/* ============================================================
   Components — nav, buttons, cards, form, blobs, footer
   ============================================================ */

/* --- Floating Nav Pill ----------------------------------- */
.site-header {
  position: sticky;
  top: 1rem;
  z-index: 50;
  padding-inline: 1rem;
  margin-top: 1rem;
}
.nav {
  max-width: var(--container);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.65rem 0.85rem 0.65rem 1.25rem;
  background: rgba(253, 252, 248, 0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid color-mix(in oklab, var(--timber) 70%, transparent);
  border-radius: var(--r-pill);
  box-shadow: var(--shadow-soft);
}
.nav__brand {
  display: inline-flex; align-items: center; gap: 0.6rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
}
.nav__logo {
  width: 2rem; height: 2rem;
  display: grid; place-items: center;
  background: var(--moss); color: var(--moss-fg);
  border-radius: var(--r-pill);
  font-family: var(--font-display);
  font-weight: 800;
}
.nav__list {
  display: none;
  gap: 0.25rem;
  align-items: center;
}
.nav__list a {
  padding: 0.55rem 1rem;
  border-radius: var(--r-pill);
  font-weight: 600;
  font-size: var(--fs-sm);
  transition: background-color 0.2s ease, color 0.2s ease;
}
.nav__list a:hover,
.nav__list a[aria-current="page"] {
  background: color-mix(in oklab, var(--moss) 12%, transparent);
  color: var(--moss);
}
.nav__cta { display: none; }
.nav__toggle {
  display: inline-grid; place-items: center;
  width: 2.5rem; height: 2.5rem;
  border-radius: var(--r-pill);
  background: color-mix(in oklab, var(--moss) 10%, transparent);
  color: var(--moss);
}
.nav__toggle svg { width: 1.25rem; height: 1.25rem; }

/* Mobile dropdown */
.nav-mobile {
  display: none;
  margin: 0.75rem 1rem 0;
  padding: 1rem;
  background: rgba(253, 252, 248, 0.95);
  backdrop-filter: blur(14px);
  border: 1px solid var(--timber);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-float);
}
.nav-mobile[data-open="true"] { display: block; }
.nav-mobile ul { display: grid; gap: 0.25rem; }
.nav-mobile a {
  display: block;
  padding: 0.85rem 1rem;
  border-radius: var(--r-md);
  font-weight: 600;
}
.nav-mobile a:hover { background: color-mix(in oklab, var(--moss) 10%, transparent); }

@media (min-width: 820px) {
  .nav__list { display: inline-flex; }
  .nav__cta { display: inline-flex; }
  .nav__toggle { display: none; }
  .nav-mobile { display: none !important; }
}

/* --- Buttons --------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.6rem;
  font-weight: 700;
  font-size: var(--fs-sm);
  border-radius: var(--r-pill);
  border: 2px solid transparent;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background-color 0.25s ease, color 0.25s ease;
  white-space: nowrap;
  line-height: 1.2;
}
.btn--primary {
  background: var(--moss);
  color: var(--moss-fg);
  box-shadow: var(--shadow-soft);
}
.btn--primary:hover { transform: scale(1.04); box-shadow: var(--shadow-lift); color: var(--moss-fg); }
.btn--outline {
  background: transparent;
  color: var(--terracotta);
  border-color: var(--terracotta);
}
.btn--outline:hover { background: var(--terracotta); color: var(--terracotta-fg); transform: scale(1.04); }
.btn--ghost { background: transparent; color: var(--moss); }
.btn--ghost:hover { background: color-mix(in oklab, var(--moss) 10%, transparent); }
.btn--lg { padding: 1.05rem 2rem; font-size: var(--fs-base); }
.btn:active { transform: scale(0.97); }

/* --- Cards ----------------------------------------------- */
.card {
  background: var(--card-bg);
  border: 1px solid color-mix(in oklab, var(--timber) 60%, transparent);
  border-radius: var(--r-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-soft);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex; flex-direction: column; gap: 0.85rem;
  height: 100%;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lift); }
.card__icon {
  width: 3.25rem; height: 3.25rem;
  display: grid; place-items: center;
  background: color-mix(in oklab, var(--moss) 12%, transparent);
  color: var(--moss);
  border-radius: var(--r-md);
}
.card__icon svg { width: 1.5rem; height: 1.5rem; }
.card h3 { font-size: var(--fs-lg); }
.card p { color: var(--dried-grass); font-size: var(--fs-sm); }
.card__cta {
  margin-top: auto;
  font-weight: 700;
  color: var(--moss);
  display: inline-flex; align-items: center; gap: 0.4rem;
}
.card__cta::after { content: "→"; transition: transform 0.25s ease; }
.card:hover .card__cta::after { transform: translateX(4px); }

/* Asymmetric blob radii rotation */
.card--shape-a { border-radius: 2rem 4rem 2rem 2rem; }
.card--shape-b { border-radius: 2rem 2rem 4rem 2rem; }
.card--shape-c { border-radius: 4rem 2rem 2rem 2rem; }
.card--shape-d { border-radius: 2rem 2rem 2rem 4rem; }

/* Grids */
.grid { display: grid; gap: 1.5rem; }
.grid--2 { grid-template-columns: 1fr; }
.grid--3 { grid-template-columns: 1fr; }
.grid--4 { grid-template-columns: 1fr 1fr; }
@media (min-width: 640px) {
  .grid--2 { grid-template-columns: 1fr 1fr; }
  .grid--3 { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 960px) {
  .grid--3 { grid-template-columns: repeat(3, 1fr); }
  .grid--4 { grid-template-columns: repeat(4, 1fr); }
}

/* --- Blobs (decorative) ---------------------------------- */
.blob {
  position: absolute;
  filter: blur(60px);
  opacity: 0.45;
  z-index: 0;
  pointer-events: none;
}
.blob--moss { background: var(--moss); }
.blob--clay { background: var(--terracotta); }
.blob--sand { background: var(--sand); }
.blob--a { border-radius: var(--r-blob-a); }
.blob--b { border-radius: var(--r-blob-b); }
.blob--c { border-radius: var(--r-blob-c); }

/* --- Form ------------------------------------------------ */
.field { display: grid; gap: 0.4rem; margin-bottom: 1.1rem; }
.field label { font-weight: 700; font-size: var(--fs-sm); color: var(--bark); }
.field input,
.field textarea {
  padding: 0.95rem 1.25rem;
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid var(--timber);
  border-radius: var(--r-pill);
  transition: box-shadow 0.2s ease, border-color 0.2s ease;
}
.field textarea {
  border-radius: var(--r-md);
  min-height: 9rem;
  resize: vertical;
  line-height: 1.5;
}
.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--moss);
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--moss) 25%, transparent);
}
.field__error { color: var(--burnt-sienna); font-size: var(--fs-xs); min-height: 1em; }

.form-card {
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(12px);
  border: 1px solid color-mix(in oklab, var(--timber) 70%, transparent);
  border-radius: var(--r-xl);
  padding: clamp(1.5rem, 4vw, 2.5rem);
  box-shadow: var(--shadow-float);
}

/* --- Footer ---------------------------------------------- */
.site-footer {
  margin-top: var(--space-section);
  background: color-mix(in oklab, var(--stone) 70%, transparent);
  border-top: 1px solid var(--timber);
  padding: 3.5rem 0 2rem;
}
.footer-grid {
  display: grid;
  gap: 2.5rem;
  grid-template-columns: 1fr;
}
@media (min-width: 720px) {
  .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; }
}
.footer-col h4 {
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--bark);
  margin-bottom: 1rem;
}
.footer-col ul { display: grid; gap: 0.55rem; }
.footer-col a { color: var(--dried-grass); font-size: var(--fs-sm); }
.footer-col a:hover { color: var(--moss); }
.footer-bottom {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--timber);
  display: flex; flex-wrap: wrap; gap: 1rem;
  justify-content: space-between;
  font-size: var(--fs-xs);
  color: var(--dried-grass);
}

/* --- Social pills (about page) --------------------------- */
.social-row { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 1.5rem; }
.social-pill {
  display: inline-flex; align-items: center; gap: 0.55rem;
  padding: 0.7rem 1.25rem;
  border: 2px solid var(--timber);
  border-radius: var(--r-pill);
  font-weight: 700;
  font-size: var(--fs-sm);
  transition: all 0.25s ease;
  background: var(--card-bg);
}
.social-pill:hover {
  border-color: var(--moss);
  background: var(--moss);
  color: var(--moss-fg);
  transform: scale(1.04);
  box-shadow: var(--shadow-soft);
}
.social-pill svg { width: 1.1rem; height: 1.1rem; }