/* ==========================================================================
   AuDHD Ambitious — Master Stylesheet
   Editorial-monetisation direction: cream base, aubergine anchor, turquoise pop
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Instrument+Serif:ital@0;1&family=Bricolage+Grotesque:opsz,wdth,wght@12..96,75..100,200..800&family=JetBrains+Mono:ital,wght@0,100..800;1,100..800&display=swap');

/* === DESIGN TOKENS === */
:root {
  /* Color */
  --cream: #F2EBDC;
  --cream-deep: #EAE0CC;
  --aubergine: #1A0B2E;
  --aubergine-soft: #2D1B4E;
  --turquoise: #00C9B7;
  --turquoise-bright: #00E5D1;
  --lavender-grey: #7A6A8E;
  --ink-soft: #3A2D4E;

  /* Type */
  --display: 'Instrument Serif', Georgia, serif;
  --body: 'Bricolage Grotesque', system-ui, sans-serif;
  --mono: 'JetBrains Mono', 'Courier New', monospace;

  /* Scale */
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
  --space-6: 5rem;
  --space-7: 8rem;

  /* Layout */
  --max-width: 1200px;
  --content-width: 680px;
  --border: 1px solid var(--aubergine);
}

/* === RESET === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--body);
  font-weight: 400;
  font-size: 17px;
  line-height: 1.6;
  color: var(--aubergine);
  background: var(--cream);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

/* === GRAIN TEXTURE OVERLAY (atmosphere, not noise) === */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0.1 0 0 0 0 0.04 0 0 0 0 0.18 0 0 0 0.5 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.4'/%3E%3C/svg%3E");
  opacity: 0.5;
  mix-blend-mode: multiply;
}

/* === TYPOGRAPHY === */
h1, h2, h3, h4 {
  font-family: var(--display);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--aubergine);
}

h1 {
  font-size: clamp(2.75rem, 7vw, 5.75rem);
}
h2 {
  font-size: clamp(2rem, 4.5vw, 3.5rem);
}
h3 {
  font-size: clamp(1.4rem, 2.5vw, 2rem);
}
h4 {
  font-size: 1.25rem;
  font-weight: 400;
}

p { margin-bottom: 1.25em; max-width: 65ch; }
strong { font-weight: 600; }
em {
  font-style: italic;
  font-family: var(--display);
}

/* Italic accent: turquoise serif italic for signature words */
.accent {
  font-family: var(--display);
  font-style: italic;
  font-weight: 400;
  color: var(--turquoise);
}

/* Mono labels — research-coded marginalia */
.label, .meta, .marginalia {
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.marginalia {
  text-transform: none;
  letter-spacing: 0.02em;
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--lavender-grey);
}

/* === LAYOUT === */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-3);
  position: relative;
  z-index: 2;
}
.content-narrow { max-width: var(--content-width); margin: 0 auto; }

/* === NAVIGATION === */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--cream);
  border-bottom: var(--border);
}
.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-2) var(--space-3);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}
.brand {
  font-family: var(--display);
  font-weight: 400;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}
.brand .a { color: var(--turquoise); font-style: italic; }
.nav-links {
  display: flex;
  gap: var(--space-3);
  list-style: none;
  font-family: var(--mono);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.nav-links a {
  position: relative;
  padding-bottom: 2px;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--turquoise); }
.nav-links a.active { color: var(--turquoise); }
.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0; right: 0;
  height: 1px;
  background: var(--turquoise);
}

/* === HERO === */
.hero {
  padding: var(--space-7) 0 var(--space-6);
  border-bottom: var(--border);
  position: relative;
  overflow: hidden;
}
.hero-eyebrow {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: var(--space-3);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.hero-eyebrow::before {
  content: '';
  width: 24px;
  height: 1px;
  background: var(--turquoise);
}
.hero h1 {
  margin-bottom: var(--space-3);
  max-width: 18ch;
}
.hero-sub {
  font-size: clamp(1.1rem, 1.6vw, 1.35rem);
  line-height: 1.5;
  color: var(--ink-soft);
  max-width: 36ch;
  margin-bottom: var(--space-4);
}
.hero-cta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

/* === BUTTONS === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 1.75rem;
  font-family: var(--mono);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1.5px solid var(--aubergine);
  background: var(--aubergine);
  color: var(--cream);
  cursor: pointer;
  transition: all 0.2s ease;
}
.btn:hover {
  background: var(--turquoise);
  border-color: var(--turquoise);
  color: var(--aubergine);
  transform: translate(-2px, -2px);
  box-shadow: 4px 4px 0 var(--aubergine);
}
.btn-ghost {
  background: transparent;
  color: var(--aubergine);
}
.btn-ghost:hover {
  background: var(--aubergine);
  color: var(--cream);
  box-shadow: 4px 4px 0 var(--turquoise);
}

/* === EMAIL FORM === */
.signup {
  display: flex;
  gap: 0;
  max-width: 460px;
  border: 1.5px solid var(--aubergine);
}
.signup input {
  flex: 1;
  padding: 1rem 1.25rem;
  border: none;
  background: transparent;
  font-family: var(--body);
  font-size: 1rem;
  color: var(--aubergine);
  outline: none;
}
.signup input::placeholder { color: var(--lavender-grey); }
.signup button {
  border: none;
  border-left: 1.5px solid var(--aubergine);
  background: var(--aubergine);
  color: var(--cream);
  padding: 1rem 1.5rem;
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.2s;
}
.signup button:hover { background: var(--turquoise); color: var(--aubergine); }
.signup-note {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--lavender-grey);
  margin-top: var(--space-2);
  letter-spacing: 0.04em;
}

/* === SECTIONS === */
section { padding: var(--space-6) 0; }
.section-eyebrow {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--turquoise);
  margin-bottom: var(--space-2);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.section-eyebrow::before {
  content: counter(section, decimal-leading-zero);
  counter-increment: section;
  color: var(--ink-soft);
  border: 1px solid var(--ink-soft);
  padding: 2px 6px;
  font-size: 0.72rem;
}
body { counter-reset: section; }

/* === MANIFESTO BLOCK (signature visual move) === */
.manifesto {
  padding: var(--space-6) 0;
  border-top: var(--border);
  border-bottom: var(--border);
  background: var(--aubergine);
  color: var(--cream);
  margin: 0;
}
.manifesto::before { content: ''; }
.manifesto h2 {
  color: var(--cream);
}
.manifesto .accent { color: var(--turquoise-bright); }
.manifesto-list {
  list-style: none;
  margin-top: var(--space-4);
}
.manifesto-list li {
  font-family: var(--display);
  font-size: clamp(1.5rem, 3vw, 2.4rem);
  line-height: 1.15;
  font-weight: 400;
  padding: var(--space-3) 0;
  border-bottom: 1px solid rgba(242, 235, 220, 0.15);
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
}
.manifesto-list li:last-child { border-bottom: none; }
.manifesto-list li::before {
  content: counter(manifesto, decimal-leading-zero);
  counter-increment: manifesto;
  font-family: var(--mono);
  font-size: 0.85rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--turquoise);
  flex-shrink: 0;
  align-self: flex-start;
  padding-top: 0.6rem;
}
.manifesto-list { counter-reset: manifesto; }

/* === CARD GRID === */
.grid {
  display: grid;
  gap: var(--space-3);
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}
.card {
  border: var(--border);
  padding: var(--space-4);
  background: var(--cream-deep);
  position: relative;
  transition: all 0.2s ease;
}
.card:hover {
  transform: translate(-3px, -3px);
  box-shadow: 6px 6px 0 var(--aubergine);
  background: var(--cream);
}
.card .label {
  color: var(--turquoise);
  margin-bottom: var(--space-2);
}
.card h3 { margin-bottom: var(--space-2); }
.card p {
  color: var(--ink-soft);
  font-size: 0.95rem;
  margin-bottom: var(--space-2);
}
.card .arrow {
  font-family: var(--mono);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--aubergine);
  font-weight: 400;
}
.card .arrow::after { content: ' →'; transition: transform 0.2s; }
.card:hover .arrow::after { content: ' →'; }

/* === ARTICLE / POST === */
.article {
  padding: var(--space-6) 0;
}
.article-header {
  max-width: var(--content-width);
  margin: 0 auto var(--space-5);
  border-bottom: var(--border);
  padding-bottom: var(--space-4);
}
.article-meta {
  display: flex;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.article-meta .dot { color: var(--turquoise); }
.article-body {
  max-width: var(--content-width);
  margin: 0 auto;
  font-size: 1.1rem;
  line-height: 1.7;
}
.article-body p { margin-bottom: 1.5em; }
.article-body h2 {
  margin-top: var(--space-5);
  margin-bottom: var(--space-3);
  font-size: 2rem;
}
.article-body h3 {
  margin-top: var(--space-4);
  margin-bottom: var(--space-2);
}
.article-body blockquote {
  margin: var(--space-4) 0;
  padding: var(--space-3) 0 var(--space-3) var(--space-4);
  border-left: 3px solid var(--turquoise);
  font-family: var(--display);
  font-size: 1.4rem;
  font-style: italic;
  line-height: 1.4;
  color: var(--aubergine);
}
.article-body code {
  font-family: var(--mono);
  font-size: 0.9em;
  background: var(--cream-deep);
  padding: 0.1em 0.4em;
  border: 1px solid var(--ink-soft);
}
.article-body a {
  color: var(--aubergine);
  border-bottom: 1.5px solid var(--turquoise);
  transition: all 0.15s;
}
.article-body a:hover {
  background: var(--turquoise);
  color: var(--aubergine);
}

/* === MARGINALIA SIDEBAR (signature move) === */
.with-margin {
  display: grid;
  grid-template-columns: 1fr min(var(--content-width), 100%) 1fr;
  gap: var(--space-3);
}
.with-margin > * { grid-column: 2; }
.margin-note {
  grid-column: 3;
  font-family: var(--mono);
  font-size: 0.78rem;
  line-height: 1.5;
  color: var(--lavender-grey);
  padding-left: var(--space-3);
  border-left: 1px solid var(--lavender-grey);
  align-self: start;
  margin-top: 0.4rem;
}

/* === FOOTER === */
footer {
  border-top: var(--border);
  padding: var(--space-5) 0 var(--space-4);
  margin-top: var(--space-6);
}
.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-3);
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-4);
}
.footer-brand {
  font-family: var(--display);
  font-size: 1.5rem;
  margin-bottom: var(--space-2);
}
.footer-tagline {
  font-size: 0.95rem;
  color: var(--ink-soft);
  max-width: 32ch;
}
.footer h4 {
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: var(--space-2);
}
.footer ul { list-style: none; }
.footer li { margin-bottom: 0.4rem; }
.footer a {
  font-size: 0.95rem;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s;
}
.footer a:hover { border-color: var(--turquoise); }
.footer-bottom {
  max-width: var(--max-width);
  margin: var(--space-5) auto 0;
  padding: var(--space-3);
  border-top: 1px solid var(--lavender-grey);
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: var(--lavender-grey);
}

/* === PAGE HEADER (for non-home pages) === */
.page-header {
  padding: var(--space-6) 0 var(--space-5);
  border-bottom: var(--border);
}
.page-header h1 {
  font-size: clamp(2.5rem, 5.5vw, 4.5rem);
  margin-bottom: var(--space-2);
  max-width: 24ch;
}
.page-header .lede {
  font-size: 1.25rem;
  color: var(--ink-soft);
  max-width: 50ch;
  line-height: 1.5;
}

/* === BLOG INDEX === */
.post-list { padding: var(--space-5) 0; }
.post-row {
  display: grid;
  grid-template-columns: 130px 1fr auto;
  gap: var(--space-4);
  align-items: baseline;
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--lavender-grey);
  transition: padding-left 0.2s;
}
.post-row:hover { padding-left: var(--space-2); }
.post-row .meta { color: var(--lavender-grey); }
.post-row h3 {
  font-size: 1.45rem;
  font-weight: 400;
}
.post-row a { display: contents; }
.post-row:hover h3 { color: var(--turquoise); }
.post-row .read {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--lavender-grey);
}

/* === RESOURCES PAGE === */
.resource-section {
  padding: var(--space-5) 0;
  border-bottom: var(--border);
}
.resource-section:last-child { border-bottom: none; }
.resource-section .section-eyebrow { color: var(--turquoise); }
.resource-section h2 { margin-bottom: var(--space-2); }
.resource-section .description {
  color: var(--ink-soft);
  font-size: 1.05rem;
  max-width: 60ch;
  margin-bottom: var(--space-4);
}
.coming-soon {
  display: inline-block;
  border: 1px dashed var(--lavender-grey);
  padding: var(--space-3) var(--space-4);
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--lavender-grey);
  letter-spacing: 0.04em;
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .nav-links { gap: var(--space-2); font-size: 0.7rem; flex-wrap: wrap; }
  .footer-inner { grid-template-columns: 1fr; gap: var(--space-3); }
  .footer-bottom { flex-direction: column; gap: var(--space-1); }
  .post-row { grid-template-columns: 1fr; gap: var(--space-1); }
  .post-row .read { display: none; }
  .with-margin { grid-template-columns: 1fr; }
  .margin-note { grid-column: 1; padding-left: 0; border-left: none; border-top: 1px solid var(--lavender-grey); padding-top: var(--space-2); margin-top: var(--space-2); }
  .signup { flex-direction: column; }
  .signup button { border-left: none; border-top: 1.5px solid var(--aubergine); }
}

/* === ANIMATIONS === */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}
.hero > * { animation: fadeUp 0.6s ease forwards; opacity: 0; }
.hero-eyebrow { animation-delay: 0.1s; }
.hero h1 { animation-delay: 0.2s; }
.hero-sub { animation-delay: 0.3s; }
.hero-cta { animation-delay: 0.4s; }

/* === ACCESSIBILITY === */
*:focus-visible {
  outline: 2px solid var(--turquoise);
  outline-offset: 2px;
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}