/* =====================================================
   Crypto Price Ticker — crypto-ticker.css
   Chedders Tools
   ===================================================== */

/* --- Variables --- */
:root {
  --primary: #0b1f3a;
  --primary-light: #16345f;
  --background: #ffffff;
  --surface: #f8f9fa;
  --text: #111111;
  --muted: #6c757d;
  --border: #e5e7eb;
  --shadow: rgba(0,0,0,0.05);
  --up: #198754;
  --down: #dc3545;
  --up-bg: rgba(25,135,84,0.08);
  --down-bg: rgba(220,53,69,0.08);
}

[data-theme="dark"] {
  --background: #081120;
  --surface: #0f1c2e;
  --text: #ffffff;
  --muted: #b0b7c3;
  --border: rgba(255,255,255,0.08);
  --shadow: rgba(0,0,0,0.3);
  --up-bg: rgba(25,135,84,0.15);
  --down-bg: rgba(220,53,69,0.15);
}

/* --- Base --- */
*, *::before, *::after { box-sizing: border-box; }

body {
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 15px;
  line-height: 1.6;
  color: var(--text);
  background: var(--background);
  margin: 0;
  transition: background-color 0.25s ease, color 0.25s ease;
}

.container-xl {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* --- Navbar --- */
.navbar {
  height: 60px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  transition: background-color 0.25s ease, border-color 0.25s ease;
}
.navbar .container-xl { display: flex; align-items: center; justify-content: space-between; width: 100%; }
.navbar-brand { text-decoration: none; display: flex; align-items: center; }
.brand-text { font-weight: 700; color: var(--primary); font-size: 16px; }
.brand-dot  { color: var(--primary); font-weight: 700; font-size: 16px; }
.brand-tools{ font-weight: 400; color: var(--muted); font-size: 16px; }
[data-theme="dark"] .brand-text,
[data-theme="dark"] .brand-dot { color: #ffffff; }
.nav-right { display: flex; align-items: center; gap: 16px; }
.nav-back { font-size: 14px; color: var(--muted); text-decoration: none; transition: color 0.2s; }
.nav-back:hover { color: var(--primary); }
[data-theme="dark"] .nav-back:hover { color: #ffffff; }
.theme-toggle { background: none; border: 1px solid var(--border); border-radius: 6px; padding: 6px 10px; cursor: pointer; transition: background-color 0.2s; }
.theme-toggle:hover { background: var(--background); }
.theme-icon { font-size: 14px; line-height: 1; display: block; }

/* --- Header --- */
.tool-header { padding: 40px 0 24px; border-bottom: 1px solid var(--border); }
.tool-title { font-size: 28px; font-weight: 700; color: var(--primary); margin: 0; transition: color 0.25s ease; }
[data-theme="dark"] .tool-title { color: #ffffff; }
.tool-description { font-size: 15px; color: var(--muted); margin: 6px 0 0; }

/* --- Main --- */
.tool-main { padding: 32px 0 80px; }

/* --- Controls bar --- */
.controls-bar {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.search-wrap { flex: 1; min-width: 180px; }

.form-input {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 14px;
  color: var(--text);
  font-family: inherit;
  font-size: 15px;
  height: 44px;
  width: 100%;
  outline: none;
  transition: border-color 0.2s, background-color 0.25s ease;
}
.form-input:focus { border-color: var(--primary); outline: 2px solid var(--primary); outline-offset: 2px; }

.search-input { background: var(--background); }

.controls-right {
  display: flex;
  gap: 8px;
  align-items: center;
}

.select-sm {
  width: auto;
  min-width: 80px;
  padding: 10px 12px;
  cursor: pointer;
}

.btn-secondary-tool {
  background: var(--background);
  color: var(--primary);
  border: 1px solid var(--primary);
  border-radius: 6px;
  padding: 10px 20px;
  font-family: inherit;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  min-height: 44px;
  white-space: nowrap;
  transition: background-color 0.2s, color 0.2s;
}
.btn-secondary-tool:hover { background: var(--primary); color: #ffffff; }
[data-theme="dark"] .btn-secondary-tool { border-color: var(--border); color: var(--text); }
[data-theme="dark"] .btn-secondary-tool:hover { background: var(--primary-light); color: #ffffff; border-color: var(--primary-light); }

/* --- Status bar --- */
.status-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 16px;
}

.rate-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--muted);
  flex-shrink: 0;
  transition: background-color 0.3s;
}
.rate-dot.live  { background: var(--up); }
.rate-dot.error { background: var(--down); }

/* --- Coin grid --- */
.coin-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

.loading-state {
  grid-column: 1 / -1;
  padding: 40px;
  text-align: center;
  color: var(--muted);
  font-size: 14px;
}

/* --- Coin card --- */
.coin-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px 20px;
  box-shadow: 0 2px 8px var(--shadow);
  transition: transform 0.2s, box-shadow 0.2s, background-color 0.25s ease, border-color 0.25s ease;
}
.coin-card:hover { transform: translateY(-2px); box-shadow: 0 4px 14px var(--shadow); }

.coin-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.coin-identity {
  display: flex;
  align-items: center;
  gap: 10px;
}

.coin-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  object-fit: contain;
  background: var(--background);
}

.coin-icon-placeholder {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  color: var(--muted);
}

.coin-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.2;
}

.coin-symbol {
  font-size: 12px;
  color: var(--muted);
  text-transform: uppercase;
}

.coin-rank {
  font-size: 11px;
  font-weight: 600;
  color: var(--muted);
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 2px 7px;
}

.coin-price {
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
  font-family: 'Courier New', monospace;
  margin-bottom: 8px;
}

.coin-stats {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
}

.coin-change {
  font-size: 14px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 4px;
}

.coin-change.up   { color: var(--up);   background: var(--up-bg);   }
.coin-change.down { color: var(--down); background: var(--down-bg); }

.coin-market-cap {
  font-size: 12px;
  color: var(--muted);
}

/* --- No results --- */
.no-results {
  grid-column: 1 / -1;
  text-align: center;
  padding: 40px;
  color: var(--muted);
  font-size: 14px;
}

/* --- Last updated --- */
.last-updated {
  font-size: 12px;
  color: var(--muted);
  margin-top: 16px;
  font-style: italic;
}

/* --- Footer --- */
.site-footer { padding: 24px 0; border-top: 1px solid var(--border); }
.footer-text { font-size: 13px; color: var(--muted); text-align: center; margin: 0; }
.footer-text a { color: var(--primary); text-decoration: none; }
[data-theme="dark"] .footer-text a { color: #ffffff; }
.footer-text a:hover { text-decoration: underline; }

/* --- Responsive --- */
@media (max-width: 575px) {
  .tool-title { font-size: 22px; }
  .controls-bar { flex-direction: column; align-items: stretch; }
  .controls-right { justify-content: space-between; }
  .coin-grid { grid-template-columns: 1fr; }
}