/* 5050101022 — Catalyst88 "Ignition Lab" visual system
   Tokens per CATALYST88_COLOR_SYSTEM_MEMO.md (source of truth: catalyst88.com client/src/index.css)
   Rule #1: yellow is a signal, not wallpaper. */

:root {
  color-scheme: dark;
  --c88-catalyst: #f5c518;
  --c88-ignite: #ff6b2c;
  --c88-ink: #0a0a0b;
  --c88-mist: #0f1726;
  --c88-ice: #e6eef8;

  --font-display: "Space Grotesk", "Inter", system-ui, sans-serif;
  --font-sans: "Inter", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", monospace;

  --text-1: var(--c88-ice);
  --text-2: rgb(230 238 248 / 75%);
  --text-3: rgb(230 238 248 / 60%);
  --text-4: rgb(230 238 248 / 55%);

  --border: rgb(255 255 255 / 8%);
  --wrap: 72rem;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: 0.01ms !important; }
}

body {
  background: var(--c88-ink);
  color: var(--text-1);
  font-family: var(--font-sans);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 1.5rem; }

h1, h2, h3 { font-family: var(--font-display); font-weight: 700; line-height: 1.1; letter-spacing: -0.01em; }

h2 { font-size: clamp(1.9rem, 4.2vw, 3rem); margin-bottom: 1.25rem; }

.y { color: var(--c88-catalyst); }

.kicker {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--c88-catalyst);
  margin-bottom: 1.25rem;
}

.lede { font-size: clamp(1.15rem, 2.4vw, 1.5rem); color: var(--text-2); }
.body-copy { color: var(--text-2); max-width: 46rem; margin-bottom: 1rem; }
.body-copy strong { color: var(--text-1); }

/* ——— Header ——— */
.site-header {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.9rem 1.5rem;
  background: rgb(10 10 11 / 82%);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.wordmark {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  color: var(--c88-ice);
}

/* ——— Buttons ——— */
.btn {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  text-align: center;
  border-radius: 999px;
  padding: 0.85rem 1.9rem;
  max-width: 100%;
  transition: border-color 200ms ease, box-shadow 250ms ease, background-color 200ms ease, color 200ms ease;
}
.btn-sm { padding: 0.5rem 1.2rem; font-size: 0.875rem; }

.btn-primary {
  background: var(--c88-catalyst);
  color: var(--c88-ink);
  border: 1px solid transparent;
  box-shadow: 0 10px 30px -10px rgb(245 197 24 / 55%);
}
.btn-primary:hover { box-shadow: 0 14px 40px -10px rgb(245 197 24 / 70%); }

.btn-secondary {
  background: transparent;
  color: var(--text-1);
  border: 1px solid rgb(230 238 248 / 30%);
}
.btn-secondary:hover { border-color: var(--c88-catalyst); color: var(--c88-catalyst); }

:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgb(245 197 24 / 35%);
}

/* ——— Hero ——— */
.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(5rem, 14vh, 9rem) 1.5rem clamp(4.5rem, 12vh, 8rem);
  text-align: center;
}

.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgb(245 197 24 / 8%) 1px, transparent 1px),
    linear-gradient(90deg, rgb(245 197 24 / 8%) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 75% 65% at 50% 40%, black 25%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 75% 65% at 50% 40%, black 25%, transparent 75%);
}

.hero-glow {
  position: absolute; left: 50%; top: 32%;
  width: 44rem; height: 22rem;
  transform: translate(-50%, -50%);
  background: rgb(245 197 24 / 12%);
  filter: blur(120px);
  border-radius: 50%;
}

.hero-inner { position: relative; }

.lockup {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(2.6rem, 11vw, 7.5rem);
  letter-spacing: -0.03em;
  margin: 0.5rem 0 1.5rem;
}

.hero .lede { margin-bottom: 2.5rem; }

.cta-row {
  display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap;
}

/* ——— Surfaces ——— */
.surface-alt {
  background: var(--c88-mist);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.c88-surface {
  position: relative;
  background: linear-gradient(180deg, rgb(255 255 255 / 3.5%) 0%, rgb(255 255 255 / 1%) 100%);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  transition: border-color 200ms ease, box-shadow 250ms ease;
}
.c88-surface:is(:hover, :focus-within) {
  border-color: rgb(245 197 24 / 55%);
  box-shadow: 0 0 0 1px rgb(245 197 24 / 20%), 0 20px 60px -30px rgb(245 197 24 / 25%);
}

section { padding: clamp(4rem, 10vh, 7rem) 0; }

/* ——— Pitch ——— */
.pitch h2 { max-width: 56rem; }

.stat-strip {
  display: flex; flex-wrap: wrap; align-items: baseline; gap: 0.9rem;
  margin-top: 2.75rem;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(1.4rem, 3.6vw, 2.4rem);
  letter-spacing: -0.02em;
  color: var(--text-1);
}
.stat-strip i { color: var(--text-4); font-style: normal; }

.stat-caption {
  margin-top: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--text-3);
}

/* ——— Commitments ——— */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-top: 2.5rem;
}
@media (max-width: 60rem) { .card-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 38rem) { .card-grid { grid-template-columns: 1fr; } }

.card { padding: 1.75rem; }
.card .num {
  display: block;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 2.75rem;
  line-height: 1;
  color: var(--c88-catalyst);
  margin-bottom: 1rem;
}
.card .num i { font-style: normal; font-size: 1.5rem; }
.card h3 { font-size: 1.2rem; margin-bottom: 0.35rem; }
.card p { color: var(--text-2); font-size: 0.95rem; }
.card .deck-line { color: var(--text-3); font-family: var(--font-mono); font-size: 0.8rem; margin-bottom: 0.35rem; }
.card .deck-line + p { margin-top: 0.35rem; }

/* ——— Lessons ——— */
.lesson-grid {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem 2rem;
  margin-top: 2.5rem;
}
@media (max-width: 60rem) { .lesson-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 38rem) { .lesson-grid { grid-template-columns: 1fr; } }

.lesson {
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  padding: 0.9rem 1.1rem;
  background-image: linear-gradient(180deg, rgb(255 255 255 / 2.5%) 0%, rgb(255 255 255 / 0.5%) 100%);
  transition: border-color 200ms ease, box-shadow 250ms ease, background-color 200ms ease;
}
.lesson summary {
  cursor: pointer;
  list-style: none;
  display: flex; justify-content: space-between; align-items: center; gap: 0.75rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  color: var(--text-3);
  transition: color 200ms ease;
}
.lesson summary::-webkit-details-marker { display: none; }
.lesson .ind {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  color: var(--text-4);
  flex: none;
  transition: transform 200ms ease, color 200ms ease;
}
.lesson:is(:hover, :focus-within) {
  border-color: rgb(245 197 24 / 55%);
  box-shadow: 0 0 0 1px rgb(245 197 24 / 20%), 0 16px 44px -28px rgb(245 197 24 / 30%);
}
.lesson:is(:hover, :focus-within) summary,
.lesson summary:focus-visible { color: var(--c88-catalyst); }
.lesson:is(:hover, :focus-within) .ind { color: var(--c88-catalyst); }
.lesson[open] {
  border-color: rgb(245 197 24 / 55%);
  background: rgb(245 197 24 / 5%);
}
.lesson[open] summary { color: var(--c88-catalyst); }
.lesson[open] .ind { transform: rotate(45deg); color: var(--c88-catalyst); }
.lesson p { margin-top: 0.6rem; color: var(--text-2); font-size: 0.95rem; }
.lesson-grid li.hl .lesson summary { color: var(--c88-catalyst); }

/* ——— About ——— */
.about-wrap {
  display: grid;
  grid-template-columns: 22rem 1fr;
  gap: 3rem;
  align-items: center;
}
@media (max-width: 50rem) { .about-wrap { grid-template-columns: 1fr; } }

.about-photo { overflow: hidden; max-width: 22rem; }
.about-photo img { display: block; width: 100%; height: auto; }

.link-list {
  list-style: none;
  display: flex; flex-wrap: wrap; gap: 0.6rem 1.5rem;
  margin-top: 1.5rem;
}
.link-list a {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--text-2);
  text-decoration: none;
  border-bottom: 1px solid rgb(230 238 248 / 25%);
  transition: color 200ms ease, border-color 200ms ease;
}
.link-list a:hover { color: var(--c88-catalyst); border-color: var(--c88-catalyst); }

/* ——— Finale ——— */
.finale {
  position: relative;
  overflow: hidden;
  text-align: center;
  padding: clamp(5rem, 14vh, 9rem) 0;
}
.finale-bg {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
}
.finale-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgb(10 10 11 / 88%) 0%, rgb(10 10 11 / 72%) 50%, rgb(10 10 11 / 90%) 100%);
}
.finale-inner { position: relative; }
.finale h2 { font-size: clamp(2.4rem, 6vw, 4.5rem); margin-bottom: 0.75rem; }
.finale .lede { margin-bottom: 2.25rem; }

/* ——— Footer ——— */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 2.5rem 1.5rem;
  text-align: center;
  color: var(--text-3);
  font-size: 0.9rem;
}
.site-footer .wordmark { display: inline-block; margin-bottom: 0.75rem; }
.site-footer a { color: var(--text-2); text-decoration: none; border-bottom: 1px solid rgb(230 238 248 / 25%); }
.site-footer a:hover { color: var(--c88-catalyst); border-color: var(--c88-catalyst); }
.site-footer .fine { margin-top: 0.5rem; font-size: 0.8rem; color: var(--text-4); }

/* ——— Small screens (kept last so it overrides) ——— */
@media (max-width: 38rem) {
  .site-header { padding: 0.7rem 1rem; }
  .site-header .btn { padding: 0.45rem 0.95rem; font-size: 0.8rem; }
  .wordmark { font-size: 1.1rem; }
  .kicker { letter-spacing: 0.12em; font-size: 0.72rem; }
  .lockup { font-size: clamp(2.2rem, 10vw, 7.5rem); }
  .stat-strip { gap: 0.5rem 0.7rem; }
}

/* ——— Conversion blocks ——— */
.micro {
  margin-top: 1.1rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-4);
}

.hero .lede-strong { color: var(--text-1); font-weight: 600; margin-bottom: 0.35rem; }

.wrap-narrow { max-width: 52rem; }

.join-block {
  margin-top: 2.75rem;
  padding: 2rem;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
  align-items: center;
}
@media (max-width: 60rem) { .join-block { grid-template-columns: 1fr; } }

.join-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
@media (max-width: 38rem) { .join-steps { grid-template-columns: 1fr; } }

.step { display: flex; gap: 0.9rem; align-items: flex-start; }
.step p { font-size: 0.92rem; color: var(--text-2); }
.step strong { color: var(--text-1); }
.step-num {
  flex: none;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--c88-catalyst);
  border: 1px solid rgb(245 197 24 / 45%);
  border-radius: 50%;
  width: 2.1rem; height: 2.1rem;
  display: inline-flex; align-items: center; justify-content: center;
}

.join-cta { text-align: center; }
.join-cta .micro { margin-top: 0.8rem; }

/* ——— FAQ ——— */
.faq-list { display: grid; gap: 0.85rem; margin-top: 2rem; }
.faq-list details { padding: 1.1rem 1.4rem; }
.faq-list summary {
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--text-1);
  list-style: none;
  display: flex; justify-content: space-between; align-items: center; gap: 1rem;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list .ind {
  font-family: var(--font-mono);
  color: var(--c88-catalyst);
  font-size: 1.3rem;
  flex: none;
  transition: transform 200ms ease;
}
.faq-list details[open] .ind { transform: rotate(45deg); }
.faq-list details p { margin-top: 0.7rem; color: var(--text-2); font-size: 0.97rem; }

/* ——— Sticky mobile CTA ——— */
.sticky-cta { display: none; }
@media (max-width: 38rem) {
  body { padding-bottom: 4.5rem; }
  .sticky-cta {
    display: block;
    position: fixed;
    left: 0; right: 0; bottom: 0;
    z-index: 30;
    padding: 0.7rem 1rem calc(0.7rem + env(safe-area-inset-bottom, 0px));
    background: rgb(10 10 11 / 88%);
    -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
    border-top: 1px solid var(--border);
  }
  .sticky-cta .btn { display: block; text-align: center; }
}

/* ——— Hero decoder line ——— */
.decoder {
  margin: 1.4rem 0 2rem;
  font-family: var(--font-mono);
  font-size: clamp(0.78rem, 2vw, 0.95rem);
  color: var(--text-3);
  letter-spacing: 0.04em;
}

/* ——— Hero H1 (searchable) ——— */
.hero-title {
  font-size: clamp(1.55rem, 4.2vw, 2.35rem);
  max-width: 40rem;
  margin: 0 auto 0.75rem;
  color: var(--text-1);
  font-weight: 700;
  line-height: 1.15;
}
.section-intro { margin-bottom: 0.5rem; }
.related-links {
  margin-top: 1.75rem;
  font-size: 0.95rem;
  color: var(--text-3);
}
.related-links a {
  color: var(--text-2);
  text-decoration: none;
  border-bottom: 1px solid rgb(230 238 248 / 25%);
}
.related-links a:hover { color: var(--c88-catalyst); border-color: var(--c88-catalyst); }

/* ——— Resource cluster grid (home) ——— */
.resource-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.15rem;
  margin-top: 2rem;
}
@media (max-width: 60rem) { .resource-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 38rem) { .resource-grid { grid-template-columns: 1fr; } }
.resource-card {
  display: block;
  padding: 1.5rem 1.4rem;
  text-decoration: none;
  color: inherit;
}
.resource-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
  color: var(--text-1);
}
.resource-card p { color: var(--text-2); font-size: 0.95rem; margin: 0; }

/* ——— Footer nav ——— */
.footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem 1.25rem;
  margin: 1.1rem 0 0.35rem;
}
.footer-nav a {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-3);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}
.footer-nav a:hover { color: var(--c88-catalyst); border-color: var(--c88-catalyst); }
.site-header .wordmark,
.site-footer .wordmark { text-decoration: none; }

/* ——— Article / cluster pages ——— */
.article-hero {
  padding: clamp(3.5rem, 10vh, 6rem) 0 clamp(2rem, 5vh, 3rem);
}
.article-hero .kicker { margin-bottom: 0.85rem; }
.article-hero h1 {
  font-size: clamp(1.85rem, 4.5vw, 2.85rem);
  max-width: 40rem;
  margin-bottom: 1rem;
}
.article-hero .lede {
  max-width: 40rem;
  margin-bottom: 0;
  font-size: clamp(1.05rem, 2vw, 1.25rem);
}
.article-body {
  padding: 0 0 clamp(3.5rem, 8vh, 5.5rem);
}
.article-body .wrap-prose {
  max-width: 42rem;
  margin: 0 auto;
  padding: 0 1.5rem;
}
.article-body h2 {
  font-size: clamp(1.35rem, 3vw, 1.75rem);
  margin: 2.5rem 0 0.9rem;
}
.article-body h3 {
  font-size: 1.15rem;
  margin: 1.75rem 0 0.55rem;
  color: var(--text-1);
}
.article-body p,
.article-body li {
  color: var(--text-2);
  margin-bottom: 1rem;
}
.article-body ul,
.article-body ol {
  margin: 0 0 1.25rem 1.25rem;
}
.article-body li { margin-bottom: 0.45rem; }
.article-body a {
  color: var(--c88-catalyst);
  text-decoration: none;
  border-bottom: 1px solid rgb(245 197 24 / 35%);
}
.article-body a:hover { border-color: var(--c88-catalyst); }
.article-body strong { color: var(--text-1); }
.article-body .callout {
  margin: 2rem 0;
  padding: 1.35rem 1.5rem;
  border-radius: 0.75rem;
  border: 1px solid rgb(245 197 24 / 35%);
  background: rgb(245 197 24 / 6%);
}
.article-body .callout p:last-child { margin-bottom: 0; }
.article-body .stat-box {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin: 1.75rem 0 2rem;
}
@media (max-width: 38rem) { .article-body .stat-box { grid-template-columns: 1fr; } }
.article-body .stat-box .stat {
  padding: 1.15rem 1.25rem;
  border-radius: 0.75rem;
  border: 1px solid var(--border);
  background: rgb(255 255 255 / 2.5%);
}
.article-body .stat-box .stat .n {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 1.65rem;
  color: var(--c88-catalyst);
  display: block;
  margin-bottom: 0.35rem;
}
.article-body .stat-box .stat p { margin: 0; font-size: 0.9rem; }
.article-cta {
  margin: 2.5rem 0 1rem;
  padding: 1.75rem;
  text-align: center;
}
.article-cta p { margin-bottom: 1.1rem; color: var(--text-2); }
.article-nav {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}
.article-nav h2 {
  font-size: 1.1rem;
  margin: 0 0 1rem;
  color: var(--text-3);
  font-family: var(--font-mono);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.article-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.65rem;
}
.article-nav a {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--text-1);
  border-bottom: none;
}
.article-nav a:hover { color: var(--c88-catalyst); }
.breadcrumb {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-4);
  margin-bottom: 1.25rem;
}
.breadcrumb a {
  color: var(--text-3);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}
.breadcrumb a:hover { color: var(--c88-catalyst); border-color: var(--c88-catalyst); }
.faq-list a { color: var(--c88-catalyst); }