*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --color-primary: #00bfa5;
  --color-secondary: #ffd54f;
  --color-accent: #ff6f00;
  --color-dark: #4a0e4e;
  --color-berry: #6d1b7b;
  --color-bg: #e0f7fa;
  --color-surface: #ffffff;
  --color-text: #212121;
  --color-text-light: #424242;
  --color-border: #b2dfdb;
  --font-heading: "Piedra", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-body: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-xxl: 4rem;
  --border-radius: 8px;
  --transition: 0.3s ease;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

body {
  font-family: var(--font-body);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  min-height: 100vh;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
  color: var(--color-dark);
}

h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
}

h2 {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
}

h3 {
  font-size: clamp(1.25rem, 3vw, 1.875rem);
}

p {
  margin-bottom: var(--spacing-sm);
}

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

a:hover,
a:focus {
  color: var(--color-dark);
  text-decoration: underline;
}

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

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

.fta-age-ribbon {
  background-color: var(--color-berry);
  color: var(--color-surface);
  padding: var(--spacing-xs) 0;
  text-align: center;
  position: sticky;
  top: 0;
  z-index: 1000;
}

.fta-age-ribbon__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
}

.fta-age-ribbon__icon {
  width: 24px;
  height: 24px;
}

.fta-age-ribbon__text {
  font-size: 0.875rem;
  font-weight: 600;
}

.fta-header {
  background-color: var(--color-surface);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 48px;
  z-index: 999;
}

.fta-header__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--spacing-sm) var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.fta-header__logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.fta-header__logo img {
  width: 48px;
  height: 48px;
}

.fta-header__brand {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  color: var(--color-dark);
}

.fta-header__hamburger {
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  padding: var(--spacing-xs);
  cursor: pointer;
}

.fta-header__hamburger:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
  border-radius: var(--border-radius);
}

.fta-header__hamburger-line {
  width: 24px;
  height: 3px;
  background-color: var(--color-dark);
  transition: transform var(--transition);
}

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

.fta-header__hamburger[aria-expanded="true"] .fta-header__hamburger-line:nth-child(2) {
  opacity: 0;
}

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

.fta-nav {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background-color: var(--color-surface);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.fta-nav--open {
  display: block;
}

.fta-nav__list {
  list-style: none;
  padding: var(--spacing-sm);
}

.fta-nav__item {
  margin-bottom: var(--spacing-xs);
}

.fta-nav__link {
  display: block;
  padding: var(--spacing-sm);
  color: var(--color-text);
  font-weight: 500;
  border-radius: var(--border-radius);
  transition: background-color var(--transition);
}

.fta-nav__link:hover,
.fta-nav__link:focus {
  background-color: var(--color-bg);
  text-decoration: none;
}

.fta-nav__link--active {
  background-color: var(--color-primary);
  color: var(--color-surface);
}

@media (min-width: 768px) {
  .fta-header__hamburger {
    display: none;
  }

  .fta-nav {
    display: block;
    position: static;
    box-shadow: none;
  }

  .fta-nav__list {
    display: flex;
    gap: var(--spacing-xs);
    padding: 0;
  }

  .fta-nav__item {
    margin-bottom: 0;
  }
}

@media (max-width: 767px) {
  .fta-nav {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }

  .fta-nav--open {
    max-height: 500px;
  }

  .fta-nav__link {
    /* Ensure links have adequate touch target size */
    min-height: 44px;
    display: flex;
    align-items: center;
  }
}

.fta-btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  text-align: center;
  border-radius: var(--border-radius);
  border: none;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
  text-decoration: none;
}

.fta-btn:hover,
.fta-btn:focus {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  text-decoration: none;
}

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

.fta-btn--primary {
  background-color: var(--color-accent);
  color: var(--color-surface);
}

.fta-btn--secondary {
  background-color: var(--color-primary);
  color: var(--color-surface);
}

.fta-card {
  background-color: var(--color-surface);
  border-radius: var(--border-radius);
  padding: var(--spacing-md);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.fta-form__group {
  margin-bottom: var(--spacing-md);
}

.fta-form__label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 600;
  color: var(--color-dark);
}

.fta-form__input,
.fta-form__textarea {
  width: 100%;
  padding: var(--spacing-sm);
  border: 2px solid var(--color-border);
  border-radius: var(--border-radius);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: border-color var(--transition);
}

.fta-form__input:focus,
.fta-form__textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}

.fta-form__input[aria-invalid="true"],
.fta-form__textarea[aria-invalid="true"] {
  border-color: #d32f2f;
}

.fta-form__error {
  display: block;
  color: #d32f2f;
  font-size: 0.875rem;
  margin-top: var(--spacing-xs);
}

.fta-form__group--checkbox {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-xs);
}

.fta-form__checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-xs);
  cursor: pointer;
}

.fta-form__checkbox {
  margin-top: 4px;
  width: 18px;
  height: 18px;
  cursor: pointer;
}

.fta-form__row {
  display: grid;
  gap: var(--spacing-md);
}

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

.fta-footer {
  background-color: var(--color-dark);
  color: var(--color-surface);
  padding: var(--spacing-xl) var(--spacing-md);
  margin-top: var(--spacing-xxl);
}

.fta-footer__inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

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

@media (min-width: 1024px) {
  .fta-footer__inner {
    grid-template-columns: repeat(4, 1fr);
  }
}

.fta-footer__title,
.fta-footer__subtitle {
  color: var(--color-secondary);
  margin-bottom: var(--spacing-sm);
}

.fta-footer__text {
  line-height: 1.6;
  margin-bottom: var(--spacing-sm);
}

.fta-footer__list {
  list-style: none;
}

.fta-footer__list li {
  margin-bottom: var(--spacing-xs);
}

.fta-footer__link {
  color: var(--color-surface);
}

.fta-footer__link:hover,
.fta-footer__link:focus {
  color: var(--color-secondary);
}

.fta-footer__badge {
  margin-top: var(--spacing-sm);
}

.fta-footer__disclaimer {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--spacing-md);
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius);
  margin-bottom: var(--spacing-lg);
}

.fta-footer__disclaimer p {
  font-size: 0.875rem;
  line-height: 1.6;
  margin-bottom: 0;
}

.fta-footer__copyright {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.fta-footer__copyright p {
  font-size: 0.875rem;
  margin-bottom: 0;
}

.fta-back-to-top {
  position: fixed;
  bottom: var(--spacing-lg);
  right: var(--spacing-lg);
  width: 48px;
  height: 48px;
  background-color: var(--color-accent);
  color: var(--color-surface);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  z-index: 998;
  transition: transform var(--transition);
}

.fta-back-to-top__arrow {
  /* Arrow styling inherits from parent button */
  line-height: 1;
}

.fta-back-to-top:hover,
.fta-back-to-top:focus {
  transform: translateY(-4px);
}

.fta-back-to-top:focus-visible {
  outline: 2px solid var(--color-surface);
  outline-offset: 2px;
}

.fta-back-to-top--visible {
  display: flex;
}

.fta-cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--color-surface);
  box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.2);
  padding: var(--spacing-md);
  z-index: 1001;
  display: none;
}

.fta-cookie-banner--visible {
  display: block;
}

.fta-cookie-banner__inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  align-items: flex-start;
}

@media (min-width: 768px) {
  .fta-cookie-banner__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.fta-cookie-banner__text {
  font-size: 0.875rem;
  line-height: 1.6;
  flex: 1;
  margin-bottom: 0;
}

.fta-cookie-banner__btn {
  padding: var(--spacing-sm) var(--spacing-lg);
  background-color: var(--color-primary);
  color: var(--color-surface);
  border: none;
  border-radius: var(--border-radius);
  font-weight: 600;
  cursor: pointer;
  transition: background-color var(--transition);
}

.fta-cookie-banner__btn:hover,
.fta-cookie-banner__btn:focus {
  background-color: var(--color-accent);
}