.page-contact {
  --c-notch-sm: polygon(6px 0, 100% 0, 100% calc(100% - 6px), calc(100% - 6px) 100%, 0 100%, 0 6px);
  --c-gap: clamp(20px, 3.2vw, 40px);
  background: var(--pg-ink);
  background-image: linear-gradient(180deg, rgba(34, 211, 238, 0.07), rgba(7, 9, 12, 0) 380px);
  color: var(--pg-white);
  font-family: var(--pg-font-sans);
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-contact .c-shell {
  width: 100%;
  max-width: var(--pg-shell);
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
}

.page-contact a:focus-visible,
.page-contact button:focus-visible,
.page-contact input:focus-visible {
  outline: 2px solid var(--pg-amber);
  outline-offset: 3px;
}

/* 首屏 */
.page-contact .c-hero {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  padding-block: clamp(22px, 4vw, 40px) clamp(34px, 6vw, 68px);
}

.page-contact .c-eyebrow {
  margin: 0 0 14px;
  font-family: var(--pg-font-mono);
  font-size: 12px;
  letter-spacing: 0.24em;
  color: var(--pg-cyan);
}

.page-contact .c-hero h1 {
  margin: 0 0 20px;
  max-width: 17ch;
  font-size: clamp(29px, 5.4vw, 62px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  font-weight: 800;
}

.page-contact .c-lead {
  margin: 0;
  max-width: var(--pg-read);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: rgba(233, 242, 246, 0.8);
}

.page-contact .c-hero__panel {
  align-self: end;
  padding: clamp(18px, 2.6vw, 26px);
  background: var(--pg-slate);
  border: 1px solid var(--pg-line);
  clip-path: var(--pg-notch);
}

.page-contact .c-hero__k {
  margin: 0 0 16px;
  font-family: var(--pg-font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--pg-gray);
}

.page-contact .c-hero__panel ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .c-hero__panel li {
  display: grid;
  gap: 4px;
  padding-top: 14px;
  border-top: 1px solid var(--pg-line);
}

.page-contact .c-hero__panel li:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-contact .c-hero__panel span {
  font-family: var(--pg-font-mono);
  font-size: 17px;
  color: var(--pg-amber);
}

.page-contact .c-hero__panel em {
  font-style: normal;
  font-size: 13px;
  color: var(--pg-gray);
}

/* 服务时间 */
.page-contact .c-hours {
  margin-bottom: clamp(34px, 6vw, 68px);
  border-block: 1px solid var(--pg-line);
  background: linear-gradient(90deg, rgba(34, 211, 238, 0.08), rgba(34, 211, 238, 0) 62%);
}

.page-contact .c-hours__inner {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
  padding-block: clamp(24px, 4vw, 40px);
}

.page-contact .c-hours h2 {
  margin: 0 0 10px;
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.page-contact .c-hours__lead {
  margin: 0;
  max-width: 34ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--pg-gray);
}

.page-contact .c-hours__list {
  margin: 0;
  display: grid;
  gap: clamp(16px, 2.4vw, 28px);
}

.page-contact .c-hours__item dt {
  margin-bottom: 8px;
  font-family: var(--pg-font-mono);
  font-size: clamp(15px, 2vw, 18px);
  color: var(--pg-cyan);
  letter-spacing: 0.01em;
}

.page-contact .c-hours__item dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(233, 242, 246, 0.72);
}

/* 双栏舞台 */
.page-contact .c-stage {
  display: grid;
  gap: clamp(32px, 5vw, 56px);
}

.page-contact .c-h2 {
  margin: 0 0 12px;
  font-size: clamp(22px, 3.2vw, 34px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.page-contact .c-sub {
  margin: 0 0 clamp(20px, 3vw, 28px);
  max-width: 46ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(233, 242, 246, 0.7);
}

/* 通道卡片 */
.page-contact .c-channels__cards {
  display: grid;
  gap: clamp(14px, 2vw, 20px);
}

.page-contact .c-ch {
  --ch-accent: var(--pg-cyan);
  position: relative;
  padding: clamp(20px, 3vw, 30px);
  background: linear-gradient(155deg, rgba(233, 242, 246, 0.055), rgba(14, 20, 27, 0) 58%), var(--pg-slate);
  border: 1px solid var(--pg-line);
  clip-path: var(--pg-notch);
  transition: transform 0.18s var(--pg-ease), border-color 0.18s var(--pg-ease), background-color 0.18s var(--pg-ease);
}

.page-contact .c-ch::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 64px;
  height: 3px;
  background: var(--ch-accent);
}

.page-contact .c-ch--amber {
  --ch-accent: var(--pg-amber);
}

.page-contact .c-ch--violet {
  --ch-accent: var(--pg-violet);
}

.page-contact .c-ch:hover,
.page-contact .c-ch:focus-within {
  transform: translateY(-4px);
  border-color: rgba(245, 165, 36, 0.55);
  background-color: var(--pg-panel);
}

.page-contact .c-ch__k {
  margin: 0 0 8px;
  font-family: var(--pg-font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--pg-gray);
}

.page-contact .c-ch__title {
  margin: 0 0 14px;
  font-size: clamp(23px, 3.4vw, 32px);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.page-contact .c-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  padding: 10px 12px;
  background: rgba(7, 9, 12, 0.66);
  border: 1px dashed var(--pg-line);
}

.page-contact .c-line__val {
  font-family: var(--pg-font-mono);
  font-size: clamp(13px, 2.4vw, 15px);
  color: var(--pg-white);
  word-break: break-all;
}

.page-contact .c-copy {
  flex: none;
  padding: 6px 12px;
  font-family: var(--pg-font-mono);
  font-size: 12px;
  color: var(--pg-amber);
  background: transparent;
  border: 1px solid rgba(245, 165, 36, 0.55);
  clip-path: var(--c-notch-sm);
  cursor: pointer;
  transition: background-color 0.18s var(--pg-ease), color 0.18s var(--pg-ease), border-color 0.18s var(--pg-ease);
}

.page-contact .c-copy:hover {
  background: rgba(245, 165, 36, 0.14);
  border-color: var(--pg-amber);
}

.page-contact .c-copy[data-copied="true"] {
  color: var(--pg-ok);
  border-color: var(--pg-ok);
}

.page-contact .c-ch__txt {
  margin: 0 0 14px;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(233, 242, 246, 0.76);
}

.page-contact .c-ch__meta {
  margin: 0;
  font-family: var(--pg-font-mono);
  font-size: 12px;
  color: var(--pg-gray);
}

.page-contact .c-btn {
  margin-top: 16px;
  align-self: start;
}

/* 图像 */
.page-contact .c-figure {
  margin: clamp(18px, 3vw, 26px) 0 0;
  overflow: hidden;
  background: var(--pg-slate);
  border: 1px solid var(--pg-line);
  clip-path: var(--pg-notch);
}

.page-contact .c-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .c-figure figcaption {
  padding: 10px 14px;
  border-top: 1px solid var(--pg-line);
  font-family: var(--pg-font-mono);
  font-size: 12px;
  color: var(--pg-gray);
}

/* 准备清单 */
.page-contact .c-check {
  list-style: none;
  margin: 0 0 clamp(16px, 2.6vw, 24px);
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .c-check label {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 14px 16px;
  background: var(--pg-slate);
  border-left: 2px solid var(--pg-violet);
  cursor: pointer;
  transition: background-color 0.18s var(--pg-ease), border-color 0.18s var(--pg-ease);
}

.page-contact .c-check label:hover {
  background: var(--pg-panel);
}

.page-contact .c-check input {
  appearance: none;
  -webkit-appearance: none;
  flex: none;
  width: 18px;
  height: 18px;
  margin: 3px 0 0;
  border: 1px solid var(--pg-gray);
  background: transparent;
  cursor: pointer;
  transition: background-color 0.15s var(--pg-ease), border-color 0.15s var(--pg-ease);
}

.page-contact .c-check input:checked {
  background: var(--pg-amber);
  border-color: var(--pg-amber);
}

.page-contact .c-check__body {
  display: grid;
  gap: 5px;
}

.page-contact .c-check__tag {
  font-family: var(--pg-font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--pg-cyan);
}

.page-contact .c-check__txt {
  font-size: 14px;
  line-height: 1.72;
  color: rgba(233, 242, 246, 0.78);
}

.page-contact .c-check input:checked ~ .c-check__body .c-check__txt {
  color: var(--pg-gray);
  text-decoration: line-through;
  text-decoration-color: rgba(124, 139, 153, 0.5);
}

.page-contact .c-note {
  margin: 0;
  font-family: var(--pg-font-mono);
  font-size: 12.5px;
  line-height: 1.8;
  color: var(--pg-gray);
}

/* 地址与地区 */
.page-contact .c-region {
  margin-top: clamp(28px, 4vw, 44px);
  padding-top: clamp(22px, 3vw, 32px);
  border-top: 1px solid var(--pg-line);
}

.page-contact .c-addr {
  margin: 0 0 14px;
  padding-left: 14px;
  border-left: 2px solid var(--pg-line);
  font-family: var(--pg-font-mono);
  font-size: 13.5px;
  line-height: 1.9;
  color: var(--pg-gray);
}

.page-contact .c-region__txt {
  margin: 0;
  max-width: 46ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(233, 242, 246, 0.72);
}

.page-contact .c-tags {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 16px 0 0;
  padding: 0;
}

.page-contact .c-tags .pg-tag {
  font-family: var(--pg-font-mono);
  font-size: 12px;
}

/* 底部跳转 */
.page-contact .c-next {
  display: grid;
  gap: 12px;
  margin-top: clamp(40px, 6vw, 80px);
  padding-top: clamp(20px, 3vw, 28px);
  border-top: 1px solid var(--pg-line);
}

.page-contact .c-next a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 14px 16px;
  font-size: 14px;
  color: var(--pg-white);
  text-decoration: none;
  background: var(--pg-slate);
  border: 1px solid var(--pg-line);
  clip-path: var(--pg-notch);
  transition: transform 0.18s var(--pg-ease), border-color 0.18s var(--pg-ease), color 0.18s var(--pg-ease);
}

.page-contact .c-next a:hover {
  transform: translateY(-3px);
  border-color: rgba(34, 211, 238, 0.6);
  color: var(--pg-cyan);
}

.page-contact .c-next a span {
  font-family: var(--pg-font-mono);
  font-size: 12px;
  color: var(--pg-gray);
}

.page-contact .c-next a:hover span {
  color: var(--pg-amber);
}

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

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

@media (min-width: 860px) {
  .page-contact .c-hours__inner {
    grid-template-columns: minmax(0, 0.72fr) minmax(0, 1.6fr);
    align-items: start;
    gap: clamp(24px, 4vw, 56px);
  }
}

@media (min-width: 960px) {
  .page-contact .c-hero {
    grid-template-columns: minmax(0, 1.42fr) minmax(280px, 0.58fr);
    align-items: end;
  }

  .page-contact .c-stage {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: clamp(36px, 5vw, 80px);
  }

  .page-contact .c-stage__right {
    padding-left: clamp(28px, 3.4vw, 56px);
    border-left: 1px dashed rgba(34, 211, 238, 0.24);
  }

  .page-contact .c-channels__cards {
    gap: 18px;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-contact .c-ch,
  .page-contact .c-next a,
  .page-contact .c-copy,
  .page-contact .c-check label,
  .page-contact .c-check input {
    transition: none;
  }

  .page-contact .c-ch:hover,
  .page-contact .c-ch:focus-within,
  .page-contact .c-next a:hover {
    transform: none;
  }
}