/* ═══════════════════════════════════════════════════════════════
   ChartNav — Shared Styles (light default, dark toggle)
   Navigation bar + table pages
   ═══════════════════════════════════════════════════════════════ */

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

/* ─── Light theme (default) ─── */
:root {
  --bg-body: #f5f6fa;
  --bg-card: #ffffff;
  --bg-header: rgba(255,255,255,0.98);
  --bg-nav: #1b2340;
  --bg-hover: rgba(0,0,0,0.03);
  --text-primary: #1a1a2e;
  --text-muted: rgba(0,0,0,0.42);
  --text-nav: rgba(255,255,255,0.7);
  --text-nav-active: #ffffff;
  --accent: #2563eb;
  --accent-light: #3b82f6;
  --accent-bg: rgba(37,99,235,0.08);
  --success: #16a34a;
  --warning: #d97706;
  --error: #dc2626;
  --border: rgba(0,0,0,0.07);
  --hover: rgba(0,0,0,0.03);
  --font-data: 'JetBrains Mono', monospace;
  --font-heading: 'Inter', sans-serif;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.04);
}

/* ─── Dark theme ─── */
[data-theme="dark"] {
  --bg-body: #0a0f1c;
  --bg-card: #111827;
  --bg-header: rgba(17,24,39,0.98);
  --bg-nav: #0d1224;
  --bg-hover: rgba(255,255,255,0.04);
  --text-primary: #e2e8f0;
  --text-muted: rgba(255,255,255,0.4);
  --text-nav: rgba(255,255,255,0.5);
  --text-nav-active: #ffffff;
  --accent: #3b82f6;
  --accent-light: #60a5fa;
  --accent-bg: rgba(59,130,246,0.12);
  --success: #22c55e;
  --warning: #f59e0b;
  --error: #ef4444;
  --border: rgba(255,255,255,0.07);
  --hover: rgba(255,255,255,0.04);
  --shadow-sm: none;
}

html, body {
  background: var(--bg-body);
  color: var(--text-primary);
  font-family: var(--font-heading);
  min-height: 100vh;
}
a { color: var(--accent-light); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ═══ NAVIGATION BAR ═══ */
/* Left sidebar nav on desktop, top bar on mobile */
.cn-nav-bar {
  position: fixed; top: 0; left: 0; bottom: 0; width: 220px;
  background: var(--bg-nav);
  display: flex; flex-direction: column;
  z-index: 200;
  border-right: 1px solid rgba(255,255,255,0.06);
}

.cn-nav-brand {
  display: flex; align-items: center; gap: 10px;
  padding: 20px 20px 24px;
  text-decoration: none; color: #fff;
}
.cn-nav-brand svg { width: 32px; height: 32px; flex-shrink: 0; }
.cn-nav-brand span { font-weight: 700; font-size: 18px; letter-spacing: -0.03em; }

.cn-nav-links {
  display: flex; flex-direction: column; gap: 2px;
  padding: 0 10px; flex: 1;
}

.cn-nav-link {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px; border-radius: 8px;
  color: var(--text-nav); text-decoration: none;
  font-size: 14px; font-weight: 500;
  transition: background 0.15s, color 0.15s;
}
.cn-nav-link:hover { background: rgba(255,255,255,0.08); color: #fff; text-decoration: none; }
.cn-nav-link.active { background: rgba(59,130,246,0.2); color: var(--text-nav-active); font-weight: 600; }
.cn-nav-link svg { width: 20px; height: 20px; flex-shrink: 0; opacity: 0.7; }
.cn-nav-link.active svg { opacity: 1; }

/* Submenu (recent vessels / ports) */
.cn-nav-sub {
  display: flex; flex-direction: column; gap: 1px;
  padding: 0 0 4px 32px;
}
.cn-nav-sub:empty { display: none; }
.cn-nav-sub a {
  display: block; padding: 4px 10px; border-radius: 6px;
  color: rgba(255,255,255,0.4); text-decoration: none;
  font-size: 12px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  transition: background 0.12s, color 0.12s;
}
.cn-nav-sub a:hover { background: rgba(255,255,255,0.06); color: rgba(255,255,255,0.8); text-decoration: none; }
.cn-nav-sub a.cn-sub-more {
  color: rgba(255,255,255,0.25); font-style: italic;
}

.cn-nav-footer {
  padding: 16px;
  border-top: 1px solid rgba(255,255,255,0.06);
  display: flex; align-items: center; gap: 8px;
}

.cn-theme-btn {
  width: 36px; height: 36px; border: none; border-radius: 8px;
  background: rgba(255,255,255,0.06); color: rgba(255,255,255,0.6);
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: background 0.15s;
}
.cn-theme-btn:hover { background: rgba(255,255,255,0.12); color: #fff; }

.cn-nav-legal {
  display: flex; gap: 12px; font-size: 10px; color: rgba(255,255,255,0.3);
}
.cn-nav-legal a { color: rgba(255,255,255,0.3); text-decoration: none; }
.cn-nav-legal a:hover { color: rgba(255,255,255,0.6); text-decoration: none; }

/* ─── Main content offset by sidebar ─── */
.cn-page { margin-left: 220px; min-height: 100vh; }

/* ─── Top bar (search + controls) ─── */
.cn-topbar {
  position: sticky; top: 0; z-index: 100;
  display: flex; align-items: center; gap: 16px;
  padding: 12px 24px;
  background: var(--bg-header);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}

.cn-search { flex: 1; max-width: 560px; position: relative; }
.cn-search svg { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); width: 16px; height: 16px; color: var(--text-muted); pointer-events: none; }
.cn-search input {
  width: 100%; padding: 9px 14px 9px 38px;
  background: var(--hover); border: 1px solid var(--border);
  border-radius: 10px; color: var(--text-primary);
  font-family: var(--font-data); font-size: 13px; outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.cn-search input::placeholder { color: var(--text-muted); }
.cn-search input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(37,99,235,0.1); }

.cn-topbar-right { display: flex; align-items: center; gap: 10px; margin-left: auto; }
.cn-badge { font-family: var(--font-data); font-size: 12px; padding: 4px 12px; border-radius: 12px; background: var(--accent-bg); color: var(--accent-light); white-space: nowrap; font-weight: 600; }

/* ─── Controls bar ─── */
.cn-controls {
  position: sticky; top: 50px; z-index: 99;
  padding: 10px 24px;
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  background: var(--bg-card); border-bottom: 1px solid var(--border);
}

.cn-pills { display: flex; gap: 0; background: var(--hover); border-radius: 8px; overflow: hidden; border: 1px solid var(--border); }
.cn-pill {
  padding: 6px 16px; font-size: 13px; font-weight: 500;
  background: transparent; border: none; color: var(--text-muted);
  cursor: pointer; transition: all 0.15s; font-family: var(--font-heading);
}
.cn-pill.active { background: var(--accent); color: #fff; }

/* Native select hidden — replaced by custom dropdown */
.cn-select { display: none; }

/* Custom dropdown */
.cn-dropdown {
  position: relative; display: inline-flex; user-select: none;
}
.cn-dropdown-trigger {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 12px; border-radius: 8px;
  background: var(--hover); border: 1px solid var(--border);
  color: var(--text-primary); font-size: 13px;
  font-family: var(--font-heading); cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  white-space: nowrap;
}
.cn-dropdown-trigger:hover { border-color: var(--accent); background: var(--accent-bg); }
.cn-dropdown.open .cn-dropdown-trigger { border-color: var(--accent); background: var(--accent-bg); }
.cn-dropdown-arrow {
  width: 0; height: 0;
  border-left: 4px solid transparent; border-right: 4px solid transparent;
  border-top: 5px solid var(--text-muted);
  transition: transform 0.15s;
}
.cn-dropdown.open .cn-dropdown-arrow { transform: rotate(180deg); }

.cn-dropdown-menu {
  display: none; position: absolute; top: calc(100% + 4px); left: 0;
  min-width: 180px; max-height: 320px; overflow-y: auto;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 10px; padding: 4px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.12), 0 2px 8px rgba(0,0,0,0.08);
  z-index: 200;
}
[data-theme="dark"] .cn-dropdown-menu {
  box-shadow: 0 8px 24px rgba(0,0,0,0.4), 0 0 0 1px rgba(255,255,255,0.06);
}
.cn-dropdown.open .cn-dropdown-menu { display: block; }

.cn-dropdown-item {
  display: block; width: 100%; padding: 7px 12px;
  border-radius: 6px; border: none; background: none;
  color: var(--text-primary); font-size: 13px;
  font-family: var(--font-heading); cursor: pointer;
  text-align: left; transition: background 0.1s;
}
.cn-dropdown-item:hover { background: var(--hover); }
.cn-dropdown-item.active { background: var(--accent-bg); color: var(--accent); font-weight: 600; }

.cn-dropdown-search {
  width: 100%; padding: 6px 10px; margin-bottom: 4px;
  border: 1px solid var(--border); border-radius: 6px;
  background: var(--bg-body); color: var(--text-primary);
  font-size: 12px; font-family: var(--font-heading); outline: none;
}
.cn-dropdown-search:focus { border-color: var(--accent); }
.cn-dropdown-search::placeholder { color: var(--text-muted); }

/* Scrollbar styling for dropdown */
.cn-dropdown-menu::-webkit-scrollbar { width: 4px; }
.cn-dropdown-menu::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }
.cn-dropdown-menu::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

.cn-results { margin-left: auto; font-size: 12px; color: var(--text-muted); font-family: var(--font-data); white-space: nowrap; }

/* ═══ TABLE ═══ */
.cn-table-wrap { padding: 0 0 90px 0; }
.cn-table { width: 100%; border-collapse: collapse; font-family: var(--font-data); font-size: 13px; }
/* thead sticky is handled by JS (fixTheadTop) on individual <th> elements —
   position:sticky on <thead> is not supported in Safari/Chrome */
.cn-table thead th {
  padding: 10px 14px; text-align: left;
  background: var(--bg-card); border-bottom: 2px solid var(--border);
  color: var(--text-muted); font-weight: 600; font-size: 11px;
  text-transform: uppercase; letter-spacing: 0.06em;
  cursor: pointer; user-select: none; white-space: nowrap;
}
.cn-table thead th:hover { color: var(--text-primary); }
.cn-table thead th .sort-arrow { margin-left: 4px; font-size: 10px; }
.cn-table tbody tr { border-bottom: 1px solid var(--border); cursor: pointer; transition: background 0.1s; }
.cn-table tbody tr:hover { background: var(--hover); }
.cn-table tbody td { padding: 9px 14px; vertical-align: middle; white-space: nowrap; }

.cn-type-badge {
  display: inline-block; padding: 2px 8px; border-radius: 10px;
  font-size: 10px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em;
}
.cn-heading-arrow { display: inline-block; width: 14px; height: 14px; margin-right: 2px; vertical-align: middle; }
.cn-status-dot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; margin-right: 6px; vertical-align: middle; }

/* Star */
.cn-star {
  width: 28px; height: 28px; border: none; background: transparent;
  cursor: pointer; padding: 2px; display: flex; align-items: center;
  justify-content: center; border-radius: 4px;
}
.cn-star:hover { background: var(--hover); }
.cn-star svg { width: 18px; height: 18px; }
.cn-star .star-outline { color: var(--text-muted); }
.cn-star .star-filled { color: var(--warning); }

/* ═══ PAGINATION ═══ */
.cn-pagination {
  position: fixed; bottom: 0; left: 220px; right: 0;
  display: flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 24px;
  background: var(--bg-header); backdrop-filter: blur(16px);
  border-top: 1px solid var(--border);
  font-family: var(--font-data); font-size: 13px;
  z-index: 90;
}
.cn-page-btn {
  padding: 6px 14px; border-radius: 8px;
  background: var(--hover); border: 1px solid var(--border);
  color: var(--text-primary); cursor: pointer;
  font-family: var(--font-data); font-size: 13px;
  transition: background 0.15s;
}
.cn-page-btn:hover:not(:disabled) { background: var(--accent-bg); }
.cn-page-btn:disabled { opacity: 0.3; cursor: default; }
.cn-page-btn.active { background: var(--accent); border-color: var(--accent); color: #fff; }
.cn-page-info { color: var(--text-muted); font-size: 12px; }

/* ═══ States ═══ */
.cn-empty { text-align: center; padding: 60px 20px; color: var(--text-muted); font-size: 15px; }
.cn-loading {
  height: 2px; background: var(--accent); position: fixed;
  top: 0; left: 220px; right: 0; z-index: 201;
  animation: cnLoadSlide 1.2s ease-in-out infinite;
}
@keyframes cnLoadSlide { 0%{width:0;left:220px} 50%{width:40%;left:calc(220px + 30%)} 100%{width:0;left:100%} }

/* ═══ Mobile: sidebar collapses to top bar ═══ */
@media (max-width: 900px) {
  .cn-nav-bar {
    position: fixed; top: 0; left: 0; right: 0; bottom: auto;
    width: 100%; height: 52px;
    flex-direction: row; align-items: center;
    padding: 0 12px; gap: 8px;
    border-right: none; border-bottom: 1px solid rgba(255,255,255,0.06);
  }
  .cn-nav-brand { padding: 0; }
  .cn-nav-brand span { font-size: 15px; }
  .cn-nav-links { flex-direction: row; padding: 0; gap: 0; flex: 1; justify-content: center; }
  .cn-nav-link { padding: 6px 10px; font-size: 12px; gap: 4px; }
  .cn-nav-link svg { width: 16px; height: 16px; }
  .cn-nav-footer { display: none; }
  .cn-page { margin-left: 0; margin-top: 52px; }
  .cn-topbar { top: 52px; }
  .cn-table thead { top: var(--thead-top-m, 144px); } /* 52px nav + 50px topbar + 42px controls */
  .cn-pagination { left: 0; }
  .cn-loading { left: 0; }
  @keyframes cnLoadSlide { 0%{width:0;left:0} 50%{width:40%;left:30%} 100%{width:0;left:100%} }
  .cn-topbar { padding: 10px 12px; gap: 8px; }
  .cn-controls { padding: 8px 12px; }
  .cn-table-wrap { padding: 0 0 90px 0; }
  .cn-results { display: none; }
  .hide-mobile { display: none !important; }
}