:root {
  --color-bg: #0a0a0a;
  --color-bg-subtle: #101012;
  --color-surface: #141414;
  --color-surface-raised: #1c1c1e;
  --color-surface-muted: #101012;
  --color-border: #262626;
  --color-border-hover: #3a3a3c;
  --color-text-primary: #f5f5f7;
  --color-text-secondary: #a1a1a6;
  --color-text-muted: #6e6e73;
  --color-accent: #ff9f0a;
  --color-accent-hover: #fbbf24;
  --color-accent-soft: rgba(255, 159, 10, 0.14);
  --color-success: #30d158;
  --color-error: #ff453a;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, "SFMono-Regular", "SF Mono", Consolas, "Liberation Mono", Menlo, monospace;
  --transition-fast: 0.15s ease;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    linear-gradient(180deg, rgba(255, 159, 10, 0.04), transparent 280px),
    var(--color-bg);
  color: var(--color-text-primary);
  font-family: var(--font-sans);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection {
  background-color: rgba(255, 159, 10, 0.28);
  color: var(--color-text-primary);
}

button,
a,
input {
  font: inherit;
}

code,
.brand-lockup,
.section-label,
.summary-label,
.status-label,
.line-number,
.ghost-link,
.example-chip,
.cron-expression {
  font-family: var(--font-mono);
}

.page-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  min-height: 64px;
  padding: 0 1.5rem;
  background: rgba(10, 10, 10, 0.9);
  border-bottom: 1px solid var(--color-border);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.84rem;
}

.site-nav a,
.brand-lockup,
.related-row a,
.terms-content a {
  color: var(--color-text-secondary);
  text-decoration: none;
}

.site-nav a:hover,
.brand-lockup:hover,
.related-row a:hover,
.terms-content a:hover {
  color: var(--color-accent-hover);
}

.workspace {
  flex: 1;
  width: min(1120px, calc(100vw - 3rem));
  margin: 0 auto;
  padding: 2rem 0 3rem;
}

.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.95rem;
  font-weight: 600;
}

.brand-mark {
  color: var(--color-text-primary);
}

.brand-tool,
.brand-divider {
  color: var(--color-text-muted);
}

.brand-subtitle,
.editor-footnote,
.next-run,
.analysis-empty,
.env-card,
.line-number,
.cron-expression,
.editor-label {
  color: var(--color-text-secondary);
}

.brand-subtitle {
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

.section-label,
.status-label {
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.72rem;
}

.workspace-head h1,
.content-section h2,
.inspector-heading h2,
.info-card h3,
.analysis-card h4 {
  margin: 0;
  letter-spacing: 0;
}

.ghost-link,
.example-chip {
  transition:
    color var(--transition-fast),
    border-color var(--transition-fast),
    background-color var(--transition-fast),
    transform var(--transition-fast);
}

.ghost-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.7rem 0.9rem;
  cursor: pointer;
}

.ghost-link {
  background: transparent;
  color: var(--color-text-secondary);
}

.ghost-link:hover,
.example-chip:hover {
  color: var(--color-text-primary);
  border-color: var(--color-border-hover);
  background: rgba(255, 255, 255, 0.03);
}

.ghost-link:hover,
.example-chip:hover {
  transform: translateY(-1px);
}

.toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0 0 1rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid #171717;
}

.workspace-head {
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  align-items: end;
  margin-bottom: 1.2rem;
}

.workspace-head h1 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.02;
  overflow-wrap: break-word;
}

.hero-copy {
  width: 100%;
  max-width: 680px;
  margin: 0.85rem 0 0;
  color: var(--color-text-secondary);
  font-size: 1rem;
  line-height: 1.65;
  overflow-wrap: break-word;
}

.example-block {
  margin-top: 1rem;
}

.example-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  justify-content: flex-start;
}

.example-chip {
  cursor: pointer;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-text-secondary);
  padding: 0.66rem 0.86rem;
}

.workspace-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.03fr) minmax(320px, 0.97fr);
  gap: 1rem;
  max-width: 100%;
}

.tool-panel {
  width: min(960px, 100%);
  margin: 0 auto;
  padding: 1.25rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.24);
}

.editor-column,
.inspector-column {
  min-width: 0;
}

.editor-label {
  display: inline-block;
  margin-bottom: 0.65rem;
  font-size: 0.86rem;
}

.input-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.75rem;
  align-items: center;
}

input,
.inspector-block,
.analysis-card,
.info-card,
.faq-list details,
.env-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
}

input {
  min-width: 0;
  width: 100%;
  min-height: 48px;
  border-radius: var(--radius-md);
  padding: 0.85rem 1rem;
  color: var(--color-text-primary);
  line-height: 1.4;
  background: var(--color-surface-muted);
  font-family: var(--font-mono);
}

.copy-button {
  white-space: nowrap;
}

input:focus {
  border-color: rgba(255, 159, 10, 0.58);
  outline: 2px solid rgba(255, 159, 10, 0.22);
  outline-offset: 3px;
}

.editor-footnote {
  font-size: 0.84rem;
  margin: 0.75rem 0 0;
}

.field-chip {
  border: 0;
  background: transparent;
  color: var(--color-accent-hover);
  cursor: pointer;
  padding: 0;
  font: inherit;
  font-family: var(--font-mono);
}

.field-chip:hover {
  text-decoration: underline;
}

.inspector-block {
  border-radius: var(--radius-md);
  padding: 1rem;
  background: var(--color-surface-raised);
}

.inspector-heading {
  margin-bottom: 0.9rem;
}

.inspector-heading h2 {
  font-size: 1.25rem;
}

.analysis-list {
  display: grid;
  gap: 0.75rem;
}

.analysis-card,
.env-card {
  border-radius: var(--radius-md);
  padding: 0.95rem;
}

.analysis-top {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: start;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  border-radius: var(--radius-sm);
  padding: 0.35rem 0.65rem;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.status-pill.valid {
  color: var(--color-success);
  background: rgba(48, 209, 88, 0.08);
}

.status-pill.invalid {
  color: var(--color-error);
  background: rgba(255, 69, 58, 0.08);
}

.cron-expression {
  margin: 0.8rem 0 0;
  font-size: 0.82rem;
}

.analysis-card h4 {
  margin: 0.75rem 0 0;
  font-size: 1.3rem;
}

.explanation {
  margin: 0.7rem 0 0;
  color: var(--color-text-secondary);
}

.runs-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 0.85rem;
}

.next-run {
  display: inline-flex;
  padding: 0.4rem 0.56rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.04);
  font-size: 0.76rem;
}

.content-section {
  display: grid;
  gap: 1rem;
  width: min(960px, 100%);
  margin: 2rem auto 0;
}

.section-copy {
  max-width: 760px;
}

.content-section h2 {
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  line-height: 1.18;
}

.section-copy p:not(.section-label),
.info-card p,
.faq-list p {
  margin: 0.6rem 0 0;
  color: var(--color-text-secondary);
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
}

.info-card {
  border-radius: var(--radius-md);
  padding: 1rem;
}

.info-card h3 {
  font-size: 1rem;
}

.faq-list {
  display: grid;
  gap: 0.75rem;
}

.faq-list details {
  border-radius: var(--radius-md);
  padding: 0.95rem 1rem;
}

.faq-list summary {
  cursor: pointer;
  color: var(--color-text-primary);
  font-weight: 600;
}

.related-tools {
  padding-top: 0.5rem;
}

.related-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.related-row a {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.45rem 0.75rem;
}

.related-row a:hover {
  border-color: var(--color-border-hover);
  background: rgba(255, 255, 255, 0.03);
}

.analysis-empty {
  padding: 1rem 0.2rem 0.2rem;
}

.field-dialog {
  width: min(560px, calc(100vw - 2rem));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  color: var(--color-text-primary);
  padding: 1rem;
}

.field-dialog::backdrop {
  background: rgba(0, 0, 0, 0.72);
}

.field-dialog-head {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: start;
}

.field-dialog h2 {
  margin: 0.4rem 0 0;
  letter-spacing: -0.04em;
}

.field-dialog-copy {
  margin: 0.75rem 0 0;
  color: var(--color-text-secondary);
}

.field-dialog-body {
  margin-top: 1rem;
  color: var(--color-text-secondary);
  display: grid;
  gap: 0.75rem;
}

.field-dialog-body p,
.field-dialog-body ul {
  margin: 0;
}

.field-dialog-body ul {
  padding-left: 1.2rem;
}

.dialog-close {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-text-secondary);
  padding: 0.45rem 0.7rem;
  cursor: pointer;
}

.terms-page {
  padding-bottom: 2rem;
}

.terms-content {
  max-width: 760px;
}

.terms-content h1 {
  margin: 0 0 1rem;
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: -0.04em;
}

.terms-content h2 {
  margin: 2rem 0 0.6rem;
  font-size: 1.15rem;
}

.terms-content p {
  margin: 0;
  color: var(--color-text-secondary);
}

.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 0.75rem 1.5rem;
  text-align: center;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  flex-shrink: 0;
}

.site-footer a {
  color: var(--color-text-secondary);
  text-decoration: none;
}

.site-footer a:hover {
  color: var(--color-accent);
  text-decoration: underline;
}

.footer-brand {
  font-weight: 600;
  color: var(--color-text-primary);
}

.footer-sep {
  margin: 0 0.5rem;
  opacity: 0.4;
}

@media (max-width: 960px) {
  .workspace-grid,
  .info-grid {
    grid-template-columns: 1fr;
  }

  .workspace-head {
    align-items: start;
  }

  .example-row {
    justify-content: flex-start;
  }
}

@media (max-width: 640px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
    padding: 0.9rem 1rem;
  }

  .site-nav {
    flex-wrap: wrap;
    gap: 0.75rem;
  }

  .workspace {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .workspace {
    width: 100%;
    max-width: 100vw;
  }

  .toolbar {
    flex-direction: column;
    align-items: start;
    gap: 0.9rem;
  }

  .workspace-head {
    flex-direction: column;
    max-width: 100%;
  }

  .input-row {
    grid-template-columns: 1fr;
  }

  #load-sample,
  .copy-button {
    width: 100%;
  }

  .analysis-top {
    flex-direction: column;
    align-items: stretch;
  }

  .site-footer {
    line-height: 1.8;
  }

}