: var(--green);
}

.page-contact .contact-address {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--green);
  margin: 0.3rem 0 0;
}

.page-contact .detail-note {
  color: var(--muted);
  font-size: var(--text-sm);
  margin-top: 0.5rem;
}

/* ========== FAQ ========== */
.page-contact .faq-guide-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.page-contact .faq-card {
  display: flex;
  flex-direction: column;
  padding: 1.5rem;
  background: var(--card);
  border-radius: var(--radius-panel);
  box-shadow: var(--shadow-card);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

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

.page-contact .faq-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: var(--deep);
  color: var(--card);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.04em;
  margin-bottom: 1rem;
}

.page-contact .faq-card h3 {
  font-family: var(--font-display);
  font-size: var(--text-md);
  font-weight: 700;
  color: var(--deep);
  margin: 0 0 0.5rem;
  line-height: 1.5;
}

.page-contact .faq-card p {
  color: var(--slate);
  font-size: var(--text-sm);
  margin-bottom: 1rem;
}

.page-contact .btn-link {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--green);
  text-decoration: none;
  border-bottom: 2px solid rgba(22, 163, 74, 0.2);
  padding-bottom: 0.15rem;
  margin-top: auto;
}

.page-contact .btn-link:hover,
.page-contact .btn-link:focus-visible {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

/* ========== Collab ========== */
.page-contact .collab-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.page-contact .collab-intro {
  padding: 1.5rem;
  background: var(--deep);
  color: var(--card);
  border-radius: var(--radius-panel);
}

.page-contact .collab-intro .tag-list {
  margin-bottom: 1rem;
}

.page-contact .collab-intro .tag {
  background: rgba(22, 163, 74, 0.24);
  color: #d1fae5;
}

.page-contact .collab-intro .tag--orange {
  background: rgba(255, 90, 31, 0.24);
  color: #ffd9c7;
}

.page-contact .collab-desc {
  font-size: var(--text-md);
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.94);
  margin-top: 0.25rem;
}

.page-contact .map-css {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 1.75rem;
  height: 180px;
  border-radius: var(--radius-card);
  cursor: default;
  overflow: hidden;
  background:
    radial-gradient(circle at 68% 38%, rgba(255, 179, 107, 0.38) 0%, transparent 42%),
    linear-gradient(135deg, rgba(10, 92, 42, 0.82) 0%, rgba(22, 163, 74, 0.56) 48%, rgba(20, 33, 61, 0.8) 100%);
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.page-contact .map-marker {
  position: absolute;
  top: 42%;
  left: 64%;
  width: 22px;
  height: 22px;
  background: var(--orange);
  border: 4px solid rgba(255, 255, 255, 0.92);
  border-radius: 50% 50% 50% 0;
  transform: rotate(-45deg);
  box-shadow: 0 0 0 10px rgba(255, 90, 31, 0.18);
}

.page-contact .map-caption {
  position: relative;
  z-index: 2;
  padding: 0.5rem 1.1rem;
  background: rgba(20, 33, 61, 0.76);
  border-radius: var(--radius-pill);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--card);
  letter-spacing: 0.04em;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-contact .map-css:hover .map-caption,
.page-contact .map-css:focus-visible .map-caption,
.page-contact .map-css:focus .map-caption {
  opacity: 1;
  transform: translateY(0);
}

.page-contact .collab-note {
  margin-top: 1.25rem;
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.72);
}

/* ========== Form card ========== */
.page-contact .contact-form-card {
  padding: 1.5rem;
  background: var(--card);
  border-radius: var(--radius-panel);
  box-shadow: var(--shadow-card);
}

.page-contact .form-row {
  margin-bottom: 1.1rem;
}

.page-contact .form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--deep);
  margin-bottom: 0.35rem;
}

.page-contact .form-input,
.page-contact .form-select,
.page-contact .form-textarea {
  width: 100%;
  padding: 0.75rem 0.9rem;
  font-family: var(--font-body);
  font-size: var(--text-md);
  color: var(--slate);
  background: var(--mist);
  border: 0;
  border-bottom: 2px solid rgba(22, 163, 74, 0.28);
  border-radius: 8px 8px 0 0;
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-contact .form-input:focus,
.page-contact .form-select:focus,
.page-contact .form-textarea:focus {
  outline: none;
  border-bottom-color: var(--green-bright);
  box-shadow: 0 2px 0 rgba(22, 163, 74, 0.23);
}

.page-contact .form-textarea {
  resize: vertical;
  min-height: 96px;
}

.page-contact .form-select {
  appearance: none;
  background:
    linear-gradient(45deg, transparent 50%, var(--green) 50%),
    linear-gradient(135deg, var(--green) 50%, transparent 50%),
    var(--mist);
  background-position:
    calc(100% - 22px) 1.15em,
    calc(100% - 14px) 1.15em,
    0 0;
  background-size:
    8px 8px,
    8px 8px,
    100% 100%;
  background-repeat: no-repeat, no-repeat, repeat;
}

.page-contact .submit-demo {
  width: 100%;
  margin-top: 1.4rem;
  list-style: none;
}

.page-contact .submit-demo::-webkit-details-marker {
  display: none;
}

.page-contact .submit-demo summary {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.page-contact .submit-demo summary::-webkit-details-marker {
  display: none;
}

.page-contact .form-feedback {
  margin-top: 0.6rem;
  padding: 0.55rem 0.8rem;
  background: rgba(22, 163, 74, 0.1);
  border-radius: var(--radius-card);
  color: var(--green);
  font-size: var(--text-sm);
  font-weight: 600;
}

.page-contact .form-tip {
  margin-top: 0.8rem;
  color: var(--muted);
  font-size: var(--text-xs);
}

/* ========== Copyright band ========== */
.page-contact .copyright-band {
  position: relative;
  margin-top: 4rem;
  height: 200px;
  border-radius: var(--radius-panel);
  overflow: hidden;
  text-align: center;
  background: var(--deep);
}

.page-contact .copyright-band-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-contact .copyright-band::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(180deg, rgba(20, 33, 61, 0.28) 0%, rgba(20, 33, 61, 0.14) 100%);
}

.page-contact .legal-links {
  position: absolute;
  z-index: 2;
  top: 1.25rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
  padding: 0.45rem 1.1rem;
  background: rgba(20, 33, 61, 0.74);
  border-radius: var(--radius-pill);
  color: var(--white);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
}

.page-contact .legal-links a {
  color: var(--card);
  text-decoration: none;
}

.page-contact .legal-links a:hover,
.page-contact .legal-links a:focus-visible {
  color: var(--orange-soft);
}

.page-contact .icp-text {
  position: absolute;
  z-index: 2;
  bottom: 1.25rem;
  left: 50%;
  transform: translateX(-50%);
  margin: 0;
  padding: 0.35rem 1rem;
  background: rgba(20, 33, 61, 0.68);
  border-radius: var(--radius-pill);
  color: var(--white);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
}

/* ========== Desktop >= 1024px ========== */
@media (min-width: 1024px) {
  .page-contact .contact-hero {
    padding: 3.5rem;
    margin-top: 2.25rem;
  }

  .page-contact .contact-hero-inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 3rem;
  }

  .page-contact .channel-list {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .page-contact .contact-hero-visual {
    min-height: 520px;
  }

  .page-contact .metro-label {
    font-size: var(--text-sm);
  }

  .page-contact .contact-detail-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.5rem;
  }

  .page-contact .faq-guide-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.5rem;
  }

  .page-contact .collab-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 1.5rem;
  }

  .page-contact .collab-intro,
  .page-contact .contact-form-card {
    padding: 2rem;
  }
}