/* ============================================
   MedAccess — Global Design System
   Easy to customize: edit :root variables below
   ============================================ */

:root {
  /* Brand colors — change these to retheme the site (day / light) */
  --color-bg: #F8FAFC;
  --color-text: #0F172A;
  --color-text-secondary: #475569;
  --color-primary: #2563EB;
  --color-primary-hover: #1D4ED8;
  --color-primary-light: #EFF6FF;
  --color-white: #FFFFFF;
  --color-border: #E2E8F0;
  --color-success: #059669;
  --color-muted: #94A3B8;
  --color-footer-bg: #0F172A;
  --color-footer-text: #94A3B8;
  --color-header: rgba(255, 255, 255, 0.92);
  --color-overlay: rgba(15, 23, 42, 0.5);
  --color-input-bg: #F8FAFC;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.05);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.06);
  --shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.1);

  /* Typography */
  --font-sans: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-lg: 1.125rem;
  --fs-xl: 1.25rem;
  --fs-2xl: 1.5rem;
  --fs-3xl: 1.875rem;
  --fs-4xl: 2.25rem;
  --fs-5xl: 3rem;

  /* Spacing & layout */
  --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;
  --container: 1120px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --nav-height: 72px;
  --transition: 0.2s ease;
}

/* Keep padded containers and controls inside the viewport on every screen. */
*,
*::before,
*::after {
  box-sizing: border-box;
}

/* iMD utility pages */
.eyebrow { margin: 0 0 .6rem; color: var(--color-primary); font-size: var(--fs-sm); font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.section-heading { max-width: 700px; margin-bottom: 2rem; }
.section-heading h2 { margin: 0 0 .75rem; }
.download-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1.25rem; }
.download-card { display: flex; flex-direction: column; align-items: flex-start; gap: .8rem; }
.download-card h2 { margin: 0; font-size: 1.25rem; }
.download-card p { flex: 1; margin: 0; }
.steps-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.25rem; }
.step-card { padding: 1.5rem; border: 1px solid var(--color-border); border-radius: 1rem; background: var(--color-white); }
.step-card > span { color: var(--color-primary); font-weight: 800; }
.step-card h3 { margin: .75rem 0 .5rem; }
.step-card p { margin: 0; }
.cta-panel { display: flex; align-items: center; justify-content: space-between; gap: 2rem; padding: 2rem; border: 1px solid var(--color-border); border-radius: 1.25rem; background: var(--color-primary-light); }
.cta-panel h2 { margin: 0 0 .5rem; }
.cta-panel p { margin: 0; max-width: 650px; }
.cta-panel__actions { display: flex; flex-wrap: wrap; gap: .75rem; }
.login-card { max-width: 680px; margin: 0 auto; padding: clamp(1.5rem, 4vw, 3rem); }
.login-card h2 { margin-top: 0; }
@media (max-width: 980px) { .download-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 640px) { .download-grid, .steps-grid { grid-template-columns: 1fr; } .cta-panel { align-items: flex-start; flex-direction: column; } }

/* Persistent WhatsApp contact */
.whatsapp-float {
  position: fixed;
  right: clamp(1rem, 3vw, 1.5rem);
  bottom: calc(1rem + env(safe-area-inset-bottom));
  z-index: 150;
  width: 3.5rem;
  height: 3.5rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: #25D366;
  color: #fff;
  box-shadow: 0 0.5rem 1.25rem rgba(15, 23, 42, .2);
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.whatsapp-float svg { width: 1.9rem; height: 1.9rem; fill: currentColor; }
.whatsapp-float:hover, .whatsapp-float:focus-visible { color: #fff; background: #1ebe5d; transform: translateY(-2px); box-shadow: 0 .75rem 1.5rem rgba(15, 23, 42, .25); }
.whatsapp-float:focus-visible { outline: 3px solid #93c5fd; outline-offset: 3px; }
body { overflow-x: hidden; }

@media (max-width: 768px) {
  .btn {
    min-width: 0;
    white-space: normal;
    text-align: center;
  }

  .btn-group,
  .cta-panel__actions {
    width: 100%;
    flex-direction: column;
    align-items: stretch;
  }

  .btn-group .btn,
  .cta-panel__actions .btn,
  .download-card .btn {
    width: 100%;
    min-height: 48px;
  }

  .cta-band .btn-group {
    justify-content: stretch;
  }

  .modal__option > span:last-child {
    min-width: 0;
    overflow-wrap: anywhere;
  }

  .pricing-card .btn--full {
    width: 100%;
  }

  .site-footer {
    padding-bottom: calc(var(--space-6) + 4.5rem + env(safe-area-inset-bottom));
  }

  .whatsapp-float {
    right: 1rem;
    bottom: calc(1rem + env(safe-area-inset-bottom));
    width: 3.25rem;
    height: 3.25rem;
  }
}

@media (max-width: 380px) {
  .container {
    padding-left: .75rem;
    padding-right: .75rem;
  }

  .cta-band {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .footer__brand {
    min-width: 0;
  }

  .footer__brand span {
    min-width: 0;
    overflow-wrap: anywhere;
  }
}

/* Night / dark view */
[data-theme="dark"] {
  --color-bg: #0B1220;
  --color-text: #F1F5F9;
  --color-text-secondary: #94A3B8;
  --color-primary: #3B82F6;
  --color-primary-hover: #60A5FA;
  --color-primary-light: #1E293B;
  --color-white: #111827;
  --color-border: #1F2937;
  --color-success: #34D399;
  --color-muted: #64748B;
  --color-footer-bg: #020617;
  --color-footer-text: #94A3B8;
  --color-header: rgba(11, 18, 32, 0.92);
  --color-overlay: rgba(0, 0, 0, 0.65);
  --color-input-bg: #0B1220;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.35);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.45);
}

html {
  color-scheme: light;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

html[data-theme="dark"] {
  color-scheme: dark;
}

body {
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: background-color 0.25s ease, color 0.25s ease;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--color-primary-hover);
}

ul, ol {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

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

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  z-index: 1000;
  background: var(--color-primary);
  color: var(--color-white);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-sm);
}

.skip-link:focus {
  top: var(--space-4);
}

/* Layout */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--space-5);
}

main {
  flex: 1;
}

.section {
  padding: var(--space-16) 0;
}

.section--tight {
  padding: var(--space-12) 0;
}

.section--alt {
  background: var(--color-white);
}

.section__header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto var(--space-10);
}

.section__eyebrow {
  display: inline-block;
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

.section__title {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.25;
  margin-bottom: var(--space-4);
  color: var(--color-text);
}

.section__desc {
  font-size: var(--fs-lg);
  color: var(--color-text-secondary);
}

/* Typography helpers */
.text-secondary {
  color: var(--color-text-secondary);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.75rem 1.35rem;
  font-size: var(--fs-sm);
  font-weight: 600;
  line-height: 1.25;
  border-radius: var(--radius-sm);
  border: 1.5px solid transparent;
  transition: background var(--transition), color var(--transition),
    border-color var(--transition), box-shadow var(--transition), transform var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

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

.btn:active {
  transform: translateY(0);
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-white);
  box-shadow: 0 1px 2px rgba(37, 99, 235, 0.25);
}

.btn--primary:hover {
  background: var(--color-primary-hover);
  color: var(--color-white);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.btn--secondary {
  background: var(--color-white);
  color: var(--color-text);
  border-color: var(--color-border);
}

.btn--secondary:hover {
  border-color: #CBD5E1;
  background: var(--color-bg);
  color: var(--color-text);
}

.btn--ghost {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn--ghost:hover {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.btn--lg {
  padding: 0.9rem 1.6rem;
  font-size: var(--fs-base);
}

.btn--full {
  width: 100%;
}

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

/* Cards */
.card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), border-color var(--transition), transform var(--transition);
}

.card:hover {
  box-shadow: var(--shadow-md);
  border-color: #CBD5E1;
}

.card__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-4);
}

.card__icon svg {
  width: 24px;
  height: 24px;
}

.card__title {
  font-size: var(--fs-lg);
  font-weight: 600;
  margin-bottom: var(--space-2);
  letter-spacing: -0.01em;
}

.card__text {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  margin-top: var(--space-4);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--color-primary);
}

.card__link:hover {
  color: var(--color-primary-hover);
}

.card__link svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition);
}

.card__link:hover svg {
  transform: translateX(3px);
}

/* =====================
   Navigation
   ===================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-header);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}

.nav {
  display: flex;
  align-items: center;
  height: var(--nav-height);
  gap: var(--space-3);
}

.nav__brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-text);
  font-weight: 700;
  font-size: var(--fs-lg);
  letter-spacing: -0.02em;
  flex-shrink: 0;
}

.nav__brand:hover {
  color: var(--color-text);
}

.nav__logo {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  object-fit: cover;
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  margin-left: auto;
}

.nav__link {
  padding: var(--space-2) var(--space-3);
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}

.nav__link--login {
  flex-shrink: 0;
  white-space: nowrap;
}

.nav__link:hover,
.nav__link.is-active {
  color: var(--color-primary);
  background: var(--color-primary-light);
}

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

.nav__actions {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  flex-shrink: 0;
}

.theme-toggle {
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
  transition: background var(--transition), color var(--transition);
}

.theme-toggle:hover {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.theme-toggle svg {
  width: 20px;
  height: 20px;
}

.theme-toggle .icon-sun,
[data-theme="dark"] .theme-toggle .icon-moon {
  display: none;
}

[data-theme="dark"] .theme-toggle .icon-sun {
  display: block;
}

.theme-toggle .icon-moon {
  display: block;
}

.nav__toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  color: var(--color-text);
}

.nav__toggle:hover {
  background: var(--color-bg);
}

.nav__toggle-icon {
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 20px;
}

.nav__toggle-icon span {
  display: block;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.nav__toggle[aria-expanded="true"] .nav__toggle-icon span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav__toggle[aria-expanded="true"] .nav__toggle-icon span:nth-child(2) {
  opacity: 0;
}

.nav__toggle[aria-expanded="true"] .nav__toggle-icon span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav__backdrop {
  display: none;
}

/* =====================
   Hero
   ===================== */
.hero {
  padding: var(--space-16) 0 var(--space-12);
  overflow: hidden;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: var(--space-12);
  align-items: center;
}

.hero__title {
  font-size: clamp(2rem, 4.5vw, 3.15rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: var(--space-5);
}

.hero__text {
  font-size: var(--fs-lg);
  color: var(--color-text-secondary);
  max-width: 520px;
  margin-bottom: var(--space-8);
}

.hero__trust {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4) var(--space-6);
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
}

.hero__trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
}

.hero__trust-item svg {
  width: 18px;
  height: 18px;
  color: var(--color-success);
  flex-shrink: 0;
}

.hero__visual {
  position: relative;
}

.hero__photo {
  position: relative;
  z-index: 1;
  margin: 0;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
  background: var(--color-white);
  aspect-ratio: 4 / 5;
  max-height: 520px;
}

.hero__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
}

.hero__glow {
  position: absolute;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.12) 0%, transparent 70%);
  top: -40px;
  right: -40px;
  pointer-events: none;
}

/* =====================
   Highlights / Trust strip
   ===================== */
.highlights {
  padding: var(--space-8) 0;
}

.highlights__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
}

.highlight-item {
  text-align: center;
  padding: var(--space-4);
  border-right: 1px solid var(--color-border);
}

.highlight-item:last-child {
  border-right: none;
}

.highlight-item__icon {
  width: 40px;
  height: 40px;
  margin: 0 auto var(--space-3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  background: var(--color-primary-light);
  border-radius: var(--radius-sm);
}

.highlight-item__icon svg {
  width: 20px;
  height: 20px;
}

.highlight-item__title {
  font-size: var(--fs-sm);
  font-weight: 600;
  margin-bottom: var(--space-1);
}

.highlight-item__text {
  font-size: var(--fs-xs);
  color: var(--color-text-secondary);
}

/* =====================
   Feature grid
   ===================== */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

/* =====================
   Exam categories
   ===================== */
.exam-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

.exam-card {
  position: relative;
  overflow: hidden;
}

.exam-card__badge {
  display: inline-block;
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--color-primary);
  background: var(--color-primary-light);
  padding: 0.3rem 0.65rem;
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-4);
}

.exam-card__title {
  font-size: var(--fs-xl);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-2);
}

/* =====================
   How it works
   ===================== */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-5);
  position: relative;
}

.step {
  text-align: center;
  position: relative;
}

.step__number {
  width: 52px;
  height: 52px;
  margin: 0 auto var(--space-4);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary);
  color: var(--color-white);
  font-weight: 700;
  font-size: var(--fs-sm);
  border-radius: 50%;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.3);
}

.step__title {
  font-size: var(--fs-base);
  font-weight: 600;
  margin-bottom: var(--space-2);
}

.step__text {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
}

.steps-note {
  text-align: center;
  margin-top: var(--space-8);
  padding: var(--space-4) var(--space-6);
  background: var(--color-primary-light);
  border-radius: var(--radius-md);
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

/* =====================
   CTA band
   ===================== */
.cta-band {
  background: linear-gradient(135deg, #1E40AF 0%, #2563EB 55%, #3B82F6 100%);
  color: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--space-12) var(--space-8);
  text-align: center;
}

.cta-band__title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-3);
}

.cta-band__text {
  opacity: 0.9;
  max-width: 480px;
  margin: 0 auto var(--space-6);
}

.cta-band .btn--primary {
  background: var(--color-white);
  color: var(--color-primary);
}

.cta-band .btn--primary:hover {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.cta-band .btn--secondary {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.4);
}

.cta-band .btn--secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-white);
}

/* =====================
   Page hero (inner pages)
   ===================== */
.page-hero {
  padding: var(--space-12) 0 var(--space-8);
  text-align: center;
}

.page-hero__title {
  font-size: clamp(1.85rem, 3.5vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-4);
}

.page-hero__text {
  font-size: var(--fs-lg);
  color: var(--color-text-secondary);
  max-width: 560px;
  margin: 0 auto;
}

/* =====================
   Resources filters
   ===================== */
.filters {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
}

.filters__search {
  position: relative;
}

.filters__search svg {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  color: var(--color-muted);
  pointer-events: none;
}

.filters__input {
  width: 100%;
  padding: 0.8rem 1rem 0.8rem 2.75rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: var(--fs-base);
  background: var(--color-input-bg);
  color: var(--color-text);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.filters__input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
  background: var(--color-white);
}

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

.filters__label {
  width: 100%;
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-muted);
  margin-bottom: var(--space-1);
}

.filter-chip {
  padding: 0.45rem 0.85rem;
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: 999px;
  transition: all var(--transition);
}

.filter-chip:hover {
  border-color: #CBD5E1;
  color: var(--color-text);
}

.filter-chip.is-active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
}

.resource-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

.resource-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.tag {
  display: inline-block;
  font-size: var(--fs-xs);
  font-weight: 600;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  background: var(--color-bg);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
}

.tag--category {
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-color: transparent;
}

.resource-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: var(--space-12);
  color: var(--color-text-secondary);
  background: var(--color-white);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-lg);
}

/* =====================
   Pricing
   ===================== */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
  align-items: stretch;
  max-width: 960px;
  margin: 0 auto;
}

.pricing-card {
  display: flex;
  flex-direction: column;
  padding: var(--space-8) var(--space-6);
  position: relative;
}

.pricing-card--popular {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-lg);
  transform: scale(1.03);
  z-index: 1;
}

.pricing-card--popular:hover {
  box-shadow: 0 16px 40px rgba(37, 99, 235, 0.15);
}

.pricing-card__badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: var(--color-white);
  font-size: var(--fs-xs);
  font-weight: 700;
  padding: 0.3rem 0.85rem;
  border-radius: 999px;
  white-space: nowrap;
}

.pricing-card__duration {
  font-size: var(--fs-lg);
  font-weight: 600;
  margin-bottom: var(--space-2);
}

.pricing-card__price {
  font-size: var(--fs-4xl);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-1);
  color: var(--color-text);
}

.pricing-card__period {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
}

.pricing-card__features {
  flex: 1;
  margin-bottom: var(--space-6);
}

.pricing-card__features li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  padding: var(--space-2) 0;
}

.pricing-card__features svg {
  width: 18px;
  height: 18px;
  color: var(--color-success);
  flex-shrink: 0;
  margin-top: 2px;
}

.pricing-note {
  text-align: center;
  margin-top: var(--space-8);
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}

/* =====================
   Features page layouts
   ===================== */
.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
  margin-bottom: var(--space-16);
}

.feature-row:last-child {
  margin-bottom: 0;
}

.feature-row--reverse .feature-row__content {
  order: 2;
}

.feature-row--reverse .feature-row__visual {
  order: 1;
}

.feature-row__visual {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  min-height: 240px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
}

.feature-row__visual-icon {
  width: 96px;
  height: 96px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-radius: var(--radius-xl);
}

.feature-row__visual-icon svg {
  width: 48px;
  height: 48px;
}

.feature-row__title {
  font-size: var(--fs-2xl);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-4);
}

.feature-row__text {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-4);
}

/* =====================
   FAQ
   ===================== */
.faq-list {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.faq-item {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.faq-item__question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-5);
  text-align: left;
  font-size: var(--fs-base);
  font-weight: 600;
  color: var(--color-text);
}

.faq-item__question:hover {
  background: var(--color-bg);
}

.faq-item__icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  color: var(--color-primary);
  transition: transform var(--transition);
}

.faq-item.is-open .faq-item__icon {
  transform: rotate(45deg);
}

.faq-item__answer {
  display: none;
  padding: 0 var(--space-5) var(--space-5);
  color: var(--color-text-secondary);
  font-size: var(--fs-sm);
  line-height: 1.7;
}

.faq-item.is-open .faq-item__answer {
  display: block;
}

/* =====================
   Contact cards
   ===================== */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
  max-width: 900px;
  margin: 0 auto;
}

.contact-card {
  text-align: center;
  padding: var(--space-8) var(--space-6);
}

.contact-card__icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-5);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.contact-card__icon svg {
  width: 28px;
  height: 28px;
}

.contact-card__icon--whatsapp {
  background: #ECFDF5;
  color: #059669;
}

.contact-card__icon--telegram {
  background: #EFF6FF;
  color: #0284C7;
}

.contact-card__title {
  font-size: var(--fs-xl);
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.contact-card__text {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-5);
}

.contact-info {
  margin-top: var(--space-12);
  text-align: center;
  padding: var(--space-8);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

.contact-info__title {
  font-size: var(--fs-lg);
  font-weight: 600;
  margin-bottom: var(--space-3);
}

.contact-info__text {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
}

/* =====================
   Access modal
   ===================== */
.modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: none;
  align-items: center;
  justify-content: center;
  padding: var(--space-5);
}

.modal.is-open {
  display: flex;
}

.modal__backdrop {
  position: absolute;
  inset: 0;
  background: var(--color-overlay);
  backdrop-filter: blur(4px);
}

.modal__dialog {
  position: relative;
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  max-width: 480px;
  width: 100%;
  box-shadow: var(--shadow-lg);
  max-height: 90vh;
  overflow-y: auto;
}

.modal__close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
}

.modal__close:hover {
  background: var(--color-bg);
  color: var(--color-text);
}

.modal__title {
  font-size: var(--fs-2xl);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-2);
  padding-right: var(--space-8);
}

.modal__text {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2);
  font-size: var(--fs-sm);
}

.modal__plan {
  display: none;
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--color-primary);
  background: var(--color-primary-light);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-6);
}

.modal__plan.is-visible {
  display: inline-block;
}

.modal__options {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.modal__option {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition), background var(--transition), box-shadow var(--transition);
  color: var(--color-text);
  text-decoration: none;
}

.modal__option:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
  color: var(--color-text);
  box-shadow: var(--shadow-sm);
}

.modal__option-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  flex-shrink: 0;
}

.modal__option-icon svg {
  width: 24px;
  height: 24px;
}

.modal__option-icon--whatsapp {
  background: #ECFDF5;
  color: #059669;
}

.modal__option-icon--telegram {
  background: #EFF6FF;
  color: #0284C7;
}

.modal__option-icon--email {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.modal__option strong {
  display: block;
  font-size: var(--fs-base);
  margin-bottom: 2px;
}

.modal__option span {
  font-size: var(--fs-xs);
  color: var(--color-text-secondary);
}

body.modal-open {
  overflow: hidden;
}

/* =====================
   Footer
   ===================== */
.site-footer {
  background: var(--color-footer-bg);
  color: var(--color-footer-text);
  padding: var(--space-16) 0 var(--space-8);
  margin-top: auto;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-12);
}

.footer__brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-white);
  font-weight: 700;
  font-size: var(--fs-lg);
  margin-bottom: var(--space-4);
}

.footer__brand:hover {
  color: var(--color-white);
}

.footer__logo {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  object-fit: cover;
}

.footer__desc {
  font-size: var(--fs-sm);
  line-height: 1.7;
  max-width: 280px;
}

.footer__heading {
  color: var(--color-white);
  font-size: var(--fs-sm);
  font-weight: 600;
  margin-bottom: var(--space-4);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer__links a {
  color: var(--color-footer-text);
  font-size: var(--fs-sm);
  padding: 2px 0;
}

.footer__links a:hover {
  color: var(--color-white);
}

.footer__bottom {
  padding-top: var(--space-6);
  border-top: 1px solid rgba(148, 163, 184, 0.2);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-3);
  font-size: var(--fs-sm);
}

/* =====================
   Legal pages
   ===================== */
.legal-content {
  max-width: 720px;
  margin: 0 auto;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
}

.legal-content h2 {
  font-size: var(--fs-xl);
  margin: var(--space-6) 0 var(--space-3);
}

.legal-content h2:first-child {
  margin-top: 0;
}

.legal-content p {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-4);
  font-size: var(--fs-sm);
}

[data-theme="dark"] .btn--secondary {
  background: var(--color-white);
  color: var(--color-text);
}

[data-theme="dark"] .btn--secondary:hover {
  background: #1E293B;
  border-color: #334155;
}

[data-theme="dark"] .filter-chip {
  background: #0B1220;
}

[data-theme="dark"] .hero__photo {
  border-color: var(--color-border);
}

[data-theme="dark"] .cta-band .btn--primary {
  background: #FFFFFF;
  color: #1D4ED8;
}

[data-theme="dark"] .cta-band .btn--primary:hover {
  background: #EFF6FF;
}

[data-theme="dark"] code {
  background: #1E293B;
  padding: 0.1em 0.35em;
  border-radius: 4px;
}

/* =====================
   Responsive
   ===================== */
@media (max-width: 1024px) {
  .hero__grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .hero__visual {
    max-width: 420px;
    margin: 0 auto;
    width: 100%;
  }

  .hero__text {
    max-width: none;
  }

  .feature-grid,
  .exam-grid,
  .resource-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .steps {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-8);
  }

  .pricing-card--popular {
    transform: none;
  }

  .feature-row,
  .feature-row--reverse {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .feature-row--reverse .feature-row__content,
  .feature-row--reverse .feature-row__visual {
    order: initial;
  }

  .footer__grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --nav-height: 64px;
  }

  .container {
    padding: 0 var(--space-4);
  }

  .nav__toggle {
    display: flex;
  }

  .nav__menu {
    margin-left: 0;
  }

  .nav__actions {
    margin-left: auto;
  }

  .nav__brand {
    font-size: var(--fs-base);
    gap: var(--space-2);
    min-width: 0;
  }

  .nav__logo {
    width: 36px;
    height: 36px;
  }

  .nav__menu {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: var(--color-white);
    flex-direction: column;
    align-items: stretch;
    padding: var(--space-3) var(--space-4) var(--space-5);
    gap: var(--space-1);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
    transform: translateY(-120%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition), opacity var(--transition), visibility var(--transition);
    z-index: 99;
    max-height: calc(100dvh - var(--nav-height));
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }

  .nav__menu.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav__link {
    padding: 0.85rem var(--space-4);
    font-size: var(--fs-base);
    min-height: 44px;
  }

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

  .nav__cta .btn {
    width: 100%;
    min-height: 48px;
  }

  .nav__backdrop {
    display: block;
    position: fixed;
    inset: 0;
    top: var(--nav-height);
    background: rgba(15, 23, 42, 0.35);
    z-index: 98;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition), visibility var(--transition);
  }

  .nav__backdrop.is-open {
    opacity: 1;
    visibility: visible;
  }

  .hero {
    padding: var(--space-8) 0 var(--space-6);
  }

  .hero__grid {
    gap: var(--space-6);
  }

  .hero__title {
    font-size: clamp(1.65rem, 7vw, 2.15rem);
    margin-bottom: var(--space-4);
  }

  .hero__text {
    font-size: var(--fs-base);
    margin-bottom: var(--space-6);
  }

  .hero__visual {
    max-width: 320px;
  }

  .hero__photo {
    aspect-ratio: 3 / 4;
    max-height: 360px;
    border-radius: var(--radius-lg);
  }

  .hero__glow {
    width: 180px;
    height: 180px;
    top: -24px;
    right: -24px;
  }

  .hero__trust {
    margin-top: var(--space-6);
    padding-top: var(--space-5);
    gap: var(--space-3) var(--space-4);
  }

  .btn-group {
    flex-direction: column;
  }

  .btn-group .btn {
    width: 100%;
    min-height: 48px;
  }

  .btn {
    min-height: 44px;
  }

  .page-hero {
    padding: var(--space-8) 0 var(--space-5);
  }

  .page-hero__title {
    font-size: clamp(1.5rem, 6.5vw, 2rem);
  }

  .page-hero__text {
    font-size: var(--fs-base);
  }

  .section {
    padding: var(--space-10) 0;
  }

  .section--tight {
    padding: var(--space-8) 0;
  }

  .section__header {
    margin-bottom: var(--space-8);
    text-align: left;
  }

  .section__title {
    font-size: clamp(1.4rem, 5.5vw, 1.85rem);
  }

  .section__desc {
    font-size: var(--fs-base);
  }

  .highlights {
    padding: var(--space-4) 0 var(--space-6);
  }

  .highlights__grid {
    grid-template-columns: 1fr 1fr;
    gap: 0;
    padding: 0;
    border-radius: var(--radius-lg);
  }

  .highlight-item {
    border-right: none;
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-5) var(--space-3);
  }

  .highlight-item:nth-child(odd) {
    border-right: 1px solid var(--color-border);
  }

  .highlight-item:nth-last-child(-n + 2) {
    border-bottom: none;
  }

  .card {
    padding: var(--space-5);
  }

  .pricing-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    max-width: 100%;
    margin: 0;
  }

  .pricing-card {
    padding: var(--space-6) var(--space-5);
  }

  .pricing-card__price {
    font-size: var(--fs-3xl);
  }

  .pricing-note {
    padding: 0 var(--space-1);
  }

  .filters {
    padding: var(--space-4);
    gap: var(--space-3);
  }

  .filters__row {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding-bottom: var(--space-1);
    margin: 0 calc(var(--space-4) * -1);
    padding-left: var(--space-4);
    padding-right: var(--space-4);
  }

  .filters__row::-webkit-scrollbar {
    display: none;
  }

  .filter-chip {
    flex-shrink: 0;
    min-height: 40px;
    padding: 0.5rem 0.9rem;
  }

  .filters__input {
    font-size: 16px; /* prevents iOS zoom on focus */
    min-height: 48px;
  }

  .cta-band {
    padding: var(--space-8) var(--space-5);
    border-radius: var(--radius-lg);
  }

  .cta-band__title {
    font-size: 1.35rem;
  }

  .feature-row {
    margin-bottom: var(--space-10);
  }

  .feature-row__title {
    font-size: var(--fs-xl);
  }

  .feature-row__visual {
    min-height: 180px;
    padding: var(--space-6);
  }

  .feature-row__visual-icon {
    width: 72px;
    height: 72px;
  }

  .feature-row__visual-icon svg {
    width: 36px;
    height: 36px;
  }

  .steps {
    gap: var(--space-6);
  }

  .step__number {
    width: 44px;
    height: 44px;
  }

  .faq-item__question {
    padding: var(--space-4);
    font-size: var(--fs-sm);
    min-height: 52px;
    gap: var(--space-3);
  }

  .faq-item__answer {
    padding: 0 var(--space-4) var(--space-4);
  }

  .contact-card {
    padding: var(--space-6) var(--space-5);
  }

  .modal {
    padding: var(--space-3);
    align-items: flex-end;
  }

  .modal__dialog {
    padding: var(--space-6) var(--space-5);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    max-width: 100%;
    max-height: min(92dvh, 100%);
  }

  .modal__title {
    font-size: var(--fs-xl);
  }

  .modal__option {
    padding: var(--space-3);
    min-height: 64px;
  }

  .modal__option-icon {
    width: 44px;
    height: 44px;
  }

  .footer__grid {
    gap: var(--space-6);
  }

  .site-footer {
    padding: var(--space-12) 0 var(--space-6);
  }

  .legal-content {
    padding: var(--space-5);
  }
}

@media (max-width: 560px) {
  .feature-grid,
  .exam-grid,
  .resource-grid,
  .steps {
    grid-template-columns: 1fr;
  }

  .highlights__grid {
    grid-template-columns: 1fr;
  }

  .highlight-item,
  .highlight-item:nth-child(odd) {
    border-right: none;
    border-bottom: 1px solid var(--color-border);
  }

  .highlight-item:last-child {
    border-bottom: none;
  }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .footer__bottom {
    flex-direction: column;
    text-align: center;
  }

  .footer__desc {
    max-width: none;
  }

  .hero__trust {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
  }

  .hero__visual {
    max-width: 280px;
  }

  .hero__photo {
    max-height: 320px;
  }

  .section__header {
    text-align: center;
  }

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

  .pricing-grid,
  .contact-grid {
    max-width: 100%;
  }
}

@media (max-width: 380px) {
  .container {
    padding: 0 var(--space-3);
  }

  .hero__title {
    font-size: 1.5rem;
  }

  .nav__brand span {
    max-width: 140px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .hero__visual {
    max-width: 240px;
  }

  .hero__photo {
    max-height: 280px;
  }
}

/* Premium WhatsApp support widget animation */
.whatsapp-float {
  width: auto;
  min-width: 0;
  height: 3.5rem;
  padding: .35rem .95rem .35rem .4rem;
  gap: .55rem;
  overflow: visible;
  isolation: isolate;
  white-space: nowrap;
  background: #25D366;
  box-shadow: 0 .5rem 1.25rem rgba(15, 23, 42, .2), 0 0 0 rgba(37, 211, 102, 0);
  animation: whatsapp-button-glow 3.2s ease-in-out infinite;
}

.whatsapp-float::before,
.whatsapp-float::after,
.whatsapp-ripple {
  content: "";
  position: absolute;
  z-index: -1;
  pointer-events: none;
  inset: -5px;
  border: 2px solid rgba(37, 211, 102, .5);
  border-radius: 999px;
  opacity: 0;
  transform: scale(.96);
  animation: whatsapp-ripple 3.2s cubic-bezier(.2, .65, .35, 1) infinite;
}

.whatsapp-float::after { animation-delay: 1.6s; }
.whatsapp-float::after,
.whatsapp-ripple--one { display: none; }
.whatsapp-ripple--two { animation-delay: 1.06s; }
.whatsapp-ripple--three { animation-delay: 2.12s; }

.whatsapp-icon {
  position: relative;
  z-index: 1;
  width: 2.7rem;
  height: 2.7rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 2.7rem;
  border-radius: 50%;
  background: #fff;
  color: #25D366;
}

.whatsapp-icon svg { width: 1.55rem; height: 1.55rem; transform: translate(0, 0); transform-origin: center; }
.whatsapp-icon { line-height: 0; }
.whatsapp-icon svg { display: block; }
.whatsapp-label { position: relative; z-index: 1; color: #fff; font-size: .9rem; font-weight: 700; }

.whatsapp-float:hover,
.whatsapp-float:focus-visible {
  background: #1ebe5d;
  transform: scale(1.04);
  box-shadow: 0 .75rem 1.5rem rgba(15, 23, 42, .25), 0 0 1.25rem rgba(37, 211, 102, .45);
  animation-play-state: paused;
}

.whatsapp-float:hover::before,
.whatsapp-float:hover::after,
.whatsapp-float:hover .whatsapp-ripple,
.whatsapp-float:focus-visible::before,
.whatsapp-float:focus-visible::after,
.whatsapp-float:focus-visible .whatsapp-ripple { animation-play-state: paused; opacity: .2; }

@keyframes whatsapp-ripple {
  0% { opacity: 0; transform: scale(.96); box-shadow: 0 0 0 0 rgba(37, 211, 102, .38); }
  12% { opacity: .55; }
  70% { opacity: .16; box-shadow: 0 0 1.25rem .2rem rgba(37, 211, 102, .16); }
  100% { opacity: 0; transform: scale(1.75); box-shadow: 0 0 2rem .6rem rgba(37, 211, 102, 0); }
}

@keyframes whatsapp-button-glow {
  0%, 72%, 100% { box-shadow: 0 .5rem 1.25rem rgba(15, 23, 42, .2), 0 0 0 rgba(37, 211, 102, 0); }
  82% { box-shadow: 0 .65rem 1.4rem rgba(15, 23, 42, .22), 0 0 .9rem rgba(37, 211, 102, .4); }
}

@media (max-width: 768px) {
  .whatsapp-float { right: 1rem; bottom: calc(1rem + env(safe-area-inset-bottom)); height: 3.25rem; padding-right: .8rem; }
  .whatsapp-icon { width: 2.45rem; height: 2.45rem; flex-basis: 2.45rem; }
  .whatsapp-label { font-size: .82rem; }
}

@media (min-width: 769px) {
  .whatsapp-float { right: 2rem; bottom: calc(2rem + env(safe-area-inset-bottom)); }
}

@media (max-width: 380px) {
  .whatsapp-float { right: .75rem; bottom: calc(.75rem + env(safe-area-inset-bottom)); height: 3rem; padding-right: .7rem; gap: .4rem; }
  .whatsapp-icon { width: 2.25rem; height: 2.25rem; flex-basis: 2.25rem; }
  .whatsapp-icon svg { width: 1.3rem; height: 1.3rem; }
  .whatsapp-label { font-size: .76rem; }
}

@media (prefers-reduced-motion: reduce) {
  .whatsapp-float,
  .whatsapp-float::before,
  .whatsapp-float::after,
  .whatsapp-float .whatsapp-ripple { animation: none; }
  .whatsapp-float::before,
  .whatsapp-float::after,
  .whatsapp-float .whatsapp-ripple { display: none; }
  .whatsapp-float { transition: background .2s ease, box-shadow .2s ease; }
}

@media (min-width: 769px) and (max-width: 1200px) {
  .nav { gap: .25rem; }
  .nav__brand { gap: .5rem; font-size: .95rem; }
  .nav__menu { gap: 0; }
  .nav__link { padding-left: .5rem; padding-right: .5rem; }
  .nav__cta { margin-left: .25rem; padding-left: .9rem; padding-right: .9rem; }
}

.telegram-float {
  position: fixed;
  right: clamp(1rem, 3vw, 1.5rem);
  bottom: calc(5.25rem + env(safe-area-inset-bottom));
  z-index: 150;
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  padding: .7rem 1rem;
  border-radius: 999px;
  background: #229ed9;
  color: #fff;
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 .5rem 1.25rem rgba(15, 23, 42, .2);
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.telegram-float svg { width: 1.4rem; height: 1.4rem; fill: currentColor; }
.telegram-float:hover, .telegram-float:focus-visible {
  background: #168ac4;
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 .75rem 1.5rem rgba(15, 23, 42, .25);
}
.telegram-float:focus-visible { outline: 3px solid #93c5fd; outline-offset: 3px; }
@media (max-width: 768px) {
  .telegram-float { right: 1rem; bottom: calc(4.75rem + env(safe-area-inset-bottom)); padding: .6rem .85rem; }
}