/* Calm Adventure Language School - Geometric Structured CSS */

/* === FONT IMPORTS === */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@700;900&family=Open+Sans:wght@400;600&display=swap');

:root {
  --primary: #1B4052;
  --secondary: #56A3A6;
  --accent: #F6F3E3;
  --white: #fff;
  --black: #181818;
  --gray: #e5e7eb;
  --shadow: 0 4px 24px rgba(27, 64, 82, 0.08);
  --radius: 18px;
  --radius-sm: 10px;
  --transition: 0.25s cubic-bezier(.4,0,.2,1);
  --font-display: 'Montserrat', Arial, sans-serif;
  --font-body: 'Open Sans', Arial, sans-serif;
}

html {
  box-sizing: border-box;
  font-size: 18px;
  scroll-behavior: smooth;
}
*, *:before, *:after {
  box-sizing: inherit;
}

body {
  margin: 0;
  background: var(--accent);
  color: var(--primary);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.6;
  min-height: 100vh;
}

/* === STRUCTURE & LAYOUT === */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.content-wrapper {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 24px;
}

section {
  margin-bottom: 60px;
  padding: 40px 0 40px 0;
  background: none;
  position: relative;
}

/* === TYPOGRAPHY === */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: 0.01em;
  color: var(--primary);
  margin: 0 0 12px 0;
  line-height: 1.15;
}
h1 {
  font-size: 2.2rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
h2 {
  font-size: 1.6rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
h3 {
  font-size: 1.15rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}
p, ul, ol {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--primary);
  margin: 0 0 12px 0;
}
strong {
  font-weight: 600;
}
.tagline {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--secondary);
  font-style: italic;
  margin-top: 8px;
}

/* === HEADER & NAVIGATION === */
header {
  background: var(--white);
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 100;
}
header .container {
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 80px;
}
header img {
  height: 48px;
  width: auto;
  margin-right: 24px;
}
nav {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 24px;
}
nav a {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: var(--primary);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
}
nav a:hover, nav a:focus {
  background: var(--secondary);
  color: var(--white);
}
.cta-btn {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1rem;
  background: var(--primary);
  color: var(--accent);
  border: none;
  border-radius: var(--radius);
  padding: 12px 32px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  box-shadow: 0 2px 12px rgba(27,64,82,0.10);
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition), transform var(--transition);
  margin-left: 16px;
  text-decoration: none;
  display: inline-block;
}
.cta-btn:hover, .cta-btn:focus {
  background: var(--secondary);
  color: var(--white);
  transform: translateY(-2px) scale(1.03);
  box-shadow: 0 6px 24px rgba(27,64,82,0.16);
}

/* === MOBILE NAVIGATION === */
.mobile-menu-toggle {
  display: none;
  background: var(--secondary);
  color: var(--white);
  border: none;
  border-radius: 50%;
  width: 44px;
  height: 44px;
  font-size: 2rem;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
  margin-left: 16px;
}
.mobile-menu-toggle:hover, .mobile-menu-toggle:focus {
  background: var(--primary);
  color: var(--accent);
  box-shadow: 0 2px 12px rgba(27,64,82,0.18);
}
.mobile-menu {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: var(--primary);
  color: var(--accent);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-start;
  padding: 32px 24px 24px 24px;
  transform: translateX(-100%);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.4s cubic-bezier(.4,0,.2,1), opacity 0.3s;
}
.mobile-menu.open {
  transform: translateX(0);
  opacity: 1;
  pointer-events: auto;
}
.mobile-menu-close {
  background: none;
  border: none;
  color: var(--accent);
  font-size: 2.2rem;
  align-self: flex-end;
  margin-bottom: 24px;
  cursor: pointer;
  transition: color var(--transition);
}
.mobile-menu-close:hover, .mobile-menu-close:focus {
  color: var(--secondary);
}
.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 20px;
  width: 100%;
}
.mobile-nav a {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--accent);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding: 12px 0;
  border-bottom: 1px solid rgba(246,243,227,0.08);
  transition: color var(--transition), background var(--transition);
}
.mobile-nav a:hover, .mobile-nav a:focus {
  color: var(--secondary);
  background: rgba(246,243,227,0.06);
}

/* === HERO & CTA SECTIONS === */
section:first-of-type {
  background: linear-gradient(120deg, var(--accent) 80%, var(--secondary) 100%);
  border-bottom-left-radius: 80px;
  border-bottom-right-radius: 80px;
  box-shadow: 0 8px 32px rgba(27,64,82,0.06);
}

/* === FLEXBOX GRIDS === */
.feature-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 16px;
}
.feature-item {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px 24px;
  flex: 1 1 240px;
  min-width: 220px;
  max-width: 320px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
  margin-bottom: 20px;
  border: 2.5px solid var(--secondary);
  transition: box-shadow var(--transition), border-color var(--transition), transform var(--transition);
  position: relative;
}
.feature-item:hover, .feature-item:focus-within {
  box-shadow: 0 8px 32px rgba(86,163,166,0.18);
  border-color: var(--primary);
  transform: translateY(-4px) scale(1.03);
}

.course-cards, .course-grid, .blog-cards {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin: 24px 0 0 0;
}
.course-card, .blog-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px 24px;
  flex: 1 1 260px;
  min-width: 220px;
  max-width: 340px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
  margin-bottom: 20px;
  border: 2.5px solid var(--primary);
  transition: box-shadow var(--transition), border-color var(--transition), transform var(--transition);
  position: relative;
}
.course-card:hover, .blog-card:hover, .course-card:focus-within, .blog-card:focus-within {
  box-shadow: 0 8px 32px rgba(27,64,82,0.16);
  border-color: var(--secondary);
  transform: translateY(-4px) scale(1.03);
}

.card-container {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}
.card {
  margin-bottom: 20px;
  position: relative;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
}

.content-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: space-between;
}
.text-image-section {
  display: flex;
  align-items: center;
  gap: 30px;
  flex-wrap: wrap;
}

/* === TESTIMONIALS === */
.testimonial-slider {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 16px;
}
.testimonial-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  padding: 20px 28px;
  background: var(--accent);
  border-radius: var(--radius);
  box-shadow: 0 2px 12px rgba(27,64,82,0.10);
  min-width: 240px;
  max-width: 340px;
  margin-bottom: 20px;
  border: 2px solid var(--secondary);
  color: var(--primary);
  font-size: 1.05rem;
  transition: box-shadow var(--transition), border-color var(--transition), transform var(--transition);
}
.testimonial-card p {
  color: var(--primary);
  font-family: var(--font-body);
  font-size: 1.05rem;
  margin-bottom: 0;
}
.testimonial-card span {
  color: var(--secondary);
  font-family: var(--font-display);
  font-size: 0.98rem;
  font-weight: 700;
}
.testimonial-card:hover, .testimonial-card:focus-within {
  box-shadow: 0 8px 32px rgba(86,163,166,0.18);
  border-color: var(--primary);
  transform: translateY(-4px) scale(1.03);
}

/* === FAQ ACCORDION === */
.faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.faq-item {
  background: var(--white);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow);
  padding: 20px 24px;
  border-left: 6px solid var(--secondary);
  transition: box-shadow var(--transition), border-color var(--transition);
}
.faq-item h3 {
  margin-bottom: 8px;
  font-size: 1.08rem;
  color: var(--primary);
}
.faq-item p {
  margin-bottom: 0;
}

/* === BLOG CATEGORIES FILTER === */
.categories-filter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 32px;
}
.categories-filter span {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--primary);
  font-size: 1rem;
}
.categories-filter a {
  font-family: var(--font-display);
  font-size: 0.98rem;
  color: var(--secondary);
  background: var(--white);
  border-radius: var(--radius-sm);
  padding: 6px 16px;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  border: 1.5px solid var(--secondary);
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}
.categories-filter a:hover, .categories-filter a:focus {
  background: var(--secondary);
  color: var(--white);
  border-color: var(--primary);
}

/* === TABLES (Pricing Comparison) === */
table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  margin-top: 24px;
}
thead {
  background: var(--secondary);
}
thead th {
  color: var(--accent);
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding: 16px 8px;
  border-bottom: 2px solid var(--primary);
}
tbody td {
  color: var(--primary);
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 14px 8px;
  border-bottom: 1px solid var(--gray);
  text-align: center;
}
tbody tr:last-child td {
  border-bottom: none;
}
td:first-child, th:first-child {
  text-align: left;
}

/* === FOOTER === */
footer {
  background: var(--primary);
  color: var(--accent);
  padding: 40px 0 0 0;
  border-top-left-radius: 60px;
  border-top-right-radius: 60px;
  box-shadow: 0 -4px 24px rgba(27,64,82,0.08);
  margin-top: 60px;
}
footer .container {
  flex-direction: row;
  align-items: flex-start;
  justify-content: space-between;
  gap: 40px;
  padding-bottom: 24px;
}
footer nav {
  flex-direction: column;
  gap: 12px;
}
footer nav a {
  color: var(--accent);
  font-family: var(--font-display);
  font-size: 1rem;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  padding: 4px 0;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
}
footer nav a:hover, footer nav a:focus {
  background: var(--secondary);
  color: var(--white);
}
.footer-contact {
  font-family: var(--font-body);
  font-size: 0.98rem;
  color: var(--accent);
  display: flex;
  flex-direction: column;
  gap: 4px;
  align-items: flex-end;
}
.footer-contact p {
  color: var(--accent);
}

/* === COOKIE CONSENT BANNER === */
.cookie-banner {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  background: var(--primary);
  color: var(--accent);
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 32px;
  z-index: 99999;
  box-shadow: 0 -4px 24px rgba(27,64,82,0.18);
  border-top-left-radius: 32px;
  border-top-right-radius: 32px;
  animation: cookieBannerIn 0.5s cubic-bezier(.4,0,.2,1);
}
@keyframes cookieBannerIn {
  from { transform: translateY(100%); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}
.cookie-banner .cookie-text {
  flex: 1 1 0;
  font-size: 1rem;
  font-family: var(--font-body);
  color: var(--accent);
}
.cookie-banner .cookie-actions {
  display: flex;
  flex-direction: row;
  gap: 16px;
}
.cookie-btn {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  border: none;
  border-radius: var(--radius-sm);
  padding: 10px 22px;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
}
.cookie-btn.accept {
  background: var(--secondary);
  color: var(--white);
}
.cookie-btn.accept:hover, .cookie-btn.accept:focus {
  background: var(--accent);
  color: var(--primary);
  box-shadow: 0 2px 12px rgba(86,163,166,0.18);
}
.cookie-btn.reject {
  background: var(--white);
  color: var(--primary);
  border: 2px solid var(--secondary);
}
.cookie-btn.reject:hover, .cookie-btn.reject:focus {
  background: var(--secondary);
  color: var(--white);
}
.cookie-btn.settings {
  background: transparent;
  color: var(--accent);
  border: 2px solid var(--accent);
}
.cookie-btn.settings:hover, .cookie-btn.settings:focus {
  background: var(--accent);
  color: var(--primary);
}

/* === COOKIE MODAL === */
.cookie-modal-overlay {
  position: fixed;
  left: 0; right: 0; top: 0; bottom: 0;
  background: rgba(27,64,82,0.70);
  z-index: 100000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}
.cookie-modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}
.cookie-modal {
  background: var(--white);
  color: var(--primary);
  border-radius: var(--radius);
  box-shadow: 0 8px 32px rgba(27,64,82,0.18);
  padding: 36px 32px 28px 32px;
  min-width: 320px;
  max-width: 95vw;
  display: flex;
  flex-direction: column;
  gap: 24px;
  animation: cookieModalIn 0.4s cubic-bezier(.4,0,.2,1);
  position: relative;
}
@keyframes cookieModalIn {
  from { transform: scale(0.92) translateY(40px); opacity: 0; }
  to { transform: scale(1) translateY(0); opacity: 1; }
}
.cookie-modal h2 {
  font-size: 1.3rem;
  color: var(--primary);
  margin-bottom: 8px;
}
.cookie-modal .cookie-category {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 16px;
  margin-bottom: 12px;
}
.cookie-modal .cookie-category label {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--primary);
  font-weight: 600;
}
.cookie-modal .cookie-toggle {
  width: 44px;
  height: 24px;
  border-radius: 12px;
  background: var(--gray);
  position: relative;
  cursor: pointer;
  transition: background var(--transition);
  margin-left: 8px;
  display: flex;
  align-items: center;
}
.cookie-modal .cookie-toggle input {
  display: none;
}
.cookie-modal .cookie-toggle .slider {
  position: absolute;
  left: 2px; top: 2px;
  width: 20px; height: 20px;
  border-radius: 50%;
  background: var(--secondary);
  transition: left var(--transition), background var(--transition);
}
.cookie-modal .cookie-toggle input:checked + .slider {
  left: 22px;
  background: var(--primary);
}
.cookie-modal .cookie-category.essential label {
  color: var(--secondary);
}
.cookie-modal .cookie-category.essential .cookie-toggle {
  background: var(--secondary);
  cursor: not-allowed;
}
.cookie-modal .cookie-category.essential .slider {
  background: var(--primary);
}
.cookie-modal .cookie-category.essential input + .slider {
  left: 22px;
}
.cookie-modal .cookie-modal-actions {
  display: flex;
  flex-direction: row;
  gap: 16px;
  margin-top: 12px;
}
.cookie-modal .cookie-modal-close {
  position: absolute;
  top: 16px; right: 16px;
  background: none;
  border: none;
  color: var(--primary);
  font-size: 1.5rem;
  cursor: pointer;
  transition: color var(--transition);
}
.cookie-modal .cookie-modal-close:hover, .cookie-modal .cookie-modal-close:focus {
  color: var(--secondary);
}

/* === RESPONSIVE DESIGN === */
@media (max-width: 1024px) {
  .container {
    max-width: 96vw;
  }
  .feature-grid, .course-cards, .course-grid, .blog-cards, .testimonial-slider {
    gap: 18px;
  }
  .feature-item, .course-card, .blog-card, .testimonial-card {
    min-width: 180px;
    max-width: 100%;
  }
  footer .container {
    flex-direction: column;
    align-items: flex-start;
    gap: 24px;
  }
  .footer-contact {
    align-items: flex-start;
  }
}
@media (max-width: 768px) {
  html {
    font-size: 16px;
  }
  header .container {
    flex-direction: row;
    align-items: center;
    gap: 12px;
    min-height: 64px;
  }
  nav {
    display: none;
  }
  .cta-btn {
    margin-left: 0;
    padding: 10px 18px;
    font-size: 0.98rem;
  }
  .mobile-menu-toggle {
    display: flex;
  }
  .feature-grid, .course-cards, .course-grid, .blog-cards, .testimonial-slider {
    flex-direction: column;
    gap: 18px;
  }
  .feature-item, .course-card, .blog-card, .testimonial-card {
    min-width: 0;
    width: 100%;
    max-width: 100%;
  }
  .content-wrapper {
    gap: 18px;
  }
  .text-image-section {
    flex-direction: column;
    gap: 18px;
  }
  .cookie-banner {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    padding: 18px 12px;
  }
  .cookie-banner .cookie-actions {
    flex-direction: column;
    gap: 10px;
  }
  .cookie-modal {
    min-width: 0;
    width: 98vw;
    padding: 24px 8px 18px 8px;
  }
}
@media (max-width: 480px) {
  html {
    font-size: 15px;
  }
  section {
    padding: 24px 0 24px 0;
    margin-bottom: 36px;
  }
  .container {
    padding: 0 8px;
  }
  .cookie-banner {
    padding: 12px 4px;
    border-radius: 0;
  }
  .cookie-modal {
    padding: 12px 2px 10px 2px;
    border-radius: var(--radius-sm);
  }
}

/* === UTILITY CLASSES === */
.hide {
  display: none !important;
}

/* === MICRO-INTERACTIONS === */
a, button, .cta-btn, .cookie-btn, .mobile-menu-toggle, .mobile-menu-close, .cookie-modal-close {
  outline: none;
  transition: box-shadow var(--transition), background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
}
a:focus-visible, button:focus-visible, .cta-btn:focus-visible, .cookie-btn:focus-visible, .mobile-menu-toggle:focus-visible, .mobile-menu-close:focus-visible, .cookie-modal-close:focus-visible {
  box-shadow: 0 0 0 3px var(--secondary);
}

/* === GEOMETRIC DECORATIVE ELEMENTS (OPTIONAL) === */
/* Example: Add geometric shapes as pseudo-elements for hero/cta sections if desired */
section:first-of-type::before {
  content: '';
  position: absolute;
  top: -40px; left: -60px;
  width: 120px; height: 120px;
  background: linear-gradient(135deg, var(--secondary) 60%, var(--accent) 100%);
  opacity: 0.12;
  border-radius: 24px 80px 24px 80px;
  z-index: 0;
  pointer-events: none;
}
section:first-of-type::after {
  content: '';
  position: absolute;
  bottom: -40px; right: -60px;
  width: 100px; height: 100px;
  background: linear-gradient(225deg, var(--primary) 60%, var(--secondary) 100%);
  opacity: 0.10;
  border-radius: 80px 24px 80px 24px;
  z-index: 0;
  pointer-events: none;
}

/* === END === */