:root {
  --bg-main: #0b0e11;
  --bg-card: #181a20;
  --bg-input: #2b313a;
  --text-main: #eaecef;
  --text-muted: #848e9c;
  --accent-yellow: #fcd535;
  --accent-green: #0ecb81;
  --accent-red: #f6465d;
  --border-color: #2b313a;
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: var(--font-family);
  -webkit-tap-highlight-color: transparent;
}

body {
  background-color: var(--bg-main) !important;
  color: var(--text-main) !important;
  width: 100%;
  min-height: 100vh;
  position: relative;
}

.main-container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 16px;
}

a {
  color: inherit;
  text-decoration: none;
}

/* Header Navbar */
.top-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  background-color: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 1000;
  width: 100%;
}

.top-nav-inner {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand-logo {
  font-size: 20px;
  font-weight: bold;
}

.brand-logo span {
  color: var(--accent-yellow);
}

.uid-badge {
  font-size: 11px;
  color: var(--text-muted);
}

/* Desktop Navigation Links in Header (নরমাল টেক্সট লিংক, কোনো ব্যাকগ্রাউন্ড কালার ছাড়া) */
.desktop-nav-menu {
  display: flex;
  align-items: center;
  gap: 24px;
}

.desktop-nav-link {
  font-size: 14px;
  font-weight: 500;
  color: #848e9c;
  text-decoration: none;
  padding: 4px 0;
  background: transparent !important;
  transition: color 0.2s ease;
  display: flex;
  align-items: center;
}

.desktop-nav-link:hover, .desktop-nav-link.active {
  color: #eaecef;
  background: transparent !important;
  box-shadow: none !important;
}

/* Responsive Handling for Desktop & Mobile Header Menu */
@media (max-width: 768px) {
  .desktop-nav-menu {
    display: none !important;
  }
  body {
    padding-bottom: 75px !important;
  }
}

@media (min-width: 769px) {
  .bottom-nav {
    display: none !important;
  }
  body {
    padding-bottom: 30px !important;
  }
}

/* Ticker Bar */
.ticker-bar {
  background: #12161c;
  overflow: hidden;
  white-space: nowrap;
  padding: 6px 0;
  font-size: 11px;
  border-bottom: 1px solid var(--border-color);
  width: 100%;
}

.ticker-content {
  display: inline-block;
  animation: marquee 25s linear infinite;
}

.ticker-item {
  display: inline-block;
  padding: 0 15px;
}

.text-green { color: var(--accent-green) !important; }
.text-red { color: var(--accent-red) !important; }
.text-yellow { color: var(--accent-yellow) !important; }

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* Cards & Components */
.card {
  background: var(--bg-card);
  border-radius: 12px;
  padding: 16px;
  margin: 12px 0;
  border: 1px solid var(--border-color);
}

.btn {
  width: 100%;
  padding: 12px;
  border-radius: 8px;
  border: none;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: opacity 0.2s;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
}

.btn-yellow { background-color: var(--accent-yellow); color: #000; }
.btn-green { background-color: var(--accent-green); color: #fff; }
.btn-red { background-color: var(--accent-red); color: #fff; }
.btn-dark { background-color: var(--bg-input); color: var(--text-main); }
.btn:active { opacity: 0.8; }

/* Forms */
.form-group { margin-bottom: 14px; }
.form-group label { display: block; font-size: 12px; color: var(--text-muted); margin-bottom: 6px; }
.form-control {
  width: 100%;
  padding: 12px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  color: var(--text-main);
  font-size: 14px;
  outline: none;
}
.form-control:focus { border-color: var(--accent-yellow); }

/* Bottom Mobile Navigation */
.bottom-nav {
  position: fixed !important;
  bottom: 0 !important;
  left: 0 !important;
  right: 0 !important;
  width: 100% !important;
  height: 60px !important;
  background-color: #181a20 !important;
  border-top: 1px solid #2b313a !important;
  z-index: 9999 !important;
  box-shadow: 0 -4px 15px rgba(0, 0, 0, 0.5) !important;
  padding: 0 !important;
  margin: 0 !important;
}

.bottom-nav-inner {
  width: 100% !important;
  max-width: 100% !important;
  height: 100% !important;
  display: flex !important;
  flex-direction: row !important;
  justify-content: space-around !important;
  align-items: center !important;
  margin: 0 auto !important;
  padding: 0 !important;
}

.nav-item {
  flex: 1 !important;
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  justify-content: center !important;
  font-size: 11px !important;
  color: #848e9c !important;
  text-decoration: none !important;
  height: 100% !important;
  padding: 4px 0 !important;
}

.nav-item svg {
  width: 22px !important;
  height: 22px !important;
  fill: currentColor !important;
  margin-bottom: 3px !important;
  display: block !important;
}

.nav-item.active {
  color: #fcd535 !important;
  font-weight: bold !important;
}