/* drivebai — dark, glanceable, driver-first. Big controls, quiet chrome. */

* { box-sizing: border-box; }

/* Sections toggle via the `hidden` attribute; explicit display values on
   #login/#main would otherwise defeat the UA's [hidden] rule. */
[hidden] { display: none !important; }

:root {
  --bg: #0b0d10;
  --panel: #12161b;
  --border: #232a32;
  --text: #e6edf3;
  --muted: #8b949e;
  --accent: #58a6ff;
  --ok: #3fb950;
  --err: #f85149;
}

html, body {
  margin: 0;
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.5 ui-monospace, SFMono-Regular, Menlo, monospace;
}

.muted { color: var(--muted); font-size: 0.8rem; }

/* --- login --- */
#login { display: grid; place-items: center; min-height: 100vh; }
.login-card { text-align: center; display: grid; gap: 0.75rem; justify-items: center; }
.login-card h1 { margin: 0; letter-spacing: -0.02em; }

/* --- app frame --- */
#main { display: flex; flex-direction: column; height: 100vh; height: 100dvh; }

.app-bar {
  display: flex; justify-content: space-between; align-items: baseline; gap: 0.75rem;
  padding: 0.6rem 0.9rem; border-bottom: 1px solid var(--border); background: var(--panel);
}
.app-bar-right { display: flex; gap: 0.75rem; align-items: baseline; flex-wrap: wrap; }
#session-status { margin-left: 0.5rem; }
body[data-session="live"] #session-status { color: var(--ok); }
body[data-session="error"] #session-status { color: var(--err); }

/* --- transcript feed --- */
#feed { flex: 1; overflow-y: auto; padding: 0.9rem; display: grid; gap: 0.6rem; align-content: start; }

.entry {
  border: 1px solid var(--border); border-radius: 10px;
  padding: 0.55rem 0.75rem; background: var(--panel); max-width: 48rem;
}
.entry header { display: flex; gap: 0.5rem; align-items: baseline; }
.entry-title { font-weight: 600; }
.entry-time { margin-left: auto; color: var(--muted); font-size: 0.7rem; }
.entry-text { margin: 0.3rem 0 0; white-space: pre-wrap; }

.entry-user { border-left: 3px solid var(--muted); }
.entry-assistant { border-left: 3px solid var(--ok); }
.entry-tool { border-left: 3px solid var(--accent); }
.entry-tool .entry-title { color: var(--accent); }
.entry-system { border-left: 3px solid var(--err); }

.chip {
  font-size: 0.65rem; text-transform: uppercase; letter-spacing: 0.05em;
  padding: 0.05rem 0.45rem; border-radius: 999px; border: 1px solid var(--border);
  color: var(--muted);
}
.chip-running, .chip-streaming, .chip-starting { color: var(--accent); border-color: var(--accent); }
.chip-completed, .chip-ready { color: var(--ok); border-color: var(--ok); }
.chip-failed { color: var(--err); border-color: var(--err); }

.tool-json {
  margin: 0.4rem 0 0; padding: 0.5rem; border-radius: 8px; background: var(--bg);
  font-size: 0.75rem; overflow-x: auto; max-height: 14rem; overflow-y: auto;
}
.tool-image {
  display: block; margin-top: 0.5rem; max-width: 100%; max-height: 14rem;
  border-radius: 8px; border: 1px solid var(--border);
}

/* --- controls --- */
.controls {
  display: flex; gap: 0.75rem; padding: 0.75rem 0.9rem calc(0.75rem + env(safe-area-inset-bottom));
  border-top: 1px solid var(--border); background: var(--panel);
}
button {
  font: inherit; color: var(--text); background: var(--panel);
  border: 1px solid var(--border); border-radius: 10px; padding: 0.9rem 1rem;
  cursor: pointer; flex: 1; min-height: 3.25rem;
}
button.primary { background: var(--accent); color: #06121f; border-color: var(--accent); font-weight: 700; }
body[data-session="live"] button.primary { background: var(--err); border-color: var(--err); color: #1f0606; }
button.link {
  all: unset; cursor: pointer; color: var(--accent); font-size: 0.8rem;
}
button:disabled { opacity: 0.6; cursor: default; }