:root {
  --bg: #08090c;
  --surface: #101217;
  --surface-strong: #171a21;
  --text: #f6f7fb;
  --muted: #b4bac7;
  --subtle: #858c9b;
  --line: rgba(255, 255, 255, 0.12);
  --accent: #ff7a18;
  --accent-hover: #ff8f3d;
  --accent-contrast: #160a02;
  --danger: #ff6b5f;
  --success: #7bd88f;
  --shadow: 0 16px 40px rgba(0, 0, 0, 0.28);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
}

a {
  color: inherit;
}

.shell {
  width: min(1080px, calc(100vw - 32px));
  margin: 0 auto;
}

.topbar {
  padding: 22px 0 10px;
  border-bottom: 1px solid var(--line);
  background: var(--bg);
}

.topbar .shell,
.footer .shell {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}

.brand img {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  box-shadow: var(--shadow);
}

.brand-copy {
  display: grid;
  gap: 2px;
}

.brand-copy strong {
  font-size: 1.2rem;
  letter-spacing: 0.02em;
}

.brand-copy span,
.back-link,
.muted,
.meta {
  color: var(--muted);
}

.back-link {
  text-decoration: none;
}

.back-link:hover,
a:hover {
  color: var(--accent-hover);
}

.header-actions {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.lang-switcher {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
}

.lang-link {
  border: 0;
  border-radius: 999px;
  padding: 8px 10px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font: inherit;
  font-size: 0.86rem;
  font-weight: 700;
  line-height: 1;
}

.lang-link.is-active {
  background: var(--accent);
  color: var(--accent-contrast);
}

.page {
  padding: 20px 0 56px;
}

.hero {
  display: grid;
  gap: 18px;
  margin-bottom: 28px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--accent);
  font-size: 0.9rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

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

h1 {
  font-size: clamp(2.4rem, 6vw, 4.4rem);
  line-height: 1;
  letter-spacing: -0.02em;
}

.lede {
  max-width: 720px;
  font-size: clamp(1rem, 2.3vw, 1.2rem);
  line-height: 1.65;
  color: var(--muted);
}

.layout {
  display: grid;
  gap: 20px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
  padding: 24px;
}

.card-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.stack {
  display: grid;
  gap: 14px;
}

.inline-row,
.code-row,
.license-row,
.actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.cta,
.ghost,
.danger,
.copy-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 999px;
  text-decoration: none;
  padding: 12px 18px;
  font: inherit;
  font-weight: 700;
  border: 0;
  cursor: pointer;
}

.cta {
  background: var(--accent);
  color: var(--accent-contrast);
}

.cta:hover {
  background: var(--accent-hover);
  color: var(--accent-contrast);
}

.ghost,
.copy-button {
  border: 1px solid var(--line);
  background: var(--surface-strong);
  color: var(--text);
}

.danger {
  border: 1px solid rgba(255, 107, 95, 0.4);
  background: rgba(255, 107, 95, 0.12);
  color: var(--danger);
}

button[disabled] {
  cursor: not-allowed;
  opacity: 0.55;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--surface-strong);
  color: var(--accent);
  font-weight: 700;
}

.stats {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
}

.stat {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px;
  background: var(--surface-strong);
}

.stat strong {
  display: block;
  font-size: 1.5rem;
  margin-bottom: 4px;
}

.value {
  font-size: 1.1rem;
  line-height: 1.5;
}

.code,
.license-key {
  display: inline-flex;
  align-items: center;
  min-height: 48px;
  padding: 12px 14px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: var(--surface-strong);
  font-family: "Courier New", monospace;
  word-break: break-all;
}

.license-list {
  display: grid;
  gap: 12px;
}

.banner,
.error {
  padding: 16px 18px;
  border-radius: 20px;
  border: 1px solid var(--line);
}

.banner {
  background: rgba(123, 216, 143, 0.1);
  border-color: rgba(123, 216, 143, 0.35);
}

.error {
  background: rgba(255, 107, 95, 0.1);
  border-color: rgba(255, 107, 95, 0.4);
  color: var(--danger);
}

label {
  display: grid;
  gap: 8px;
  font-weight: 700;
}

input {
  width: 100%;
  min-height: 52px;
  padding: 14px 16px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: var(--surface-strong);
  font: inherit;
  color: var(--text);
}

.footer {
  padding: 8px 0 32px;
}

.redirect-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.redirect-message {
  margin: 0;
  padding: 18px 22px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--surface);
  box-shadow: var(--shadow);
  color: var(--muted);
}

@media (max-width: 720px) {
  .card {
    padding: 20px;
  }

  .actions,
  .inline-row,
  .code-row,
  .license-row {
    align-items: stretch;
  }

  .cta,
  .ghost,
  .danger,
  .copy-button {
    width: 100%;
  }
}