.page-contact {
  --ct-sec-y: clamp(60px, 8vw, 112px);
  --ct-gap: clamp(18px, 2.6vw, 30px);
  background: var(--cc-pearl);
  color: var(--cc-ink);
  font-family: var(--cc-font-body);
  line-height: 1.75;
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--cc-deep);
  color: var(--cc-pearl);
  padding: clamp(104px, 14vw, 158px) 0 clamp(60px, 8vw, 92px);
  border-radius: 0 0 var(--cc-r-lg) var(--cc-r-lg);
}

.page-contact .ct-hero__media {
  position: absolute;
  inset: 0;
  margin: 0;
  z-index: -2;
}

.page-contact .ct-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .5;
}

.page-contact .ct-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(120% 80% at 80% 6%, rgba(255, 107, 65, .26), transparent 62%),
    linear-gradient(180deg, rgba(5, 21, 36, .9) 0%, rgba(10, 33, 56, .82) 42%, rgba(10, 33, 56, .97) 100%);
}

.page-contact .ct-hero__inner {
  position: relative;
  z-index: 1;
  width: min(var(--cc-wrap), 100%);
  margin: 0 auto;
  padding: 0 var(--cc-gutter);
  box-sizing: border-box;
}

.page-contact .ct-crumb {
  margin-bottom: clamp(22px, 4vw, 40px);
}

.page-contact .ct-crumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--cc-sand);
}

.page-contact .ct-crumb li + li::before {
  content: "/";
  margin-right: 8px;
  color: rgba(201, 210, 220, .45);
}

.page-contact .ct-crumb a {
  color: var(--cc-sand);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s var(--cc-ease), border-color .2s var(--cc-ease);
}

.page-contact .ct-crumb a:hover,
.page-contact .ct-crumb a:focus-visible {
  color: var(--cc-neon);
  border-bottom-color: var(--cc-neon);
}

.page-contact .ct-crumb [aria-current="page"] {
  color: var(--cc-coral-soft);
}

.page-contact .ct-hero__eyebrow {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--cc-neon);
}

.page-contact .ct-hero h1 {
  margin: 0;
  max-width: 18ch;
  font-family: var(--cc-font-display);
  font-weight: 900;
  font-size: clamp(32px, 6vw, 58px);
  line-height: 1.18;
  letter-spacing: -.01em;
}

.page-contact .ct-hero__lede {
  margin: 22px 0 0;
  max-width: 60ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.85;
  color: rgba(246, 244, 239, .86);
}

.page-contact .ct-hero__quick {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 32px 0 0;
  padding: 0;
  list-style: none;
}

/* ---------- 通用区块 ---------- */
.page-contact .ct-sec {
  width: min(var(--cc-wrap), 100%);
  margin: 0 auto;
  padding: var(--ct-sec-y) var(--cc-gutter);
  box-sizing: border-box;
}

.page-contact .ct-head {
  max-width: 68ch;
  margin-bottom: clamp(26px, 3.6vw, 46px);
}

.page-contact .ct-kicker {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--cc-coral);
}

.page-contact .ct-head h2 {
  margin: 0;
  font-family: var(--cc-font-display);
  font-weight: 900;
  font-size: clamp(23px, 3.2vw, 36px);
  line-height: 1.3;
  letter-spacing: -.01em;
  color: var(--cc-deep);
}

.page-contact .ct-head__lede {
  margin: 16px 0 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--cc-tide);
}

/* ---------- 四类反馈 ---------- */
.page-contact .ct-types__grid {
  display: grid;
  gap: var(--ct-gap);
  grid-template-columns: 1fr;
}

.page-contact .ct-type {
  position: relative;
  padding: 26px 22px 28px;
  background: #fff;
  border: 1px solid rgba(201, 210, 220, .7);
  border-radius: var(--cc-r-md);
  box-shadow: 0 20px 44px -38px rgba(5, 21, 36, .6);
  overflow: hidden;
}

.page-contact .ct-type::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--cc-coral), var(--cc-coral-soft));
}

.page-contact .ct-type:nth-child(2)::before {
  background: linear-gradient(90deg, var(--cc-palm), var(--cc-neon));
}

.page-contact .ct-type:nth-child(3)::before {
  background: linear-gradient(90deg, var(--cc-neon), var(--cc-tide));
}

.page-contact .ct-type:nth-child(4)::before {
  background: linear-gradient(90deg, var(--cc-tide), var(--cc-coral-soft));
}

.page-contact .ct-type__no {
  margin: 0;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--cc-sand);
}

.page-contact .ct-type h3 {
  margin: 10px 0 0;
  font-family: var(--cc-font-display);
  font-weight: 800;
  font-size: 19px;
  line-height: 1.4;
  color: var(--cc-deep);
}

.page-contact .ct-type__tag {
  display: inline-block;
  margin: 12px 0 12px;
  padding: 4px 12px;
  border: 1px solid var(--cc-sand);
  border-radius: var(--cc-r-pill);
  font-size: 12px;
  letter-spacing: .02em;
  color: var(--cc-tide);
}

.page-contact .ct-type p:last-child {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--cc-tide);
}

/* ---------- 反馈单区 ---------- */
.page-contact .ct-bay {
  display: grid;
  gap: clamp(30px, 4vw, 52px);
  grid-template-columns: 1fr;
  align-items: start;
}

.page-contact .ct-rail {
  position: relative;
  margin: 0;
  padding: 4px 0 0 30px;
  list-style: none;
}

.page-contact .ct-rail::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 12px;
  bottom: 12px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--cc-coral), var(--cc-neon) 52%, var(--cc-palm));
  opacity: .4;
}

.page-contact .ct-rail__item {
  position: relative;
  padding-bottom: 30px;
}

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

.page-contact .ct-rail__item::before {
  content: "";
  position: absolute;
  left: -30px;
  top: 6px;
  width: 16px;
  height: 16px;
  box-sizing: border-box;
  border: 2px solid var(--cc-sand);
  border-radius: 50%;
  background: var(--cc-pearl);
}

.page-contact .ct-rail__item.is-active::before {
  border-color: var(--cc-coral);
  background: var(--cc-coral);
  box-shadow: 0 0 0 5px rgba(255, 107, 65, .16);
}

.page-contact .ct-rail__no {
  margin: 0;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--cc-coral);
}

.page-contact .ct-rail__item h3 {
  margin: 6px 0 6px;
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--cc-deep);
}

.page-contact .ct-rail__item p:last-child {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--cc-tide);
}

.page-contact .ct-form {
  position: relative;
  padding: clamp(22px, 3.2vw, 38px);
  background: #fff;
  border: 1px solid rgba(201, 210, 220, .68);
  border-radius: var(--cc-r-lg);
  box-shadow: 0 34px 74px -50px rgba(5, 21, 36, .7);
}

.page-contact .ct-form__top {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(201, 210, 220, .7);
}

.page-contact .ct-form__title {
  margin: 0;
  font-family: var(--cc-font-display);
  font-weight: 900;
  font-size: 20px;
  color: var(--cc-deep);
}

.page-contact .ct-form__stamp {
  margin: 0;
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--cc-sand);
}

.page-contact .ct-field {
  margin-bottom: 20px;
}

.page-contact .ct-field__label {
  display: block;
  margin-bottom: 8px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--cc-deep);
}

.page-contact .ct-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-contact .ct-chip {
  padding: 7px 16px;
  border: 1px solid var(--cc-sand);
  border-radius: var(--cc-r-pill);
  background: transparent;
  color: var(--cc-tide);
  font: inherit;
  font-size: 13px;
  cursor: pointer;
  transition: background .2s var(--cc-ease), color .2s var(--cc-ease), border-color .2s var(--cc-ease);
}

.page-contact .ct-chip:hover {
  border-color: var(--cc-coral-soft);
  color: var(--cc-coral);
}

.page-contact .ct-chip.is-on {
  border-color: var(--cc-coral);
  background: var(--cc-coral);
  color: #fff;
}

.page-contact .ct-input,
.page-contact .ct-area {
  display: block;
  width: 100%;
  box-sizing: border-box;
  padding: 12px 14px;
  border: 1px solid var(--cc-sand);
  border-radius: var(--cc-r-sm);
  background: var(--cc-pearl);
  color: var(--cc-ink);
  font: inherit;
  font-size: 15px;
  line-height: 1.7;
  box-shadow: inset 0 1px 2px rgba(5, 21, 36, .06);
  transition: border-color .2s var(--cc-ease), box-shadow .2s var(--cc-ease);
}

.page-contact .ct-area {
  min-height: 130px;
  resize: vertical;
}

.page-contact .ct-input::placeholder,
.page-contact .ct-area::placeholder {
  color: #8fa0ad;
}

.page-contact .ct-input:focus,
.page-contact .ct-area:focus {
  outline: none;
  border-color: var(--cc-neon);
  box-shadow: inset 0 1px 2px rgba(5, 21, 36, .06), 0 0 0 3px rgba(56, 225, 225, .26);
}

.page-contact .ct-form__foot {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 16px;
  align-items: center;
  margin-top: 26px;
}

.page-contact .ct-submit {
  border: 0;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

.page-contact .ct-form__note {
  margin: 0;
  font-size: 13px;
  color: var(--cc-tide);
}

.page-contact .ct-stages {
  margin-top: 26px;
  padding-top: 20px;
  border-top: 1px dashed rgba(201, 210, 220, .9);
}

.page-contact .ct-stages__label {
  margin: 0 0 12px;
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--cc-sand);
}

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

.page-contact .ct-stage {
  padding: 6px 15px;
  border: 1px solid var(--cc-sand);
  border-radius: var(--cc-r-pill);
  font-size: 12.5px;
  line-height: 1.6;
}

.page-contact .ct-stage--draft {
  border-color: var(--cc-sand);
  background: rgba(201, 210, 220, .2);
  color: var(--cc-tide);
}

.page-contact .ct-stage--sent {
  border-color: rgba(255, 107, 65, .5);
  background: rgba(255, 107, 65, .12);
  color: #c2431a;
}

.page-contact .ct-stage--progress {
  border-color: rgba(56, 225, 225, .7);
  background: rgba(56, 225, 225, .16);
  color: #0c6f6f;
}

.page-contact .ct-stage--replied {
  border-color: rgba(23, 166, 124, .5);
  background: rgba(23, 166, 124, .13);
  color: #0e6f53;
}

.page-contact .ct-form__privacy {
  margin: 20px 0 0;
  font-size: 12.5px;
  line-height: 1.8;
  color: #7d8d99;
}

.page-contact .ct-form__privacy a {
  color: var(--cc-tide);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .ct-form__privacy a:hover {
  color: var(--cc-coral);
}

/* ---------- 提交之后的四个节点 ---------- */
.page-contact .ct-flow {
  display: grid;
  gap: clamp(22px, 3vw, 34px);
  grid-template-columns: 1fr;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-flow li {
  position: relative;
  padding-top: 26px;
  border-top: 2px solid rgba(201, 210, 220, .95);
}

.page-contact .ct-flow li::before {
  content: "";
  position: absolute;
  top: -7px;
  left: 0;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--cc-coral);
}

.page-contact .ct-flow li:nth-child(2)::before {
  background: var(--cc-coral-soft);
}

.page-contact .ct-flow li:nth-child(3)::before {
  background: var(--cc-neon);
}

.page-contact .ct-flow li:nth-child(4)::before {
  background: var(--cc-palm);
}

.page-contact .ct-flow__no {
  margin: 0;
  font-size: 11.5px;
  letter-spacing: .14em;
  color: var(--cc-sand);
}

.page-contact .ct-flow h3 {
  margin: 8px 0 8px;
  font-family: var(--cc-font-display);
  font-weight: 800;
  font-size: 17px;
  color: var(--cc-deep);
}

.page-contact .ct-flow p:last-child {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--cc-tide);
}

.page-contact .ct-figure {
  margin: clamp(34px, 4.5vw, 56px) 0 0;
  border-radius: var(--cc-r-lg);
  overflow: hidden;
  background: var(--cc-deep);
}

.page-contact .ct-figure img {
  display: block;
  width: 100%;
  height: auto;
}

.page-contact .ct-figure figcaption {
  padding: 14px 22px 18px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--cc-sand);
  background: var(--cc-deep);
}

/* ---------- 提前准备 ---------- */
.page-contact .ct-prep {
  display: grid;
  gap: var(--ct-gap);
  grid-template-columns: 1fr;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-prep li {
  padding: 22px 24px;
  border-radius: var(--cc-r-md);
  border-left: 3px solid var(--cc-tide);
  background: rgba(30, 78, 114, .07);
}

.page-contact .ct-prep li:nth-child(2) {
  border-left-color: var(--cc-coral);
  background: rgba(255, 107, 65, .08);
}

.page-contact .ct-prep li:nth-child(3) {
  border-left-color: var(--cc-neon);
  background: rgba(56, 225, 225, .1);
}

.page-contact .ct-prep li:nth-child(4) {
  border-left-color: var(--cc-palm);
  background: rgba(23, 166, 124, .09);
}

.page-contact .ct-prep h3 {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
  color: var(--cc-deep);
}

.page-contact .ct-prep p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--cc-tide);
}

/* ---------- 其他联系渠道 ---------- */
.page-contact .ct-deep {
  width: min(var(--cc-wrap), calc(100% - var(--cc-gutter) * 2));
  margin: 0 auto var(--ct-sec-y);
  padding: clamp(32px, 5.5vw, 62px);
  box-sizing: border-box;
  border-radius: var(--cc-r-lg);
  background:
    radial-gradient(90% 120% at 92% 4%, rgba(255, 107, 65, .22), transparent 58%),
    linear-gradient(155deg, var(--cc-deep), var(--cc-abyss));
  color: var(--cc-pearl);
}

.page-contact .ct-deep .ct-head {
  margin-bottom: clamp(24px, 3.2vw, 40px);
}

.page-contact .ct-deep .ct-head h2 {
  color: var(--cc-pearl);
}

.page-contact .ct-deep .ct-head__lede {
  color: rgba(246, 244, 239, .78);
}

.page-contact .ct-deep .ct-kicker {
  color: var(--cc-coral-soft);
}

.page-contact .ct-channels {
  display: grid;
  gap: var(--ct-gap);
  grid-template-columns: 1fr;
}

.page-contact .ct-channel {
  padding: 20px 22px 22px;
  border: 1px solid rgba(201, 210, 220, .22);
  border-radius: var(--cc-r-md);
  background: rgba(246, 244, 239, .06);
}

.page-contact .ct-channel__label {
  margin: 0 0 10px;
  font-size: 11.5px;
  letter-spacing: .18em;
  color: var(--cc-neon);
}

.page-contact .ct-channel__value {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--cc-pearl);
  overflow-wrap: anywhere;
}

.page-contact .ct-copy {
  display: inline-flex;
  align-items: center;
  margin-top: 14px;
  padding: 7px 16px;
  border: 1px solid rgba(56, 225, 225, .55);
  border-radius: var(--cc-r-pill);
  background: transparent;
  color: var(--cc-neon);
  font: inherit;
  font-size: 13px;
  cursor: pointer;
  transition: background .2s var(--cc-ease), color .2s var(--cc-ease), border-color .2s var(--cc-ease);
}

.page-contact .ct-copy:hover,
.page-contact .ct-copy:focus-visible {
  background: rgba(56, 225, 225, .14);
}

.page-contact .ct-copy[data-state="copied"] {
  border-color: var(--cc-palm);
  background: rgba(23, 166, 124, .18);
  color: #6fe0b9;
}

.page-contact .ct-channel__note {
  margin: 24px 0 0;
  font-size: 13.5px;
  line-height: 1.85;
  color: rgba(246, 244, 239, .72);
}

/* ---------- 延伸入口 ---------- */
.page-contact .ct-links-wrap {
  display: grid;
  gap: var(--ct-gap);
  grid-template-columns: 1fr;
  padding-top: 0;
}

.page-contact .ct-links__title,
.page-contact .ct-links__sub {
  display: block;
}

.page-contact .ct-links-wrap > a {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px 22px;
  border: 1px solid rgba(201, 210, 220, .75);
  border-radius: var(--cc-r-md);
  background: #fff;
  text-decoration: none;
  color: var(--cc-deep);
  transition: border-color .2s var(--cc-ease), transform .2s var(--cc-ease), box-shadow .2s var(--cc-ease);
}

.page-contact .ct-links-wrap > a:hover,
.page-contact .ct-links-wrap > a:focus-visible {
  border-color: var(--cc-coral);
  transform: translateY(-3px);
  box-shadow: 0 22px 44px -34px rgba(5, 21, 36, .7);
}

.page-contact .ct-links__title {
  font-family: var(--cc-font-display);
  font-weight: 800;
  font-size: 16px;
}

.page-contact .ct-links__sub {
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--cc-tide);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .ct-types__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

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

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

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

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

@media (min-width: 960px) {
  .page-contact .ct-bay {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

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

@media (min-width: 1080px) {
  .page-contact .ct-types__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .ct-flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .ct-links-wrap {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (max-width: 480px) {
  .page-contact .ct-hero {
    border-radius: 0 0 var(--cc-r-md) var(--cc-r-md);
  }

  .page-contact .ct-form {
    border-radius: var(--cc-r-md);
  }

  .page-contact .ct-deep {
    width: calc(100% - var(--cc-gutter) * 1.4);
    margin-left: auto;
    margin-right: auto;
    padding: 26px 20px 30px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-links-wrap > a:hover {
    transform: none;
  }
}