.page-contact {
  --ct-hair: rgba(58, 71, 87, .55);
  --ct-glow: rgba(255, 106, 26, .18);
  --ct-cyan-soft: rgba(43, 227, 214, .22);
  background: var(--night);
  color: var(--silver);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  padding: clamp(24px, 4vw, 48px) 0 0;
}

.page-contact .ct-hero::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: clamp(320px, 60vw, 560px);
  background:
    linear-gradient(118deg, var(--ct-glow), transparent 58%),
    repeating-linear-gradient(-24deg, rgba(43, 227, 214, .07) 0 1px, transparent 1px 92px);
  pointer-events: none;
}

.page-contact .ct-hero__inner {
  position: relative;
  padding-bottom: clamp(24px, 4vw, 40px);
}

.page-contact .ct-hero__eyebrow {
  margin: var(--space-3) 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .ct-hero__title {
  margin: var(--space-2) 0 0;
  font-family: var(--font-sans);
  font-weight: 900;
  font-style: italic;
  font-size: clamp(34px, 8.2vw, 84px);
  line-height: 1.02;
  letter-spacing: -.03em;
  color: var(--ivory);
}

.page-contact .ct-hero__lead {
  margin: var(--space-3) 0 0;
  max-width: 40em;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: var(--silver);
}

.page-contact .ct-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-3);
  margin: var(--space-3) 0 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: rgba(199, 208, 218, .8);
}

.page-contact .ct-hero__facts li {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 6px 14px;
  border: 1px solid var(--ct-hair);
  border-radius: var(--r-pill);
  background: rgba(14, 31, 58, .55);
}

.page-contact .ct-hero__num {
  font-family: var(--font-mono);
  letter-spacing: .04em;
  color: var(--orange);
}

.page-contact .ct-hero__figure {
  margin: clamp(24px, 4vw, 48px) 0 0;
  padding: 0 var(--gutter);
}

.page-contact .ct-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 1320px;
  margin: 0 auto;
  aspect-ratio: 12 / 7;
  object-fit: cover;
  border-radius: var(--r-lg);
  filter: saturate(.92) contrast(1.06);
}

/* ---------- 双栏：渠道 + 留言 ---------- */
.page-contact .ct-split {
  position: relative;
  margin-top: clamp(40px, 7vw, 104px);
  padding: clamp(28px, 5vw, 72px) 0;
}

.page-contact .ct-split__bg,
.page-contact .ct-split__edge {
  display: none;
}

.page-contact .ct-split__inner {
  position: relative;
  display: grid;
  gap: clamp(32px, 6vw, 64px);
}

.page-contact .ct-split__title,
.page-contact .ct-form__title {
  margin: var(--space-2) 0 0;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(24px, 4.4vw, 40px);
  line-height: 1.2;
  letter-spacing: -.02em;
  color: var(--ivory);
}

.page-contact .ct-split__intro,
.page-contact .ct-form__note {
  margin: var(--space-2) 0 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(199, 208, 218, .82);
}

.page-contact .ct-channel-list {
  margin: var(--space-3) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--space-2);
}

.page-contact .ct-channel {
  padding: var(--space-2) var(--space-2) var(--space-2) var(--space-3);
  border-left: 2px solid var(--rock);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  background: rgba(7, 20, 39, .62);
}

.page-contact .ct-channel--live {
  border-left-color: var(--orange);
  background: linear-gradient(100deg, rgba(255, 106, 26, .12), rgba(7, 20, 39, .62) 62%);
}

.page-contact .ct-channel__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
}

.page-contact .ct-channel__name {
  margin: 0;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--ivory);
}

.page-contact .ct-channel__meta {
  display: grid;
  grid-template-columns: 3.4em 1fr;
  gap: 6px var(--space-2);
  margin: var(--space-2) 0 0;
  font-size: 14px;
  line-height: 1.7;
}

.page-contact .ct-channel__meta dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--cyan);
  padding-top: 2px;
}

.page-contact .ct-channel__meta dd {
  margin: 0;
  color: rgba(199, 208, 218, .88);
}

.page-contact .ct-channel__mono {
  font-family: var(--font-mono);
  letter-spacing: .02em;
  color: var(--ivory);
  word-break: break-all;
}

/* 留言表单 */
.page-contact .ct-form {
  margin: var(--space-3) 0 0;
  display: grid;
  gap: var(--space-2);
}

.page-contact .ct-form__legend {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: rgba(199, 208, 218, .6);
}

.page-contact .ct-form__legend span {
  color: var(--orange);
}

.page-contact .ct-form__row {
  display: grid;
  gap: var(--space-2);
}

.page-contact .ct-field {
  display: grid;
  gap: 8px;
  margin: 0;
}

.page-contact .ct-field__label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .ct-field__req {
  color: var(--orange);
}

.page-contact .ct-input {
  width: 100%;
  box-sizing: border-box;
  padding: 14px 16px;
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.6;
  color: var(--ivory);
  background: rgba(14, 31, 58, .72);
  border: 1px solid var(--ct-hair);
  border-radius: var(--r-md);
  transition: border-color .16s var(--ease), box-shadow .16s var(--ease), background .16s var(--ease);
}

.page-contact .ct-input::placeholder {
  color: rgba(199, 208, 218, .42);
}

.page-contact .ct-input:focus {
  outline: none;
  border-color: var(--cyan);
  background: rgba(14, 31, 58, .95);
  box-shadow: 0 0 0 3px var(--ct-cyan-soft);
}

.page-contact .ct-input:required:invalid:not(:placeholder-shown) {
  border-color: var(--orange-2);
}

.page-contact .ct-select {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--cyan) 50%),
    linear-gradient(135deg, var(--cyan) 50%, transparent 50%);
  background-position: calc(100% - 22px) center, calc(100% - 16px) center;
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
  padding-right: 44px;
}

.page-contact .ct-textarea {
  resize: vertical;
  min-height: 132px;
  border-radius: var(--r-md);
}

.page-contact .ct-form__submit {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-1);
}

.page-contact .ct-form__hint {
  font-size: 13px;
  line-height: 1.7;
  color: rgba(199, 208, 218, .6);
}

/* ---------- 服务时段 ---------- */
.page-contact .ct-hours {
  padding: clamp(40px, 7vw, 96px) 0;
  background: var(--field);
  border-top: 1px solid var(--ct-hair);
  border-bottom: 1px solid var(--ct-hair);
}

.page-contact .ct-hours__inner {
  display: grid;
  gap: clamp(28px, 5vw, 56px);
}

.page-contact .ct-hours__title,
.page-contact .ct-prep__title,
.page-contact .ct-site__title {
  margin: var(--space-2) 0 0;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(24px, 4.4vw, 40px);
  line-height: 1.2;
  letter-spacing: -.02em;
  color: var(--ivory);
}

.page-contact .ct-hours__lead,
.page-contact .ct-prep__lead,
.page-contact .ct-site__lead {
  margin: var(--space-2) 0 0;
  max-width: 36em;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(199, 208, 218, .82);
}

.page-contact .ct-clock {
  position: relative;
  margin: var(--space-3) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-clock::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 12px;
  bottom: 12px;
  width: 1px;
  background: linear-gradient(180deg, var(--orange), var(--cyan) 55%, var(--rock));
}

.page-contact .ct-clock__item {
  position: relative;
  padding: 0 0 var(--space-3) 30px;
}

.page-contact .ct-clock__item:last-child {
  padding-bottom: 0;
}

.page-contact .ct-clock__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--field);
  border: 2px solid var(--cyan);
  box-sizing: border-box;
}

.page-contact .ct-clock__item:first-child::before {
  border-color: var(--orange);
}

.page-contact .ct-clock__time {
  display: block;
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: .04em;
  color: var(--orange);
}

.page-contact .ct-clock__text {
  display: block;
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(199, 208, 218, .86);
}

.page-contact .ct-hours__tip {
  margin: var(--space-3) 0 0;
  padding-top: var(--space-2);
  border-top: 1px solid var(--ct-hair);
  font-size: 14px;
  line-height: 1.85;
  color: rgba(199, 208, 218, .78);
}

.page-contact .ct-hours__figure {
  margin: 0;
}

.page-contact .ct-hours__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: var(--r-lg);
  filter: saturate(.9) contrast(1.05);
}

.page-contact a {
  color: var(--cyan);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-contact a:hover {
  color: var(--orange-2);
}

.page-contact a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- 沟通前准备 ---------- */
.page-contact .ct-prep {
  padding: clamp(40px, 7vw, 96px) 0;
  position: relative;
}

.page-contact .ct-prep::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(-24deg, rgba(43, 227, 214, .05) 0 1px, transparent 1px 120px);
  pointer-events: none;
}

.page-contact .ct-prep .bs-shell {
  position: relative;
}

.page-contact .ct-prep__grid {
  display: grid;
  gap: 1px;
  margin-top: var(--space-3);
  background: var(--ct-hair);
  border-radius: var(--r-lg);
  overflow: hidden;
}

.page-contact .ct-prep__item {
  padding: var(--space-3) var(--space-2);
  background: var(--field);
}

.page-contact .ct-prep__item .bs-index {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--orange);
}

.page-contact .ct-prep__name {
  margin: 10px 0 0;
  font-size: 18px;
  font-weight: 800;
  color: var(--ivory);
}

.page-contact .ct-prep__text {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: rgba(199, 208, 218, .82);
}

.page-contact .ct-prep__more {
  margin: var(--space-3) 0 0;
  font-size: 14px;
  line-height: 1.9;
  color: rgba(199, 208, 218, .78);
}

/* ---------- 站点信息 ---------- */
.page-contact .ct-site {
  padding: clamp(32px, 5vw, 72px) 0 clamp(40px, 6vw, 88px);
  border-top: 1px solid var(--ct-hair);
}

.page-contact .ct-site__grid {
  display: grid;
  gap: var(--space-2) var(--space-3);
  margin: var(--space-3) 0 0;
  padding-top: var(--space-3);
  border-top: 1px solid var(--ct-hair);
}

.page-contact .ct-site__item {
  padding-bottom: var(--space-2);
  border-bottom: 1px solid rgba(58, 71, 87, .3);
}

.page-contact .ct-site__item dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: rgba(199, 208, 218, .6);
}

.page-contact .ct-site__item dd {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--silver);
}

.page-contact .ct-site__mono {
  font-family: var(--font-mono);
  letter-spacing: .02em;
  color: var(--ivory);
  word-break: break-all;
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-contact .ct-form__row--2 {
    grid-template-columns: 1fr 1fr;
  }

  .page-contact .ct-prep__grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-contact .ct-site__grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 900px) {
  .page-contact .ct-split__bg {
    display: block;
    position: absolute;
    inset: 0;
    background: linear-gradient(158deg, var(--field), #091a33 70%);
    clip-path: polygon(0 0, 63% 0, 53% 100%, 0 100%);
  }

  .page-contact .ct-split__edge {
    display: block;
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, var(--orange), var(--cyan) 70%);
    clip-path: polygon(63% 0, 63.35% 0, 53.35% 100%, 53% 100%);
    opacity: .9;
  }

  .page-contact .ct-split__inner {
    grid-template-columns: 1.04fr .96fr;
    gap: clamp(48px, 7vw, 110px);
    padding-left: clamp(32px, 5vw, 72px);
    padding-right: clamp(32px, 5vw, 72px);
  }

  .page-contact .ct-split__left {
    padding-right: clamp(16px, 2vw, 32px);
  }

  .page-contact .ct-hours__inner {
    grid-template-columns: 1.06fr .94fr;
    align-items: center;
  }

  .page-contact .ct-prep__grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-contact .ct-site__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-input {
    transition: none;
  }
}