@font-face {
  font-family: "Geist";
  src: url("/assets/fonts/geist-latin-wght-normal.woff2") format("woff2");
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
}

@font-face {
  font-family: "Plus Jakarta Sans";
  src: url("/assets/fonts/plus-jakarta-sans-latin-wght-normal.woff2") format("woff2");
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
}

@font-face {
  font-family: "Fraunces Soft";
  src: url("/assets/fonts/fraunces-latin-soft-normal.woff2") format("woff2");
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
}

:root {
  --bg: #f7f1e6;
  --bg-soft: #fcf8f1;
  --surface: rgba(255, 255, 255, 0.82);
  --surface-strong: #ffffff;
  --surface-accent: #eef5fb;
  --text: #16223a;
  --muted: #5d687b;
  --line: rgba(22, 34, 58, 0.12);
  --accent: #0d4b7a;
  --accent-strong: #0a3a60;
  --accent-soft: #dcebf8;
  --warm: #f3d58e;
  --success: #1e6b58;
  --danger: #b6553d;
  --shadow: 0 24px 60px -36px rgba(18, 33, 59, 0.34);
  --shadow-soft: 0 16px 38px -28px rgba(18, 33, 59, 0.22);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 14px;
  --font-sans: "Geist", "Plus Jakarta Sans", sans-serif;
  --font-display: "Fraunces Soft", "Times New Roman", serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100dvh;
  font-family: var(--font-sans);
  color: var(--text);
  background:
    radial-gradient(circle at top right, rgba(13, 75, 122, 0.12), transparent 28%),
    radial-gradient(circle at bottom left, rgba(243, 213, 142, 0.28), transparent 30%),
    linear-gradient(180deg, #fbf6ee 0%, var(--bg) 42%, #f4ecde 100%);
}

a {
  color: inherit;
}

img,
svg {
  display: block;
  max-width: 100%;
}

button,
input,
select {
  font: inherit;
}

.site-shell {
  position: relative;
  overflow: clip;
}

.site-shell::before,
.site-shell::after {
  content: "";
  position: absolute;
  inset: auto;
  border-radius: 999px;
  filter: blur(10px);
  pointer-events: none;
}

.site-shell::before {
  top: 9rem;
  right: -7rem;
  width: 18rem;
  height: 18rem;
  background: rgba(13, 75, 122, 0.12);
}

.site-shell::after {
  left: -4rem;
  top: 36rem;
  width: 15rem;
  height: 15rem;
  background: rgba(243, 213, 142, 0.18);
}

.container {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(20px);
  background: rgba(247, 241, 230, 0.82);
  border-bottom: 1px solid rgba(22, 34, 58, 0.08);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4.75rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
  text-decoration: none;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.brand-mark {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 1rem;
  box-shadow: var(--shadow-soft);
}

.brand-copy {
  display: grid;
  gap: 0.05rem;
}

.brand-copy strong {
  font-size: 1rem;
}

.brand-copy span {
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 500;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.2rem;
}

.nav-links a {
  text-decoration: none;
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 550;
}

.nav-links a.is-active,
.nav-links a:hover {
  color: var(--text);
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 2.9rem;
  height: 2.9rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.66);
}

.nav-toggle span,
.nav-toggle::before,
.nav-toggle::after {
  content: "";
  display: block;
  width: 1.15rem;
  height: 2px;
  background: var(--text);
  border-radius: 999px;
  transition: transform 180ms ease, opacity 180ms ease;
}

.nav-toggle {
  flex-direction: column;
  gap: 0.22rem;
}

.nav-open .nav-toggle span {
  opacity: 0;
}

.nav-open .nav-toggle::before {
  transform: translateY(0.24rem) rotate(45deg);
}

.nav-open .nav-toggle::after {
  transform: translateY(-0.24rem) rotate(-45deg);
}

.button,
.button-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  min-height: 3rem;
  padding: 0.85rem 1.3rem;
  border-radius: 999px;
  border: 1px solid transparent;
  text-decoration: none;
  font-weight: 700;
  letter-spacing: -0.02em;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.button {
  background: var(--accent);
  color: white;
  box-shadow: 0 18px 36px -28px rgba(13, 75, 122, 0.88);
}

.button:hover,
.button-ghost:hover {
  transform: translateY(-1px);
}

.button:active,
.button-ghost:active {
  transform: translateY(1px) scale(0.99);
}

.button-ghost {
  border-color: var(--line);
  color: var(--text);
  background: rgba(255, 255, 255, 0.66);
}

.button.is-small,
.button-ghost.is-small {
  min-height: 2.5rem;
  padding: 0.6rem 1rem;
  font-size: 0.92rem;
}

.hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.8rem;
  align-items: start;
  padding: 4.8rem 0 4.2rem;
}

.hero > :first-child {
  max-width: 820px;
}

.eyebrow,
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.55rem 0.82rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid rgba(13, 75, 122, 0.12);
  color: var(--accent);
  font-size: 0.76rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

.hero h1,
.page-hero h1,
.article-hero h1 {
  margin: 1rem 0 1rem;
  font-family: var(--font-display);
  font-size: clamp(3.1rem, 5vw, 5.4rem);
  line-height: 0.96;
  letter-spacing: -0.05em;
}

.hero p,
.page-hero p,
.article-hero p {
  margin: 0;
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.75;
  max-width: 60ch;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.95rem;
  margin-top: 1.8rem;
}

.hero-notes {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.2rem;
}

.hero-notes span,
.strip li,
.proof-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.65rem 0.85rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--line);
  color: var(--text);
  font-size: 0.9rem;
}

.hero-proof {
  display: grid;
  gap: 1.4rem;
  align-content: start;
  max-width: 1080px;
}

.glass-panel,
.content-card,
.mock-card,
.stat-panel,
.guide-card,
.faq-card,
.pricing-card,
.diagnostic-card,
.result-card {
  background: var(--surface);
  border: 1px solid rgba(22, 34, 58, 0.1);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
}

.hero-dashboard {
  position: relative;
  padding: 0.95rem;
}

.hero-dashboard::before,
.hero-dashboard::after {
  content: "";
  position: absolute;
  border-radius: 999px;
  filter: blur(14px);
  z-index: -1;
}

.hero-dashboard::before {
  top: 2rem;
  right: -2rem;
  width: 7rem;
  height: 7rem;
  background: rgba(13, 75, 122, 0.16);
}

.hero-dashboard::after {
  left: -1rem;
  bottom: 1rem;
  width: 6rem;
  height: 6rem;
  background: rgba(243, 213, 142, 0.26);
}

.dashboard-frame {
  overflow: hidden;
  border-radius: calc(var(--radius-xl) - 6px);
  background: linear-gradient(180deg, #fffefc 0%, #faf5ed 100%);
  border: 1px solid rgba(22, 34, 58, 0.08);
}

.frame-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.9rem 1rem;
  border-bottom: 1px solid rgba(22, 34, 58, 0.08);
}

.window-dots {
  display: flex;
  gap: 0.35rem;
}

.window-dots span {
  width: 0.58rem;
  height: 0.58rem;
  border-radius: 999px;
  background: rgba(13, 75, 122, 0.18);
}

.frame-topbar strong {
  font-size: 0.93rem;
}

.dashboard-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: 0.9rem;
  padding: 0.9rem;
  align-items: start;
}

.lane-card,
.mini-card,
.lesson-card {
  border: 1px solid rgba(22, 34, 58, 0.08);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.8);
  padding: 1rem;
}

.lesson-card {
  display: grid;
  gap: 0.78rem;
  padding: 0;
  border: 0;
  background: transparent;
}

.lane-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.8rem;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 650;
  letter-spacing: 0.01em;
}

.study-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.4rem 0.65rem;
  border-radius: 999px;
  background: rgba(13, 75, 122, 0.08);
  color: var(--accent);
  font-size: 0.73rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.lane-card h3,
.mini-card h3,
.section-title,
.content-card h3,
.faq-card h3,
.pricing-card h3,
.result-card h3,
.article-block h2 {
  margin: 0 0 0.6rem;
  font-size: 1.05rem;
  line-height: 1.3;
}

.lane-card p,
.mini-card p,
.content-card p,
.faq-card p,
.article-block p,
.page-copy p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.lane-lead {
  margin-bottom: 0.85rem !important;
  max-width: 30ch;
  line-height: 1.55 !important;
}

.lane-steps {
  gap: 0.9rem;
}

.lane-steps .stack-item {
  gap: 0.85rem;
}

.lane-steps .stack-item strong {
  display: block;
  margin-bottom: 0.12rem;
  font-size: 0.98rem;
}

.lane-steps .stack-item p {
  line-height: 1.55;
}

.mini-kicker {
  margin-bottom: 0.45rem !important;
  color: var(--accent) !important;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.stack-list,
.fact-list,
.faq-list,
.decision-list,
.guide-list,
.pricing-list,
.article-list {
  display: grid;
  gap: 0.72rem;
  padding: 0;
  margin: 0;
  list-style: none;
}

.stack-item,
.fact-list li,
.decision-list li,
.guide-list li,
.pricing-list li,
.article-list li,
.faq-list li {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  color: var(--text);
}

.marker,
.step-index,
.pill-index {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.8rem;
  height: 1.8rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 800;
  font-size: 0.82rem;
}

.proof-grid,
.content-grid,
.guide-grid,
.faq-grid,
.pricing-grid,
.steps-grid {
  display: grid;
  gap: 1rem;
}

.proof-grid {
  grid-template-columns: 1fr;
}

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

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

.pricing-grid {
  grid-template-columns: 0.9fr 1.1fr;
}

.impact-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.pricing-duo {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 1rem;
}

.home-split-stack {
  grid-template-columns: 1fr;
}

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

.section {
  padding: 1.2rem 0 4rem;
}

.section h2,
.page-section h2,
.article-block h2 {
  margin: 0 0 0.8rem;
  font-size: clamp(2rem, 2.8vw, 3rem);
  line-height: 1.02;
  letter-spacing: -0.04em;
}

.section-heading {
  display: grid;
  gap: 0.7rem;
  margin-bottom: 1.4rem;
}

.section-heading p,
.page-section > p {
  margin: 0;
  color: var(--muted);
  max-width: 68ch;
  line-height: 1.75;
}

.proof-stat,
.content-card,
.guide-card,
.faq-card,
.pricing-card,
.diagnostic-card,
.result-card,
.step-card {
  padding: 1.2rem;
}

.proof-stat {
  display: grid;
  gap: 0.45rem;
  align-content: start;
  padding: 0 0 1rem;
  border-bottom: 1px solid rgba(22, 34, 58, 0.08);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.proof-kicker {
  color: var(--accent);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.proof-stat h3,
.metric {
  display: block;
  margin: 0;
  font-size: 1.28rem;
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.proof-stat p {
  margin: 0;
  color: var(--muted);
  line-height: 1.62;
  max-width: 34ch;
}

.proof-grid .proof-stat:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.split-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 1.2rem;
  align-items: start;
}

.timeline {
  display: grid;
  gap: 0.85rem;
}

.timeline-item {
  display: grid;
  grid-template-columns: 2.2rem 1fr;
  gap: 0.85rem;
  padding: 1rem;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(22, 34, 58, 0.08);
  background: rgba(255, 255, 255, 0.72);
}

.timeline-item h3,
.step-card h3,
.guide-card h3,
.faq-card h3,
.pricing-card h3 {
  margin: 0;
  font-size: 1rem;
}

.timeline-item p,
.step-card p,
.guide-card p,
.faq-card p,
.pricing-card p {
  margin: 0.42rem 0 0;
  color: var(--muted);
  line-height: 1.65;
}

.lesson-sequence {
  display: grid;
  gap: 0.8rem;
}

.lesson-step {
  display: grid;
  grid-template-columns: 2rem 1fr;
  gap: 0.8rem;
}

.lesson-step strong {
  display: block;
  margin-bottom: 0.18rem;
}

.page-hero,
.article-hero {
  padding: 4rem 0 2.2rem;
}

.page-hero {
  display: grid;
  gap: 1rem;
}

.page-hero--diagnostic {
  max-width: 980px;
}

.pricing-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(340px, 0.78fr);
  gap: 2rem;
  align-items: start;
}

.pricing-hero-card {
  padding: 1.55rem;
  align-self: start;
}

.plan-price {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
  margin: 1rem 0 0.7rem;
  line-height: 1;
}

.plan-price strong {
  font-size: clamp(3.2rem, 7vw, 5rem);
  letter-spacing: -0.08em;
}

.plan-price span {
  color: var(--muted);
  font-size: 1.1rem;
  font-weight: 650;
}

.pricing-notes {
  margin-top: 1.6rem;
}

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

.pricing-stack {
  display: grid;
  gap: 0.9rem;
  margin-top: 1rem;
}

.pricing-stack-item,
.term-card,
.pricing-signal {
  padding: 1.15rem;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(22, 34, 58, 0.08);
  background: rgba(255, 255, 255, 0.78);
}

.pricing-stack-item strong,
.term-card h3,
.pricing-signal h3 {
  display: block;
  margin: 0;
  color: var(--text);
  font-size: 1rem;
}

.pricing-stack-item p,
.term-card p,
.pricing-signal p {
  margin: 0.45rem 0 0;
  color: var(--muted);
  line-height: 1.65;
}

.pricing-story,
.pricing-summary {
  padding-bottom: 4.5rem;
}

.pricing-comparison {
  display: grid;
  gap: 1rem;
}

.pricing-signal {
  display: grid;
  gap: 1.1rem;
  grid-template-columns: minmax(0, 0.92fr) minmax(280px, 1.08fr);
  align-items: center;
}

.pricing-signal-copy {
  max-width: 34ch;
}

.pricing-signal-chart {
  display: grid;
  gap: 0.85rem;
}

.signal-track {
  display: grid;
  gap: 0.45rem;
}

.signal-label,
.signal-word {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.signal-bar {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.35rem;
}

.signal-bar span {
  height: 0.7rem;
  border-radius: 999px;
  background: rgba(22, 34, 58, 0.08);
}

.signal-bar--drag .is-on {
  background: rgba(13, 75, 122, 0.28);
}

.signal-bar--clear .is-on {
  background: var(--accent);
}

.terms-strip {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 2rem;
}

.term-card {
  padding: 1.3rem;
}

.term-card .badge {
  margin-bottom: 0.85rem;
}

.term-card h3 {
  font-size: 1.2rem;
}

.pricing-value-grid {
  margin-top: 0;
}

.pricing-actions {
  margin-top: 2rem;
  justify-content: flex-start;
}

.guide-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(320px, 0.76fr);
  gap: 1.2rem;
  align-items: start;
}

.guide-hero-card {
  padding: 1.35rem;
}

.guide-simple-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 1rem;
}

.faq-hero {
  max-width: 980px;
}

.faq-topic-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.faq-section-stack {
  display: grid;
  gap: 1rem;
}

.faq-section-card {
  padding: 1.3rem;
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid rgba(22, 34, 58, 0.08);
  box-shadow: var(--shadow-soft);
}

.faq-section-head {
  display: grid;
  gap: 0.55rem;
  margin-bottom: 1rem;
}

.faq-section-head h2 {
  margin: 0;
  font-size: clamp(1.75rem, 2.6vw, 2.5rem);
  line-height: 1.02;
  letter-spacing: -0.04em;
}

.faq-accordion {
  display: grid;
  gap: 0.75rem;
}

.faq-item-row {
  border: 1px solid rgba(22, 34, 58, 0.08);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.82);
  overflow: hidden;
}

.faq-item-row summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: 100%;
  padding: 1rem 1.1rem;
  cursor: pointer;
  list-style: none;
  font-size: 1rem;
  font-weight: 700;
}

.faq-item-row summary::-webkit-details-marker {
  display: none;
}

.faq-item-row summary::after {
  content: "+";
  flex: 0 0 auto;
  color: var(--accent);
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1;
}

.faq-item-row[open] summary::after {
  content: "-";
}

.faq-item-row summary:hover {
  background: rgba(220, 235, 248, 0.26);
}

.faq-answer {
  padding: 0 1.1rem 1rem;
  color: var(--muted);
  line-height: 1.7;
  max-width: 72ch;
}

.sample-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(330px, 0.78fr);
  gap: 1.25rem;
  align-items: start;
}

.sample-hero-card,
.sample-rule-card,
.sample-example-card,
.sample-impact-card,
.sample-practice-card {
  padding: 1.35rem;
}

.sample-rule-section {
  padding-top: 0.2rem;
}

.sample-rule-list {
  display: grid;
  gap: 0.9rem;
  margin-top: 1rem;
}

.sample-rule-item,
.sample-step-block,
.sample-mistake {
  padding: 1rem 1.05rem;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(22, 34, 58, 0.08);
  background: rgba(255, 255, 255, 0.78);
}

.sample-rule-item strong,
.sample-step-label,
.sample-mistake strong {
  display: block;
  margin: 0 0 0.28rem;
  color: var(--text);
  font-weight: 800;
}

.sample-rule-item p,
.sample-step-block p,
.sample-impact-card p,
.sample-practice-card p,
.sample-mistake p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.sample-example-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(300px, 0.78fr);
  gap: 1rem;
  align-items: start;
}

.sample-example-card {
  display: grid;
  gap: 0.9rem;
}

.sample-impact-card {
  display: grid;
  gap: 0.95rem;
}

.sample-problem {
  margin: 0.8rem 0 1rem !important;
  color: var(--text) !important;
  font-size: 1.05rem;
  line-height: 1.55 !important;
}

.sample-step-label {
  color: var(--accent);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.page-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.page-section {
  padding: 0 0 3rem;
}

.page-copy {
  display: grid;
  gap: 1rem;
}

.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 1.2rem;
  align-items: start;
}

.article-canvas {
  display: grid;
  gap: 1rem;
}

.article-block {
  padding: 1.4rem;
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(22, 34, 58, 0.08);
  box-shadow: var(--shadow-soft);
}

.article-block h3 {
  margin: 0 0 0.65rem;
  font-size: 1.12rem;
}

.quick-answer {
  background: linear-gradient(180deg, rgba(220, 235, 248, 0.76) 0%, rgba(255, 255, 255, 0.84) 100%);
}

.article-sidebar {
  position: sticky;
  top: 6.2rem;
  display: grid;
  gap: 1rem;
}

.sidebar-card {
  padding: 1.05rem;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid rgba(22, 34, 58, 0.08);
  box-shadow: var(--shadow-soft);
}

.sidebar-card h3 {
  margin: 0 0 0.8rem;
  font-size: 0.95rem;
}

.sidebar-card ul {
  margin: 0;
  padding-left: 1rem;
  color: var(--muted);
  line-height: 1.7;
}

.math-box,
.example-box,
.prompt-box {
  padding: 1rem;
  border-radius: var(--radius-lg);
  background: rgba(247, 241, 230, 0.78);
  border: 1px solid rgba(22, 34, 58, 0.08);
}

.math-box code,
.prompt-box code {
  display: block;
  white-space: pre-wrap;
  font-family: "SFMono-Regular", "Consolas", monospace;
  font-size: 0.95rem;
  line-height: 1.65;
}

.practice-card {
  padding: 1rem;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(22, 34, 58, 0.08);
}

.practice-card summary {
  cursor: pointer;
  font-weight: 700;
}

.practice-card p {
  margin-top: 0.8rem;
}

.diagnostic-shell {
  display: grid;
  grid-template-columns: minmax(0, 1.22fr) minmax(320px, 0.78fr);
  gap: 1.25rem;
  align-items: start;
}

.diagnostic-card form {
  display: grid;
  gap: 1rem;
}

.diagnostic-card {
  padding: 1.35rem;
}

.diagnostic-sidebar {
  position: sticky;
  top: 6.2rem;
  display: grid;
  gap: 1.2rem;
}

.diagnostic-progress-track {
  width: 100%;
  height: 0.5rem;
  border-radius: 999px;
  background: rgba(13, 75, 122, 0.08);
  overflow: hidden;
}

.diagnostic-progress-fill {
  width: 25%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, rgba(13, 75, 122, 0.95), rgba(67, 138, 194, 0.85));
  transition: width 220ms ease;
}

.diagnostic-step-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.diagnostic-carousel {
  position: relative;
}

.diagnostic-carousel .question-slide {
  display: none !important;
}

.diagnostic-carousel .question-slide.is-active {
  display: grid !important;
}

.question-block {
  display: grid;
  gap: 0.72rem;
  min-height: 365px;
  padding: 1.1rem;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(22, 34, 58, 0.08);
}

.question-block legend {
  padding: 0;
  font-size: 1.26rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
}

.choice-list {
  display: grid;
  gap: 0.55rem;
}

.choice {
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
  padding: 0.95rem 1rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(22, 34, 58, 0.08);
  background: rgba(255, 255, 255, 0.82);
  transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.choice:hover {
  border-color: rgba(13, 75, 122, 0.24);
  box-shadow: 0 10px 24px -20px rgba(13, 75, 122, 0.44);
  transform: translateY(-1px);
}

.choice input {
  margin-top: 0.22rem;
}

.choice strong {
  display: block;
  margin-bottom: 0.14rem;
}

.choice span {
  display: block;
  max-width: 42ch;
}

.question-actions,
.diagnostic-nav {
  display: flex;
  gap: 0.75rem;
}

.question-actions {
  flex-wrap: wrap;
}

.diagnostic-nav {
  align-items: center;
  justify-content: space-between;
}

.diagnostic-nav [hidden] {
  display: none !important;
}

.diagnostic-step-dots {
  display: flex;
  justify-content: center;
  gap: 0.45rem;
}

.diagnostic-step-dots span {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 999px;
  background: rgba(13, 75, 122, 0.16);
}

.diagnostic-step-dots span.is-active {
  width: 1.7rem;
  background: var(--accent);
}

.result-card {
  display: grid;
  gap: 0.8rem;
  padding: 1.25rem;
}

.result-card.is-visible {
  display: grid;
}

.diagnostic-result-card {
  gap: 1rem;
}

.sidebar-card--diagnostic {
  background: rgba(255, 255, 255, 0.78);
  padding: 1.2rem;
}

.sidebar-card--diagnostic ul {
  display: grid;
  gap: 1rem;
  padding-left: 0;
  list-style: none;
}

.sidebar-card--diagnostic li {
  color: var(--muted);
}

.sidebar-card--diagnostic strong {
  color: var(--text);
}

.lane-meter-group {
  display: grid;
  gap: 0.95rem;
}

.lane-meter {
  display: grid;
  gap: 0.45rem;
}

.lane-meter-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.lane-meter-head strong {
  font-size: 0.97rem;
}

.lane-meter-head span {
  color: var(--accent);
  font-size: 0.86rem;
  font-weight: 750;
}

.lane-meter-track {
  height: 0.7rem;
  border-radius: 999px;
  background: rgba(13, 75, 122, 0.08);
  overflow: hidden;
}

.lane-meter-fill {
  width: 0%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, rgba(13, 75, 122, 0.95), rgba(67, 138, 194, 0.85));
  transition: width 220ms ease;
}

.diagnostic-mini-grid {
  display: grid;
  gap: 0.8rem;
}

.diagnostic-mini-card {
  padding: 1rem 1.05rem;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(22, 34, 58, 0.08);
  background: rgba(247, 241, 230, 0.84);
}

.diagnostic-mini-card p {
  margin: 0;
  color: var(--text);
  font-weight: 700;
  line-height: 1.35;
}

.diagnostic-cta-row {
  margin-top: 0.1rem;
}

.result-band {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  width: fit-content;
  padding: 0.55rem 0.8rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.84rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.price-tag {
  display: flex;
  align-items: baseline;
  gap: 0.35rem;
  margin: 0.35rem 0 1rem;
}

.price-tag strong {
  font-size: 3.4rem;
  line-height: 0.9;
  letter-spacing: -0.06em;
}

.fine-print,
.tiny-note {
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.65;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  overflow: hidden;
  border-radius: var(--radius-lg);
}

.comparison-table th,
.comparison-table td {
  padding: 0.92rem 1rem;
  border-bottom: 1px solid rgba(22, 34, 58, 0.08);
  text-align: left;
}

.comparison-table th {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.comparison-table td:nth-child(2) {
  color: var(--accent);
  font-weight: 700;
}

.comparison-table td:nth-child(3) {
  color: var(--success);
  font-weight: 700;
}

.cta-banner {
  display: grid;
  gap: 1rem;
  padding: 1.5rem;
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, rgba(13, 75, 122, 0.95), rgba(18, 46, 74, 0.98));
  color: white;
  box-shadow: var(--shadow);
}

.cta-banner p,
.cta-banner .tiny-note {
  color: rgba(255, 255, 255, 0.78);
}

.site-footer {
  padding: 2rem 0 3.4rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
  gap: 1rem;
  padding: 1.4rem;
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid rgba(22, 34, 58, 0.08);
  box-shadow: var(--shadow-soft);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
  align-content: start;
}

.footer-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
}

.footer-links a:hover {
  color: var(--text);
}

.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: 960px) {
  .hero,
  .split-section,
  .pricing-grid,
  .pricing-hero,
  .pricing-duo,
  .pricing-signal,
  .sample-hero,
  .sample-example-layout,
  .guide-hero,
  .guide-simple-grid,
  .diagnostic-shell,
  .article-layout,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .dashboard-grid,
  .proof-grid,
  .content-grid,
  .impact-grid,
  .guide-grid,
  .faq-grid,
  .steps-grid {
    grid-template-columns: 1fr 1fr;
  }

  .article-sidebar {
    position: static;
  }

  .diagnostic-sidebar {
    position: static;
  }

  .terms-strip {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .nav-toggle {
    display: inline-flex;
  }

  .nav-links {
    position: absolute;
    top: calc(100% + 0.5rem);
    left: 1rem;
    right: 1rem;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 1rem;
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, 0.94);
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
  }

  .nav-open .nav-links {
    display: flex;
  }

  .nav-cta .button-ghost {
    display: none;
  }

  .hero,
  .page-hero,
  .article-hero {
    padding-top: 3.2rem;
  }

  .dashboard-grid,
  .proof-grid,
  .content-grid,
  .impact-grid,
  .guide-grid,
  .faq-grid,
  .steps-grid {
    grid-template-columns: 1fr;
  }

  .hero h1,
  .page-hero h1,
  .article-hero h1 {
    font-size: clamp(2.8rem, 13vw, 4.3rem);
  }
}