.page-contact {
  --pc-gap: clamp(24px, 3.6vw, 52px);
  --pc-glass-bg: rgba(20, 81, 63, 0.55);
  --pc-glass-line: rgba(62, 107, 94, 0.62);
  --pc-inset-bg: rgba(6, 35, 28, 0.55);
  background: var(--c-ink);
  color: var(--c-paper);
  padding-bottom: clamp(48px, 7vw, 96px);
}

.page-contact a {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(44, 230, 192, 0.35);
  transition: border-color 0.18s var(--ease), color 0.18s var(--ease);
}
.page-contact a:hover {
  color: #7ff3dc;
  border-bottom-color: rgba(44, 230, 192, 0.85);
}

/* ── 首屏 ───────────────────────────────────────── */
.pc-hero {
  position: relative;
  padding: clamp(20px, 3vw, 36px) 0 clamp(30px, 4.5vw, 56px);
  background:
    radial-gradient(120% 92% at 88% 0%, rgba(44, 230, 192, 0.14), transparent 58%),
    radial-gradient(90% 70% at 4% 94%, rgba(255, 122, 51, 0.1), transparent 62%),
    linear-gradient(180deg, #082b22 0%, var(--c-ink) 72%);
}

.pc-hero__inner {
  display: grid;
  gap: var(--pc-gap);
  margin-top: clamp(20px, 3vw, 34px);
}

.pc-hero__copy .eyebrow {
  color: var(--c-cyan);
}

.pc-hero__copy h1 {
  font-family: var(--f-display);
  font-size: clamp(32px, 6.4vw, 62px);
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -0.02em;
  margin: 10px 0 0;
  color: var(--c-paper);
  max-width: 15em;
}

.pc-hero__copy .lede {
  margin-top: 18px;
  max-width: 40em;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: var(--c-mist);
}

.pc-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(18px, 3.4vw, 46px);
  list-style: none;
  margin: clamp(24px, 3.6vw, 40px) 0 0;
  padding: clamp(18px, 2.6vw, 26px) 0 0;
  border-top: 1px solid var(--c-edge);
}

.pc-hero__stats .stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 96px;
}
.pc-hero__stats .stat__num {
  font-family: var(--f-num);
  font-size: clamp(20px, 2.6vw, 28px);
  font-weight: 700;
  line-height: 1.1;
  color: var(--c-cyan);
  letter-spacing: -0.01em;
}
.pc-hero__stats .stat__label {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-mist);
}

.pc-hero__media {
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--pc-glass-line);
  background: var(--c-panel);
}
.pc-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ── 主体分栏 ───────────────────────────────────── */
.pc-body {
  padding-top: clamp(6px, 1.6vw, 18px);
}

.pc-split {
  display: grid;
  gap: var(--pc-gap);
}

/* ── 左栏联系卡 ─────────────────────────────────── */
.pc-channel__inner {
  background: var(--pc-glass-bg);
  backdrop-filter: blur(16px) saturate(120%);
  -webkit-backdrop-filter: blur(16px) saturate(120%);
  border: 1px solid var(--pc-glass-line);
  border-radius: var(--r-lg);
  padding: clamp(22px, 3vw, 32px);
  box-shadow: 0 24px 60px -40px rgba(0, 0, 0, 0.9);
}

.pc-channel__inner .eyebrow {
  color: var(--c-orange);
}

.pc-channel__title {
  font-family: var(--f-display);
  font-size: clamp(19px, 2.2vw, 24px);
  line-height: 1.2;
  margin: 8px 0 0;
  color: var(--c-paper);
}

.pc-channel__lead {
  margin: 10px 0 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--c-mist);
}

.pc-channel__list {
  list-style: none;
  margin: clamp(20px, 2.6vw, 26px) 0 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.pc-channel__item {
  padding-top: 18px;
  border-top: 1px solid var(--pc-glass-line);
}
.pc-channel__item:first-child {
  border-top: 0;
  padding-top: 0;
}

.pc-channel__key {
  display: block;
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--c-mist);
}

.pc-channel__val {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 7px;
  font-family: var(--f-num);
  font-size: clamp(14.5px, 1.7vw, 17px);
  line-height: 1.5;
  color: var(--c-paper);
  word-break: break-word;
}
.pc-channel__val a {
  border-bottom-color: rgba(244, 237, 223, 0.3);
  color: var(--c-paper);
}
.pc-channel__val a:hover {
  color: var(--c-cyan);
  border-bottom-color: rgba(44, 230, 192, 0.8);
}
.pc-channel__text {
  color: var(--c-paper);
}

.pc-channel__hint {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--c-mist);
}

.pc-channel__note {
  margin: clamp(20px, 2.6vw, 26px) 0 0;
  padding-top: 16px;
  border-top: 1px dashed var(--pc-glass-line);
  font-size: 12.5px;
  line-height: 1.8;
  color: var(--c-mist);
}

.page-contact .copy-btn {
  flex: none;
  background: rgba(44, 230, 192, 0.1);
  border: 1px solid rgba(44, 230, 192, 0.42);
  color: var(--c-cyan);
  font-family: var(--f-body);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  padding: 5px 14px;
  border-radius: var(--r-pill);
  cursor: pointer;
  transition: background 0.18s var(--ease), border-color 0.18s var(--ease), color 0.18s var(--ease);
}
.page-contact .copy-btn:hover {
  background: rgba(44, 230, 192, 0.22);
  border-color: var(--c-cyan);
}
.page-contact .copy-btn:active {
  background: var(--c-cyan);
  color: var(--c-ink);
}
.page-contact .copy-btn:focus-visible {
  outline: 2px solid var(--c-orange);
  outline-offset: 2px;
}

/* ── 右栏流程 ───────────────────────────────────── */
.pc-flow {
  display: grid;
  gap: clamp(20px, 2.8vw, 34px);
  min-width: 0;
}

.pc-step {
  position: relative;
  background: linear-gradient(180deg, rgba(12, 58, 45, 0.92) 0%, rgba(6, 35, 28, 0.92) 100%);
  border: 1px solid var(--c-edge);
  border-radius: var(--r-lg);
  padding: clamp(22px, 3vw, 36px);
  min-width: 0;
}

.pc-step__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 12px;
}
.pc-step__num {
  font-family: var(--f-num);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--c-orange);
}
.pc-step__head h2 {
  font-family: var(--f-display);
  font-size: clamp(21px, 2.8vw, 29px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  margin: 0;
  color: var(--c-paper);
}

.pc-step__intro {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--c-mist);
}

.pc-step > p:not(.pc-step__intro):not(.pc-step__foot) {
  margin: 16px 0 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--c-mist);
}

.pc-step__foot {
  margin: 22px 0 0;
  padding-top: 16px;
  border-top: 1px dashed var(--c-edge);
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--c-mist);
}

/* 分步流程 */
.pc-flowlist {
  list-style: none;
  counter-reset: pc-step;
  margin: 22px 0 0;
  padding: 0;
}
.pc-flowlist li {
  position: relative;
  counter-increment: pc-step;
  padding-left: 46px;
  padding-bottom: 24px;
}
.pc-flowlist li:last-child {
  padding-bottom: 0;
}
.pc-flowlist li::before {
  content: counter(pc-step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1px;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: var(--r-pill);
  background: rgba(44, 230, 192, 0.1);
  border: 1px solid rgba(44, 230, 192, 0.45);
  color: var(--c-cyan);
  font-family: var(--f-num);
  font-size: 11.5px;
  letter-spacing: 0.04em;
}
.pc-flowlist li::after {
  content: "";
  position: absolute;
  left: 15px;
  top: 34px;
  bottom: 6px;
  width: 1px;
  background: linear-gradient(180deg, var(--c-edge), rgba(62, 107, 94, 0));
}
.pc-flowlist li:last-child::after {
  display: none;
}
.pc-flowlist strong {
  display: block;
  font-size: 15.5px;
  font-weight: 600;
  color: var(--c-paper);
  letter-spacing: 0.01em;
}
.pc-flowlist p {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.82;
  color: var(--c-mist);
}

/* 步骤配图 */
.pc-step__figure {
  margin: 24px 0 0;
  max-width: 460px;
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid var(--c-edge);
  background: var(--pc-inset-bg);
}
.pc-step__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.pc-step__figure figcaption {
  padding: 12px 16px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--c-mist);
  border-top: 1px solid var(--c-edge);
}

/* 问题类型选择器 */
.pc-picker {
  margin-top: 26px;
  padding-top: 22px;
  border-top: 1px solid var(--c-edge);
}
.pc-picker__label {
  margin: 0 0 12px;
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--c-mist);
}

.page-contact .filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}
.page-contact .filter-btn {
  background: transparent;
  border: 1px solid var(--c-edge);
  color: var(--c-mist);
  font-family: var(--f-body);
  font-size: 13px;
  letter-spacing: 0.05em;
  padding: 7px 16px;
  border-radius: var(--r-pill);
  cursor: pointer;
  transition: background 0.18s var(--ease), border-color 0.18s var(--ease), color 0.18s var(--ease);
}
.page-contact .filter-btn:hover {
  border-color: var(--c-mist);
  color: var(--c-paper);
}
.page-contact .filter-btn[aria-pressed="true"],
.page-contact .filter-btn.is-active {
  background: var(--c-orange);
  border-color: var(--c-orange);
  color: #1b0d05;
  font-weight: 600;
}
.page-contact .filter-btn:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: 2px;
}
.page-contact .filter-count {
  font-family: var(--f-num);
  font-size: 12px;
  color: var(--c-mist);
  margin-left: 4px;
}

.pc-picker__results {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}
.pc-picker__card {
  background: var(--pc-inset-bg);
  border: 1px solid var(--c-edge);
  border-radius: var(--r-sm);
  padding: 16px 18px;
  transition: opacity 0.18s var(--ease), transform 0.18s var(--ease), border-color 0.18s var(--ease);
}
.pc-picker__card:hover {
  border-color: var(--c-glass);
}
.pc-picker__card h3 {
  margin: 0 0 6px;
  font-size: 14.5px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--c-cyan);
  font-family: var(--f-body);
}
.pc-picker__card p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--c-mist);
}

/* 合作卡片 */
.pc-coop {
  display: grid;
  gap: 14px;
  margin-top: 22px;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
}
.pc-coop__card {
  display: flex;
  flex-direction: column;
  background: var(--pc-inset-bg);
  border: 1px solid var(--c-edge);
  border-radius: var(--r-md);
  padding: 20px 18px;
}
.pc-coop__card h3 {
  margin: 0 0 10px;
  font-family: var(--f-display);
  font-size: 16.5px;
  letter-spacing: 0.01em;
  color: var(--c-orange);
}
.pc-coop__card p {
  margin: 0 0 14px;
  font-size: 13.5px;
  line-height: 1.82;
  color: var(--c-mist);
}
.pc-coop__card ul {
  margin: auto 0 0;
  padding: 14px 0 0 18px;
  border-top: 1px dashed var(--c-edge);
  font-size: 13px;
  line-height: 1.95;
  color: var(--c-paper);
}
.pc-coop__card li::marker {
  color: var(--c-cyan);
}

/* 工作时间表 */
.pc-hours {
  margin: 22px 0 0;
  border: 1px solid var(--c-edge);
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--pc-inset-bg);
}
.pc-hours__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 22px;
  padding: 14px 18px;
  border-top: 1px solid rgba(62, 107, 94, 0.5);
}
.pc-hours__row:first-child {
  border-top: 0;
}
.pc-hours__key {
  flex: 0 0 auto;
  min-width: 92px;
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--c-mist);
}
.pc-hours__val {
  margin: 0;
  font-family: var(--f-num);
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--c-cyan);
}

/* 检查清单 */
.pc-check {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.pc-check label {
  display: flex;
  align-items: center;
  gap: 13px;
  padding: 14px 16px;
  border: 1px solid var(--c-edge);
  border-radius: var(--r-sm);
  background: var(--pc-inset-bg);
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--c-paper);
  cursor: pointer;
  transition: border-color 0.18s var(--ease), background 0.18s var(--ease);
}
.pc-check label:hover {
  border-color: var(--c-cyan);
  background: rgba(20, 81, 63, 0.42);
}
.pc-check input {
  appearance: none;
  -webkit-appearance: none;
  flex: none;
  width: 20px;
  height: 20px;
  margin: 0;
  border: 1px solid var(--c-edge);
  border-radius: 6px;
  background: transparent;
  position: relative;
  cursor: pointer;
  transition: background 0.16s var(--ease), border-color 0.16s var(--ease);
}
.pc-check input:checked {
  background: var(--c-cyan);
  border-color: var(--c-cyan);
}
.pc-check input:checked::after {
  content: "";
  position: absolute;
  left: 6px;
  top: 2px;
  width: 5px;
  height: 10px;
  border-right: 2px solid var(--c-ink);
  border-bottom: 2px solid var(--c-ink);
  transform: rotate(45deg);
}
.pc-check input:focus-visible {
  outline: 2px solid var(--c-orange);
  outline-offset: 2px;
}
.pc-check input:checked + span {
  color: var(--c-cyan);
}

/* ── 响应式 ─────────────────────────────────────── */
@media (min-width: 760px) {
  .pc-hero__inner {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, 0.96fr);
    align-items: stretch;
  }
  .pc-hero__media {
    min-height: 300px;
  }
  .pc-hero__media img {
    height: 100%;
  }
}

@media (min-width: 1000px) {
  .pc-split {
    grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.34fr);
    align-items: start;
  }
  .pc-channel {
    position: sticky;
    top: calc(var(--header-h) + 22px);
  }
}

@media (min-width: 1280px) {
  .pc-hero__copy h1 {
    max-width: 13em;
  }
  .pc-step__figure {
    max-width: 520px;
  }
}

@media (max-width: 479px) {
  .pc-hero__stats {
    gap: 16px;
  }
  .pc-hero__stats .stat {
    min-width: 78px;
  }
  .pc-flowlist li {
    padding-left: 40px;
  }
  .pc-flowlist li::before {
    width: 26px;
    height: 26px;
    font-size: 10.5px;
  }
  .pc-flowlist li::after {
    left: 13px;
    top: 30px;
  }
  .pc-hours__row {
    padding: 12px 14px;
  }
  .pc-hours__key {
    min-width: 100%;
  }
}