.page-contact {
  overflow-x: clip;
  background: var(--ink-deep);
  color: var(--white);
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-contact .section {
  padding-block: clamp(38px, 6.5vw, 72px);
}

/* ---------- 首屏：联络卡 ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(24px, 4.5vw, 48px) clamp(40px, 7.5vw, 88px);
}

.page-contact .contact-hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.34;
  filter: saturate(0.7);
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(118deg, rgba(8, 26, 19, 0.95) 6%, rgba(8, 26, 19, 0.72) 48%, rgba(23, 59, 45, 0.44) 100%),
    repeating-linear-gradient(90deg, transparent 0 76px, rgba(155, 220, 232, 0.055) 76px 77px);
}

.page-contact .contact-hero-inner {
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero-grid {
  display: grid;
  gap: clamp(26px, 4vw, 44px);
  margin-top: clamp(22px, 4vw, 42px);
}

.page-contact .contact-hero-mark {
  display: block;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(58px, 15vw, 136px);
  line-height: 0.78;
  letter-spacing: -0.05em;
  color: rgba(230, 255, 59, 0.16);
  margin-bottom: clamp(10px, 2vw, 18px);
  user-select: none;
}

.page-contact .contact-hero-lead h1 {
  margin: 0.3em 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(28px, 5vw, 50px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--white);
  max-width: 17ch;
}

.page-contact .contact-hero-text {
  margin: clamp(14px, 2.4vw, 22px) 0 0;
  max-width: 44ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .contact-panel {
  display: grid;
  gap: 10px;
  padding: clamp(14px, 2.4vw, 20px);
  border-radius: var(--radius-lg);
  background: rgba(18, 22, 21, 0.82);
  border: 1px solid var(--line-strong);
}

.page-contact .contact-pill {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 6px 12px;
  padding: 14px 18px;
  border-radius: var(--radius-pill);
  background: linear-gradient(96deg, rgba(23, 59, 45, 0.95), rgba(12, 38, 28, 0.9));
  border: 1px solid var(--line);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.page-contact .contact-pill:hover {
  transform: translateY(-4px);
  border-color: var(--line-strong);
}

.page-contact .contact-pill-key {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--yellow);
}

.page-contact .contact-pill-value {
  min-width: 0;
  font-family: var(--font-mono);
  font-size: clamp(12.5px, 2.6vw, 15px);
  letter-spacing: 0.01em;
  color: var(--white);
  overflow-wrap: anywhere;
}

.page-contact .contact-pill-value--link {
  text-decoration: none;
  border-bottom: 1px solid rgba(155, 220, 232, 0.4);
}

.page-contact .contact-pill-value--link:hover {
  color: var(--ice);
}

/* ---------- 复制按钮 ---------- */
.page-contact .contact-copy {
  justify-self: start;
  padding: 7px 14px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--ice);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.page-contact .contact-copy:hover {
  background: var(--ice);
  border-color: var(--ice);
  color: var(--ink-deep);
}

.page-contact .contact-copy[data-copied="true"] {
  background: var(--yellow);
  border-color: var(--yellow);
  color: var(--ink-deep);
}

.page-contact .contact-copy:focus-visible,
.page-contact .channel-value-link:focus-visible,
.page-contact .contact-pill-value--link:focus-visible,
.page-contact .outro-links .btn:focus-visible {
  outline: 2px solid var(--ice);
  outline-offset: 3px;
}

/* ---------- 01 三条通道 ---------- */
.page-contact .channel-grid {
  list-style: none;
  margin: clamp(24px, 4vw, 40px) 0 0;
  padding: 0;
  display: grid;
  gap: clamp(14px, 2.4vw, 20px);
}

.page-contact .channel-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(20px, 3vw, 30px);
  border-radius: var(--radius-lg);
  background: var(--ink-char);
  border: 1px solid var(--line);
  overflow: hidden;
  transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
}

.page-contact .channel-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: var(--ice);
}

.page-contact .channel-card--phone::before {
  background: var(--yellow);
}

.page-contact .channel-card--place::before {
  background: var(--paper);
}

.page-contact .channel-card:hover {
  transform: translateY(-6px);
  border-color: var(--line-strong);
  box-shadow: var(--shadow-lift);
}

.page-contact .channel-title {
  margin: 4px 0 0;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--white);
}

.page-contact .channel-value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(15px, 2.2vw, 18px);
  line-height: 1.5;
  color: var(--ice);
  overflow-wrap: anywhere;
}

.page-contact .channel-value--place {
  font-family: var(--font-display);
  font-size: clamp(15px, 2vw, 17px);
  line-height: 1.75;
  color: var(--white);
}

.page-contact .channel-value-link {
  color: var(--white);
  text-decoration: none;
  border-bottom: 1px solid rgba(230, 255, 59, 0.5);
}

.page-contact .channel-value-link:hover {
  color: var(--yellow);
}

.page-contact .channel-desc {
  margin: 0 0 4px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 02 时段 ---------- */
.page-contact .hours-board {
  display: grid;
  gap: 12px;
}

.page-contact .hours-row {
  display: grid;
  gap: 6px;
  padding: 18px 20px;
  border-radius: var(--radius-md);
  background: linear-gradient(118deg, rgba(23, 59, 45, 0.62), rgba(12, 38, 28, 0.44));
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--mist);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.page-contact .hours-row:hover {
  transform: translateX(4px);
  border-color: var(--line-strong);
}

.page-contact .hours-row--time {
  border-left-color: var(--yellow);
}

.page-contact .hours-row--mail {
  border-left-color: var(--ice);
}

.page-contact .hours-row--phone {
  border-left-color: var(--paper);
}

.page-contact .hours-key {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--white);
}

.page-contact .hours-text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--mist);
}

/* ---------- 03 提交清单 ---------- */
.page-contact .check-list {
  list-style: none;
  margin: clamp(24px, 4vw, 40px) 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .check-item {
  position: relative;
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 18px 20px;
  border-radius: var(--radius-md);
  background: rgba(18, 22, 21, 0.72);
  border: 1px solid var(--line-soft);
  cursor: pointer;
  transition: border-color 0.18s ease, background 0.18s ease;
}

.page-contact .check-item:hover {
  border-color: var(--line-strong);
}

.page-contact .check-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-contact .check-box {
  width: 24px;
  height: 24px;
  margin-top: 2px;
  border-radius: 8px;
  border: 1.5px solid var(--line-strong);
  display: grid;
  place-items: center;
  transition: background 0.18s ease, border-color 0.18s ease;
}

.page-contact .check-box::after {
  content: "";
  width: 10px;
  height: 6px;
  border-left: 2px solid var(--ink-deep);
  border-bottom: 2px solid var(--ink-deep);
  transform: rotate(-45deg) scale(0.6);
  opacity: 0;
  transition: opacity 0.18s ease, transform 0.18s ease;
}

.page-contact .check-input:checked + .check-box {
  background: var(--yellow);
  border-color: var(--yellow);
}

.page-contact .check-input:checked + .check-box::after {
  opacity: 1;
  transform: rotate(-45deg) scale(1);
}

.page-contact .check-input:focus-visible + .check-box {
  outline: 2px solid var(--ice);
  outline-offset: 3px;
}

.page-contact .check-body {
  display: grid;
  gap: 4px;
}

.page-contact .check-body strong {
  font-family: var(--font-display);
  font-size: 15.5px;
  font-weight: 700;
  color: var(--white);
}

.page-contact .check-body span {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 04 地址与备案 ---------- */
.page-contact .locate-grid {
  display: grid;
  gap: clamp(20px, 4vw, 40px);
}

.page-contact .locate-card {
  position: relative;
  padding: clamp(24px, 4vw, 38px) clamp(22px, 3.6vw, 34px) clamp(46px, 5vw, 56px);
  border-radius: var(--radius-lg);
  background: linear-gradient(142deg, var(--green-2), var(--ink-char) 72%);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 28px), 0 100%);
}

.page-contact .locate-address {
  margin: clamp(14px, 2.4vw, 20px) 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(17px, 2.6vw, 23px);
  line-height: 1.65;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-contact .locate-note {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .locate-meta {
  display: grid;
  gap: 10px;
  margin: clamp(18px, 3vw, 26px) 0 0;
  padding-top: clamp(16px, 2.6vw, 22px);
  border-top: 1px solid var(--line-soft);
}

.page-contact .locate-meta div {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 4px 16px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
}

.page-contact .locate-meta dt {
  color: var(--mist);
}

.page-contact .locate-meta dd {
  margin: 0;
  color: var(--ice);
  overflow-wrap: anywhere;
}

.page-contact .locate-figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--green-3);
}

.page-contact .locate-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 收束 ---------- */
.page-contact .contact-outro {
  margin-top: clamp(28px, 5vw, 52px);
  padding-top: clamp(22px, 3.6vw, 34px);
  border-top: 1px solid var(--line);
}

.page-contact .outro-lead {
  margin: 0 0 clamp(16px, 2.6vw, 22px);
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .outro-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .hours-row {
    grid-template-columns: 128px minmax(0, 1fr);
    align-items: start;
    gap: 16px;
  }

  .page-contact .check-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 880px) {
  .page-contact .contact-hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: end;
  }

  .page-contact .channel-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-pill,
  .page-contact .channel-card,
  .page-contact .hours-row,
  .page-contact .contact-copy,
  .page-contact .check-box,
  .page-contact .check-box::after {
    transition: none;
  }

  .page-contact .contact-pill:hover,
  .page-contact .channel-card:hover,
  .page-contact .hours-row:hover {
    transform: none;
  }
}