:root {
  --bg: #1a1a2e;
  --bg-card: #16213e;
  --bg-panel: #0f3460;
  --accent: #e94560;
  --accent2: #533483;
  --text: #eaeaea;
  --text-muted: #8899aa;
  --border: #2a3a5c;
  --success: #4caf79;
  --warning: #f0a500;
  --radius: 6px;
  --font: 'Segoe UI', system-ui, sans-serif;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  min-height: 100vh;
}

/* ── Layout ── */
#app { display: flex; flex-direction: column; min-height: 100vh; }

header {
  background: var(--bg-panel);
  border-bottom: 2px solid var(--accent);
  padding: 0.75rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

header h1 { font-size: 1.25rem; letter-spacing: 0.05em; }
header h1 span { color: var(--accent); }

#user-info { margin-left: auto; font-size: 0.875rem; color: var(--text-muted); }
#user-info strong { color: var(--text); }

main { flex: 1; padding: 2rem 1.5rem; max-width: 960px; margin: 0 auto; width: 100%; }

/* ── Auth screen ── */
#screen-auth { max-width: 400px; margin: 4rem auto; }
#screen-auth h2 { margin-bottom: 1.5rem; font-size: 1.5rem; }

/* ── Forms ── */
.form-group { margin-bottom: 1rem; }
label { display: block; font-size: 0.8rem; color: var(--text-muted); margin-bottom: 0.35rem; }
input, select, textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
}
input:focus, select:focus { outline: none; border-color: var(--accent2); }

button {
  cursor: pointer;
  border: none;
  border-radius: var(--radius);
  padding: 0.55rem 1.25rem;
  font-size: 0.9rem;
  font-weight: 600;
  transition: opacity 0.15s;
}
button:hover { opacity: 0.85; }

.btn-primary { background: var(--accent); color: #fff; }
.btn-secondary { background: var(--bg-panel); color: var(--text); border: 1px solid var(--border); }
.btn-sm { padding: 0.3rem 0.8rem; font-size: 0.8rem; }

.error-msg {
  color: var(--accent);
  font-size: 0.85rem;
  margin-top: 0.5rem;
  min-height: 1.2rem;
}

/* ── Cards / panels ── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
}

/* ── Games list ── */
#games-list { display: flex; flex-direction: column; gap: 0.75rem; margin-top: 1.5rem; }

.game-row {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  cursor: pointer;
  transition: border-color 0.15s;
}
.game-row:hover { border-color: var(--accent2); }
.game-row .game-name { font-weight: 600; flex: 1; }
.game-row .game-meta { font-size: 0.8rem; color: var(--text-muted); }
.badge {
  font-size: 0.7rem;
  padding: 0.2rem 0.55rem;
  border-radius: 99px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.badge-setup    { background: var(--bg-panel); color: var(--text-muted); }
.badge-active   { background: var(--success); color: #000; }
.badge-paused   { background: var(--warning); color: #000; }
.badge-completed { background: var(--border); color: var(--text-muted); }

/* ── Game detail ── */
#screen-game h2 { margin-bottom: 1.5rem; }
.section-title {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

/* Players table */
#players-table { width: 100%; border-collapse: collapse; font-size: 0.875rem; }
#players-table th {
  text-align: left;
  padding: 0.4rem 0.6rem;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  font-weight: 400;
}
#players-table td { padding: 0.55rem 0.6rem; border-bottom: 1px solid var(--border); }

/* Action log */
#log-list { display: flex; flex-direction: column; gap: 0.4rem; margin-top: 1rem; }
.log-entry {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.55rem 0.85rem;
  font-size: 0.82rem;
  display: flex;
  gap: 0.75rem;
  align-items: baseline;
}
.log-seq { color: var(--text-muted); min-width: 2rem; }
.log-user { color: var(--accent2); font-weight: 600; min-width: 8rem; }
.log-type { color: var(--accent); font-family: monospace; }
.log-time { margin-left: auto; color: var(--text-muted); font-size: 0.75rem; }

/* ── New game form ── */
#screen-new-game { max-width: 520px; }
#screen-new-game h2 { margin-bottom: 1.5rem; }

/* ── Nav ── */
nav { display: flex; gap: 0.75rem; margin-bottom: 2rem; flex-wrap: wrap; }
.nav-link {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 0.4rem 1rem;
  border-radius: 99px;
  font-size: 0.85rem;
  cursor: pointer;
}
.nav-link:hover { border-color: var(--accent2); color: var(--text); }
.nav-link.active { border-color: var(--accent); color: var(--text); background: var(--bg-panel); }

/* ── Log action form ── */
#log-action-form { display: flex; gap: 0.5rem; margin-top: 1rem; flex-wrap: wrap; }
#log-action-form input { flex: 1; min-width: 12rem; }

/* ── Responsive ── */
@media (max-width: 600px) {
  header { flex-wrap: wrap; }
  main { padding: 1rem; }
  .game-row { flex-wrap: wrap; }
}