:root {
  color-scheme: light;
  --ink: #171a1c;
  --muted: #656c72;
  --paper: #f4f5f6;
  --white: #ffffff;
  --line: #d8dcdf;
  --charcoal: #141719;
  --charcoal-soft: #202528;
  --gold: #d7a833;
  --gold-light: #f0cf72;
  --jade: #17845d;
  --crimson: #b53a35;
  --focus: #f1bd3e;
  --content: 1120px;
  --header-height: 68px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Microsoft JhengHei", "Noto Sans TC", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

a {
  color: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button:focus-visible,
a:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 100;
  padding: 8px 12px;
  color: var(--charcoal);
  background: var(--white);
  transform: translateY(-150%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  min-height: var(--header-height);
  color: var(--white);
  background: rgba(20, 23, 25, 0.97);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.header-inner,
.section-inner,
.footer-inner {
  width: min(calc(100% - 40px), var(--content));
  margin-inline: auto;
}

.header-inner {
  min-height: var(--header-height);
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  text-decoration: none;
}

.brand-mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  color: #1a1710;
  background: var(--gold-light);
  border: 1px solid #ffdd82;
  border-radius: 4px;
  font-weight: 900;
}

.brand-copy {
  display: grid;
  line-height: 1.15;
}

.brand-copy strong {
  font-size: 17px;
}

.brand-copy small {
  margin-top: 4px;
  color: #adb4b8;
  font-size: 11px;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 30px;
}

.site-nav a {
  color: #d7dbdd;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
}

.site-nav a:hover {
  color: var(--gold-light);
}

.header-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #e2e5e6;
  font-size: 13px;
  white-space: nowrap;
}

.header-status span,
.state-ready span,
.state-wait span {
  width: 8px;
  height: 8px;
  flex: 0 0 8px;
  border-radius: 50%;
}

.header-status span,
.state-wait span {
  background: var(--gold);
}

.state-ready span {
  background: var(--jade);
}

.menu-button {
  display: none;
  width: 42px;
  height: 42px;
  padding: 9px;
  color: var(--white);
  background: transparent;
  border: 1px solid #4b5155;
  border-radius: 4px;
  cursor: pointer;
}

.menu-button svg,
.primary-link svg,
.empty-catalog svg,
.security-icon svg {
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.hero {
  position: relative;
  min-height: min(520px, calc(100vh - var(--header-height) - 84px));
  overflow: hidden;
  color: var(--white);
  background: #191d1f;
}

.hero-image,
.hero-shade {
  position: absolute;
  inset: 0;
}

.hero-image {
  background-image: url("assets/battle.png");
  background-position: center 43%;
  background-size: cover;
  transform: scale(1.015);
}

.hero-shade {
  background: linear-gradient(90deg, rgba(10, 12, 13, 0.94) 0%, rgba(10, 12, 13, 0.72) 40%, rgba(10, 12, 13, 0.22) 72%, rgba(10, 12, 13, 0.48) 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(calc(100% - 40px), var(--content));
  min-height: inherit;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  padding-block: 64px;
}

.eyebrow,
.section-kicker {
  margin: 0 0 8px;
  color: var(--gold-light);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  max-width: 720px;
  font-size: clamp(44px, 7vw, 80px);
  line-height: 1.05;
  letter-spacing: 0;
}

.hero-summary {
  max-width: 650px;
  margin: 22px 0 28px;
  color: #e2e5e6;
  font-size: 18px;
}

.primary-link {
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  color: #1a1710;
  background: var(--gold-light);
  border: 1px solid #ffdf87;
  border-radius: 4px;
  font-weight: 900;
  text-decoration: none;
}

.primary-link:hover {
  background: #f8d980;
}

.primary-link svg {
  width: 18px;
  height: 18px;
}

.catalog-section,
.status-section,
.security-section {
  padding-block: 74px;
}

.catalog-section {
  background: var(--white);
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line);
}

.section-kicker {
  color: #8f6b12;
}

h2,
h3,
p {
  overflow-wrap: anywhere;
}

h2 {
  margin: 0;
  font-size: 31px;
  line-height: 1.25;
}

h3 {
  margin: 0 0 5px;
  font-size: 20px;
  line-height: 1.35;
}

.item-count {
  color: var(--muted);
  font-size: 14px;
}

.empty-catalog {
  min-height: 230px;
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  align-items: center;
  justify-content: center;
  gap: 22px;
  width: min(620px, 100%);
  margin: 30px auto 0;
  padding: 28px;
  border: 1px dashed #b8bec2;
  border-radius: 6px;
}

.empty-catalog svg {
  width: 54px;
  height: 54px;
  color: #8b9195;
}

.empty-catalog p,
.status-intro p,
.security-layout p {
  margin: 0;
  color: var(--muted);
}

.status-section {
  color: var(--white);
  background: var(--charcoal-soft);
}

.status-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(420px, 1.15fr);
  gap: 76px;
  align-items: start;
}

.status-intro p:last-child {
  margin-top: 16px;
  color: #b9c0c4;
}

.status-list {
  margin: 0;
  border-top: 1px solid #42484c;
}

.status-list > div {
  min-height: 58px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 20px;
  border-bottom: 1px solid #42484c;
}

.status-list dt {
  color: #e4e7e8;
  font-weight: 700;
}

.status-list dd {
  margin: 0;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: 14px;
  white-space: nowrap;
}

.state-ready {
  color: #78d8af;
}

.state-wait {
  color: #f0cf72;
}

.security-section {
  background: #e8ebed;
}

.security-layout {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 24px;
  align-items: start;
  max-width: 850px;
  margin-inline: auto;
}

.security-icon {
  width: 64px;
  height: 64px;
  display: grid;
  place-items: center;
  color: var(--jade);
  background: var(--white);
  border: 1px solid #cfd4d7;
  border-radius: 6px;
}

.security-icon svg {
  width: 34px;
  height: 34px;
}

.security-layout p:last-child {
  margin-top: 12px;
}

.site-footer {
  color: #c7cccf;
  background: var(--charcoal);
  border-top: 1px solid #303538;
}

.footer-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  font-size: 13px;
}

@media (max-width: 780px) {
  :root {
    --header-height: 62px;
  }

  .header-inner,
  .section-inner,
  .footer-inner,
  .hero-content {
    width: min(calc(100% - 28px), var(--content));
  }

  .header-inner {
    grid-template-columns: 1fr auto;
    gap: 14px;
  }

  .brand-mark {
    width: 34px;
    height: 34px;
  }

  .brand-copy strong {
    font-size: 16px;
  }

  .header-status {
    display: none;
  }

  .menu-button {
    display: block;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 1px);
    left: 0;
    right: 0;
    display: none;
    align-items: stretch;
    gap: 0;
    padding: 8px 14px 12px;
    background: #171a1c;
    border-bottom: 1px solid #3b4145;
  }

  .site-nav.is-open {
    display: grid;
  }

  .site-nav a {
    min-height: 46px;
    display: flex;
    align-items: center;
    padding-inline: 10px;
    border-bottom: 1px solid #303538;
  }

  .site-nav a:last-child {
    border-bottom: 0;
  }

  .hero {
    min-height: 470px;
  }

  .hero-image {
    background-position: 58% center;
  }

  .hero-shade {
    background: linear-gradient(90deg, rgba(10, 12, 13, 0.94) 0%, rgba(10, 12, 13, 0.7) 70%, rgba(10, 12, 13, 0.46) 100%);
  }

  .hero-content {
    padding-block: 48px;
  }

  .hero h1 {
    font-size: 48px;
  }

  .hero-summary {
    max-width: 520px;
    font-size: 16px;
  }

  .catalog-section,
  .status-section,
  .security-section {
    padding-block: 54px;
  }

  h2 {
    font-size: 27px;
  }

  .empty-catalog {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .empty-catalog svg {
    margin-inline: auto;
  }

  .status-layout {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .security-layout {
    grid-template-columns: 52px minmax(0, 1fr);
    gap: 17px;
  }

  .security-icon {
    width: 52px;
    height: 52px;
  }

  .security-icon svg {
    width: 28px;
    height: 28px;
  }
}

@media (max-width: 430px) {
  .hero {
    min-height: 455px;
  }

  .hero h1 {
    font-size: 42px;
  }

  .section-heading {
    align-items: start;
    flex-direction: column;
    gap: 10px;
  }

  .empty-catalog {
    padding: 24px 18px;
  }

  .status-list > div {
    grid-template-columns: 1fr;
    gap: 2px;
    padding-block: 12px;
  }

  .security-layout {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}