:root {
  --bg-color: #f8fafc;
  --card-bg: #ffffff;
  --text-color: #1e293b;
  --text-muted: #64748b;
  --primary-color: #e62117;
  --primary-hover: #cc1810;
  --border-color: #e2e8f0;
  --header-bg: #0f172a;
  --table-stripe: #f1f5f9;
}

[data-theme="dark"] {
  --bg-color: #0f172a;
  --card-bg: #1e293b;
  --text-color: #f8fafc;
  --text-muted: #94a3b8;
  --primary-color: #ff3b30;
  --primary-hover: #e02d23;
  --border-color: #334155;
  --header-bg: #020617;
  --table-stripe: #1e293b;
}

* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Open Sans', system-ui, -apple-system, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-color);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.heading-big {
  font-size: 2.2rem;
  font-weight: 800;
}

.heading-medium {
  font-size: 1.5rem;
  font-weight: 700;
}

.heading-small {
  font-size: 1.1rem;
  font-weight: 600;
}

.button {
  background-color: var(--primary-color);
  border: none;
  color: #fff !important;
  padding: 10px 20px;
  text-align: center;
  text-decoration: none;
  display: inline-block;
  font-size: 14px;
  font-weight: 600;
  border-radius: 6px;
  transition: all 0.2s ease;
  cursor: pointer;
}

.button:hover {
  background-color: var(--primary-hover);
  transform: translateY(-1px);
}

header {
  background: var(--header-bg);
  color: #fff;
  padding: 10px 20px;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding-bottom: 8px;
}

.topbar h1 a {
  color: #fff;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
}

.search-box-wrapper {
  position: relative;
  width: 320px;
}

.search-box-wrapper input {
  width: 100%;
  padding: 8px 14px;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  outline: none;
  transition: all 0.3s ease;
}

.search-box-wrapper input:focus {
  background: #fff;
  color: #000;
  border-color: #fff;
}

.search-autocomplete-dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.2);
  margin-top: 6px;
  z-index: 2000;
  overflow: hidden;
}

.search-autocomplete-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  text-decoration: none;
  color: #1e293b;
  border-bottom: 1px solid #f1f5f9;
  transition: background 0.15s;
}

.search-autocomplete-item:hover {
  background: #f8fafc;
}

.search-autocomplete-item img {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
}

.topmenu {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar {
  display: flex;
  align-items: center;
  gap: 15px;
  flex-wrap: wrap;
}

.navbar a, .topdown .topbtn {
  color: #cbd5e1;
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: 6px;
  border: none;
  background: transparent;
  cursor: pointer;
  transition: all 0.2s ease;
}

.navbar a:hover, .topdown:hover .topbtn {
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
}

.topdown {
  position: relative;
}

.topdown-body {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background-color: #fff;
  min-width: 200px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
  border-radius: 8px;
  padding: 6px 0;
  z-index: 1000;
}

.topdown-body a {
  color: #334155;
  padding: 8px 16px;
  display: block;
}

.topdown-body a:hover {
  background-color: #f1f5f9;
  color: var(--primary-color);
}

.topdown:hover .topdown-body {
  display: block;
}

#page {
  flex: 1;
  max-width: 1200px;
  margin: 40px auto;
  padding: 0 20px;
  text-align: center;
}

.index-input {
  width: 100%;
  max-width: 600px;
  padding: 14px 20px;
  border: 2px solid var(--border-color);
  border-radius: 30px;
  font-size: 16px;
  margin: 25px 0;
  outline: none;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
  transition: border-color 0.2s;
}

.index-input:focus {
  border-color: var(--primary-color);
}

.ziyaret {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
  margin: 30px 0;
}

.kanallar {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 15px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
  transition: transform 0.2s;
}

.kanallar:hover {
  transform: translateY(-3px);
}

.kanal-image img {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  object-fit: cover;
}

.kanal-bilgi h4 {
  font-size: 15px;
  color: var(--text-color);
  text-align: left;
}

.kanal-bilgi p {
  font-size: 13px;
  color: var(--text-muted);
  text-align: left;
}

#channel {
  max-width: 1200px;
  margin: 30px auto;
  padding: 0 20px;
}

.info {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 15px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
}

.info .youtubeimg {
  display: flex;
  align-items: center;
  gap: 15px;
}

.info .youtubeimg img {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  object-fit: cover;
}

.info div {
  font-size: 14px;
  color: var(--text-muted);
}

.info div p {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-color);
}

.channel-about {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 20px;
  margin-top: 20px;
  font-size: 14px;
  color: var(--text-muted);
}

.stas {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  margin-top: 25px;
  overflow-x: auto;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
}

.table {
  width: 100%;
  border-collapse: collapse;
}

.theader {
  background: #0f172a;
  color: #fff;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.theader th, .table td {
  padding: 12px 16px;
  text-align: left;
}

.table tbody tr {
  border-bottom: 1px solid var(--border-color);
  transition: background 0.15s;
}

.table tbody tr:hover {
  background-color: var(--table-stripe);
}

.grafik {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 25px;
  margin-top: 25px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
}

footer {
  background: var(--header-bg);
  color: #94a3b8;
  padding: 20px;
  text-align: center;
  font-size: 13px;
  margin-top: auto;
}

@media (max-width: 768px) {
  .topbar {
    flex-direction: column;
    gap: 15px;
  }
  .search-box-wrapper {
    width: 100%;
  }
  .navbar {
    justify-content: center;
  }
  .info {
    flex-direction: column;
    text-align: center;
  }
}