:root {
  --bg: #f4efe6;
  --paper: rgba(255, 250, 242, 0.9);
  --paper-strong: #fffaf1;
  --ink: #1e2a23;
  --muted: #5f675d;
  --line: rgba(41, 51, 44, 0.12);
  --accent: #d96536;
  --accent-deep: #b34720;
  --accent-soft: rgba(217, 101, 54, 0.14);
  --green: #2f7a59;
  --gold: #b68a2e;
  --shadow: 0 24px 70px rgba(34, 26, 16, 0.12);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 14px;
  --sans: "Avenir Next", "Segoe UI", "Helvetica Neue", sans-serif;
  --serif: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(236, 189, 113, 0.32), transparent 28%),
    radial-gradient(circle at top right, rgba(65, 142, 111, 0.16), transparent 24%),
    linear-gradient(180deg, #f7f3eb 0%, #efe7d8 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(rgba(30, 42, 35, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30, 42, 35, 0.04) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.15), transparent 65%);
}

.page-shell {
  width: min(1180px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 32px 0 56px;
}

a {
  color: inherit;
}

.site-nav {
  position: sticky;
  top: 14px;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 24px;
  padding: 12px 14px;
  border: 1px solid rgba(255, 255, 255, 0.68);
  border-radius: 999px;
  background: rgba(255, 250, 242, 0.86);
  box-shadow: 0 14px 40px rgba(34, 26, 16, 0.1);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  text-decoration: none;
  letter-spacing: -0.02em;
}

.brand-mark {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border-radius: 50%;
  background: var(--ink);
  color: var(--paper-strong);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
}

.nav-links,
.footer-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px;
}

.nav-links a,
.footer-links a {
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 650;
  text-decoration: none;
}

.nav-links a:hover,
.footer-links a:hover,
.text-link:hover,
.content-card a:hover {
  color: var(--accent-deep);
}

.hero {
  display: grid;
  grid-template-columns: 1.4fr 0.9fr;
  gap: 24px;
  align-items: stretch;
  margin-bottom: 24px;
}

.hero-copy,
.hero-note,
.card {
  background: var(--paper);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.55);
  box-shadow: var(--shadow);
}

.hero-copy {
  padding: 32px;
  border-radius: var(--radius-xl);
}

.hero h1,
.content-card h2,
.section-heading h2,
.macro-panel h3,
.pace-panel h3 {
  font-family: var(--serif);
  font-weight: 700;
  line-height: 0.96;
  letter-spacing: -0.03em;
}

.hero h1 {
  font-size: clamp(3rem, 7vw, 5.6rem);
  margin: 0 0 18px;
  max-width: 10ch;
}

.hero-text {
  max-width: 60ch;
  margin: 0;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.7;
}

.eyebrow {
  margin: 0 0 10px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent-deep);
}

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.hero-points span,
.note-label {
  font-size: 0.92rem;
}

.hero-points span {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.58);
  border-radius: 999px;
  padding: 10px 14px;
}

.hero-note {
  padding: 28px;
  border-radius: var(--radius-xl);
  background:
    linear-gradient(180deg, rgba(48, 122, 89, 0.14), rgba(255, 255, 255, 0.9)),
    var(--paper);
}

.hero-note ul,
.plain-list,
.number-list {
  margin: 14px 0 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.7;
}

.layout {
  display: grid;
  grid-template-columns: minmax(320px, 1fr) minmax(320px, 0.95fr);
  gap: 24px;
  align-items: start;
}

.card {
  border-radius: var(--radius-xl);
  padding: 28px;
}

.section-heading h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin: 0;
}

.calculator-form {
  display: grid;
  gap: 22px;
}

.segmented-control {
  display: inline-grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  width: min(280px, 100%);
  padding: 5px;
  background: rgba(255, 255, 255, 0.72);
  border-radius: 999px;
  border: 1px solid var(--line);
}

.segment {
  border: none;
  background: transparent;
  border-radius: 999px;
  padding: 12px 16px;
  font: inherit;
  cursor: pointer;
  color: var(--muted);
}

.segment.is-active {
  background: var(--ink);
  color: #fffaf1;
}

.field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.field,
.dual-field {
  display: grid;
  gap: 8px;
}

.field span,
.dual-field > span {
  font-size: 0.92rem;
  font-weight: 600;
}

input,
select,
.primary-action {
  font: inherit;
}

input,
select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 14px 14px;
  background: rgba(255, 255, 255, 0.88);
  color: var(--ink);
}

input:focus,
select:focus,
.primary-action:focus,
.secondary-action:focus,
.segment:focus,
a:focus-visible,
summary:focus-visible {
  outline: 2px solid rgba(217, 101, 54, 0.35);
  outline-offset: 2px;
}

.form-error {
  margin: -8px 0 0;
  padding: 12px 14px;
  border: 1px solid rgba(179, 71, 32, 0.28);
  border-radius: var(--radius-md);
  background: rgba(217, 101, 54, 0.08);
  color: var(--accent-deep);
  line-height: 1.45;
}

.split-inputs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.split-inputs label {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 8px;
}

.split-inputs small {
  color: var(--muted);
}

.pace-panel,
.macro-panel,
.formula-panel {
  display: grid;
  gap: 14px;
  padding: 18px;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.88), rgba(245, 235, 217, 0.75));
  border: 1px solid rgba(217, 101, 54, 0.14);
}

.pace-panel h3,
.macro-panel h3,
.formula-panel h3 {
  font-size: 1.45rem;
  margin: 0;
}

.slider-wrap {
  display: grid;
  gap: 10px;
}

input[type="range"] {
  padding: 0;
  accent-color: var(--accent);
}

.pace-scale {
  display: flex;
  justify-content: space-between;
  color: var(--muted);
  font-size: 0.84rem;
}

.primary-action {
  border: none;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-deep) 100%);
  color: #fff7f0;
  padding: 17px 20px;
  border-radius: 999px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 180ms ease, box-shadow 180ms ease;
  box-shadow: 0 14px 30px rgba(179, 71, 32, 0.25);
}

.primary-action:hover {
  transform: translateY(-1px);
  box-shadow: 0 18px 36px rgba(179, 71, 32, 0.3);
}

.result-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 12px;
}

.secondary-action {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 10px 14px;
  background: rgba(255, 255, 255, 0.7);
  color: var(--ink);
  font: inherit;
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
}

.secondary-action:hover {
  border-color: rgba(217, 101, 54, 0.4);
  color: var(--accent-deep);
}

.action-status {
  min-height: 1.2em;
  margin: 6px 0 0;
  color: var(--green);
  font-size: 0.85rem;
}

.primary-result {
  padding: 22px 24px;
  border-radius: var(--radius-lg);
  background: linear-gradient(140deg, rgba(47, 122, 89, 0.12), rgba(255, 255, 255, 0.92));
  border: 1px solid rgba(47, 122, 89, 0.18);
}

.result-label,
.band-label,
.result-summary,
.disclaimer-box,
.result-tile p,
.macro p {
  color: var(--muted);
}

.result-label {
  margin: 0 0 6px;
}

.result-value {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(3rem, 6vw, 4.9rem);
  line-height: 0.95;
}

.result-summary {
  margin: 12px 0 0;
  line-height: 1.6;
}

.result-grid,
.bands,
.macro-grid,
.formula-grid,
.content-grid {
  display: grid;
  gap: 14px;
}

.result-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 16px;
}

.result-tile,
.band,
.macro {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 16px;
  background: rgba(255, 255, 255, 0.66);
}

.result-tile p,
.macro p,
.band p {
  margin: 0 0 8px;
}

.result-tile strong,
.macro strong,
.band strong {
  font-size: 1.3rem;
}

.bands {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 16px;
}

.band {
  display: grid;
  gap: 8px;
}

.band span {
  font-size: 0.85rem;
  color: var(--muted);
}

.band-featured {
  background: linear-gradient(180deg, rgba(217, 101, 54, 0.12), rgba(255, 255, 255, 0.82));
  border-color: rgba(217, 101, 54, 0.35);
}

.goal-panel {
  margin-top: 16px;
  padding: 18px;
  border: 1px solid rgba(47, 122, 89, 0.22);
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, rgba(47, 122, 89, 0.11), rgba(255, 255, 255, 0.76));
}

.goal-panel-heading,
.split-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
}

.goal-panel h3,
.calibration-card h2,
.faq-section h2,
.tools-section h2,
.page-hero h1,
.utility-card h2,
.prose-card h2 {
  margin: 0;
  font-family: var(--serif);
  letter-spacing: -0.03em;
}

.status-chip {
  flex: 0 0 auto;
  padding: 8px 11px;
  border-radius: 999px;
  background: var(--green);
  color: white;
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.status-chip.is-warning {
  background: var(--accent-deep);
}

.goal-summary {
  color: var(--muted);
  line-height: 1.6;
}

.projection-track {
  height: 10px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(30, 42, 35, 0.1);
}

.projection-track span {
  display: block;
  width: 50%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--green), #5a9b75);
  transition: width 360ms ease;
}

.milestone-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 12px;
}

.milestone-grid article {
  display: grid;
  gap: 5px;
  padding: 12px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.62);
}

.milestone-grid span,
.privacy-note {
  color: var(--muted);
  font-size: 0.8rem;
}

.privacy-note {
  margin: 12px 2px 0;
  line-height: 1.5;
}

.macro-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.formula-panel {
  margin-top: 16px;
}

.formula-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.formula-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 16px;
  background: rgba(255, 255, 255, 0.66);
  display: grid;
  gap: 8px;
}

.formula-card p {
  margin: 0;
  color: var(--muted);
}

.formula-card strong {
  font-size: 1.15rem;
}

.formula-card span {
  font-size: 0.85rem;
  color: var(--muted);
}

.formula-card-wide {
  grid-column: 1 / -1;
}

.disclaimer-box {
  margin-top: 16px;
  padding: 16px;
  border-radius: var(--radius-lg);
  background: rgba(182, 138, 46, 0.08);
  border: 1px solid rgba(182, 138, 46, 0.18);
  line-height: 1.6;
}

.calibration-card {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 24px;
  margin-top: 24px;
  background:
    radial-gradient(circle at right top, rgba(217, 101, 54, 0.14), transparent 38%),
    var(--paper);
}

.calibration-copy h2 {
  max-width: 14ch;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1;
}

.calibration-copy p:not(.eyebrow) {
  max-width: 58ch;
  color: var(--muted);
  line-height: 1.7;
}

.calibration-form {
  display: grid;
  gap: 14px;
}

.compact-action {
  align-self: end;
}

.calibration-result {
  grid-column: 1 / -1;
  padding: 18px;
  border-radius: var(--radius-lg);
  background: var(--ink);
  color: var(--paper-strong);
}

.calibration-result p {
  margin: 0 0 8px;
  color: rgba(255, 250, 241, 0.72);
}

.calibration-result strong {
  font-family: var(--serif);
  font-size: 2.2rem;
}

.content-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 24px;
}

.content-card {
  min-height: 100%;
}

.content-card h2 {
  font-size: 2rem;
  margin: 0 0 16px;
}

.content-card p {
  color: var(--muted);
  line-height: 1.75;
}

.content-card a,
.text-link {
  color: var(--accent-deep);
  font-weight: 700;
  text-underline-offset: 3px;
}

.faq-section,
.tools-section {
  margin-top: 24px;
}

.split-heading > p {
  max-width: 32ch;
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 22px;
}

.faq-grid details {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.62);
}

.faq-grid summary {
  cursor: pointer;
  font-weight: 800;
  line-height: 1.4;
}

.faq-grid p {
  margin: 12px 0 0;
  color: var(--muted);
  line-height: 1.65;
}

.tool-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 20px;
}

.tool-card {
  min-height: 210px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: var(--paper);
  box-shadow: 0 16px 42px rgba(34, 26, 16, 0.08);
  text-decoration: none;
  transition: transform 180ms ease, border-color 180ms ease;
}

.tool-card:hover {
  transform: translateY(-3px);
  border-color: rgba(217, 101, 54, 0.4);
}

.tool-card > span {
  color: var(--accent-deep);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.tool-card h3 {
  margin: 34px 0 10px;
  font-family: var(--serif);
  font-size: 1.8rem;
}

.tool-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 20px;
  align-items: start;
  margin-top: 38px;
  padding: 26px 6px 0;
  border-top: 1px solid var(--line);
}

.site-footer p {
  color: var(--muted);
  font-size: 0.88rem;
}

.footer-fineprint {
  grid-column: 1 / -1;
  margin: 0;
}

.footer-brand .brand-mark {
  width: 32px;
  height: 32px;
}

/* Shared styles for the supporting calculator and guide pages. */
.inner-page {
  width: min(980px, calc(100vw - 32px));
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 10px 0 16px;
  color: var(--muted);
  font-size: 0.86rem;
}

.breadcrumbs a {
  color: var(--accent-deep);
  font-weight: 700;
}

.page-hero {
  padding: clamp(24px, 5vw, 48px);
  border-radius: var(--radius-xl);
  background:
    linear-gradient(130deg, rgba(255, 250, 242, 0.94), rgba(240, 225, 199, 0.84)),
    var(--paper);
  border: 1px solid rgba(255, 255, 255, 0.65);
  box-shadow: var(--shadow);
}

.page-hero h1 {
  max-width: 14ch;
  font-size: clamp(2.8rem, 7vw, 5.2rem);
  line-height: 0.96;
}

.page-hero > p:not(.eyebrow) {
  max-width: 62ch;
  color: var(--muted);
  line-height: 1.7;
}

.utility-layout {
  display: grid;
  grid-template-columns: minmax(300px, 0.9fr) minmax(320px, 1.1fr);
  gap: 24px;
  margin-top: 24px;
  align-items: start;
}

.utility-card h2,
.prose-card h2 {
  font-size: 2rem;
}

.utility-form {
  display: grid;
  gap: 16px;
  margin-top: 18px;
}

.utility-results {
  display: grid;
  gap: 14px;
}

.utility-hero-result {
  padding: 22px;
  border-radius: var(--radius-lg);
  background: var(--ink);
  color: var(--paper-strong);
}

.utility-hero-result p {
  margin: 0 0 8px;
  color: rgba(255, 250, 241, 0.72);
}

.utility-hero-result strong {
  font-family: var(--serif);
  font-size: clamp(2.8rem, 7vw, 4.6rem);
}

.utility-result-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.utility-result-grid article {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.64);
}

.utility-result-grid p {
  margin: 0 0 8px;
  color: var(--muted);
}

.utility-result-grid strong {
  font-size: 1.25rem;
}

.prose-stack {
  display: grid;
  gap: 20px;
  margin-top: 24px;
}

.prose-card {
  color: var(--muted);
  line-height: 1.75;
}

.prose-card h2,
.prose-card h3 {
  color: var(--ink);
}

.prose-card h3 {
  margin-top: 24px;
}

.source-list li + li {
  margin-top: 10px;
}

.source-list a {
  color: var(--accent-deep);
  font-weight: 700;
}

.number-list {
  padding-left: 22px;
  color: var(--muted);
  line-height: 1.8;
}

.is-hidden {
  display: none;
}

.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;
}

@media (max-width: 980px) {
  .hero,
  .layout,
  .content-grid,
  .calibration-card,
  .utility-layout {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    max-width: 12ch;
  }
}

@media (max-width: 720px) {
  .page-shell {
    width: min(100vw - 20px, 1180px);
    padding-top: 18px;
  }

  .hero-copy,
  .hero-note,
  .card {
    padding: 20px;
  }

  .field-grid,
  .result-grid,
  .bands,
  .macro-grid,
  .formula-grid,
  .faq-grid,
  .tool-grid,
  .milestone-grid,
  .utility-result-grid {
    grid-template-columns: 1fr;
  }

  .site-nav {
    position: static;
    align-items: flex-start;
    border-radius: var(--radius-lg);
  }

  .nav-links {
    justify-content: flex-end;
    gap: 10px 14px;
  }

  .nav-links a:nth-child(4) {
    display: none;
  }

  .brand > span:last-child {
    display: none;
  }

  .goal-panel-heading,
  .split-heading,
  .site-footer {
    display: grid;
    grid-template-columns: 1fr;
  }

  .calibration-result,
  .footer-fineprint {
    grid-column: auto;
  }

  .hero h1 {
    font-size: 3rem;
  }
}

@media print {
  body {
    background: white;
  }

  body::before,
  .site-nav,
  .hero,
  .form-card,
  .calibration-card,
  .content-grid,
  .faq-section,
  .tools-section,
  .site-footer,
  .result-actions,
  .action-status {
    display: none !important;
  }

  .page-shell,
  .layout {
    width: 100%;
    display: block;
    padding: 0;
  }

  .results-card {
    border: 0;
    box-shadow: none;
  }
}