/* =========================================================
   咨询通道 — page-contact
   左侧暖纸色联系栏 / 右侧深墨蓝提交面板
   ========================================================= */

.page-contact {
  background: var(--c-navy);
  color: var(--c-paper);
  overflow-x: clip;
}

.page-contact a {
  color: inherit;
}

/* ---------- 首屏 ---------- */

.page-contact .contact-hero {
  position: relative;
  padding-top: clamp(22px, 4vw, 44px);
  padding-bottom: clamp(46px, 7vw, 92px);
  background:
    radial-gradient(118% 96% at 88% -8%, rgba(200, 50, 43, .24) 0%, transparent 58%),
    linear-gradient(158deg, var(--c-navy) 0%, var(--c-navy-2) 62%, var(--c-ink) 100%);
  overflow: hidden;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  left: -14%;
  bottom: -26%;
  width: min(520px, 64vw);
  aspect-ratio: 1 / 1;
  background: radial-gradient(circle, rgba(201, 162, 74, .18), transparent 68%);
  pointer-events: none;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: min(220px, 30vw);
  height: 5px;
  background: linear-gradient(90deg, transparent, var(--c-gold));
  opacity: .7;
  pointer-events: none;
}

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

.page-contact .contact-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(30px, 5vw, 58px);
  align-items: center;
  margin-top: clamp(24px, 4vw, 42px);
}

.page-contact .contact-hero__copy h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--step-5);
  line-height: 1.06;
  letter-spacing: -0.012em;
  color: var(--c-paper-2);
  margin: 14px 0 20px;
  text-wrap: balance;
}

.page-contact .contact-hero__lead {
  margin: 0;
  max-width: 48ch;
  font-size: var(--step-1);
  line-height: 1.78;
  color: var(--paper-82);
}

.page-contact .hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.page-contact .contact-hero__figure {
  margin: 0;
}

.page-contact .media-frame[data-ratio="16:9"] {
  aspect-ratio: 16 / 9;
}

.page-contact .media-frame[data-ratio="10:7"] {
  aspect-ratio: 10 / 7;
}

.page-contact .media-frame img {
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  display: block;
}

.page-contact .media-caption {
  margin-top: 12px;
  font-size: var(--step--1);
  line-height: 1.7;
  color: var(--paper-56);
}

/* ---------- 分屏主体 ---------- */

.page-contact .contact-desk {
  padding-top: clamp(40px, 6vw, 76px);
  padding-bottom: clamp(46px, 7vw, 92px);
  background:
    linear-gradient(180deg, var(--c-navy-2) 0%, var(--c-navy) 46%, var(--c-navy) 100%);
}

.page-contact .contact-desk__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 40px);
  align-items: start;
}

/* ---------- 暖纸色联系卡 ---------- */

.page-contact .contact-card {
  position: relative;
  background: var(--c-paper);
  color: var(--c-ink);
  border-radius: var(--radius-l);
  padding: clamp(26px, 3.6vw, 38px);
  box-shadow: 0 30px 68px -38px rgba(0, 0, 0, .92);
  overflow: hidden;
}

.page-contact .contact-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 6px;
  background: linear-gradient(
    90deg,
    var(--c-vermilion) 0%,
    var(--c-vermilion) 38%,
    var(--c-gold) 38%,
    var(--c-gold-2) 100%
  );
}

.page-contact .contact-card__stamp {
  margin: 6px 0 10px;
  font-family: var(--font-mono);
  font-size: var(--step--1);
  letter-spacing: .2em;
  color: var(--c-vermilion);
}

.page-contact .contact-card__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--step-2);
  line-height: 1.24;
  color: var(--c-ink);
  margin: 0 0 8px;
}

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

.page-contact .contact-list__item {
  display: grid;
  gap: 5px;
  padding: 16px 0;
  border-top: 1px solid rgba(7, 12, 18, .13);
}

.page-contact .contact-list__item:first-child {
  border-top: 0;
  padding-top: 6px;
}

.page-contact .contact-list__label {
  font-family: var(--font-mono);
  font-size: var(--step--1);
  letter-spacing: .16em;
  color: var(--c-vermilion);
}

.page-contact .contact-list__value {
  font-family: var(--font-mono);
  font-size: clamp(15px, 1.05rem, 18px);
  line-height: 1.55;
  color: var(--c-ink);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .contact-list__value--text {
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.7;
}

.page-contact .contact-card__note {
  margin: 22px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--c-gold);
  font-size: var(--step--1);
  line-height: 1.78;
  color: rgba(7, 12, 18, .66);
}

/* ---------- 右侧深色面板 ---------- */

.page-contact .contact-panel {
  display: grid;
  gap: clamp(34px, 5.5vw, 62px);
  min-width: 0;
}

.page-contact .contact-block {
  position: relative;
  padding-top: clamp(20px, 3vw, 30px);
  border-top: 1px solid var(--line-gold);
  min-width: 0;
}

.page-contact .contact-block__index {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: var(--step--1);
  letter-spacing: .16em;
  color: var(--c-gold);
}

.page-contact .contact-block h2 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--step-3);
  line-height: 1.2;
  color: var(--c-paper-2);
  margin: 0 0 16px;
  text-wrap: balance;
}

.page-contact .contact-block__lead {
  margin: 0 0 24px;
  font-size: var(--step-0);
  line-height: 1.82;
  color: var(--paper-72);
  max-width: 62ch;
}

.page-contact .contact-block__figure {
  margin: 0 0 28px;
}

.page-contact .contact-block__foot {
  margin: 26px 0 0;
  padding-left: 16px;
  border-left: 2px solid var(--c-vermilion);
  font-size: var(--step-0);
  line-height: 1.82;
  color: var(--paper-72);
}

/* ---------- 提交清单 ---------- */

.page-contact .checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-contact .checklist__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 20px 20px 20px 18px;
  background: var(--c-navy-2);
  border-left: 2px solid var(--line-gold-soft);
  transition: background-color .24s var(--ease), border-left-color .24s var(--ease);
}

.page-contact .checklist__item:hover {
  background: var(--c-navy-3);
  border-left-color: var(--c-vermilion);
}

.page-contact .checklist__num {
  font-family: var(--font-mono);
  font-size: var(--step--1);
  letter-spacing: .1em;
  color: var(--c-gold);
  padding-top: 3px;
}

.page-contact .checklist__body {
  min-width: 0;
}

.page-contact .checklist__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--step-1);
  line-height: 1.35;
  color: var(--c-paper-2);
  margin: 0 0 7px;
}

.page-contact .checklist__text {
  margin: 0;
  font-size: var(--step-0);
  line-height: 1.78;
  color: var(--paper-72);
}

/* ---------- 响应说明 ---------- */

.page-contact .response-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px;
}

.page-contact .response-item {
  padding: 18px 20px;
  background: var(--c-navy-2);
  border-top: 1px solid var(--line-gold-soft);
}

.page-contact .response-item__k {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--step--1);
  letter-spacing: .12em;
  color: var(--c-gold-2);
  margin-bottom: 7px;
}

.page-contact .response-item__v {
  margin: 0;
  font-size: var(--step-0);
  line-height: 1.78;
  color: var(--paper-72);
}

/* ---------- 服务范围 ---------- */

.page-contact .scope-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

.page-contact .scope-list__item {
  padding: 20px 0;
  border-top: 1px solid var(--line-gold-soft);
}

.page-contact .scope-list__item:first-child {
  border-top-color: var(--line-gold);
}

.page-contact .scope-list__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--step-1);
  line-height: 1.35;
  color: var(--c-paper-2);
  margin: 0 0 8px;
}

.page-contact .scope-list__title::before {
  content: "";
  display: inline-block;
  width: 20px;
  height: 2px;
  margin-right: 10px;
  vertical-align: middle;
  background: var(--c-vermilion);
}

.page-contact .scope-list__text {
  margin: 0;
  font-size: var(--step-0);
  line-height: 1.8;
  color: var(--paper-72);
  max-width: 66ch;
}

/* ---------- 提交示例 ---------- */

.page-contact .sample {
  position: relative;
  background: var(--c-paper);
  color: var(--c-ink);
  border-radius: var(--radius-m);
  padding: 20px 22px;
  margin-bottom: 14px;
}

.page-contact .sample--weak {
  background: transparent;
  border: 1px dashed var(--line-gold);
  color: var(--c-paper);
}

.page-contact .sample__tag {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: var(--step--1);
  letter-spacing: .16em;
  color: var(--c-vermilion);
}

.page-contact .sample--weak .sample__tag {
  color: var(--c-alert);
}

.page-contact .sample__body {
  margin: 0;
  font-size: var(--step-0);
  line-height: 1.82;
  color: var(--c-ink);
}

.page-contact .sample--weak .sample__body {
  font-family: var(--font-mono);
  font-size: clamp(15px, 1.02rem, 17px);
  color: var(--paper-82);
}

.page-contact .sample__hint {
  margin: 12px 0 0;
  font-size: var(--step--1);
  line-height: 1.75;
  color: var(--paper-56);
}

/* ---------- 属地信息 ---------- */

.page-contact .contact-region {
  position: relative;
  background: var(--c-paper);
  color: var(--c-ink);
  padding-top: clamp(48px, 7vw, 88px);
  padding-bottom: clamp(48px, 7vw, 88px);
  border-top: 6px solid transparent;
  border-image: linear-gradient(90deg, var(--c-vermilion) 0%, var(--c-vermilion) 38%, var(--c-gold) 38%, var(--c-gold-2) 100%) 1;
}

.page-contact .contact-region__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(30px, 5vw, 58px);
  align-items: start;
}

.page-contact .contact-region .eyebrow {
  color: var(--c-vermilion);
}

.page-contact .contact-region h2 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--step-3);
  line-height: 1.2;
  color: var(--c-ink);
  margin: 12px 0 18px;
  text-wrap: balance;
}

.page-contact .contact-region__lead {
  margin: 0 0 14px;
  font-size: var(--step-0);
  line-height: 1.82;
  color: rgba(7, 12, 18, .76);
  max-width: 52ch;
}

.page-contact .contact-region__lead a {
  color: var(--c-vermilion);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-contact .region-facts {
  margin: 0;
  display: grid;
  gap: 0;
}

.page-contact .region-facts__row {
  display: grid;
  gap: 6px;
  padding: 15px 0;
  border-bottom: 1px solid rgba(7, 12, 18, .14);
}

.page-contact .region-facts__row:first-child {
  border-top: 1px solid rgba(7, 12, 18, .14);
}

.page-contact .region-facts dt {
  font-family: var(--font-mono);
  font-size: var(--step--1);
  letter-spacing: .16em;
  color: var(--c-vermilion);
}

.page-contact .region-facts dd {
  margin: 0;
  font-size: var(--step-0);
  line-height: 1.7;
  color: rgba(7, 12, 18, .84);
  overflow-wrap: anywhere;
}

/* ---------- 响应式 ---------- */

@media (min-width: 620px) {
  .page-contact .response-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .scope-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(24px, 4vw, 48px);
  }

  .page-contact .scope-list__item:first-child {
    border-top-color: var(--line-gold);
  }

  .page-contact .region-facts__row {
    grid-template-columns: 128px minmax(0, 1fr);
    gap: 22px;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 52fr) minmax(0, 48fr);
  }

  .page-contact .contact-region__grid {
    grid-template-columns: minmax(0, 42fr) minmax(0, 58fr);
  }
}

@media (min-width: 980px) {
  .page-contact .contact-desk__grid {
    grid-template-columns: minmax(292px, 36fr) minmax(0, 64fr);
    gap: clamp(30px, 4.4vw, 60px);
  }

  .page-contact .contact-card {
    position: sticky;
    top: 104px;
  }
}

@media (max-width: 619px) {
  .page-contact .contact-hero__copy h1 {
    font-size: clamp(30px, 8.4vw, 44px);
  }

  .page-contact .contact-hero__lead {
    font-size: var(--step-0);
  }

  .page-contact .checklist__item {
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 18px;
  }

  .page-contact .checklist__num {
    padding-top: 0;
  }

  .page-contact .sample {
    padding: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .checklist__item {
    transition: none;
  }
}