/* Reusable components: buttons, cards, nav, forms, badges */

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  padding: 0.7rem 1.35rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: var(--fs-sm);
  border: 2px solid transparent;
  min-height: 44px;
  transition: transform 0.15s ease, background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn--primary {
  background: var(--accent);
  color: #fff;
}

.btn--primary:hover {
  background: color-mix(in srgb, var(--accent) 85%, black);
}

.btn--outline {
  border-color: var(--accent);
  color: var(--accent);
  background: transparent;
}

.btn--outline:hover {
  background: var(--accent-light);
}

.btn--gold {
  background: var(--color-gold);
  color: #fff;
}

.btn--gold:hover {
  background: color-mix(in srgb, var(--color-gold) 85%, black);
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

/* ---- Cards ---- */
.card {
  background: var(--color-surface);
  border: 1px solid transparent;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.card__title {
  font-family: var(--font-heading);
  font-size: var(--fs-lg);
}

.card-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-3);
}

@media (min-width: 600px) {
  .card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .card-grid--3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---- Badges ---- */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  width: fit-content;
}

.badge--yoga {
  background: var(--color-sage-light);
  color: var(--color-sage);
}

.badge--training {
  background: var(--color-ember-light);
  color: var(--color-ember);
}

.badge-group {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.badge--special {
  background: var(--color-gold-light);
  color: var(--color-gold-deep);
  box-shadow: inset 0 0 0 1px var(--color-gold);
}

/* ---- Site header / nav ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow 0.2s ease, background 0.2s ease;
}

.site-header.is-scrolled {
  background: color-mix(in srgb, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(12px);
  box-shadow: 0 8px 24px rgba(34, 38, 43, 0.06);
}

body.nav-open .site-header {
  background: var(--color-bg);
  backdrop-filter: none;
}

body.nav-open {
  overflow: hidden;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-2);
}

.nav__logo {
  position: relative;
  z-index: 60;
  font-family: var(--font-heading);
  font-size: var(--fs-md);
  font-weight: 600;
  color: var(--color-ink);
}

.nav__toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-end;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0;
  margin-left: auto;
  position: relative;
  z-index: 60;
}

/* The closed list is display:none, but the <nav> is still a flex item.
   With three items, space-between parks the toggle in the middle. */
@media (max-width: 899px) {
  .nav > nav {
    position: absolute;
  }
}

.nav__toggle-bar {
  width: 24px;
  height: 2px;
  background: var(--color-ink);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav__toggle.is-open .nav__toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav__toggle.is-open .nav__toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav__toggle.is-open .nav__toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav__list {
  display: none;
}

.nav__list.is-open {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  position: fixed;
  inset: 0;
  z-index: 45;
  background: var(--color-bg);
  padding: calc(var(--header-offset) + var(--space-3)) var(--space-4) var(--space-5);
  overflow-y: auto;
}

.nav__link {
  display: block;
  padding: var(--space-1) 0;
  color: var(--color-ink);
  font-family: var(--font-heading);
  font-size: var(--fs-xl);
  font-weight: 500;
}

.nav__link:hover,
.nav__link.is-active {
  color: var(--accent);
}

.nav__cta-item {
  margin-top: var(--space-3);
}

.nav__cta {
  width: fit-content;
}

@media (min-width: 900px) {
  .nav__toggle {
    display: none;
  }

  .nav__list,
  .nav__list.is-open {
    display: flex;
    position: static;
    flex-direction: row;
    align-items: center;
    gap: var(--space-3);
    inset: auto;
    padding: 0;
    overflow: visible;
    background: none;
    z-index: auto;
  }

  .nav__link {
    font-family: var(--font-body);
    font-size: var(--fs-sm);
    font-weight: 500;
    padding: var(--space-1) 0;
  }

  .nav__cta-item {
    margin-top: 0;
    margin-left: var(--space-2);
  }
}

/* ---- Language switch ---- */
.nav__lang-item {
  border-top: 1px solid var(--color-border);
  margin-top: var(--space-1);
  padding-top: var(--space-2);
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.03em;
}

.lang-switch__link {
  color: var(--color-ink-muted);
  padding: var(--space-1) 0;
}

.lang-switch__link.is-active {
  color: var(--accent);
}

.lang-switch__sep {
  color: var(--color-border);
}

@media (min-width: 900px) {
  .nav__lang-item {
    border-top: none;
    margin-top: 0;
    padding-top: 0;
    margin-left: var(--space-2);
  }
}

/* ---- Site footer ---- */
.site-footer {
  background: var(--color-footer);
  color: var(--color-bg);
  padding-block: var(--space-5);
  margin-top: var(--space-7);
}

.site-footer a,
.site-footer p,
.site-footer li {
  color: rgba(250, 248, 245, 0.86);
}

.site-footer a:hover {
  color: var(--color-gold-light);
}

.site-footer .eyebrow {
  color: var(--color-gold-light);
}

.footer-grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr;
  }
}

.footer-grid h4 {
  color: var(--color-bg);
  margin-bottom: var(--space-2);
}

.footer-grid ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.footer-bottom {
  margin-top: var(--space-4);
  padding-top: var(--space-3);
  border-top: 1px solid rgba(250, 248, 245, 0.15);
  font-size: var(--fs-xs);
  color: var(--color-border);
}

.social-links {
  display: flex;
  gap: var(--space-2);
}

/* ---- Forms ---- */
.form-field {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  margin-bottom: var(--space-3);
}

.form-field label {
  font-weight: 600;
  font-size: var(--fs-sm);
}

.form-field input,
.form-field textarea {
  padding: var(--space-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  font-family: var(--font-body);
}

.form-field input:focus,
.form-field textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-light);
}

.form-field__error {
  color: var(--color-error);
  font-size: var(--fs-xs);
  display: none;
}

.form-field--error input,
.form-field--error textarea {
  border-color: var(--color-error);
}

.form-field--error .form-field__error {
  display: block;
}

.form-status {
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-3);
  font-weight: 500;
  display: none;
}

.form-status.is-success {
  display: block;
  background: var(--color-sage-light);
  color: var(--color-sage);
}

.form-status.is-error {
  display: block;
  background: var(--color-ember-light);
  color: var(--color-error);
}

/* honeypot field, hidden from real users */
.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}