/* ===== Contact 页面专属样式 ===== */
.page-contact {
  --c-ink: #0A1128;
  --c-ink-1: #16264D;
  --c-ink-2: #1E3A6E;
  --c-orange: #FF7A00;
  --c-neon: #39FF88;
  --c-paper: #FFFFFF;
  --c-warm: #F3F4F6;
  --c-lines: rgba(10, 17, 40, 0.06);
  --c-radius: 24px;
  --c-shadow: 0 12px 40px rgba(10, 17, 40, 0.12);
  overflow-x: clip;
  font-family: var(--font-sans);
  background: var(--paper);
}

/* ---------- Hero ---------- */
.c-contact-hero {
  position: relative;
  padding: clamp(2.5rem, 6vw, 6rem) 0 2rem;
  background-image: linear-gradient(to bottom, var(--c-warm) 0%, var(--paper) 60%);
}
.c-contact-hero__inner {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(1rem, 3vw, 3rem);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2.5rem;
}
@media (min-width: 1024px) {
  .c-contact-hero__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: clamp(2rem, 5vw, 5rem);
    align-items: start;
  }
}
.c-contact-hero__copy {
  position: relative;
  z-index: 1;
}
.c-contact-hero__word {
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(7rem, 16vw, 15rem);
  line-height: 0.82;
  letter-spacing: -0.05em;
  color: #E7ECF7;
  user-select: none;
  pointer-events: none;
  white-space: nowrap;
}
@media (min-width: 1024px) {
  .c-contact-hero__word {
    font-size: clamp(10rem, 15vw, 15rem);
  }
}
.c-contact-hero__crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.5rem;
  font-size: 0.85rem;
}
.c-contact-hero__crumb a {
  color: #7C889F;
  text-decoration: none;
  font-weight: 500;
  transition: color var(--duration) var(--ease);
}
.c-contact-hero__crumb a:hover {
  color: var(--c-orange);
}
.c-contact-hero__crumb-sep {
  color: #C0C8D6;
}
.c-contact-hero__crumb-current {
  color: #41506E;
  font-weight: 600;
}
.c-contact-hero__title {
  margin: 1rem 0 0;
  max-width: 15em;
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(1.55rem, 3vw, 2.75rem);
  line-height: 1.28;
  letter-spacing: 0.02em;
  color: var(--c-ink);
}
.c-contact-hero__lead {
  margin-top: 1rem;
  max-width: 36em;
  color: #41506E;
  font-size: 1rem;
  line-height: 1.75;
}

/* ---------- 浮岛联系卡 ---------- */
.c-contact-fcard {
  position: relative;
  z-index: 2;
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 2.5vw, 2.25rem);
  background:
    linear-gradient(160deg, rgba(255, 122, 0, 0.14), transparent 45%),
    var(--c-ink-1);
  color: #F5F7FC;
  box-shadow: 0 28px 64px rgba(10, 17, 40, 0.26);
}
.c-contact-fcard__head {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin: 0 0 0.35rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.06em;
}
.c-contact-fcard__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-neon);
  box-shadow: 0 0 0 4px rgba(57, 255, 136, 0.18);
}
.c-contact-fcard__list {
  margin-top: 0.5rem;
}
.c-contact-fcard__row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.9rem;
  align-items: start;
  padding: 1rem 0 0;
}
.c-contact-fcard__icon {
  width: 40px;
  height: 40px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, 0.08);
  color: var(--c-orange);
}
.c-contact-fcard__text {
  min-width: 0;
}
.c-contact-fcard__label {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: rgba(245, 247, 252, 0.58);
}
.c-contact-fcard__link {
  display: block;
  margin-top: 0.2rem;
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  line-height: 1.4;
  word-break: break-all;
  transition: color var(--duration) var(--ease);
}
.c-contact-fcard__link:hover {
  color: var(--c-orange);
}
.c-contact-fcard__note {
  margin-top: 1.25rem;
  padding: 0.75rem 0.9rem;
  background: rgba(10, 17, 40, 0.28);
  border-radius: 14px;
  font-size: 0.84rem;
  line-height: 1.6;
  color: rgba(245, 247, 252, 0.68);
}

/* ---------- 官方联系渠道 ---------- */
.c-contact-channels {
  max-width: var(--container);
  margin-inline: auto;
  padding: clamp(3rem, 6vw, 6rem) clamp(1rem, 3vw, 3rem);
  position: relative;
}
.c-contact-channels__titlebar {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.75rem 1.25rem;
  margin-bottom: 2rem;
}
.c-contact-channels__index,
.c-contact-process__index,
.c-contact-precheck__index {
  font-family: var(--font-mono);
  font-weight: 600;
  letter-spacing: 0.04em;
}
.c-contact-channels__index {
  color: var(--c-orange);
}
.c-contact-channels__title {
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  color: var(--c-ink);
}
.c-contact-channels__intro {
  width: 100%;
  max-width: 46em;
  margin: 0;
  color: #41506E;
  line-height: 1.75;
  font-size: 0.95rem;
}
.c-contact-channels__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.25rem;
}
@media (min-width: 860px) {
  .c-contact-channels__grid {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
  .c-contact-card--email,
  .c-contact-card--phone {
    grid-column: span 3;
  }
  .c-contact-card--address {
    grid-column: span 6;
  }
}

/* ---------- 联系资料卡 ---------- */
.c-contact-card {
  position: relative;
  padding: 1.75rem;
  background: #fff;
  border: 1px solid rgba(10, 17, 40, 0.06);
  border-radius: var(--radius-lg);
  box-shadow: var(--c-shadow);
  transition: transform var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
}
.c-contact-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 48px rgba(10, 17, 40, 0.16);
}
.c-contact-card__tab {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.8rem;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.c-contact-card--email .c-contact-card__tab {
  background: rgba(255, 122, 0, 0.1);
  color: #E26000;
}
.c-contact-card--phone .c-contact-card__tab {
  background: rgba(16, 26, 64, 0.08);
  color: var(--c-ink);
}
.c-contact-card--address .c-contact-card__tab {
  background: rgba(14, 47, 29, 0.08);
  color: #17462B;
}
.c-contact-card__name {
  margin: 1.25rem 0 0.1rem;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--c-ink);
}
.c-contact-card__link {
  display: inline-block;
  margin-top: 0.5rem;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--c-ink);
  text-decoration: none;
  word-break: break-all;
  transition: color var(--duration) var(--ease);
}
.c-contact-card__link:hover {
  color: var(--c-orange);
}
.c-contact-card__link--email {
  color: #E26000;
  text-shadow: 0 0 22px rgba(255, 122, 0, 0.28);
}
.c-contact-card__link--phone {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  letter-spacing: 0.03em;
}
.c-contact-card__usage {
  margin: 0.75rem 0 0;
  font-size: 0.9rem;
  line-height: 1.7;
  color: #5D6A84;
}
.c-contact-card__hint {
  margin: 1rem 0 0;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #9AA6BC;
}
.c-contact-card__addr {
  margin: 0.8rem 0 0;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.3rem;
  line-height: 1.45;
  color: var(--c-ink);
}
.c-contact-card__grid {
  margin-top: 1.25rem;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.5rem;
}
@media (min-width: 768px) {
  .c-contact-card__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
    align-items: center;
  }
}
.c-contact-card__map {
  position: relative;
  margin: 0;
  border-radius: 18px;
  overflow: hidden;
  background: #EAF0FA;
}
.c-contact-card__map img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  transition: transform 0.45s var(--ease);
}
.c-contact-card__map:hover img {
  transform: scale(1.035);
}
.c-contact-card__map-label {
  position: absolute;
  left: 0.9rem;
  bottom: 0.9rem;
  padding: 0.32rem 0.7rem;
  background: rgba(10, 17, 40, 0.72);
  color: #fff;
  font-size: 0.75rem;
  border-radius: 999px;
  letter-spacing: 0.06em;
}

/* ---------- 反馈流程 ---------- */
.c-contact-process {
  max-width: var(--container);
  margin-inline: auto;
  padding: 0 clamp(1rem, 3vw, 3rem) clamp(3rem, 6vw, 6rem);
}
.c-contact-process__titlebar {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  padding: 2rem 0 0.5rem;
  border-top: 2px dashed #D5DCE8;
}
.c-contact-process__index {
  color: var(--c-orange);
}
.c-contact-process__title {
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  color: var(--c-ink);
}
.c-contact-process__layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2.25rem;
  margin-top: 1.5rem;
}
@media (min-width: 920px) {
  .c-contact-process__layout {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: start;
  }
}
.c-contact-process__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}
.c-contact-process__step {
  display: grid;
  grid-template-columns: 3.25rem 1fr;
  gap: 1rem;
  padding: 1.25rem;
  border-radius: 20px;
  background: var(--c-warm);
}
.c-contact-process__num {
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--c-ink);
  color: #fff;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 0.88rem;
}
.c-contact-process__step:first-child .c-contact-process__num {
  background: var(--c-orange);
}
.c-contact-process__body {
  min-width: 0;
}
.c-contact-process__body h3 {
  margin: 0 0 0.35rem;
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--c-ink);
}
.c-contact-process__body p {
  margin: 0;
  max-width: 34em;
  font-size: 0.9rem;
  line-height: 1.7;
  color: #5D6A84;
}
.c-contact-process__body a {
  color: var(--c-orange);
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
}
.c-contact-process__body a:hover {
  text-decoration: underline;
}
.c-contact-process__figure {
  position: relative;
  margin: 0;
  border: 1px solid rgba(10, 17, 40, 0.06);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #EAF0FA;
}
.c-contact-process__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.c-contact-process__figcaption {
  padding: 0.85rem 1rem;
  background: rgba(243, 244, 246, 0.92);
  border-top: 1px solid var(--c-lines);
  text-align: center;
  font-size: 0.82rem;
  color: #41506E;
}

/* ---------- 预检查 ---------- */
.c-contact-precheck {
  position: relative;
  max-width: var(--container);
  margin: 0 clamp(1rem, 3vw, 3rem) clamp(3rem, 6vw, 6rem);
  padding: clamp(2rem, 5vw, 4.5rem);
  overflow: hidden;
  border-radius: 32px;
  background:
    linear-gradient(135deg, rgba(255, 122, 0, 0.1), transparent 40%),
    var(--c-ink);
  color: #F5F7FC;
}
.c-contact-precheck__titlebar {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.c-contact-precheck__index {
  color: var(--c-neon);
}
.c-contact-precheck__title {
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(1.6rem, 2.5vw, 2.2rem);
  color: #fff;
}
.c-contact-precheck__list {
  list-style: none;
  margin: 0 0 2rem;
  padding: 0;
  display: grid;
  gap: 0.9rem;
}
.c-contact-precheck__list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.85rem;
  align-items: start;
  padding: 1rem 1.1rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.05);
  font-size: 0.92rem;
  line-height: 1.65;
}
.c-contact-precheck__list li::before {
  content: "✔";
  margin-top: 0.15rem;
  color: var(--c-neon);
  font-size: 0.8rem;
}
.c-contact-precheck__bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}
.c-contact-precheck__bottom p {
  margin: 0;
  max-width: 36em;
  font-size: 0.9rem;
  line-height: 1.6;
  color: rgba(245, 247, 252, 0.72);
}
.c-contact-precheck__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}
.c-contact-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.78rem 1.4rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.92rem;
  text-decoration: none;
  transition: background var(--duration) var(--ease), transform var(--duration) var(--ease);
}
.c-contact-btn--primary {
  background: var(--c-orange);
  color: #fff;
}
.c-contact-btn--primary:hover {
  background: #E96F00;
  transform: translateY(-2px);
}
.c-contact-btn--ghost {
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
}
.c-contact-btn--ghost:hover {
  background: rgba(255, 255, 255, 0.16);
}

@media (prefers-reduced-motion: reduce) {
  .page-contact *,
  .page-contact *::before,
  .page-contact *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}