/* ===== 联系我们 · 页面专属 ===== */
.page-contact {
  --c-grid: rgba(0, 163, 255, 0.08);
  --c-grid-strong: rgba(0, 163, 255, 0.14);
  --c-yellow-soft: rgba(255, 209, 102, 0.1);
  --c-yellow-line: rgba(255, 209, 102, 0.4);
  --c-purple-soft: rgba(123, 92, 255, 0.15);
  --c-green-glow: rgba(57, 255, 136, 0.16);
}

/* 顶部氛围区 */
.page-contact .c-contact-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(96px, 16vw, 220px) 0 clamp(40px, 6vw, 64px);
  background:
    radial-gradient(ellipse 80% 60% at 82% 10%, var(--c-purple-soft), transparent 60%),
    repeating-linear-gradient(90deg, transparent 0 44px, var(--c-grid) 44px 45px),
    repeating-linear-gradient(0deg, transparent 0 44px, var(--c-grid) 44px 45px),
    var(--bg-deep);
}

.page-contact .c-contact-hero__media {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.page-contact .c-contact-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 14, 23, 0.22) 0%, rgba(10, 14, 23, 0.8) 88%);
}

.page-contact .c-contact-hero__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-contact .c-contact-hero__body {
  position: relative;
  z-index: 1;
}

.page-contact .c-contact-hero .breadcrumb,
.page-contact .c-contact-hero .breadcrumb__link {
  color: rgba(245, 248, 255, 0.82);
}

.page-contact .c-contact-hero__kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 22px 0 0;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--green);
}

.page-contact .c-contact-hero__kicker::before {
  content: "";
  width: 28px;
  height: 2px;
  background: var(--green);
}

.page-contact .c-contact-hero h1 {
  margin: 18px 0 14px;
  font-family: var(--heading);
  font-size: clamp(2.6rem, 7vw, 4.9rem);
  line-height: 0.96;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-contact .c-contact-hero__tagline {
  display: block;
  margin-top: 14px;
  font-family: var(--body);
  font-weight: 600;
  font-size: clamp(1.02rem, 2.4vw, 1.5rem);
  line-height: 1.35;
  color: var(--blue);
  letter-spacing: 0.01em;
}

.page-contact .c-contact-hero__intro {
  max-width: 640px;
  margin: 0;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .c-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.page-contact .c-jump__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(18, 26, 42, 0.72);
  backdrop-filter: blur(10px);
  color: var(--text);
  font-size: 14px;
  text-decoration: none;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.page-contact .c-jump__link:hover {
  border-color: var(--blue);
  transform: translateY(-2px);
}

/* 联系渠道 */
.page-contact .c-channels {
  position: relative;
  padding: clamp(56px, 8vw, 96px) 0;
  background: var(--bg-deep);
}

.page-contact .c-channels::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--blue), transparent);
}

.page-contact .c-channels__grid {
  display: grid;
  gap: 28px;
  margin-top: 36px;
}

.page-contact .c-channels__visual {
  display: flex;
  align-items: center;
}

.page-contact .c-channels__visual img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: 20px;
  border: 1px solid var(--line);
}

.page-contact .c-terminal {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-radius: 18px;
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(18, 26, 42, 0.9), rgba(10, 14, 23, 0.96)),
    var(--bg-panel);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.35);
}

.page-contact .c-terminal__bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: rgba(0, 163, 255, 0.08);
  border-bottom: 1px solid var(--line);
}

.page-contact .c-terminal__dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--line);
}

.page-contact .c-terminal__dot:nth-child(1) {
  background: var(--danger);
}

.page-contact .c-terminal__dot:nth-child(2) {
  background: var(--yellow);
}

.page-contact .c-terminal__dot:nth-child(3) {
  background: var(--green);
}

.page-contact .c-terminal__title {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
}

.page-contact .c-terminal__rows {
  margin: 0;
  padding: 0;
}

.page-contact .c-terminal__row {
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr);
  gap: 4px 14px;
  padding: 16px 18px;
  border-top: 1px solid rgba(34, 48, 73, 0.78);
}

.page-contact .c-terminal__row:first-child {
  border-top: 0;
}

.page-contact .c-terminal__row dt {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--blue);
}

.page-contact .c-terminal__row dd {
  margin: 0;
  font-family: var(--mono);
  font-size: 15px;
  line-height: 1.5;
  color: var(--text);
  word-break: break-all;
}

.page-contact .c-terminal__hint {
  grid-column: 2;
  font-size: 12px;
  line-height: 1.4;
  color: var(--muted);
}

/* 服务时间与紧急事务说明 */
.page-contact .c-hours {
  padding: clamp(48px, 7vw, 80px) 0;
  background:
    linear-gradient(135deg, rgba(18, 26, 42, 0.95), rgba(10, 14, 23, 0.98)),
    repeating-linear-gradient(45deg, transparent 0 18px, rgba(123, 92, 255, 0.1) 18px 19px);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-contact .c-hours .section-head__kicker {
  color: var(--green);
}

.page-contact .c-hours__track {
  position: relative;
  margin: 36px 0 0 6px;
  padding-left: 24px;
  border-left: 2px solid var(--yellow);
}

.page-contact .c-hours__item {
  position: relative;
  padding: 0 0 26px;
}

.page-contact .c-hours__item:last-child {
  padding-bottom: 0;
}

.page-contact .c-hours__dot {
  position: absolute;
  top: 4px;
  left: -28px;
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: var(--yellow);
  box-shadow: 0 0 0 4px var(--c-yellow-soft), 0 0 16px var(--c-yellow-line);
}

.page-contact .c-hours__content strong {
  display: block;
  font-family: var(--heading);
  font-size: 1.05rem;
  color: var(--text);
}

.page-contact .c-hours__content p {
  margin: 6px 0 0;
  max-width: 640px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .c-note {
  display: flex;
  gap: 12px;
  margin-top: 30px;
  padding: 16px 18px;
  border-radius: 14px;
  border: 1px solid var(--c-yellow-line);
  background: var(--c-yellow-soft);
}

.page-contact .c-note__dot {
  flex: 0 0 auto;
  width: 8px;
  height: 8px;
  margin-top: 7px;
  border-radius: 999px;
  background: var(--yellow);
}

.page-contact .c-note p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text);
}

/* 反馈提交指引 */
.page-contact .c-guide {
  padding: clamp(56px, 8vw, 96px) 0;
  background:
    radial-gradient(ellipse 50% 40% at 0% 20%, var(--c-green-glow), transparent 55%),
    var(--bg-deep);
}

.page-contact .c-guide__grid {
  display: grid;
  gap: 32px;
  margin-top: 36px;
}

.page-contact .c-guide__steps {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .c-guide__step {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .c-guide__step:first-child {
  padding-top: 0;
}

.page-contact .c-guide__num {
  font-family: var(--mono);
  font-size: 26px;
  color: var(--green);
  text-shadow: 0 0 18px var(--c-green-glow);
}

.page-contact .c-guide__step h3 {
  margin: 0 0 6px;
  font-family: var(--body);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text);
}

.page-contact .c-guide__step p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .c-formnote {
  align-self: start;
  padding: 22px;
  border-radius: 18px;
  border: 1.5px dashed var(--blue);
  background: rgba(0, 163, 255, 0.05);
}

.page-contact .c-formnote__label {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--blue);
  color: #06121f;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.page-contact .c-formnote p:not(.c-formnote__label) {
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text);
}

.page-contact .c-formnote__fields {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 18px;
}

.page-contact .c-formnote__fields span {
  height: 10px;
  border-radius: 5px;
  background: rgba(139, 152, 180, 0.16);
}

.page-contact .c-formnote__fields span:nth-child(1) {
  width: 62%;
}

.page-contact .c-formnote__fields span:nth-child(2) {
  width: 82%;
}

.page-contact .c-formnote__fields span:nth-child(3) {
  width: 45%;
}

/* 自助导航 */
.page-contact .c-selfhelp {
  padding: clamp(56px, 8vw, 96px) 0;
  background:
    radial-gradient(ellipse 60% 44% at 88% 30%, var(--c-purple-soft), transparent 60%),
    var(--bg-deep);
}

.page-contact .c-selfhelp__grid {
  display: grid;
  gap: 16px;
  margin-top: 36px;
}

.page-contact .c-selfhelp__card {
  display: block;
  padding: 22px 24px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: linear-gradient(135deg, rgba(18, 26, 42, 0.9), rgba(10, 14, 23, 0.9));
  text-decoration: none;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.page-contact .c-selfhelp__card:hover {
  transform: translateY(-3px);
  border-color: rgba(0, 163, 255, 0.6);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.3);
}

.page-contact .c-selfhelp__code {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--purple);
}

.page-contact .c-selfhelp__card strong {
  display: block;
  margin-top: 10px;
  font-family: var(--heading);
  font-size: 1.1rem;
  color: var(--text);
}

.page-contact .c-selfhelp__card p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--muted);
}

/* 桌面端布局增强 */
@media (min-width: 560px) {
  .page-contact .c-terminal__row {
    grid-template-columns: 72px minmax(0, 1fr) auto;
    align-items: baseline;
    gap: 14px;
  }

  .page-contact .c-terminal__hint {
    grid-column: 3;
    text-align: right;
    white-space: nowrap;
  }
}

@media (min-width: 720px) {
  .page-contact .c-selfhelp__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .c-guide__grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    align-items: start;
  }
}

@media (min-width: 920px) {
  .page-contact .c-channels__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: stretch;
    gap: 36px;
  }
}