/* =====================
   CSS RESET & NORMALIZE
===================== */
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;
}
article, aside, details, figcaption, figure, 
footer, header, hgroup, main, menu, nav, section {
  display: block;
}
body {
  line-height: 1.5;
  background: #F4F6F8;
  color: #183848;
  font-family: 'Open Sans', Arial, sans-serif;
  font-size: 16px;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
a { color: inherit; text-decoration: none; }
img, picture, video, canvas, svg {
  display: inline-block;
  vertical-align: middle;
  max-width: 100%;
}
ul, ol { list-style: none; }
input, button, textarea, select {
  font: inherit;
  outline: none;
  background: none;
  border: none;
}
button { cursor: pointer; }

/* =======================
    BRAND COLORS & FONTS
======================= */
:root {
  --color-primary: #183848;
  --color-secondary: #66A3C2;
  --color-accent: #F4F6F8;
  --color-dark: #12212b;
  --color-white: #fff;
  --color-gradient-start: #183848;
  --color-gradient-end: #66A3C2;
  --color-shadow: rgba(24, 56, 72, 0.1);
  --font-display: 'Oswald', Arial, Helvetica, sans-serif;
  --font-body: 'Open Sans', Arial, Helvetica, sans-serif;
}
@font-face {
  font-family: 'Oswald';
  src: local('Oswald'), local('Oswald-Regular');
  font-weight: 400 700;
}
@font-face {
  font-family: 'Open Sans';
  src: local('Open Sans'), local('OpenSans-Regular');
  font-weight: 400 700;
}

/* ================
   GENERAL LAYOUT
================= */
.container {
  width: 100%;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
  box-sizing: border-box;
}
.section {
  margin-bottom: 60px;
  padding: 40px 20px;
  background: var(--color-accent);
  border-radius: 24px;
  box-shadow: 0 4px 24px var(--color-shadow);
  transition: box-shadow 0.3s;
}
@media (max-width: 800px) {
  .section {
    padding: 28px 8px;
    border-radius: 18px;
    margin-bottom: 40px;
  }
}
main {
  margin-bottom: 60px;
}

/* ===============
   HEADER & NAV
=============== */
header {
  width: 100%;
  background: linear-gradient(86deg, var(--color-gradient-start) 10%, var(--color-gradient-end) 90%);
  color: var(--color-white);
  position: relative;
  box-shadow: 0 2px 8px rgba(24,56,72,0.06);
  z-index: 101;
  padding: 0;
}
header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding-top: 14px;
  padding-bottom: 14px;
}
header img {
  height: 50px;
  width: auto;
}
header nav {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  align-items: center;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 18px;
}
header nav a {
  color: var(--color-white);
  position: relative;
  padding-bottom: 2px;
  transition: color 0.2s;
}
header nav a:hover, 
header nav a:focus {
  color: var(--color-secondary);
}
.cta-btn {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  background: linear-gradient(90deg, #66A3C2 0%, #183848 95%);
  color: var(--color-white);
  padding: 13px 36px;
  border-radius: 32px;
  box-shadow: 0 2px 16px rgba(102,163,194,.17);
  letter-spacing: 0.6px;
  transition: background 0.24s, box-shadow 0.24s, transform .12s;
  margin-left: 32px;
  border: 0;
  outline: none;
  display: inline-block;
}
.cta-btn:hover, .cta-btn:focus {
  background: linear-gradient(90deg, #183848 0%, #66A3C2 100%);
  color: var(--color-white);
  transform: translateY(-2px) scale(1.04);
  box-shadow: 0 4px 24px rgba(102,163,194,.23);
}
@media (max-width: 990px) {
  header .container {
    flex-wrap: wrap;
    gap: 10px;
  }
  .cta-btn { margin-left: 0; }
}

/* Hide nav + show burger on mobile */
.mobile-menu-toggle {
  display: none;
  position: absolute;
  top: 22px;
  right: 24px;
  background: var(--color-secondary);
  border: none;
  color: var(--color-primary);
  font-size: 2.1rem;
  z-index: 210;
  border-radius: 8px;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  transition: background .18s, color .18s;
}
.mobile-menu-toggle:hover, .mobile-menu-toggle:focus {
  background: var(--color-primary);
  color: var(--color-white);
}
@media (max-width: 900px) {
  header nav, .cta-btn {
    display: none !important;
  }
  .mobile-menu-toggle {
    display: flex;
  }
}

/* ===============
   MOBILE NAV MENU
=============== */
.mobile-menu {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: flex-start;
  background: var(--color-accent);
  box-shadow: 0 6px 28px rgba(24,56,72,0.21);
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 3010;
  transform: translateX(-100%);
  transition: transform .38s cubic-bezier(.86,0,.07,1);
  padding: 0 0 0 0;
}
.mobile-menu.open {
  transform: translateX(0);
}
.mobile-menu-close {
  font-size: 2.5rem;
  background: none;
  color: var(--color-primary);
  border: none;
  align-self: flex-end;
  margin: 26px 30px 0 0;
  cursor: pointer;
  border-radius: 8px;
  width: 45px;
  height: 45px;
  justify-content: center;
  align-items: center;
  transition: background .18s, color .18s;
}
.mobile-menu-close:hover, .mobile-menu-close:focus {
  background: var(--color-secondary);
  color: var(--color-white);
}
.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding: 30px 30px 0 48px;
  margin-top: 24px;
  width: 100vw;
}
.mobile-nav a {
  font-family: var(--font-display);
  font-size: 22px;
  color: var(--color-primary);
  font-weight: 600;
  padding: 14px 0;
  border-radius: 4px;
  transition: background,.18s,color,.18s;
  width: fit-content;
}
.mobile-nav a:hover, .mobile-nav a:focus {
  color: var(--color-secondary);
  background: #edf2f6;
}
@media (max-width: 700px) {
  .mobile-nav {
    padding-left: 12vw;
    font-size: 20px;
  }
  .mobile-menu-close {
    margin-right: 10px;
    margin-top: 12px;
  }
}

/* ============
   FOOTER
============ */
footer {
  width: 100%;
  background: linear-gradient(87deg, var(--color-gradient-start) 10%, var(--color-gradient-end) 95%);
  color: var(--color-white);
  font-family: var(--font-body);
  font-size: 15px;
  padding: 0;
}
footer .container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  padding: 32px 20px 24px 20px;
}
footer nav {
  display: flex;
  gap: 24px;
  font-family: var(--font-display);
  font-size: 16px;
  flex-wrap: wrap;
  justify-content: center;
}
footer nav a {
  color: var(--color-white);
  opacity: .89;
  transition: opacity .19s;
}
footer nav a:hover,
footer nav a:focus {
  opacity: 1;
}
footer address {
  color: var(--color-accent);
  font-style: normal;
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  align-items: center;
  font-size: 15px;
}
footer img {
  height: 19px;
  vertical-align: text-bottom;
  margin-right: 4px;
}
footer p {
  margin-top: 8px;
  opacity: .82;
  font-size: 14px;
}

/* ====================
   TYPOGRAPHY SETUP
==================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 18px;
  line-height: 1.18;
  letter-spacing: .8px;
}
h1 { font-size: 42px; margin-bottom: 22px; }
h2 { font-size: 32px; margin-bottom: 18px; }
h3 { font-size: 22px; margin-bottom: 12px; }
h4 { font-size: 18px; margin-bottom: 10px; }
h5 { font-size: 16px; margin-bottom: 8px; }
h6 { font-size: 15px; margin-bottom: 7px; }
p, li, a, address, .text-section, .feature-item {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 16px;
  letter-spacing: .1px;
  color: var(--color-dark);
  margin-bottom: 12px;
}
strong { font-weight: 700; }
@media (max-width: 900px) {
  h1 { font-size: 30px; }
  h2 { font-size: 22px; }
  h3 { font-size: 18px; }
}

/* ============================
   LAYOUT FLEX CONTAINERS
============================ */
.content-wrapper {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 20px;
}
.card-container {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}
.card {
  margin-bottom: 20px;
  position: relative;
  background: var(--color-white);
  box-shadow: 0 2px 16px rgba(24,56,72,0.08);
  border-radius: 18px;
  padding: 32px 24px;
  min-width: 240px;
  flex: 1 1 300px;
  transition: box-shadow .18s, transform .18s;
}
.card:hover, .card:focus-within {
  box-shadow: 0 4px 32px rgba(102,163,194,0.16);
  transform: translateY(-2px) scale(1.017);
}
.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: center;
  gap: 20px;
  padding: 20px;
  background: var(--color-accent);
  color: #121e28;
  border-radius: 16px;
  margin-bottom: 20px;
  box-shadow: 0 2px 14px rgba(24,56,72,0.08);
  min-width: 250px;
  max-width: 630px;
  font-size: 17px;
  font-style: italic;
}
.testimonial-card p strong {
  display: block;
  margin-top: 6px;
  font-size: 16px;
  font-style: normal;
  font-family: var(--font-body);
  color: var(--color-primary);
}
.feature-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
  padding: 14px 16px;
}
.blog-list {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-bottom: 18px;
}
.blog-list article {
  background: var(--color-white);
  border-radius: 13px;
  box-shadow: 0 2px 9px rgba(102,163,194,0.08);
  padding: 24px;
  min-width: 260px;
  flex: 1 1 340px;
  margin-bottom: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: box-shadow .19s, transform .13s;
}
.blog-list article:hover, .blog-list article:focus-within {
  box-shadow: 0 4px 21px rgba(24,56,72,0.13);
  transform: translateY(-1px) scale(1.015);
}
.category-list {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 16px;
}
.tag-cloud {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}
.tag-cloud span {
  background: #e9f2f7;
  color: var(--color-primary);
  border-radius: 8px;
  padding: 4px 14px;
  font-size: 14px;
  font-family: var(--font-display);
  letter-spacing: 0.02em;
  font-weight: 600;
}
.text-section {
  display: flex;
  flex-direction: column;
  gap: 9px;
}

/* Accessibility: readable testimonials and review sections */
.testimonial-card {
  background: var(--color-accent);
  color: #183848;
  font-size: 17px;
  font-family: var(--font-body);
  box-shadow: 0 2px 16px rgba(24,56,72,.09);
}

/* ===================
   RESPONSIVE DESIGN
=================== */
@media (max-width: 900px) {
  .container { padding-left: 8px; padding-right: 8px; }
  .section { padding: 28px 4px; }
  h1 { font-size: 24px; }
}
@media (max-width: 800px) {
  .content-grid, .card-container, .blog-list {
    flex-direction: column;
    gap: 20px;
  }
  .text-image-section {
    flex-direction: column;
    gap: 20px;
    align-items: flex-start;
  }
}
@media (max-width: 600px) {
  .card, .blog-list article {
    padding: 16px 8px;
    min-width: 90%;
    font-size: 15px;
  }
  .testimonial-card {
    padding: 14px 6px;
    font-size: 15px;
  }
  footer .container {
    padding: 14px 2px 13px 2px;
    font-size: 14px;
  }
}

/* ===========================
   INTERACTIVE ELEMENTS
=========================== */
a, .cta-btn, button, .mobile-menu-close, .mobile-menu-toggle {
  outline: none;
  transition: color 0.16s, background 0.16s, box-shadow .15s, transform .15s;
}
a:focus, .cta-btn:focus, button:focus, .mobile-menu-close:focus, .mobile-menu-toggle:focus {
  box-shadow: 0 0 2px 2px var(--color-secondary) !important;
}

/* ==================
   COOKIE BANNER
=================== */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100vw;
  background: var(--color-primary);
  color: var(--color-white);
  box-shadow: 0 -4px 18px rgba(24,56,72,0.13);
  z-index: 9999;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  padding: 23px 18px 22px 22px;
  gap: 16px;
  transition: transform .36s cubic-bezier(.43,.03,.51,1.21);
  transform: translateY(0);
  font-family: var(--font-body);
  font-size: 17px;
}
.cookie-banner.hide {
  transform: translateY(120%);
  pointer-events: none;
}
.cookie-banner .cookie-text {
  flex: 2 1 350px;
  max-width: 650px;
}
.cookie-banner .cookie-btns {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.cookie-btn {
  padding: 9px 26px;
  border-radius: 17px;
  background: var(--color-secondary);
  color: var(--color-primary);
  font-weight: 700;
  font-family: var(--font-display);
  border: none;
  font-size: 16px;
  transition: background .17s, color .17s, box-shadow .13s;
}
.cookie-btn.accept {
  background: linear-gradient(90deg, var(--color-secondary) 80%, var(--color-gradient-end));
  color: var(--color-primary);
}
.cookie-btn.reject {
  background: #e7edf0;
  color: var(--color-primary);
}
.cookie-btn.settings {
  background: var(--color-accent);
  color: var(--color-secondary);
}
.cookie-btn:focus, .cookie-btn:hover {
  background: var(--color-gradient-end);
  color: var(--color-primary);
  box-shadow: 0 2px 12px 0 #b4d2e0;
}
@media (max-width: 700px) {
  .cookie-banner {
    flex-direction: column;
    align-items: flex-start;
    padding: 19px 6px 19px 13px;
    font-size: 15px;
  }
  .cookie-banner .cookie-btns {
    width: 100%;
    justify-content: flex-start;
  }
}

/* ========================
   COOKIE MODAL PREFERENCES
======================== */
.cookie-modal {
  display: none;
  position: fixed;
  z-index: 10001;
  left: 0; top: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(24,56,72,0.27);
  justify-content: center;
  align-items: center;
  animation: fadeIn .2s;
}
.cookie-modal.open {
  display: flex;
}
.cookie-modal .modal-content {
  background: var(--color-accent);
  border-radius: 20px;
  box-shadow: 0 8px 30px rgba(24,56,72,.12);
  padding: 38px 34px;
  min-width: 330px;
  max-width: 90vw;
  min-height: 210px;
  font-family: var(--font-body);
  color: var(--color-primary);
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: relative;
}
.cookie-modal .modal-header {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 8px;
}
.cookie-modal .modal-section {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 12px;
}
.cookie-modal .modal-actions {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  margin-top: 14px;
}
.cookie-modal .modal-close {
  position: absolute;
  top: 18px;
  right: 22px;
  background: none;
  border: none;
  color: var(--color-secondary);
  font-size: 2rem;
  cursor: pointer;
  border-radius: 6px;
}
.cookie-modal .modal-close:hover, .cookie-modal .modal-close:focus {
  color: var(--color-primary);
  background: #e9f2f7;
}
.cookie-toggle {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 16px;
  font-family: var(--font-body);
}
.cookie-toggle input[type='checkbox'] {
  appearance: none;
  width: 36px; height: 19px;
  background: #c1d6e2;
  border-radius: 12px;
  position: relative;
  outline: none;
  cursor: pointer;
  transition: background .15s;
}
.cookie-toggle input[type='checkbox']:checked {
  background: var(--color-secondary);
}
.cookie-toggle input[type='checkbox']::before {
  content: '';
  position: absolute;
  left: 4px;
  top: 4px;
  width: 11px; height: 11px;
  background: #fff;
  border-radius: 50%;
  transition: left .15s;
  box-shadow: 0 1px 3px rgba(24,56,72,0.07);
  display: block;
}
.cookie-toggle input[type='checkbox']:checked::before {
  left: 21px;
}
.essential-badge {
  display: inline-block;
  background: var(--color-secondary);
  color: var(--color-accent);
  font-size: 13px;
  border-radius: 8px;
  padding: 2px 9px;
  margin-left: 7px;
  font-weight: 600;
  letter-spacing: .05em;
}

@keyframes fadeIn {
  from { opacity: 0; } to { opacity: 1; }
}

/* ========================
   UTILITY & MISCELLANEOUS
======================== */
::-webkit-scrollbar {
  width: 8px;
  background: var(--color-accent);
}
::-webkit-scrollbar-thumb {
  background: #ecf2f5;
  border-radius: 8px;
}

hr {
  width: 100%;
  border: 0;
  border-top: 1px solid #e4eaf0;
  margin: 24px 0;
}

/* =============
   MISC BUTTONS
============== */
button:not(.cta-btn):not(.cookie-btn):not(.mobile-menu-close):not(.mobile-menu-toggle) {
  background: var(--color-secondary);
  color: var(--color-primary);
  font-family: var(--font-display);
  border-radius: 9px;
  font-weight: 500;
  padding: 8px 18px;
  font-size: 15px;
  transition: background .14s, color .14s;
}
button:not(.cta-btn):not(.cookie-btn):not(.mobile-menu-close):not(.mobile-menu-toggle):hover {
  background: var(--color-primary);
  color: var(--color-white);
}

/* ================
   OTHER SECTIONS
================ */
/* Forms (future-proof) */
input, textarea, select {
  background: #f8fafc;
  border-radius: 8px;
  border: 1px solid #d4e1ea;
  padding: 10px 12px;
  margin-bottom: 12px;
  font-size: 16px;
  color: var(--color-dark);
  transition: border-color .16s;
}
input:focus, textarea:focus, select:focus {
  border-color: var(--color-secondary);
}
label {
  font-family: var(--font-display);
  font-size: 15px;
  margin-bottom: 5px;
  color: var(--color-primary);
}

/* =============
   PRINT
============= */
@media print {
  header, footer, .mobile-menu, .cookie-banner, .cookie-modal { display: none !important; }
  body { background: #fff !important; }
}