/* ==========================================================================
   FiduVentures — Design System
   Built per impeccable principles: real contrast type, OKLCH color,
   spacing rhythm, honest motion, mobile-first.
   ========================================================================== */

/* -- 1. TOKENS -------------------------------------------------------------- */
:root {
  /* Color — default palette: Navy + Gold (Palette A — Trust + Premium).
     Swap by adding [data-theme="B"] or [data-theme="C"] to <html>. */
  --color-primary: oklch(0.22 0.04 250);
  --color-primary-soft: oklch(0.32 0.05 250);
  --color-accent: oklch(0.75 0.10 80);
  --color-accent-soft: oklch(0.85 0.08 80);
  --color-surface: oklch(0.97 0.01 90);
  --color-surface-elevated: oklch(0.99 0.005 90);
  --color-surface-sunk: oklch(0.94 0.01 90);
  --color-ink: oklch(0.20 0.005 60);
  --color-ink-soft: oklch(0.35 0.005 60);
  --color-muted: oklch(0.55 0.005 60);
  --color-border: oklch(0.90 0.01 90);
  --color-border-strong: oklch(0.82 0.01 90);

  /* Type scale — modular, ratio 1.25 */
  --fs-xs: 0.75rem;     /* 12 */
  --fs-sm: 0.875rem;    /* 14 */
  --fs-base: 1rem;      /* 16 */
  --fs-md: 1.125rem;    /* 18 */
  --fs-lg: 1.375rem;    /* 22 */
  --fs-xl: 1.75rem;     /* 28 */
  --fs-2xl: 2.25rem;    /* 36 */
  --fs-3xl: 3rem;       /* 48 */
  --fs-4xl: 4rem;       /* 64 */
  --fs-5xl: 5.5rem;     /* 88 */
  --fs-6xl: 7rem;       /* 112 */

  /* Spacing — 8px base unit */
  --sp-1: 0.25rem;  /* 4 */
  --sp-2: 0.5rem;   /* 8 */
  --sp-3: 0.75rem;  /* 12 */
  --sp-4: 1rem;     /* 16 */
  --sp-5: 1.5rem;   /* 24 */
  --sp-6: 2rem;     /* 32 */
  --sp-7: 3rem;     /* 48 */
  --sp-8: 4rem;     /* 64 */
  --sp-9: 6rem;     /* 96 */
  --sp-10: 8rem;    /* 128 */
  --sp-11: 12rem;   /* 192 */

  /* Container widths */
  --container-narrow: 720px;
  --container-default: 1140px;
  --container-wide: 1320px;

  /* Radii */
  --r-sm: 4px;
  --r-md: 8px;
  --r-lg: 12px;
  --r-xl: 16px;
  --r-full: 9999px;

  /* Borders */
  --border-thin: 1px solid var(--color-border);
  --border-strong: 1px solid var(--color-border-strong);

  /* Motion — physics-based easing */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --dur-fast: 150ms;
  --dur-base: 250ms;
  --dur-slow: 450ms;

  /* Type families */
  --font-sans: 'Geist', 'Inter', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  --font-mono: 'Geist Mono', 'JetBrains Mono', ui-monospace, 'SF Mono', monospace;
  --font-display: 'Geist', 'Inter', system-ui, sans-serif;

  /* Shadows — minimal, never for "depth theater" */
  --shadow-soft: 0 1px 2px oklch(0.20 0.005 60 / 0.04), 0 4px 12px oklch(0.20 0.005 60 / 0.04);
  --shadow-card: 0 1px 0 oklch(0.20 0.005 60 / 0.03), 0 1px 3px oklch(0.20 0.005 60 / 0.04);
}

/* -- 1b. ALT PALETTES (toggle with [data-theme] on <html>) ----------------- */
[data-theme="B"] {
  /* Charcoal + Sage + Cream (Considered + Calm) */
  --color-primary: oklch(0.20 0.005 60);
  --color-primary-soft: oklch(0.30 0.005 60);
  --color-accent: oklch(0.62 0.06 150);
  --color-accent-soft: oklch(0.78 0.05 150);
}
[data-theme="C"] {
  /* Deep Purple + Coral + Lilac (AI-Forward + Bold) */
  --color-primary: oklch(0.18 0.06 290);
  --color-primary-soft: oklch(0.28 0.08 290);
  --color-accent: oklch(0.70 0.18 25);
  --color-accent-soft: oklch(0.82 0.10 25);
  --color-surface: oklch(0.97 0.02 290);
  --color-border: oklch(0.91 0.03 290);
}

/* -- 2. RESET / BASE ------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  line-height: 1.55;
  color: var(--color-ink);
  background: var(--color-surface);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: 'cv11', 'ss01', 'ss03';
}
img, svg, video { display: block; max-width: 100%; }
button { font: inherit; cursor: pointer; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4, h5, h6, p { margin: 0; }

/* -- 3. TYPOGRAPHY --------------------------------------------------------- */
.display-1 {
  font-size: clamp(var(--fs-3xl), 7vw, var(--fs-5xl));
  line-height: 1.02;
  letter-spacing: -0.04em;
  font-weight: 500;
}
.display-2 {
  font-size: clamp(var(--fs-2xl), 5vw, var(--fs-4xl));
  line-height: 1.05;
  letter-spacing: -0.03em;
  font-weight: 500;
}
.h1 {
  font-size: clamp(var(--fs-xl), 4vw, var(--fs-3xl));
  line-height: 1.1;
  letter-spacing: -0.025em;
  font-weight: 500;
}
.h2 {
  font-size: clamp(var(--fs-lg), 3vw, var(--fs-2xl));
  line-height: 1.2;
  letter-spacing: -0.02em;
  font-weight: 500;
}
.h3 {
  font-size: var(--fs-lg);
  line-height: 1.25;
  letter-spacing: -0.015em;
  font-weight: 500;
}
.lead {
  font-size: clamp(var(--fs-md), 1.8vw, var(--fs-xl));
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--color-ink-soft);
  font-weight: 400;
}
.body { font-size: var(--fs-base); line-height: 1.65; color: var(--color-ink-soft); }
.small { font-size: var(--fs-sm); color: var(--color-muted); }
.eyebrow {
  font-size: var(--fs-xs);
  font-family: var(--font-mono);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-muted);
}
.numeric {
  font-family: var(--font-mono);
  font-feature-settings: 'tnum';
}

/* -- 4. LAYOUT ------------------------------------------------------------- */
.container { width: 100%; max-width: var(--container-default); margin: 0 auto; padding: 0 var(--sp-5); }
.container--narrow { max-width: var(--container-narrow); }
.container--wide { max-width: var(--container-wide); }
.section { padding: var(--sp-9) 0; }
.section--tight { padding: var(--sp-7) 0; }
.section--loose { padding: var(--sp-10) 0; }
.section--sunk { background: var(--color-surface-sunk); }
.section--ink { background: var(--color-ink); color: var(--color-surface); }
.section--ink .lead, .section--ink .body, .section--ink .small { color: oklch(0.75 0.005 60); }
.section--ink .eyebrow { color: oklch(0.65 0.005 60); }
.section--primary { background: var(--color-primary); color: var(--color-surface); }
.section--primary .lead, .section--primary .body { color: oklch(0.92 0.005 250); }

.grid { display: grid; gap: var(--sp-5); }
.grid-2 { grid-template-columns: 1fr; }
.grid-3 { grid-template-columns: 1fr; }
.grid-4 { grid-template-columns: 1fr; }
@media (min-width: 720px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); gap: var(--sp-6); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); gap: var(--sp-6); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); gap: var(--sp-6); }
}
@media (min-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); gap: var(--sp-7); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); gap: var(--sp-5); }
}

.stack > * + * { margin-top: var(--sp-4); }
.stack-lg > * + * { margin-top: var(--sp-6); }
.stack-xl > * + * { margin-top: var(--sp-7); }
.stack-sm > * + * { margin-top: var(--sp-2); }
.cluster { display: flex; flex-wrap: wrap; gap: var(--sp-3); align-items: center; }

/* -- 5. NAVIGATION --------------------------------------------------------- */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: oklch(0.97 0.01 90 / 0.85);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: var(--border-thin);
}
.site-nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-5);
  padding: var(--sp-4) var(--sp-5);
  max-width: var(--container-wide);
  margin: 0 auto;
}
.site-nav__logo { display: inline-flex; align-items: center; color: var(--color-primary); }
.site-nav__logo svg,
.site-nav__logo img { height: 42px; width: auto; display: block; }
.site-nav__links { display: none; gap: var(--sp-6); }
.site-nav__links a {
  font-size: var(--fs-sm);
  color: var(--color-ink-soft);
  font-weight: 500;
  letter-spacing: -0.005em;
  transition: color var(--dur-fast) var(--ease-out);
}
.site-nav__links a:hover { color: var(--color-primary); }
.site-nav__links a[aria-current="page"] { color: var(--color-primary); }
.site-nav__actions { display: flex; align-items: center; gap: var(--sp-3); }
.site-nav__menu-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: transparent;
  border: var(--border-thin);
  border-radius: var(--r-md);
  color: var(--color-ink);
}
.site-nav__menu-toggle:hover { background: var(--color-surface-sunk); }
@media (min-width: 960px) {
  .site-nav__links { display: flex; }
  .site-nav__menu-toggle { display: none; }
}
.lang-switch {
  font-size: var(--fs-xs);
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
  color: var(--color-muted);
  padding: var(--sp-2) var(--sp-3);
  border: var(--border-thin);
  border-radius: var(--r-full);
  text-transform: uppercase;
  transition: all var(--dur-fast) var(--ease-out);
}
.lang-switch:hover { color: var(--color-primary); border-color: var(--color-primary); }

/* -- 6. BUTTONS ------------------------------------------------------------ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  padding: var(--sp-3) var(--sp-5);
  font-size: var(--fs-sm);
  font-weight: 500;
  letter-spacing: -0.005em;
  border-radius: var(--r-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--dur-fast) var(--ease-out);
  text-decoration: none;
  white-space: nowrap;
}
.btn--primary { background: var(--color-primary); color: var(--color-surface); }
.btn--primary:hover { background: var(--color-primary-soft); transform: translateY(-1px); }
.btn--secondary { background: var(--color-surface); color: var(--color-ink); border-color: var(--color-border-strong); }
.btn--secondary:hover { background: var(--color-surface-sunk); border-color: var(--color-primary); }
.btn--ghost { background: transparent; color: var(--color-ink); }
.btn--ghost:hover { color: var(--color-primary); }
.btn--accent { background: var(--color-accent); color: var(--color-primary); }
.btn--accent:hover { background: var(--color-accent-soft); }
.btn--large { padding: var(--sp-4) var(--sp-6); font-size: var(--fs-base); }
.btn .arrow { transition: transform var(--dur-fast) var(--ease-out); }
.btn:hover .arrow { transform: translateX(3px); }

/* -- 7. HERO --------------------------------------------------------------- */
.hero {
  padding: var(--sp-10) 0 var(--sp-9);
  position: relative;
  overflow: hidden;
}
.hero__eyebrow { margin-bottom: var(--sp-5); }
.hero__title { margin-bottom: var(--sp-5); max-width: 18ch; }
.hero__lead { max-width: 50ch; margin-bottom: var(--sp-6); }
.hero__cta { display: flex; flex-wrap: wrap; gap: var(--sp-3); }
.hero__meta {
  margin-top: var(--sp-8);
  padding-top: var(--sp-5);
  border-top: var(--border-thin);
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-5);
}
@media (min-width: 720px) {
  .hero__meta { grid-template-columns: repeat(4, 1fr); }
}
.hero__meta-item .value { font-family: var(--font-mono); font-size: var(--fs-lg); font-weight: 500; }
.hero__meta-item .label { font-size: var(--fs-xs); color: var(--color-muted); text-transform: uppercase; letter-spacing: 0.06em; margin-top: var(--sp-1); }

/* -- 8. CARDS -------------------------------------------------------------- */
.card {
  display: flex;
  flex-direction: column;
  background: var(--color-surface-elevated);
  border: var(--border-thin);
  border-radius: var(--r-lg);
  padding: var(--sp-6);
  transition: border-color var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out);
  text-decoration: none;
  color: inherit;
}
.card:hover {
  border-color: var(--color-border-strong);
}
.card--accent {
  background: var(--color-primary);
  color: var(--color-surface);
  border-color: transparent;
}
.card--accent .h3, .card--accent .card__title { color: var(--color-surface); }
.card--accent .body, .card--accent .card__body { color: oklch(0.92 0.005 250); }
.card--accent .card__cta { color: var(--color-accent); }
.card__eyebrow { font-family: var(--font-mono); font-size: var(--fs-xs); letter-spacing: 0.06em; text-transform: uppercase; color: var(--color-muted); margin-bottom: var(--sp-3); }
.card--accent .card__eyebrow { color: var(--color-accent); }
.card__title { margin-bottom: var(--sp-3); }
.card__body { flex: 1; color: var(--color-ink-soft); }
.card__cta {
  margin-top: var(--sp-5);
  font-size: var(--fs-sm);
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  color: var(--color-primary);
}
.card__cta .arrow { transition: transform var(--dur-fast) var(--ease-out); }
.card:hover .card__cta .arrow { transform: translateX(3px); }
.card--accent .card__cta { color: var(--color-accent); }

/* Sector card variant */
.sector-card {
  position: relative;
  background: var(--color-surface-elevated);
  border: var(--border-thin);
  border-radius: var(--r-lg);
  padding: var(--sp-6);
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
  text-decoration: none;
  color: inherit;
  min-height: 240px;
}
.sector-card__num { font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--color-muted); letter-spacing: 0.06em; }
.sector-card__title { font-size: var(--fs-lg); font-weight: 500; letter-spacing: -0.015em; }
.sector-card__desc { font-size: var(--fs-sm); color: var(--color-ink-soft); line-height: 1.55; }
.sector-card:hover { border-color: var(--color-primary); }

/* Venture card variant */
.venture-card {
  background: var(--color-surface-elevated);
  border: var(--border-thin);
  border-radius: var(--r-lg);
  padding: var(--sp-6);
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  text-decoration: none;
  color: inherit;
  transition: all var(--dur-base) var(--ease-out);
}
.venture-card:hover { border-color: var(--color-border-strong); transform: translateY(-2px); }
.venture-card__head { display: flex; justify-content: space-between; align-items: flex-start; gap: var(--sp-3); }
.venture-card__namewrap { display: flex; flex-direction: column; gap: 4px; }
.venture-card__codename { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--color-ink-soft); font-weight: 500; }
.venture-card__name { font-size: var(--fs-xl); font-weight: 500; letter-spacing: -0.02em; }
.venture-card__tagline { font-size: var(--fs-base); color: var(--color-ink-soft); }
.venture-card__meta { display: flex; gap: var(--sp-2); flex-wrap: wrap; margin-top: var(--sp-3); }
.tag {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  padding: var(--sp-1) var(--sp-3);
  background: var(--color-surface-sunk);
  color: var(--color-ink-soft);
  border-radius: var(--r-full);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.tag--accent { background: var(--color-accent-soft); color: var(--color-primary); }
.tag--primary { background: var(--color-primary); color: var(--color-surface); }

/* Team card */
.team-card {
  background: var(--color-surface-elevated);
  border: var(--border-thin);
  border-radius: var(--r-lg);
  padding: var(--sp-6);
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
  min-height: 220px;
}
.team-card__num { font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--color-muted); letter-spacing: 0.06em; }
.team-card__name { font-size: var(--fs-lg); font-weight: 500; letter-spacing: -0.015em; }
.team-card__purpose { font-size: var(--fs-sm); color: var(--color-ink-soft); line-height: 1.55; }
.team-card__lead { display: flex; gap: var(--sp-2); align-items: baseline; padding-top: var(--sp-3); border-top: var(--border-thin); font-size: var(--fs-xs); color: var(--color-muted); font-family: var(--font-mono); letter-spacing: 0.04em; }

/* Testimonial */
.testimonial {
  background: var(--color-surface-elevated);
  border: var(--border-thin);
  border-radius: var(--r-lg);
  padding: var(--sp-7);
  display: flex;
  flex-direction: column;
  gap: var(--sp-5);
}
.testimonial__quote {
  font-size: clamp(var(--fs-md), 2vw, var(--fs-lg));
  line-height: 1.45;
  letter-spacing: -0.015em;
  color: var(--color-ink);
  font-weight: 400;
}
.testimonial__quote::before { content: '"'; color: var(--color-accent); }
.testimonial__quote::after { content: '"'; color: var(--color-accent); }
.testimonial__attr {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding-top: var(--sp-4);
  border-top: var(--border-thin);
}
.testimonial__avatar {
  width: 40px; height: 40px; border-radius: var(--r-full);
  background: var(--color-accent-soft);
  color: var(--color-primary);
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-size: var(--fs-sm); font-weight: 600;
}
.testimonial__name { font-size: var(--fs-sm); font-weight: 500; }
.testimonial__role { font-size: var(--fs-xs); color: var(--color-muted); }

/* Insight card */
.insight-card {
  background: var(--color-surface-elevated);
  border: var(--border-thin);
  border-radius: var(--r-lg);
  padding: var(--sp-6);
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  text-decoration: none;
  color: inherit;
  transition: all var(--dur-base) var(--ease-out);
}
.insight-card:hover { border-color: var(--color-primary); }
.insight-card__meta { display: flex; gap: var(--sp-3); align-items: center; font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--color-muted); letter-spacing: 0.04em; text-transform: uppercase; }
.insight-card__title { font-size: var(--fs-lg); font-weight: 500; letter-spacing: -0.015em; }
.insight-card__excerpt { font-size: var(--fs-sm); color: var(--color-ink-soft); line-height: 1.55; }

/* Step (for "How we work") */
.step {
  position: relative;
  padding-left: var(--sp-7);
  counter-increment: step;
}
.step::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--color-accent);
  font-weight: 500;
  letter-spacing: 0.06em;
}
.step__title { font-size: var(--fs-lg); font-weight: 500; margin-bottom: var(--sp-2); letter-spacing: -0.015em; }
.step__body { font-size: var(--fs-sm); color: var(--color-ink-soft); line-height: 1.55; }
.steps { counter-reset: step; display: grid; gap: var(--sp-6); }
@media (min-width: 720px) {
  .steps { grid-template-columns: repeat(2, 1fr); gap: var(--sp-7); }
}
@media (min-width: 1024px) {
  .steps { grid-template-columns: repeat(4, 1fr); gap: var(--sp-5); }
  .step { padding-left: 0; padding-top: var(--sp-6); }
  .step::before { position: relative; display: block; margin-bottom: var(--sp-3); }
}

/* -- 9. FEATURE ROW (asymmetric, alternating) ----------------------------- */
.feature-row {
  display: grid;
  gap: var(--sp-7);
  align-items: start;
}
@media (min-width: 900px) {
  .feature-row { grid-template-columns: 1fr 1fr; gap: var(--sp-9); }
  .feature-row--reverse > :first-child { order: 2; }
  .feature-row--narrow { grid-template-columns: 1fr 2fr; }
  .feature-row--wide-text { grid-template-columns: 2fr 1fr; }
}
.feature-row__label { font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--color-muted); letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: var(--sp-3); }
.feature-row__title { font-size: clamp(var(--fs-xl), 3vw, var(--fs-2xl)); font-weight: 500; letter-spacing: -0.025em; margin-bottom: var(--sp-4); }
.feature-row__body { color: var(--color-ink-soft); line-height: 1.65; }
.feature-row__list { list-style: none; padding: 0; margin: var(--sp-5) 0 0; display: grid; gap: var(--sp-3); }
.feature-row__list li {
  display: flex; gap: var(--sp-3); align-items: baseline;
  font-size: var(--fs-sm); color: var(--color-ink-soft);
  padding-bottom: var(--sp-3); border-bottom: var(--border-thin);
}
.feature-row__list li::before {
  content: ''; width: 6px; height: 6px; background: var(--color-accent);
  border-radius: var(--r-full); flex-shrink: 0; transform: translateY(-2px);
}

/* -- 10. STATS STRIP ------------------------------------------------------- */
.stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-6);
  padding: var(--sp-7) 0;
  border-top: var(--border-thin);
  border-bottom: var(--border-thin);
}
@media (min-width: 720px) {
  .stats { grid-template-columns: repeat(4, 1fr); }
}
.stat__value {
  font-family: var(--font-mono);
  font-size: clamp(var(--fs-2xl), 4vw, var(--fs-3xl));
  font-weight: 500;
  letter-spacing: -0.03em;
  color: var(--color-ink);
  line-height: 1;
}
.stat__label {
  font-size: var(--fs-xs);
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: var(--sp-2);
}

/* -- 11. CTA SECTION ------------------------------------------------------- */
.cta {
  background: var(--color-ink);
  color: var(--color-surface);
  border-radius: var(--r-xl);
  padding: var(--sp-9) var(--sp-6);
  margin: var(--sp-7) 0;
  position: relative;
  overflow: hidden;
}
.cta__title {
  font-size: clamp(var(--fs-2xl), 4vw, var(--fs-3xl));
  font-weight: 500;
  letter-spacing: -0.025em;
  max-width: 18ch;
  margin-bottom: var(--sp-5);
}
.cta__lead { color: oklch(0.72 0.005 60); max-width: 50ch; margin-bottom: var(--sp-6); }
.cta__actions { display: flex; gap: var(--sp-3); flex-wrap: wrap; }
.cta__actions .btn--primary { background: var(--color-accent); color: var(--color-ink); }
.cta__actions .btn--primary:hover { background: var(--color-accent-soft); }
.cta__actions .btn--secondary { background: transparent; color: var(--color-surface); border-color: oklch(0.40 0.005 60); }
.cta__actions .btn--secondary:hover { border-color: var(--color-surface); background: oklch(0.20 0.005 60); }

/* -- 12. FOOTER ------------------------------------------------------------ */
.site-footer {
  background: var(--color-ink);
  color: oklch(0.72 0.005 60);
  padding: var(--sp-9) 0 var(--sp-6);
  margin-top: var(--sp-10);
}
.site-footer__top { display: grid; gap: var(--sp-7); padding-bottom: var(--sp-8); border-bottom: 1px solid oklch(0.30 0.005 60); }
@media (min-width: 720px) { .site-footer__top { grid-template-columns: 2fr 1fr 1fr 1fr; gap: var(--sp-6); } }
.site-footer__brand .site-nav__logo { color: var(--color-surface); margin-bottom: var(--sp-4); }
.site-footer__tagline { color: oklch(0.65 0.005 60); font-size: var(--fs-sm); max-width: 30ch; }
.site-footer__col h4 { color: var(--color-surface); font-size: var(--fs-xs); font-family: var(--font-mono); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: var(--sp-4); }
.site-footer__col ul { list-style: none; padding: 0; margin: 0; display: grid; gap: var(--sp-2); }
.site-footer__col a { color: oklch(0.72 0.005 60); font-size: var(--fs-sm); transition: color var(--dur-fast) var(--ease-out); }
.site-footer__col a:hover { color: var(--color-surface); }
.site-footer__bottom {
  padding-top: var(--sp-5);
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--sp-3);
  font-size: var(--fs-xs); color: oklch(0.55 0.005 60);
}
.site-footer__bottom a:hover { color: var(--color-surface); }

/* -- 13. FORMS ------------------------------------------------------------- */
.form { display: grid; gap: var(--sp-5); max-width: 560px; }
.form__field { display: grid; gap: var(--sp-2); }
.form__label { font-size: var(--fs-sm); font-weight: 500; color: var(--color-ink); }
.form__hint { font-size: var(--fs-xs); color: var(--color-muted); }
.form__input,
.form__textarea,
.form__select {
  font: inherit;
  font-size: var(--fs-base);
  padding: var(--sp-3) var(--sp-4);
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--r-md);
  color: var(--color-ink);
  transition: border-color var(--dur-fast) var(--ease-out);
  width: 100%;
}
.form__input:focus,
.form__textarea:focus,
.form__select:focus {
  outline: none;
  border-color: var(--color-primary);
}
.form__textarea { min-height: 120px; resize: vertical; font-family: inherit; }
.form__row { display: grid; gap: var(--sp-4); }
@media (min-width: 720px) { .form__row--2 { grid-template-columns: 1fr 1fr; } }

/* -- 14. ARTICLE / PROSE --------------------------------------------------- */
.prose { max-width: 65ch; }
.prose > * + * { margin-top: var(--sp-5); }
.prose h2 { font-size: var(--fs-xl); font-weight: 500; letter-spacing: -0.02em; margin-top: var(--sp-7); }
.prose h3 { font-size: var(--fs-lg); font-weight: 500; margin-top: var(--sp-6); }
.prose p { color: var(--color-ink-soft); line-height: 1.7; }
.prose ul { padding-left: var(--sp-5); color: var(--color-ink-soft); line-height: 1.7; }
.prose li + li { margin-top: var(--sp-2); }
.prose blockquote {
  border-left: 3px solid var(--color-accent);
  padding-left: var(--sp-5);
  font-size: var(--fs-lg);
  font-style: italic;
  color: var(--color-ink);
  margin: var(--sp-6) 0;
}
.prose code { font-family: var(--font-mono); font-size: 0.92em; background: var(--color-surface-sunk); padding: 2px 6px; border-radius: var(--r-sm); }

/* -- 15. UTILITIES --------------------------------------------------------- */
.text-center { text-align: center; }
.text-balance { text-wrap: balance; }
.max-w-prose { max-width: 65ch; }
.mt-7 { margin-top: var(--sp-7); }
.mt-8 { margin-top: var(--sp-8); }
.mb-5 { margin-bottom: var(--sp-5); }
.divider { height: 1px; background: var(--color-border); border: none; margin: var(--sp-7) 0; }
.divider--accent { background: var(--color-accent); height: 2px; width: var(--sp-7); margin: 0 0 var(--sp-5) 0; }

/* -- 16. MOTION / A11Y ----------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}
:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 3px; border-radius: var(--r-sm); }

/* Reveal on scroll (toggled by JS) */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* Mobile menu */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--color-surface);
  z-index: 100;
  padding: var(--sp-7) var(--sp-5);
  flex-direction: column;
  gap: var(--sp-5);
}
.mobile-menu.is-open { display: flex; }
.mobile-menu__close {
  position: absolute;
  top: var(--sp-4); right: var(--sp-4);
  width: 40px; height: 40px;
  background: transparent; border: var(--border-thin);
  border-radius: var(--r-md);
  display: inline-flex; align-items: center; justify-content: center;
}
.mobile-menu a {
  font-size: var(--fs-xl);
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--color-ink);
  padding: var(--sp-3) 0;
  border-bottom: var(--border-thin);
}
.mobile-menu a:hover { color: var(--color-primary); }

/* -- 17. RESPONSIVE TWEAKS ------------------------------------------------- */
@media (max-width: 720px) {
  .hero { padding: var(--sp-9) 0 var(--sp-7); }
  .section { padding: var(--sp-8) 0; }
  .section--loose { padding: var(--sp-9) 0; }
  .hide-mobile { display: none; }
}
@media (min-width: 721px) {
  .hide-desktop { display: none; }
}
/* -- 18. STAGING MIRROR BANNER --------------------------------------------- */
/* Injected by main.js only on non-canonical hostnames (e.g. fidu.cocabali.ddns.net).
   Never renders on fiduventures.com — this is the visual guard rail against
   confusing the two environments when editing copy. */
.staging-banner {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: 10px var(--sp-5);
  background: repeating-linear-gradient(
    -45deg,
    #b45309, #b45309 12px,
    #92400e 12px, #92400e 24px
  );
  color: #FEF3C7;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  line-height: 1.4;
  border-bottom: 2px solid #78350f;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
  flex-wrap: wrap;
}
.staging-banner strong {
  color: #FFFBEB;
  font-weight: 700;
  letter-spacing: 0.14em;
  font-size: 12px;
}
.staging-banner__dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #FCD34D;
  box-shadow: 0 0 0 3px rgba(252, 211, 77, 0.25);
  animation: staging-pulse 2s ease-in-out infinite;
  flex-shrink: 0;
}
@keyframes staging-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.7; transform: scale(0.9); }
}
.staging-banner__host {
  color: #FEF3C7;
  opacity: 0.9;
  font-weight: 500;
}
.staging-banner__sep {
  opacity: 0.5;
  color: #FEF3C7;
}
.staging-banner__note {
  color: #FEF3C7;
  opacity: 0.85;
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 0;
}
.staging-banner__cta {
  margin-left: auto;
  color: #FFFBEB;
  background: rgba(0,0,0,0.25);
  padding: 5px 12px;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 500;
  border: 1px solid rgba(255,251,235,0.3);
  transition: background 0.15s ease;
  font-family: var(--font-sans);
}
.staging-banner__cta:hover {
  background: rgba(0,0,0,0.45);
  color: #FFFBEB;
}
@media (max-width: 720px) {
  .staging-banner { padding: 8px 12px; font-size: 11px; }
  .staging-banner__note { display: none; }
  .staging-banner__sep { display: none; }
}
