:root {
  color-scheme: dark;
  --bg: #120904;
  --bg2: #281407;
  --orange: #ff8a1f;
  --orange2: #ffbd59;
  --orange3: #b8520e;
  --paper: #fff0cf;
  --white: #fffaf0;
  --muted: #f3d7b4;
  --black: #101010;
  --panel: rgba(45, 23, 8, .86);
  --shadow: rgba(0, 0, 0, .36);
  --max: 1120px;
  --radius: 20px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--white);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans TC", "Microsoft JhengHei", Arial, sans-serif;
  line-height: 1.65;
  background:
    radial-gradient(circle at 16% 9%, rgba(255, 138, 31, .34), transparent 32rem),
    radial-gradient(circle at 84% 20%, rgba(255, 189, 89, .22), transparent 30rem),
    linear-gradient(180deg, #0b0502 0%, var(--bg) 48%, #090502 100%);
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  opacity: .08;
  mix-blend-mode: soft-light;
  background-image:
    linear-gradient(45deg, #fff 25%, transparent 25%),
    linear-gradient(-45deg, #fff 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #fff 75%),
    linear-gradient(-45deg, transparent 75%, #fff 75%);
  background-size: 32px 32px;
  background-position: 0 0, 0 16px, 16px -16px, -16px 0;
}

a {
  color: inherit;
  text-decoration: none;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 72px;
  padding: 0 max(16px, calc((100vw - var(--max)) / 2));
  border-bottom: 4px solid rgba(255, 138, 31, .45);
  background: rgba(18, 9, 4, .76);
  backdrop-filter: blur(14px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 950;
}

.brand-mark {
  position: relative;
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 4px solid var(--black);
  background: linear-gradient(180deg, var(--orange2) 0 34%, var(--orange) 34% 63%, #7b4b2a 63% 100%);
  color: #201004;
  font-weight: 950;
  image-rendering: pixelated;
  box-shadow: 0 5px 0 rgba(0, 0, 0, .38);
}

.brand-mark::before {
  content: "";
  position: absolute;
  width: 10px;
  height: 10px;
  left: 5px;
  top: 5px;
  background: rgba(255, 255, 255, .24);
}

.brand strong,
.brand small {
  display: block;
}

.brand small {
  color: var(--muted);
  font-size: .78rem;
  line-height: 1.1;
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  flex-wrap: wrap;
}

.nav-links a {
  padding: 10px 12px;
  border: 2px solid rgba(255, 255, 255, .14);
  border-radius: 999px;
  background: rgba(255, 255, 255, .05);
  color: var(--muted);
  font-size: 14px;
}

.nav-links a:hover {
  color: var(--paper);
  border-color: rgba(255, 138, 31, .55);
}

.hero {
  position: relative;
  min-height: auto;
  padding: clamp(48px, 8vw, 92px) max(16px, calc((100vw - var(--max)) / 2)) 36px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  opacity: .18;
  background-image: url("assets/cyber-market-hero.png");
  background-size: cover;
  background-position: center;
  filter: sepia(.65) saturate(1.35) brightness(.62);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(18, 9, 4, .98), rgba(18, 9, 4, .74) 45%, rgba(18, 9, 4, .8)),
    linear-gradient(180deg, rgba(255, 138, 31, .05), transparent);
}

.hero-content {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(300px, .92fr);
  gap: clamp(24px, 5vw, 56px);
  align-items: center;
  width: min(var(--max), calc(100vw - 32px));
  margin: auto;
  padding: 0;
}

.hero-card {
  position: relative;
  padding: 22px;
  border: 5px solid var(--black);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, .14), rgba(255, 255, 255, .04)),
    linear-gradient(135deg, rgba(255, 138, 31, .55), rgba(123, 75, 42, .36));
  box-shadow: 16px 18px 0 rgba(0, 0, 0, .31);
  overflow: hidden;
}

.hero-card::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: .65;
  background-image:
    linear-gradient(90deg, rgba(255, 255, 255, .08) 1px, transparent 1px),
    linear-gradient(0deg, rgba(255, 255, 255, .08) 1px, transparent 1px);
  background-size: 24px 24px;
}

.hero-card > * {
  position: relative;
  z-index: 1;
}

.screen-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
  color: var(--orange2);
  font-size: 13px;
  font-weight: 950;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.bars {
  display: flex;
  align-items: end;
  gap: 4px;
  height: 22px;
}

.bars span {
  width: 7px;
  border: 2px solid var(--black);
  background: var(--orange2);
}

.bars span:nth-child(1) { height: 8px; }
.bars span:nth-child(2) { height: 12px; }
.bars span:nth-child(3) { height: 17px; }
.bars span:nth-child(4) { height: 22px; }

.server-name {
  margin: 0 0 12px;
  color: var(--paper);
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1;
  font-weight: 950;
}

.server-ip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px;
  border: 3px solid rgba(255, 255, 255, .14);
  background: rgba(255, 255, 255, .06);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  word-break: break-all;
}

.server-ip strong {
  padding: 6px 10px;
  border: 3px solid var(--black);
  background: var(--paper);
  color: #201004;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 18px;
}

.info {
  padding: 14px;
  border: 3px solid rgba(0, 0, 0, .72);
  background: rgba(255, 255, 255, .09);
}

.info b {
  display: block;
  margin-bottom: 5px;
  color: var(--orange2);
  font-size: 13px;
}

.info span {
  font-size: 18px;
  font-weight: 950;
}

.server-switch {
  margin-top: 18px;
  padding: 14px;
  border: 4px solid var(--black);
  background: rgba(255, 255, 255, .08);
  box-shadow: 5px 5px 0 rgba(0, 0, 0, .24);
}

.server-switch-title {
  margin: 0 0 10px;
  color: var(--orange2);
  font-weight: 950;
}

.server-switch-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.server-pill {
  padding: 12px;
  border: 3px solid var(--black);
  background: rgba(0, 0, 0, .18);
  font-weight: 950;
  line-height: 1.35;
}

.server-pill strong,
.server-pill span {
  display: block;
}

.server-pill span {
  margin-top: 4px;
  color: var(--muted);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 13px;
}

.server-pill.current {
  background: linear-gradient(180deg, var(--orange2), var(--orange));
  color: #201004;
}

.server-pill.current span {
  color: #201004;
}

.kicker,
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  width: fit-content;
  margin: 0 0 18px;
  padding: 10px 14px;
  border: 4px solid var(--black);
  background: var(--paper);
  color: #201004;
  font-size: .88rem;
  font-weight: 950;
  box-shadow: 6px 6px 0 var(--shadow);
  transform: rotate(-1deg);
}

.kicker::before,
.eyebrow::before {
  content: "";
  width: 12px;
  height: 12px;
  border: 2px solid var(--black);
  background: var(--orange);
  animation: blink 1.1s infinite steps(2);
}

@keyframes blink {
  50% {
    opacity: .35;
  }
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin: 0;
  font-size: clamp(42px, 8vw, 92px);
  line-height: .94;
  letter-spacing: -3px;
  text-shadow: 0 5px 0 #120b05, 0 12px 28px rgba(0, 0, 0, .46);
}

h2 {
  margin-bottom: 16px;
  font-size: clamp(28px, 5vw, 48px);
  line-height: 1.08;
  letter-spacing: -1px;
}

h3 {
  margin-bottom: 10px;
  font-size: 22px;
  line-height: 1.25;
}

.hero-copy {
  max-width: 690px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: clamp(17px, 2.2vw, 22px);
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.btn {
  min-height: 58px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 0 24px;
  border: 4px solid var(--black);
  background: linear-gradient(180deg, var(--orange2), var(--orange));
  color: #201004;
  font-size: 17px;
  font-weight: 950;
  cursor: pointer;
  box-shadow: inset 0 -8px 0 rgba(0, 0, 0, .16), 7px 7px 0 rgba(0, 0, 0, .35);
  transition: .12s ease;
}

.btn:hover {
  transform: translate(-2px, -2px);
  box-shadow: inset 0 -8px 0 rgba(0, 0, 0, .16), 10px 10px 0 rgba(0, 0, 0, .4);
  filter: brightness(1.06);
}

.btn:active {
  transform: translate(3px, 3px);
  box-shadow: inset 0 -8px 0 rgba(0, 0, 0, .16), 3px 3px 0 rgba(0, 0, 0, .35);
}

.btn.ghost {
  color: var(--white);
  background: rgba(255, 255, 255, .085);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 18px;
}

.hero-stats span {
  padding: 14px;
  border: 3px solid rgba(0, 0, 0, .72);
  background: rgba(255, 255, 255, .09);
  color: var(--muted);
}

.hero-stats strong {
  display: block;
  color: var(--orange2);
  font-size: 18px;
}

.quickbar {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
  width: min(var(--max), calc(100vw - 32px));
  margin: 18px auto 12px;
}

.quickbar a {
  min-height: 58px;
  display: grid;
  place-items: center;
  padding: 10px;
  border: 4px solid var(--black);
  background: var(--paper);
  color: #201004;
  font-weight: 950;
  box-shadow: 6px 6px 0 rgba(0, 0, 0, .28);
}

.quickbar a:hover {
  transform: translate(-2px, -2px);
  box-shadow: 9px 9px 0 rgba(0, 0, 0, .34);
}

.section {
  width: min(var(--max), calc(100vw - 32px));
  margin: 0 auto;
  padding: 42px 0;
}

.split {
  display: grid;
  grid-template-columns: .92fr 1.08fr;
  gap: 22px;
  align-items: stretch;
}

.section p {
  color: var(--muted);
}

.role-grid,
.features,
.recommend-grid,
.team-grid,
.admin-list {
  display: grid;
  gap: 18px;
}

.role-grid {
  grid-template-columns: repeat(2, 1fr);
}

.team-grid {
  grid-template-columns: repeat(2, 1fr);
  margin-bottom: 18px;
}

.team-features {
  margin-top: 18px;
}

.role-card,
.features article,
.recommend-grid article,
.admin-list article,
.timeline article,
.panel,
details {
  border: 4px solid var(--black);
  background: linear-gradient(180deg, rgba(255, 255, 255, .12), rgba(255, 255, 255, .035)), var(--panel);
  box-shadow: 8px 8px 0 rgba(0, 0, 0, .28);
}

.role-card {
  min-height: 240px;
  padding: 22px;
}

.tag {
  display: inline-block;
  margin-bottom: 16px;
  padding: 8px 12px;
  border: 4px solid var(--black);
  background: var(--paper);
  color: #201004;
  font-size: .82rem;
  font-weight: 950;
  box-shadow: 4px 4px 0 rgba(0, 0, 0, .25);
}

.timeline {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
  margin-top: 18px;
}

.timeline article {
  min-height: 220px;
  padding: 22px;
}

.timeline span {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 16px;
  border: 4px solid var(--black);
  background: linear-gradient(180deg, var(--orange2), var(--orange));
  color: #201004;
  font-weight: 950;
  box-shadow: 4px 4px 0 rgba(0, 0, 0, .3);
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 18px;
}

.tabs {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 0;
}

.tab {
  min-width: 78px;
  min-height: 48px;
  border: 4px solid var(--black);
  background: rgba(255, 255, 255, .085);
  color: var(--white);
  font: inherit;
  font-weight: 950;
  cursor: pointer;
  box-shadow: 5px 5px 0 rgba(0, 0, 0, .24);
}

.tab.active {
  background: linear-gradient(180deg, var(--orange2), var(--orange));
  color: #201004;
}

.panel {
  display: none;
  padding: 22px;
}

.panel.active {
  display: block;
}

.steps {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}

.steps li {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 12px;
  align-items: start;
  color: var(--muted);
}

.steps li::before {
  counter-increment: step;
  content: counter(step);
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 4px solid var(--black);
  background: linear-gradient(180deg, var(--orange2), var(--orange));
  color: #201004;
  font-weight: 950;
  box-shadow: 4px 4px 0 rgba(0, 0, 0, .3);
}

.note {
  margin-top: 18px;
  padding: 14px 16px;
  border: 4px solid var(--black);
  background: var(--paper);
  color: #201004;
  font-weight: 850;
  box-shadow: 6px 6px 0 rgba(0, 0, 0, .25);
}

.section .note,
p.note {
  color: #2a1306;
}

.feature-band {
  width: 100%;
  padding-left: max(16px, calc((100vw - var(--max)) / 2));
  padding-right: max(16px, calc((100vw - var(--max)) / 2));
  background: linear-gradient(90deg, rgba(255, 138, 31, .24), rgba(255, 255, 255, .07)), rgba(18, 9, 4, .84);
  border-block: 5px solid var(--black);
  box-shadow: 0 12px 0 rgba(0, 0, 0, .22);
}

.feature-band > * {
  max-width: var(--max);
  margin-left: auto;
  margin-right: auto;
}

.features {
  grid-template-columns: repeat(4, 1fr);
  margin-top: 18px;
}

.features article,
.recommend-grid article,
.admin-list article {
  padding: 22px;
}

.icon {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  margin-bottom: 16px;
  border: 4px solid var(--black);
  background: var(--paper);
  color: #111;
  font-size: 24px;
  box-shadow: 4px 4px 0 rgba(0, 0, 0, .25);
}

.admin-list {
  grid-template-columns: repeat(2, 1fr);
}

.admin-list strong {
  display: block;
  margin-bottom: 8px;
  color: var(--orange2);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 18px;
}

.recommend-grid {
  grid-template-columns: repeat(3, 1fr);
}

code {
  display: inline-block;
  max-width: 100%;
  padding: 4px 8px;
  overflow-wrap: anywhere;
  border: 3px solid var(--black);
  background: rgba(8, 5, 3, .8);
  color: var(--orange2);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.muted {
  color: var(--muted);
}

.table-wrap {
  overflow-x: auto;
  border: 5px solid var(--black);
  box-shadow: 8px 8px 0 rgba(0, 0, 0, .28);
}

table {
  width: 100%;
  min-width: 840px;
  border-collapse: collapse;
  background: rgba(45, 23, 8, .9);
}

th,
td {
  padding: 14px 16px;
  text-align: left;
  border-bottom: 3px solid rgba(0, 0, 0, .5);
  vertical-align: top;
}

th {
  background: var(--paper);
  color: #201004;
  font-weight: 950;
}

td {
  color: var(--muted);
}

.faq {
  padding-bottom: 54px;
}

details {
  margin-top: 14px;
  padding: 18px 20px;
}

summary {
  cursor: pointer;
  color: var(--paper);
  font-weight: 950;
}

details p {
  margin: 12px 0 0;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  width: min(var(--max), calc(100vw - 32px));
  margin: auto;
  padding: 42px 0 54px;
  color: rgba(255, 255, 255, .62);
  text-align: center;
}

.site-footer p {
  margin: 0;
}

.site-footer a {
  padding: 10px 12px;
  border: 4px solid var(--black);
  background: var(--paper);
  color: #201004;
  font-weight: 950;
  box-shadow: 5px 5px 0 rgba(0, 0, 0, .25);
}

@media (max-width: 980px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
    padding-top: 14px;
    padding-bottom: 14px;
  }

  .nav-links {
    width: 100%;
    justify-content: flex-start;
  }

  .hero-content,
  .split {
    grid-template-columns: 1fr;
  }

  .quickbar,
  .timeline,
  .team-grid,
  .features,
  .recommend-grid {
    grid-template-columns: 1fr 1fr;
  }

  .section-head {
    display: block;
  }

  .tabs {
    margin-top: 10px;
  }
}

@media (max-width: 680px) {
  .site-header {
    position: static;
  }

  .hero {
    padding-top: 42px;
  }

  h1 {
    letter-spacing: -1.5px;
  }

  .hero-actions .btn,
  .btn {
    width: 100%;
  }

  .hero-stats,
  .info-grid,
  .server-switch-grid,
  .quickbar,
  .role-grid,
  .team-grid,
  .timeline,
  .features,
  .admin-list,
  .recommend-grid {
    grid-template-columns: 1fr;
  }

  .quickbar a {
    min-height: 52px;
  }

  .section {
    padding: 36px 0;
  }

  .steps li {
    grid-template-columns: 40px 1fr;
  }

  .steps li::before {
    width: 40px;
    height: 40px;
  }

  .site-footer {
    display: block;
  }

  .site-footer a {
    display: inline-block;
    margin-top: 12px;
  }
}