.page-contact {
  --ct-cut: 30px;
  --ct-panel: var(--ink-800);
  --ct-panel-hi: var(--ink-700);
  color: var(--white);
  overflow-x: clip;
}

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

/* ---------- 首屏 ---------- */

.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  padding: clamp(76px, 11vw, 128px) 0 clamp(30px, 4.5vw, 52px);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  left: -10%;
  top: 0;
  z-index: -1;
  width: min(64%, 760px);
  height: min(72%, 460px);
  pointer-events: none;
  background: linear-gradient(115deg, rgba(23, 224, 122, .20), rgba(14, 143, 83, .06) 55%, rgba(14, 143, 83, 0) 80%);
  clip-path: polygon(0 0, 100% 0, 72% 100%, 0 100%);
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
}

.page-contact .contact-hero__copy > .breadcrumb {
  margin: 0 0 var(--sp-4);
}

.page-contact .contact-hero .eyebrow {
  margin: 0;
}

.page-contact .contact-hero h1 {
  margin: var(--sp-3) 0 0;
  font-family: var(--font-display);
  font-size: clamp(42px, 8.4vw, 100px);
  font-weight: 800;
  line-height: .94;
  letter-spacing: -.015em;
}

.page-contact .contact-hero__lede {
  max-width: 36em;
  margin: clamp(18px, 2.6vw, 26px) 0 0;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.72;
  color: var(--mist);
}

.page-contact .hero-jump {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .hero-jump a {
  display: inline-block;
  padding: 7px 14px;
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--mist);
  text-decoration: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .hero-jump a:hover,
.page-contact .hero-jump a:focus-visible {
  color: var(--lime);
  border-color: var(--lime);
}

.page-contact .hero-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: clamp(24px, 3.6vw, 38px) 0 0;
  background: var(--line-soft);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .hero-fact {
  padding: 15px 16px 17px;
  background: var(--ink-900);
}

.page-contact .hero-fact:first-child {
  padding-left: 0;
}

.page-contact .hero-fact__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--green);
}

.page-contact .hero-fact__value {
  margin: 7px 0 0;
  font-family: var(--font-display);
  font-size: clamp(17px, 1.9vw, 22px);
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: .01em;
}

.page-contact .hero-figure {
  margin: 0;
  max-width: 640px;
}

.page-contact .hero-figure .media {
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--ct-cut)), calc(100% - var(--ct-cut)) 100%, 0 100%);
}

@media (min-width: 640px) {
  .page-contact .hero-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 940px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
    align-items: center;
  }
}

/* ---------- 章节头 ---------- */

.page-contact .section-head {
  max-width: 64ch;
}

.page-contact .section-head .eyebrow {
  margin: 0;
}

.page-contact .section-head h2,
.page-contact .usage-main h2 {
  margin: var(--sp-3) 0 0;
  font-family: var(--font-display);
  font-size: clamp(26px, 4vw, 44px);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -.01em;
}

.page-contact .section-head .prose,
.page-contact .usage-main .prose {
  margin: var(--sp-3) 0 0;
}

/* ---------- 反馈类型 ---------- */

.page-contact .type-grid {
  display: grid;
  gap: clamp(12px, 1.6vw, 18px);
  margin-top: clamp(26px, 4vw, 44px);
}

.page-contact .type-card {
  position: relative;
  padding: clamp(20px, 2.4vw, 28px);
  background: var(--ct-panel);
  border: 1px solid var(--line);
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-contact .type-card::before {
  content: "";
  position: absolute;
  left: -1px;
  top: -1px;
  bottom: -1px;
  width: 2px;
  background: var(--lime);
  transform: scaleY(0);
  transform-origin: 50% 0;
  transition: transform var(--dur) var(--ease);
}

.page-contact .type-card:hover {
  border-color: var(--lime);
  background: var(--ct-panel-hi);
}

.page-contact .type-card:hover::before {
  transform: scaleY(1);
}

.page-contact .type-card__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--green);
}

.page-contact .type-card h3 {
  margin: var(--sp-2) 0 0;
  font-family: var(--font-display);
  font-size: clamp(20px, 2.2vw, 25px);
  font-weight: 600;
  line-height: 1.16;
}

.page-contact .type-card__desc {
  margin: var(--sp-2) 0 0;
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--mist);
}

.page-contact .type-card__label {
  margin: var(--sp-4) 0 var(--sp-2);
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: .14em;
  color: var(--white);
}

.page-contact .check-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 7px;
}

.page-contact .check-list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--mist);
}

.page-contact .check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .5em;
  width: 6px;
  height: 6px;
  background: var(--green);
  clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%);
}

@media (min-width: 880px) {
  .page-contact .type-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-bottom: 28px;
  }
  .page-contact .type-card:nth-child(even) {
    transform: translateY(28px);
  }
}

/* ---------- 联系方式 ---------- */

.page-contact .reach-grid {
  display: grid;
  gap: clamp(18px, 2.6vw, 30px);
  margin-top: clamp(26px, 4vw, 44px);
}

.page-contact .reach-card {
  position: relative;
  overflow: hidden;
  padding: clamp(24px, 3vw, 40px);
  color: var(--ink-900);
  background: linear-gradient(133deg, var(--deep-green) 0%, var(--green) 62%, var(--lime) 132%);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--ct-cut)), calc(100% - var(--ct-cut)) 100%, 0 100%);
}

.page-contact .reach-wave {
  position: absolute;
  right: -70px;
  bottom: -70px;
  width: 280px;
  height: 280px;
  color: rgba(11, 15, 12, .22);
  pointer-events: none;
}

.page-contact .reach-list {
  position: relative;
  margin: 0;
  display: grid;
  gap: clamp(16px, 2vw, 24px);
}

.page-contact .reach-item {
  display: grid;
  gap: 5px;
}

.page-contact .reach-item dt {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: rgba(11, 15, 12, .66);
}

.page-contact .reach-item dd {
  margin: 0;
  font-size: clamp(17px, 2.1vw, 24px);
  font-weight: 600;
  line-height: 1.28;
  letter-spacing: -.004em;
  word-break: break-word;
}

.page-contact .reach-item--mono dd {
  font-family: var(--font-mono);
  font-size: clamp(15px, 1.7vw, 22px);
  font-variant-numeric: tabular-nums slashed-zero;
  letter-spacing: .01em;
}

.page-contact .reach-note {
  position: relative;
  max-width: 54ch;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding-top: var(--sp-3);
  border-top: 1px solid rgba(11, 15, 12, .3);
  font-size: 14px;
  line-height: 1.7;
  color: rgba(11, 15, 12, .8);
}

.page-contact .reach-aside {
  display: grid;
  gap: var(--sp-2);
  align-content: start;
  margin: 0;
}

@media (min-width: 940px) {
  .page-contact .reach-grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, .65fr);
    align-items: stretch;
  }
}

/* ---------- 提交模板 ---------- */

.page-contact .tpl-panel {
  margin-top: clamp(24px, 3.5vw, 40px);
  padding: clamp(18px, 2.4vw, 30px);
  background: var(--ct-panel);
  border: 1px solid var(--line);
}

.page-contact .tpl-panel__hint {
  margin: 0 0 var(--sp-3);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--green);
}

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

.page-contact .tpl-list li {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 2px 12px;
  padding: 13px 0;
  border-top: 1px solid var(--line-soft);
}

.page-contact .tpl-list li:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-contact .tpl-idx {
  grid-row: span 2;
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--green);
}

.page-contact .tpl-key {
  font-size: 15px;
  font-weight: 600;
  line-height: 1.4;
}

.page-contact .tpl-val {
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--mist);
  word-break: break-word;
}

@media (min-width: 720px) {
  .page-contact .tpl-list li {
    grid-template-columns: 40px minmax(0, 210px) minmax(0, 1fr);
    align-items: baseline;
  }
  .page-contact .tpl-idx {
    grid-row: auto;
  }
}

/* ---------- 处理路径 ---------- */

.page-contact .flow {
  margin: clamp(30px, 4.5vw, 52px) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: clamp(28px, 3.4vw, 40px);
}

.page-contact .flow__step {
  position: relative;
  padding-top: 44px;
  border-top: 1px solid var(--line);
}

.page-contact .flow__num {
  position: absolute;
  left: 0;
  top: -15px;
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 1px solid var(--green);
  background: var(--ink-900);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--green);
  transition: background-color var(--dur) var(--ease), border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-contact .flow__step:hover .flow__num {
  background: var(--lime);
  border-color: var(--lime);
  color: var(--ink-900);
}

.page-contact .flow__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 600;
  line-height: 1.2;
  transition: color var(--dur) var(--ease);
}

.page-contact .flow__step:hover .flow__title {
  color: var(--lime);
}

.page-contact .flow__text {
  margin: 9px 0 0;
  font-size: 14px;
  line-height: 1.62;
  color: var(--mist);
}

@media (min-width: 900px) {
  .page-contact .flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: clamp(16px, 2.2vw, 28px);
  }
}

/* ---------- 引用与转载 ---------- */

.page-contact .usage-grid {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
}

.page-contact .usage-main .eyebrow {
  margin: 0;
}

.page-contact .usage-list {
  margin: var(--sp-4) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 13px;
}

.page-contact .usage-list li {
  position: relative;
  padding-left: 24px;
  font-size: 15px;
  line-height: 1.62;
  color: var(--mist);
}

.page-contact .usage-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 12px;
  height: 1px;
  background: var(--green);
}

.page-contact .usage-links {
  align-self: start;
}

.page-contact .usage-links__list {
  margin: var(--sp-3) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .usage-links__list li {
  border-top: 1px solid var(--line-soft);
}

.page-contact .usage-links__list li:first-child {
  border-top: 0;
}

.page-contact .usage-links__list a {
  position: relative;
  display: block;
  padding: 12px 22px 12px 0;
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--white);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-contact .usage-links__list a::after {
  content: "→";
  position: absolute;
  right: 0;
  top: 12px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--line);
  transition: color var(--dur) var(--ease);
}

.page-contact .usage-links__list a:hover,
.page-contact .usage-links__list a:focus-visible {
  color: var(--lime);
}

.page-contact .usage-links__list a:hover::after,
.page-contact .usage-links__list a:focus-visible::after {
  color: var(--lime);
}

@media (min-width: 940px) {
  .page-contact .usage-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    align-items: start;
  }
}