/* =========================================================
   BB.AiC — Design Tokens
   Black surfaces, white text, gold accents.
   Display: Instrument Serif. Body: Inter.
   ========================================================= */

:root {
  /* Type scale */
  --text-xs:   clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --text-3xl:  clamp(2.5rem, 1rem + 4vw, 5rem);
  --text-hero: clamp(2.75rem, 0.5rem + 6.5vw, 7rem);

  /* Spacing — 4px base */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Surfaces */
  --color-bg:           #0a0a0a;
  --color-surface:      #111111;
  --color-surface-2:    #161616;
  --color-surface-3:    #1c1c1c;
  --color-border:       #2a2a2a;
  --color-border-soft:  #1d1d1d;
  --color-divider:      #232323;

  /* Text */
  --color-text:        #f2f0ea;
  --color-text-muted:  #9a978f;
  --color-text-faint:  #5a5853;
  --color-text-inverse:#0a0a0a;

  /* Accent — restrained gold */
  --color-gold:        #c9a25c;

  /* Gray italic emphasis (body copy) */
  --color-gray-italic: #9a978f;
  --color-gold-bright: #e3bd72;
  --color-gold-soft:   #8a6f3d;
  --color-gold-deep:   #6a5429;

  /* Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-pill: 9999px;

  /* Transitions */
  --transition-interactive: 220ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.35);
  --shadow-md: 0 10px 30px rgba(0,0,0,0.45);
  --shadow-lg: 0 30px 80px rgba(0,0,0,0.55);

  /* Content widths */
  --content-narrow:  640px;
  --content-default: 960px;
  --content-wide:    1200px;

  /* Fonts */
  --font-display: 'Instrument Serif', 'Cormorant Garamond', Georgia, serif;
  --font-body:    'Inter', 'Helvetica Neue', system-ui, sans-serif;
  --font-mono:    'JetBrains Mono', ui-monospace, monospace;
}

/* =========================================================
   Base reset
   ========================================================= */
*,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: var(--space-16);
}
body {
  min-height: 100dvh;
  line-height: 1.6;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  background-image:
    radial-gradient(1200px 600px at 80% -10%, rgba(201,162,92,0.06), transparent 60%),
    radial-gradient(900px 500px at -10% 30%, rgba(201,162,92,0.04), transparent 60%);
  background-attachment: fixed;
}
img,picture,video,svg { display: block; max-width: 100%; height: auto; }
input,button,textarea,select { font: inherit; color: inherit; }
h1,h2,h3,h4,h5,h6 { text-wrap: balance; line-height: 1.1; font-weight: 400; }
p { text-wrap: pretty; }
::selection { background: rgba(201,162,92,0.35); color: var(--color-text); }
:focus-visible { outline: 2px solid var(--color-gold); outline-offset: 3px; border-radius: var(--radius-sm); }
button { cursor: pointer; background: none; border: none; color: inherit; }
a { color: inherit; text-decoration: none; }
@media (prefers-reduced-motion: reduce) {
  *,*::before,*::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}

/* =========================================================
   Layout primitives
   ========================================================= */
.container {
  width: 100%;
  max-width: var(--content-wide);
  margin: 0 auto;
  padding-inline: clamp(var(--space-6), 5vw, var(--space-16));
}
.container--narrow { max-width: var(--content-default); }
.container--prose  { max-width: var(--content-narrow); }

section { padding-block: clamp(var(--space-16), 9vw, var(--space-32)); }

/* =========================================================
   Header
   ========================================================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10,10,10,0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-interactive), background var(--transition-interactive);
}
.site-header.scrolled {
  border-bottom-color: var(--color-border-soft);
  background: rgba(10,10,10,0.88);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  width: 100%;
  max-width: var(--content-wide);
  margin: 0 auto;
  padding-inline: clamp(var(--space-6), 5vw, var(--space-16));
}
.wordmark {
  display: inline-flex;
  align-items: baseline;
  font-family: var(--font-display);
  font-size: 1.7rem;
  letter-spacing: -0.01em;
  line-height: 1;
  gap: 0;
  user-select: none;
}
.wordmark .bb {
  /* Glossy black — nearly readable against bg. Subtle gradient sheen. */
  background: linear-gradient(180deg, #1a1a1a 0%, #060606 50%, #1a1a1a 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: 0 0 1px rgba(255,255,255,0.04);
  letter-spacing: -0.02em;
}
.wordmark .aic {
  color: #fff;
  letter-spacing: -0.01em;
}
.wordmark .dot {
  color: var(--color-gold);
}
.nav { display: flex; align-items: center; gap: var(--space-6); }
.nav a {
  font-size: var(--text-sm);
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
  text-transform: uppercase;
}
.nav a:hover { color: var(--color-text); }

/* =========================================================
   Buttons
   ========================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.85rem 1.6rem;
  font-size: var(--text-sm);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  font-weight: 500;
}
.btn--primary {
  background: var(--color-gold);
  color: var(--color-text-inverse);
  border-color: var(--color-gold);
}
.btn--primary:hover {
  background: var(--color-gold-bright);
  border-color: var(--color-gold-bright);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(201,162,92,0.18);
}
.btn--ghost {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}
.btn--ghost:hover {
  border-color: var(--color-gold);
  color: var(--color-gold-bright);
}

/* =========================================================
   Hero
   ========================================================= */
.hero {
  position: relative;
  padding-block: clamp(var(--space-24), 14vw, var(--space-32));
  overflow: hidden;
  border-bottom: 1px solid var(--color-border-soft);
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(800px 400px at 50% 100%, rgba(201,162,92,0.10), transparent 60%);
  pointer-events: none;
}
.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-8);
}
.hero__eyebrow::before {
  content: "";
  width: 32px;
  height: 1px;
  background: var(--color-gold);
}
.hero__headline {
  margin-bottom: var(--space-12);
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}
.hero__line {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 0.5rem + 2.4vw, 3rem);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.015em;
  max-width: 38ch;
  margin: 0;
}
.hero__line--left { text-align: left; align-self: flex-start; }
.hero__line--right { text-align: right; align-self: flex-end; }
.hero__line strong {
  font-weight: 500;
  color: var(--color-gold);
  font-style: normal;
}
.hero__line em {
  font-style: italic;
  color: var(--color-gray-italic);
}
@media (max-width: 720px) {
  .hero__line { font-size: clamp(1.25rem, 4.8vw, 1.75rem); max-width: 100%; }
  .hero__line--right { text-align: left; align-self: flex-start; }
}
.hero__headline .strike {
  position: relative;
  display: inline-block;
  color: var(--color-text-muted);
}
.hero__headline .strike::after {
  content: "";
  position: absolute;
  left: -2%;
  right: -2%;
  top: 52%;
  height: 1px;
  background: var(--color-gold);
}
.hero__lede {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  line-height: 1.55;
  color: var(--color-text);
  max-width: 60ch;
  margin-bottom: var(--space-10);
}
.hero__lede em { font-style: italic; color: var(--color-gray-italic); font-weight: 400; }
.hero__lede strong { font-weight: 500; color: var(--color-gold); font-style: normal; }
.pre-footer-cta { padding-block: clamp(var(--space-16), 8vw, var(--space-24)); text-align: center; border-top: 1px solid var(--color-border-soft); }
.hero__cta-row { display: flex; gap: var(--space-4); flex-wrap: wrap; justify-content: center; }

/* =========================================================
   Builders Marquee
   ========================================================= */
.builders {
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border-soft);
  padding-block: clamp(var(--space-12), 6vw, var(--space-20));
  overflow: hidden;
}
.builders__eyebrow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-10);
  text-align: center;
}
.builders__eyebrow::before,
.builders__eyebrow::after {
  content: "";
  width: 28px;
  height: 1px;
  background: var(--color-gold);
  opacity: 0.7;
}
.marquee {
  position: relative;
  width: 100%;
  overflow: hidden;
  /* Edge fade with mask */
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 8%, #000 92%, transparent 100%);
          mask-image: linear-gradient(90deg, transparent 0, #000 8%, #000 92%, transparent 100%);
}
.marquee__track {
  display: flex;
  align-items: center;
  gap: clamp(var(--space-10), 5vw, var(--space-20));
  width: max-content;
  animation: marquee-scroll 90s linear infinite;
  will-change: transform;
}
.marquee:hover .marquee__track { animation-play-state: paused; }
@keyframes marquee-scroll {
  from { transform: translate3d(0, 0, 0); }
  to   { transform: translate3d(-50%, 0, 0); }
}
.marquee__item {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 38px;
  max-width: 180px;
  opacity: 0.62;
  transition: opacity var(--transition-interactive);
}
.marquee__item:hover { opacity: 1; }
.marquee__item img,
.marquee__item svg {
  height: 100%;
  width: auto;
  max-width: 100%;
  object-fit: contain;
  /* Force every logo to pure white regardless of source colors */
  filter: brightness(0) invert(1);
  -webkit-filter: brightness(0) invert(1);
}
@media (prefers-reduced-motion: reduce) {
  .marquee__track { animation: none; transform: translateX(-25%); }
  .marquee__track--ltr,
  .marquee__track--rtl { animation: none; transform: translateX(-25%); }
}
@media (max-width: 720px) {
  .marquee__item { height: 28px; max-width: 140px; }
  .marquee__track { gap: var(--space-8); animation-duration: 60s; }
}

/* ---------- Two-row staggered marquee (round-3) ---------- */
.marquee--two-row {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}
.marquee__row {
  position: relative;
  width: 100%;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 8%, #000 92%, transparent 100%);
          mask-image: linear-gradient(90deg, transparent 0, #000 8%, #000 92%, transparent 100%);
}
/* Offset row 2 horizontally so logos don't line up vertically across rows */
.marquee__row--2 {
  padding-left: clamp(40px, 8vw, 120px);
}
.marquee__track--ltr,
.marquee__track--rtl {
  display: flex;
  align-items: center;
  gap: clamp(var(--space-10), 5vw, var(--space-20));
  width: max-content;
  will-change: transform;
}
.marquee__track--ltr {
  animation: marquee-scroll-ltr 95s linear infinite;
}
.marquee__track--rtl {
  animation: marquee-scroll-rtl 110s linear infinite;
}
.marquee__row:hover .marquee__track--ltr,
.marquee__row:hover .marquee__track--rtl { animation-play-state: paused; }
@keyframes marquee-scroll-ltr {
  from { transform: translate3d(0, 0, 0); }
  to   { transform: translate3d(-50%, 0, 0); }
}
@keyframes marquee-scroll-rtl {
  from { transform: translate3d(-50%, 0, 0); }
  to   { transform: translate3d(0, 0, 0); }
}
@media (max-width: 720px) {
  .marquee__track--ltr,
  .marquee__track--rtl { gap: var(--space-8); }
  .marquee__track--ltr { animation-duration: 65s; }
  .marquee__track--rtl { animation-duration: 75s; }
  .marquee__row--2 { padding-left: clamp(20px, 6vw, 60px); }
}

/* ---------- Hero lede standalone section (round-3) ---------- */
.hero-lede {
  padding-top: var(--space-12);
  padding-bottom: var(--space-16);
}
.hero-lede .hero__lede {
  margin: 0 auto;
  text-align: left;
}

/* ---------- How closer centered block (round-3) ---------- */
.how__closer {
  margin-top: var(--space-16);
  padding-top: var(--space-12);
  text-align: center;
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}
.how__closer p {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  line-height: 1.55;
  color: var(--color-text);
  margin: 0 0 var(--space-6);
}
.how__closer p:last-child { margin-bottom: 0; }
.how__closer strong {
  color: var(--color-gold);
  font-weight: 500;
  font-style: normal;
}
.how__closer em {
  color: var(--color-gray-italic);
  font-style: italic;
}

/* =========================================================
   Problems section
   ========================================================= */
.problems {
  background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-surface) 100%);
}
.problems__heading-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: var(--space-8);
  margin-bottom: var(--space-16);
  flex-wrap: wrap;
}
.section-eyebrow {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-4);
}
.section-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  line-height: 1.05;
  letter-spacing: -0.02em;
  max-width: 22ch;
}
.section-title em { font-style: italic; color: var(--color-gold); }

.problems__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--color-border-soft);
  border: 1px solid var(--color-border-soft);
}
@media (max-width: 1024px) {
  .problems__grid { grid-template-columns: repeat(2, 1fr); }
}
.problem {
  background: var(--color-bg);
  padding: clamp(var(--space-8), 3vw, var(--space-12));
  position: relative;
  transition: background var(--transition-interactive);
}
.problem:hover { background: var(--color-surface); }
.problem__number {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: var(--color-gold);
  margin-bottom: var(--space-6);
}
.problem__title {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--text-xl);
  line-height: 1.1;
  margin-bottom: var(--space-5);
  letter-spacing: -0.01em;
}
.problem__body {
  font-size: var(--text-base);
  line-height: 1.65;
  color: var(--color-text-muted);
  max-width: 50ch;
}
.problem__body strong {
  color: var(--color-text);
  font-weight: 500;
}
.problem__stat {
  display: inline-block;
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--text-2xl);
  color: var(--color-gold);
  letter-spacing: -0.02em;
  margin-right: var(--space-3);
  vertical-align: -2px;
}
.problem__pct {
  color: var(--color-gold);
  font-weight: 500;
}

@media (max-width: 720px) {
  .problems__grid { grid-template-columns: 1fr; }
}

/* =========================================================
   What AiC Is / Isn't (split section)
   ========================================================= */
.what {
  background: var(--color-bg);
  border-top: 1px solid var(--color-border-soft);
  border-bottom: 1px solid var(--color-border-soft);
}
.what__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(var(--space-12), 6vw, var(--space-24));
}
.what__col h2 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-8);
  padding-bottom: var(--space-5);
  border-bottom: 1px solid var(--color-border);
}
.what__col h2 em { font-style: italic; color: var(--color-gold); }
.what__col h2 strong { font-weight: 500; font-style: normal; color: var(--color-gold); }
.what__col p {
  font-size: var(--text-base);
  line-height: 1.65;
  color: var(--color-text);
  margin-bottom: var(--space-5);
  max-width: 56ch;
}
.what__col p strong { color: var(--color-gold); font-weight: 500; font-style: normal; }
.what__col p em { color: var(--color-gray-italic); font-style: italic; }
.what__rule {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.65;
  color: var(--color-text);
  padding-block: var(--space-4);
  border-top: 1px solid var(--color-divider);
  border-bottom: 1px solid var(--color-divider);
  margin-block: var(--space-6);
}
.what__rule .what__rule-lead {
  color: var(--color-text);
  font-weight: 500;
}
.what__rule em {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--text-lg);
  color: var(--color-gold);
}
.gold-inline {
  font-family: var(--font-display);
  font-style: italic;
  color: var(--color-gold);
  font-size: 1.15em;
}
@media (max-width: 800px) {
  .what__grid { grid-template-columns: 1fr; }
}

/* =========================================================
   How It Works
   ========================================================= */
.how {
  background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-surface) 100%);
}
.how__heading { margin-bottom: var(--space-16); text-align: center; }
.how__heading .section-title { margin-inline: auto; }
.how__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--color-border-soft);
}
.step {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--space-10);
  padding-block: clamp(var(--space-8), 4vw, var(--space-12));
  border-bottom: 1px solid var(--color-border-soft);
  align-items: start;
  position: relative;
  transition: background var(--transition-interactive);
}
.step:hover { background: rgba(201,162,92,0.025); }
.step__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  letter-spacing: -0.01em;
  line-height: 1.1;
}
.step__body {
  font-size: var(--text-base);
  line-height: 1.65;
  color: var(--color-text);
  max-width: 60ch;
}
.step__body strong { color: var(--color-gold); font-weight: 500; font-style: normal; }
.step__body em { color: var(--color-gray-italic); font-style: italic; }
@media (max-width: 800px) {
  .step { grid-template-columns: 1fr; gap: var(--space-4); }
}

/* =========================================================
   Final CTA
   ========================================================= */
.final-cta {
  background:
    radial-gradient(600px 300px at 50% 0%, rgba(201,162,92,0.08), transparent 70%),
    var(--color-bg);
  text-align: center;
  border-top: 1px solid var(--color-border-soft);
}
.final-cta h2 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  line-height: 1.1;
  letter-spacing: -0.02em;
  max-width: 22ch;
  margin: 0 auto var(--space-8);
}
.final-cta h2 em { font-style: italic; color: var(--color-gold); }
.final-cta p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 50ch;
  margin: 0 auto var(--space-10);
}

/* =========================================================
   Footer
   ========================================================= */
.footer {
  background: var(--color-bg);
  border-top: 1px solid var(--color-border-soft);
  padding-block: var(--space-12);
}
.footer__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-6);
  text-align: center;
}
.flag-stripe {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--text-base);
  color: var(--color-text-muted);
  letter-spacing: 0.01em;
}
.flag-stripe svg { flex-shrink: 0; }
.footer__meta {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* =========================================================
   Contact page
   ========================================================= */
.contact-hero {
  padding-block: clamp(var(--space-20), 10vw, var(--space-32));
  border-bottom: 1px solid var(--color-border-soft);
}
.contact-hero h1 {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  line-height: 1.02;
  letter-spacing: -0.025em;
  margin-bottom: var(--space-6);
  max-width: 16ch;
}
.contact-hero h1 em { font-style: italic; color: var(--color-gold); }
.contact-hero p {
  font-size: var(--text-lg);
  line-height: 1.5;
  color: var(--color-text-muted);
  max-width: 56ch;
}
.contact-form-wrap { padding-block: clamp(var(--space-16), 8vw, var(--space-24)); }
.contact-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6) var(--space-6);
  max-width: 760px;
}
.field { display: flex; flex-direction: column; gap: var(--space-3); }
.field--full { grid-column: 1 / -1; }
.field label {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-gold);
}
.field input, .field textarea {
  width: 100%;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  padding: var(--space-4) var(--space-5);
  font-size: var(--text-base);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition-interactive), background var(--transition-interactive);
}
.field input:focus, .field textarea:focus {
  outline: none;
  border-color: var(--color-gold);
  background: var(--color-surface-2);
}
.field textarea { resize: vertical; min-height: 140px; font-family: var(--font-body); }
.field__hint {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  letter-spacing: 0.04em;
}
.form-footer {
  grid-column: 1 / -1;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-6);
  padding-top: var(--space-4);
  flex-wrap: wrap;
}
.field--checkgroup {
  border: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.field--checkgroup legend {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-3);
  padding: 0;
}
.field__hint-inline {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  letter-spacing: 0.04em;
  text-transform: none;
  margin-left: var(--space-2);
}
.check {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: border-color var(--transition-interactive), background var(--transition-interactive);
}
.check:hover { border-color: var(--color-gold-soft); background: var(--color-surface-2); }
.check input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border: 1px solid var(--color-border);
  background: var(--color-surface-2);
  border-radius: var(--radius-sm);
  margin: 0;
  position: relative;
  cursor: pointer;
  flex-shrink: 0;
}
.check input[type="checkbox"]:checked {
  background: var(--color-gold);
  border-color: var(--color-gold);
}
.check input[type="checkbox"]:checked::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 1px;
  width: 5px;
  height: 10px;
  border: solid var(--color-bg);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}
.check span {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
}
@media (max-width: 700px) {
  .contact-form { grid-template-columns: 1fr; }
}

/* =========================================================
   Reveal animation
   ========================================================= */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 700ms cubic-bezier(0.16,1,0.3,1), transform 700ms cubic-bezier(0.16,1,0.3,1);
}
.reveal.in {
  opacity: 1;
  transform: none;
}

/* =========================================================
   Mobile tweaks
   ========================================================= */
@media (max-width: 600px) {
  .nav { gap: var(--space-4); }
  .nav a { font-size: 0.8rem; }
  .wordmark { font-size: 1.45rem; }
  .hero__lede { font-size: var(--text-base); }
}