/* SafePrompt Auditor — Cursor-inspired design tokens */
:root {
  /* Brand & accent */
  --color-primary: #f54e00;
  --color-primary-active: #d04200;
  /* Surface */
  --color-canvas: #f7f7f4;
  --color-canvas-soft: #fafaf7;
  --color-surface-card: #ffffff;
  --color-surface-strong: #e6e5e0;
  /* Hairlines */
  --color-hairline: #e6e5e0;
  --color-hairline-soft: #efeee8;
  --color-hairline-strong: #cfcdc4;
  /* Text */
  --color-ink: #26251e;
  --color-body: #5a5852;
  --color-body-strong: #26251e;
  --color-muted: #807d72;
  --color-muted-soft: #a09c92;
  --color-on-primary: #ffffff;
  /* Timeline (audit run stages only) */
  --color-timeline-thinking: #dfa88f;
  --color-timeline-grep: #9fc9a2;
  --color-timeline-read: #9fbbe0;
  --color-timeline-edit: #c0a8dd;
  --color-timeline-done: #c08532;
  /* Semantic */
  --color-success: #1f8a65;
  --color-error: #cf2d56;
  /* Typography — Inter substitutes CursorGothic */
  --font-sans: "Inter", system-ui, "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
  /* Spacing */
  --space-xxs: 4px;
  --space-xs: 8px;
  --space-sm: 12px;
  --space-base: 16px;
  --space-md: 20px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-xxl: 48px;
  --space-section: 80px;
  /* Radius */
  --rounded-xs: 4px;
  --rounded-sm: 6px;
  --rounded-md: 8px;
  --rounded-lg: 12px;
  --rounded-pill: 9999px;
  /* Layout */
  --max-width: 1200px;
  --nav-height: 64px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.5;
  color: var(--color-body);
  background: var(--color-canvas);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--color-ink); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── Top nav ── */
.top-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-height);
  background: var(--color-canvas);
  border-bottom: 1px solid var(--color-hairline);
  display: flex;
  align-items: center;
}

.top-nav-inner {
  max-width: var(--max-width);
  width: 100%;
  margin: 0 auto;
  padding: 0 var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
}

.wordmark {
  font-size: 16px;
  font-weight: 500;
  color: var(--color-primary);
  letter-spacing: -0.01em;
  white-space: nowrap;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  list-style: none;
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  line-height: 1.4;
  color: var(--color-ink);
  text-decoration: none;
}

.nav-links a:hover { text-decoration: none; color: var(--color-muted); }

.nav-actions { display: flex; align-items: center; gap: var(--space-sm); }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-hairline-strong);
  border-radius: var(--rounded-md);
  padding: var(--space-xs) var(--space-sm);
  cursor: pointer;
  color: var(--color-ink);
  font-size: 14px;
}

/* ── Buttons ── */
.button-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 40px;
  padding: 10px 18px;
  background: var(--color-primary);
  color: var(--color-on-primary);
  font-size: 14px;
  font-weight: 500;
  line-height: 1;
  border: none;
  border-radius: var(--rounded-md);
  cursor: pointer;
  white-space: nowrap;
}

.button-primary:active { background: var(--color-primary-active); }
.button-primary:disabled { opacity: 0.45; cursor: not-allowed; }

.button-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 40px;
  padding: 10px 18px;
  background: var(--color-surface-card);
  color: var(--color-ink);
  font-size: 14px;
  font-weight: 500;
  border: 1px solid var(--color-hairline-strong);
  border-radius: var(--rounded-md);
  cursor: pointer;
}

.button-tertiary {
  background: none;
  border: none;
  color: var(--color-ink);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ── Layout ── */
.page { max-width: var(--max-width); margin: 0 auto; padding: 0 var(--space-lg); }

.hero-band {
  padding: var(--space-section) 0 var(--space-xxl);
  text-align: center;
}

.hero-band h1 {
  font-size: clamp(32px, 5vw, 72px);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--color-ink);
  max-width: 18ch;
  margin: 0 auto var(--space-lg);
}

.hero-band .subhead {
  font-size: 16px;
  line-height: 1.5;
  color: var(--color-body);
  max-width: 52ch;
  margin: 0 auto var(--space-xl);
}

.hero-ctas {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-base);
  flex-wrap: wrap;
  margin-bottom: var(--space-xxl);
}

/* ── IDE mockup card ── */
.ide-mockup-card {
  background: var(--color-surface-card);
  border: 1px solid var(--color-hairline);
  border-radius: var(--rounded-lg);
  overflow: hidden;
  text-align: left;
}

.ide-mockup-header {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--space-base);
  border-bottom: 1px solid var(--color-hairline-soft);
  background: var(--color-surface-card);
}

.ide-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--color-hairline-strong); }
.ide-dot:nth-child(1) { background: #e8a598; }
.ide-dot:nth-child(2) { background: #dfc895; }
.ide-dot:nth-child(3) { background: #9fc9a2; }

.ide-mockup-body {
  display: grid;
  grid-template-columns: 200px 1fr 220px;
  min-height: 360px;
}

.ide-sidebar {
  background: var(--color-canvas-soft);
  border-right: 1px solid var(--color-hairline-soft);
  padding: var(--space-base);
  font-size: 13px;
}

.ide-sidebar .section-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: var(--space-sm);
}

.ide-sidebar nav { display: flex; flex-direction: column; gap: var(--space-xxs); }

.ide-nav-item {
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--rounded-sm);
  font-size: 14px;
  font-weight: 500;
  color: var(--color-body);
  cursor: pointer;
  border: none;
  background: none;
  text-align: left;
  width: 100%;
}

.ide-nav-item.active {
  background: var(--color-surface-card);
  color: var(--color-ink);
  border: 1px solid var(--color-hairline);
}

.ide-main {
  padding: var(--space-lg);
  overflow: auto;
}

.ide-pane {
  background: var(--color-canvas-soft);
  border: 1px solid var(--color-hairline-soft);
  border-radius: var(--rounded-md);
  padding: var(--space-base);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.5;
  color: var(--color-body);
}

.ide-chat {
  background: var(--color-canvas-soft);
  border-left: 1px solid var(--color-hairline-soft);
  padding: var(--space-base);
  font-size: 13px;
}

/* ── Section ── */
.section { padding: var(--space-section) 0; }
.section-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: var(--space-sm);
}

.section-head {
  font-size: clamp(26px, 3vw, 36px);
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--color-ink);
  margin-bottom: var(--space-xl);
}

/* ── Feature cards ── */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-base);
  margin-bottom: var(--space-xl);
}

.feature-card {
  background: var(--color-surface-card);
  border: 1px solid var(--color-hairline);
  border-radius: var(--rounded-lg);
  padding: var(--space-lg);
}

.feature-card h3 {
  font-size: 18px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--color-ink);
  margin-bottom: var(--space-xs);
}

.feature-card p { font-size: 14px; color: var(--color-body); }

/* ── Metrics ── */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--space-base);
  margin: var(--space-xl) 0;
}

.metric-card {
  background: var(--color-surface-card);
  border: 1px solid var(--color-hairline);
  border-radius: var(--rounded-lg);
  padding: var(--space-base) var(--space-md);
}

.metric-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  color: var(--color-muted);
}

.metric-value {
  font-size: 26px;
  font-weight: 400;
  letter-spacing: -0.325px;
  color: var(--color-ink);
  margin-top: var(--space-xxs);
}

/* ── Badges & pills ── */
.badge-pill {
  display: inline-block;
  background: var(--color-surface-strong);
  color: var(--color-ink);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: var(--rounded-pill);
}

.badge-pill.selected {
  background: var(--color-ink);
  color: var(--color-canvas);
}

.badge-pass { color: var(--color-success); }
.badge-fail { color: var(--color-error); }
.badge-warn { color: var(--color-timeline-done); }

.category-tags { display: flex; flex-wrap: wrap; gap: var(--space-xs); margin: var(--space-base) 0; }

.category-tags .badge-pill {
  cursor: pointer;
  border: none;
  font-family: var(--font-sans);
}

.category-tags .badge-pill:not(.selected):hover {
  background: var(--color-hairline);
}

/* Timeline pills — audit run stages only */
.audit-timeline { display: flex; flex-direction: column; gap: var(--space-sm); margin: var(--space-xl) 0; }

.timeline-row {
  display: flex;
  align-items: flex-start;
  gap: var(--space-base);
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--color-hairline-soft);
}

.timeline-pill {
  flex-shrink: 0;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: var(--rounded-pill);
  color: var(--color-ink);
}

.timeline-pill.thinking { background: var(--color-timeline-thinking); }
.timeline-pill.grep { background: var(--color-timeline-grep); }
.timeline-pill.read { background: var(--color-timeline-read); }
.timeline-pill.edit { background: var(--color-timeline-edit); }
.timeline-pill.done { background: var(--color-timeline-done); color: var(--color-on-primary); }

.timeline-content { flex: 1; font-size: 14px; }
.timeline-content code { font-family: var(--font-mono); font-size: 13px; }

/* ── Tables ── */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--color-hairline);
  border-radius: var(--rounded-lg);
  background: var(--color-surface-card);
}

table { width: 100%; border-collapse: collapse; font-size: 14px; }

th, td {
  text-align: left;
  padding: var(--space-sm) var(--space-base);
  border-bottom: 1px solid var(--color-hairline-soft);
}

th {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  color: var(--color-muted);
  background: var(--color-canvas-soft);
}

tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--color-canvas-soft); }

td code, .code-block {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.5;
}

.code-block {
  background: var(--color-surface-card);
  border: 1px solid var(--color-hairline);
  border-radius: var(--rounded-lg);
  padding: var(--space-md);
  white-space: pre-wrap;
  color: var(--color-ink);
  margin: var(--space-sm) 0;
}

/* ── Forms ── */
.form-group { margin-bottom: var(--space-base); }

.form-group label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: var(--space-xs);
}

.text-input, select, textarea {
  width: 100%;
  background: var(--color-surface-card);
  color: var(--color-ink);
  border: 1px solid var(--color-hairline-strong);
  border-radius: var(--rounded-md);
  font-family: var(--font-sans);
  font-size: 14px;
  padding: 12px 16px;
}

.text-input, select { height: 44px; }

textarea {
  min-height: 140px;
  resize: vertical;
  line-height: 1.5;
}

.checkbox-row {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 14px;
  color: var(--color-body);
}

.status-card {
  background: var(--color-surface-card);
  border: 1px solid var(--color-hairline);
  border-radius: var(--rounded-lg);
  padding: var(--space-base);
  font-size: 14px;
  margin-top: var(--space-base);
}

.status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: var(--space-xxs);
}
.status-dot.ok { background: var(--color-success); }
.status-dot.warn { background: var(--color-timeline-done); }

/* ── Feedback ── */
.error-banner {
  display: none;
  background: var(--color-surface-card);
  border: 1px solid var(--color-error);
  color: var(--color-error);
  padding: var(--space-sm) var(--space-base);
  border-radius: var(--rounded-md);
  font-size: 14px;
  margin: var(--space-base) 0;
}

.error-banner.visible { display: block; }

.loading {
  display: none;
  align-items: center;
  gap: var(--space-sm);
  color: var(--color-muted);
  font-size: 14px;
  margin: var(--space-base) 0;
}
.loading.visible { display: flex; }

.spinner {
  width: 16px;
  height: 16px;
  border: 2px solid var(--color-hairline);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

.panel { display: none; }
.panel.active { display: block; }

.result-card {
  background: var(--color-surface-card);
  border: 1px solid var(--color-hairline);
  border-radius: var(--rounded-lg);
  padding: var(--space-lg);
  margin-top: var(--space-base);
}

.chart-row {
  display: grid;
  grid-template-columns: 160px 1fr 48px;
  align-items: center;
  gap: var(--space-sm);
  font-size: 14px;
  margin-bottom: var(--space-sm);
}

.bar-track {
  height: 8px;
  background: var(--color-canvas-soft);
  border-radius: var(--rounded-pill);
  overflow: hidden;
  border: 1px solid var(--color-hairline-soft);
}

.bar-fill {
  height: 100%;
  background: var(--color-ink);
  border-radius: var(--rounded-pill);
  transition: width 0.4s ease;
}

/* ── Footer ── */
.footer {
  border-top: 1px solid var(--color-hairline);
  padding: var(--space-xxl) var(--space-lg) var(--space-xl);
  margin-top: var(--space-section);
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--space-xl);
}

.footer h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: var(--space-sm);
}

.footer a {
  display: block;
  font-size: 14px;
  color: var(--color-body);
  margin-bottom: var(--space-xs);
  text-decoration: none;
}

.footer-link {
  display: block;
  font-size: 14px;
  color: var(--color-muted-soft);
  margin-bottom: var(--space-xs);
}

.footer a:hover { color: var(--color-ink); }

.footer-copy {
  max-width: var(--max-width);
  margin: var(--space-xl) auto 0;
  padding: 0 var(--space-lg);
  font-size: 14px;
  color: var(--color-muted-soft);
  text-align: center;
}

/* ── Responsive ── */
@media (max-width: 1024px) {
  .ide-mockup-body { grid-template-columns: 160px 1fr; }
  .ide-chat { display: none; }
}

@media (max-width: 768px) {
  .nav-links, .nav-actions .button-secondary { display: none; }
  .nav-toggle { display: block; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: var(--color-canvas);
    border-bottom: 1px solid var(--color-hairline);
    padding: var(--space-base) var(--space-lg);
  }
  .ide-mockup-body { grid-template-columns: 1fr; }
  .ide-sidebar { display: none; }
}

@media (max-width: 640px) {
  .hero-band { padding: var(--space-xxl) 0; }
  .metrics-grid { grid-template-columns: 1fr 1fr; }
  .chart-row { grid-template-columns: 1fr; gap: var(--space-xxs); }
}