/* ───── Brand Tokens ─────
   Source: assets/brand.md — do not introduce values not present there.
   font-display: DM Sans
   font-body: IBM Plex Sans
   font-mono: IBM Plex Mono
   radius: 0px
   space-unit: 4px
   stance: dense
   ───────────────────── */

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

@font-face {
  font-family: 'DM Sans';
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url(https://fonts.gstatic.com/s/dmsans/v15/rP2Yp2ywxg089UriI5-g4vlH9VoD8Cmcqbu0-K6z9mXgjU0.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'IBM Plex Sans';
  font-style: normal;
  font-weight: 400 600;
  font-display: swap;
  src: url(https://fonts.gstatic.com/s/ibmplexsans/v21/zYX9KVElMYYaJe8bpLHnCwDKjQ76AIFsdP3pBms.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 400 600;
  font-display: swap;
  src: url(https://fonts.gstatic.com/s/ibmplexmono/v19/-F6pfjptAgt5VM-kVkqdyU8n1F1wq3JgegU.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/* Fallback: if woff2 doesn't load, fall back to system fonts via link preload in HTML */
:root {
  /* Tokens from brand.md */
  --font-display: 'DM Sans', system-ui, sans-serif;
  --font-body: 'IBM Plex Sans', system-ui, sans-serif;
  --font-mono: 'IBM Plex Mono', 'SF Mono', 'Consolas', 'Liberation Mono', monospace;
  --radius: 0px;
  --space: 4px;

  /* Palette — dark ground for incident-response tool */
  --color-bg: #0d0d0d;
  --color-surface: #161616;
  --color-surface-hover: #1e1e1e;
  --color-border: #2a2a2a;

  --color-text-primary: #e5e5e5;
  --color-text-muted: #777777;
  --color-text-dim: #555555;

  --color-accent: #eab308;
  --color-action: #0ea5e9;
  --color-danger: #ef4444;
  --color-success: #22c55e;
}

html {
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  color: var(--color-text-primary);
  background: var(--color-bg);
  min-height: 100vh;
  line-height: 1.6;
}

/* ───── Typography ───── */

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.2;
}

h1 { font-size: 2.2rem; letter-spacing: -0.02em; }
h2 { font-size: 1.5rem; letter-spacing: -0.015em; margin-bottom: 12px; }
h3 { font-size: 1.15rem; letter-spacing: -0.01em; }

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

code, .mono {
  font-family: var(--font-mono);
}

small, .text-small {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* ───── Shared nav ───── */

.page-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: 0 16px;
  height: 48px;
  display: flex;
  align-items: center;
  gap: 12px;
  position: sticky;
  top: 0;
  z-index: 100;
}

.page-header .logo-link {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--color-text-primary);
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: -0.01em;
  margin-right: 24px;
}
.page-header .logo-link:hover { text-decoration: none; }

.page-header nav {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-left: auto;
}

.page-header nav a {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  font-weight: 500;
  text-decoration: none;
  transition: color 100ms ease;
}
.page-header nav a:hover { color: var(--color-text-primary); }
.page-header nav a.active { color: var(--color-accent); }

/* ───── Page column ───── */

.page {
  max-width: 800px;
  margin: 0 auto;
  padding: 32px 16px 48px;
}

.section {
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-border);
}
.section:last-child { border-bottom: none; }

/* ───── Eyebrow / section number ───── */

.section-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: 8px;
}

/* ───── Hero ───── */

.hero {
  margin-bottom: 40px;
}

.hero-headline {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.025em;
  margin-bottom: 12px;
  max-width: 640px;
}

.hero-headline .hl-accent {
  color: var(--color-accent);
}

.hero-sub {
  font-size: 1rem;
  color: var(--color-text-muted);
  max-width: 560px;
  margin-bottom: 24px;
  line-height: 1.6;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

/* ───── Buttons ───── */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 500;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  color: var(--color-text-primary);
  cursor: pointer;
  text-decoration: none;
  transition: background 100ms ease, border-color 100ms ease;
  white-space: nowrap;
}
.btn:hover { background: var(--color-surface-hover); border-color: var(--color-text-muted); text-decoration: none; }
.btn:active { background: #282828; }

.btn-accent {
  background: var(--color-accent);
  color: #0d0d0d;
  border-color: var(--color-accent);
  font-weight: 600;
}
.btn-accent:hover { background: #facc15; border-color: #facc15; }
.btn-accent:active { background: #ca8a04; }

.btn-action {
  background: var(--color-action);
  color: #0d0d0d;
  border-color: var(--color-action);
  font-weight: 600;
}
.btn-action:hover { background: #38bdf8; border-color: #38bdf8; }
.btn-action:active { background: #0284c7; }

.btn-sm {
  padding: 4px 10px;
  font-size: 0.78rem;
}

/* ───── How it works (three items, ruled row) ───── */

.how-row {
  display: flex;
  border: 1px solid var(--color-border);
  margin-bottom: 8px;
}

.how-item {
  flex: 1;
  padding: 16px;
  border-right: 1px solid var(--color-border);
}
.how-item:last-child { border-right: none; }

.how-item .how-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-accent);
  margin-bottom: 6px;
}

.how-item .how-desc {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* ───── Features list (single-column ruled) ───── */

.features-list {
  list-style: none;
}

.features-list li {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 8px 0;
  border-bottom: 1px solid var(--color-border);
}
.features-list li:last-child { border-bottom: none; }

.feature-name {
  width: 160px;
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.feature-desc {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* ───── Pipeline figure ───── */

.pipeline-figure {
  margin: 24px 0 0;
  width: 100%;
  max-width: 720px;
}

/* ───── What it cannot do ───── */

.limits-list {
  list-style: none;
}

.limits-list li {
  padding: 8px 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}
.limits-list li:last-child { border-bottom: none; }

.limits-list .limit-label {
  font-family: var(--font-mono);
  color: var(--color-text-muted);
  font-weight: 500;
}

/* ───── Objection / FAQ ───── */

.obj-item {
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border);
}
.obj-item:last-child { border-bottom: none; }

.obj-q {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 4px;
}

.obj-a {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* ───── Screen-reader only ───── */

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ───── Pricing ───── */

.pricing-row {
  display: flex;
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
}

.pricing-tier {
  flex: 1;
  background: var(--color-surface);
  padding: 20px 16px;
  display: flex;
  flex-direction: column;
}

.pricing-tier.highlighted {
  background: var(--color-surface-hover);
  border: 2px solid var(--color-accent);
}

.pricing-name {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.pricing-price {
  font-family: var(--font-mono);
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 12px;
}

.pricing-price .price-sub {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  font-weight: 400;
}

.pricing-desc {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  margin-bottom: 8px;
  line-height: 1.5;
  flex: 1;
}

.pricing-features {
  list-style: none;
  margin-bottom: 16px;
}

.pricing-features li {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  padding: 4px 0;
  border-bottom: 1px solid var(--color-border);
}
.pricing-features li:last-child { border-bottom: none; }
.pricing-features .check { color: var(--color-success); }
.pricing-features .no-check { color: var(--color-text-dim); }

/* ───── Mock checkout form ───── */

.checkout-box {
  border: 1px solid var(--color-border);
  padding: 20px;
  margin-top: 16px;
  background: var(--color-surface);
}

.checkout-box label {
  display: block;
  font-size: 0.82rem;
  color: var(--color-text-muted);
  margin-bottom: 4px;
}

.checkout-box input {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  font-size: 0.88rem;
  margin-bottom: 12px;
}
.checkout-box input:focus { outline: none; border-color: var(--color-accent); }

.demo-note {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-accent);
  margin-top: 8px;
  padding: 8px 12px;
  border: 1px solid var(--color-accent);
  text-align: center;
}

/* ───── Privacy / Terms text ───── */

.legal-text {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.legal-text p { margin-bottom: 14px; }
.legal-text h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin: 24px 0 8px;
}
.legal-text ul { margin: 0 0 14px 20px; }
.legal-text li { margin-bottom: 6px; }

/* ───── Footer ───── */

.page-footer {
  border-top: 1px solid var(--color-border);
  padding: 20px 16px;
  max-width: 800px;
  margin: 0 auto;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 20px;
  font-size: 0.8rem;
}

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

.footer-copy {
  font-size: 0.72rem;
  color: var(--color-text-dim);
  margin-top: 12px;
}

/* ───── App-specific: textarea, results ───── */

.app-layout {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.input-section label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: 6px;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.input-section textarea {
  width: 100%;
  min-height: 160px;
  max-height: 400px;
  padding: 12px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 1.55;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg);
  color: var(--color-text-primary);
  resize: vertical;
}
.input-section textarea:focus { outline: none; border-color: var(--color-action); }
.input-section textarea::placeholder { color: var(--color-text-dim); }

.actions-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: 6px;
}

.stats-line {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  margin-left: auto;
  font-family: var(--font-mono);
}

/* ───── Controls bar ───── */

.controls-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
}

.controls-bar label {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-family: var(--font-mono);
}

.controls-bar select,
.controls-bar input[type="search"] {
  padding: 4px 8px;
  font-size: 0.82rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg);
  color: var(--color-text-primary);
  font-family: var(--font-mono);
}
.controls-bar select:focus,
.controls-bar input[type="search"]:focus { outline: none; border-color: var(--color-action); }

.controls-bar .spacer { flex: 1; }

/* ───── Results table ───── */

.results-area { border: 1px solid var(--color-border); overflow: hidden; }
.results-area.hidden { display: none; }

.results-table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
}

.results-table th {
  background: var(--color-surface);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  padding: 8px 10px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}

.col-count { width: 60px; }
.col-level { width: 70px; }
.col-example { width: 260px; }
.col-actions { width: 80px; }

.results-table td {
  padding: 6px 10px;
  font-size: 0.82rem;
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
  line-height: 1.5;
  overflow: hidden;
  text-overflow: ellipsis;
}
.results-table tr:last-child td { border-bottom: none; }

.results-table tbody tr { transition: background 100ms ease; }
.results-table tbody tr:hover { background: var(--color-surface-hover); }

.cell-count {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.9rem;
  text-align: right;
  color: var(--color-accent);
}

.cell-pattern {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  word-break: break-all;
}

.cell-example {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-muted);
  word-break: break-all;
  white-space: pre-wrap;
}

.cell-actions { text-align: center; }

.badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 600;
  padding: 2px 6px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.badge-error   { background: var(--color-danger); color: #0d0d0d; }
.badge-warn    { background: var(--color-accent); color: #0d0d0d; }
.badge-info    { background: var(--color-action); color: #0d0d0d; }
.badge-debug   { background: var(--color-text-dim); color: var(--color-text-primary); }
.badge-trace   { background: var(--color-text-dim); color: var(--color-text-primary); }
.badge-fatal   { background: var(--color-danger); color: #fff; }
.badge-notice  { background: var(--color-success); color: #0d0d0d; }
.badge-emerg   { background: var(--color-danger); color: #fff; }
.badge-alert   { background: var(--color-danger); color: #fff; }
.badge-crit    { background: var(--color-danger); color: #fff; }

.empty-state {
  padding: 40px 16px;
  text-align: center;
  color: var(--color-text-dim);
  font-size: 0.88rem;
}
.empty-state.hidden { display: none; }

/* ───── Responsive ───── */

@media (max-width: 700px) {
  html { font-size: 14px; }
  h1 { font-size: 1.7rem; }
  .hero-headline { font-size: 1.8rem; }

  .how-row { flex-direction: column; }
  .how-item { border-right: none; border-bottom: 1px solid var(--color-border); }
  .how-item:last-child { border-bottom: none; }

  .features-list li { flex-direction: column; gap: 4px; }
  .feature-name { width: auto; }

  .pricing-row { flex-direction: column; }
  .pricing-tier.highlighted { margin: 0; }
  .pricing-tier { border-bottom: 1px solid var(--color-border); }

  .page { padding: 20px 12px 32px; }
  .page-header { padding: 0 12px; }
  .page-header .logo-link { margin-right: 12px; }
  .page-header nav { gap: 12px; }

  .col-example { display: none; }
  .controls-bar { flex-direction: column; align-items: stretch; gap: 6px; }
  .controls-bar .spacer { display: none; }
  .stats-line { margin-left: 0; }
}

@media (max-width: 480px) {
  .page-header { height: 44px; }
  .page-header nav { gap: 8px; }
  .page-header nav a { font-size: 0.78rem; }
  .pipeline-figure { display: none; }
}