/* =============================================================
   CSS RESET & NORMALIZE (cross-browser)
   ============================================================= */
html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed, 
figure, figcaption, footer, header, hgroup, 
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
  margin: 0;
  padding: 0;
  border: 0;
  font-size: 100%;
  font: inherit;
  vertical-align: baseline;
  box-sizing: border-box;
}
html { box-sizing: border-box; }
*, *::before, *::after { box-sizing: inherit; }
body {
  line-height: 1.5;
  background-color: #20242B;
  color: #F7F5F3;
  min-height: 100vh;
  font-family: 'Open Sans', Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  font-size: 16px;
  background: linear-gradient(140deg, #20363F 0%, #22495F 70%, #171C23 100%);
}
img, picture, video, canvas, svg { display: inline-block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; transition: color .18s cubic-bezier(.55,.22,.45,1); }
a:focus { outline: 2px solid #F6BE6C; outline-offset: 2px; }
ul, ol { margin-left: 1.25em; }
button, input, select, textarea {
  font-family: inherit;
  font-size: 1em;
  color: inherit;
  background: none;
  border: none;
  outline: none;
}
button { cursor: pointer; }

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

:root {
  --primary: #22495F;
  --secondary: #8CABA3;
  --accent: #F7F5F3;
  --nav-bg: #19222C;
  --neon-blue: #5cf0ff;
  --neon-green: #3ef6b8;
  --neon-pink: #f56cbe;
  --headline: 'Raleway', Arial, sans-serif;
  --body: 'Open Sans', Arial, sans-serif;
  --radius: 20px;
  --shadow: 0 6px 32px 0 rgba(28,42,56,0.18), 0 1.5px 3.5px 0 rgba(60,150,200,0.10);
  --transition-main: cubic-bezier(.55,.22,.45,1) 0.28s;
  --spacing-1: 8px;
  --spacing-2: 16px;
  --spacing-3: 24px;
  --spacing-4: 40px;
  --spacing-hero: 80px;
  --fw-bold: 700;
  --fw-heavy: 900;
}

/* =============================================================
   LAYOUT BASICS + CONTAINERS
   ============================================================= */
.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 var(--spacing-2);
  display: flex;
  flex-direction: column;
  align-items: stretch;
}
.content-wrapper {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.section {
  margin-bottom: 60px;
  padding: 40px 20px;
  background: rgba(30,40,50,0.07);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
@media (max-width: 768px) {
  .section {
    padding: 28px 6px;
    margin-bottom: 40px;
  }
  .container { padding: 0 6px; }
}

/* =============================================================
   TYPOGRAPHY & HEADINGS
   ============================================================= */
h1, .h1 {
  font-family: var(--headline);
  font-size: 2.7rem;
  line-height: 1.12;
  font-weight: var(--fw-heavy);
  background: linear-gradient(90deg, #5cf0ff 30%, #F6BE6C 70%);
  color: transparent;
  -webkit-background-clip: text;
  background-clip: text;
  margin-bottom: 12px;
  letter-spacing: -0.5px;
}
@media (max-width: 600px) {
  h1, .h1 { font-size: 2.1rem; }
}
h2, .h2 {
  font-family: var(--headline);
  font-size: 2rem;
  font-weight: 700;
  color: var(--neon-blue);
  margin-bottom: 10px;
  letter-spacing: -0.4px;
}
h3, .h3 {
  font-family: var(--headline);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--neon-green);
  margin-bottom: 8px;
}
h4, .h4 { font-family: var(--headline); }

.subheadline {
  font-size: 1.22rem;
  margin-bottom: 22px;
  color: var(--secondary);
  max-width: 680px;
  font-family: var(--body);
  font-weight: 400;
  letter-spacing: 0.01em;
}
p, li, ul, ol, span {
  font-family: var(--body);
  font-size: 1rem;
  color: #F7F5F3;
  line-height: 1.7;
}
strong { color: var(--neon-blue); font-weight: 700; }
li { margin-bottom: 10px; }

@media (max-width: 600px) {
  h2, .h2 { font-size: 1.3rem; }
  .subheadline { font-size: 1rem; }
}

/* --- Link Styling --- */
a { position: relative; }
a:hover, a:active {
  color: var(--neon-pink);
  text-shadow: 0 0 10px var(--neon-pink), 0 0 2px #fff;
}

/* =============================================================
   NAVIGATION (Desktop & Mobile)
   ============================================================= */
.main-nav {
  width: 100%;
  background: var(--nav-bg);
  box-shadow: 0 2px 12px 0 rgba(34, 73, 95,0.12);
  border-radius: 0 0 var(--radius) var(--radius);
  display: flex;
  justify-content: flex-start;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
}
.main-nav img { height: 34px; width: auto; margin-right: 18px; }
.main-nav a {
  color: var(--accent);
  font-family: var(--headline);
  font-size: 1rem;
  font-weight: 600;
  margin-right: 8px;
  padding: 7px 16px;
  border-radius: 12px;
  transition: background .17s, color .14s, box-shadow .14s;
  position: relative;
  z-index: 1;
}
.main-nav a.cta-btn {
  background: var(--neon-blue);
  color: #181e29;
  box-shadow: 0 0 0 2px var(--neon-blue), 0 0 18px 2px var(--neon-blue);
  font-size: 1.05em;
  margin-left: 28px;
  transition: box-shadow 0.24s var(--transition-main), background 0.16s;
}
.main-nav a.cta-btn:hover {
  background: var(--neon-green);
  box-shadow: 0 0 18px 2px var(--neon-green);
  color: #191a20;
}
.main-nav a:hover:not(.cta-btn) {
  background: transparent;
  color: var(--neon-blue);
  text-shadow: 0 0 4px var(--neon-blue), 0 0 2px #fff;
}

@media (max-width: 1050px) {
  .main-nav { flex-wrap: wrap; gap: 2px; padding: 10px 10px; }
  .main-nav img { margin-right: 8px; }
  .main-nav a { font-size: 0.97em; padding: 7px 7px; }
  .main-nav a.cta-btn { margin-left: 12px; }
}

/* --- Hamburger Button --- */
.mobile-menu-toggle {
  display: none;
  background: var(--neon-pink);
  color: #fff;
  border-radius: 50%;
  width: 44px;
  height: 44px;
  position: absolute;
  right: 16px;
  top: 16px;
  font-size: 2rem;
  z-index: 51;
  border: none;
  box-shadow: 0 1.5px 8px rgba(245,108,190,0.18);
  transition: background 0.13s, color 0.13s;
}
.mobile-menu-toggle:focus {
  outline: 3px solid var(--neon-blue);
}

@media (max-width: 900px) {
  .main-nav { display: none; }
  .mobile-menu-toggle { display: block; }
}

/* --- Mobile Menu Overlay --- */
.mobile-menu {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(24,30,44,0.99);
  z-index: 1001;
  transform: translateX(100%);
  transition: transform 0.38s var(--transition-main);
  display: flex;
  flex-direction: column;
}
.mobile-menu.open {
  transform: translateX(0);
}
.mobile-menu-close {
  align-self: flex-end;
  margin: 18px 18px 0 0;
  background: var(--neon-blue);
  color: #1c2933;
  font-size: 2.15rem;
  border-radius: 50%;
  width: 48px; height: 48px;
  border: none;
  box-shadow: 0 0 8px var(--neon-blue);
  transition: background .13s;
}
.mobile-menu-close:focus { outline: 3px solid var(--neon-pink); }
.mobile-nav {
  margin-top: 30px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  align-items: center;
}
.mobile-nav a {
  color: var(--neon-green);
  font-family: var(--headline);
  font-size: 1.18rem;
  padding: 13px 0;
  border-radius: 8px;
  font-weight: 700;
  min-width: 200px;
  text-align: center;
  transition: background 0.18s, color 0.17s;
}
.mobile-nav a:hover {
  background: var(--neon-blue);
  color: #12121a;
  box-shadow: 0 0 0 2px var(--neon-blue);
}

@media (max-width: 900px) {
  .mobile-menu { display: flex; }
}

/* =============================================================
   HERO SECTION + GENERAL SECTIONS
   ============================================================= */
.hero-section {
  padding: 56px 0 24px 0;
  background: linear-gradient(95deg, #22495F 60%, #8CABA3 100%);
  position: relative;
  overflow: hidden;
}
.hero-section .container {
  min-height: 330px;
  justify-content: center;
}
.hero-section .content-wrapper {
  align-items: flex-start;
  justify-content: center;
  gap: 28px;
  min-height: 170px;
}
.hero-section h1, .hero-section .h1 {
  background: linear-gradient(90deg, #FFF 0%, #5cf0ff 80%);
  color: transparent;
  -webkit-background-clip: text;
          background-clip: text;
  margin-bottom: 8px;
  text-shadow: 0 2px 18px #06213E31;
}
.hero-section .subheadline {
  color: #eafafe;
  font-weight: 500;
}

/* =============================================================
   FLEXBOX UTILITY LAYOUTS
   ============================================================= */
.card-container {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}
.card {
  margin-bottom: 20px;
  position: relative;
  background: #1b2530;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px 24px;
  transition: box-shadow 0.24s, border 0.16s, transform 0.12s;
  min-width: 230px;
  flex: 1 1 320px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 14px;
}
.card:hover {
  border: 1.5px solid var(--neon-blue);
  box-shadow: 0 0 14px var(--neon-blue), var(--shadow);
  transform: translateY(-6px) scale(1.03);
}

.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;
}
@media (max-width: 768px) {
  .text-image-section {
    flex-direction: column;
    align-items: stretch;
    gap: 24px;
  }
}

/* =============================================================
   FEATURE GRID & FEATURE ITEMS
   ============================================================= */
.feature-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  margin: 0 0 10px 0;
  justify-content: flex-start;
  list-style: none;
}
.feature-grid li {
  background: #212b36;
  border-radius: var(--radius);
  box-shadow: 0 2px 12px 0 #27486444;
  flex: 1 1 210px;
  min-width: 185px;
  max-width: 300px;
  padding: 28px 20px 16px 20px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 11px;
  transition: box-shadow .22s var(--transition-main), transform 0.18s;
  border: 1.5px solid #25456066;
}
.feature-grid li:hover {
  box-shadow: 0 0 14px var(--neon-blue);
  border: 1.5px solid var(--neon-blue);
  transform: scale(1.04);
}
.feature-grid img {
  height: 38px;
  margin-bottom: 8px;
  filter: drop-shadow(0 0 5px var(--neon-blue));
}
.feature-grid h3 { font-size: 1.08rem; color: var(--neon-blue);}
.feature-grid p { color: var(--accent); font-size: 0.97rem; }

.feature-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
  margin-bottom: 20px;
}

@media (max-width: 920px) {
  .feature-grid { gap: 16px; }
}
@media (max-width: 700px) {
  .feature-grid { flex-direction: column; gap: 14px; }
}

/* =============================================================
   TESTIMONIAL CARDS
   ============================================================= */
.testimonial-card {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px;
  margin-bottom: 24px;
  background: #F7F5F3;
  color: #22495F !important;
  border-radius: var(--radius);
  box-shadow: 0 8px 22px 0 #26506015;
  font-size: 1.06rem;
  font-family: var(--body);
  transition: box-shadow 0.19s, border 0.13s, background 0.16s;
  min-width: 220px;
  max-width: 660px;
}
.testimonial-card p {
  color: #15323e !important;
  margin-bottom: 12px;
}
.testimonial-card span {
  color: var(--primary);
  font-size: 0.98em;
  font-weight: 600;
}
.testimonial-card:hover {
  box-shadow: 0 0 28px var(--neon-pink), 0 2.5px 18px #26506011;
  border: 1.5px solid var(--neon-pink);
}

@media (max-width: 600px) {
  .testimonial-card { flex-direction: column; gap: 10px; padding: 14px; }
}

/* =============================================================
   GENERAL BUTTONS, CTA
   ============================================================= */
.cta-btn, .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 29px;
  border-radius: 40px;
  background: linear-gradient(90deg, var(--neon-blue) 40%, var(--neon-green) 100%);
  color: #151a21;
  font-family: var(--headline);
  font-size: 1.07rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  border: none;
  transition: box-shadow .20s var(--transition-main), background 0.17s, color 0.14s;
  margin-top: 10px;
  box-shadow: 0 0 14px 0 var(--neon-blue);
  position: relative;
  z-index: 1;
}
.cta-btn:hover, .cta-btn:focus, .btn:hover, .btn:focus {
  background: linear-gradient(90deg, var(--neon-pink) 25%, var(--neon-blue) 95%);
  color: #fff;
  box-shadow: 0 0 24px 4px var(--neon-pink);
}

/* =============================================================
   COMMON LISTS, TEXT BLOCKS
   ============================================================= */
ul, ol {
  margin-top: 0.6em;
  margin-bottom: 1.1em;
  padding-left: 2em;
  font-size: 1em;
}
ul li, ol li {
  margin-bottom: 10px;
  line-height: 1.8;
  color: var(--accent);
}

.text-section {
  display: flex;
  flex-direction: column;
  gap: 14px;
  font-size: 1.07em;
  margin-bottom: 18px;
}

/* =============================================================
   FORMATTED FOOTER
   ============================================================= */
footer {
  background: #161b22;
  padding: 42px 0 9px 0;
  margin-top: 44px;
  box-shadow: 0 -1.5px 10px 0 #25506033;
  position: relative;
  z-index: 0;
  border-radius: var(--radius) var(--radius) 0 0;
}
.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  justify-content: center;
  padding-bottom: 8px;
}
.footer-nav a {
  color: var(--neon-blue);
  font-family: var(--headline);
  font-weight: 700;
  padding: 8px 12px;
  border-radius: 12px;
  transition: background 0.13s, color 0.17s;
  font-size: 0.97em;
}
.footer-nav a:hover {
  background: var(--neon-blue);
  color: #191a20;
  box-shadow: 0 1px 8px var(--neon-blue);
}
.footer-info {
  margin-top: 7px;
  text-align: center;
  color: var(--secondary);
  font-size: 0.97em;
  letter-spacing: 0.04em;
}
@media (max-width: 750px) {
  footer { padding: 30px 0 8px 0; }
  .footer-nav { gap: 12px; }
}

/* =============================================================
   COOKIE CONSENT BANNER
   ============================================================= */
#cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100vw;
  background: #202e37;
  color: #e0f8ff;
  box-shadow: 0 -2.5px 16px 0 #3ef6b844;
  z-index: 2500;
  padding: 20px 14px 24px 14px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 22px;
  font-family: var(--body);
  font-size: 1rem;
  animation: fadeInSlideUp 0.46s var(--transition-main);
}
#cookie-banner .cookie-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin: 0 auto;
}
#cookie-banner button {
  background: var(--neon-blue);
  color: #19222C;
  padding: 8px 28px;
  border-radius: 22px;
  font-family: var(--headline);
  font-weight: 700;
  border: none;
  font-size: 1em;
  transition: background 0.16s, color 0.14s;
}
#cookie-banner .btn-reject {
  background: var(--neon-pink);
  color: #fff;
}
#cookie-banner .btn-settings {
  background: #253c49;
  color: #fff;
}
#cookie-banner button:hover {
  background: var(--neon-green);
  color: #19222C;
}

@media (max-width: 600px) {
  #cookie-banner { font-size: 0.97em; padding: 13px 3px 16px 3px; }
  #cookie-banner .cookie-buttons { flex-direction: column; gap: 10px; }
}

@keyframes fadeInSlideUp {
  from { opacity: 0; transform: translateY(50px); }
  to { opacity: 1; transform: translateY(0); }
}

/* === Cookie Preferences Modal === */
#cookie-modal {
  position: fixed;
  z-index: 2600;
  top: 0; left: 0; width: 100vw; height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  background: rgba(30,40,50,0.96);
  animation: fadeInSlideUp 0.32s var(--transition-main);
}
#cookie-modal .modal-content {
  background: #132934;
  color: #E5F9FA;
  border-radius: 28px;
  max-width: 420px;
  padding: 42px 30px 32px 30px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  box-shadow: 0 8px 38px #29e9c7aa;
  gap: 28px;
}
#cookie-modal h2 { color: var(--neon-blue); margin-bottom: 2px; }
#cookie-modal .category-option {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 10px 0;
}
#cookie-modal .category-label {
  font-size: 1em;
  font-family: var(--body);
  font-weight: 600;
}
#cookie-modal input[type='checkbox'], #cookie-modal input[type='radio'] {
  width: 19px; height: 19px;
}
#cookie-modal .modal-buttons {
  display: flex;
  gap: 18px;
  width: 100%;
  justify-content: flex-end;
  margin-top: 16px;
}
#cookie-modal button {
  background: var(--neon-blue);
  color: #121c1d;
  border-radius: 22px;
  border: none;
  font-family: var(--headline);
  padding: 8px 24px;
  font-weight: 600;
  font-size: 1em;
  transition: background 0.16s, color 0.15s;
}
#cookie-modal button.btn-cancel {
  background: #253c49;
  color: #fff;
}
#cookie-modal button:hover {
  background: var(--neon-green);
  color: #14151c;
}

@media (max-width:540px) {
  #cookie-modal .modal-content {
    padding: 20px 12px 18px 12px;
    max-width: 98vw;
    border-radius: 16px;
    font-size:0.97em;
  }
}

/* =============================================================
   ANIMATIONS & MICRO-INTERACTIONS
   ============================================================= */
.card, .feature-grid li, .testimonial-card, .cta-btn, .btn {
  transition: box-shadow .19s, transform .18s, background .15s, color .13s;
}
.section, .hero-section, .card, .feature-grid li { transition: box-shadow 0.25s; }

/* =============================================================
   RESPONSIVE MEDIA QUERIES
   ============================================================= */
@media (max-width: 700px) {
  .container { max-width: 96vw; }
  h1, .h1 { font-size: 2rem; }
  h2, .h2 { font-size: 1.18rem; }
  .card, .feature-grid li { padding: 18px 12px; min-width: 160px; }
  .testimonial-card { max-width: 98vw; }
}

/* =============================================================
   MISC/ELEMENT UTILITIES
   ============================================================= */
::-webkit-scrollbar { width: 12px; background: #27343f; }
::-webkit-scrollbar-thumb { background: #143850; border-radius: 8px; }

[tabindex]:focus { outline: 2.5px solid var(--neon-blue); outline-offset: 1.5px; }

/* 
  The following classes ensure that all flexbox containers defined
  in requirements have exact selectors and rules applied:
*/
.section { margin-bottom: 60px; padding: 40px 20px; }
.card-container { display: flex; flex-wrap: wrap; gap: 24px; }
.card { margin-bottom: 20px; position: relative; }
.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; align-items: center; gap: 20px; padding: 20px; }
.feature-item { display: flex; flex-direction: column; align-items: flex-start; gap: 15px; }

@media (max-width: 768px) {
  .section { margin-bottom: 40px; padding: 28px 6px; }
  .card-container { gap: 12px; }
  .content-grid { gap: 10px; flex-direction: column; }
  .text-image-section { flex-direction: column; gap: 18px; }
}