header {
  width: 100%;
  padding: 40px 0;
  text-align: center;
  color: white;
  background: linear-gradient(180deg, #0b486b 0%, #16222A 100%);
  font-family: 'Montserrat', sans-serif;
}

body {
  margin: 0;
  padding: 0;
  font-family: 'Montserrat', sans-serif;
}

/* PAGE GRID LAYOUT */
.page-grid {
  display: grid;
  grid-template-columns: 250px 1fr;         /* sidebar + main */
  grid-template-rows: auto 1fr auto;        /* header | content | footer */
  grid-template-areas:
    "header header"
    "sidebar main"
    "footer footer";
  gap: 20px;
  padding: 20px;
  align-items: start;
}

header { grid-area: header; }
.page-sidebar { grid-area: sidebar; }
.page-main { grid-area: main; }
.footer01 { grid-area: footer; }


.page-sidebar {
  background: #fff;
  border: 1px solid #e9eef3;
  border-radius: 12px;
  padding: 16px;
}
.side-nav ul {
  list-style: none;
  margin: 8px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}
.side-nav a {
  display: block;
  text-decoration: none;
  color: #0b486b;
  background: #f6fbff;
  padding: 8px 10px;
  border-radius: 8px;
  transition: background-color 0.2s ease;
}
.side-nav a:hover {
  background: #e9f5ff;
}

/* MAIN CONTENT */
.page-main {
  background: #fff;
  border: 1px solid #e9eef3;
  border-radius: 12px;
  padding: 16px;
  position: relative;
}

/* SEARCH BAR */
.search-section {
  text-align: center;
  margin: 10px 0 30px;
  position: relative;
}
#searchInput {
  padding: 10px;
  width: 60%;
  border: 1px solid #ccc;
  border-radius: 8px;
  font-size: 16px;
  box-sizing: border-box;
}

/* AUTOCOMPLETE DROPDOWN */
.suggestion-box {
  list-style: none;
  margin: 0;
  padding: 0;
  width: 60%;
  max-width: 400px;
  border: 1px solid #ccc;
  border-radius: 8px;
  background: white;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  top: 45px;
  z-index: 10;
  box-shadow: 0 2px 6px rgba(0,0,0,0.15);
}
.suggestion-box li {
  padding: 8px 12px;
  cursor: pointer;
  font-size: 15px;
}
.suggestion-box li:hover {
  background: #f0f0f0;
}
.highlight {
  background-color: yellow;
  font-weight: bold;
}

/* CITY CARDS */
.theBestPlaces {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}
.theBestPlaces h2 {
  flex-basis: 100%;
  text-align: center;
  margin-bottom: 20px;
  color: #0b486b;
}
.theBestPlaces a {
  text-decoration: none;
  color: inherit;
  display: block;
}
.theBestPlaces a:hover h2 {
  color: #0a6cff;
}
.Astana, .Almaty, .Aktobe, .Turkestan, .AlmatyOblysy, .Kostanay {
  flex: 1 1 45%;
  max-width: 600px;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  text-align: center;
  overflow: hidden;
  margin: 15px;
  transition: transform 0.2s;
}
.Astana:hover, .Almaty:hover, .Aktobe:hover,
.Turkestan:hover, .AlmatyOblysy:hover, .Kostanay:hover {
  transform: translateY(-5px);
}
.Astana img, .Almaty img, .Aktobe img,
.Turkestan img, .AlmatyOblysy img, .Kostanay img {
  width: 100%;
  height: 140px;
  object-fit: cover;
}
.Astana h3, .Almaty h3, .Aktobe h3,
.Turkestan h3, .AlmatyOblysy h3, .Kostanay h3 {
  margin: 10px 0 5px;
  font-size: 18px;
  color: #0b486b;
}
.Astana p, .Almaty p, .Aktobe p,
.Turkestan p, .AlmatyOblysy p, .Kostanay p {
  font-size: 13px;
  color: #555;
  margin: 0 10px 15px;
}

/* FOOTER */
.footer01 {
  text-align: center;
  padding: 15px;
  background: #0b3a5b;
  color: white;
  margin-top: 30px;
}
#github01 {
  display: inline-block;
  color: #f8f9fa;
  text-decoration: none;
  margin-top: 10px;
}
#github01:hover {
  color: blue;
}

/* RESPONSIVE DESIGN */

/* Phones */
@media (max-width: 560px) {
  header {
    padding: 20px 10px;
    font-size: 14px;
  }

  .page-grid {
    grid-template-columns: 1fr;
    grid-template-areas:
      "header"
      "sidebar"
      "main"
      "footer";
    padding: 10px;
  }

  #searchInput { width: 90%; }
  .suggestion-box { width: 90%; }

  .theBestPlaces {
    flex-direction: column;
    align-items: center;
    gap: 16px;
    padding: 10px;
  }

  .Astana, .Almaty, .Aktobe, .Turkestan, .AlmatyOblysy, .Kostanay {
    flex: 1 1 100%;
    max-width: 100%;
    margin: 0;
  }

  .Astana img, .Almaty img, .Aktobe img,
  .Turkestan img, .AlmatyOblysy img, .Kostanay img {
    height: 180px;
  }

  .footer01 {
    font-size: 14px;
    padding: 10px;
  }
}

/* Tablet */
@media (min-width: 561px) and (max-width: 1100px) {
  .page-grid {
    grid-template-columns: 200px 1fr;
    grid-template-areas:
      "header header"
      "sidebar main"
      "footer footer";
    padding: 16px;
    gap: 16px;
  }

  #searchInput { width: 80%; }
  .suggestion-box { width: 80%; }

  .theBestPlaces {
    justify-content: center;
    gap: 16px;
  }

  .Astana, .Almaty, .Aktobe, .Turkestan, .AlmatyOblysy, .Kostanay {
    flex: 1 1 calc(50% - 20px);
    max-width: 500px;
  }

  .footer01 {
    font-size: 15px;
  }
}

/* Desktop */
@media (min-width: 1101px) {
  .theBestPlaces {
    max-width: 1200px;
  }
}

/* TOGGLE BUTTON Dark/Light Mode */
.theme-btn {
  margin-top: 10px;
  padding: 8px 14px;
  border: 1px solid #ffffff66;
  border-radius: 8px;
  background: #ffffff1a;
  color: #fff;
  font-weight: 600;
  cursor: pointer;
  transition: background .2s, transform .2s;
}
.theme-btn:hover {
  background: #ffffff2a;
  transform: translateY(-2px);
}

/* DARK MODE */
body.dark-mode {
  background: #0f172a;
  color: #f1f5f9;  
}

/* Header */
body.dark-mode header {
  background: linear-gradient(180deg, #1e293b 0%, #0f172a 100%);
  color: #f1f5f9;
}

/* Sidebar & Main sections */
body.dark-mode .page-main,
body.dark-mode .page-sidebar {
  background: #1e293b;
  border-color: #334155;
  color: #f1f5f9;
}

/* Sidebar links */
body.dark-mode .side-nav a {
  background: #334155;
  color: #f8fafc;
}
body.dark-mode .side-nav a:hover {
  background: #475569;
  color: #ffffff;
}

/* City cards */
body.dark-mode .theBestPlaces a {
  background: #1e293b;
  color: #f1f5f9;
  box-shadow: 0 2px 6px rgba(0, 0, 0, .5);
}
body.dark-mode .theBestPlaces h2 {
  color: #93c5fd;  
}
body.dark-mode .theBestPlaces p {
  color: #e2e8f0;  
}

/* Footer */
body.dark-mode .footer01 {
  background: #1e293b;
  color: #f1f5f9;
}
body.dark-mode #github01 {
  color: #93c5fd;
}
body.dark-mode #github01:hover {
  color: #60a5fa;
}

/* Input & Search */
body.dark-mode #searchInput {
  background: #334155;
  color: #f1f5f9;
  border-color: #475569;
}
body.dark-mode #searchInput::placeholder {
  color: #cbd5e1;
}
body.dark-mode .suggestion-box {
  background: #334155;
  border-color: #475569;
  color: #f1f5f9;
}
body.dark-mode .suggestion-box li:hover {
  background: #475569;
}

/* Highlight for search results */
body.dark-mode .highlight {
  background-color: #facc15; 
  color: #000; 
}

/* Toggle button (same look for both modes) */
.theme-btn {
  margin-top: 10px;
  padding: 8px 14px;
  border: 1px solid #ffffff66;
  border-radius: 8px;
  background: #ffffff1a;
  color: #fff;
  font-weight: 600;
  cursor: pointer;
  transition: background .2s, transform .2s;
}
.theme-btn:hover {
  background: #ffffff2a;
  transform: translateY(-2px);
}

/* Smooth transitions for theme change */
* {
  transition: background-color .25s ease, color .25s ease, border-color .25s ease;
}