/* ============================================
   BEST — Design Tokens & Component Styles
   Boston Evaluation Services & Translation
   ============================================ */

/* --- Type Scale (Fluid) --- */
:root {
  --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);

  /* --- 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;

  /* --- Radius --- */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  /* --- Transitions --- */
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  /* --- Content widths --- */
  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;
  --content-full: 100%;

  /* --- Fonts --- */
  --font-display: 'Playfair Display', 'Georgia', serif;
  --font-body: 'DM Sans', 'Helvetica Neue', sans-serif;
}

/* ============================================
   LIGHT MODE (default)
   Navy/Teal institutional palette for BEST
   ============================================ */
:root,
[data-theme='light'] {
  --color-bg: #f8f9fb;
  --color-surface: #ffffff;
  --color-surface-2: #f1f4f8;
  --color-surface-offset: #edf0f5;
  --color-surface-offset-2: #e4e8ef;
  --color-surface-dynamic: #dde2eb;
  --color-divider: #d0d5df;
  --color-border: #c2c9d6;

  --color-text: #1a1f2e;
  --color-text-muted: #5a6274;
  --color-text-faint: #98a0b3;
  --color-text-inverse: #f8f9fb;

  /* Navy primary */
  --color-primary: #1b2a4a;
  --color-primary-hover: #243660;
  --color-primary-active: #0f1a33;
  --color-primary-highlight: #d6dce8;

  /* Teal accent */
  --color-accent: #0d7377;
  --color-accent-hover: #095b5e;
  --color-accent-active: #074648;
  --color-accent-light: #e0f4f4;

  /* Gold detail */
  --color-gold: #c9982c;
  --color-gold-hover: #a67d1e;
  --color-gold-light: #fdf6e3;

  /* Success */
  --color-success: #1a7a42;
  --color-success-highlight: #d4f0df;

  /* Error */
  --color-error: #c2302e;
  --color-error-highlight: #fde8e8;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(27, 42, 74, 0.06);
  --shadow-md: 0 4px 12px rgba(27, 42, 74, 0.08);
  --shadow-lg: 0 12px 32px rgba(27, 42, 74, 0.12);
}

/* ============================================
   DARK MODE
   ============================================ */
[data-theme='dark'] {
  --color-bg: #0e1117;
  --color-surface: #151922;
  --color-surface-2: #1a1f2b;
  --color-surface-offset: #171c26;
  --color-surface-offset-2: #1e2433;
  --color-surface-dynamic: #252c3d;
  --color-divider: #2a3144;
  --color-border: #354058;

  --color-text: #d5d9e2;
  --color-text-muted: #8890a4;
  --color-text-faint: #5a6274;
  --color-text-inverse: #151922;

  --color-primary: #7e9ac8;
  --color-primary-hover: #94aed8;
  --color-primary-active: #6888b8;
  --color-primary-highlight: #1e2a42;

  --color-accent: #4fb8bb;
  --color-accent-hover: #3aa0a3;
  --color-accent-active: #2a8688;
  --color-accent-light: #162b2c;

  --color-gold: #e0b445;
  --color-gold-hover: #c9982c;
  --color-gold-light: #2a2416;

  --color-success: #4aad6a;
  --color-success-highlight: #162b1e;

  --color-error: #e86462;
  --color-error-highlight: #2e1616;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.5);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #0e1117;
    --color-surface: #151922;
    --color-surface-2: #1a1f2b;
    --color-surface-offset: #171c26;
    --color-surface-offset-2: #1e2433;
    --color-surface-dynamic: #252c3d;
    --color-divider: #2a3144;
    --color-border: #354058;
    --color-text: #d5d9e2;
    --color-text-muted: #8890a4;
    --color-text-faint: #5a6274;
    --color-text-inverse: #151922;
    --color-primary: #7e9ac8;
    --color-primary-hover: #94aed8;
    --color-primary-active: #6888b8;
    --color-primary-highlight: #1e2a42;
    --color-accent: #4fb8bb;
    --color-accent-hover: #3aa0a3;
    --color-accent-active: #2a8688;
    --color-accent-light: #162b2c;
    --color-gold: #e0b445;
    --color-gold-hover: #c9982c;
    --color-gold-light: #2a2416;
    --color-success: #4aad6a;
    --color-success-highlight: #162b1e;
    --color-error: #e86462;
    --color-error-highlight: #2e1616;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.5);
  }
}

/* ============================================
   GLOBAL COMPONENTS
   ============================================ */

/* --- Container --- */
.container {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-4);
}
@media (min-width: 768px) {
  .container { padding-inline: var(--space-8); }
}

.container--narrow {
  max-width: var(--content-default);
}

/* --- Header / Navigation --- */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: oklch(from var(--color-bg) l c h / 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-divider);
  transition: box-shadow 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
.header--scrolled {
  box-shadow: var(--shadow-sm);
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-3);
  gap: var(--space-4);
}
.header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  color: var(--color-primary);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-lg);
}
.header__logo-img {
  height: 48px;
  width: auto;
  flex-shrink: 0;
  object-fit: contain;
}
.footer__logo-img {
  height: 48px;
  width: auto;
  object-fit: contain;
  background: #fff;
  border-radius: var(--radius-sm);
  padding: 4px 8px;
}
.nav {
  display: none;
  gap: var(--space-1);
}
@media (min-width: 768px) {
  .nav { display: flex; }
}
.nav a {
  text-decoration: none;
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  font-weight: 500;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  transition: color var(--transition-interactive), background var(--transition-interactive);
}
.nav a:hover,
.nav a.active {
  color: var(--color-primary);
  background: var(--color-primary-highlight);
}
.nav a.active {
  font-weight: 600;
}

/* Header actions */
.header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

/* Language Toggle */
.lang-toggle {
  display: flex;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  overflow: hidden;
  font-size: var(--text-xs);
  font-weight: 600;
}
.lang-toggle__btn {
  padding: 4px 10px;
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--color-text-muted);
  transition: all var(--transition-interactive);
  font-family: var(--font-body);
  font-weight: 600;
  line-height: 1.4;
}
.lang-toggle__btn--active {
  background: var(--color-accent);
  color: #fff;
}
.lang-toggle__btn:not(.lang-toggle__btn--active):hover {
  background: var(--color-surface-2);
  color: var(--color-text);
}

/* Mobile menu language toggle */
.mobile-menu__lang {
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-divider);
  display: flex;
  align-items: center;
}

/* Theme toggle */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  cursor: pointer;
}
.theme-toggle:hover {
  background: var(--color-surface-2);
  color: var(--color-text);
}

/* Mobile menu */
.mobile-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  color: var(--color-text);
}
@media (min-width: 768px) {
  .mobile-toggle { display: none; }
}
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  top: 60px;
  background: var(--color-bg);
  z-index: 99;
  padding: var(--space-6) var(--space-4);
  flex-direction: column;
  gap: var(--space-2);
}
.mobile-menu.open {
  display: flex;
}
.mobile-menu a {
  text-decoration: none;
  color: var(--color-text);
  font-size: var(--text-lg);
  font-weight: 500;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  border-bottom: 1px solid var(--color-divider);
}
.mobile-menu a:hover,
.mobile-menu a.active {
  color: var(--color-primary);
  background: var(--color-primary-highlight);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-md);
  text-decoration: none;
  cursor: pointer;
  border: none;
  line-height: 1.4;
  white-space: nowrap;
}
.btn--primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}
.btn--primary:hover {
  background: var(--color-primary-hover);
}
.btn--primary:active {
  background: var(--color-primary-active);
}
.btn--accent {
  background: var(--color-accent);
  color: #fff;
}
.btn--accent:hover {
  background: var(--color-accent-hover);
}
.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-border);
}
.btn--outline:hover {
  background: var(--color-primary-highlight);
  border-color: var(--color-primary);
}
.btn--lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
}
.btn--sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
}

/* --- Section spacing --- */
.section {
  padding-block: clamp(var(--space-12), 8vw, var(--space-24));
}
.section--alt {
  background: var(--color-surface-2);
}
.section__header {
  text-align: center;
  margin-bottom: var(--space-12);
}
.section__label {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  margin-bottom: var(--space-2);
}
.section__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}
.section__desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 60ch;
  margin-inline: auto;
}

/* --- Cards --- */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: box-shadow var(--transition-interactive), transform var(--transition-interactive);
}
.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

/* --- Footer --- */
.footer {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  padding-block: var(--space-12);
}
.footer a {
  color: rgba(255,255,255,0.8);
  text-decoration: none;
}
.footer a:hover {
  color: #fff;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}
@media (min-width: 768px) {
  .footer__grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
}
.footer__col h3 {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  margin-bottom: var(--space-4);
  color: #fff;
}
.footer__col p {
  font-size: var(--text-sm);
  line-height: 1.7;
  color: rgba(255,255,255,0.75);
}
.footer__col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.footer__col ul li a {
  font-size: var(--text-sm);
}
.footer__bottom {
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255,255,255,0.15);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.6);
}

/* --- Hero --- */
.hero {
  position: relative;
  padding-block: clamp(var(--space-16), 10vw, var(--space-32));
  background: linear-gradient(135deg, var(--color-primary) 0%, #243660 50%, var(--color-accent) 100%);
  color: #fff;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.5;
}
.hero__content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 800px;
  margin-inline: auto;
}
.hero__label {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.2);
  padding: var(--space-1) var(--space-4);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-6);
  backdrop-filter: blur(8px);
}
.hero__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: var(--space-6);
}
.hero__subtitle {
  font-size: var(--text-lg);
  opacity: 0.9;
  line-height: 1.6;
  margin-bottom: var(--space-8);
  max-width: 60ch;
  margin-inline: auto;
}
.hero__actions {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}
.hero .btn--primary {
  background: #fff;
  color: var(--color-primary);
}
.hero .btn--primary:hover {
  background: rgba(255,255,255,0.9);
}
.hero .btn--outline {
  border-color: rgba(255,255,255,0.4);
  color: #fff;
}
.hero .btn--outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.6);
}

/* --- Trust strip --- */
.trust-strip {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-divider);
  padding-block: var(--space-6);
}
.trust-strip__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-6);
}
@media (min-width: 768px) {
  .trust-strip__inner { gap: var(--space-12); }
}
.trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
}
.trust-item svg {
  flex-shrink: 0;
  color: var(--color-accent);
}

/* --- Stats --- */
.stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}
@media (min-width: 768px) {
  .stats { grid-template-columns: repeat(4, 1fr); }
}
.stat {
  text-align: center;
  padding: var(--space-6);
}
.stat__number {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: var(--space-2);
}
.stat__label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* --- Service cards (grid) --- */
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}
@media (min-width: 768px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .services-grid { grid-template-columns: repeat(3, 1fr); }
}
.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: box-shadow var(--transition-interactive), transform var(--transition-interactive);
}
.service-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.service-card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--color-accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
  color: var(--color-accent);
}
.service-card__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}
.service-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* --- Testimonials --- */
.testimonials-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}
@media (min-width: 768px) {
  .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .testimonials-grid { grid-template-columns: repeat(3, 1fr); }
}
.testimonial {
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}
.testimonial__stars {
  color: var(--color-gold);
  margin-bottom: var(--space-3);
  font-size: var(--text-sm);
}
.testimonial__text {
  font-size: var(--text-sm);
  color: var(--color-text);
  line-height: 1.7;
  margin-bottom: var(--space-4);
  font-style: italic;
}
.testimonial__author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.testimonial__avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: var(--text-sm);
  flex-shrink: 0;
}
.testimonial__name {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
}
.testimonial__role {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* --- Pricing --- */
.pricing-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  align-items: stretch;
}
@media (min-width: 768px) {
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .pricing-grid { grid-template-columns: repeat(3, 1fr); }
}
.pricing-card {
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  position: relative;
}
.pricing-card--featured {
  border-color: var(--color-accent);
  border-width: 2px;
  box-shadow: var(--shadow-lg);
}
.pricing-card__badge {
  position: absolute;
  top: calc(-1 * var(--space-3));
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-accent);
  color: #fff;
  font-size: var(--text-xs);
  font-weight: 700;
  padding: var(--space-1) var(--space-4);
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}
.pricing-card__name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}
.pricing-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
  line-height: 1.6;
}
.pricing-card__price {
  display: flex;
  align-items: baseline;
  gap: var(--space-1);
  margin-bottom: var(--space-6);
}
.pricing-card__amount {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
}
.pricing-card__period {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.pricing-card__features {
  list-style: none;
  flex: 1;
  margin-bottom: var(--space-6);
}
.pricing-card__features li {
  font-size: var(--text-sm);
  color: var(--color-text);
  padding: var(--space-2) 0;
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
}
.pricing-card__features li::before {
  content: '';
  display: inline-block;
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 2px;
  background: var(--color-accent);
  mask-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z'/%3E%3C/svg%3E");
  -webkit-mask-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z'/%3E%3C/svg%3E");
  mask-size: contain;
  -webkit-mask-size: contain;
}

/* --- Page Header (inner pages) --- */
.page-header {
  background: linear-gradient(135deg, var(--color-primary) 0%, #243660 100%);
  color: #fff;
  padding-block: clamp(var(--space-12), 6vw, var(--space-20));
  text-align: center;
}
.page-header__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  margin-bottom: var(--space-3);
}
.page-header__desc {
  font-size: var(--text-base);
  opacity: 0.85;
  max-width: 55ch;
  margin-inline: auto;
}

/* --- CTA Banner --- */
.cta-banner {
  background: linear-gradient(135deg, var(--color-accent) 0%, #095b5e 100%);
  color: #fff;
  text-align: center;
  padding-block: clamp(var(--space-12), 6vw, var(--space-20));
}
.cta-banner__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-3);
}
.cta-banner__desc {
  font-size: var(--text-base);
  opacity: 0.9;
  max-width: 50ch;
  margin-inline: auto;
  margin-bottom: var(--space-6);
}
.cta-banner .btn--primary {
  background: #fff;
  color: var(--color-accent);
}
.cta-banner .btn--primary:hover {
  background: rgba(255,255,255,0.9);
}

/* --- Contact Form --- */
.form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}
@media (min-width: 768px) {
  .form-grid { grid-template-columns: 1fr 1fr; }
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}
.form-group--full {
  grid-column: 1 / -1;
}
.form-group label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
}
.form-group input,
.form-group select,
.form-group textarea {
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  font-size: var(--text-base);
  color: var(--color-text);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-light);
}
.form-group textarea {
  min-height: 140px;
  resize: vertical;
}

/* --- Process steps --- */
.process-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}
@media (min-width: 768px) {
  .process-grid { grid-template-columns: repeat(4, 1fr); }
}
.process-step {
  text-align: center;
  position: relative;
}
.process-step__number {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: var(--color-accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: var(--text-base);
  margin: 0 auto var(--space-4);
}
.process-step__title {
  font-weight: 700;
  font-size: var(--text-base);
  color: var(--color-text);
  margin-bottom: var(--space-2);
}
.process-step__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* --- About page specifics --- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  align-items: center;
}
@media (min-width: 768px) {
  .about-grid { grid-template-columns: 1fr 1fr; }
}
.about-image {
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-8);
}

/* --- Value cards --- */
.values-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}
@media (min-width: 768px) {
  .values-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .values-grid { grid-template-columns: repeat(4, 1fr); }
}
.value-card {
  text-align: center;
  padding: var(--space-6);
}
.value-card__icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  background: var(--color-accent-light);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-4);
}
.value-card__title {
  font-weight: 700;
  font-size: var(--text-base);
  color: var(--color-text);
  margin-bottom: var(--space-2);
}
.value-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* --- Contact page layout --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}
@media (min-width: 768px) {
  .contact-grid { grid-template-columns: 1fr 1fr; }
}
.contact-info-card {
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
}
.contact-info-card__icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--color-accent-light);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact-info-card__title {
  font-weight: 700;
  font-size: var(--text-base);
  color: var(--color-text);
  margin-bottom: var(--space-1);
}
.contact-info-card__text {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* --- Credentials / Affiliations Grid --- */
.credentials-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}
@media (min-width: 768px) {
  .credentials-grid { grid-template-columns: repeat(4, 1fr); }
}
.credential-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--space-6);
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  text-decoration: none;
  transition: box-shadow var(--transition-interactive), transform var(--transition-interactive);
}
.credential-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.credential-card__logo {
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
}
.credential-card__logo img {
  max-height: 60px;
  max-width: 140px;
  width: auto;
  object-fit: contain;
  filter: none;
}
[data-theme='dark'] .credential-card__logo img {
  filter: brightness(0.9) contrast(1.1);
}
.credential-card__name {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-1);
}
.credential-card__desc {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* --- Scroll Animations --- */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Responsive table for pricing comparison --- */
.pricing-table-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.pricing-table {
  width: 100%;
  min-width: 600px;
  border-collapse: separate;
  border-spacing: 0;
}
.pricing-table th,
.pricing-table td {
  padding: var(--space-3) var(--space-4);
  text-align: left;
  border-bottom: 1px solid var(--color-divider);
  font-size: var(--text-sm);
}
.pricing-table th {
  background: var(--color-surface-2);
  font-weight: 700;
  color: var(--color-text);
  position: sticky;
  top: 0;
}
.pricing-table td {
  color: var(--color-text-muted);
}
.pricing-table tbody tr:hover {
  background: var(--color-surface-2);
}

/* --- FAQ --- */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  max-width: 800px;
  margin-inline: auto;
}
.faq-item {
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.faq-item__question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-6);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
  text-align: left;
  cursor: pointer;
  background: none;
  border: none;
  gap: var(--space-4);
}
.faq-item__question svg {
  flex-shrink: 0;
  transition: transform 0.3s ease;
  color: var(--color-text-muted);
}
.faq-item.active .faq-item__question svg {
  transform: rotate(180deg);
}
.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}
.faq-item__answer p {
  padding: 0 var(--space-6) var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}
.faq-item.active .faq-item__answer {
  max-height: 500px;
}