/* style.css */

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

/* -- design tokens (PLACEHOLDER -- swap for real clientlog marketing-site values) -- */
:root {
  --ink:      #222;
  --muted:    #888;
  --faint:    #aaa;
  --border:   #e0e0e0;
  --panel-bg: #f9f9f9;
  --chip-bg:  #f0f0f0;
  --bg:       #fff;

  --accent:   #1d4ed8;
  --good:     #166534;
  --warn:     #92400e;
  --bad:      #991b1b;
  --good-bg:  #dcfce7;

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

/* -- base -- */
body {
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.5;
}

.container { max-width: 1400px; margin: 0 auto; padding: 0 1.5rem; }

/* -- header -- */
header { padding: 1rem 0; border-bottom: 2px solid var(--ink); margin-bottom: 1.5rem; }

.header-bar { display: flex; align-items: center; gap: 1rem; }
.header-brand { font-size: 1.25rem; font-weight: 700; letter-spacing: -0.02em; color: var(--ink); }
.header-account { margin-left: auto; font-size: 0.75rem; color: var(--muted); }

.run-selector {
  font-size: 0.8rem;
  border: 1px solid var(--border);
  padding: 0.25rem 0.5rem;
  background: var(--bg);
  color: var(--ink);
  max-width: 400px;
}

/* -- footer -- */
footer {
  margin-top: 2rem; padding: 1rem 0;
  border-top: 1px solid var(--border);
  font-size: 0.75rem; color: var(--faint);
}

/* -- login -- */
.login-form {
  max-width: 320px;
  margin: 3rem auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.login-form__field { display: flex; flex-direction: column; gap: 0.3rem; }
.login-form__field label { font-size: 0.75rem; color: var(--muted); }
.login-form__field input {
  border: 1px solid var(--border);
  padding: 0.5rem 0.6rem;
  font-size: 0.9rem;
}

.login-form__error { font-size: 0.8rem; color: var(--bad); min-height: 1.2em; }

.login-form[hidden] { display: none; }

/* -- meta grid -- */
.meta-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  margin-bottom: 1.5rem;
}

.meta-item { background: var(--bg); padding: 1rem; display: flex; flex-direction: column; }
.meta-item .value { font-size: 1.5rem; font-weight: 700; line-height: 1; }
.meta-item .label {
  font-size: 0.7rem; color: var(--muted);
  text-transform: uppercase; letter-spacing: 0.05em; margin-top: 0.3rem;
}

/* -- tabs -- */
.tabs { display: flex; border-bottom: 2px solid var(--ink); margin-bottom: 1.5rem; }

.tab {
  padding: 0.5rem 1rem; font-size: 0.8rem; font-weight: 500;
  background: none; border: none; border-bottom: 2px solid transparent;
  margin-bottom: -2px; cursor: pointer; color: var(--muted);
}

.tab.active { color: var(--ink); border-bottom-color: var(--ink); }
.tab:hover  { color: var(--ink); }

/* -- chart + referrer list layout -- */
.chart-layout {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 1rem;
  height: 420px;
  margin-bottom: 2rem;
}

.chart-container { position: relative; height: 100%; }

.referrer-list {
  overflow-y: auto;
  border-left: 1px solid var(--border);
  padding-left: 0.75rem;
  font-size: 0.8rem;
}

.referrer-item {
  display: flex; align-items: center; gap: 0.5rem;
  padding: 0.3rem 0; cursor: pointer; color: var(--ink);
}

.referrer-item:hover   { background: var(--panel-bg); }
.referrer-item.active  { font-weight: 600; }
.referrer-item__colour { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }
.referrer-item__name   { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.referrer-item__count  { color: var(--muted); font-size: 0.75rem; }

/* -- tables -- */
.data-table { width: 100%; border-collapse: collapse; font-size: 0.8rem; }

.data-table th {
  text-align: left; padding: 0.4rem 0.6rem;
  font-size: 0.7rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em;
  color: var(--muted); border-bottom: 2px solid var(--ink);
}

.data-table td {
  padding: 0.4rem 0.6rem;
  border-bottom: 1px solid var(--chip-bg);
}

.data-table tr:hover td { background: var(--panel-bg); }

/* -- misc -- */
.hint { font-size: 0.8rem; color: var(--muted); margin-bottom: 1rem; }
h2 { font-size: 1rem; font-weight: 600; margin-bottom: 0.5rem; }

.btn {
  padding: 0.4rem 0.9rem; font-size: 0.8rem;
  border: 1px solid var(--ink); background: var(--ink); color: var(--bg);
  border-radius: 3px; cursor: pointer; text-decoration: none; display: inline-block;
}

.btn--outline { background: var(--bg); color: var(--ink); }
.btn:hover { opacity: 0.85; }

.error-panel { padding: 1.5rem 0; color: var(--muted); font-size: 0.85rem; }


/* -- site nav (multi-page layout) -- */
.site-nav { display: flex; gap: 1rem; margin-left: 1.5rem; }
.site-nav a { font-size: 0.8rem; color: var(--muted); text-decoration: none; }
.site-nav a:hover, .site-nav a.active { color: var(--ink); font-weight: 600; }

/* -- transition graph page -- */
.graph-layout {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 1rem;
  height: 560px;
  margin-bottom: 2rem;
}
.graph-canvas {
  border: 1px solid var(--border);
  height: 100%;
}