/* Clarical marketing site — shared styles. Tokens: docs/features/light-and-dark/specification.md */

:root,
[data-theme="dark"] {
  --bg: #0b0e12;
  --bg-soft: #11151b;
  --ink: #eef1f5;
  --ink-dim: #9aa4b2;
  --ink-faint: #5b6675;
  --line: #1d242e;
  --accent: #e8b765;
  --accent-soft: rgba(232, 183, 101, 0.12);
  --offer-blue: #4d8ef7;
  --offer-blue-glow: rgba(77, 142, 247, 0.45);
  --offer-card: #141922;
  --offer-card-line: #252d3a;
  --offer-panel: #0d1015;
  --field-glow-warm: rgba(232, 183, 101, 0.06);
  --field-glow-cool: rgba(120, 160, 210, 0.05);
  --shadow-card: rgba(0, 0, 0, 0.5);
  --fit-tag-bg: rgba(0, 0, 0, 0.22);
  --fit-tag-bg-featured: rgba(0, 0, 0, 0.18);
  --maxw: 56rem;
  color-scheme: dark;
}

[data-theme="light"] {
  --bg: #dadcdf;
  --bg-soft: #f2f3f6;
  --ink: #1e2430;
  --ink-dim: #4a5568;
  --ink-faint: #6b7280;
  --line: #c5cad3;
  --accent: #b8862e;
  --accent-soft: rgba(184, 134, 46, 0.14);
  --offer-blue: #4d8ef7;
  --offer-blue-glow: rgba(77, 142, 247, 0.28);
  --offer-card: #ffffff;
  --offer-card-line: #d4dbe8;
  --offer-panel: #eef1f6;
  --field-glow-warm: rgba(232, 183, 101, 0.1);
  --field-glow-cool: rgba(77, 142, 247, 0.08);
  --shadow-card: rgba(30, 36, 48, 0.14);
  --fit-tag-bg: rgba(30, 36, 48, 0.06);
  --fit-tag-bg-featured: rgba(0, 0, 0, 0.18);
  color-scheme: light;
}

* { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  color-scheme: light dark;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, Helvetica, Arial, sans-serif;
  font-size: 18px;
  line-height: 1.65;
  letter-spacing: 0.005em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.field {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(60rem 40rem at 72% -10%, var(--field-glow-warm), transparent 60%),
    radial-gradient(50rem 50rem at -10% 110%, var(--field-glow-cool), transparent 55%);
}

.wrap {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(2rem, 6vw, 5rem) clamp(1.25rem, 5vw, 2.5rem);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.path-page .wrap {
  padding-left: clamp(1.25rem, 4vw, 2rem);
  padding-right: clamp(1.25rem, 4vw, 2rem);
}

header {
  display: flex;
  align-items: baseline;
  gap: 0.9rem;
  flex-wrap: wrap;
  margin-bottom: clamp(2.5rem, 10vh, 6rem);
}

.path-page header {
  width: 100%;
  max-width: 44rem;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: clamp(3rem, 12vh, 8rem);
}

.header-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.wordmark {
  font-size: 1.5rem;
  font-weight: 650;
  letter-spacing: -0.01em;
  color: var(--ink);
  text-decoration: none;
}
.wordmark:hover { color: var(--accent); }

.brain-glyph {
  display: inline-block;
  width: 1cap;
  height: 1cap;
  color: #e5484d;
  vertical-align: baseline;
  margin-right: 0.07em;
  overflow: visible;
}
.brain-glyph--logo {
  width: 1.1cap;
  height: 1.1cap;
}

.tagline {
  color: var(--ink-dim);
  font-size: 1rem;
  font-style: italic;
  letter-spacing: 0.01em;
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.1rem;
  height: 2.1rem;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--bg-soft);
  color: var(--ink-dim);
  cursor: pointer;
  transition: color 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}
.theme-toggle:hover {
  color: var(--accent);
  border-color: var(--accent);
}
.theme-toggle:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.theme-toggle__icon {
  width: 1.1rem;
  height: 1.1rem;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
[data-theme="dark"] .theme-toggle__icon--moon,
[data-theme="light"] .theme-toggle__icon--sun {
  display: none;
}

.path-switch {
  font-size: 0.88rem;
  color: var(--ink-faint);
  text-decoration: none;
}
.path-switch:hover { color: var(--accent); }

main { max-width: 44rem; }
.path-page main {
  width: 100%;
  margin-left: auto;
  margin-right: auto;
}

h1 {
  font-size: clamp(2.2rem, 7vw, 3.8rem);
  line-height: 1.06;
  font-weight: 700;
  letter-spacing: -0.025em;
  margin: 0 0 1rem;
  color: var(--ink);
  text-wrap: balance;
}

.path-page h1 {
  font-size: clamp(2.6rem, 8vw, 4.6rem);
  line-height: 1.04;
  margin-bottom: 1.1rem;
}

h1 .accent { color: var(--accent); }

p { margin: 0 0 1.4rem; color: var(--ink-dim); }
p.lede {
  color: var(--ink);
  font-size: 1.15rem;
  margin-bottom: 2.5rem;
}
.path-page p.lede { font-size: 1.2rem; margin-bottom: 1.4rem; }

p.subhead {
  font-size: clamp(1.3rem, 3.2vw, 1.7rem);
  line-height: 1.3;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: -0.01em;
  margin: 0 0 2.2rem;
}
p.subhead strong { color: var(--accent); font-weight: 600; }

.path-picker {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin: 0 0 2rem;
  padding: 0;
  list-style: none;
}

.path-card {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  padding: 1.5rem 1.35rem 1.25rem;
  background: var(--offer-card);
  border: 1px solid var(--offer-card-line);
  border-radius: 14px;
  text-decoration: none;
  color: inherit;
  transition: transform 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}
.path-card:hover {
  transform: translateY(-2px);
  border-color: rgba(232, 183, 101, 0.35);
  box-shadow: 0 12px 40px -16px var(--shadow-card);
}
.path-card:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}
.path-card--featured {
  background: linear-gradient(165deg, #2f63b8 0%, #1a3d7a 100%);
  border-color: var(--offer-blue);
  box-shadow:
    0 0 0 1px rgba(77, 142, 247, 0.35),
    0 12px 48px -12px var(--offer-blue-glow);
}
.path-card--featured:hover {
  border-color: var(--offer-blue);
  box-shadow:
    0 0 0 1px rgba(77, 142, 247, 0.5),
    0 16px 52px -12px var(--offer-blue-glow);
}
.path-card h2 {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
  font-weight: 650;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.path-card--featured h2 { color: #fff; }
.path-card .who {
  margin: 0 0 1rem;
  font-size: 0.8rem;
  color: var(--ink-faint);
}
.path-card--featured .who { color: rgba(255, 255, 255, 0.65); }
.path-card .detail {
  flex: 1;
  margin: 0 0 1.1rem;
  font-size: 0.92rem;
  line-height: 1.5;
  color: var(--ink-dim);
}
.path-card--featured .detail { color: rgba(255, 255, 255, 0.88); }
.path-card .go {
  margin: 0;
  font-size: 0.88rem;
  font-weight: 650;
  color: var(--accent);
}
.path-card--featured .go { color: #fff; }

.aside-note {
  font-size: 0.95rem;
  color: var(--ink-faint);
  font-style: italic;
}

.offer--cards {
  --breakout: min(4rem, max(0rem, (var(--maxw) - 44rem - 2 * clamp(1.25rem, 4vw, 2rem)) / 2));
  width: calc(100% + 2 * var(--breakout));
  max-width: calc(var(--maxw) - 2 * clamp(1.25rem, 4vw, 2rem));
  margin-left: calc(-1 * var(--breakout));
  margin-right: calc(-1 * var(--breakout));
}

.callout {
  margin: 3rem 0;
  padding: 2.75rem clamp(1.25rem, 4vw, 2.5rem);
  text-align: center;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, var(--accent-soft), transparent 70%);
}
.callout .kicker {
  display: block;
  margin-bottom: 1rem;
  font-size: 0.72rem;
  font-weight: 650;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}
.callout p {
  margin: 0;
  font-family: Georgia, "Iowan Old Style", "Palatino Linotype", Palatino, "Times New Roman", serif;
  font-size: clamp(1.45rem, 4.2vw, 2.15rem);
  line-height: 1.28;
  font-style: italic;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -0.015em;
  text-wrap: balance;
}

.flow {
  margin: 3rem calc(-1 * clamp(0rem, 6vw, 5rem)) 3.2rem;
}
.flow-frame {
  position: relative;
  width: 100%;
  container-type: inline-size;
  border-radius: 12px;
  border: 1px solid var(--line);
  overflow: hidden;
}
.flow-frame img {
  display: block;
  width: 100%;
  height: auto;
}
.flow figcaption {
  margin-top: 0.9rem;
  text-align: center;
  font-size: 0.95rem;
  line-height: 1.45;
  color: var(--ink-dim);
  font-style: italic;
}

.pull {
  margin: 2.6rem 0;
  padding-left: 1.25rem;
  border-left: 2px solid var(--accent);
  font-size: 1.35rem;
  line-height: 1.35;
  color: var(--ink);
  font-weight: 600;
  letter-spacing: -0.01em;
}
.pull span {
  display: block;
  color: var(--ink-dim);
  font-weight: 400;
  font-size: 1rem;
  margin-top: 0.4rem;
}

.testimonial {
  margin-top: 3rem;
  padding: 1.75rem 1.9rem;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-left: 3px solid #e5484d;
  border-radius: 14px;
}
.testimonial blockquote {
  margin: 0 0 1.2rem;
  font-size: 1.18rem;
  line-height: 1.55;
  color: var(--ink);
}
.testimonial .attr {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--ink-dim);
  font-size: 0.95rem;
}
.testimonial .attr strong { color: var(--ink); font-weight: 600; }
.testimonial .attr .sep { color: var(--ink-faint); }

.offer {
  margin-top: 3rem;
  padding: clamp(1.25rem, 3vw, 1.75rem);
  background: var(--offer-panel);
  border: 1px solid var(--offer-card-line);
  border-radius: 14px;
}
.offer h2 {
  margin: 0 0 0.5rem;
  font-size: clamp(1.35rem, 3vw, 1.75rem);
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.02em;
}
.offer p { margin-bottom: 1.2rem; }
.offer p:last-child { margin-bottom: 0; }
.offer .small { color: var(--ink-faint); font-size: 0.95rem; }

.offer-segments {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
  margin: 0 0 2rem;
  padding: 0;
  list-style: none;
}
.path-page .offer-segments {
  grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr));
}

.offer-segment {
  padding: 1rem 1.1rem;
  background: var(--offer-card);
  border: 1px solid var(--offer-card-line);
  border-radius: 10px;
  font-size: 0.84rem;
  line-height: 1.45;
  color: var(--ink-dim);
}
.offer-segment strong {
  display: block;
  margin-bottom: 0.3rem;
  font-size: 0.9rem;
  color: var(--ink);
}

.starter-cards {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
  margin: 0 0 1.5rem;
}
.starter-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 100%;
  padding: 1.25rem 0.85rem 1.1rem;
  background: var(--offer-card);
  border: 1px solid var(--offer-card-line);
  border-radius: 12px;
}
.starter-card--featured {
  background: linear-gradient(165deg, #2f63b8 0%, #1a3d7a 100%);
  border-color: var(--offer-blue);
  box-shadow:
    0 0 0 1px rgba(77, 142, 247, 0.35),
    0 12px 48px -12px var(--offer-blue-glow);
}
.starter-card--featured::before {
  content: "";
  position: absolute;
  inset: -24px -8px;
  z-index: -1;
  background: radial-gradient(ellipse at 50% 40%, rgba(77, 142, 247, 0.28), transparent 68%);
  pointer-events: none;
}
.starter-card h3 {
  margin: 0 0 0.2rem;
  font-size: 1rem;
  font-weight: 650;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.starter-card--featured h3 { color: #fff; }
.starter-card .shape {
  margin: 0 0 1rem;
  font-size: 0.76rem;
  color: var(--ink-faint);
}
.starter-card--featured .shape { color: rgba(255, 255, 255, 0.7); }
.starter-card .from {
  margin: 0;
  font-size: clamp(1.75rem, 4vw, 2.15rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--offer-blue);
}
.starter-card--featured .from { color: #fff; }
.starter-card .from-label {
  margin: 0.25rem 0 1rem;
  font-size: 0.72rem;
  color: var(--ink-faint);
}
.starter-card--featured .from-label { color: rgba(255, 255, 255, 0.65); }
.starter-card .detail {
  flex: 1;
  margin: 0 0 1rem;
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--ink-dim);
}
.starter-card--featured .detail { color: rgba(255, 255, 255, 0.88); }
.starter-card .fit-tag {
  margin: 0;
  padding: 0.5rem 0.65rem;
  font-size: 0.74rem;
  line-height: 1.35;
  color: var(--ink-dim);
  background: var(--fit-tag-bg);
  border-radius: 8px;
}
.starter-card--featured .fit-tag {
  color: rgba(255, 255, 255, 0.82);
  background: var(--fit-tag-bg-featured);
}

.cta {
  margin-top: 2.4rem;
  display: flex;
  align-items: center;
  gap: 1.1rem;
  flex-wrap: wrap;
}
.btn {
  display: inline-block;
  background: var(--accent);
  color: #1a1206;
  text-decoration: none;
  font-weight: 650;
  padding: 0.8rem 1.5rem;
  border-radius: 10px;
  letter-spacing: 0.01em;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 24px -10px rgba(232, 183, 101, 0.6);
  background: #f0c27c;
}
.btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}
.cta-aside {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.cta .hint { color: var(--ink-faint); font-size: 0.95rem; }
.cta .email {
  color: var(--ink-dim);
  font-size: 0.95rem;
  text-decoration: none;
}
.cta .email:hover { color: var(--accent); }

footer {
  position: relative;
  z-index: 1;
  max-width: var(--maxw);
  margin: 0 auto;
  width: 100%;
  padding: 2rem clamp(1.25rem, 5vw, 2.5rem) 2.5rem;
  color: var(--ink-faint);
  font-size: 0.85rem;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.path-page footer {
  padding-left: clamp(1.25rem, 4vw, 2rem);
  padding-right: clamp(1.25rem, 4vw, 2rem);
}
footer a { color: var(--ink-dim); text-decoration: none; }
footer a:hover { color: var(--ink); }

@media (max-width: 900px) {
  .offer--cards {
    --breakout: 0rem;
    width: 100%;
    max-width: none;
    margin-left: 0;
    margin-right: 0;
  }
}
@media (max-width: 720px) {
  .starter-cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .path-picker { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .offer-segments,
  .starter-cards { grid-template-columns: 1fr; }
}