/* Shared shell aligned with agent-wars.html reference.
   Arena contract: canvas#arena, scoreboard IDs, window.playServerReplay
   stay untouched. This file only adds layout around .shell. */
.app {
  display: grid;
  grid-template-columns: 216px minmax(0, 1fr);
  min-height: 100vh;
}

.sidebar {
  background: #0c151b;
  border-right: 1px solid var(--line);
  padding: 24px 14px;
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
}

.logo {
  font-family: var(--body);
  font-size: 23px;
  font-weight: 900;
  letter-spacing: -1px;
  font-style: italic;
  padding: 0 9px;
  margin: 0;
}

.logo span { color: var(--a); }

.micro {
  padding: 0 10px;
  margin: 0 0 32px;
  font-size: 10px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--dim);
}

.nav { display: grid; gap: 4px; }

.nav a {
  text-align: left;
  border: 0;
  background: transparent;
  color: var(--dim);
  font-family: var(--body);
  font-weight: 700;
  font-size: 12px;
  padding: 13px;
  border-radius: 4px;
  text-decoration: none;
  display: block;
}

.nav a:hover,
.nav a.on {
  background: #1c3438;
  color: var(--a);
}

.nav a.on { box-shadow: inset 3px 0 var(--a); }

.nav b {
  display: inline-block;
  width: 26px;
  font-size: 16px;
}

.season {
  margin-top: auto;
  border: 1px solid var(--line);
  padding: 14px;
  background: #14242a;
}

.season strong { display: block; color: var(--gold); margin: 5px 0; }
.season small { color: var(--dim); }

.crumb {
  height: 67px;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  background: var(--panel-low);
  color: var(--dim);
  font-size: 11px;
  letter-spacing: 1px;
}

.crumb strong { color: var(--gold); }

.content { max-width: 1500px; margin: 0 auto; padding: 30px 32px 70px; }

.shell { max-width: 1500px; }

#arena {
  aspect-ratio: 16 / 10.67;
}

@media (max-width: 950px) {
  .app { grid-template-columns: 175px 1fr; }
  .content { padding: 24px; }
}

@media (max-width: 700px) {
  .app { display: block; }
  .sidebar { height: auto; position: static; padding: 12px; border-right: 0; border-bottom: 1px solid var(--line); }
  .micro, .season { display: none; }
  .nav { display: flex; overflow: auto; }
  .nav a { white-space: nowrap; }
  .crumb { height: 52px; padding: 0 16px; }
  .content { padding: 20px 15px 50px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; }
}