/* ===== 联系与反馈 · 页面专属样式 ===== */
.page-contact {
  --ct-line: var(--line);
  --ct-gap: clamp(20px, 4vw, 44px);
  display: block;
  overflow-x: clip;
  background:
    radial-gradient(120% 55% at 8% 0%, rgba(255, 61, 127, .10), transparent 60%),
    radial-gradient(90% 45% at 96% 5%, rgba(57, 216, 224, .09), transparent 58%),
    var(--ink);
}

.page-contact section {
  padding-block: clamp(34px, 5.6vw, 74px);
}

.page-contact .ct-sec-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(23px, 3.6vw, 40px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--paper);
  margin: 0 0 12px;
}

.page-contact .ct-sec-lede {
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
  max-width: 44em;
  margin: 0 0 clamp(20px, 3vw, 30px);
}

/* ---- 首屏 ---- */
.page-contact .ct-hero {
  padding-top: clamp(22px, 3.6vw, 42px);
  padding-bottom: clamp(28px, 4.6vw, 54px);
  border-bottom: 1px solid var(--ct-line);
}

.page-contact .ct-hero__inner {
  display: grid;
  gap: clamp(20px, 3vw, 42px);
  margin-top: clamp(18px, 3vw, 34px);
}

.page-contact .ct-hero__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 8vw, 82px);
  line-height: 1.06;
  letter-spacing: -0.015em;
  color: var(--paper);
  margin: 10px 0 0;
  text-shadow: 0 0 30px rgba(217, 164, 65, .18);
}

.page-contact .ct-hero__lede {
  font-size: clamp(15px, 1.6vw, 18px);
  line-height: 1.85;
  color: var(--paper);
  max-width: 34em;
  margin: 0 0 22px;
}

.page-contact .ct-hero__stats {
  display: grid;
  gap: 1px;
  background: var(--ct-line);
  border: 1px solid var(--ct-line);
}

.page-contact .ct-stat {
  background: var(--panel);
  padding: 14px 16px;
}

.page-contact .ct-stat__n {
  display: block;
  font-size: 15px;
  letter-spacing: .04em;
  color: var(--gold-hi);
}

.page-contact .ct-stat__l {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--mist);
}

@media (min-width: 620px) {
  .page-contact .ct-hero__stats {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 940px) {
  .page-contact .ct-hero__inner {
    grid-template-columns: 7fr 5fr;
    align-items: end;
  }
}

/* ---- 两条渠道 ---- */
.page-contact .ct-channels__grid {
  display: grid;
  gap: 1px;
  background: var(--ct-line);
  border: 1px solid var(--ct-line);
}

.page-contact .ct-channel {
  position: relative;
  padding: clamp(22px, 3.4vw, 38px);
  background: linear-gradient(155deg, var(--panel-2) 0%, var(--panel) 64%);
}

.page-contact .ct-channel::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--gold), rgba(217, 164, 65, 0) 78%);
}

.page-contact .ct-channel--phone::after {
  background: linear-gradient(90deg, var(--cyan), rgba(57, 216, 224, 0) 78%);
}

.page-contact .ct-channel__idx {
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--mist);
  margin: 0 0 10px;
}

.page-contact .ct-channel__name {
  font-family: var(--font-display);
  font-size: clamp(21px, 2.6vw, 30px);
  font-weight: 800;
  line-height: 1.25;
  color: var(--paper);
  margin: 0 0 12px;
}

.page-contact .ct-channel__scene {
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
  max-width: 32em;
  margin: 0 0 20px;
}

.page-contact .ct-channel__value {
  font-family: var(--font-mono);
  font-size: clamp(17px, 2.2vw, 24px);
  letter-spacing: .02em;
  color: var(--gold-hi);
  margin: 0 0 16px;
  word-break: break-all;
}

.page-contact .ct-channel--phone .ct-channel__value {
  color: var(--cyan);
}

.page-contact .ct-channel__ops {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.page-contact .ct-channel__note {
  font-size: 13px;
  line-height: 1.75;
  color: var(--mist);
  margin: 0;
  padding-top: 14px;
  border-top: 1px dashed var(--ct-line);
}

@media (min-width: 840px) {
  .page-contact .ct-channels__grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* ---- 反馈模板 ---- */
.page-contact .ct-template__inner {
  display: grid;
  gap: clamp(22px, 3.4vw, 40px);
}

.page-contact .ct-fill {
  padding: clamp(18px, 2.6vw, 28px);
  margin-top: 6px;
}

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

.page-contact .ct-formline {
  display: grid;
  grid-template-columns: 7.5em 1fr;
  gap: 0 14px;
  padding: 11px 0;
  border-bottom: 1px dashed var(--ct-line);
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.65;
}

.page-contact .ct-formline__key {
  color: var(--mist);
  letter-spacing: .04em;
}

.page-contact .ct-formline__val {
  color: var(--paper);
}

.page-contact .ct-fill__foot {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .ct-template__fig,
.page-contact .ct-registry__fig {
  margin: 0;
  padding: 10px;
  background: var(--panel-2);
  border: 1px solid var(--ct-line);
}

.page-contact .ct-template__fig img,
.page-contact .ct-registry__fig img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--ct-line);
}

@media (min-width: 940px) {
  .page-contact .ct-template__inner {
    grid-template-columns: 7fr 5fr;
    align-items: start;
  }
}

@media (max-width: 480px) {
  .page-contact .ct-formline {
    grid-template-columns: 1fr;
    gap: 4px 0;
  }
}

/* ---- 答复节奏 ---- */
.page-contact .ct-scale {
  display: grid;
  gap: 1px;
  background: var(--ct-line);
  border: 1px solid var(--ct-line);
}

.page-contact .ct-slot {
  background: var(--panel);
  padding: clamp(18px, 2.4vw, 26px);
}

.page-contact .ct-slot__sum {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  list-style: none;
}

.page-contact .ct-slot__sum::-webkit-details-marker {
  display: none;
}

.page-contact .ct-slot__sum:focus-visible {
  outline: 1px solid var(--gold);
  outline-offset: 4px;
}

.page-contact .ct-slot__num {
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--gold);
}

.page-contact .ct-slot__name {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--paper);
}

.page-contact .ct-slot__mark {
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--gold);
  transition: transform var(--t);
}

.page-contact .ct-slot[open] .ct-slot__mark {
  transform: rotate(45deg);
}

.page-contact .ct-slot__body {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px dashed var(--ct-line);
}

.page-contact .ct-slot__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--mist);
}

@media (min-width: 880px) {
  .page-contact .ct-scale {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ---- 高频问题 ---- */
.page-contact .ct-cases__grid {
  display: grid;
  gap: 14px;
}

.page-contact .ct-case {
  padding: 20px 22px 18px;
  background: var(--panel);
  border: 1px solid var(--ct-line);
  border-left: 2px solid var(--mist);
  transition: border-color var(--t), transform var(--t);
}

.page-contact .ct-case:nth-child(1) {
  border-left-color: var(--magenta);
}

.page-contact .ct-case:nth-child(2) {
  border-left-color: var(--cyan);
}

.page-contact .ct-case:nth-child(3) {
  border-left-color: var(--gold);
}

.page-contact .ct-case:hover {
  transform: translateY(-2px);
}

.page-contact .ct-case__t {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--paper);
  margin: 14px 0 10px;
}

.page-contact .ct-case__d {
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
  margin: 0 0 14px;
}

.page-contact .ct-case__a {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(217, 164, 65, .4);
  padding-bottom: 2px;
  transition: color var(--t), border-color var(--t);
}

.page-contact .ct-case__a:hover {
  color: var(--gold-hi);
  border-bottom-color: var(--gold-hi);
}

@media (min-width: 720px) {
  .page-contact .ct-cases__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
}

/* ---- 公开信息 ---- */
.page-contact .ct-registry__inner {
  display: grid;
  gap: clamp(22px, 3.4vw, 40px);
}

.page-contact .ct-registry__grid {
  display: grid;
  gap: 1px;
  background: var(--ct-line);
  border: 1px solid var(--ct-line);
}

.page-contact .ct-reg {
  background: var(--panel);
  padding: 16px 18px;
}

.page-contact .ct-reg__k {
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--mist);
  margin: 0 0 7px;
}

.page-contact .ct-reg__v {
  font-size: 15px;
  line-height: 1.7;
  color: var(--paper);
  margin: 0;
  word-break: break-word;
}

.page-contact .ct-reg__v--mono {
  font-family: var(--font-mono);
  color: var(--gold-hi);
}

.page-contact .ct-reg__n {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

@media (min-width: 940px) {
  .page-contact .ct-registry__inner {
    grid-template-columns: 7fr 5fr;
    align-items: start;
  }
}

/* ---- 渠道合作 ---- */
.page-contact .ct-partner__inner {
  display: grid;
  gap: clamp(22px, 3.4vw, 40px);
}

.page-contact .ct-partner__intro {
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
  margin: 0;
  max-width: 34em;
}

.page-contact .ct-partner__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--ct-line);
}

.page-contact .ct-partner__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--ct-line);
}

.page-contact .ct-partner__num {
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--gold);
  padding-top: 3px;
}

.page-contact .ct-partner__t {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--paper);
  margin: 0 0 6px;
}

.page-contact .ct-partner__d {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

@media (min-width: 900px) {
  .page-contact .ct-partner__inner {
    grid-template-columns: 5fr 7fr;
    align-items: start;
  }
}

/* ---- 收尾 ---- */
.page-contact .ct-cta {
  padding-bottom: clamp(46px, 7vw, 92px);
}

.page-contact .ct-cta__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: clamp(20px, 3vw, 32px) clamp(18px, 3vw, 34px);
  border: 1px solid var(--ct-line);
  background: linear-gradient(120deg, rgba(217, 164, 65, .12), rgba(57, 216, 224, .06) 68%, transparent);
}

.page-contact .ct-cta__text {
  max-width: 48ch;
}

.page-contact .ct-cta__text h2 {
  font-family: var(--font-display);
  font-size: clamp(19px, 2.4vw, 27px);
  font-weight: 800;
  line-height: 1.3;
  color: var(--paper);
  margin: 0 0 8px;
}

.page-contact .ct-cta__text p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .ct-cta__ops {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

@media (max-width: 420px) {
  .page-contact .ct-cta__ops .btn {
    width: 100%;
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-case,
  .page-contact .ct-slot__mark,
  .page-contact .ct-case__a {
    transition: none;
  }
  .page-contact .ct-case:hover {
    transform: none;
  }
}