.page-home {
  background: var(--paper);
  color: var(--ink);
  overflow-x: hidden;
}

.page-home .container {
  width: 100%;
  max-width: var(--container-w);
  margin-inline: auto;
  padding-inline: var(--gutter);
  box-sizing: border-box;
}

.page-home img {
  max-width: 100%;
}

.page-home section[id] {
  scroll-margin-top: 92px;
}

.page-home .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 22px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 0.86rem;
  letter-spacing: 0.04em;
  text-decoration: none;
  line-height: 1.2;
  transition: transform 0.15s var(--ease), filter 0.2s var(--ease), background-color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-home .btn:active {
  transform: translateY(2px);
}

.page-home .btn-gold {
  background: linear-gradient(135deg, var(--gold) 0%, var(--light-gold) 100%);
  color: var(--ink);
  border: 1px solid transparent;
}

.page-home .btn-gold:hover {
  filter: brightness(1.06);
}

.page-home .btn-outline {
  background: transparent;
  border: 1px solid var(--gold);
  color: var(--gold);
}

.page-home .btn-outline:hover {
  background: rgba(212, 160, 23, 0.1);
}

.page-home .btn-on-dark {
  border-color: var(--light-gold);
  color: var(--light-gold);
}

.page-home .btn-on-dark:hover {
  background: var(--gold);
  color: var(--ink);
  border-color: var(--gold);
}

.page-home .eyebrow {
  margin: 0;
  font-family: var(--font-head);
  font-size: 0.82rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
}

/* ---------- 首屏 Hero ---------- */
.page-home .home-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--navy);
  color: var(--white);
}

.page-home .hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  margin: 0;
}

.page-home .hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(108deg, rgba(8, 31, 55, 0.94) 0%, rgba(8, 31, 55, 0.78) 38%, rgba(29, 78, 216, 0.28) 100%),
    repeating-linear-gradient(-42deg, rgba(255, 255, 255, 0.03) 0 2px, transparent 2px 9px);
}

.page-home .hero-bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.4;
}

.page-home .hero-grid {
  display: grid;
  gap: 42px;
  padding-block: 72px 84px;
}

.page-home .hero-copy {
  max-width: 46rem;
}

.page-home .hero-title {
  margin: 14px 0 0;
  font-family: var(--font-head);
  font-size: clamp(2.7rem, 11vw, 6.6rem);
  line-height: 0.98;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-home .hero-title span {
  display: block;
  margin-top: 14px;
  font-size: clamp(1rem, 3.2vw, 1.9rem);
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--light-gold);
}

.page-home .hero-version {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-home .version-badge {
  display: inline-flex;
  align-items: center;
  padding: 6px 16px;
  border: 1px solid rgba(212, 160, 23, 0.55);
  background: rgba(212, 160, 23, 0.14);
  color: var(--light-gold);
  font-family: var(--font-num);
  font-size: clamp(1.35rem, 4vw, 2.3rem);
  font-weight: 700;
  letter-spacing: 0.05em;
}

.page-home .hero-version-note {
  font-family: var(--font-body);
  color: rgba(248, 250, 252, 0.72);
  font-size: 0.9rem;
}

.page-home .hero-desc {
  margin-top: 22px;
  max-width: 58ch;
  font-family: var(--font-body);
  font-size: 1.08rem;
  line-height: 1.8;
  color: rgba(248, 250, 252, 0.82);
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.page-home .hero-index {
  margin-top: 6px;
  padding: 22px 20px 14px;
  border: 1px solid rgba(212, 160, 23, 0.42);
  background: rgba(15, 23, 42, 0.62);
}

.page-home .hero-index-label {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(248, 250, 252, 0.55);
}

.page-home .hero-index-item {
  display: grid;
  grid-template-columns: 44px 1fr auto;
  align-items: center;
  gap: 8px;
  padding: 12px 4px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--white);
  text-decoration: none;
  transition: background 0.3s var(--ease);
}

.page-home .hero-index-item:last-child {
  border-bottom: 0;
}

.page-home .hero-index-item:hover {
  background: rgba(255, 255, 255, 0.04);
}

.page-home .hero-index-num {
  font-family: var(--font-num);
  font-weight: 700;
  color: var(--gold);
  font-size: 1.2rem;
}

.page-home .hero-index-name {
  position: relative;
  font-family: var(--font-body);
  font-weight: 700;
}

.page-home .hero-index-item:hover .hero-index-name::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -3px;
  width: 100%;
  height: 1px;
  background: var(--gold);
}

.page-home .hero-index-arrow {
  color: var(--light-gold);
  font-weight: 700;
}

/* ---------- 品牌概况条 ---------- */
.page-home .home-brandbar {
  background: var(--gold);
  color: var(--ink);
}

.page-home .brandbar-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 20px;
  padding-block: 14px 16px;
}

.page-home .brandbar-fact {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.7;
}

.page-home .brandbar-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding-bottom: 2px;
  border-bottom: 2px solid var(--ink);
  color: var(--ink);
  font-family: var(--font-head);
  font-size: 0.85rem;
  font-weight: 900;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 0.3s var(--ease), color 0.3s var(--ease);
}

.page-home .brandbar-link:hover {
  border-color: var(--signal-red);
  color: var(--signal-red);
}

/* ---------- 章节通用 ---------- */
.page-home .home-section {
  padding-block: 76px 84px;
}

.page-home .section-head {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  margin-bottom: 44px;
}

.page-home .section-index {
  font-family: var(--font-num);
  font-size: clamp(3.4rem, 9vw, 6rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--gold);
}

.page-home .section-head-copy {
  padding-top: 8px;
}

.page-home .home-section-title {
  margin: 4px 0 0;
  font-family: var(--font-head);
  font-size: clamp(1.7rem, 4.5vw, 2.6rem);
  line-height: 1.15;
  color: var(--ink);
}

.page-home .lead {
  margin: 0 0 16px;
  font-family: var(--font-body);
  font-size: 1.16rem;
  line-height: 1.75;
  color: var(--ink);
}

.page-home .check-list {
  margin: 26px 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-home .check-list li {
  position: relative;
  padding-left: 28px;
  font-family: var(--font-body);
  line-height: 1.65;
  color: var(--ink);
}

.page-home .check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 7px;
  height: 7px;
  background: var(--gold);
  transform: rotate(45deg);
}

/* ---------- 01 版本速览 ---------- */
.page-home .section-version {
  background: var(--paper);
}

.page-home .version-layout {
  display: grid;
  gap: 36px;
}

.page-home .version-copy > p:not(.lead) {
  color: var(--slate);
  font-family: var(--font-body);
  line-height: 1.75;
  margin: 0 0 8px;
}

.page-home .version-note {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin: 24px 0 26px;
  padding: 12px 14px;
  background: rgba(245, 199, 106, 0.18);
  border-left: 3px solid var(--gold);
}

.page-home .version-note p {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--ink);
}

.page-home .note-mark {
  font-family: var(--font-head);
  font-weight: 900;
  color: var(--gold);
}

.page-home .version-figure,
.page-home .history-figure,
.page-home .regquery-figure {
  margin: 0;
  border: 1px solid rgba(212, 160, 23, 0.3);
  background: var(--ink);
}

.page-home .version-figure img,
.page-home .history-figure img,
.page-home .regquery-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-home .version-figure img {
  aspect-ratio: 4 / 3;
}

.page-home .history-figure img {
  aspect-ratio: 2 / 1;
}

.page-home .regquery-figure img {
  aspect-ratio: 3 / 2;
}

.page-home .version-figure figcaption,
.page-home .history-figure figcaption {
  padding: 10px 14px;
  background: rgba(15, 23, 42, 0.92);
  font-family: var(--font-num);
  font-size: 0.85rem;
  color: var(--light-gold);
}

/* ---------- 02 在线注册查询 ---------- */
.page-home .section-regquery {
  background: var(--navy);
  color: var(--white);
}

.page-home .section-regquery .home-section-title {
  color: var(--white);
}

.page-home .section-regquery .regquery-copy .lead {
  color: var(--white);
}

.page-home .section-regquery .regquery-copy > p:not(.lead) {
  color: rgba(248, 250, 252, 0.7);
  font-family: var(--font-body);
  line-height: 1.75;
}

.page-home .regquery-layout {
  display: grid;
  gap: 36px;
}

.page-home .regquery-figure {
  border-color: rgba(245, 199, 106, 0.3);
}

.page-home .stat-grid {
  margin: 28px 0 30px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.page-home .stat-item {
  padding: 18px 8px;
  text-align: center;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.page-home .stat-num {
  display: block;
  font-family: var(--font-num);
  font-weight: 700;
  font-size: clamp(1.5rem, 4vw, 2.3rem);
  color: var(--light-gold);
}

.page-home .stat-label {
  display: block;
  margin-top: 4px;
  font-size: 0.82rem;
  letter-spacing: 0.02em;
  color: rgba(248, 250, 252, 0.68);
}

/* ---------- 03 历史使用记录 ---------- */
.page-home .section-history {
  background: var(--white);
  border-block: 1px solid rgba(15, 23, 42, 0.06);
}

.page-home .history-layout {
  display: grid;
  gap: 36px;
}

.page-home .history-copy > p:not(.lead) {
  color: var(--slate);
  font-family: var(--font-body);
  line-height: 1.75;
}

/* ---------- 品牌日志 ---------- */
.page-home .home-journal {
  padding-block: 80px 88px;
  background: linear-gradient(180deg, var(--paper) 0%, #eff4fa 100%);
}

.page-home .journal-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 20px;
  margin-bottom: 32px;
}

.page-home .journal-head h2 {
  margin: 6px 0 0;
  font-family: var(--font-head);
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  line-height: 1.15;
}

.page-home .journal-list {
  display: grid;
  gap: 14px;
}

.page-home .journal-item {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 16px;
  align-items: center;
  padding: 22px 20px;
  background: var(--white);
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-left: 4px solid var(--gold);
  color: var(--ink);
  text-decoration: none;
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-home .journal-item:hover {
  border-left-color: var(--signal-red);
  transform: translateY(-2px);
}

.page-home .journal-tag {
  padding: 4px 10px;
  background: rgba(29, 78, 216, 0.08);
  color: var(--royal);
  font-family: var(--font-head);
  font-size: 0.74rem;
  letter-spacing: 0.07em;
  white-space: nowrap;
}

.page-home .journal-name {
  font-family: var(--font-body);
  font-weight: 700;
  line-height: 1.5;
}

.page-home .journal-arrow {
  color: var(--gold);
  font-weight: 700;
}

/* ---------- 04 联系入口 ---------- */
.page-home .section-contactgate {
  background:
    linear-gradient(130deg, rgba(29, 78, 216, 0.22) 0%, transparent 42%),
    var(--navy);
  color: var(--white);
}

.page-home .section-contactgate .home-section-title {
  color: var(--white);
}

.page-home .contactgate-layout {
  display: grid;
  gap: 40px;
}

.page-home .contactgate-copy .lead {
  color: var(--white);
}

.page-home .contactgate-copy p:not(.lead) {
  color: rgba(248, 250, 252, 0.74);
  font-family: var(--font-body);
  line-height: 1.75;
}

.page-home .contactgate-cards {
  display: grid;
  gap: 12px;
}

.page-home .contact-card {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 18px 20px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(245, 199, 106, 0.28);
  border-left: 4px solid var(--gold);
}

.page-home .contact-card-label {
  font-family: var(--font-head);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--light-gold);
}

.page-home .contact-card-value {
  font-family: var(--font-num);
  font-size: clamp(1.15rem, 3vw, 1.45rem);
  color: var(--white);
  word-break: break-word;
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 768px) {
  .page-home .journal-list {
    grid-template-columns: 1fr 1fr;
  }

  .page-home .hero-grid {
    padding-block: 84px 96px;
  }
}

@media (min-width: 1024px) {
  .page-home .hero-grid {
    grid-template-columns: minmax(0, 1.22fr) minmax(280px, 0.78fr);
    align-items: center;
    gap: 64px;
    padding-block: 110px 130px;
  }

  .page-home .version-layout {
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 48px;
  }

  .page-home .regquery-layout {
    grid-template-columns: 0.92fr 1.08fr;
    align-items: center;
    gap: 48px;
  }

  .page-home .history-layout {
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 48px;
  }

  .page-home .contactgate-layout {
    grid-template-columns: 0.9fr 1.1fr;
    align-items: center;
    gap: 56px;
  }

  .page-home .home-section {
    padding-block: 96px 104px;
  }

  .page-home .home-journal {
    padding-block: 96px 104px;
  }
}