.page-contact {
  --contact-gap: clamp(26px, 3.6vw, 52px);
  background: var(--foam-050);
  color: var(--ink-900);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
}

.page-contact .section-title {
  margin: 0 0 var(--sp-2);
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 3.2vw, 38px);
  line-height: 1.22;
  letter-spacing: .02em;
}

.page-contact .lede {
  max-width: var(--text-w);
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.75;
}

/* 首屏 */
.contact-hero {
  position: relative;
  overflow: hidden;
  padding: var(--sp-3) 0 calc(var(--sp-4) + 34px);
  background:
    radial-gradient(120% 130% at 88% -10%, rgba(0, 229, 255, .26), transparent 56%),
    radial-gradient(90% 120% at 4% 112%, rgba(255, 107, 74, .16), transparent 58%),
    linear-gradient(152deg, var(--deep-sea-800) 0%, var(--abyss-900) 78%);
  color: var(--foam-050);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 34px), 0 100%);
}

.contact-hero::after {
  content: "";
  position: absolute;
  right: -14%;
  bottom: 8%;
  width: min(620px, 62%);
  height: 180px;
  background: linear-gradient(90deg, transparent, rgba(0, 229, 255, .34));
  transform: skewY(-9deg);
  pointer-events: none;
}

.contact-hero .container {
  position: relative;
  z-index: 1;
}

.page-contact .breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0 0 var(--sp-2);
  padding: 0;
  list-style: none;
  font-family: var(--font-head);
  font-size: 13px;
  letter-spacing: .06em;
}

.page-contact .breadcrumbs__item {
  display: flex;
  align-items: center;
  gap: 10px;
}

.page-contact .breadcrumbs__link {
  color: rgba(244, 248, 251, .74);
  text-decoration: none;
  border-bottom: 1px solid rgba(143, 243, 255, .3);
  transition: color .25s var(--ease), border-color .25s var(--ease);
}

.page-contact .breadcrumbs__link:hover {
  color: var(--aurora-400);
  border-bottom-color: var(--aurora-400);
}

.page-contact .breadcrumbs__sep {
  color: rgba(143, 243, 255, .5);
}

.page-contact .breadcrumbs__current {
  color: var(--foam-050);
}

.contact-hero .eyebrow {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--aurora-400);
}

.contact-hero__title {
  max-width: 16em;
  margin: .3em 0 .42em;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 6.2vw, 72px);
  line-height: 1.08;
  letter-spacing: .02em;
}

.contact-hero__lede {
  margin: 0 0 var(--sp-3);
  color: rgba(244, 248, 251, .86);
}

.contact-quick {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: rgba(143, 243, 255, .22);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
}

.contact-quick li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 18px;
  background: rgba(6, 26, 46, .78);
}

.contact-quick__key {
  font-family: var(--font-head);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--aurora-150);
}

.contact-quick__val {
  font-family: var(--font-data);
  font-size: clamp(14px, 1.5vw, 17px);
  color: #fff;
  word-break: break-word;
}

@media (min-width: 720px) {
  .contact-quick {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* 主体两栏 */
.contact-body {
  padding: var(--sp-4) 0 var(--sp-5);
}

.contact-layout {
  display: grid;
  gap: var(--contact-gap);
}

.contact-main {
  display: grid;
  gap: var(--sp-4);
  min-width: 0;
}

.contact-aside {
  display: grid;
  gap: var(--sp-2);
  min-width: 0;
}

@media (min-width: 1000px) {
  .contact-layout {
    grid-template-columns: minmax(292px, 356px) minmax(0, 1fr);
    align-items: start;
  }

  .contact-aside {
    position: sticky;
    top: 96px;
  }
}

/* 联系卡 */
.contact-card {
  position: relative;
  padding: var(--sp-3) var(--sp-2) var(--sp-2);
  background: linear-gradient(168deg, var(--harbor-700) 0%, var(--deep-sea-800) 46%, var(--abyss-900) 100%);
  color: var(--foam-050);
  clip-path: polygon(24px 0, 100% 0, 100% 100%, 0 100%, 0 24px);
  box-shadow: var(--shadow-panel);
}

.contact-card__title {
  margin: 0 0 var(--sp-1);
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 20px;
  letter-spacing: .02em;
}

.contact-card__row {
  padding: 14px 0;
  border-top: 1px solid rgba(143, 243, 255, .2);
}

.contact-card__row:first-of-type {
  padding-top: 4px;
  border-top: 0;
}

.contact-card__label {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-head);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--aurora-150);
}

.contact-card__value {
  display: block;
  font-family: var(--font-data);
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.55;
  color: #fff;
  word-break: break-word;
}

.contact-card__value--text {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.7;
  color: rgba(244, 248, 251, .92);
}

.contact-card__note {
  margin: var(--sp-2) 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(244, 248, 251, .72);
}

.contact-figure {
  margin: 0;
}

.contact-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%);
}

@media (min-width: 1000px) {
  .contact-figure img {
    max-height: 320px;
  }
}

/* 事项切换 */
.contact-block {
  min-width: 0;
}

.contact-block__lede {
  margin: 0 0 var(--sp-3);
  color: var(--slate-500);
}

.contact-topics__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: var(--sp-1);
}

.page-contact .contact-chip {
  appearance: none;
  -webkit-appearance: none;
  display: inline-flex;
  align-items: center;
  padding: 9px 16px;
  border: 1px solid var(--mist-100);
  background: #fff;
  color: var(--deep-sea-800);
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 14px;
  line-height: 1.4;
  letter-spacing: .02em;
  cursor: pointer;
  clip-path: polygon(10px 0, 100% 0, 100% 100%, 0 100%, 0 10px);
  transition: background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease);
}

.page-contact .contact-chip:hover {
  border-color: var(--aurora-400);
  color: var(--harbor-700);
}

.page-contact .contact-chip:focus-visible {
  outline: 2px solid var(--coral-500);
  outline-offset: 2px;
}

.page-contact .contact-chip[aria-selected="true"],
.page-contact .contact-chip.is-active {
  background: var(--deep-sea-800);
  border-color: var(--deep-sea-800);
  color: var(--aurora-150);
}

.contact-topics__panels {
  display: grid;
}

.page-contact .tab-panel {
  display: block;
}

.page-contact .tab-panel[hidden] {
  display: none;
}

.page-contact .contact-topic {
  margin-top: 10px;
  padding: var(--sp-2);
  background: #fff;
  border-left: 3px solid var(--aurora-400);
}

.contact-topic h3 {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.4;
}

.contact-topic p {
  margin: 0 0 10px;
  max-width: var(--text-w);
}

.contact-topic__who {
  font-size: 14px;
  color: var(--slate-500);
}

.contact-topic__list {
  display: grid;
  gap: 6px;
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}

.contact-topic__list li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.7;
}

.contact-topic__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 9px;
  height: 2px;
  background: var(--coral-500);
}

/* 流程 */
.contact-flow {
  display: grid;
  gap: var(--sp-3);
}

.contact-flow__media {
  margin: 0;
}

.contact-flow__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

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

.contact-step {
  position: relative;
  padding: 0 0 var(--sp-2) 52px;
}

.contact-step::after {
  content: "";
  position: absolute;
  left: 9px;
  top: 28px;
  bottom: 10px;
  width: 1px;
  background: linear-gradient(180deg, var(--mist-100) 0%, rgba(227, 235, 242, 0) 100%);
}

.contact-step:last-child::after {
  display: none;
}

.contact-step__num {
  position: absolute;
  left: 0;
  top: 2px;
  font-family: var(--font-data);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: .04em;
  color: var(--coral-500);
}

.contact-step h3 {
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 17px;
  line-height: 1.45;
}

.contact-step p {
  margin: 0;
  max-width: var(--text-w);
  font-size: 15px;
  color: var(--slate-500);
}

@media (min-width: 880px) {
  .contact-flow {
    grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr);
    align-items: start;
  }
}

/* 信息表 */
.contact-table-wrap {
  overflow-x: auto;
  background: #fff;
}

.contact-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 15px;
}

.contact-table th,
.contact-table td {
  padding: 14px 16px;
  text-align: left;
  vertical-align: top;
  line-height: 1.7;
}

.contact-table thead th {
  background: var(--deep-sea-800);
  color: var(--foam-050);
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: .04em;
}

.contact-table tbody th {
  font-family: var(--font-head);
  font-weight: 700;
  color: var(--deep-sea-800);
  white-space: nowrap;
}

.contact-table tbody tr:nth-child(even) {
  background: var(--foam-050);
}

.contact-table tbody tr + tr {
  border-top: 1px solid var(--mist-100);
}

.contact-table td {
  color: var(--ink-900);
}

/* 邮件清单 */
.contact-mail {
  position: relative;
  padding: var(--sp-3) var(--sp-2);
  background: linear-gradient(150deg, #ffffff 0%, var(--mist-100) 100%);
  clip-path: polygon(0 26px, 26px 0, 100% 0, 100% 100%, 0 100%);
}

.contact-mail__list {
  display: grid;
  gap: 10px;
  margin: 0 0 var(--sp-2);
  padding: 0;
  list-style: none;
  counter-reset: mailstep;
}

.contact-mail__list li {
  position: relative;
  padding-left: 42px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-900);
  counter-increment: mailstep;
}

.contact-mail__list li::before {
  content: counter(mailstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  font-family: var(--font-data);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--current-600);
}

.contact-mail__send {
  margin: 0;
  max-width: var(--text-w);
  font-size: 15px;
  color: var(--slate-500);
}

.contact-mail__addr {
  display: inline-block;
  padding: 4px 10px;
  font-family: var(--font-data);
  font-size: 15px;
  color: var(--deep-sea-800);
  background: rgba(0, 229, 255, .14);
  word-break: break-all;
}

/* 回复时效 */
.contact-reply {
  position: relative;
  padding: var(--sp-3) var(--sp-2);
  background: linear-gradient(150deg, var(--deep-sea-800) 0%, var(--abyss-900) 100%);
  color: var(--foam-050);
  clip-path: polygon(0 30px, 100% 0, 100% 100%, 0 100%);
}

.contact-reply__title {
  color: var(--foam-050);
}

.contact-reply__lede {
  color: rgba(244, 248, 251, .82);
}

.contact-numbers {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: var(--sp-3) 0 0;
  padding: 0;
  list-style: none;
}

.contact-number {
  padding: 16px 16px 14px;
  background: rgba(6, 26, 46, .72);
  border-top: 2px solid var(--aurora-400);
}

.contact-number__value {
  display: block;
  font-family: var(--font-data);
  font-weight: 700;
  font-size: clamp(24px, 2.8vw, 34px);
  line-height: 1.15;
  color: var(--aurora-400);
}

.contact-number__label {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  line-height: 1.5;
  color: rgba(244, 248, 251, .76);
}

.contact-reply__more {
  margin: var(--sp-2) 0 0;
  font-size: 15px;
  color: rgba(244, 248, 251, .78);
}

.contact-reply__more a {
  color: var(--aurora-150);
  text-decoration: none;
  border-bottom: 1px solid rgba(143, 243, 255, .4);
  transition: color .25s var(--ease), border-color .25s var(--ease);
}

.contact-reply__more a:hover {
  color: var(--coral-200);
  border-bottom-color: var(--coral-200);
}

@media (min-width: 700px) {
  .contact-numbers {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}