:root {
  color-scheme: light;
  --color-primary-050: #eff6ff;
  --color-primary-100: #dbeafe;
  --color-primary-500: #2563eb;
  --color-primary-600: #1d4ed8;
  --color-primary-700: #1e40af;
  --color-neutral-950: #0f172a;
  --color-neutral-700: #334155;
  --color-neutral-500: #64748b;
  --color-neutral-200: #e2e8f0;
  --color-surface: #ffffff;
  --color-surface-muted: #f8fafc;
  --color-success: #15803d;
  --color-error: #b91c1c;
  --shadow: 0 24px 80px rgba(15, 23, 42, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top left, rgba(37, 99, 235, 0.16), transparent 26%),
    linear-gradient(180deg, var(--color-primary-050) 0%, #f8fbff 100%);
  color: var(--color-neutral-700);
  font: 16px/1.6 "Iowan Old Style", "Palatino Linotype", "URW Palladio L", serif;
}

.page {
  width: min(1120px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 40px 0 64px;
}

.panel {
  padding: 24px;
  border: 1px solid var(--color-neutral-200);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: var(--shadow);
}

.hero-panel {
  margin-bottom: 24px;
}

.hero-topbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
}

.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.lang-switch {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 8px;
}

.lang-switch-link {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  border: 1px solid var(--color-neutral-200);
  border-radius: 999px;
  background: var(--color-surface-muted);
  color: var(--color-neutral-700);
  text-decoration: none;
  font: 700 12px/1 "IBM Plex Sans", "Segoe UI", sans-serif;
  letter-spacing: 0.06em;
}

.lang-switch-link.is-active {
  border-color: var(--color-primary-100);
  background: var(--color-primary-050);
  color: var(--color-primary-700);
}

.brand-logo {
  width: auto;
  height: 28px;
  object-fit: contain;
}

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

.brand-wordmark {
  color: var(--color-neutral-950);
  font: 700 22px/1 "IBM Plex Sans", "Segoe UI", sans-serif;
  letter-spacing: -0.03em;
}

.brand-tagline,
.panel-eyebrow,
.comparison-kpi-label,
.field span,
.checkbox span,
.install-card-eyebrow {
  display: block;
  margin: 0;
  color: var(--color-primary-600);
  font: 700 12px/1.2 "IBM Plex Sans", "Segoe UI", sans-serif;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1 {
  max-width: 13ch;
  margin: 0;
  color: var(--color-neutral-950);
  font-size: clamp(2.5rem, 5vw, 4.4rem);
  line-height: 0.95;
}

h2 {
  margin: 0;
  color: var(--color-neutral-950);
  font-size: clamp(1.45rem, 2.5vw, 2rem);
  line-height: 1.05;
}

.lede,
.panel-copy,
.comparison-headline,
.comparison-meta,
.install-card-copy,
.note,
.format-summary {
  color: var(--color-neutral-500);
}

.lede {
  max-width: 48rem;
  margin: 16px 0 0;
}

.hero-shell {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(320px, 0.82fr);
  gap: 24px;
  margin-top: 24px;
}

.hero-main {
  display: grid;
  gap: 16px;
}

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

.hero-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 16px;
  border-radius: 999px;
  text-decoration: none;
  font: 700 13px/1 "IBM Plex Sans", "Segoe UI", sans-serif;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-link-primary {
  background: var(--color-primary-600);
  color: #ffffff;
}

.hero-link-primary:hover {
  background: var(--color-primary-700);
}

.hero-link-secondary {
  background: var(--color-surface-muted);
  color: var(--color-neutral-700);
}

.comparison-strip {
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 20px;
  background: linear-gradient(150deg, var(--color-neutral-950), #16284f);
  color: #ffffff;
}

.comparison-strip-head {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 16px;
  align-items: end;
  margin-bottom: 16px;
}

.comparison-strip-head h2 {
  color: #ffffff;
  font-size: clamp(1.2rem, 2vw, 1.55rem);
}

.comparison-headline,
.comparison-meta {
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
}

.comparison-kpis {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 12px;
}

.comparison-kpi {
  padding: 14px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.05);
}

.comparison-kpi-label {
  margin-bottom: 6px;
  color: rgba(255, 255, 255, 0.68);
}

.comparison-kpi-value {
  display: block;
  font: 700 clamp(1.35rem, 2.5vw, 2rem)/1 "IBM Plex Sans", "Segoe UI", sans-serif;
}

.comparison-label {
  margin: 0 0 6px;
  color: #bfdbfe;
  font: 700 12px/1.2 "IBM Plex Sans", "Segoe UI", sans-serif;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.comparison-meta {
  margin-bottom: 14px;
  font-size: 14px;
}

.comparison-badge {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 14px;
  border-radius: 999px;
  background: rgba(59, 130, 246, 0.16);
  color: #dbeafe;
  font: 700 12px/1 "IBM Plex Sans", "Segoe UI", sans-serif;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.install-card {
  display: grid;
  gap: 14px;
  padding: 20px;
  border-radius: 20px;
  background: var(--color-surface);
  border: 1px solid var(--color-primary-100);
}

.install-card h2 {
  max-width: 14ch;
}

.install-proof {
  margin: 0;
  color: var(--color-neutral-950);
  font: 700 18px/1.45 "IBM Plex Sans", "Segoe UI", sans-serif;
}

.install-card pre {
  overflow-x: auto;
  margin: 0;
  padding: 14px 16px;
  border-radius: 16px;
  background: var(--color-neutral-950);
  color: #ffffff;
  white-space: pre-wrap;
  word-break: break-word;
  font: 15px/1.5 "SFMono-Regular", "Consolas", monospace;
}

.install-card-actions {
  display: flex;
  align-items: center;
}

.copy-button {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 40px;
  padding: 0 14px;
  border: 1px solid var(--color-primary-100);
  border-radius: 999px;
  background: var(--color-primary-050);
  color: var(--color-primary-700);
  font: 700 12px/1 "IBM Plex Sans", "Segoe UI", sans-serif;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
}

.copy-button:hover {
  background: var(--color-primary-100);
}

.install-card-copy {
  margin: 0;
}

.generator-panel {
  display: grid;
  gap: 18px;
}

.panel-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: 16px;
  align-items: end;
}

.panel-copy {
  margin: 0;
}

.format-tabs {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 6px;
  border: 1px solid var(--color-neutral-200);
  border-radius: 999px;
  background: var(--color-surface-muted);
}

.format-tab {
  min-height: 42px;
  padding: 0 18px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--color-neutral-500);
  font: 700 13px/1 "IBM Plex Sans", "Segoe UI", sans-serif;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
}

.format-tab.is-active {
  background: var(--color-primary-500);
  color: #ffffff;
}

.format-summary {
  margin: -6px 0 0;
  font-size: 14px;
}

.field,
.checkbox {
  display: block;
}

.field span,
.checkbox span {
  margin-bottom: 8px;
}

textarea,
input {
  width: 100%;
  border: 1px solid var(--color-neutral-200);
  border-radius: 16px;
  background: #ffffff;
  color: var(--color-neutral-700);
  padding: 14px 16px;
  font: 15px/1.5 "SFMono-Regular", "Consolas", monospace;
}

textarea {
  min-height: 260px;
  resize: vertical;
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.checkbox input {
  width: auto;
  margin-right: 8px;
}

.checkbox span {
  display: inline;
  margin: 0;
}

.actions {
  display: flex;
  align-items: center;
}

.action-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 18px;
  border: 0;
  border-radius: 999px;
  box-shadow: 0 14px 28px rgba(37, 99, 235, 0.16);
  font: 700 14px/1 "IBM Plex Sans", "Segoe UI", sans-serif;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.action-button-primary {
  background: var(--color-primary-600);
  color: #ffffff;
  cursor: pointer;
}

.action-button-primary:hover:not(:disabled) {
  background: var(--color-primary-700);
}

.action-button:disabled {
  opacity: 0.6;
  cursor: wait;
}

.action-symbol {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.18);
  font-size: 14px;
  line-height: 1;
}

.status {
  min-height: 24px;
  margin: 0;
  color: var(--color-neutral-500);
}

.status[data-state="pending"] {
  color: var(--color-neutral-700);
}

.status[data-state="success"] {
  color: var(--color-success);
}

.status[data-state="error"] {
  color: var(--color-error);
}

.note {
  margin: 0;
  font-size: 14px;
}

@media (max-width: 820px) {
  .page {
    width: min(100vw - 20px, 1120px);
    padding: 24px 0 40px;
  }

  .brand-logo {
    height: 24px;
  }

  .hero-topbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-shell,
  .comparison-strip-head,
  .comparison-kpis,
  .panel-heading,
  .grid {
    grid-template-columns: 1fr;
  }

  .hero-shell {
    gap: 16px;
  }

  .hero-main {
    order: 2;
  }

  .install-card {
    order: 1;
  }

  .panel {
    padding: 18px;
  }
}