/* ===== 联系通道页面专属样式 ===== */

.page-contact {
  --contact-line: rgba(249, 250, 251, 0.1);
  --contact-card-pad: clamp(1.4rem, 3.5vw, 2.4rem);
  position: relative;
  padding-bottom: clamp(3rem, 8vw, 6rem);
  background:
    radial-gradient(ellipse 70% 32% at 88% 0%, rgba(0, 191, 255, 0.07), transparent 70%),
    radial-gradient(ellipse 55% 26% at 6% 28%, rgba(0, 255, 136, 0.05), transparent 70%);
}

/* ---------- 首屏 hero ---------- */

.page-contact .contact-hero {
  position: relative;
  padding: clamp(2.2rem, 5vw, 4rem) 0 clamp(1.8rem, 4vw, 3rem);
  overflow: hidden;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  top: -4rem;
  right: -6rem;
  width: 26rem;
  height: 26rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 191, 255, 0.1), transparent 65%);
  pointer-events: none;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 120px;
  background: linear-gradient(105deg, transparent 55%, rgba(0, 191, 255, 0.06) 55%, rgba(0, 191, 255, 0.06) 62%, transparent 62%);
  pointer-events: none;
}

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

.page-contact .contact-hero-side {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding-left: 1rem;
  border-left: 3px solid var(--color-accent-green);
}

.page-contact .contact-hero-index {
  font-family: var(--font-body);
  font-size: 1.9rem;
  font-weight: 700;
  line-height: 1;
  color: var(--color-accent-green);
}

.page-contact .contact-hero-note {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: var(--color-text-secondary);
}

.page-contact .contact-hero-main {
  min-width: 0;
}

.page-contact .contact-hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin: 0 0 1rem;
  padding: 0.35rem 0.95rem;
  border: 1px solid rgba(0, 255, 136, 0.3);
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  color: var(--color-accent-green);
  background: rgba(0, 255, 136, 0.05);
}

.page-contact .contact-hero h1 {
  margin: 0 0 0.85rem;
  font-family: var(--font-heading);
  font-size: clamp(2.4rem, 6vw, 4.1rem);
  font-weight: 900;
  line-height: 1.04;
  letter-spacing: -0.03em;
  color: var(--color-text-primary);
}

.page-contact .contact-hero h1::after {
  content: "";
  display: block;
  width: clamp(4rem, 8vw, 6.5rem);
  height: 6px;
  margin-top: 0.8rem;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--color-accent-green), var(--color-accent-blue));
}

.page-contact .contact-hero-lead {
  max-width: 42rem;
  margin: 1rem 0 0;
  font-family: var(--font-body);
  font-size: clamp(0.95rem, 1.6vw, 1.06rem);
  line-height: 1.85;
  color: var(--color-text-secondary);
}

.page-contact .contact-hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(1.6rem, 4vw, 3.2rem);
  margin-top: 2rem;
}

.page-contact .contact-stat {
  position: relative;
  padding-left: 0.9rem;
}

.page-contact .contact-stat::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.15rem;
  bottom: 0.15rem;
  width: 3px;
  border-radius: var(--radius-pill);
  background: linear-gradient(180deg, var(--color-accent-green), var(--color-accent-blue));
}

.page-contact .contact-stat .data-stat {
  display: block;
  font-family: var(--font-body);
  font-size: clamp(1.55rem, 3.4vw, 2.2rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--color-accent-green);
}

.page-contact .contact-stat .stat-label {
  display: block;
  margin-top: 0.4rem;
  font-family: var(--font-body);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--color-text-secondary);
}

/* ---------- 联系核心区 ---------- */

.page-contact .contact-core {
  padding: clamp(1.5rem, 4vw, 3rem) 0;
}

.page-contact .contact-core-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.2rem, 3vw, 2.2rem);
}

.page-contact .contact-card {
  position: relative;
  overflow: hidden;
  background: var(--color-bg-secondary);
  clip-path: polygon(0 0, calc(100% - 1.15rem) 0, 100% 1.15rem, 100% 100%, 1.15rem 100%, 0 calc(100% - 1.15rem));
}

.page-contact .contact-card-bg {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.28;
  transition: transform var(--duration-slow) var(--ease-out), opacity var(--duration-mid) var(--ease-out);
}

.page-contact .contact-card:hover .contact-card-bg {
  transform: scale(1.04);
  opacity: 0.35;
}

.page-contact .contact-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 14, 23, 0.55) 0%, rgba(17, 24, 39, 0.92) 78%);
}

.page-contact .contact-card-body {
  position: relative;
  z-index: 1;
  padding: var(--contact-card-pad);
}

.page-contact .contact-card-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.7rem;
  margin-bottom: 1.15rem;
}

.page-contact .contact-card h2 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: clamp(1.4rem, 3vw, 1.8rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--color-text-primary);
}

.page-contact .contact-list {
  margin: 0;
}

.page-contact .contact-row {
  display: grid;
  grid-template-columns: 5.5rem 1fr;
  gap: 1rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid rgba(249, 250, 251, 0.09);
}

.page-contact .contact-row:last-child {
  border-bottom: none;
}

.page-contact .contact-label {
  font-family: var(--font-body);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.page-contact .contact-value {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.92rem;
  color: var(--color-text-primary);
  line-height: 1.6;
  overflow-wrap: anywhere;
}

.page-contact .contact-link {
  color: var(--color-accent-green);
  text-decoration: none;
  position: relative;
  transition: color var(--duration-fast) var(--ease-out);
}

.page-contact .contact-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 100%;
  height: 2px;
  background: var(--color-accent-green);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--duration-mid) var(--ease-out);
}

.page-contact .contact-link:hover,
.page-contact .contact-link:focus {
  color: var(--color-accent-blue);
}

.page-contact .contact-link:hover::after,
.page-contact .contact-link:focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}

.page-contact .contact-card-footnote {
  margin: 1.1rem 0 0;
  padding-top: 1rem;
  border-top: 1px dashed rgba(249, 250, 251, 0.14);
  font-family: var(--font-body);
  font-size: 0.75rem;
  line-height: 1.6;
  color: var(--color-text-secondary);
}

/* ---------- 右侧数据流面板 ---------- */

.page-contact .contact-stream {
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 18rem;
  padding: clamp(1.5rem, 4vw, 2.4rem);
  background: linear-gradient(160deg, rgba(17, 24, 39, 0.96), rgba(31, 41, 55, 0.9));
  clip-path: polygon(1.15rem 0, 100% 0, 100% calc(100% - 1.15rem), calc(100% - 1.15rem) 100%, 0 100%, 0 1.15rem);
}

.page-contact .contact-stream-grid {
  position: absolute;
  inset: -10%;
  background-image:
    linear-gradient(rgba(0, 255, 136, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 191, 255, 0.055) 1px, transparent 1px);
  background-size: 42px 42px;
  transform: skewY(-5deg);
}

.page-contact .contact-stream-diagonal {
  position: absolute;
  top: 40%;
  left: -12%;
  width: 124%;
  height: 6px;
  background: linear-gradient(90deg, transparent, var(--color-accent-green), var(--color-accent-blue), transparent);
  transform: rotate(-7deg);
  box-shadow: 0 0 18px rgba(0, 255, 136, 0.35);
  opacity: 0.8;
}

.page-contact .contact-stream-status {
  position: relative;
  z-index: 1;
}

.page-contact .contact-live-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0 0 0.8rem;
  font-family: var(--font-body);
  font-size: 0.76rem;
  letter-spacing: 0.12em;
  color: var(--color-accent-green);
}

.page-contact .contact-live-title {
  margin: 0 0 0.8rem;
  font-family: var(--font-heading);
  font-size: clamp(1.35rem, 3vw, 1.7rem);
  font-weight: 600;
  line-height: 1.45;
  color: var(--color-text-primary);
}

.page-contact .contact-live-title strong {
  display: block;
  font-weight: 900;
  font-size: clamp(1.7rem, 4vw, 2.3rem);
  letter-spacing: 0.01em;
  color: var(--color-accent-green);
}

@supports ((-webkit-background-clip: text) or (background-clip: text)) {
  .page-contact .contact-live-title strong {
    background: linear-gradient(90deg, var(--color-accent-green), var(--color-accent-blue));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
  }
}

.page-contact .contact-live-note {
  max-width: 20rem;
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.82rem;
  line-height: 1.75;
  color: var(--color-text-secondary);
}

.page-contact .contact-stream-meta {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  margin-top: 1.6rem;
  padding-top: 1rem;
  border-top: 1px solid var(--contact-line);
  font-family: var(--font-body);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--color-text-secondary);
}

.page-contact .contact-stream-meta span {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.page-contact .contact-stream-meta span::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--color-accent-blue);
}

/* ---------- 工作时间 ---------- */

.page-contact .contact-work {
  padding: clamp(2rem, 5vw, 3.5rem) 0;
}

.page-contact .contact-work-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.2rem, 3vw, 2.4rem);
  align-items: center;
}

.page-contact .contact-work-media {
  position: relative;
  margin: 0;
  overflow: hidden;
  clip-path: polygon(0 0, calc(100% - 1rem) 0, 100% 1rem, 100% 100%, 0 100%);
  background: var(--color-bg-secondary);
}

.page-contact .contact-work-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  transition: transform var(--duration-mid) var(--ease-out);
}

.page-contact .contact-work-media:hover img {
  transform: scale(1.03);
}

.page-contact .contact-work-info {
  min-width: 0;
}

.page-contact .contact-work-index,
.page-contact .contact-help-index,
.page-contact .contact-scope-index {
  display: inline-block;
  margin-bottom: 0.8rem;
  font-family: var(--font-body);
  font-size: 1.4rem;
  font-weight: 700;
  line-height: 1;
  color: var(--color-accent-green);
}

.page-contact .contact-work h2,
.page-contact .contact-help h2,
.page-contact .contact-scope h2 {
  margin: 0 0 0.85rem;
  font-family: var(--font-heading);
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--color-text-primary);
}

.page-contact .contact-work-time {
  display: inline-block;
  margin: 0 0 1rem;
  padding: 0.45rem 1.1rem;
  border-radius: var(--radius-pill);
  background: rgba(0, 255, 136, 0.08);
  border: 1px solid rgba(0, 255, 136, 0.28);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-accent-green);
}

.page-contact .contact-work-desc {
  margin: 0.75rem 0 0;
  font-family: var(--font-body);
  font-size: 0.88rem;
  line-height: 1.85;
  color: var(--color-text-secondary);
}

/* ---------- 帮助中心入口 ---------- */

.page-contact .contact-help {
  padding: clamp(2rem, 5vw, 3.5rem) 0;
}

.page-contact .contact-help-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.2rem, 3vw, 2.4rem);
}

.page-contact .contact-help-main p {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--color-text-secondary);
  max-width: 42rem;
}

.page-contact .contact-help-links {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.1rem;
  justify-content: center;
}

.page-contact .contact-help-topics {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px dashed var(--contact-line);
}

.page-contact .contact-topic {
  padding: 0.4rem 0.9rem;
  border: 1px solid rgba(0, 255, 136, 0.24);
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-size: 0.76rem;
  color: var(--color-text-secondary);
  background: rgba(0, 255, 136, 0.04);
}

/* ---------- 服务范围与反馈流程 ---------- */

.page-contact .contact-scope {
  padding: clamp(1.5rem, 4vw, 3rem) 0 0;
}

.page-contact .contact-scope-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.2rem, 3vw, 2.2rem);
}

.page-contact .contact-scope-card {
  position: relative;
  padding: var(--contact-card-pad);
  background: var(--color-bg-secondary);
  border: 1px solid rgba(249, 250, 251, 0.08);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.page-contact .contact-scope-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent-green), transparent);
}

.page-contact .contact-flow-card::before {
  background: linear-gradient(90deg, var(--color-accent-blue), transparent);
}

.page-contact .contact-scope-card p {
  margin: 0 0 1.1rem;
  font-family: var(--font-body);
  font-size: 0.88rem;
  line-height: 1.8;
  color: var(--color-text-secondary);
}

.page-contact .contact-scope-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.7rem;
}

.page-contact .contact-scope-list li {
  position: relative;
  padding-left: 1.2rem;
  font-family: var(--font-body);
  font-size: 0.88rem;
  line-height: 1.65;
  color: var(--color-text-primary);
}

.page-contact .contact-scope-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 7px;
  height: 7px;
  background: var(--color-accent-green);
  transform: rotate(45deg);
}

.page-contact .contact-flow-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1.1rem;
}

.page-contact .contact-flow-list li {
  display: flex;
  gap: 0.9rem;
  align-items: flex-start;
}

.page-contact .contact-flow-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: rgba(0, 191, 255, 0.1);
  border: 1px solid rgba(0, 191, 255, 0.3);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-accent-blue);
}

.page-contact .contact-flow-list strong {
  display: block;
  margin-bottom: 0.2rem;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--color-text-primary);
}

.page-contact .contact-flow-list p {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.82rem;
  line-height: 1.65;
  color: var(--color-text-secondary);
}

/* ---------- 桌面响应 ---------- */

@media (min-width: 48rem) {
  .page-contact .contact-hero-grid {
    grid-template-columns: minmax(9rem, 1fr) minmax(0, 4fr);
    gap: clamp(1.5rem, 4vw, 3rem);
  }

  .page-contact .contact-hero-side {
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    padding-left: 0;
    padding-top: 0.5rem;
    border-left: none;
    border-top: 3px solid var(--color-accent-green);
  }

  .page-contact .contact-hero-note {
    max-width: 8rem;
    line-height: 1.7;
  }

  .page-contact .contact-core-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: stretch;
  }

  .page-contact .contact-work-grid {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  }

  .page-contact .contact-help-grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, auto);
    align-items: center;
  }

  .page-contact .contact-help-links {
    align-items: flex-end;
  }

  .page-contact .contact-scope-grid {
    grid-template-columns: 1fr 1fr;
    align-items: stretch;
  }
}