/* =========================
   CSS RESET & NORMALIZE
   ========================= */
html {
  box-sizing: border-box;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
*, *:before, *:after {
  box-sizing: inherit;
  margin: 0;
  padding: 0;
  border: 0;
}
body {
  min-height: 100vh;
  background: #fff;
  color: #131313;
  font-family: 'Open Sans', Arial, Helvetica, sans-serif;
  font-size: 1rem;
  line-height: 1.65;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
}
img, svg {
  display: inline-block;
  vertical-align: middle;
  height: auto;
  max-width: 100%;
}
ul, ol {
  list-style-position: inside;
}
input, textarea, button, select, a {
  font: inherit;
  outline: none;
  color: inherit;
}
a {
  text-decoration: none;
  color: #173B56;
  transition: color .2s;
}
a:hover, a:focus {
  color: #25A0E2;
  text-decoration: underline;
}

/* ===============================================
   BRAND PALETTE AS MONOCHROME_SOPHISTICATED BASE
   =============================================== */
:root {
  --color-bg: #fff;
  --color-bg-alt: #F2F6FA;
  --color-text: #131313;
  --color-text-dark: #222;
  --color-primary: #13181C;
  --color-secondary: #555;
  --color-accent: #E6E6E9;
  --color-hover: #F2F6FA;
  --color-contrast: #000;
  --color-link: #173B56;
  --color-brand: #173B56;
  --color-brand-accent: #25A0E2;
  --color-shadow: rgba(23, 59, 86, 0.08);
  --radius: 12px;
}

/* =========
   TYPOGRAPHY
   ========= */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Montserrat', Arial, Helvetica, sans-serif;
  color: #131313;
  margin-bottom: 16px;
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: 0.02em;
}
h1 {
  font-size: 2.6rem;
  margin-bottom: 16px;
  color: #131313;
}
h2 {
  font-size: 2rem;
  margin-bottom: 16px;
  color: #131313;
}
h3 {
  font-size: 1.25rem;
  margin-bottom: 8px;
  color: #222;
}
h4, h5, h6 {
  font-size: 1.1rem;
}
p {
  font-size: 1.06rem;
  margin-bottom: 16px;
  font-family: 'Open Sans', Arial, sans-serif;
  color: #222;
  line-height: 1.7;
}
small {
  font-size: 0.9rem;
  color: #555;
}
strong {
  font-weight: 700;
  color: #111;
}

/* ======================
   LAYOUT & CONTAINERS
   ====================== */
.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  flex-direction: column;
}
.content-wrapper {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 24px;
}
/* Section spacing */
section, .section {
  margin-bottom: 60px;
  padding: 40px 0 0 0;
  background: transparent;
}

@media (max-width: 768px) {
  .container {
    padding: 0 12px;
  }
  section, .section {
    padding: 24px 0 0 0;
    margin-bottom: 40px;
  }
}

/* FLEXBOX ALIGNMENT PATTERNS */
.card-container, .course-cards, .content-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: flex-start;
  align-items: stretch;
}
.card {
  margin-bottom: 20px;
  position: relative;
  background: #fff;
  box-shadow: 0 2px 12px 0 var(--color-shadow);
  border-radius: var(--radius);
  padding: 28px 24px;
  min-width: 280px;
  transition: box-shadow .18s, background .18s;
}
.card:hover {
  box-shadow: 0 7px 22px 0 rgba(23,59,86,0.11);
  background: var(--color-bg-alt);
}

@media (max-width: 1000px) {
  .card-container, .course-cards, .content-grid {
    flex-direction: column;
    gap: 16px;
  }
}
@media (max-width: 768px) {
  .card {
    padding: 18px 12px;
    min-width: 0;
  }
}

.text-image-section {
  display: flex;
  align-items: center;
  gap: 30px;
  flex-wrap: wrap;
}
@media (max-width: 768px) {
  .text-image-section {
    flex-direction: column;
    gap: 20px;
    align-items: flex-start;
  }
}

.feature-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
}

.testimonial-card {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px 28px;
  border-radius: var(--radius);
  box-shadow: 0 2px 14px 0 rgba(19,19,19,0.07);
  background: #F7F8FA;
  margin-bottom: 20px;
  flex-wrap: wrap;
  min-width: 270px;
}
.testimonial-content {
  display: flex;
  flex-direction: column;
  flex: 1 1 0;
  gap: 8px;
  align-items: flex-start;
}
.testimonial-author {
  align-self: flex-end;
  font-weight: 600;
  font-size: 1.03rem;
  color: #173B56;
  opacity: .98;
}
.testimonial-card img {
  margin-right: 2px;
  height: 20px;
  width: 20px;
}
@media (max-width: 600px) {
  .testimonial-card {
    padding: 16px 8px;
    flex-direction: column;
    gap: 14px;
  }
  .testimonial-author {
    align-self: flex-start;
  }
}

/* FAQ styles */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 16px;
}
.faq-item {
  background: #fafbfc;
  border-left: 3px solid #222;
  padding: 18px 20px;
  border-radius: 8px;
  box-shadow: 0 0.5px 3.5px 0 rgba(55,55,55,.07);
  transition: box-shadow .18s, border-color .18s;
}
.faq-item h3 {
  color: #173B56;
  font-size: 1.12rem;
}
.faq-item:hover, .faq-item:focus-within {
  box-shadow: 0 3px 15px rgba(13,27,32,0.07);
  border-color: #25A0E2;
}

/* OL/UL normalization */
ul, ol {
  margin-bottom: 24px;
  padding-left: 22px;
  color: #222;
}
ul li, ol li {
  margin-bottom: 10px;
  padding-left: 8px;
  line-height: 1.7;
  position: relative;
}
ul img, ol img {
  margin-right: 6px;
  vertical-align: baseline;
}

/* =====================
   HEADER & NAVIGATION
   ===================== */
header {
  background: #fff;
  box-shadow: 0 2px 10px 0 rgba(28,50,70,0.06);
  position: sticky;
  top: 0;
  z-index: 1020;
}
header nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 22px;
  padding: 0 0 0 0;
  min-height: 60px;
}
header nav a {
  font-family: 'Montserrat', Arial, sans-serif;
  font-weight: 600;
  color: #173B56;
  font-size: 1rem;
  padding: 6px 8px;
  border-radius: 7px;
  transition: background 0.19s, color .18s;
  letter-spacing: 0.01em;
  line-height: 1;
  display: flex;
  align-items: center;
}
header nav a:hover, header nav a:focus {
  background: #F2F6FA;
  color: #25A0E2;
}
header nav .cta {
  background: #13181C;
  color: #fff !important;
  border-radius: 8px;
  padding: 9px 24px;
  margin-left: 6px;
  font-size: 1.12rem;
  font-family: 'Montserrat', Arial, sans-serif;
  letter-spacing: 0.01em;
  transition: background .2s, color .18s;
  box-shadow: 0 2px 6px 0 rgba(23,59,86,0.08);
}
header nav .cta:hover, header nav .cta:focus {
  background: #173B56;
  color: #fff;
}
header nav img {
  height: 38px;
  margin-right: 0.5em;
  margin-top: 2px;
}

@media (max-width: 1155px) {
  header nav {
    gap: 11px;
  }
  header nav .cta {
    padding: 9px 9px;
    font-size: 1rem; 
  }
}

@media (max-width: 960px) {
  header nav {
    gap: 7px;
    padding: 0 2px 0 0;
  }
}

@media (max-width: 900px) {
  header nav {
    flex-direction: row;
    gap: 3px;
  }
}

@media (max-width: 800px) {
  header nav a {
    font-size: .99rem;
    padding: 5px 4px;
  }
  header nav .cta {
    padding: 7px 5px;
    font-size: .97rem;
  }
}

@media (max-width: 690px) {
  header nav {
    display: none;
  }
  .mobile-menu-toggle {
    display: flex !important;
  }
}

@media (max-width: 420px) {
  header nav .cta {
    font-size: .93rem;
    padding: 6px 2px;
  }
}

/* ====================
   MOBILE BURGER MENU
   ==================== */
.mobile-menu-toggle {
  display: none;
  position: absolute;
  right: 20px;
  top: 12px;
  width: 46px;
  height: 44px;
  align-items: center;
  justify-content: center;
  background: #173B56;
  color: #fff;
  font-size: 2rem;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  transition: background .19s;
  z-index: 1301;
}
.mobile-menu-toggle:hover, .mobile-menu-toggle:focus {
  background: #25A0E2;
  color: #fff;
}

.mobile-menu {
  position: fixed;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: flex-start;
  width: 100vw;
  height: 100vh;
  left: 0;
  top: 0;
  background: #fff;
  box-shadow: 0 10px 40px 0 rgba(25,40,55,.14);
  transform: translateX(-100vw);
  transition: transform 0.25s cubic-bezier(0.52,1.24,0.18,1);
  z-index: 11000;
  padding: 0;
}
.mobile-menu.active {
  transform: translateX(0);
}
.mobile-menu-close {
  font-size: 2.0rem;
  color: #173B56;
  background: transparent;
  border: none;
  align-self: flex-end;
  margin: 16px 20px 8px 0;
  cursor: pointer;
  transition: color .18s;
  padding: 6px 11px;
  border-radius: 7px;
  z-index: 9991;
}
.mobile-menu-close:hover, .mobile-menu-close:focus {
  color: #25A0E2;
}
.mobile-nav {
  display: flex;
  flex-direction: column;
  width: 100%;
  gap: 4px;
  padding: 8px 32px;
}
.mobile-nav a {
  color: #173B56;
  font-family: 'Montserrat', Arial, sans-serif;
  font-size: 1.15rem;
  font-weight: 600;
  padding: 14px 0 14px 0;
  border-bottom: 1px solid #F2F6FA;
  transition: color .19s, background .17s;
}
.mobile-nav a:last-child {
  border-bottom: none;
}
.mobile-nav a:active, .mobile-nav a:hover, .mobile-nav a:focus {
  color: #25A0E2;
  background: #F2F6FA;
}
@media (min-width: 691px) {
  .mobile-menu, .mobile-menu-toggle {
    display: none !important;
  }
}

/* ==================
   HERO SECTIONS
   ================== */
.hero {
  background: linear-gradient(92deg, #fff 0%, #F2F6FA 95%);
  border-radius: 0 0 var(--radius) var(--radius);
  min-height: 310px;
  display: flex;
  align-items: center;
  box-shadow: 0 1.5px 16px rgba(23,59,86,0.04);
  padding: 44px 0 0 0;
  margin-bottom: 48px;
}
.hero .container {
  height: 100%;
  min-height: 246px;
  justify-content: center;
}
.hero h1 {
  color: #131313;
  font-family: 'Montserrat', Arial, sans-serif;
  font-size: 2.8rem;
  margin-bottom: 16px;
}
.hero p {
  font-size: 1.3rem;
  color: #222;
  margin-bottom: 22px;
}
@media (max-width: 768px) {
  .hero {
    min-height: 180px;
    padding: 22px 0 0 0;
    margin-bottom: 32px;
  }
  .hero h1 {
    font-size: 1.9rem;
  }
  .hero p {
    font-size: 1.07rem;
  }
}


/* ===============
   COURSE CARDS
   =============== */
.course-cards {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-bottom: 32px;
}
.course-card {
  background: #fff;
  box-shadow: 0 1.5px 13px rgba(33,33,33,0.09);
  border-radius: var(--radius);
  padding: 28px 22px;
  min-width: 260px;
  min-height: 170px;
  flex: 1 1 260px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: 8px;
  transition: box-shadow .19s, background .18s;
  margin-bottom: 20px;
}
.course-card h3 {
  color: #173B56;
  font-family: 'Montserrat', Arial, sans-serif;
  font-size: 1.12rem;
  margin-bottom: 7px;
}
.course-card .tag, .course-card .badge {
  display: inline-block;
  background: #F2F6FA;
  color: #173B56;
  border-radius: 6px;
  padding: 5px 14px;
  font-size: .98rem;
  font-weight: 600;
  margin-bottom: 4px;
}
.course-card .badge {
  background: #fff;
  border: 1.5px solid #173B56;
}
.course-card p {
  color: #222;
  font-size: 1rem;
  margin-bottom: 9px;
}
.course-card a {
  color: #173B56;
  font-weight: 600;
  margin-top: auto;
  text-decoration: underline;
  font-size: 1.03rem;
  transition: color .17s;
}
.course-card a:hover, .course-card a:focus {
  color: #25A0E2;
  text-decoration: underline;
}
.course-card:hover {
  box-shadow: 0 4px 20px 0 rgba(33,33,33,.13);
  background: #F2F6FA;
}
@media (max-width: 919px) {
  .course-cards {
    flex-direction: column;
    gap: 14px;
  }
}

/* ========================
   BUTTONS & CTA ELEMENTS
   ======================== */
.cta {
  display: inline-block;
  font-family: 'Montserrat', Arial, sans-serif;
  font-size: 1.1rem;
  padding: 12px 32px;
  color: #fff;
  background: #173B56;
  border-radius: 8px;
  font-weight: 700;
  letter-spacing: 0.01em;
  text-align: center;
  border: none;
  outline: none;
  transition: background 0.18s, color 0.18s, box-shadow 0.19s;
  box-shadow: 0 1.5px 12px 0 rgba(23,59,86,0.06);
  margin-top: 12px;
  cursor: pointer;
}
.cta:hover,
.cta:focus {
  background: #25A0E2;
  color: #fff;
  box-shadow: 0 4px 16px 0 rgba(37,160,226,0.09);
}

button, .button {
  font-size: 1.1rem;
  padding: 12px 25px;
  background: #222;
  color: #fff;
  border-radius: 8px;
  font-weight: 600;
  border: none;
  transition: background .16s, color .14s, box-shadow 0.15s;
  cursor: pointer;
}
button:hover, button:focus, .button:hover, .button:focus {
  background: #173B56;
  color: #fff;
}

/* =====================
   TABLES, FORMS & OTHER
   ===================== */
table {
  border-collapse: collapse;
  width: 100%;
  border-radius: var(--radius);
  overflow: hidden;
  margin: 24px 0;
  background: #fff;
  box-shadow: 0 1px 8px 0 rgba(33,33,33,0.06);
}
th, td {
  text-align: left;
  padding: 13px 14px;
  border-bottom: 1px solid #eee;
}
th {
  background: #F2F6FA;
  font-family: 'Montserrat', Arial, sans-serif;
}

input, textarea, select {
  font-family: 'Open Sans', Arial, sans-serif;
  font-size: 1rem;
  color: #131313;
  border: 1.1px solid #DDD;
  border-radius: 8px;
  padding: 10px 13px;
  background: #F7F8FA;
  transition: border-color .15s, box-shadow .15s;
  margin-bottom: 16px;
  width: 100%;
}
input:focus, textarea:focus, select:focus {
  border-color: #173B56;
  outline: none;
}

/* ===============
   FOOTER STYLES
   =============== */
footer {
  background: #F2F6FA;
  color: #222;
  padding: 38px 0 12px 0;
  margin-top: 64px;
  font-size: 1rem;
  box-shadow: 0 -1.5px 12px 0 rgba(23,59,86,0.06);
}
footer .container {
  flex-direction: row;
  align-items: flex-start;
  gap: 40px;
  justify-content: space-between;
}
footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}
footer nav a {
  color: #173B56;
  font-weight: 600;
  font-family: 'Montserrat', Arial, sans-serif;
  padding: 6px 2px;
  border-radius: 5px;
  font-size: 1rem;
  transition: color .17s, background .13s;
}
footer nav a:hover, footer nav a:focus {
  color: #25A0E2;
  background: #fff;
}
.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 7px;
}
.footer-contact p {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 1rem;
  color: #333;
  margin-bottom: 4px;
  line-height: 1.45;
}
.footer-contact img {
  height: 19px;
  width: 19px;
}
@media (max-width: 768px) {
  footer .container {
    flex-direction: column;
    gap: 15px;
    align-items: flex-start;
  }
}

/* ===================
   COOKIE CONSENT BAR
   =================== */
.cookie-banner {
  position: fixed;
  z-index: 90000;
  left: 0;
  bottom: 0;
  width: 100vw;
  background: #13181c;
  color: #fff;
  box-shadow: 0 -2px 12px 0 rgba(23,59,86,0.10);
  padding: 24px 16px 20px 16px;
  display: flex;
  flex-direction: row;
  gap: 28px;
  align-items: center;
  justify-content: space-between;
  transition: transform .33s cubic-bezier(.51,1.38,.26,1);
  font-size: 1.09rem;
}
.cookie-banner.hide {
  transform: translateY(110%);
  pointer-events: none;
}
.cookie-banner .cookie-banner-text {
  max-width: 650px;
  color: #fff;
}
.cookie-banner .cookie-banner-actions {
  display: flex;
  flex-direction: row;
  gap: 16px;
  align-items: center;
}
.cookie-banner button {
  padding: 10px 22px;
  border-radius: 7px;
  font-weight: 600;
  font-size: 1rem;
  color: #fff;
  border: none;
  margin: 0 6px 0 0;
  background: #173B56;
  cursor: pointer;
  transition: background .17s;
}
.cookie-banner button.accept {
  background: #25A0E2;
  color: #fff;
}
.cookie-banner button.reject {
  background: #24262B;
  color: #fff;
}
.cookie-banner button.settings {
  background: #F2F6FA;
  color: #173B56;
}
.cookie-banner button:hover, .cookie-banner button:focus {
  background: #13181C;
  color: #fff;
}
.cookie-banner button.settings:hover, .cookie-banner button.settings:focus {
  background: #173B56;
  color: #fff;
}
@media (max-width: 700px) {
  .cookie-banner {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    font-size: 0.99rem;
  }
  .cookie-banner .cookie-banner-actions {
    justify-content: flex-start;
    gap: 11px;
  }
}

/* ================
  COOKIE MODAL
  ================ */
.cookie-modal {
  display: none;
  position: fixed;
  z-index: 99999;
  left: 0; top: 0; right: 0; bottom: 0;
  background: rgba(22, 26, 30, 0.68);
  justify-content: center;
  align-items: center;
  width: 100vw;
  height: 100vh;
  animation: fadein .2s;
}
.cookie-modal.show {
  display: flex;
}
@keyframes fadein {
  from { opacity: 0; }
  to { opacity: 1; }
}
.cookie-modal-dialog {
  background: #fff;
  color: #131313;
  border-radius: 14px;
  max-width: 420px;
  width: 90vw;
  padding: 42px 32px 32px 32px;
  box-shadow: 0 8px 38px rgba(37,160,226,0.10);
  display: flex;
  flex-direction: column;
  position: relative;
  gap: 18px;
  animation: slideup .4s cubic-bezier(.22,1.02,.17,1);
}
@keyframes slideup {
  from { transform: translateY(60px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}
.cookie-modal-dialog h2 {
  font-size: 1.3rem;
  margin-bottom: 10px;
  font-family: 'Montserrat', Arial, sans-serif;
  color: #13181c;
}
.cookie-modal-dialog .cookie-category {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  background: #F2F6FA;
  border-radius: 7px;
  padding: 13px 17px;
  margin-bottom: 9px;
  font-size: 1.01rem;
}
.cookie-modal-dialog .cookie-category > span {
  font-weight: 600;
}
.cookie-modal-dialog .switch {
  position: relative;
  display: inline-block;
  width: 46px;
  height: 25px;
}
.cookie-modal-dialog .switch input {
  opacity: 0;
  width: 0;
  height: 0;
  pointer-events: none;
}
.cookie-modal-dialog .slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: #ccc;
  border-radius: 25px;
  transition: .3s;
}
.cookie-modal-dialog .slider:before {
  position: absolute;
  content: "";
  height: 20px;
  width: 20px;
  left: 3px;
  bottom: 2px;
  background: #fff;
  transition: .3s;
  border-radius: 50%;
  box-shadow: 0 1px 3px rgba(0,0,0,0.13);
}
.cookie-modal-dialog .switch input:checked + .slider {
  background: #25A0E2;
}
.cookie-modal-dialog .switch input:checked + .slider:before {
  transform: translateX(20px);
  background: #13181c;
}
.cookie-modal-dialog .cookie-modal-actions {
  display: flex;
  flex-direction: row;
  gap: 17px;
  margin-top: 11px;
  justify-content: flex-end;
}
.cookie-modal-dialog .cookie-modal-close {
  position: absolute;
  right: 12px; top: 15px;
  background: transparent;
  border: none;
  color: #173B56;
  font-size: 2.05rem;
  cursor: pointer;
  padding: 2px 7px;
  border-radius: 7px;
  transition: background .17s, color .15s;
}
.cookie-modal-dialog .cookie-modal-close:hover, .cookie-modal-dialog .cookie-modal-close:focus {
  color: #25A0E2;
  background: #F2F6FA;
}
@media (max-width: 480px) {
  .cookie-modal-dialog {
    padding: 19px 8px 22px 8px;
  }
}

/* ===========
   UTILITIES
   =========== */
.hide { display: none !important; }
.text-center { text-align: center !important; }
.mt-24 { margin-top: 24px !important; }
.mb-24 { margin-bottom: 24px !important; }
.gap-16 { gap: 16px !important; }
.gap-24 { gap: 24px !important; }

/* Micro-interactions */
a, button, .cta, .mobile-menu-close, .mobile-menu-toggle, .course-card, .card, .faq-item, .testimonial-card {
  transition: background .17s, box-shadow .20s, color .15s, transform .15s;
}
.course-card:hover, .card:hover, .faq-item:hover, .testimonial-card:hover {
  transform: translateY(-2px) scale(1.012);
}

::selection {
  background: #D2EEFF;
  color: #131313;
}

/* ===============
   PRINT SUPPORT
   =============== */
@media print {
  header, .mobile-menu, .cookie-banner, .cookie-modal, footer {
    display: none !important;
  }
  body, main, section, .container {
    background: #fff !important;
    color: #000 !important;
    box-shadow: none !important;
  }
}