/* Studio North — Creselle homepage
   Tokens from final prebuild brand_tokens.json
   Button fill darkened to #9A6E14 for WCAG AA (white text) — decorative accent stays #B8841F
*/

:root {
  --bg: #FAFAF8;
  --bg2: #F0EFEA;
  --ink: #121212;
  --muted: #5A5A56;
  --line: #E2E1DB;
  --accent: #B8841F;
  --accent-text: #916B16; /* eyebrow/small text AA on --bg (~4.65:1); decorative accent unchanged */
  --accent-soft: #F7F0DE;
  --accent-btn: #9A6E14; /* a11y: button fill only */
  --accent-btn-hover: #825C10;
  --card: #FFFFFF;
  --focus: #1A5FAD;
  --radius: 14px;
  --radius-sm: 12px;
  --radius-pill: 22px;
  --max: 1280px;
  --mx: clamp(1rem, 6.3vw, 6rem);
  --font-display: "DM Serif Display", "Times New Roman", Times, serif;
  --font-body: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-wordmark: "Playfair Display", "Times New Roman", Times, serif;
}

*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1.0625rem; /* 17px desktop base */
  line-height: 1.55;
  font-weight: 400;
}

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

a { color: inherit; }

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

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--ink);
  color: var(--bg);
  padding: 0.75rem 1rem;
  z-index: 1000;
  border-radius: 0 0 8px 0;
}
.skip-link:focus {
  left: 0;
}

.wrap {
  width: min(100% - 2 * var(--mx), var(--max));
  margin-inline: auto;
}

/* ——— Wordmark ——— */
.wordmark {
  font-family: var(--font-wordmark);
  font-weight: 560;
  font-size: 1.75rem;
  letter-spacing: 0.04em;
  color: var(--ink);
  text-decoration: none;
  line-height: 1;
}
.wordmark:hover { color: var(--ink); }

/* ——— Buttons ——— */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  text-decoration: none;
  border: none;
  cursor: pointer;
  line-height: 1.2;
  transition: background-color 0.15s ease, color 0.15s ease;
}
.btn--honey {
  background: var(--accent-btn);
  color: #fff;
}
.btn--honey:hover { background: var(--accent-btn-hover); color: #fff; }
.btn--ink {
  background: var(--ink);
  color: var(--bg);
}
.btn--ink:hover { background: #2a2a2a; color: var(--bg); }
.btn--block { width: 100%; }

.email-link {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 500;
}
.email-link:hover { color: var(--ink); text-decoration: underline; }

/* ——— Header / Nav ——— */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg); /* solid fallback when color-mix/backdrop unsupported */
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1.1rem 0;
  min-height: 64px;
}

.nav-desktop {
  display: none;
  align-items: center;
  gap: 2rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-desktop a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
}
.nav-desktop a:hover { color: var(--ink); }

.nav-desktop-cta { display: none; }

.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border: none;
  background: transparent;
  cursor: pointer;
  color: var(--ink);
  border-radius: 8px;
}
.nav-toggle__bars {
  display: block;
  width: 22px;
  height: 14px;
  position: relative;
}
.nav-toggle__bars span {
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
}
.nav-toggle__bars span:nth-child(1) { top: 0; }
.nav-toggle__bars span:nth-child(2) { top: 6px; }
.nav-toggle__bars span:nth-child(3) { top: 12px; }

/* Mobile menu panel */
.nav-mobile {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  background: var(--bg);
  padding: 1.25rem var(--mx) 2rem;
  overflow-y: auto;
}
.nav-mobile.is-open { display: block; }
.nav-mobile__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
  margin-bottom: 1.75rem;
}
.nav-mobile__label {
  color: var(--accent-text);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin: 0 0 1rem;
}
.nav-mobile__list {
  list-style: none;
  margin: 0 0 2rem;
  padding: 0;
}
.nav-mobile__list li {
  border-bottom: 1px solid var(--line);
}
.nav-mobile__list a {
  display: block;
  padding: 1.1rem 0;
  font-family: var(--font-display);
  font-size: 1.75rem;
  color: var(--ink);
  text-decoration: none;
}
.nav-mobile__meta {
  margin-top: 1.5rem;
  color: var(--muted);
  font-size: 0.875rem;
}
.nav-mobile__meta a {
  color: var(--muted);
  text-decoration: none;
}
.nav-mobile__meta a:hover { text-decoration: underline; }
.nav-mobile__co {
  margin-top: 1.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}

body.nav-open { overflow: hidden; }

/* ——— Hero ——— */
.hero {
  padding: 2.5rem 0 2rem;
}
.hero__grid {
  display: grid;
  gap: 2rem;
}
.eyebrow {
  color: var(--accent-text);
  font-size: 0.8125rem;
  font-weight: 600;
  margin: 0 0 1rem;
}
.hero h1 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.75rem, 5vw, 3.625rem);
  line-height: 1.15;
  margin: 0 0 1.25rem;
  letter-spacing: -0.01em;
}
.hero__sub {
  color: var(--muted);
  font-size: clamp(0.875rem, 2vw, 1.1875rem);
  max-width: 34rem;
  margin: 0 0 1.75rem;
  line-height: 1.55;
}
.hero__cta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.5rem;
  margin-bottom: 0.5rem;
}
.hero__lens {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.hero__lens svg { width: 100%; height: auto; }

/* ——— Trust strip ——— */
.trust-strip {
  margin: 1.5rem 0 3rem;
}
.trust-strip__inner {
  background: var(--bg2);
  border-radius: 10px;
  padding: 1rem 1.25rem;
  color: var(--muted);
  font-size: 0.875rem;
  font-weight: 500;
}

/* ——— Sections ——— */
.section {
  padding: 0 0 3.5rem;
}
.section h2 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.375rem, 3.2vw, 2.375rem);
  line-height: 1.2;
  margin: 0 0 1rem;
  max-width: 40rem;
}
.section__lead {
  color: var(--muted);
  font-size: clamp(0.875rem, 1.6vw, 1.0625rem);
  max-width: 40rem;
  margin: 0 0 2rem;
  line-height: 1.55;
}

/* Cards */
.cards {
  display: grid;
  gap: 0.875rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 1.25rem 1.25rem 1.25rem 1.5rem;
  position: relative;
  overflow: hidden;
}
.card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--accent);
}
.card h3 {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  margin: 0 0 0.5rem;
}
.card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9375rem;
  line-height: 1.5;
}

/* How it works */
.how-list {
  list-style: none;
  margin: 0 0 2rem;
  padding: 0;
}
.how-item {
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--line);
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: 0.5rem 1rem;
}
.how-item:first-child { padding-top: 0; }
.how-item:last-child { border-bottom: none; }
.how-item__num {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--accent);
  line-height: 1.2;
}
.how-item h3 {
  font-family: var(--font-body);
  font-size: 1.0625rem;
  font-weight: 600;
  margin: 0.15rem 0 0.4rem;
}
.how-item p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9375rem;
  grid-column: 2;
}

/* Qual panel — dynamic height, wrapping heading (MUST: no clip) */
.qual-panel {
  background: var(--accent-soft);
  border-radius: var(--radius);
  padding: 1.5rem 1.25rem;
  margin-top: 0.5rem;
}
.qual-panel h2 {
  font-size: clamp(1.125rem, 2.8vw, 1.875rem);
  max-width: none;
  margin-bottom: 0.75rem;
  /* Allow natural wrap — never nowrap / overflow hidden on heading */
  overflow-wrap: anywhere;
  word-wrap: break-word;
  hyphens: auto;
}
.qual-panel p {
  margin: 0;
  color: var(--muted);
  font-size: clamp(0.8125rem, 1.5vw, 1rem);
  line-height: 1.55;
  overflow-wrap: break-word;
}

/* Pilot */
.pilot-intro {
  color: var(--muted);
  margin: 0 0 1.5rem;
  max-width: 28rem;
}
.pilot-cards {
  display: grid;
  gap: 0.875rem;
  list-style: none;
  margin: 0 0 1.25rem;
  padding: 0;
}
.pilot-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 1.5rem 1.25rem;
  font-weight: 600;
  font-size: 1rem;
}
.pilot-bullets {
  list-style: none;
  margin: 0 0 1.25rem;
  padding: 0;
}
.pilot-bullets li {
  position: relative;
  padding-left: 1.25rem;
  margin-bottom: 0.75rem;
  font-size: 0.9375rem;
}
.pilot-bullets li::before {
  content: "";
  position: absolute;
  left: 0.15rem;
  top: 0.45rem;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}
.pilot-note {
  color: var(--muted);
  font-size: 0.875rem;
  max-width: 40rem;
  margin: 0;
  line-height: 1.5;
}

/* Founder */
.founder {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.5rem;
  display: grid;
  gap: 1.25rem;
}
.founder__photo {
  width: 100%;
  max-width: 160px;
  aspect-ratio: 1;
  background: var(--ink);
  border-radius: 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--bg);
  text-align: center;
  /* Easy swap: replace this block with <img> later */
}
.founder__initials {
  font-family: var(--font-display);
  font-size: 2.75rem;
  line-height: 1;
  color: var(--bg);
}
.founder__bar {
  width: 40px;
  height: 3px;
  background: var(--accent);
  margin: 0.65rem 0 0.75rem;
  border: none;
}
.founder__photo-cap {
  font-size: 0.6875rem;
  font-weight: 500;
  color: var(--line);
  margin: 0;
}
.founder h2 {
  font-size: clamp(1.125rem, 2.5vw, 1.625rem);
  margin-bottom: 0.75rem;
}
.founder__body {
  color: var(--muted);
  font-size: 0.9375rem;
  margin: 0 0 1.25rem;
  line-height: 1.55;
}
.founder__sig {
  font-size: 0.875rem;
  font-weight: 600;
  margin: 0;
}

/* Closing CTA */
.close-cta {
  background: var(--ink);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  color: var(--bg);
  margin-bottom: 3rem;
}
.close-cta h2,
.close-cta p {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.125rem, 2.5vw, 1.5rem);
  line-height: 1.3;
  margin: 0 0 1.25rem;
  max-width: 36rem;
  color: var(--bg);
}
.close-cta .email-link { color: var(--line); }
.close-cta .email-link:hover { color: #fff; }
.close-cta__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.5rem;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.5rem 0 3rem;
  color: var(--muted);
  font-size: 0.8125rem;
}
.site-footer__top {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  margin-bottom: 0.75rem;
}
.site-footer__co {
  color: var(--ink);
  font-weight: 600;
  font-size: 0.8125rem;
  letter-spacing: 0.02em;
}
.site-footer a {
  color: var(--muted);
  text-decoration: none;
}
.site-footer a:hover { text-decoration: underline; color: var(--ink); }
.site-footer__legal {
  margin: 0 0 0.75rem;
  font-size: 0.8125rem;
  line-height: 1.45;
  max-width: 36rem;
}
.site-footer__note {
  margin-top: 1rem;
  font-size: 0.75rem;
}

/* ——— Breakpoints ——— */
/* Tablet+: still hamburger until nav fits (~1100) */
@media (min-width: 640px) {
  .cards { grid-template-columns: 1fr; }
  .pilot-cards { grid-template-columns: repeat(3, 1fr); }
  .founder {
    grid-template-columns: 160px 1fr;
    align-items: start;
    padding: 2rem;
  }
  .qual-panel { padding: 2.25rem 2.75rem; }
}

@media (min-width: 768px) {
  .hero { padding: 3rem 0 2.5rem; }
  .how-item {
    grid-template-columns: 4rem 1fr;
  }
  .how-item p { grid-column: 2; }
  .how-item h3 { grid-column: 2; }
}

/* Desktop nav at ≥1100 — matches prebuild: hamburger when desktop row would collide */
@media (min-width: 1100px) {
  .nav-toggle { display: none; }
  .nav-desktop { display: flex; }
  .nav-desktop-cta { display: inline-flex; }
  .nav-mobile { display: none !important; }
  body.nav-open { overflow: auto; }

  .hero__grid {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
  }
  .hero__cta-row .btn--block { width: auto; }
  .cards {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.375rem;
  }
  .card {
    min-height: 11.5rem;
    padding: 1.5rem 1.5rem 1.5rem 1.75rem;
  }
  .section { padding-bottom: 4rem; }
  body { font-size: 1.0625rem; }
}

@media (min-width: 1280px) {
  .hero h1 { font-size: 3.625rem; }
  .wrap { width: min(100% - 2 * var(--mx), 1380px); }
}

@media (max-width: 430px) {
  body { font-size: 0.875rem; }
  .hero__cta-row .btn { width: 100%; }
  .close-cta__row .btn { width: 100%; }
  .qual-panel { padding: 1.15rem 0.9rem; }
  .qual-panel h2 { font-size: 1.125rem; }
}

@media (max-width: 320px) {
  :root { --mx: 1rem; }
  .hero h1 { font-size: 1.75rem; }
  .qual-panel h2 { font-size: 1.0625rem; }
}

/* Mobile: all pilot points as bullets (matches final mobile mockup).
   Desktop/tablet wide: 3 cards + 2 bullets. */
.pilot-bullets--mobile-all { display: block; }
.pilot-cards { display: none; }
.pilot-bullets--desktop-extra { display: none; }

@media (min-width: 640px) {
  .pilot-cards { display: grid; grid-template-columns: repeat(3, 1fr); }
  .pilot-bullets--desktop-extra { display: block; }
  .pilot-bullets--mobile-all { display: none; }
}

/* Ensure mobile nav is opaque full-viewport overlay */
.nav-mobile.is-open {
  display: block;
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  min-height: 100dvh;
  background: var(--bg);
  z-index: 300;
}

/* ——— Level 2 process spine ——— */
.process-spine {
  margin: 2.25rem 0 2rem;
  padding: 1.5rem 0 0;
  border-top: 1px solid var(--line);
}
.process-spine__label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-text);
  margin: 0 0 0.35rem;
}
.process-spine__caption {
  margin: 0 0 1.25rem;
  color: var(--muted);
  font-size: 0.875rem;
}
.process-spine__track {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}
.process-spine__track > li { margin: 0; }
.process-spine__station {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 0.7rem;
  min-height: 48px;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--card);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: border-color 0.2s ease, background-color 0.2s ease;
}
.process-spine__station:hover { border-color: var(--accent); }
.process-spine__station.is-active {
  border-color: var(--accent);
  background: var(--accent-soft);
}
.process-spine__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--line);
  flex-shrink: 0;
}
.process-spine__station.is-active .process-spine__dot { background: var(--accent); }
.process-spine__marks {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  list-style: none;
  margin: 0.85rem 0 0;
  padding: 0;
}
.process-spine__marks[hidden] { display: none; }
.process-spine__marks li {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.4rem 0.7rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--ink);
  text-align: center;
}
.process-spine__sentence {
  margin: 0.9rem 0 0;
  color: var(--muted);
  font-size: 0.9375rem;
  line-height: 1.55;
  min-height: 2.8em;
}
.qual-panel__rule {
  display: grid;
  gap: 0.7rem;
  margin: 0;
}
.qual-panel__rule span {
  display: block;
  color: var(--muted);
  font-size: clamp(0.875rem, 1.5vw, 1rem);
  line-height: 1.55;
}
@media (min-width: 800px) {
  .process-spine__track {
    grid-template-columns: repeat(5, 1fr);
    position: relative;
  }
  .process-spine__track::before {
    content: "";
    position: absolute;
    left: 6%;
    right: 6%;
    top: 1.15rem;
    height: 1px;
    background: var(--line);
    z-index: 0;
  }
  .process-spine__station {
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    text-align: center;
    gap: 0.55rem;
    min-height: 5.5rem;
    position: relative;
    z-index: 1;
  }
  .process-spine__marks { grid-template-columns: repeat(4, 1fr); }
}
@media (prefers-reduced-motion: reduce) {
  .process-spine__station { transition: none; }
}