/* ============================================================
 * Parcel Toolkit — design system
 * Red accent on warm white · navy for MCP · system sans + ui-monospace
 * Sentence case throughout · small radius · no borders on cards
 * ============================================================ */

/* ── Reset ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
body, h1, h2, h3, h4, h5, h6, p, ul, ol, figure, blockquote, dl, dd { margin: 0; padding: 0; }
ul, ol { list-style: none; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; background: none; border: 0; color: inherit; padding: 0; }
input, textarea, select { font: inherit; }
html { -webkit-text-size-adjust: 100%; }

/* ── Tokens (red & off-white, default) ─────────────────── */
:root {
  --pt-bg:        #FAFAF7;
  --pt-surface:   #FFFFFF;
  --pt-sunken:    #F4F2ED;
  --pt-hairline:  #ECE9E1;

  --pt-ink:       #17150F;
  --pt-ink-2:     #45413A;
  --pt-muted:     #807B70;
  --pt-faint:     #B6B1A4;

  /* Accent — cheery pillarbox red */
  --pt-accent:    #C8322A;
  --pt-accent-ink:#9A1B13;
  --pt-accent-bg: #FBE7E2;

  /* Navy — reserved for MCP */
  --pt-navy:      #1E2A5B;
  --pt-navy-ink:  #101B42;
  --pt-navy-bg:   #E4E7F1;

  --pt-success:   oklch(0.58 0.09 150);
  --pt-success-bg:oklch(0.95 0.04 150);
  --pt-pending:   oklch(0.62 0.03 80);
  --pt-pending-bg:oklch(0.95 0.01 80);

  --pt-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, "Helvetica Neue", Arial, sans-serif;
  --pt-mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  --pt-serif: Georgia, "Times New Roman", serif;

  --r-2: 3px; --r-3: 5px; --r-4: 7px; --r-5: 10px;

  --shadow-1: 0 1px 0 rgba(23,21,15,0.03), 0 1px 3px rgba(23,21,15,0.06), 0 4px 10px rgba(23,21,15,0.04);
  --shadow-2: 0 1px 0 rgba(23,21,15,0.04), 0 4px 8px rgba(23,21,15,0.07), 0 14px 32px rgba(23,21,15,0.06);
}

/* ── Base ──────────────────────────────────────────────── */
html, body {
  background: var(--pt-bg);
  color: var(--pt-ink);
  font-family: var(--pt-sans);
  font-size: 16px;
  line-height: 1.55;
  letter-spacing: -0.005em;
  font-variant-numeric: tabular-nums;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 { font-weight: 560; letter-spacing: -0.02em; color: var(--pt-ink); }
h1 { font-size: 56px; line-height: 1.05; letter-spacing: -0.03em; }
h2 { font-size: 34px; line-height: 1.15; letter-spacing: -0.025em; }
h3 { font-size: 20px; line-height: 1.3;  letter-spacing: -0.015em; font-weight: 550; }
h4 { font-size: 15px; line-height: 1.35; font-weight: 550; }
p  { color: var(--pt-ink-2); }
strong { font-weight: 550; color: var(--pt-ink); }

/* ── Type utilities ───────────────────────────────────── */
.pt-mono { font-family: var(--pt-mono); }
.pt-eyebrow {
  font-family: var(--pt-mono);
  font-size: 11.5px;
  color: var(--pt-accent-ink);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  display: inline-block;
}

.pt-rule { height: 2px; width: 48px; background: var(--pt-accent); border-radius: 2px; }
.pt-rule-center { margin-left: auto; margin-right: auto; }

.pt-stamp {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 3px 9px;
  font-family: var(--pt-mono);
  font-size: 10.5px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--pt-accent);
  border: 1px solid var(--pt-accent);
  border-radius: 2px;
  background: rgba(255,255,255,0.5);
}

/* ── Wordmark ─────────────────────────────────────────── */
.pt-wordmark {
  font-family: var(--pt-sans);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--pt-ink);
  display: inline-flex;
  align-items: baseline;
  font-size: 19px;
}
.pt-wordmark .wm-sub { font-weight: 430; color: var(--pt-ink-2); margin-left: 0.22em; }
.pt-wordmark .wm-dot {
  width: 6px; height: 6px; border-radius: 999px;
  background: var(--pt-accent);
  display: inline-block;
  align-self: flex-end;
  margin-bottom: 3px;
  margin-left: 2px;
}

/* ── Buttons ─────────────────────────────────────────── */
.pt-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--pt-sans);
  font-size: 14.5px;
  font-weight: 520;
  letter-spacing: -0.005em;
  padding: 10px 16px;
  border-radius: var(--r-4);
  transition: background 120ms ease, color 120ms ease, transform 120ms ease, box-shadow 120ms ease;
  white-space: nowrap;
}
.pt-btn svg { flex: 0 0 auto; }

.pt-btn-primary {
  background: var(--pt-ink);
  color: var(--pt-bg);
  box-shadow: 0 1px 2px rgba(23,21,15,0.15);
}
.pt-btn-primary:hover { background: #000; }

.pt-btn-secondary {
  background: var(--pt-sunken);
  color: var(--pt-ink);
}
.pt-btn-secondary:hover { background: var(--pt-hairline); }

.pt-btn-accent {
  background: var(--pt-accent);
  color: #FFF8F6;
  box-shadow: 0 1px 0 rgba(255,255,255,0.2) inset, 0 2px 6px rgba(200,50,42,0.22);
}
.pt-btn-accent:hover { background: var(--pt-accent-ink); }

.pt-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--pt-ink);
  font-weight: 500;
  font-size: 14.5px;
  border-bottom: 1px solid transparent;
  padding-bottom: 1px;
  transition: border-color 120ms ease;
}
.pt-link:hover { border-bottom-color: var(--pt-accent); }
.pt-link .arrow { transition: transform 150ms ease; display: inline-flex; }
.pt-link:hover .arrow { transform: translateX(2px); }

/* ── Inputs ───────────────────────────────────────────── */
.pt-input {
  font-family: var(--pt-sans);
  font-size: 14.5px;
  padding: 10px 14px;
  border-radius: var(--r-4);
  background: var(--pt-surface);
  border: 1px solid var(--pt-hairline);
  color: var(--pt-ink);
  outline: none;
  transition: border-color 120ms ease, box-shadow 120ms ease;
  width: 100%;
}
.pt-input:focus {
  border-color: var(--pt-accent);
  box-shadow: 0 0 0 3px var(--pt-accent-bg);
}
.pt-input::placeholder { color: var(--pt-faint); }

/* ── Badges ──────────────────────────────────────────── */
.pt-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--pt-mono);
  font-size: 11.5px;
  letter-spacing: 0.02em;
  padding: 3px 8px;
  border-radius: 999px;
  background: var(--pt-sunken);
  color: var(--pt-ink-2);
}
.pt-badge-live {
  background: var(--pt-success-bg);
  color: var(--pt-success);
}
.pt-badge-live::before {
  content: "";
  width: 6px; height: 6px; border-radius: 999px;
  background: var(--pt-success);
}
.pt-badge-soon {
  background: var(--pt-pending-bg);
  color: var(--pt-pending);
}
.pt-badge-soon::before {
  content: "";
  width: 6px; height: 6px; border-radius: 999px;
  background: var(--pt-pending);
  opacity: 0.7;
}

/* ── Code ─────────────────────────────────────────────── */
.pt-code {
  font-family: var(--pt-mono);
  font-size: 13px;
  background: #16140F;
  color: #E9E4D6;
  padding: 14px 16px;
  border-radius: var(--r-3);
  line-height: 1.6;
  overflow-x: auto;
  position: relative;
  white-space: pre;
}
.pt-code-lang {
  position: absolute;
  top: 10px;
  right: 48px;
  font-size: 10.5px;
  color: #7A756A;
  font-family: var(--pt-mono);
  pointer-events: none;
}
.pt-code-copy {
  position: absolute;
  top: 6px; right: 6px;
  color: #7A756A;
  padding: 6px 8px;
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  font-family: var(--pt-mono);
  transition: color 120ms ease, background 120ms ease;
}
.pt-code-copy:hover { color: #E9E4D6; background: rgba(255,255,255,0.04); }
.pt-code-inline {
  font-family: var(--pt-mono);
  font-size: 0.88em;
  background: var(--pt-sunken);
  color: var(--pt-ink);
  padding: 1px 6px;
  border-radius: 4px;
}

/* ── Cards ───────────────────────────────────────────── */
.pt-card {
  background: var(--pt-surface);
  border-radius: var(--r-3);
  padding: 24px;
  box-shadow: var(--shadow-1);
  transition: box-shadow 150ms ease, transform 150ms ease;
}
a.pt-card, button.pt-card { display: block; text-align: left; width: 100%; }
a.pt-card:hover, button.pt-card:hover { box-shadow: var(--shadow-2); transform: translateY(-1px); }

/* Icon dot — aligns to cap-height of first line via margin-top: 2 on consumer */
.pt-icon-dot {
  width: 24px; height: 24px;
  border-radius: var(--r-2);
  background: var(--pt-accent-bg);
  color: var(--pt-accent-ink);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 24px;
}

/* Tool card layout */
.pt-tool-card { display: flex; align-items: flex-start; gap: 12px; }
.pt-tool-card .pt-icon-dot { margin-top: 2px; }
.pt-tool-card-body { flex: 1; }
.pt-tool-card h3 { font-size: 17px; margin-bottom: 6px; }
.pt-tool-card p { font-size: 14px; margin-bottom: 14px; }
.pt-tool-card-head { display: flex; align-items: center; gap: 8px; margin-bottom: 6px; }

/* Guide card */
.pt-guide-card h3 { font-size: 18px; margin-bottom: 8px; letter-spacing: -0.018em; }
.pt-guide-card p { font-size: 14px; margin-bottom: 16px; }
.pt-guide-card .pt-eyebrow { margin-bottom: 14px; }

/* Chip card — dense courier/platform grid */
.pt-chip {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 14px;
  background: var(--pt-surface);
  border-radius: var(--r-3);
  box-shadow: var(--shadow-1);
  transition: background 120ms ease, transform 120ms ease;
  min-height: 56px;
}
.pt-chip:hover { background: #FFFDF7; transform: translateY(-1px); }
.pt-chip-mark {
  width: 28px; height: 28px;
  border-radius: 5px;
  background: var(--pt-sunken);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--pt-mono); font-size: 11px;
  color: var(--pt-ink); font-weight: 500;
  flex: 0 0 28px;
}
.pt-chip-label { font-size: 13.5px; font-weight: 500; color: var(--pt-ink); }
.pt-chip-sub { font-size: 11.5px; color: var(--pt-muted); font-family: var(--pt-mono); display: block; }

/* ── FAQ ─────────────────────────────────────────────── */
.pt-faq-item { border-bottom: 1px solid var(--pt-hairline); }
.pt-faq-q {
  width: 100%;
  text-align: left;
  padding: 22px 0;
  display: flex; justify-content: space-between; align-items: center;
  font-family: var(--pt-sans);
  font-size: 16.5px; font-weight: 500;
  color: var(--pt-ink);
  letter-spacing: -0.01em;
}
.pt-faq-q svg { transition: transform 180ms ease; flex: 0 0 auto; }
.pt-faq-item[data-open="true"] .pt-faq-q svg { transform: rotate(180deg); }
.pt-faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 220ms ease, padding 220ms ease;
  padding-bottom: 0;
}
.pt-faq-item[data-open="true"] .pt-faq-a { max-height: 320px; padding-bottom: 22px; }
.pt-faq-a p { font-size: 15px; color: var(--pt-ink-2); max-width: 640px; }

/* ── Layout ──────────────────────────────────────────── */
.pt-container { max-width: 1120px; margin: 0 auto; padding: 0 48px; }
.pt-container-narrow { max-width: 960px; margin: 0 auto; padding: 0 48px; }
.pt-container-read { max-width: 740px; margin: 0 auto; padding: 0 48px; }
.pt-section { padding: 96px 0; }
.pt-section-sm { padding: 56px 0; }

/* ── Header ──────────────────────────────────────────── */
.pt-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 48px;
  background: var(--pt-bg);
  border-bottom: 1px solid var(--pt-hairline);
}
.pt-header-brand { display: flex; align-items: center; gap: 14px; }
.pt-nav { display: flex; gap: 28px; align-items: center; font-size: 14.5px; color: var(--pt-ink-2); }
.pt-nav a { transition: color 120ms ease; display: inline-flex; align-items: center; gap: 5px; font-weight: 430; }
.pt-nav a:hover, .pt-nav a.is-active { color: var(--pt-ink); font-weight: 520; }

/* Folio mark (top-right aura detail) */
.pt-folio {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--pt-mono); font-size: 11px; color: var(--pt-muted);
  letter-spacing: 0.14em; text-transform: uppercase;
}
.pt-folio svg { flex: 0 0 14px; }
.pt-folio .sep { color: var(--pt-faint); }
.pt-nav-divider { width: 1px; height: 18px; background: var(--pt-hairline); }

/* ── Perforation rule (aura) ─────────────────────────── */
.pt-perf {
  display: flex; align-items: center; gap: 6px;
  padding: 8px 0;
  overflow: hidden;
}
.pt-perf::after {
  content: "";
  width: 100%;
  height: 4px;
  background-image: radial-gradient(circle, var(--pt-hairline) 40%, transparent 42%);
  background-size: 10px 4px;
  background-repeat: repeat-x;
}

/* ── Footer ─────────────────────────────────────────── */
.pt-footer {
  padding: 56px 48px 40px;
  background: var(--pt-sunken);
  border-top: 1px solid var(--pt-hairline);
  color: var(--pt-ink-2);
  font-size: 14px;
}
.pt-footer-inner { max-width: 1120px; margin: 0 auto; }
.pt-footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr auto;
  gap: 48px;
  margin-bottom: 40px;
  align-items: start;
}
.pt-footer-col-title {
  font-size: 11.5px;
  font-family: var(--pt-mono);
  color: var(--pt-accent-ink);
  margin-bottom: 14px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.pt-footer-col a { display: block; padding: 5px 0; color: var(--pt-ink-2); }
.pt-footer-col a:hover { color: var(--pt-ink); }
.pt-footer-legal {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 13px; color: var(--pt-muted);
  padding-top: 24px;
  border-top: 1px solid var(--pt-hairline);
}
.pt-footer-legal a { margin-left: 20px; }
.pt-footer-blurb { margin-top: 12px; font-size: 13.5px; max-width: 260px; color: var(--pt-muted); }

/* ── Hero / sections helpers ─────────────────────────── */
.pt-hero {
  padding: 88px 48px 32px;
  text-align: center;
}
.pt-hero-inner { max-width: 960px; margin: 0 auto; }
.pt-hero h1 {
  font-size: 64px;
  line-height: 1.04;
  letter-spacing: -0.035em;
  max-width: 880px;
  margin: 0 auto 22px;
}
.pt-hero .accent { color: var(--pt-accent); }
.pt-hero p {
  font-size: 19px;
  line-height: 1.55;
  max-width: 580px;
  margin: 0 auto 32px;
  color: var(--pt-ink-2);
}
.pt-hero-ctas { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.pt-hero-stamp { margin-bottom: 26px; }

/* Section header pattern */
.pt-section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 32px;
  gap: 24px;
  flex-wrap: wrap;
}
.pt-section-head h2 { font-size: 38px; letter-spacing: -0.025em; }
.pt-section-head .pt-eyebrow { margin-bottom: 8px; }
.pt-folio-inline {
  font-family: var(--pt-mono);
  font-size: 12px;
  color: var(--pt-muted);
  letter-spacing: 0.1em;
}

/* Roman numeral steps (how-it-works) */
.pt-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.pt-step { display: flex; gap: 16px; align-items: flex-start; }
.pt-step-num {
  font-family: var(--pt-serif);
  font-size: 46px; line-height: 1;
  font-style: italic;
  color: var(--pt-accent);
  flex: 0 0 56px;
  margin-top: -6px;
}
.pt-step h3 { font-size: 19px; margin-bottom: 8px; }
.pt-step p { font-size: 15px; }

/* ── Tool card grid ─────────────────────────────────── */
.pt-grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.pt-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.pt-grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.pt-grid-6 { display: grid; grid-template-columns: repeat(6, 1fr); gap: 10px; }

/* Featured guides split section */
.pt-split {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 56px;
  align-items: start;
}
.pt-split-sticky { position: sticky; top: 32px; }

/* ── Tool callout (guide page) ──────────────────────── */
.pt-callout {
  background: var(--pt-accent-bg);
  border-radius: var(--r-3);
  padding: 20px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.pt-callout-body { display: flex; align-items: flex-start; gap: 12px; }
.pt-callout .pt-icon-dot {
  background: var(--pt-accent);
  color: #2a1e00;
  margin-top: 2px;
}
.pt-callout strong { display: block; font-weight: 550; font-size: 15.5px; color: var(--pt-ink); margin-bottom: 2px; }
.pt-callout-sub { font-size: 13.5px; color: var(--pt-ink-2); }

/* ── Carrier card (MCP hub) ────────────────────────── */
.pt-carrier {
  padding: 20px;
  position: relative;
  background: var(--pt-surface);
  border-radius: var(--r-3);
  box-shadow: var(--shadow-1);
}
.pt-carrier-folio {
  position: absolute;
  top: 14px; right: 16px;
  font-family: var(--pt-mono);
  font-size: 10px;
  color: var(--pt-faint);
  letter-spacing: 0.14em;
}
.pt-carrier-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 14px;
  padding-right: 40px;
}
.pt-carrier-title { display: flex; align-items: center; gap: 10px; }
.pt-carrier-mark {
  width: 30px; height: 30px;
  border-radius: 5px;
  background: var(--pt-sunken);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--pt-mono);
  font-size: 11px; font-weight: 500;
  flex: 0 0 30px;
}
.pt-carrier h3 { font-size: 16px; letter-spacing: -0.01em; }
.pt-carrier-code {
  font-family: var(--pt-mono);
  font-size: 10px;
  color: var(--pt-muted);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-top: 2px;
}
.pt-carrier .pt-badge { margin-bottom: 14px; }
.pt-carrier-prompt {
  font-size: 13.5px;
  font-style: italic;
  color: var(--pt-ink-2);
  padding-left: 10px;
  border-left: 2px solid var(--pt-accent);
  margin-top: 6px;
}
.pt-carrier-foot {
  margin-top: 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.pt-carrier-meta {
  font-size: 11.5px;
  color: var(--pt-muted);
  font-family: var(--pt-mono);
}
.pt-carrier-soon-form { display: flex; gap: 6px; }
.pt-carrier-soon-form .pt-input { font-size: 13px; }

/* ── Example prompt cards ───────────────────────────── */
.pt-prompt {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 18px 22px;
  background: var(--pt-surface);
  border-radius: var(--r-3);
  box-shadow: var(--shadow-1);
}
.pt-prompt-num {
  font-family: var(--pt-mono);
  font-size: 11px;
  color: var(--pt-accent-ink);
  margin-top: 3px;
  min-width: 20px;
  letter-spacing: 0.1em;
}
.pt-prompt-text { font-size: 16px; font-style: italic; color: var(--pt-ink); }

/* ── Annotated label diagram helper ─────────────────── */
.pt-fig {
  margin: 40px 0;
  padding: 28px;
  background: var(--pt-sunken);
  border-radius: var(--r-3);
}
.pt-fig figcaption {
  font-family: var(--pt-mono);
  font-size: 12px;
  color: var(--pt-muted);
  text-align: center;
  margin-top: 16px;
  letter-spacing: 0.06em;
}

/* Drop cap (guide pages) */
.pt-dropcap { font-size: 18px; line-height: 1.72; color: var(--pt-ink-2); }
.pt-dropcap::first-letter {
  font-family: var(--pt-serif);
  font-size: 68px;
  line-height: 0.9;
  font-weight: 500;
  color: var(--pt-accent);
  float: left;
  padding-right: 12px;
  padding-top: 6px;
  font-style: italic;
}

/* Margin note */
.pt-margin {
  display: grid;
  grid-template-columns: 1fr 200px;
  gap: 32px;
  align-items: start;
  margin: 28px 0;
}
.pt-margin aside {
  font-family: var(--pt-mono);
  font-size: 11.5px;
  line-height: 1.55;
  color: var(--pt-muted);
  padding-left: 14px;
  border-left: 1px solid var(--pt-accent);
  margin-top: 6px;
  letter-spacing: 0.01em;
}

/* ============================================================
 * NAVY ZONE — MCP surfaces
 * ============================================================ */
.pt-navy {
  --pt-bg:        #10163A;
  --pt-surface:   #1C2451;
  --pt-sunken:    #0B1130;
  --pt-hairline:  rgba(255,255,255,0.08);

  --pt-ink:       #F4F2ED;
  --pt-ink-2:     #C5CAE0;
  --pt-muted:     #8E95B8;
  --pt-faint:     #5F6691;

  /* Red stays as highlight inside navy */
  --pt-accent:    #E65A52;
  --pt-accent-ink:#F5B5B0;
  --pt-accent-bg: rgba(230,90,82,0.14);

  --pt-success:   #7FD49B;
  --pt-success-bg:rgba(127,212,155,0.12);
  --pt-pending:   #D1CBB3;
  --pt-pending-bg:rgba(209,203,179,0.12);

  --shadow-1: 0 1px 0 rgba(0,0,0,0.2), 0 4px 10px rgba(0,0,0,0.25);
  --shadow-2: 0 2px 4px rgba(0,0,0,0.3), 0 20px 40px rgba(0,0,0,0.35);

  background: var(--pt-bg);
  color: var(--pt-ink);
}
.pt-navy h1, .pt-navy h2, .pt-navy h3, .pt-navy h4 { color: var(--pt-ink); }
.pt-navy p { color: var(--pt-ink-2); }
.pt-navy a { color: var(--pt-ink); }
.pt-navy .pt-card { background: var(--pt-surface); border: 1px solid var(--pt-hairline); }
.pt-navy .pt-carrier { background: var(--pt-surface); border: 1px solid var(--pt-hairline); }
.pt-navy .pt-prompt { background: var(--pt-surface); border: 1px solid var(--pt-hairline); }
.pt-navy .pt-btn-primary { background: var(--pt-accent); color: #17150F; }
.pt-navy .pt-btn-primary:hover { background: #F27068; }
.pt-navy .pt-btn-secondary {
  background: rgba(255,255,255,0.08);
  color: var(--pt-ink);
  border: 1px solid var(--pt-hairline);
}
.pt-navy .pt-btn-secondary:hover { background: rgba(255,255,255,0.12); }
.pt-navy .pt-btn-accent { background: var(--pt-accent); color: #17150F; }
.pt-navy .pt-btn-accent:hover { background: #F27068; }
.pt-navy .pt-input {
  background: rgba(255,255,255,0.06);
  border-color: var(--pt-hairline);
  color: var(--pt-ink);
}
.pt-navy .pt-input::placeholder { color: var(--pt-muted); }
.pt-navy .pt-code {
  background: #070B22;
  color: #EDE8D6;
  border: 1px solid rgba(255,255,255,0.06);
}
.pt-navy .pt-header { background: transparent; border-bottom-color: var(--pt-hairline); }
.pt-navy .pt-nav a { color: var(--pt-ink-2); }
.pt-navy .pt-nav a:hover, .pt-navy .pt-nav a.is-active { color: var(--pt-ink); }
.pt-navy .pt-wordmark { color: var(--pt-ink); }
.pt-navy .pt-wordmark .wm-dot { background: var(--pt-accent); }
.pt-navy .pt-wordmark .wm-sub { color: var(--pt-ink-2); }
.pt-navy .pt-stamp {
  color: var(--pt-accent);
  border-color: var(--pt-accent);
  background: rgba(230,90,82,0.08);
}
.pt-navy .pt-footer { background: var(--pt-sunken); border-top-color: var(--pt-hairline); }

/* Navy hero bg texture */
.pt-navy-hero {
  background-image:
    radial-gradient(circle at 15% 20%, rgba(230,90,82,0.08), transparent 45%),
    radial-gradient(circle at 85% 80%, rgba(100,130,220,0.08), transparent 50%),
    linear-gradient(to bottom, rgba(255,255,255,0.015), transparent);
}

/* ============================================================
 * Resizer widget — label resizer tool interface
 * ============================================================ */
.pt-resizer {
  background: var(--pt-surface);
  border-radius: var(--r-3);
  box-shadow: var(--shadow-2);
  padding: 28px;
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 24px;
  align-items: stretch;
}
.pt-resizer-drop {
  border: 1.5px dashed var(--pt-hairline);
  border-radius: var(--r-3);
  background: var(--pt-bg);
  padding: 36px 24px;
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 14px;
  transition: border-color 120ms ease, background 120ms ease;
  cursor: pointer;
  min-height: 260px;
}
.pt-resizer-drop:hover, .pt-resizer-drop.is-drag {
  border-color: var(--pt-accent);
  background: var(--pt-accent-bg);
}
.pt-resizer-drop h3 { font-size: 18px; margin-bottom: 4px; }
.pt-resizer-drop p { font-size: 13.5px; color: var(--pt-muted); max-width: 280px; }
.pt-resizer-drop-icon {
  width: 48px; height: 48px; border-radius: var(--r-3);
  background: var(--pt-accent-bg);
  color: var(--pt-accent-ink);
  display: flex; align-items: center; justify-content: center;
}

.pt-resizer-opts { display: flex; flex-direction: column; gap: 8px; }
.pt-resizer-opts h4 {
  font-size: 11.5px; color: var(--pt-muted);
  font-family: var(--pt-mono); letter-spacing: 0.14em;
  text-transform: uppercase; font-weight: 500;
  margin: 0 0 4px;
}
.pt-size-opt {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px;
  border-radius: var(--r-3);
  background: var(--pt-bg);
  cursor: pointer;
  border: 1px solid transparent;
  transition: border-color 120ms ease, background 120ms ease;
  text-align: left;
}
.pt-size-opt:hover { background: var(--pt-sunken); }
.pt-size-opt.is-active {
  background: var(--pt-accent-bg);
  border-color: var(--pt-accent);
}
.pt-size-opt-radio {
  width: 14px; height: 14px; border-radius: 999px;
  border: 1.5px solid var(--pt-faint);
  flex: 0 0 14px;
  position: relative;
  transition: border-color 120ms ease;
}
.pt-size-opt.is-active .pt-size-opt-radio { border-color: var(--pt-accent); }
.pt-size-opt.is-active .pt-size-opt-radio::after {
  content: "";
  width: 6px; height: 6px; border-radius: 999px;
  background: var(--pt-accent);
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
}
.pt-size-opt > div { display: flex; flex-direction: column; gap: 1px; }
.pt-size-opt strong { font-size: 14px; color: var(--pt-ink); font-weight: 550; display: block; line-height: 1.3; }
.pt-size-opt span { font-size: 12px; color: var(--pt-muted); font-family: var(--pt-mono); line-height: 1.3; }

.pt-drop-meta { font-size: 12px; color: var(--pt-faint); margin-top: 10px; font-family: var(--pt-mono); display: flex; gap: 6px; justify-content: center; }
.pt-drop-meta span:empty { display: none; }
.pt-drop-meta span + span:not(:empty)::before { content: "·"; margin-right: 4px; }

/* ── Responsive ─────────────────────────────────────── */
@media (max-width: 960px) {
  h1 { font-size: 42px; }
  h2 { font-size: 28px; }
  .pt-hero { padding: 56px 24px 24px; }
  .pt-hero h1 { font-size: 44px; }
  .pt-hero p { font-size: 17px; }
  .pt-container, .pt-container-narrow, .pt-container-read { padding: 0 24px; }
  .pt-section { padding: 64px 0; }
  .pt-header { padding: 16px 24px; }
  .pt-footer { padding: 48px 24px 32px; }
  .pt-nav { display: none; }
  .pt-nav-divider { display: none; }
  .pt-grid-2, .pt-grid-3, .pt-grid-4 { grid-template-columns: 1fr; }
  .pt-grid-6 { grid-template-columns: repeat(3, 1fr); }
  .pt-steps { grid-template-columns: 1fr; }
  .pt-split { grid-template-columns: 1fr; gap: 32px; }
  .pt-split-sticky { position: static; }
  .pt-footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .pt-resizer { grid-template-columns: 1fr; }
  .pt-margin { grid-template-columns: 1fr; gap: 12px; }
  .pt-margin aside { border-left: 0; border-top: 1px solid var(--pt-accent); padding-left: 0; padding-top: 10px; }
  .pt-callout { flex-direction: column; align-items: flex-start; }
  .pt-section-head { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 560px) {
  .pt-grid-6 { grid-template-columns: repeat(2, 1fr); }
  .pt-footer-grid { grid-template-columns: 1fr; }
}