:root {
  --ink: #102033;
  --soft: #445266;
  --gold: #8d7344;
  --gold-bright: #c4a574;
  --paper: #f3f0e8;
  --paper-2: #e7e1d6;
  --white: #fbfaf7;
  --line: rgba(16, 32, 51, 0.14);
  --navy: #0c1c2e;
  --header: 76px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  font-size: 17px;
  line-height: 1.75;
}
img, svg { display: block; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }

.wrap {
  width: min(1120px, calc(100% - 48px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  height: var(--header);
  display: flex;
  align-items: center;
  background: rgba(243, 240, 232, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: flex;
  align-items: center;
}
.brand img { height: 48px; width: auto; }
.nav {
  display: flex;
  align-items: center;
  gap: 28px;
  color: var(--soft);
  font-size: 15px;
}
.nav a:hover { color: var(--ink); }
.nav-toggle {
  display: none;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  padding: 6px 12px;
  letter-spacing: 0.12em;
}

.hero {
  position: relative;
  min-height: 86vh;
  display: flex;
  align-items: flex-end;
  padding: 0 0 72px;
  overflow: hidden;
  color: var(--paper);
}
.hero-photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 70% center;
}
.hero-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(8, 16, 28, 0.82) 0%, rgba(8, 16, 28, 0.42) 48%, rgba(8, 16, 28, 0.12) 100%);
}
.hero .wrap { position: relative; z-index: 1; }
.hero-kicker {
  margin: 0 0 28px;
  color: var(--gold-bright);
  letter-spacing: 0.28em;
  font-size: 13px;
}
.hero h1 {
  margin: 0;
  font-weight: 500;
  font-size: clamp(64px, 9vw, 112px);
  line-height: 1;
  letter-spacing: 0.06em;
  color: var(--white);
}
.hero-en {
  margin: 18px 0 0;
  letter-spacing: 0.42em;
  font-size: 13px;
  color: rgba(243, 240, 232, 0.72);
}
.hero-lead {
  max-width: 34rem;
  margin: 36px 0 0;
  font-size: 20px;
  line-height: 1.8;
  color: rgba(251, 250, 247, 0.92);
}
.hero .btn-solid {
  background: var(--paper);
  color: var(--navy);
  border-color: var(--paper);
}
.hero .btn-solid:hover { background: var(--white); }
.hero .btn-line {
  color: var(--paper);
  border-color: rgba(243, 240, 232, 0.7);
}
.hero .btn-line:hover { background: rgba(251, 250, 247, 0.1); }
.hero-actions {
  display: flex;
  gap: 18px;
  margin-top: 40px;
}
.btn {
  display: inline-flex;
  align-items: center;
  min-height: 46px;
  padding: 0 22px;
  border: 1px solid var(--ink);
  letter-spacing: 0.14em;
  font-size: 14px;
}
.btn-solid { background: var(--navy); color: var(--paper); border-color: var(--navy); }
.btn-solid:hover { background: #163049; }
.btn-line:hover { background: rgba(16, 32, 51, 0.04); }

.name-row {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.name-row .wrap {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.name-row article {
  padding: 28px 22px 32px 0;
  border-right: 1px solid var(--line);
}
.name-row article:last-child { border-right: 0; padding-right: 0; }
.name-row article:not(:first-child) { padding-left: 22px; }
.name-row strong {
  display: block;
  font-size: 28px;
  font-weight: 500;
  letter-spacing: 0.08em;
}
.name-row p { margin: 8px 0 0; color: var(--soft); font-size: 15px; }

section { padding: 96px 0; }
.section-label {
  margin: 0 0 12px;
  color: var(--gold);
  letter-spacing: 0.28em;
  font-size: 13px;
}
h2 {
  margin: 0 0 28px;
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 500;
  letter-spacing: 0.08em;
  line-height: 1.2;
}
.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 64px;
  align-items: end;
}
.about-grid p { margin: 0 0 18px; }
.about-note {
  padding: 28px 0 0;
  border-top: 1px solid var(--line);
  color: var(--soft);
  font-size: 15px;
}

.scope-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.scope-card {
  background: var(--white);
  border: 1px solid var(--line);
}
.scope-card img {
  width: 100%;
  height: 240px;
  object-fit: cover;
}
.scope-card div { padding: 22px 22px 28px; }
.scope-index {
  margin: 0 0 10px;
  color: var(--gold);
  letter-spacing: 0.18em;
  font-size: 14px;
}
.scope-card h3 {
  margin: 0 0 8px;
  font-size: 32px;
  font-weight: 500;
  letter-spacing: 0.12em;
}
.scope-en {
  margin: 0 0 12px;
  color: var(--soft);
  letter-spacing: 0.22em;
  font-size: 12px;
}
.scope-card p:last-child { margin: 0; }

.method-list {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  margin: 12px 0 0;
  border-top: 1px solid var(--line);
}
.method-list article {
  padding: 28px 22px 8px 0;
  border-right: 1px solid var(--line);
}
.method-list article:last-child { border-right: 0; }
.method-list span {
  display: block;
  color: var(--gold);
  letter-spacing: 0.16em;
  font-size: 13px;
}
.method-list h3 {
  margin: 14px 0 8px;
  font-size: 22px;
  font-weight: 500;
  letter-spacing: 0.12em;
}
.method-list p { margin: 0; color: var(--soft); font-size: 15px; }

.verify-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 64px;
  align-items: start;
}
.verify-grid p { margin: 0 0 18px; max-width: 38rem; }
.verify-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
  border-top: 1px solid var(--line);
}
.verify-steps li {
  counter-increment: step;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
  color: var(--soft);
}
.verify-steps li::before {
  content: counter(step, decimal-leading-zero);
  display: block;
  margin-bottom: 8px;
  color: var(--gold);
  letter-spacing: 0.16em;
  font-size: 13px;
}

.verify-page { padding-top: 28px; }
.verify-layout {
  display: block;
  max-width: 720px;
}
.verify-form { margin-top: 12px; }
.verify-form label {
  display: block;
  margin-bottom: 8px;
  color: var(--gold);
  letter-spacing: 0.22em;
  font-size: 13px;
}
.verify-row {
  display: flex;
  gap: 18px;
  align-items: flex-end;
  border-bottom: 1px solid var(--ink);
}
.verify-row input {
  flex: 1;
  min-width: 0;
  border: 0;
  background: transparent;
  padding: 12px 0;
  color: var(--ink);
  letter-spacing: 0.04em;
}
.verify-row input:focus { outline: none; }
.verify-row .btn { border-bottom: 0; }
.verify-result { margin-top: 28px; }
.verify-manual { margin-top: 28px; }
.verify-manual label { margin-top: 16px; }
.verify-lead.warn { color: #7a3b32; }
.verify-status {
  margin: 0 0 8px;
  font-size: 32px;
  font-weight: 500;
  letter-spacing: 0.12em;
}
.verify-status.void { color: #7a3b32; }
.verify-recall {
  margin: 0 0 8px;
  color: #b42318;
  letter-spacing: 0.02em;
}
.verify-quarter {
  margin: 0 0 8px;
  color: #c6a03a;
  letter-spacing: 0.12em;
}
.verify-date-label {
  margin: 22px 0 0;
  color: var(--gold);
  letter-spacing: 0.16em;
  font-size: 13px;
}
.verify-date {
  margin: 4px 0 8px;
  font-size: 40px;
  font-weight: 500;
  letter-spacing: 0.04em;
}
.verify-lead { margin: 0 0 8px; }
.verify-fields { margin: 18px 0 0; }
.verify-fields div {
  display: grid;
  grid-template-columns: 108px 1fr;
  gap: 12px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
}
.verify-fields dt { color: var(--soft); }
.verify-fields dd { margin: 0; }
.suggest { position: relative; }
.suggest-list {
  position: absolute;
  z-index: 3;
  left: 0;
  right: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--white);
  border: 1px solid var(--line);
}
.suggest-list button {
  display: block;
  width: 100%;
  margin: 0;
  padding: 12px 14px;
  border: 0;
  border-bottom: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  text-align: left;
  letter-spacing: 0;
  cursor: pointer;
}
.suggest-list button:hover { background: rgba(16, 32, 51, 0.04); }
.suggest-list span { display: block; color: var(--soft); font-size: 14px; }
.draw-fields input,
.draw-fields textarea,
.draw-fields select {
  width: 100%;
  border: 0;
  border-bottom: 1px solid var(--line);
  background: transparent;
  padding: 10px 0 12px;
  color: var(--ink);
}
.draw-fields textarea { min-height: 72px; resize: vertical; }
.draw-fields input:focus,
.draw-fields textarea:focus,
.draw-fields select:focus { outline: none; }
.kind-picks {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin: 8px 0 18px;
  padding: 0;
  border: 0;
}
.kind-picks legend {
  width: 100%;
  margin-bottom: 8px;
  color: var(--gold);
  letter-spacing: 0.22em;
  font-size: 13px;
}
.kind-picks label {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  letter-spacing: 0.08em;
  cursor: pointer;
}
.kind-picks input {
  width: auto;
  margin: 0;
  padding: 0;
  border: 0;
}
.draw-number {
  margin: 8px 0 0;
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 500;
  letter-spacing: 0.04em;
  line-height: 1.25;
  user-select: all;
}
.draw-copy {
  margin: 0 8px 0 0;
  padding: 0;
  border: 0;
  border-bottom: 1px solid var(--ink);
  background: transparent;
  color: var(--ink);
  letter-spacing: 0.12em;
  cursor: pointer;
}

.contact {
  background: var(--navy);
  color: var(--paper);
}
.contact .section-label { color: var(--gold-bright); }
.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
}
.contact p { margin: 0; max-width: 34rem; color: rgba(243, 240, 232, 0.82); }
.contact dl { margin: 0; }
.contact-row {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 12px;
  padding: 16px 0;
  border-top: 1px solid rgba(243, 240, 232, 0.16);
}
.contact dt { color: rgba(243, 240, 232, 0.55); }
.contact dd { margin: 0; }
.contact dd a { color: inherit; border-bottom: 1px solid rgba(243, 240, 232, 0.28); }
.pending { color: rgba(243, 240, 232, 0.45); }

.site-footer {
  background: var(--navy);
  color: rgba(243, 240, 232, 0.55);
  border-top: 1px solid rgba(243, 240, 232, 0.12);
}
.site-footer .wrap {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 0 28px;
  font-size: 13px;
  letter-spacing: 0.08em;
}
.site-footer a {
  color: inherit;
  border-bottom: 1px solid rgba(243, 240, 232, 0.28);
}

@media (max-width: 900px) {
  .name-row .wrap,
  .method-list,
  .about-grid,
  .contact-grid,
  .verify-grid,
  .verify-layout { grid-template-columns: 1fr; }
  .name-row article,
  .name-row article:not(:first-child),
  .method-list article {
    padding: 22px 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
  .scope-grid { grid-template-columns: 1fr; }
  .hero { min-height: 78vh; padding-bottom: 48px; }
  .hero-shade {
    background: linear-gradient(180deg, rgba(8, 16, 28, 0.2) 0%, rgba(8, 16, 28, 0.78) 100%);
  }
  .nav-toggle { display: inline-flex; }
  .nav {
    display: none;
    position: absolute;
    top: var(--header);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 8px 24px 18px;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
  }
  .nav.open { display: flex; }
  .nav a { padding: 12px 0; width: 100%; border-bottom: 1px solid var(--line); }
}

@media (max-width: 640px) {
  .wrap { width: min(1120px, calc(100% - 32px)); }
  .hero { padding: 56px 0 48px; }
  .hero-actions,
  .verify-row { flex-direction: column; align-items: stretch; }
  .verify-fields div { grid-template-columns: 1fr; gap: 2px; }
  section { padding: 64px 0; }
  .site-footer .wrap { flex-direction: column; }
}