:root {
  color-scheme: dark;
  --bg: #080907;
  --panel: rgba(18, 20, 16, 0.82);
  --panel-strong: rgba(26, 28, 22, 0.94);
  --line: rgba(226, 190, 122, 0.28);
  --line-hot: rgba(255, 215, 140, 0.74);
  --text: #f3ead7;
  --muted: #aa9b82;
  --gold: #f0c46d;
  --green: #9ecb8d;
  --red: #e07268;
  --shadow: rgba(0, 0, 0, 0.5);
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html {
  min-height: 100%;
  background: var(--bg);
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0;
  background:
    radial-gradient(circle at 22% 14%, rgba(240, 196, 109, 0.16), transparent 28rem),
    radial-gradient(circle at 80% 16%, rgba(91, 142, 123, 0.13), transparent 24rem),
    linear-gradient(135deg, rgba(255, 255, 255, 0.035) 0 1px, transparent 1px 24px),
    linear-gradient(180deg, #070806, #11100c 48%, #090907);
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, black, transparent 82%);
}

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

button,
input {
  font: inherit;
}

.shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 18px 0 56px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
  border: 1px solid var(--line);
  background: rgba(8, 9, 7, 0.76);
  backdrop-filter: blur(18px);
  box-shadow: 0 22px 80px var(--shadow);
  padding: 0 10px 0 14px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  text-transform: uppercase;
}

.brand img {
  width: 34px;
  height: 34px;
  image-rendering: auto;
}

nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

nav a,
.button,
.tab {
  border: 1px solid rgba(226, 190, 122, 0.26);
  color: var(--text);
  background: rgba(255, 255, 255, 0.035);
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 16px;
  cursor: pointer;
}

nav a.is-active,
.tab.is-active {
  border-color: var(--line-hot);
  background: rgba(240, 196, 109, 0.12);
}

main {
  padding-top: 28px;
}

.view[hidden] {
  display: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.78fr);
  gap: 18px;
  min-height: min(650px, calc(100vh - 130px));
}

.panel,
.system-card {
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: 0 22px 80px var(--shadow);
  position: relative;
  overflow: hidden;
}

.panel::before,
.system-card::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, transparent, rgba(240, 196, 109, 0.09), transparent),
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), transparent 42%);
}

.panel-primary {
  display: flex;
  flex-direction: column;
  justify-content: end;
  padding: clamp(28px, 6vw, 72px);
}

.eyebrow {
  color: var(--gold);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin: 0 0 12px;
}

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

h1 {
  font-size: clamp(4.6rem, 14vw, 11rem);
  line-height: 0.82;
  margin-bottom: 22px;
  text-transform: uppercase;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1;
}

h3 {
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.copy-slot {
  max-width: 48rem;
  color: var(--muted);
  line-height: 1.6;
  min-height: 1px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 12px;
}

.button {
  min-width: 132px;
}

.button-primary {
  background: linear-gradient(135deg, #f0c46d, #c98438);
  border-color: #ffd990;
  color: #16100a;
  font-weight: 900;
}

.button[aria-disabled="true"] {
  opacity: 0.48;
  pointer-events: none;
}

.button-quiet,
.button-small {
  background: rgba(255, 255, 255, 0.045);
}

.button-wide {
  width: 100%;
}

.button-small {
  min-width: auto;
  min-height: 34px;
  padding: 0 12px;
}

.system-card {
  min-height: 520px;
  display: grid;
  place-items: center;
}

.scan-stage {
  width: min(360px, 82vw);
  aspect-ratio: 1;
  position: relative;
  display: grid;
  place-items: center;
}

.orbit {
  position: absolute;
  border: 1px solid rgba(240, 196, 109, 0.42);
  inset: 9%;
  transform: rotate(18deg);
}

.orbit-two {
  inset: 21%;
  border-color: rgba(158, 203, 141, 0.42);
  transform: rotate(-11deg);
}

.hero-logo {
  width: 48%;
  filter: drop-shadow(0 20px 30px rgba(0, 0, 0, 0.5));
}

.hero-sprite {
  position: absolute;
  right: 15%;
  bottom: 15%;
  width: 72px;
  height: 160px;
  image-rendering: pixelated;
}

.status-strip {
  position: absolute;
  left: 6%;
  right: 6%;
  bottom: 6%;
  display: grid;
  grid-template-columns: 1fr 0.7fr 1.4fr 0.45fr;
  gap: 8px;
}

.status-strip span {
  height: 5px;
  background: var(--line-hot);
}

.feature-band,
.download-layout,
.account-grid {
  display: grid;
  gap: 18px;
}

.feature-band {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 18px;
}

.metric {
  border: 1px solid var(--line);
  background: rgba(8, 9, 7, 0.68);
  padding: 20px;
  min-height: 160px;
}

.metric span {
  color: var(--gold);
  font-family: ui-monospace, "Cascadia Mono", Consolas, monospace;
}

.metric strong {
  display: block;
  margin: 14px 0 8px;
  font-size: 1.25rem;
}

.page-head {
  padding: 32px 0 18px;
}

.page-head h1 {
  font-size: clamp(3rem, 9vw, 7rem);
}

.download-layout {
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.65fr);
}

.terminal-panel,
.download-card,
.auth-panel,
.account-panel {
  padding: 24px;
}

.terminal-head {
  display: flex;
  gap: 8px;
  margin-bottom: 22px;
}

.terminal-head span {
  width: 11px;
  height: 11px;
  border: 1px solid var(--line-hot);
}

.version-list {
  display: grid;
  gap: 14px;
  margin: 0;
}

.version-list div {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 12px;
  align-items: start;
  border-top: 1px solid rgba(226, 190, 122, 0.14);
  padding-top: 14px;
}

dt {
  color: var(--gold);
  font-weight: 800;
  text-transform: uppercase;
  font-size: 0.75rem;
}

dd {
  margin: 0;
  color: var(--muted);
  overflow-wrap: anywhere;
}

.account-grid {
  grid-template-columns: minmax(320px, 0.72fr) minmax(0, 1fr);
}

.tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-bottom: 18px;
}

.tab {
  width: 100%;
}

.auth-form,
.character-form {
  display: grid;
  gap: 14px;
}

label {
  display: grid;
  gap: 8px;
  color: var(--gold);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

input {
  width: 100%;
  min-height: 46px;
  border: 1px solid rgba(226, 190, 122, 0.32);
  background: rgba(0, 0, 0, 0.28);
  color: var(--text);
  padding: 0 12px;
  outline: none;
}

input:focus {
  border-color: var(--line-hot);
  box-shadow: 0 0 0 3px rgba(240, 196, 109, 0.14);
}

.status-text {
  margin: 14px 0 0;
  color: var(--muted);
  min-height: 1.5em;
}

.status-text.is-ok {
  color: var(--green);
}

.status-text.is-error {
  color: var(--red);
}

.account-state {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 20px;
}

.character-area {
  margin-top: 28px;
}

.character-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.character-list {
  list-style: none;
  padding: 0;
  margin: 12px 0 20px;
  display: grid;
  gap: 8px;
}

.character-list li {
  border: 1px solid rgba(226, 190, 122, 0.18);
  background: rgba(255, 255, 255, 0.035);
  padding: 12px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

@media (max-width: 900px) {
  .topbar,
  nav,
  .hero-actions,
  .account-state {
    align-items: stretch;
  }

  .topbar {
    flex-direction: column;
    padding: 12px;
    gap: 12px;
  }

  nav {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
  }

  nav a {
    padding: 0 8px;
  }

  .hero-grid,
  .download-layout,
  .account-grid,
  .feature-band {
    grid-template-columns: 1fr;
  }

  .system-card {
    min-height: 380px;
  }

  .version-list div {
    grid-template-columns: 1fr;
  }
}