/* Fairy Tale LP — Müller-Brockmann modular grid (12 cols, 8px baseline) */

:root {
  /* Grid tokens — single source of truth (overlay reads the same vars) */
  --cols: 12;
  --bl: 8px;
  --lh: 24px;
  --gutter: 24px;
  --margin: 32px;
  --maxw: 1200px;

  /* Brand palette (kept from prior design) */
  --paper: #fbf3e6;
  --paper-deep: #efd8b5;
  --ink: #231815;
  --ink-soft: #6d574a;
  --moss: #315a48;
  --rose: #b94f62;
  --plum: #3a2748;
  --gold: #c28b33;
  --lantern: #f8ce73;
  --line: rgba(35, 24, 21, 0.16);
  --line-strong: rgba(35, 24, 21, 0.28);
  --shadow: 0 16px 48px rgba(58, 39, 72, 0.14);
  --radius: 8px;
}

@media (min-width: 720px) {
  :root { --margin: 48px; }
}
@media (min-width: 1080px) {
  :root { --margin: 72px; }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: var(--lh);
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }
img { display: block; max-width: 100%; }

/* ---------- Type rhythm — all line-heights are multiples of --bl ---------- */
h1, h2, h3, h4 { margin: 0; }
p, ul, ol, dl, dd, figure { margin: 0; }

/* ---------- The wrap: every section's content lives in this box ---------- */
.wrap {
  position: relative;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--margin);
}

/* ---------- The band: a 12-col subgrid row inside .wrap ---------- */
.band {
  display: grid;
  grid-template-columns: repeat(var(--cols), 1fr);
  column-gap: var(--gutter);
  align-items: start;
}

/* Column-line helpers (used inline via class) */
.c-1-13 { grid-column: 1 / 13; }
.c-1-7  { grid-column: 1 / 7; }
.c-1-8  { grid-column: 1 / 8; }
.c-1-9  { grid-column: 1 / 9; }
.c-7-13 { grid-column: 7 / 13; }
.c-8-13 { grid-column: 8 / 13; }
.c-9-13 { grid-column: 9 / 13; }

/* ---------- Skip link ---------- */
.skip-link {
  position: absolute;
  left: 16px;
  top: 16px;
  z-index: 10;
  padding: 8px 16px;
  background: var(--ink);
  color: var(--paper);
  transform: translateY(-200%);
}
.skip-link:focus { transform: translateY(0); }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  background: rgba(251, 243, 230, 0.88);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
  min-height: 72px;
}

.brand img { width: 152px; height: auto; }

.nav-links {
  display: flex;
  justify-content: center;
  gap: 4px;
  font-size: 14px;
}
.nav-links a,
.github-link,
.lang-switch a {
  padding: 8px 12px;
  border-radius: 999px;
  text-decoration: none;
  line-height: var(--lh);
}
.nav-links a:hover,
.github-link:hover,
.lang-switch a:hover {
  background: rgba(49, 90, 72, 0.10);
}

.header-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
}

.lang-switch {
  display: inline-flex;
  gap: 2px;
  padding: 2px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 252, 245, 0.58);
  font-size: 12px;
  font-weight: 800;
}
.lang-switch a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 32px;
  min-height: 28px;
  padding: 0 8px;
}
.lang-switch a.active { background: var(--moss); color: #fff8ec; }

.github-link {
  border: 1px solid var(--ink);
  font-weight: 700;
}

/* ---------- HERO ---------- */
.hero { padding: 64px 0 96px; }
.hero .band {
  align-items: center;
  row-gap: 32px;
}

.hero-copy { grid-column: 1 / 8; }
.hero-art  { grid-column: 8 / 13; }

.eyebrow,
.section-kicker {
  margin: 0 0 16px;
  color: var(--moss);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  line-height: var(--lh);
  text-transform: uppercase;
}

h1, h2 {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 700;
}

h1 {
  font-size: clamp(36px, 4.8vw, 60px);
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin-bottom: 24px;
}

@media (max-width: 1080px) {
  h1 { font-size: clamp(34px, 5vw, 52px); }
}

.hero-lede {
  max-width: 540px;
  color: var(--ink-soft);
  font-size: 18px;
  line-height: var(--lh);
  margin-bottom: 32px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 40px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  padding: 0 20px;
  border-radius: 999px;
  font-weight: 700;
  text-decoration: none;
  line-height: 48px;
}
.button.primary { background: var(--plum); color: #fff8ec; }
.button.secondary {
  border: 1px solid var(--line-strong);
  background: transparent;
}

.trust-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--line);
}
.trust-strip > div {
  padding: 16px;
  background: rgba(255, 252, 245, 0.68);
}
.trust-strip dt {
  color: var(--rose);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
  font-weight: 800;
  line-height: var(--lh);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.trust-strip dd {
  margin: 0;
  font-size: 14px;
  font-weight: 700;
  line-height: var(--lh);
}

.hero-art { margin: 0; position: relative; }
.hero-art img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.hero-art figcaption {
  margin-top: 16px;
  color: var(--moss);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  line-height: var(--lh);
  text-align: right;
}

/* ---------- Sections — uniform vertical rhythm ---------- */
.section,
.intro-band {
  padding: 96px 0;
  border-top: 1px solid var(--line);
}

.intro-band .band { row-gap: 24px; }
.intro-band .symbol-card { grid-column: 1 / 6; }
.intro-band .intro-text  { grid-column: 6 / 13; }

.symbol-card {
  border-top: 3px solid var(--gold);
  padding-top: 24px;
}

.symbol-mark,
.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 28px;
  min-width: 56px;
  padding: 0 12px;
  margin-bottom: 16px;
  border: 1px solid rgba(49, 90, 72, 0.35);
  border-radius: 999px;
  color: var(--moss);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
  font-weight: 800;
  line-height: 28px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.intro-band h2 {
  font-size: clamp(28px, 3.6vw, 44px);
  line-height: 48px;
}

.intro-band p {
  color: var(--ink-soft);
  font-size: clamp(17px, 1.6vw, 20px);
  line-height: 32px;
}

/* Section heading band */
.section > .wrap > .section-heading {
  display: grid;
  grid-template-columns: repeat(var(--cols), 1fr);
  column-gap: var(--gutter);
  margin-bottom: 56px;
}
.section-heading .section-kicker { grid-column: 1 / 13; }
.section-heading h2 { grid-column: 1 / 8; }
.section-heading > p { grid-column: 8 / 13; }

.section-heading h2 {
  font-size: clamp(32px, 4.4vw, 56px);
  line-height: 64px;
}
.section-heading > p {
  color: var(--ink-soft);
  font-size: 17px;
  line-height: var(--lh);
  align-self: end;
}

/* ---------- Spellbook (feature grid) ---------- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(var(--cols), 1fr);
  column-gap: var(--gutter);
  row-gap: var(--gutter);
}
.feature-grid article {
  grid-column: span 3;
  min-height: 280px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 252, 245, 0.78);
  display: flex;
  flex-direction: column;
}
.feature-grid h3 {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 22px;
  line-height: 32px;
  margin: 0 0 16px;
}
.feature-grid p {
  color: var(--ink-soft);
  font-size: 15px;
  line-height: var(--lh);
}

/* ---------- Snapshot (full-width background, content stays in .wrap) ---------- */
.snapshot {
  color: #fff8ec;
  background:
    linear-gradient(135deg, rgba(35, 24, 21, 0.92), rgba(58, 39, 72, 0.92)),
    var(--plum);
  border-top: 0;
}
.snapshot .section-kicker,
.snapshot .section-heading > p {
  color: var(--lantern);
}

.snapshot-table {
  border: 1px solid rgba(255, 248, 236, 0.20);
  border-radius: var(--radius);
  overflow-x: auto;
  margin-top: 48px;
}
table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
}
th, td {
  padding: 16px 20px;
  border-bottom: 1px solid rgba(255, 248, 236, 0.16);
  text-align: left;
  vertical-align: top;
  font-size: 14px;
  line-height: var(--lh);
}
tbody tr:last-child td { border-bottom: 0; }
th {
  color: var(--lantern);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
td.ft { color: #ffd97a; font-weight: 800; }
td.pos { color: #9bd8ad; font-weight: 700; }
td.neg { color: #e89b9b; font-weight: 700; }
td.ref { color: rgba(255, 248, 236, 0.7); font-weight: 600; font-style: italic; }

/* ---------- Chart (snapshot bar chart) ---------- */
.snapshot .chart {
  margin: 0 0 8px;
  padding: 32px;
  border: 1px solid rgba(255, 248, 236, 0.20);
  border-radius: var(--radius);
  background: rgba(255, 248, 236, 0.03);
}
.chart-caption {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 32px;
}
.chart-title {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 22px;
  line-height: 32px;
  color: #fff8ec;
}
.chart-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
  letter-spacing: 0.04em;
  color: rgba(255, 248, 236, 0.78);
}
.chart-legend .lg {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.chart-legend .lg::before {
  content: "";
  width: 12px;
  height: 12px;
  border-radius: 3px;
  background: currentColor;
}
.chart-legend .lg-fable { color: #8a7657; }
.chart-legend .lg-base  { color: #a89684; }
.chart-legend .lg-ft    { color: #ffd97a; }

.chart-grid {
  display: grid;
  row-gap: 24px;
}
.chart-row {
  display: grid;
  grid-template-columns: 200px 1fr;
  column-gap: 24px;
  align-items: center;
}
.chart-label {
  font-size: 14px;
  font-weight: 700;
  color: #fff8ec;
  line-height: 1.3;
}
.chart-label small {
  display: block;
  margin-top: 4px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: rgba(255, 248, 236, 0.6);
}
.chart-bars {
  display: grid;
  row-gap: 6px;
}
.bar {
  position: relative;
  height: 18px;
  border-radius: 3px;
  background: currentColor;
  width: calc(var(--v) * 1%);
  min-width: 2px;
  opacity: 0.55;
  transition: width 400ms cubic-bezier(0.25, 1, 0.5, 1), opacity 200ms ease;
}
.bar span {
  position: absolute;
  left: calc(100% + 8px);
  top: 50%;
  transform: translateY(-50%);
  color: rgba(255, 248, 236, 0.7);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}
.bar-fable { color: #8a7657; }
.bar-base  { color: #a89684; }
.bar-ft {
  color: #ffd97a;
  height: 22px;
  margin-top: -2px;
  opacity: 1;
  background: linear-gradient(90deg, #ffd97a 0%, #f8ce73 100%);
  box-shadow:
    0 0 0 1px rgba(255, 217, 122, 0.4),
    0 0 24px rgba(248, 206, 115, 0.35);
}
.bar-ft span {
  color: #fff8ec;
  font-weight: 800;
  font-size: 13px;
}
.bar-na    { background: transparent; border: 1px dashed rgba(255, 248, 236, 0.22); opacity: 1; }
.bar-na span { color: rgba(255, 248, 236, 0.4); left: 8px; }

.chart-note {
  margin: 24px 0 0;
  font-size: 12px;
  line-height: var(--lh);
  color: rgba(255, 248, 236, 0.62);
}

/* ---------- Metric block (legal feedback retry) ---------- */
.metric-block {
  margin-top: 48px;
  padding: 32px;
  border: 1px solid rgba(255, 248, 236, 0.20);
  border-radius: var(--radius);
  background: rgba(255, 248, 236, 0.03);
}
.metric-block-head {
  margin-bottom: 24px;
}
.metric-block-head .section-kicker {
  margin: 0 0 8px;
  color: var(--lantern);
}
.metric-block-head p {
  color: rgba(255, 248, 236, 0.72);
  font-size: 14px;
  line-height: var(--lh);
}
.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
}
.metric {
  display: grid;
  row-gap: 8px;
}
.metric-label {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255, 248, 236, 0.7);
}
.metric-bar {
  position: relative;
  height: 6px;
  border-radius: 3px;
  background: rgba(255, 248, 236, 0.08);
  overflow: hidden;
}
.metric-from,
.metric-to {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  border-radius: 3px;
  transition: width 400ms cubic-bezier(0.25, 1, 0.5, 1);
}
.metric-from {
  width: calc(var(--w) * 1%);
  background: rgba(168, 150, 132, 0.55);
}
.metric-to {
  width: calc(var(--w) * 1%);
  background: linear-gradient(90deg, #ffd97a 0%, #f8ce73 100%);
  box-shadow: 0 0 16px rgba(248, 206, 115, 0.4);
}
.metric-bar .metric-from { z-index: 1; }
.metric-bar .metric-to   { z-index: 2; }
.metric-bar-inv .metric-to {
  background: linear-gradient(90deg, #9bd8ad 0%, #7fc995 100%);
  box-shadow: 0 0 16px rgba(143, 216, 163, 0.4);
}
.metric-values {
  font-size: 14px;
  color: rgba(255, 248, 236, 0.78);
}
.metric-values b {
  color: rgba(255, 248, 236, 0.55);
  font-weight: 500;
}
.metric-values strong {
  color: #fff8ec;
  font-weight: 800;
}
.metric-delta {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  font-weight: 800;
}
.metric-delta.pos { color: #8fd8a3; }
.metric-delta.neg { color: #e89b9b; }

@media (max-width: 860px) {
  .chart-row { grid-template-columns: 1fr; row-gap: 12px; }
  .metric-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 560px) {
  .snapshot .chart, .metric-block { padding: 24px; }
  .metric-grid { grid-template-columns: 1fr; }
  .bar span { font-size: 11px; }
}

/* ---------- Samples ---------- */
.sample-list { border-top: 1px solid var(--line); }
.sample-list a {
  display: grid;
  grid-template-columns: repeat(var(--cols), 1fr);
  column-gap: var(--gutter);
  align-items: baseline;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
}
.sample-list a:hover strong { color: var(--rose); }
.sample-list span {
  grid-column: 1 / 2;
  color: var(--gold);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 32px;
  line-height: 40px;
}
.sample-list strong {
  grid-column: 2 / 8;
  font-size: 20px;
  line-height: 32px;
  font-weight: 700;
}
.sample-list em {
  grid-column: 8 / 13;
  color: var(--ink-soft);
  font-style: normal;
  font-size: 15px;
  line-height: var(--lh);
}

/* ---------- Install (command panel) ---------- */
.command-panel {
  display: grid;
  grid-template-columns: repeat(var(--cols), 1fr);
  column-gap: var(--gutter);
  row-gap: 16px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 252, 245, 0.66);
}
.tabs {
  grid-column: 1 / 13;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.command-body { grid-column: 1 / 10; min-width: 0; }
.copy-button  { grid-column: 10 / 13; align-self: start; height: 40px; }

.tab,
.copy-button {
  height: 40px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.36);
  color: var(--ink);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  line-height: 38px;
}
.tab { padding: 0 16px; }
.tab.active { background: var(--moss); color: #fff8ec; border-color: var(--moss); }

pre {
  margin: 0;
  overflow-x: auto;
  border-radius: var(--radius);
  background: #211915;
  color: #fff8ec;
}
code {
  display: block;
  padding: 24px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 13px;
  line-height: var(--lh);
}
.copy-button {
  padding: 0 16px;
  background: var(--plum);
  color: #fff8ec;
  border-color: var(--plum);
  justify-self: end;
  min-width: 144px;
}

/* ---------- Boundaries ---------- */
.boundary-list {
  display: grid;
  grid-template-columns: repeat(var(--cols), 1fr);
  column-gap: var(--gutter);
  row-gap: var(--gutter);
  padding: 0;
  list-style: none;
}
.boundary-list li {
  grid-column: span 3;
  min-height: 144px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 252, 245, 0.56);
  color: var(--ink);
  font-size: 15px;
  font-weight: 600;
  line-height: var(--lh);
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 48px 0;
}
.site-footer .wrap {
  display: grid;
  grid-template-columns: repeat(var(--cols), 1fr);
  column-gap: var(--gutter);
  row-gap: 16px;
  align-items: center;
}
.site-footer img { grid-column: 1 / 4; width: 152px; }
.site-footer p   { grid-column: 4 / 10; color: var(--ink-soft); font-size: 14px; line-height: var(--lh); }
.site-footer a   { grid-column: 10 / 13; font-weight: 700; text-align: right; }

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .hero-copy { grid-column: 1 / 8; }
  .hero-art  { grid-column: 8 / 13; }
  .feature-grid article { grid-column: span 6; }
  .boundary-list li { grid-column: span 6; }
}

@media (max-width: 860px) {
  .nav-links { display: none; }
  .hero { padding: 48px 0 64px; }
  .hero-copy { grid-column: 1 / 13; }
  .hero-art  { grid-column: 1 / 13; }
  .section, .intro-band { padding: 64px 0; }
  .intro-band .symbol-card { grid-column: 1 / 13; }
  .intro-band .intro-text  { grid-column: 1 / 13; }
  .section-heading h2 { grid-column: 1 / 13; }
  .section-heading > p { grid-column: 1 / 13; }
  .sample-list span    { grid-column: 1 / 3; }
  .sample-list strong  { grid-column: 3 / 13; }
  .sample-list em      { grid-column: 3 / 13; }
  .command-body, .copy-button { grid-column: 1 / 13; }
  .copy-button { justify-self: stretch; }
  .site-footer img { grid-column: 1 / 13; }
  .site-footer p   { grid-column: 1 / 13; }
  .site-footer a   { grid-column: 1 / 13; text-align: left; }
}

@media (max-width: 560px) {
  :root { --margin: 24px; }
  .feature-grid article { grid-column: 1 / 13; min-height: 0; }
  .boundary-list li     { grid-column: 1 / 13; min-height: 0; }
  .trust-strip { grid-template-columns: 1fr; }
  h1 { font-size: 40px; line-height: 48px; }
  .section-heading h2 { font-size: 32px; line-height: 40px; }
  .intro-band h2 { font-size: 26px; line-height: 32px; }
  .brand img { width: 128px; }
}