/* ==========================================================================
   POD Profit Calculator — 27K Publishing
   Design system: "profit receipt" — a printed-receipt results panel against
   a warm paper background, ink-navy type, and monospace figures for every
   dollar amount, echoing the tape a POD seller actually gets at checkout.
   ========================================================================== */

:root {
  /* Color tokens */
  --ink-900: #16223B;
  --ink-700: #3B4A6B;
  --ink-500: #6B7794;
  --paper: #FAF6EE;
  --paper-card: #FFFFFF;
  --paper-line: #E4DDCB;
  --accent-teal: #2E6E7E;
  --accent-teal-dark: #1F4E5B;

  --status-excellent: #1F8A4C;
  --status-excellent-bg: #E7F5EC;
  --status-good: #A67C00;
  --status-good-bg: #FBF3D9;
  --status-low: #C2650B;
  --status-low-bg: #FCEBDC;
  --status-danger: #C33C3C;
  --status-danger-bg: #FBEAEA;

  /* Type tokens */
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;

  --radius-card: 14px;
  --shadow-card: 0 1px 2px rgba(22, 34, 59, 0.06), 0 8px 24px rgba(22, 34, 59, 0.08);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink-900);
  font-family: var(--font-body);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 20px;
}

h1, h2, h3 {
  font-family: var(--font-display);
  color: var(--ink-900);
  line-height: 1.15;
  margin: 0 0 0.5em;
}

h2 { font-size: clamp(1.5rem, 1.2rem + 1.2vw, 2rem); }
h3 { font-size: 1.05rem; }

p { margin: 0 0 1em; color: var(--ink-700); }

a { color: var(--accent-teal-dark); }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--ink-900);
  color: #fff;
  padding: 10px 16px;
  z-index: 1000;
}
.skip-link:focus {
  left: 12px;
  top: 12px;
}

:focus-visible {
  outline: 3px solid var(--accent-teal);
  outline-offset: 2px;
}

/* Note: the tool's standalone .site-header bar (and its .brand /
   .brand-mark / .brand-name markup) was replaced by the shared
   #tool-site-header shell (see index.html + shared.css), so those
   CSS rules were removed here rather than left dead. */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-500);
  margin: 0;
}
.eyebrow--accent { color: var(--accent-teal-dark); }

/* ---------- Hero ---------- */
.hero {
  padding: 48px 0 28px;
}
.hero h1 {
  font-size: clamp(2.1rem, 1.6rem + 2vw, 3.1rem);
  margin-top: 0.3em;
}
.hero-sub {
  max-width: 62ch;
  font-size: 1.05rem;
}
.hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  list-style: none;
  padding: 0;
  margin: 20px 0 0;
}
.hero-facts li {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  background: var(--paper-card);
  border: 1px solid var(--paper-line);
  border-radius: 999px;
  padding: 6px 14px;
  color: var(--ink-700);
}

/* ---------- Calculator layout ---------- */
.calculator {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  padding-bottom: 40px;
  align-items: start;
}
@media (min-width: 900px) {
  .calculator {
    grid-template-columns: 1.05fr 0.95fr;
  }
  .calc-results {
    position: sticky;
    top: 20px;
  }
}

.card {
  background: var(--paper-card);
  border: 1px solid var(--paper-line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  padding: 20px 20px 6px;
  margin: 0 0 20px;
}
.card legend {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  padding: 0 4px 12px 0;
}

.field-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
@media (min-width: 480px) {
  .field-row { grid-template-columns: 1fr 1fr; }
}

.field {
  margin-bottom: 14px;
}
.field--half { max-width: 260px; }

label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--ink-900);
  margin-bottom: 6px;
}

input[type="number"], select {
  width: 100%;
  font-family: var(--font-mono);
  font-size: 1rem;
  padding: 12px 12px;
  border: 1.5px solid var(--paper-line);
  border-radius: 10px;
  background: var(--paper);
  color: var(--ink-900);
  min-height: 46px;
}
input[type="number"]:focus, select:focus {
  border-color: var(--accent-teal);
  background: #fff;
}

.help {
  font-size: 0.8rem;
  color: var(--ink-500);
  margin: 6px 0 0;
}

.marketplace-notes {
  font-size: 0.85rem;
  color: var(--ink-700);
  background: var(--paper);
  border: 1px dashed var(--paper-line);
  border-radius: 8px;
  padding: 10px 12px;
  margin: 4px 0 12px;
}
.marketplace-reviewed {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--ink-500);
  margin: -6px 0 16px;
}

.disclaimer {
  font-size: 0.8rem;
  color: var(--status-low);
  background: var(--status-low-bg);
  border-radius: 8px;
  padding: 10px 12px;
  margin: 4px 0 16px;
}

/* Collapsible sections */
.details-card { padding: 4px 20px 4px; }
.details-card summary {
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  padding: 16px 0;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 8px;
}
.details-card summary::-webkit-details-marker { display: none; }
.details-card summary::before {
  content: "+";
  font-family: var(--font-mono);
  color: var(--accent-teal-dark);
  font-size: 1.1rem;
  width: 1em;
}
.details-card[open] summary::before { content: "–"; }
.summary-hint {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.8rem;
  color: var(--ink-500);
}
.details-body { padding-bottom: 16px; }

.form-actions {
  display: flex;
  justify-content: flex-end;
  padding: 8px 0 4px;
}

/* Buttons */
.btn {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 12px 20px;
  border-radius: 10px;
  border: 1.5px solid transparent;
  cursor: pointer;
  min-height: 46px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.08s ease, background 0.15s ease;
}
.btn:active { transform: translateY(1px); }
.btn--primary {
  background: var(--ink-900);
  color: #fff;
}
.btn--primary:hover { background: var(--accent-teal-dark); }
.btn--ghost {
  background: transparent;
  border-color: var(--paper-line);
  color: var(--ink-700);
}
.btn--ghost:hover { border-color: var(--ink-500); }
.btn--outline {
  background: #fff;
  border-color: var(--ink-900);
  color: var(--ink-900);
  flex: 1;
}
.btn--outline:hover { background: var(--ink-900); color: #fff; }

/* ---------- Receipt panel ---------- */
.receipt {
  background: var(--paper-card);
  border-radius: 4px;
  box-shadow: var(--shadow-card);
  padding: 28px 24px 8px;
  position: relative;
  font-family: var(--font-mono);
}
.receipt::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 6px;
  background:
    linear-gradient(135deg, transparent 50%, var(--paper) 50%) top left / 10px 10px repeat-x,
    linear-gradient(-135deg, transparent 50%, var(--paper) 50%) top right / 10px 10px repeat-x;
  background-color: var(--paper-card);
}

.receipt-head {
  text-align: center;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--paper-line);
  margin-bottom: 14px;
}
.receipt-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--ink-900);
  letter-spacing: 0.03em;
  margin-bottom: 4px;
}
.receipt-sub {
  font-size: 0.72rem;
  color: var(--ink-500);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin: 0;
}

.receipt-section {
  padding-bottom: 10px;
  margin-bottom: 10px;
  border-bottom: 1px dashed var(--paper-line);
}
.receipt-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-500);
  margin-bottom: 8px;
}
.receipt-line {
  display: flex;
  justify-content: space-between;
  font-size: 0.9rem;
  color: var(--ink-700);
  padding: 3px 0;
}
.receipt-line--total {
  font-weight: 700;
  color: var(--ink-900);
  border-top: 1px solid var(--paper-line);
  margin-top: 6px;
  padding-top: 8px;
}

.receipt-divider {
  border-top: 2px dotted var(--ink-500);
  margin: 8px 0 16px;
}

.receipt-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 18px;
}
.metric-card {
  background: var(--paper);
  border-radius: 10px;
  padding: 12px 12px;
}
.metric-card--wide { grid-column: 1 / -1; }
.metric-card--primary {
  background: var(--ink-900);
}
.metric-card--primary .metric-label { color: #C9D2E3; }
.metric-card--primary .metric-value { color: #fff; }
.metric-label {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-500);
  margin-bottom: 4px;
}
.metric-value {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--ink-900);
}

.health-card {
  border-radius: 10px;
  padding: 16px;
  text-align: center;
  margin-bottom: 16px;
  background: var(--status-excellent-bg);
}
.health-card.status-excellent { background: var(--status-excellent-bg); }
.health-card.status-good { background: var(--status-good-bg); }
.health-card.status-low { background: var(--status-low-bg); }
.health-card.status-danger { background: var(--status-danger-bg); }
.health-emoji { font-size: 1.6rem; margin: 0 0 4px; }
.health-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  margin: 0 0 4px;
  color: var(--ink-900);
}
.health-copy { font-size: 0.82rem; color: var(--ink-700); margin: 0; }

.recommendation {
  background: var(--paper);
  border-radius: 10px;
  padding: 14px 16px;
  margin-bottom: 18px;
}
.recommendation-label {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-500);
  margin-bottom: 6px;
}
.recommendation-text {
  font-family: var(--font-body);
  font-size: 0.92rem;
  color: var(--ink-900);
  margin: 0;
}

.receipt-actions {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
  font-family: var(--font-body);
}

.receipt-tear {
  height: 14px;
  margin: 0 -24px;
  background:
    linear-gradient(135deg, transparent 50%, var(--paper) 50%) bottom left / 14px 14px repeat-x,
    linear-gradient(-135deg, transparent 50%, var(--paper) 50%) bottom right / 14px 14px repeat-x;
  background-color: var(--paper-card);
}

/* ---------- Scenario table ---------- */
.scenarios, .suggested-pricing, .about, .faq { padding: 36px 0; }
.section-sub { max-width: 60ch; }

.table-wrap { overflow-x: auto; }
.scenario-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--paper-card);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  font-size: 0.9rem;
  min-width: 560px;
}
.scenario-table th, .scenario-table td {
  text-align: left;
  padding: 12px 16px;
  border-bottom: 1px solid var(--paper-line);
}
.scenario-table th {
  font-family: var(--font-display);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-500);
  background: var(--paper);
}
.scenario-table td.mono { font-family: var(--font-mono); }
.scenario-table tr.current-row { background: var(--status-excellent-bg); }
.status-pill {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 3px 10px;
  border-radius: 999px;
}
.status-pill.status-excellent { background: var(--status-excellent-bg); color: var(--status-excellent); }
.status-pill.status-good { background: var(--status-good-bg); color: var(--status-good); }
.status-pill.status-low { background: var(--status-low-bg); color: var(--status-low); }
.status-pill.status-danger { background: var(--status-danger-bg); color: var(--status-danger); }

/* ---------- Suggested pricing ---------- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
@media (min-width: 700px) {
  .pricing-grid { grid-template-columns: repeat(4, 1fr); }
}
.pricing-card {
  background: var(--paper-card);
  border: 1px solid var(--paper-line);
  border-radius: var(--radius-card);
  padding: 18px;
  text-align: center;
  box-shadow: var(--shadow-card);
}
.pricing-card .target {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--ink-500);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.pricing-card .price {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--ink-900);
  margin: 6px 0 0;
}

/* ---------- Lead capture ---------- */
.lead-capture { padding: 10px 0 36px; }
.lead-card {
  background: var(--ink-900);
  border-radius: 18px;
  padding: 32px 28px;
  color: #fff;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.lead-card h2 { color: #fff; }
.lead-card p { color: #C9D2E3; margin: 0; max-width: 52ch; }
.lead-card .btn--primary { background: #fff; color: var(--ink-900); white-space: nowrap; }
.lead-card .btn--primary:hover { background: var(--paper); }

/* ---------- Affiliates ---------- */
.affiliates { padding: 10px 0 36px; }
.affiliate-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
@media (min-width: 700px) {
  .affiliate-grid { grid-template-columns: repeat(4, 1fr); }
}
.affiliate-card {
  display: block;
  background: var(--paper-card);
  border: 1px solid var(--paper-line);
  border-radius: var(--radius-card);
  padding: 18px;
  text-decoration: none;
  box-shadow: var(--shadow-card);
}
.affiliate-name {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--ink-900);
  margin: 0 0 4px;
}
.affiliate-desc { font-size: 0.85rem; margin: 0; color: var(--ink-500); }

/* ---------- FAQ ---------- */
.faq-item {
  border-bottom: 1px solid var(--paper-line);
  padding: 16px 0;
}
.faq-item h3 { margin-bottom: 6px; }

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--paper-line);
  padding: 24px 0 40px;
}
.site-footer p {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--ink-500);
  margin: 0 0 4px;
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn { transition: none; }
}

/* ---------- Print ---------- */
@media print {
  #tool-site-header, #tool-site-footer, .site-footer, .calc-inputs, .hero,
  .scenarios, .suggested-pricing, .lead-capture, .affiliates, .about, .faq,
  .receipt-actions { display: none !important; }
  .calc-results { position: static; }
  .receipt { box-shadow: none; border: 1px solid #000; }
}