/*
 * Follows the gamelab /lab "nb" theme: teal primary (#3e7e88), light base,
 * Montserrat Alternates titles + Roboto body, white surfaces with gray borders.
 * (Mirrors gamelab/public/styles.css so the tablet home screen and the teacher
 * admin app read as one product.)
 */
:root {
  --color-primary: #3e7e88;
  --color-primary-hover: #33686f;
  --color-primary-content: #ffffff;
  --color-secondary: hsl(45.5, 96.1%, 69.6%);
  --color-accent: hsl(195.3, 65.7%, 48%);
  --color-accent-content: #ffffff;
  --color-base-100: hsl(220, 14.3%, 95.9%);
  --color-base-200: #ffffff;
  --color-base-300: #e5e7eb;
  --color-base-content: hsl(220, 8.9%, 46.1%);
  --color-ink: #1f2937;
  --color-border: #e5e7eb;
  --radius: 14px;
}

@font-face {
  font-family: "Montserrat Alternates";
  font-style: normal;
  font-weight: 700;
  src: url("fonts/montserrat-700.woff2") format("woff2");
}
@font-face {
  font-family: "Montserrat Alternates";
  font-style: normal;
  font-weight: 800;
  src: url("fonts/montserrat-900.woff2") format("woff2");
}
@font-face {
  font-family: "Roboto";
  font-style: normal;
  font-weight: 400;
  src: url("fonts/Roboto-Regular.woff2") format("woff2");
}
@font-face {
  font-family: "Roboto";
  font-style: normal;
  font-weight: 600;
  src: url("fonts/Roboto-SemiBold.woff2") format("woff2");
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  background: var(--color-base-100);
  color: var(--color-ink);
  font-family: Roboto, system-ui, sans-serif;
  font-weight: 400;
  -webkit-user-select: none;
  user-select: none;
  overflow: hidden;
}

body { display: flex; flex-direction: column; height: 100vh; }

.font-title { font-family: "Montserrat Alternates", sans-serif; }

/* Top bar — white with a bottom border, like the /lab Navbar. */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
  background: var(--color-base-200);
  border-bottom: 1px solid var(--color-border);
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand-logo { height: 34px; }
.brand-fallback {
  font-family: "Montserrat Alternates", sans-serif;
  font-weight: 800;
  font-size: 20px;
  color: var(--color-primary);
}

.status { display: flex; align-items: center; gap: 10px; }
.pill {
  padding: 5px 12px;
  border-radius: 999px;
  background: var(--color-base-100);
  color: var(--color-base-content);
  border: 1px solid var(--color-border);
  font-size: 13px;
  white-space: nowrap;
}
.pill-ok { color: #06463c; background: #d7f0e8; border-color: #a9dccd; }
.pill-warn { color: #6b4b00; background: #fdefc7; border-color: #f4d98a; }
.pill-off { color: #7a1327; background: #fbdde3; border-color: #f2b6c1; }

.stage { flex: 1; display: grid; place-items: center; padding: 24px; min-height: 0; }

.panel {
  width: min(920px, 96vw);
  background: var(--color-base-200);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 28px 30px;
  box-shadow: 0 12px 34px rgba(31, 41, 55, 0.08);
}
.panel.hidden { display: none; }
.panel h1 { margin: 0 0 6px; font-size: 26px; color: var(--color-ink); }
.panel-head { display: flex; align-items: center; justify-content: space-between; }

.muted { color: var(--color-base-content); }
.small { font-size: 13px; }

.teacher-list { display: flex; flex-wrap: wrap; gap: 10px; margin: 18px 0; }
.teacher-chip {
  padding: 10px 16px;
  border-radius: 10px;
  background: var(--color-base-100);
  border: 1px solid var(--color-border);
  color: var(--color-ink);
  font: inherit;
  cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}
.teacher-chip:hover { border-color: var(--color-primary); }
.teacher-chip.selected {
  background: var(--color-primary);
  color: var(--color-primary-content);
  border-color: var(--color-primary);
}

.row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.input {
  width: 280px;
  max-width: 100%;
  padding: 11px 14px;
  border-radius: 8px;
  border: 1px solid #d1d5db;
  background: #fff;
  color: var(--color-ink);
  font: inherit;
}
.input:focus { outline: 2px solid var(--color-primary); border-color: var(--color-primary); }

.btn-primary, .btn-ghost {
  font: inherit;
  font-weight: 600;
  border-radius: 8px;
  cursor: pointer;
  border: 1px solid transparent;
  padding: 11px 22px;
}
.btn-primary {
  background: var(--color-primary);
  color: var(--color-primary-content);
  border-color: var(--color-primary-hover);
}
.btn-primary:hover { background: var(--color-primary-hover); }
.btn-primary:disabled { opacity: 0.45; cursor: not-allowed; }
.btn-ghost {
  background: transparent;
  color: var(--color-base-content);
  border-color: var(--color-border);
  padding: 8px 16px;
}
.btn-ghost:hover { color: var(--color-ink); background: var(--color-base-100); }

.game-grid {
  margin-top: 20px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 18px;
}
.game-card {
  aspect-ratio: 4 / 3;
  border-radius: 12px;
  background: var(--color-base-200);
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  transition: transform 0.08s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}
.game-card:hover {
  transform: translateY(-2px);
  border-color: var(--color-primary);
  box-shadow: 0 8px 20px rgba(62, 126, 136, 0.16);
}
.game-emoji { font-size: 40px; }
.game-name { font-weight: 600; color: var(--color-ink); }
.game-type {
  font-size: 11px;
  color: var(--color-base-content);
  text-transform: uppercase;
  letter-spacing: 0.6px;
}

.footer {
  display: flex;
  justify-content: space-between;
  padding: 10px 24px;
  background: var(--color-base-200);
  border-top: 1px solid var(--color-border);
}