/* =========================================
   BRIGHTSMILE DENTAL — COMPONENTS
   Buttons, cards, badges, section headers
   ========================================= */

/* =============================
   BUTTONS
   ============================= */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  padding: 13px var(--space-4);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  line-height: 1;
  border-radius: var(--radius-pill);
  border: 2px solid transparent;
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  transition:
    background-color var(--transition-base),
    border-color var(--transition-base),
    color var(--transition-base),
    box-shadow var(--transition-base),
    transform var(--transition-fast);
  min-height: 48px;
  position: relative;
  overflow: hidden;
}

.btn:focus-visible {
  outline: 2px solid var(--color-teal);
  outline-offset: 3px;
}

.btn:active {
  transform: scale(0.97);
  transition: transform 80ms ease;
}

/* Light shimmer sweep on hover — desktop only */
.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -80%;
  width: 45%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.16),
    transparent
  );
  transform: skewX(-18deg);
  pointer-events: none;
  opacity: 0;
}

@media (hover: hover) {
  .btn:hover::before {
    opacity: 1;
    left: 140%;
    transition: left 520ms var(--ease-out), opacity 80ms ease;
  }
}

/* Primary */
.btn--primary {
  background-color: var(--color-navy);
  border-color: var(--color-navy);
  color: var(--color-white);
}

.btn--primary:hover {
  background-color: var(--color-navy-dark);
  border-color: var(--color-navy-dark);
  color: var(--color-white);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

/* Secondary (teal) */
.btn--secondary {
  background-color: var(--color-teal);
  border-color: var(--color-teal);
  color: var(--color-white);
}

.btn--secondary:hover {
  background-color: var(--color-teal-dark);
  border-color: var(--color-teal-dark);
  color: var(--color-white);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

/* Outline (navy) */
.btn--outline {
  background-color: transparent;
  border-color: var(--color-navy);
  color: var(--color-navy);
}

.btn--outline:hover {
  background-color: var(--color-navy);
  color: var(--color-white);
  transform: translateY(-1px);
}

/* White (primary CTA on dark backgrounds) */
.btn--white {
  background-color: var(--color-white);
  border-color: var(--color-white);
  color: #0a6e68;                      /* Dark teal text — premium contrast */
  font-weight: var(--weight-semibold);
  box-shadow: 0 4px 16px rgba(0,0,0,0.15), 0 1px 4px rgba(0,0,0,0.10);
}

.btn--white:hover {
  background-color: #f0faf9;
  border-color: #f0faf9;
  color: #085e5a;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.18), 0 2px 6px rgba(0,0,0,0.10);
}

.btn--white:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(0,0,0,0.12);
}

/* Outline white (secondary CTA on dark backgrounds) */
.btn--outline-white {
  background-color: transparent;
  border-color: rgba(255, 255, 255, 0.55);
  color: var(--color-white);
}

.btn--outline-white:hover {
  background-color: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.80);
  color: var(--color-white);
  transform: translateY(-2px);
}

/* Gold */
.btn--gold {
  background-color: var(--color-accent-gold);
  border-color: var(--color-accent-gold);
  color: var(--color-navy);
}

.btn--gold:hover {
  background-color: var(--color-accent-gold-light);
  border-color: var(--color-accent-gold-light);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* Ghost */
.btn--ghost {
  background-color: transparent;
  border-color: transparent;
  color: var(--color-navy);
  padding-inline: var(--space-2);
}

.btn--ghost:hover {
  color: var(--color-teal);
  background-color: var(--color-soft-blue);
}

/* Sizes */
.btn--sm {
  padding: 9px var(--space-3);
  font-size: var(--text-sm);
  min-height: 38px;
}

.btn--lg {
  padding: 17px var(--space-6);
  font-size: var(--text-lg);
  min-height: 56px;
}

/* Icon-only button */
.btn--icon {
  width: 48px;
  height: 48px;
  padding: 0;
  border-radius: var(--radius-circle);
}

.btn--icon.btn--sm {
  width: 38px;
  height: 38px;
}

/* Loading state */
.btn.is-loading {
  color: transparent;
  pointer-events: none;
}

.btn.is-loading::after {
  content: '';
  position: absolute;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255, 255, 255, 0.4);
  border-top-color: var(--color-white);
  border-radius: var(--radius-circle);
  animation: spin 0.7s linear infinite;
}

/* Phone CTA */
.btn--phone {
  font-size: var(--text-2xl);
  font-weight: var(--weight-bold);
  padding: var(--space-2) var(--space-4);
  font-family: var(--font-body);
  letter-spacing: var(--tracking-wide);
}

/* =============================
   CARDS
   ============================= */

.card {
  background-color: var(--color-white);
  border-radius: var(--radius-xl);
  border: 1px solid rgba(218, 228, 244, 0.85);
  box-shadow:
    0 1px 2px rgba(27, 58, 107, 0.04),
    0 4px 16px rgba(27, 58, 107, 0.07);
  padding: var(--space-4);
  transition:
    box-shadow 260ms cubic-bezier(0.25, 0.46, 0.45, 0.94),
    transform 260ms cubic-bezier(0.25, 0.46, 0.45, 0.94),
    border-color 220ms ease;
  will-change: transform;
}

@media (hover: hover) {
  .card:hover {
    box-shadow:
      0 4px 8px rgba(27, 58, 107, 0.07),
      0 12px 32px rgba(27, 58, 107, 0.12),
      0 0 0 1px rgba(13, 148, 136, 0.18);
    transform: translateY(-5px);
    border-color: rgba(13, 148, 136, 0.30);
  }
}

.card--bordered {
  box-shadow: none;
  border: 1px solid var(--color-border);
}

@media (hover: hover) {
  .card--bordered:hover {
    border-color: var(--color-teal);
    box-shadow: var(--shadow-sm);
  }
}

.card--featured {
  background-color: var(--color-navy);
  color: var(--color-white);
}

.card--featured h3,
.card--featured h4 {
  color: var(--color-white);
}

.card--featured p {
  color: rgba(255, 255, 255, 0.85);
}

.card--teal {
  background-color: var(--color-teal);
  color: var(--color-white);
}

.card--soft {
  background-color: var(--color-soft-blue);
  box-shadow: none;
}

/* Card image */
.card__image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: var(--space-3);
  aspect-ratio: 4/3;
  background-color: var(--color-soft-blue);
}

.card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 500ms var(--ease-out-expo);
}

@media (hover: hover) {
  .card:hover .card__image img {
    transform: scale(1.04);
  }
}

/* Service card */
.service-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.service-card__icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
  background-color: var(--color-soft-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-teal);
  transition:
    background-color 240ms ease,
    color 240ms ease,
    transform 260ms cubic-bezier(0.34, 1.56, 0.64, 1),
    box-shadow 240ms ease;
}

@media (hover: hover) {
  .card:hover .service-card__icon {
    background-color: var(--color-teal);
    color: var(--color-white);
    transform: scale(1.10) rotate(4deg);
    box-shadow: 0 6px 18px rgba(13, 148, 136, 0.28);
  }
}

.service-card__title {
  font-size: var(--text-xl);
  color: var(--color-navy);
  font-family: var(--font-heading);
  margin: 0;
  transition: color 200ms ease;
}

@media (hover: hover) {
  .card:hover .service-card__title {
    color: var(--color-teal);
  }
}

.service-card__desc {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
  flex: 1;
}

.service-card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-teal);
  text-decoration: none;
  margin-top: var(--space-1);
  transition: color 180ms ease;
  overflow: hidden;
}

.service-card__link svg {
  transition: transform 220ms cubic-bezier(0.34, 1.56, 0.64, 1);
  flex-shrink: 0;
}

@media (hover: hover) {
  .card:hover .service-card__link {
    color: var(--color-teal-dark);
  }

  .card:hover .service-card__link svg {
    transform: translateX(4px);
  }
}

/* Doctor card */
.doctor-card {
  text-align: center;
}

.doctor-card__photo {
  width: 120px;
  height: 120px;
  border-radius: var(--radius-circle);
  overflow: hidden;
  margin: 0 auto var(--space-3);
  border: 3px solid var(--color-soft-blue);
  background: linear-gradient(135deg, var(--color-soft-blue), var(--color-muted-mint));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
}

.doctor-card__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.doctor-card__name {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  color: var(--color-navy);
  margin-bottom: 4px;
}

.doctor-card__credentials {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-teal);
  margin-bottom: 4px;
}

.doctor-card__specialty {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

/* =============================
   BADGES & CHIPS
   ============================= */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px var(--space-2);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  border-radius: var(--radius-pill);
  white-space: nowrap;
  letter-spacing: var(--tracking-wide);
}

.badge--navy {
  background-color: var(--color-navy);
  color: var(--color-white);
}

.badge--teal {
  background-color: var(--color-teal);
  color: var(--color-white);
}

.badge--soft-blue {
  background-color: var(--color-soft-blue);
  color: var(--color-navy);
}

.badge--gold {
  background-color: var(--color-accent-gold);
  color: var(--color-navy);
}

.badge--success {
  background-color: var(--color-success-bg);
  color: var(--color-success);
}

.badge--error {
  background-color: var(--color-error-bg);
  color: var(--color-error);
}

.badge--muted {
  background-color: #EEF2F7;
  color: var(--color-text-secondary);
}

/* Large badge/chip */
.chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 8px var(--space-2);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  border-radius: var(--radius-pill);
  border: 1.5px solid var(--color-border);
  background-color: var(--color-white);
  cursor: pointer;
  transition:
    background-color var(--transition-fast),
    border-color var(--transition-fast),
    color var(--transition-fast);
  color: var(--color-text-secondary);
}

.chip:hover,
.chip.is-active {
  background-color: var(--color-navy);
  border-color: var(--color-navy);
  color: var(--color-white);
}

.chip:focus-visible {
  outline: 2px solid var(--color-teal);
  outline-offset: 2px;
}

/* =============================
   SOCIAL PROOF / TRUST
   ============================= */

.trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.trust-item__icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-circle);
  background-color: rgba(13, 148, 136, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-teal);
  flex-shrink: 0;
}

.trust-item__text strong {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-navy);
}

.trust-item__text span {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* Social proof chip (hero floating element) */
.social-proof-chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-2);
  background: var(--color-white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  font-size: var(--text-sm);
  color: var(--color-text-primary);
}

.social-proof-chip .stars {
  font-size: var(--text-base);
}

.social-proof-chip strong {
  color: var(--color-navy);
  font-weight: var(--weight-semibold);
}

/* =============================
   STAT COUNTER BLOCK
   ============================= */

.stat-block {
  text-align: center;
  padding: var(--space-3);
}

.stat-block__number {
  font-family: var(--font-heading);
  font-size: var(--h1-size);
  font-weight: var(--weight-bold);
  color: var(--color-white);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-block__label {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.75);
  font-weight: var(--weight-medium);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
}

/* =============================
   TESTIMONIAL CARD
   ============================= */

.testimonial-card {
  background-color: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.testimonial-card__quote {
  font-size: var(--text-lg);
  color: var(--color-text-primary);
  line-height: var(--leading-relaxed);
  font-style: italic;
  position: relative;
  padding-left: var(--space-3);
}

.testimonial-card__quote::before {
  content: '\201C';
  position: absolute;
  left: 0;
  top: -8px;
  font-size: 3rem;
  font-family: var(--font-heading);
  color: var(--color-teal);
  line-height: 1;
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.testimonial-card__avatar {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-circle);
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-teal), var(--color-navy));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-weight: var(--weight-bold);
  font-size: var(--text-base);
  flex-shrink: 0;
}

.testimonial-card__name {
  font-weight: var(--weight-semibold);
  font-size: var(--text-sm);
  color: var(--color-navy);
  margin-bottom: 2px;
}

.testimonial-card__role {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* =============================
   ICON WRAPPER
   ============================= */

.icon-wrap {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.icon-wrap--sm { width: 32px; height: 32px; }
.icon-wrap--md { width: 48px; height: 48px; }
.icon-wrap--lg { width: 64px; height: 64px; }
.icon-wrap--xl { width: 80px; height: 80px; }

.icon-wrap--rounded { border-radius: var(--radius-lg); }
.icon-wrap--circle  { border-radius: var(--radius-circle); }

.icon-wrap--navy  { background-color: var(--color-navy); color: var(--color-white); }
.icon-wrap--teal  { background-color: var(--color-teal); color: var(--color-white); }
.icon-wrap--soft  { background-color: var(--color-soft-blue); color: var(--color-teal); }
.icon-wrap--gold  { background-color: var(--color-accent-gold); color: var(--color-navy); }
.icon-wrap--white { background-color: var(--color-white); color: var(--color-navy); }

/* =============================
   FEATURE / VALUE ITEM
   ============================= */

.feature-item {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
}

.feature-item__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  background-color: var(--color-soft-blue);
  color: var(--color-teal);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.feature-item__title {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  color: var(--color-navy);
  margin-bottom: 6px;
}

.feature-item__desc {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
}

/* =============================
   IMAGE PLACEHOLDER
   ============================= */

.img-placeholder {
  background: linear-gradient(135deg, var(--color-soft-blue) 0%, var(--color-muted-mint) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-teal);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
}

.img-placeholder::after {
  content: attr(data-label);
  position: absolute;
  bottom: var(--space-2);
  left: var(--space-2);
  background: rgba(255,255,255,0.85);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  color: var(--color-navy);
  font-weight: var(--weight-semibold);
}

/* =============================
   CHECK LIST
   ============================= */

.check-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.check-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: var(--text-base);
  color: var(--color-text-secondary);
}

.check-list li::before {
  content: '';
  width: 20px;
  height: 20px;
  border-radius: var(--radius-circle);
  background-color: var(--color-teal);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-size: 12px;
  background-repeat: no-repeat;
  background-position: center;
  flex-shrink: 0;
  margin-top: 2px;
}

/* =============================
   DIVIDER WITH TEXT
   ============================= */

.divider-text {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.divider-text::before,
.divider-text::after {
  content: '';
  flex: 1;
  border-top: 1px solid var(--color-border);
}


/* =============================
   ACCORDION — Notion/Stripe style
   ============================= */

.accordion {
  display: flex;
  flex-direction: column;
}

/* Each item separated by a hairline — no card boxes */
.accordion-item {
  border-bottom: 1px solid #eaecf0;
}

.accordion-item:first-child {
  border-top: 1px solid #eaecf0;
}

/* Question row */
.accordion-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 20px 0;
  text-align: left;
  font-size: 15.5px;
  font-weight: 600;
  color: var(--color-navy);
  background: none;
  border: none;
  cursor: pointer;
  line-height: 1.5;
  transition: color 160ms ease;
}

.accordion-trigger:hover {
  color: var(--color-teal);
}

.accordion-item.is-open .accordion-trigger {
  color: var(--color-teal);
}

.accordion-trigger:focus-visible {
  outline: 2px solid var(--color-teal);
  outline-offset: 4px;
  border-radius: 4px;
}

/* Chevron — plain SVG, no bubble */
.accordion-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: #94a3b8;
  transition:
    transform 280ms cubic-bezier(0.4, 0, 0.2, 1),
    color 160ms ease;
}

.accordion-trigger:hover .accordion-icon {
  color: var(--color-teal);
}

.accordion-item.is-open .accordion-icon {
  transform: rotate(180deg);
  color: var(--color-teal);
}

/* Answer panel */
.accordion-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 320ms cubic-bezier(0.4, 0, 0.2, 1);
}

.accordion-panel__inner {
  padding: 0 0 22px;
  font-size: 14.5px;
  color: #556374;
  line-height: 1.78;
  max-width: 680px;
}