/* --- RESET & VARIABLES --- */
:root {
  --bg-root: #000000;
  --bg-nav: rgba(5, 5, 5, 0.85);
  --bg-card: #0a0a0a;
  --bg-card-hover: #111111;
  
  --text-primary: #ffffff;
  --text-secondary: #888888;
  --border: #1f1f1f;
  
  /* Chart Colors */
  --chart-yellow: #eab308;
  --chart-green: #22c55e;
  --chart-red: #ef4444;
  --chart-blue: #3b82f6;

  --navbar-height: 90px;
  --radius: 12px;
}

* { box-sizing: border-box; }

body[data-page="graph"] {
  background-color: var(--bg-root);
  color: var(--text-primary);
  font-family: 'Inter', sans-serif;
  margin: 0;
  padding: 0;
  line-height: 1.5;
  min-height: 100vh;
  
  /* FIXED: Push content down so header doesn't overlap */
  padding-top: calc(var(--navbar-height) + 2rem);
}

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

/* --- FIXED NAVIGATION --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--navbar-height);
  background: var(--bg-nav);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  z-index: 1000; /* Keeps it on top */
  display: flex;
  align-items: center;
}

/* Ensure nav inside header fills space */
.site-header .navbar {
  width: 100%;
  /* Adjust based on your existing nav.js CSS */
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 2rem;
}

/* --- LAYOUT --- */
.container {
  max-width: 1600px;
  margin: 0 auto;
  padding: 0 2rem 4rem;
  width: 100%;
}

@media (max-width: 1024px) {
  .container { padding: 0 1.5rem 3rem; }
}
@media (max-width: 640px) {
  .container { padding: 0 1rem 2.5rem; }
}

main {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* --- HEADER SECTION --- */
.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    gap: 1rem;
}

@media (max-width: 600px) {
  .dashboard-header { flex-direction: column; align-items: flex-start; }
  .btn-secondary { width: 100%; text-align: center; justify-content: center; }
}

h1 { font-size: 2rem; font-weight: 500; margin: 0; letter-spacing: -0.02em; }
.lede { color: var(--text-secondary); margin: 0.5rem 0 0; }
.btn-secondary {
    border: 1px solid var(--border);
    padding: 0.5rem 1rem;
    border-radius: 100px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}
.btn-secondary:hover { color: #fff; border-color: #fff; }

/* --- CARDS & GRIDS --- */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
}

/* 3-Column Grid System */
.stat-grid, .chart-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .stat-grid, .chart-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1200px) {
  .stat-grid, .chart-grid { grid-template-columns: repeat(3, 1fr); }
}

/* --- STAT CARDS --- */
.stat-card {
  position: relative;
  height: 160px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}
.stat-card .label {
  position: absolute;
  top: 1.5rem;
  left: 1.5rem;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
}
.stat-card .value {
  font-size: 3.5rem;
  font-weight: 700;
  line-height: 1;
  color: #fff;
  margin-bottom: 0.5rem;
}
.stat-card .subtext { font-size: 0.85rem; color: var(--text-secondary); }
.dot { width: 8px; height: 8px; border-radius: 50%; position: absolute; top: 1.5rem; right: 1.5rem; }
.dot.yellow { background: var(--chart-yellow); box-shadow: 0 0 10px rgba(234, 179, 8, 0.4); }
.dot.green { background: var(--chart-green); box-shadow: 0 0 10px rgba(34, 197, 94, 0.4); }
.dot.red { background: var(--chart-red); box-shadow: 0 0 10px rgba(239, 68, 68, 0.4); }

/* --- FILTERS --- */
#filter-form { display: flex; flex-wrap: wrap; align-items: flex-end; gap: 1.5rem; }
.filter-group { display: flex; flex-direction: column; gap: 0.5rem; }
.filter-group.search-group { flex: 1; min-width: 200px; }

@media (max-width: 768px) {
  #filter-form { flex-direction: column; align-items: stretch; }
  .filter-group { width: 100%; }
  .filter-group.search-group { min-width: unset; }
  .action-group button, #reset-filters { width: 100%; }
}

label { font-size: 0.75rem; color: var(--text-secondary); font-weight: 500; }

select, input {
    background: #000;
    border: 1px solid #333;
    color: #fff;
    padding: 0.6rem 1rem;
    border-radius: 8px;
    font-family: inherit;
    font-size: 0.9rem;
    width: 100%;
    height: 40px;
    outline: none;
}
.input-wrapper { position: relative; }
.input-wrapper svg { position: absolute; left: 10px; top: 50%; transform: translateY(-50%); color: #555; }
.input-wrapper input { padding-left: 34px; }

.chip-group { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.filter-chip {
    background: #1a1a1a;
    color: #888;
    padding: 0.4rem 1rem;
    border-radius: 100px;
    font-size: 0.8rem;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all 0.2s;
}
.filter-chip.active { background: #222; color: #fff; border-color: #444; }
#reset-filters { background: none; border: none; color: var(--text-secondary); text-decoration: underline; cursor: pointer; }

/* --- KEYWORDS --- */
.keyword-pools details { border-bottom: 1px solid #1f1f1f; padding: 1rem 0; }
.keyword-pools details:last-child { border-bottom: none; }
.keyword-pools summary { cursor: pointer; color: var(--text-primary); font-weight: 500; list-style: none; display: flex; align-items: center; }
.keyword-pools summary::before { content: '›'; display: inline-block; width: 1.5rem; font-size: 1.2rem; transition: transform 0.2s; color: var(--text-secondary); }
.keyword-pools details[open] summary::before { transform: rotate(90deg); }
.keyword-list { padding: 1rem 0 0 1.5rem; display: flex; flex-wrap: wrap; gap: 0.5rem; }
.keyword-chip { font-size: 0.8rem; color: var(--text-secondary); background: rgba(255,255,255,0.05); padding: 2px 8px; border-radius: 4px; cursor: pointer; }
.keyword-chip:hover { color: #fff; background: rgba(255,255,255,0.15); }

/* --- CHARTS & TABLE --- */
.chart-card {
  min-height: 320px;
  display: flex;
  flex-direction: column;
}
.chart-card h3 { font-size: 0.8rem; text-transform: uppercase; color: var(--text-secondary); margin: 0 0 1rem 0; }
.canvas-wrapper {
  flex: 1;
  position: relative;
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem;
}
.canvas-wrapper canvas {
  max-width: 100%;
  max-height: 100%;
}

.card-header-row { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1rem; }
.badge { background: #1a1a1a; padding: 2px 8px; border-radius: 4px; font-size: 0.75rem; color: #888; }
.table-wrapper { overflow-x: auto; border: 1px solid var(--border); border-radius: 8px; }
table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
th { text-align: left; padding: 0.8rem 1rem; border-bottom: 1px solid var(--border); color: var(--text-secondary); font-size: 0.75rem; text-transform: uppercase; background: rgba(255,255,255,0.02); }
td { padding: 0.8rem 1rem; border-bottom: 1px solid var(--border); color: #ccc; }
tr:last-child td { border-bottom: none; }
td a { border-bottom: 1px solid #444; }
.state-tag { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 8px; }
.event-destination { display: flex; flex-direction: column; gap: 0.2rem; }
.event-host { font-weight: 600; color: #fff; word-break: break-word; text-decoration: none; border-bottom: none; }
.event-url { color: var(--text-secondary); font-size: 0.8rem; word-break: break-all; }
.event-query { font-weight: 500; margin-bottom: 0.35rem; color: #fff; }
.keyword-inline { display: flex; flex-wrap: wrap; gap: 0.35rem; margin-top: 0.35rem; }
.keyword-pill {
    background: rgba(255,255,255,0.08);
    color: #fff;
    border-radius: 999px;
    padding: 0.2rem 0.75rem;
    font-size: 0.75rem;
    letter-spacing: 0.02em;
    cursor: pointer;
    border: 1px solid transparent;
    transition: background 0.2s ease, color 0.2s ease;
}
.keyword-pill:hover {
    background: rgba(255,255,255,0.18);
}
.keyword-pill.fallback { opacity: 0.65; }
.session-link {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.75rem;
    text-transform: uppercase;
    padding: 0.3rem 0.85rem;
    border-radius: 999px;
   
    border-bottom: none;
    color: var(--chart-green);
    letter-spacing: 0.08em;
    background: transparent;
}
.session-link:hover { color: var(--chart-blue); border-color: #555; }
.session-meta { display: block; font-size: 0.75rem; color: var(--text-secondary); margin-top: 0.35rem; }
.muted-text { color: var(--text-secondary); font-style: italic; font-size: 0.8rem; }

@media (max-width: 960px) {
  .table-wrapper { overflow-x: visible; }
  .event-log-table { border-collapse: separate; border-spacing: 0; }
  .event-log-table thead { display: none; }
  .event-log-table, .event-log-table tbody, .event-log-table tr, .event-log-table td {
    display: block;
    width: 100%;
  }
  .event-log-table tr {
    margin-bottom: 1rem;
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1rem;
    background: rgba(255,255,255,0.01);
  }
  .event-log-table td {
    border-bottom: 1px solid rgba(255,255,255,0.05);
    padding: 0.6rem 0;
  }
  .event-log-table td:last-child { border-bottom: none; }
  .event-log-table td::before {
    content: attr(data-label);
    display: block;
    font-size: 0.7rem;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
    letter-spacing: 0.05em;
  }
}

/* --- TOASTS (FIXED) --- */
.toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: #111;
    color: #fff;
    padding: 10px 20px;
    border-radius: 100px;
    border: 1px solid #333;
    display: flex;
    align-items: center;
    gap: 10px;
    z-index: 2000;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

/* FIXED: IMPORTANT to override flex display when hidden */
.toast[hidden] { display: none !important; }

.toast.error { background: #7f1d1d; border-color: #ef4444; }
.spinner { width: 14px; height: 14px; border: 2px solid #555; border-top-color: #fff; border-radius: 50%; animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }