/* ============================================================
   VISUANZA CHROME v6 — shared design-system foundation.
   Tokens, reset, typography baseline, buttons, nav, signature,
   and big-mark footer. Linked from every page so brand chrome
   stays consistent and updates centrally.
   Page-specific styles still live inline in each page's <style>.
   ============================================================ */
:root {
  --edit-lavender: #E8E1FF;
  --edit-lavender-soft: #F4EFFF;
  --edit-lavender-chip: #B9A3F7;
  --edit-peach: #FFCFA8;
  --edit-peach-soft: #FFE6D2;
  --edit-peach-chip: #FF9C6B;
  --edit-olive: #E5EE9E;
  --edit-olive-chip: #D4EB7A;
  --edit-teal: #4EBFB8;
  --edit-cream: #E5CDAB;
  --edit-warm: #F5D7B8;

  --bg: #FFFFFF;
  --bg-soft: #F7F7F5;
  --bg-tint: #F4F4F2;
  --bg-dark: #0A0A0B;
  --bg-dark-2: #141416;

  --text: #0F0F10;
  --text-2: #52525B;
  --text-3: #71717A;
  --text-muted: #A1A1AA;

  --border: #EAEAE6;
  --border-strong: #D4D4D0;
  --border-dark: rgba(255,255,255,0.08);

  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-italic: 'Instrument Serif', Georgia, 'Times New Roman', serif;

  --fs-display: clamp(2.75rem, 9vw, 7.5rem);
  --fs-h1: clamp(2.25rem, 6vw, 5rem);
  --fs-h2: clamp(1.75rem, 3.8vw, 3.25rem);
  --fs-h2-lg: clamp(2.25rem, 5vw, 4rem);
  --fs-lead: clamp(1.0625rem, 1.35vw, 1.1875rem);

  --tr-display: -0.05em;
  --tr-h1: -0.045em;
  --tr-h2: -0.04em;

  --r-sm: 10px; --r-md: 14px; --r-lg: 20px; --r-xl: 28px; --r-card: 18px; --r-pill: 9999px;

  --shadow-sm: 0 2px 8px rgba(15,15,16,0.06);
  --shadow-md: 0 8px 24px rgba(15,15,16,0.08);
  --shadow-lg: 0 20px 48px rgba(15,15,16,0.12);
  --shadow-nav: 0 1px 3px rgba(15,15,16,0.04), 0 8px 32px -8px rgba(15,15,16,0.08);

  --container: min(1400px, 94vw);
  --container-wide: min(1680px, 96vw);
  --gutter: 24px;
  --nav-h: 76px;

  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-quart: cubic-bezier(0.22, 1, 0.36, 1);
  --dur: 260ms;
  --dur-slow: 500ms;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img, video, svg { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; font: inherit; border: none; background: none; color: inherit; }
::selection { background: rgba(185, 163, 247, 0.35); color: var(--text); }

h1, h2, h3, h4 { font-family: var(--font-sans); line-height: 1.1; font-weight: 600; }
em.gradient-text, .gradient-text {
  font-family: var(--font-italic);
  font-style: italic;
  font-weight: 400;
  /* Optical rebalance against bold Plus Jakarta — Instrument Serif
     italic is a hairline display face, so we bump the size ~6% and
     tighten the tracking to compact the strokes visually. */
  font-size: 1.06em;
  letter-spacing: -0.025em;
  color: inherit;
}

/* ── Buttons & pills ─────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.5rem;
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  border-radius: var(--r-pill);
  border: 1px solid transparent;
  transition: transform var(--dur) var(--ease), background var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease);
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn--blue { background: var(--text); color: white; }
.btn--blue:hover { background: #27272A; transform: translateY(-1px); box-shadow: 0 8px 24px -8px rgba(0,0,0,0.25); }
.btn--ghost { background: transparent; color: var(--text); border-color: var(--border-strong); }
.btn--ghost:hover { border-color: var(--text); background: var(--bg-soft); }
.btn--sm { padding: 0.625rem 1.125rem; font-size: 0.875rem; }

.pill-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.625rem 0.875rem 0.625rem 1.25rem;
  background: white;
  color: var(--text);
  border-radius: 9999px;
  font-weight: 500;
  font-size: 0.9375rem;
  letter-spacing: -0.005em;
  transition: transform 300ms var(--ease-out), box-shadow 300ms var(--ease-out);
}
.pill-btn__arrow {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--text);
  color: white;
  display: inline-grid; place-items: center;
  transition: transform 300ms var(--ease-out);
}
.pill-btn__arrow svg { width: 14px; height: 14px; }
.pill-btn:hover { transform: translateY(-1px); box-shadow: 0 10px 24px -8px rgba(0,0,0,0.25); }
.pill-btn:hover .pill-btn__arrow { transform: translateX(2px); }
.pill-btn--dark { background: var(--text); color: white; }
.pill-btn--dark .pill-btn__arrow { background: white; color: var(--text); }
.pill-btn--lav { background: var(--edit-lavender); color: var(--text); }

.tri-dot { display: inline-flex; align-items: center; gap: 0.08em; margin-right: 0.18em; vertical-align: baseline; }
.tri-dot b {
  width: 0.22em; height: 0.22em;
  border-radius: 50%;
  display: inline-block;
}
.tri-dot b:nth-child(1) { background: var(--edit-peach); }
.tri-dot b:nth-child(2) { background: var(--edit-teal); }
.tri-dot b:nth-child(3) { background: var(--edit-lavender); }

/* ============================================================
   NAV — floating pill
   ============================================================ */
#nav {
  position: fixed;
  top: 16px; left: 0; right: 0;
  z-index: 100;
  padding-inline: var(--gutter);
  transform: translateY(0);
  transition: transform 400ms var(--ease-out);
}
#nav.nav--hidden { transform: translateY(calc(-100% - 32px)); }
.nav__inner {
  max-width: var(--container);
  margin-inline: auto;
  height: 60px;
  padding: 0 0.5rem 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  background: rgba(255,255,255,0.85);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border: 1px solid var(--border);
  border-radius: var(--r-pill);
  box-shadow: var(--shadow-nav);
}
.nav__logo {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  letter-spacing: -0.04em;
  font-size: 1rem;
  text-transform: uppercase;
}
.nav__logo .hash-mark {
  width: 22px;
  height: 22px;
  display: block;
  object-fit: contain;
}
.nav__links { display: flex; align-items: center; gap: 0.25rem; }
.nav__links a {
  padding: 8px 14px;
  border-radius: var(--r-pill);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-2);
  transition: background var(--dur), color var(--dur);
}
.nav__links a:hover { background: var(--bg-soft); color: var(--text); }
.nav__links a.is-active { background: var(--bg-soft); color: var(--text); }

/* Services dropdown */
.nav__has-dropdown { position: relative; }
.nav__dropdown-trigger { display: inline-flex; align-items: center; gap: 6px; }
.nav__chevron {
  width: 10px; height: 6px;
  flex-shrink: 0;
  transition: transform var(--dur);
}
.nav__has-dropdown:hover .nav__chevron,
.nav__has-dropdown:focus-within .nav__chevron { transform: rotate(180deg); }

.nav__dropdown {
  position: absolute;
  top: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%) translateY(-4px);
  min-width: 220px;
  padding: 6px;
  background: #fff;
  border: 1px solid #F0F0F0;
  border-radius: 12px;
  box-shadow: 0 12px 32px rgba(17, 24, 39, 0.10);
  display: flex;
  flex-direction: column;
  gap: 2px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 220ms var(--ease, ease), transform 220ms var(--ease, ease);
  z-index: 60;
}
.nav__has-dropdown:hover .nav__dropdown,
.nav__has-dropdown:focus-within .nav__dropdown {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}
.nav__dropdown::before {
  content: '';
  position: absolute;
  top: -10px;
  left: 0; right: 0;
  height: 10px;
}
.nav__dropdown a {
  display: block;
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text);
  white-space: nowrap;
  transition: background var(--dur), color var(--dur);
}
.nav__dropdown a:hover { background: var(--bg-soft); color: var(--text); }

.nav__cta { display: flex; align-items: center; gap: 0.5rem; }
.nav__login {
  padding: 8px 14px;
  font-size: 0.875rem;
  color: var(--text-2);
  font-weight: 500;
}
.nav__login:hover { color: var(--text); }
#hamburger {
  display: none;
  width: 38px; height: 38px;
  border-radius: 50%;
  background: var(--text);
  color: white;
  flex-direction: column;
  align-items: center; justify-content: center;
  gap: 4px;
}
#hamburger span { display: block; width: 14px; height: 1.5px; background: white; }
@media (max-width: 900px) {
  .nav__links, .nav__cta { display: none; }
  #hamburger { display: inline-flex; }
}

/* ============================================================
   FOOTER — big-mark
   ============================================================ */
.sec-footer-big {
  background: var(--bg-dark);
  color: white;
  padding: clamp(64px, 9vw, 120px) 0 32px;
}
.sec-footer-big__inner {
  max-width: var(--container-wide);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.footer-big__grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(4, 1fr);
  gap: clamp(32px, 5vw, 72px);
  padding-bottom: clamp(48px, 7vw, 96px);
}
@media (max-width: 1024px) { .footer-big__grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .footer-big__grid { grid-template-columns: 1fr; } }
.footer-big h5 {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  margin-bottom: 1rem;
}
.footer-big__brand {
  display: flex;
  align-items: flex-start;
  justify-content: flex-start;
}
.footer-big__brand-mark {
  width: clamp(80px, 9vw, 120px);
  height: auto;
  display: block;
  filter: drop-shadow(0 20px 40px rgba(0,0,0,0.4));
}
.footer-big ul { display: flex; flex-direction: column; gap: 0.625rem; }
.footer-big a { color: rgba(255,255,255,0.8); font-size: 0.9375rem; }
.footer-big a:hover { color: white; }
.footer-big li { color: rgba(255,255,255,0.7); font-size: 0.9375rem; }
.footer-big__mark {
  font-size: clamp(3rem, 14vw, 14rem);
  font-weight: 700;
  letter-spacing: -0.05em;
  line-height: 0.92;
  text-transform: uppercase;
  color: white;
  display: flex;
  align-items: center;
  gap: 0.25em;
  flex-wrap: wrap;
  padding: clamp(32px, 5vw, 64px) 0 clamp(24px, 4vw, 48px);
  border-top: 1px solid var(--border-dark);
}
.footer-big__mark-logo { display: inline-flex; align-items: center; gap: 0.25em; }
.footer-big__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  border-top: 1px solid var(--border-dark);
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.5);
  flex-wrap: wrap;
  gap: 1rem;
}
.footer-big__bottom a { color: rgba(255,255,255,0.6); }
.footer-big__bottom a:hover { color: white; }

/* ── Reveal utility (used across pages) ── */
.fx-up {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 800ms var(--ease-out), transform 800ms var(--ease-out);
}
.fx-up.visible { opacity: 1; transform: none; }
.fx-up--d1 { transition-delay: 80ms; }
.fx-up--d2 { transition-delay: 160ms; }
.fx-up--d3 { transition-delay: 240ms; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .fx-up { opacity: 1; transform: none; }
}

a:focus-visible, button:focus-visible {
  outline: 2px solid var(--edit-lavender-chip);
  outline-offset: 3px;
  border-radius: 6px;
}

/* ============================================================
   MOBILE NAV OVERLAY — full-screen menu opened by #hamburger.
   Hidden on desktop (>900px), shown only on mobile when toggled.
   ============================================================ */
.nav__mobile {
  position: fixed;
  inset: 0;
  background: white;
  z-index: 100;
  visibility: hidden;
  opacity: 0;
  transition: opacity 240ms var(--ease-out, cubic-bezier(0.22, 0.61, 0.36, 1)),
              visibility 0s linear 240ms;
}
.nav__mobile.is-open {
  visibility: visible;
  opacity: 1;
  transition: opacity 240ms var(--ease-out, cubic-bezier(0.22, 0.61, 0.36, 1));
}
.nav__mobile-inner {
  height: 100dvh;
  display: flex;
  flex-direction: column;
  padding: 16px 20px 32px;
  max-width: var(--container);
  margin-inline: auto;
  width: 100%;
}
.nav__mobile-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-block: 8px 4px;
}
.nav__mobile-head .nav__logo {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  letter-spacing: -0.04em;
  font-size: 1rem;
  text-transform: uppercase;
  color: var(--text);
  text-decoration: none;
}
.nav__mobile-head .hash-mark {
  width: 22px;
  height: 22px;
  display: block;
  object-fit: contain;
}
.nav__mobile-close {
  width: 44px;
  height: 44px;
  border: 0;
  background: transparent;
  display: grid;
  place-items: center;
  cursor: pointer;
  border-radius: 9999px;
  transition: background 160ms ease;
}
.nav__mobile-close:hover { background: var(--bg-soft); }
.nav__mobile-close svg {
  width: 22px;
  height: 22px;
  color: var(--text);
}
.nav__mobile-links {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding-top: clamp(20px, 4vw, 32px);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}
.nav__mobile-links a {
  display: block;
  padding: 18px 0;
  border-bottom: 1px solid var(--border);
  font-size: 1.4rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--text);
  text-decoration: none;
  transition: color 160ms ease;
}
.nav__mobile-links a:hover { color: var(--text-2); }
.nav__mobile-links a.nav__mobile-sub {
  font-size: 0.9375rem;
  color: var(--text-2);
  padding-left: 18px;
  font-weight: 400;
  border-bottom: 1px solid var(--border-soft, rgba(0,0,0,0.05));
  padding-block: 12px;
}
.nav__mobile-cta {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-top: 20px;
}
.nav__mobile-cta .btn {
  width: 100%;
  justify-content: center;
  text-align: center;
  padding-block: 14px;
  font-size: 0.9375rem;
}

/* Lock body scroll when menu is open. JS toggles class on body. */
body.nav-mobile-open {
  overflow: hidden;
}

/* Hide on desktop entirely. */
@media (min-width: 901px) {
  .nav__mobile { display: none !important; }
}