/* =========================
   SelfEdu Navigator — style.css
   Modern Gradient Design, Flexbox Only
   ========================= */

/* ====== FONT IMPORTS ====== */
@import url('https://fonts.googleapis.com/css?family=Montserrat:700,600,500,400&display=swap');
@import url('https://fonts.googleapis.com/css?family=Roboto:400,500,700&display=swap');

:root {
  --color-primary: #133C55;
  --color-secondary: #86BBD8;
  --color-accent: #F6AE2D;
  --color-bg-gradient: linear-gradient(135deg, #e0ecf7 0%, #f7fafc 100%);
  --color-section-gradient: linear-gradient(120deg, #e0ecf7 0%, #f7fafc 100%);
  --color-card-gradient: linear-gradient(120deg, #f7fafc 0%, #e0ecf7 100%);
  --color-btn-gradient: linear-gradient(90deg, #86BBD8 0%, #F6AE2D 100%);
  --color-btn-gradient-hover: linear-gradient(90deg, #F6AE2D 0%, #86BBD8 100%);
  --color-footer-bg: #133C55;
  --color-footer-text: #fff;
  --color-nav-link: #133C55;
  --color-nav-link-hover: #F6AE2D;
  --color-shadow: 0 4px 24px 0 rgba(19,60,85,0.08);
  --color-shadow-card: 0 2px 12px 0 rgba(19,60,85,0.10);
  --color-testimonial-bg: #fff;
  --color-testimonial-text: #222;
  --color-cookie-bg: #133C55;
  --color-cookie-text: #fff;
  --color-cookie-btn: #F6AE2D;
  --color-cookie-btn-text: #133C55;
  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-sm: 6px;
  --transition: all 0.25s cubic-bezier(.4,0,.2,1);
}

html {
  box-sizing: border-box;
  font-size: 16px;
  scroll-behavior: smooth;
}
*, *:before, *:after {
  box-sizing: inherit;
}

body {
  min-height: 100vh;
  font-family: 'Roboto', Arial, sans-serif;
  background: var(--color-bg-gradient);
  color: var(--color-primary);
  margin: 0;
  padding: 0;
  line-height: 1.7;
  font-size: 1rem;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

.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;
}

/* ====== TYPOGRAPHY ====== */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Montserrat', Arial, sans-serif;
  font-weight: 700;
  color: var(--color-primary);
  margin: 0 0 12px 0;
  letter-spacing: -0.5px;
}
h1 {
  font-size: 2.5rem;
  line-height: 1.15;
}
h2 {
  font-size: 2rem;
  line-height: 1.2;
}
h3 {
  font-size: 1.25rem;
  font-weight: 600;
}
h4 {
  font-size: 1.1rem;
  font-weight: 500;
}
p, ul, ol {
  font-family: 'Roboto', Arial, sans-serif;
  font-size: 1rem;
  color: var(--color-primary);
  margin: 0 0 12px 0;
}
strong {
  font-weight: 700;
  color: var(--color-primary);
}
a {
  color: var(--color-secondary);
  text-decoration: none;
  transition: var(--transition);
}
a:hover, a:focus {
  color: var(--color-accent);
  text-decoration: underline;
}

/* ====== BUTTONS ====== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--color-btn-gradient);
  color: var(--color-primary);
  font-family: 'Montserrat', Arial, sans-serif;
  font-weight: 600;
  font-size: 1.1rem;
  padding: 14px 36px;
  border: none;
  border-radius: var(--radius-lg);
  box-shadow: var(--color-shadow);
  cursor: pointer;
  transition: var(--transition);
  letter-spacing: 0.5px;
  margin-top: 10px;
  margin-bottom: 10px;
}
.btn-primary:hover, .btn-primary:focus {
  background: var(--color-btn-gradient-hover);
  color: var(--color-primary);
  box-shadow: 0 6px 32px 0 rgba(19,60,85,0.13);
  transform: translateY(-2px) scale(1.03);
}

/* ====== HEADER & NAVIGATION ====== */
header {
  width: 100%;
  background: #fff;
  box-shadow: 0 2px 12px 0 rgba(19,60,85,0.07);
  position: sticky;
  top: 0;
  z-index: 100;
}
header .container {
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 0;
  min-height: 72px;
}
header nav {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 28px;
}
header nav a {
  font-family: 'Montserrat', Arial, sans-serif;
  font-weight: 500;
  color: var(--color-nav-link);
  font-size: 1rem;
  padding: 6px 0;
  position: relative;
  transition: var(--transition);
}
header nav a:hover, header nav a:focus {
  color: var(--color-nav-link-hover);
}
header .btn-primary {
  margin-left: 24px;
  margin-right: 0;
}

/* Hamburger menu button */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 2rem;
  color: var(--color-primary);
  cursor: pointer;
  margin-left: 24px;
  transition: var(--transition);
  z-index: 120;
}
.mobile-menu-toggle:focus {
  outline: 2px solid var(--color-accent);
}

/* ====== MOBILE MENU ====== */
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: linear-gradient(120deg, #133C55 60%, #86BBD8 100%);
  color: #fff;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-start;
  padding: 40px 32px 32px 32px;
  z-index: 200;
  transform: translateX(-100%);
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
}
.mobile-menu.open {
  transform: translateX(0);
  opacity: 1;
  pointer-events: auto;
}
.mobile-menu-close {
  background: none;
  border: none;
  color: #fff;
  font-size: 2.2rem;
  align-self: flex-end;
  margin-bottom: 24px;
  cursor: pointer;
  transition: var(--transition);
}
.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 24px;
  width: 100%;
}
.mobile-nav a {
  color: #fff;
  font-family: 'Montserrat', Arial, sans-serif;
  font-size: 1.25rem;
  font-weight: 600;
  padding: 8px 0;
  border-radius: var(--radius-md);
  transition: var(--transition);
}
.mobile-nav a:hover, .mobile-nav a:focus {
  background: rgba(246,174,45,0.12);
  color: var(--color-accent);
  text-decoration: none;
}

/* ====== HERO & SECTION LAYOUTS ====== */
section {
  margin-bottom: 60px;
  padding: 40px 20px;
  background: var(--color-section-gradient);
  border-radius: var(--radius-lg);
  box-shadow: var(--color-shadow);
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0;
}
section:last-child {
  margin-bottom: 0;
}

/* ====== FLEXBOX LAYOUTS ====== */
.card-container, .card-grid, .feature-grid, .service-cards, .course-cards, .benefits-grid, .resource-cards, .guide-list, .blog-cards, .team-grid, .values-grid, .event-cards, .gallery-grid, .category-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-bottom: 20px;
}
.card {
  margin-bottom: 20px;
  position: relative;
  background: var(--color-card-gradient);
  border-radius: var(--radius-md);
  box-shadow: var(--color-shadow-card);
  padding: 28px 24px;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.card:hover, .card:focus-within {
  box-shadow: 0 8px 32px 0 rgba(19,60,85,0.13);
  transform: translateY(-2px) scale(1.02);
}
.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;
}
.testimonial-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 20px;
  padding: 20px;
  background: var(--color-testimonial-bg);
  color: var(--color-testimonial-text);
  border-radius: var(--radius-md);
  box-shadow: var(--color-shadow-card);
  margin-bottom: 20px;
  min-width: 260px;
  max-width: 400px;
  transition: var(--transition);
}
.testimonial-card p {
  color: var(--color-testimonial-text);
  font-size: 1.1rem;
  font-style: italic;
}
.testimonial-card strong {
  color: var(--color-primary);
  font-size: 1rem;
}
.feature-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
}

/* ====== SLIDER (Testimonials) ====== */
.testimonial-slider {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  align-items: stretch;
  justify-content: flex-start;
}

/* ====== TEAM & VALUES ====== */
.team-member {
  background: var(--color-card-gradient);
  border-radius: var(--radius-md);
  box-shadow: var(--color-shadow-card);
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 220px;
  max-width: 340px;
  margin-bottom: 20px;
  transition: var(--transition);
}
.team-member a {
  color: var(--color-secondary);
  font-weight: 500;
}
.team-member a:hover {
  color: var(--color-accent);
}

/* ====== BLOG CARDS ====== */
.blog-cards > div {
  background: var(--color-card-gradient);
  border-radius: var(--radius-md);
  box-shadow: var(--color-shadow-card);
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 220px;
  max-width: 340px;
  margin-bottom: 20px;
  transition: var(--transition);
}
.blog-cards a {
  color: var(--color-accent);
  font-weight: 600;
  margin-top: 8px;
}
.blog-cards a:hover {
  color: var(--color-secondary);
}

/* ====== CATEGORY TAGS ====== */
.category-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 0;
}
.category-tags a {
  background: var(--color-btn-gradient);
  color: var(--color-primary);
  font-family: 'Montserrat', Arial, sans-serif;
  font-size: 1rem;
  font-weight: 500;
  padding: 8px 20px;
  border-radius: var(--radius-md);
  transition: var(--transition);
  box-shadow: 0 2px 8px 0 rgba(19,60,85,0.07);
}
.category-tags a:hover {
  background: var(--color-btn-gradient-hover);
  color: var(--color-primary);
}

/* ====== FOOTER ====== */
footer {
  background: var(--color-footer-bg);
  color: var(--color-footer-text);
  padding: 48px 0 24px 0;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  margin-top: 60px;
}
footer .container {
  flex-direction: row;
  align-items: flex-start;
  justify-content: space-between;
  gap: 40px;
}
footer nav {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
footer nav a {
  color: var(--color-footer-text);
  font-family: 'Montserrat', Arial, sans-serif;
  font-size: 1rem;
  font-weight: 500;
  opacity: 0.85;
  transition: var(--transition);
}
footer nav a:hover, footer nav a:focus {
  color: var(--color-accent);
  opacity: 1;
}
.footer-contact {
  font-size: 0.98rem;
  color: var(--color-footer-text);
  opacity: 0.85;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
footer img {
  max-width: 140px;
  margin-bottom: 18px;
}

/* ====== COOKIE CONSENT BANNER ====== */
.cookie-banner {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 300;
  background: var(--color-cookie-bg);
  color: var(--color-cookie-text);
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 32px;
  box-shadow: 0 -2px 16px 0 rgba(19,60,85,0.13);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  opacity: 0;
  pointer-events: none;
  transform: translateY(100%);
  transition: var(--transition);
}
.cookie-banner.active {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.cookie-banner__text {
  flex: 1 1 0;
  font-size: 1rem;
  color: var(--color-cookie-text);
}
.cookie-banner__actions {
  display: flex;
  flex-direction: row;
  gap: 16px;
}
.cookie-btn {
  font-family: 'Montserrat', Arial, sans-serif;
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-md);
  padding: 10px 24px;
  cursor: pointer;
  transition: var(--transition);
  margin: 0;
}
.cookie-btn.accept {
  background: var(--color-cookie-btn);
  color: var(--color-cookie-btn-text);
}
.cookie-btn.accept:hover {
  background: #ffd77a;
  color: var(--color-primary);
}
.cookie-btn.reject {
  background: #fff;
  color: var(--color-primary);
  border: 1.5px solid var(--color-accent);
}
.cookie-btn.reject:hover {
  background: #f7fafc;
  color: var(--color-accent);
}
.cookie-btn.settings {
  background: transparent;
  color: #fff;
  border: 1.5px solid #fff;
}
.cookie-btn.settings:hover {
  background: #fff;
  color: var(--color-primary);
}

/* ====== COOKIE MODAL ====== */
.cookie-modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(19,60,85,0.45);
  z-index: 400;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
}
.cookie-modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}
.cookie-modal {
  background: #fff;
  color: var(--color-primary);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 32px 0 rgba(19,60,85,0.18);
  padding: 36px 32px 28px 32px;
  min-width: 320px;
  max-width: 95vw;
  display: flex;
  flex-direction: column;
  gap: 20px;
  animation: fadeInModal 0.35s cubic-bezier(.4,0,.2,1);
}
@keyframes fadeInModal {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}
.cookie-modal h2 {
  font-size: 1.4rem;
  margin-bottom: 8px;
}
.cookie-modal .cookie-category {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 10px;
}
.cookie-modal .cookie-category label {
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-primary);
}
.cookie-modal .cookie-toggle {
  width: 38px;
  height: 22px;
  border-radius: 12px;
  background: #e0ecf7;
  position: relative;
  cursor: pointer;
  transition: background 0.2s;
  margin-right: 8px;
}
.cookie-modal .cookie-toggle input {
  display: none;
}
.cookie-modal .cookie-toggle span {
  position: absolute;
  left: 3px;
  top: 3px;
  width: 16px;
  height: 16px;
  background: var(--color-secondary);
  border-radius: 50%;
  transition: left 0.2s, background 0.2s;
}
.cookie-modal .cookie-toggle input:checked + span {
  left: 19px;
  background: var(--color-accent);
}
.cookie-modal .cookie-category.essential label {
  color: var(--color-primary);
  opacity: 0.7;
}
.cookie-modal .cookie-category.essential .cookie-toggle {
  background: #e0ecf7;
  cursor: not-allowed;
}
.cookie-modal .cookie-category.essential span {
  background: var(--color-secondary);
}
.cookie-modal .cookie-category.essential input:checked + span {
  background: var(--color-secondary);
}
.cookie-modal .cookie-actions {
  display: flex;
  flex-direction: row;
  gap: 16px;
  margin-top: 12px;
}

/* ====== RESPONSIVE DESIGN ====== */
@media (max-width: 1024px) {
  .container {
    max-width: 900px;
  }
  footer .container {
    flex-direction: column;
    align-items: flex-start;
    gap: 32px;
  }
}
@media (max-width: 900px) {
  .container {
    max-width: 98vw;
  }
  .card-container, .card-grid, .feature-grid, .service-cards, .course-cards, .benefits-grid, .resource-cards, .guide-list, .blog-cards, .team-grid, .values-grid, .event-cards, .gallery-grid {
    gap: 18px;
  }
}
@media (max-width: 768px) {
  html {
    font-size: 15px;
  }
  header .container {
    flex-direction: row;
    align-items: center;
    gap: 0;
    min-height: 60px;
  }
  header nav {
    display: none;
  }
  .mobile-menu-toggle {
    display: block;
  }
  .btn-primary {
    margin-left: 0;
  }
  section {
    padding: 28px 8px;
    margin-bottom: 40px;
  }
  .content-wrapper {
    gap: 18px;
  }
  .card-container, .card-grid, .feature-grid, .service-cards, .course-cards, .benefits-grid, .resource-cards, .guide-list, .blog-cards, .team-grid, .values-grid, .event-cards, .gallery-grid {
    flex-direction: column;
    gap: 16px;
  }
  .testimonial-slider {
    flex-direction: column;
    gap: 16px;
  }
  .text-image-section {
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
  }
  .category-tags {
    flex-direction: column;
    gap: 10px;
  }
  footer .container {
    flex-direction: column;
    align-items: flex-start;
    gap: 24px;
  }
  .cookie-banner {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    padding: 18px 12px;
  }
  .cookie-banner__actions {
    flex-direction: column;
    gap: 10px;
  }
  .cookie-modal {
    padding: 22px 10px 18px 10px;
    min-width: 90vw;
  }
}
@media (max-width: 480px) {
  html {
    font-size: 14px;
  }
  h1 {
    font-size: 1.7rem;
  }
  h2 {
    font-size: 1.25rem;
  }
  .btn-primary {
    padding: 12px 18px;
    font-size: 1rem;
  }
  .cookie-modal {
    min-width: 98vw;
    padding: 12px 4px 10px 4px;
  }
}

/* ====== MICRO-INTERACTIONS ====== */
.card, .team-member, .blog-cards > div, .testimonial-card {
  transition: box-shadow 0.22s cubic-bezier(.4,0,.2,1), transform 0.22s cubic-bezier(.4,0,.2,1);
}
.card:hover, .team-member:hover, .blog-cards > div:hover, .testimonial-card:hover {
  box-shadow: 0 8px 32px 0 rgba(19,60,85,0.13);
  transform: translateY(-2px) scale(1.02);
}

.btn-primary:active, .cookie-btn:active {
  transform: scale(0.97);
}

/* ====== UTILITY CLASSES ====== */
.mt-0 { margin-top: 0 !important; }
.mb-0 { margin-bottom: 0 !important; }
.mt-2 { margin-top: 2px !important; }
.mb-2 { margin-bottom: 2px !important; }
.mt-4 { margin-top: 4px !important; }
.mb-4 { margin-bottom: 4px !important; }
.mt-8 { margin-top: 8px !important; }
.mb-8 { margin-bottom: 8px !important; }

/* ====== ACCESSIBILITY ====== */
:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* ====== HIDE/SHOW CLASSES ====== */
.hide { display: none !important; }
.show { display: block !important; }

/* ====== END OF STYLE.CSS ====== */