/* ===========================================================
   CARBOMINT — Design Tokens & Styles
   Brand: Graphite × Spring × Cream — organic, modern, editorial
   =========================================================== */

:root, [data-theme='light'] {
  /* Brand palette — locked */
  --color-forest:   #15803D;
  --color-spring:   #22C55E;
  --color-mint:     #86EFAC;
  --color-cream:    #F8F3E3;
  --color-amber:    #D97706;
  --color-terra:    #9A3412;
  --color-graphite: #111B25;
  --color-white:    #FFFFFF;

  /* Semantic surfaces */
  --color-bg:        var(--color-white);
  --color-surface:   var(--color-cream);
  --color-surface-2: #FBF8EB;
  --color-divider:   color-mix(in oklab, var(--color-graphite) 10%, transparent);
  --color-border:    color-mix(in oklab, var(--color-graphite) 14%, transparent);

  --color-text:        var(--color-graphite);
  --color-text-muted:  color-mix(in oklab, var(--color-graphite) 65%, #fff);
  --color-text-faint:  color-mix(in oklab, var(--color-graphite) 40%, #fff);
  --color-text-inverse: #F4F8F4;

  /* 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(3rem, 0.5rem + 7vw, 7.5rem);

  /* Spacing */
  --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;

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.625rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;

  --transition-interactive: 280ms cubic-bezier(0.16, 1, 0.3, 1);

  --shadow-sm: 0 1px 2px rgba(17,27,37,0.06);
  --shadow-md: 0 6px 18px rgba(17,27,37,0.08), 0 1px 3px rgba(17,27,37,0.04);
  --shadow-lg: 0 22px 48px rgba(17,27,37,0.14), 0 4px 12px rgba(17,27,37,0.06);

  --content-narrow:  640px;
  --content-default: 960px;
  --content-wide:    1200px;

  /* Logo-matched: Corbel on Windows, Nunito Sans (web) as closest humanist fallback, then macOS Lucida Grande */
  --font-display: Corbel, 'Nunito Sans', 'Lucida Grande', 'Trebuchet MS', system-ui, sans-serif;
  --font-body:    Corbel, 'Nunito Sans', 'Lucida Grande', 'Trebuchet MS', system-ui, sans-serif;
}

/* DARK MODE */
[data-theme='dark'] {
  --color-bg:        #0B1218;
  --color-surface:   #131D26;
  --color-surface-2: #18242F;
  --color-divider:   rgba(255,255,255,0.10);
  --color-border:    rgba(255,255,255,0.16);
  --color-text:        #E8EDE5;
  --color-text-muted:  #9BA59E;
  --color-text-faint:  #6A746E;
  --color-text-inverse: #111B25;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.4);
  --shadow-md: 0 6px 18px rgba(0,0,0,0.4);
  --shadow-lg: 0 22px 48px rgba(0,0,0,0.5);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg:        #0B1218;
    --color-surface:   #131D26;
    --color-surface-2: #18242F;
    --color-divider:   rgba(255,255,255,0.10);
    --color-border:    rgba(255,255,255,0.16);
    --color-text:        #E8EDE5;
    --color-text-muted:  #9BA59E;
    --color-text-faint:  #6A746E;
    --color-text-inverse: #111B25;
  }
}

/* ============== LAYOUT ============== */
.container {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: clamp(var(--space-4), 4vw, var(--space-10));
}
.container-narrow { max-width: var(--content-default); margin-inline: auto; padding-inline: clamp(var(--space-4), 4vw, var(--space-10)); }

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

/* ============== HEADER ============== */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in oklab, var(--color-bg) 86%, transparent);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, box-shadow 0.3s;
}
.site-header.is-scrolled {
  border-bottom-color: var(--color-divider);
}
.site-header__inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--space-4);
  padding-block: var(--space-4);
}
.logo {
  display: flex; align-items: center; gap: var(--space-2);
  text-decoration: none; color: var(--color-text);
}
.logo svg { height: 32px; width: auto; }
.logo__word { font-family: var(--font-display); font-size: 1.375rem; font-weight: 500; letter-spacing: -0.02em; }
.logo__mark { display: block; height: 30px; width: auto; }
.logo__mark--dark { display: none; }
[data-theme='dark'] .logo__mark--light { display: none; }
[data-theme='dark'] .logo__mark--dark { display: block; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) .logo__mark--light { display: none; }
  :root:not([data-theme]) .logo__mark--dark { display: block; }
}
.logo--footer img { height: 32px; width: auto; display: block; }
@media (max-width: 560px) {
  .logo__mark { height: 26px; }
}

.nav { display: flex; align-items: center; gap: var(--space-8); }
.nav__list { display: flex; gap: var(--space-6); list-style: none; }
.nav__link {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.01em;
}
.nav__link:hover { color: var(--color-text); }

.theme-toggle {
  display: inline-flex; align-items: center; justify-content: center;
  width: 38px; height: 38px;
  border-radius: var(--radius-full);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}
.theme-toggle:hover { background: var(--color-surface); }

.btn {
  display: inline-flex; align-items: center; gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  letter-spacing: 0.01em;
  white-space: nowrap;
}
.btn--primary {
  background: var(--color-graphite);
  color: #F4F8F4;
  border: 1px solid var(--color-graphite);
}
.btn--primary:hover {
  background: var(--color-spring);
  border-color: var(--color-spring);
  color: var(--color-graphite);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(34,197,94,0.35);
}
.btn--ghost {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}
.btn--ghost:hover {
  background: var(--color-graphite);
  border-color: var(--color-graphite);
  color: #F4F8F4;
}
.btn--spring {
  background: var(--color-spring);
  color: var(--color-graphite);
  border: 1px solid var(--color-spring);
}
.btn--spring:hover {
  background: var(--color-forest);
  border-color: var(--color-forest);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 10px 28px rgba(21,128,61,0.30);
}

/* mobile menu */
.menu-toggle { display: none; }

@media (max-width: 820px) {
  .nav__list { display: none; }
  .nav__list.is-open {
    display: flex;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: var(--color-bg);
    flex-direction: column;
    gap: 0;
    padding: var(--space-4);
    border-bottom: 1px solid var(--color-divider);
  }
  .nav__list.is-open .nav__link {
    padding: var(--space-3) var(--space-2);
    border-bottom: 1px solid var(--color-divider);
  }
  .menu-toggle {
    display: inline-flex; align-items: center; justify-content: center;
    width: 38px; height: 38px;
    border-radius: var(--radius-full);
    border: 1px solid var(--color-border);
  }
}

/* ============== HERO ============== */
.hero {
  position: relative;
  min-height: 88vh;
  display: grid;
  align-items: center;
  padding-block: clamp(var(--space-16), 12vw, var(--space-32));
  overflow: hidden;
  background:
    radial-gradient(1200px 600px at 88% -10%, color-mix(in oklab, var(--color-mint) 28%, transparent), transparent 60%),
    radial-gradient(900px 500px at -10% 110%, color-mix(in oklab, var(--color-spring) 18%, transparent), transparent 65%),
    var(--color-bg);
}
[data-theme='dark'] .hero,
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) .hero {
    background:
      radial-gradient(1200px 600px at 88% -10%, color-mix(in oklab, var(--color-forest) 25%, transparent), transparent 60%),
      radial-gradient(900px 500px at -10% 110%, color-mix(in oklab, var(--color-spring) 14%, transparent), transparent 65%),
      var(--color-bg);
  }
}
.hero__leaf {
  position: absolute;
  pointer-events: none;
  z-index: 0;
}
.hero__leaf--1 {
  top: 8%; right: -4%;
  width: clamp(280px, 38vw, 620px);
  opacity: 0.18;
  transform: rotate(28deg);
}
.hero__leaf--2 {
  bottom: -12%; left: -6%;
  width: clamp(240px, 32vw, 520px);
  opacity: 0.10;
  transform: rotate(-32deg);
}
.hero__content { position: relative; z-index: 1; max-width: 980px; }

.eyebrow {
  display: inline-flex; align-items: center; gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  background: color-mix(in oklab, var(--color-spring) 14%, transparent);
  color: var(--color-forest);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-6);
}
[data-theme='dark'] .eyebrow,
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) .eyebrow {
    background: color-mix(in oklab, var(--color-spring) 18%, transparent);
    color: var(--color-mint);
  }
}
.eyebrow__dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--color-spring);
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--color-spring) 30%, transparent);
}

.hero h1 {
  font-size: var(--text-hero);
  line-height: 0.98;
  letter-spacing: -0.035em;
  margin-bottom: var(--space-6);
  font-weight: 500;
}
.hero h1 em {
  font-style: italic;
  color: var(--color-forest);
  font-weight: 500;
}
[data-theme='dark'] .hero h1 em,
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) .hero h1 em { color: var(--color-mint); }
}
.hero__lede {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 56ch;
  margin-bottom: var(--space-10);
}
.hero__actions { display: flex; flex-wrap: wrap; gap: var(--space-3); }

.hero__tagline {
  margin-top: var(--space-16);
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--text-xl);
  color: var(--color-text-muted);
}
.hero__tagline::before {
  content: ""; display: inline-block;
  width: 48px; height: 1px;
  background: var(--color-text-muted);
  vertical-align: middle;
  margin-right: var(--space-3);
}

/* ============== SECTION HEADS ============== */
.section-head { margin-bottom: var(--space-12); max-width: 760px; }
.section-head__kicker {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-forest);
  margin-bottom: var(--space-3);
}
[data-theme='dark'] .section-head__kicker,
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) .section-head__kicker { color: var(--color-mint); }
}
.section-head h2 {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-4);
  letter-spacing: -0.03em;
}
.section-head__lede {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
}

/* ============== VISION / MISSION / VALUES ============== */
.vmv {
  background: var(--color-surface);
  position: relative;
  overflow: hidden;
}
.vmv__leaf {
  position: absolute;
  top: -8%; right: -6%;
  width: clamp(280px, 30vw, 540px);
  opacity: 0.18;
  transform: rotate(22deg);
  pointer-events: none;
}
[data-theme='dark'] .vmv__leaf { opacity: 0.12; }

.vm-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-16);
  position: relative;
  z-index: 1;
}
@media (min-width: 820px) {
  .vm-grid { grid-template-columns: 1fr 1fr; gap: var(--space-12); }
}

.vm-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(var(--space-8), 3vw, var(--space-12));
  position: relative;
  overflow: hidden;
}
.vm-card__label {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-spring);
  margin-bottom: var(--space-5);
}
.vm-card__label::before {
  content: ""; display: inline-block;
  width: 24px; height: 1px;
  background: var(--color-spring);
}
.vm-card h3 {
  font-size: var(--text-xl);
  letter-spacing: -0.025em;
  line-height: 1.15;
  margin-bottom: var(--space-2);
}
.vm-card p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 56ch;
}

/* Values */
.values { position: relative; z-index: 1; }
.values__title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-8);
  letter-spacing: -0.025em;
}
.values__grid {
  display: grid;
  gap: var(--space-2);
  grid-template-columns: 1fr;
}
@media (min-width: 720px) { .values__grid { grid-template-columns: repeat(2, 1fr); gap: var(--space-4); } }
@media (min-width: 1000px) { .values__grid { grid-template-columns: repeat(5, 1fr); gap: var(--space-4); } }

.value {
  display: flex; flex-direction: column;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  position: relative;
  overflow: hidden;
  transition: transform var(--transition-interactive), box-shadow var(--transition-interactive), border-color var(--transition-interactive);
}
.value:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: color-mix(in oklab, var(--color-spring) 60%, var(--color-border));
}
.value__num {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 500;
  color: var(--color-spring);
  line-height: 1;
  margin-bottom: var(--space-4);
}
.value h4 {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 700;
  letter-spacing: -0.005em;
  margin-bottom: var(--space-2);
  color: var(--color-text);
  line-height: 1.3;
}
.value p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.55;
}

/* ============== HOW IT WORKS ============== */
.how { background: var(--color-graphite); color: var(--color-text-inverse); position: relative; overflow: hidden; }
.how .section-head__kicker { color: var(--color-mint); }
.how .section-head h2 { color: #F4F8F4; }
.how .section-head__lede { color: rgba(244,248,244,0.72); }
.how__leaf {
  position: absolute;
  pointer-events: none;
  z-index: 0;
}
.how__leaf--1 { top: -6%; left: -4%; width: clamp(220px, 26vw, 420px); opacity: 0.10; transform: rotate(-26deg); }
.how__leaf--2 { bottom: -10%; right: -6%; width: clamp(260px, 30vw, 520px); opacity: 0.12; transform: rotate(34deg); }
.how .container { position: relative; z-index: 1; }

.steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}
@media (min-width: 820px) {
  .steps { grid-template-columns: repeat(5, 1fr); gap: var(--space-3); }
}

.step {
  position: relative;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  display: flex; flex-direction: column; gap: var(--space-3);
  transition: transform var(--transition-interactive), border-color var(--transition-interactive), background var(--transition-interactive);
}
.step:hover {
  transform: translateY(-3px);
  border-color: color-mix(in oklab, var(--color-spring) 60%, rgba(255,255,255,0.12));
  background: rgba(34,197,94,0.06);
}
.step__num {
  font-family: var(--font-display);
  font-size: 2.25rem;
  line-height: 1;
  color: var(--color-spring);
  font-weight: 500;
}
.step h4 {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 700;
  color: #F4F8F4;
  letter-spacing: -0.005em;
  line-height: 1.3;
}
.step p {
  font-size: var(--text-sm);
  color: rgba(244,248,244,0.68);
  line-height: 1.55;
}
.step__arrow {
  display: none;
}
@media (min-width: 820px) {
  .step__arrow {
    display: block;
    position: absolute;
    top: 50%; right: -14px;
    transform: translateY(-50%);
    width: 28px; height: 28px;
    color: rgba(244,248,244,0.4);
    z-index: 2;
  }
  .step:last-child .step__arrow { display: none; }
}

/* Deal panel */
.deal {
  margin-top: var(--space-20);
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1fr;
}
@media (min-width: 820px) { .deal { grid-template-columns: 1fr 1fr; gap: var(--space-8); } }

.deal-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius-lg);
  padding: clamp(var(--space-6), 2.5vw, var(--space-10));
}
.deal-card--give {
  background: rgba(217,119,6,0.10);
  border-color: rgba(217,119,6,0.34);
}
.deal-card--get {
  background: rgba(34,197,94,0.10);
  border-color: rgba(34,197,94,0.34);
}
.deal-card__label {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: var(--space-3);
}
.deal-card--give .deal-card__label { color: var(--color-amber); }
.deal-card--get  .deal-card__label { color: var(--color-spring); }
.deal-card h3 {
  font-size: var(--text-xl);
  color: #F4F8F4;
  margin-bottom: var(--space-5);
  letter-spacing: -0.025em;
}
.deal-card ul { list-style: none; display: flex; flex-direction: column; gap: var(--space-3); }
.deal-card li {
  display: flex; align-items: flex-start; gap: var(--space-3);
  color: rgba(244,248,244,0.86);
  font-size: var(--text-base);
}
.deal-card li::before {
  content: ""; flex-shrink: 0;
  width: 10px; height: 10px;
  border-radius: 50%;
  margin-top: 0.55em;
}
.deal-card--give li::before { background: var(--color-amber); }
.deal-card--get  li::before { background: var(--color-spring); }

/* Standards strip */
.standards {
  margin-top: var(--space-16);
  display: grid;
  gap: var(--space-4);
  grid-template-columns: 1fr;
}
@media (min-width: 720px) { .standards { grid-template-columns: repeat(3, 1fr); gap: var(--space-6); } }

.standard {
  border-top: 1px solid rgba(255,255,255,0.14);
  padding-top: var(--space-5);
}
.standard__num {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  color: var(--color-spring);
  line-height: 1;
  margin-bottom: var(--space-3);
}
.standard h5 {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 700;
  color: #F4F8F4;
  margin-bottom: var(--space-2);
  letter-spacing: -0.005em;
}
.standard p {
  font-size: var(--text-sm);
  color: rgba(244,248,244,0.66);
}

/* ============== CONTACT ============== */
.contact {
  background: var(--color-bg);
  position: relative;
  overflow: hidden;
}
.contact__leaf {
  position: absolute;
  bottom: -10%; left: -5%;
  width: clamp(260px, 30vw, 520px);
  opacity: 0.14;
  transform: rotate(-22deg);
  pointer-events: none;
}
[data-theme='dark'] .contact__leaf { opacity: 0.09; }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: start;
  position: relative; z-index: 1;
}
@media (min-width: 960px) {
  .contact-grid { grid-template-columns: 1fr 1fr; gap: var(--space-20); }
}

.contact-info__lede {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--text-xl);
  color: var(--color-text);
  line-height: 1.25;
  letter-spacing: -0.015em;
  margin-bottom: var(--space-10);
  max-width: 22ch;
}
.contact-facts {
  list-style: none;
  display: flex; flex-direction: column;
  gap: var(--space-6);
  padding: 0;
}
.contact-facts li {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: var(--space-4);
  align-items: start;
  color: var(--color-text-muted);
  font-size: var(--text-base);
  line-height: 1.55;
  max-width: 42ch;
}
.contact-facts__num {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--color-spring);
  line-height: 1;
  padding-top: 2px;
}
.contact-facts a {
  color: var(--color-forest);
  text-decoration: none;
  border-bottom: 1px solid color-mix(in oklab, var(--color-forest) 40%, transparent);
  padding-bottom: 1px;
  font-weight: 500;
}
.contact-facts a:hover {
  color: var(--color-spring);
  border-bottom-color: var(--color-spring);
}
[data-theme='dark'] .contact-facts a {
  color: var(--color-mint);
  border-bottom-color: color-mix(in oklab, var(--color-mint) 40%, transparent);
}

/* Form */
.form {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-6), 2.5vw, var(--space-10));
  display: flex; flex-direction: column; gap: var(--space-5);
}
.field { display: flex; flex-direction: column; gap: var(--space-2); }
.field-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}
@media (min-width: 560px) {
  .field-row { grid-template-columns: 1fr 1fr; }
}
.field label {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.field input,
.field select,
.field textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  color: var(--color-text);
  font-size: var(--text-base);
  font-family: var(--font-body);
}
.field textarea { min-height: 140px; resize: vertical; }
.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--color-spring);
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--color-spring) 20%, transparent);
  outline: none;
}
.form__submit { align-self: flex-start; margin-top: var(--space-2); }
.form__note {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

/* ============== FOOTER ============== */
.site-footer {
  background: var(--color-graphite);
  color: rgba(244,248,244,0.7);
  padding-block: var(--space-16) var(--space-10);
  position: relative;
  overflow: hidden;
}
.site-footer__leaf {
  position: absolute;
  bottom: -20%; right: -4%;
  width: clamp(220px, 26vw, 420px);
  opacity: 0.08;
  pointer-events: none;
  transform: rotate(18deg);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-12);
  position: relative; z-index: 1;
}
@media (min-width: 720px) { .footer-grid { grid-template-columns: 2fr 1fr 1fr; gap: var(--space-12); } }

.site-footer h4 {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #F4F8F4;
  margin-bottom: var(--space-4);
}
.site-footer__brand p {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--text-lg);
  color: rgba(244,248,244,0.85);
  margin-top: var(--space-4);
  max-width: 32ch;
}
.site-footer ul { list-style: none; display: flex; flex-direction: column; gap: var(--space-2); }
.site-footer a { color: rgba(244,248,244,0.7); text-decoration: none; font-size: var(--text-sm); }
.site-footer a:hover { color: var(--color-mint); }

.site-footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.10);
  padding-top: var(--space-6);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: var(--space-4);
  font-size: var(--text-xs);
  color: rgba(244,248,244,0.5);
  position: relative; z-index: 1;
}

/* ============== SCROLL REVEAL ============== */
/* Scroll-driven entrance via native view-timeline (Chrome 115+).
   Graceful fallback: content always visible if browser doesn't support it. */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
@supports (animation-timeline: view()) {
  .reveal {
    animation: fadeUp linear both;
    animation-timeline: view();
    animation-range: entry 0% cover 22%;
  }
}
@media (prefers-reduced-motion: reduce) {
  .reveal { animation: none; opacity: 1; transform: none; }
}