/* Room Sync — Intuitive-inspired theme (extended from av-scripts) */

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

body {
  font-family: "Segoe UI", -apple-system, BlinkMacSystemFont, sans-serif;
  color: #2d2d2d;
  line-height: 1.7;
  background: #f7f7f7;
}

/* Top navigation bar */
nav {
  background: #1a1a2e;
  padding: 0 40px;
  display: flex;
  align-items: center;
  gap: 0;
  height: 56px;
  position: sticky;
  top: 0;
  z-index: 100;
}

nav a, nav strong {
  color: #fff;
  text-decoration: none;
  font-size: 14px;
  font-weight: 400;
  padding: 16px 20px;
  transition: background 0.2s;
  white-space: nowrap;
}

nav a:hover { background: rgba(255,255,255,0.08); }
nav a.active { background: rgba(255,255,255,0.12); font-weight: 600; }
nav strong { font-weight: 600; background: rgba(255,255,255,0.06); }
nav .spacer { flex: 1; }

#auth-btn {
  background: #00a4b4;
  border: none;
  color: #fff;
  padding: 8px 18px;
  border-radius: 4px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
}
#auth-btn:hover { background: #008a98; }
#auth-btn.signed-in { background: transparent; border: 1px solid rgba(255,255,255,0.3); }

/* Page content */
.content {
  max-width: 1100px;
  margin: 0 auto;
  padding: 48px 32px 64px;
  background: #fff;
  min-height: calc(100vh - 56px - 60px);
}

/* Headings */
h1 {
  font-size: 32px;
  font-weight: 300;
  color: #1a1a2e;
  margin-bottom: 8px;
  letter-spacing: -0.5px;
}

.updated {
  color: #777;
  font-size: 13px;
  margin-bottom: 40px;
}

h2 {
  font-size: 20px;
  font-weight: 600;
  color: #1a1a2e;
  margin-top: 48px;
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 2px solid #00a4b4;
}

h3 {
  font-size: 16px;
  font-weight: 600;
  color: #333;
  margin-top: 28px;
  margin-bottom: 12px;
}

p { margin-bottom: 16px; }

/* Summary cards */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin: 24px 0;
}

.card {
  background: #f0fafb;
  border: 1px solid #d4eff2;
  border-radius: 8px;
  padding: 20px;
  text-align: center;
}

.card .value {
  font-size: 36px;
  font-weight: 300;
  color: #1a1a2e;
  display: block;
}

.card .label {
  font-size: 13px;
  color: #777;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.card.warn { border-color: #d4a800; background: #fef9e7; }
.card.danger { border-color: #c0392b; background: #fdf2f2; }

/* Tables */
table {
  border-collapse: collapse;
  width: 100%;
  margin: 16px 0 24px;
}

th, td {
  text-align: left;
  padding: 12px 16px;
  border-bottom: 1px solid #e5e5e5;
  font-size: 14px;
}

th {
  background: #1a1a2e;
  color: #fff;
  font-weight: 500;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

tr:hover td { background: #f5fafa; }

/* Links */
a { color: #00a4b4; text-decoration: none; font-weight: 500; }
a:hover { color: #008a98; text-decoration: underline; }

/* Status badges */
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.badge.synced { background: #e8f5e9; color: #2e7d32; }
.badge.mismatch { background: #fff3e0; color: #e65100; }
.badge.missing { background: #fce4ec; color: #c62828; }
.badge.pending { background: #e3f2fd; color: #1565c0; }

/* Buttons */
.btn {
  display: inline-block;
  padding: 8px 18px;
  border-radius: 4px;
  font-size: 13px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: background 0.2s;
}

.btn-primary { background: #00a4b4; color: #fff; }
.btn-primary:hover { background: #008a98; }
.btn-danger { background: #c0392b; color: #fff; }
.btn-danger:hover { background: #a93226; }
.btn-outline {
  background: transparent;
  border: 1px solid #00a4b4;
  color: #00a4b4;
}
.btn-outline:hover { background: #f0fafb; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* Forms */
input[type="text"], select {
  padding: 8px 12px;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-size: 14px;
  font-family: inherit;
  width: 100%;
  max-width: 400px;
}

input[type="text"]:focus, select:focus {
  outline: none;
  border-color: #00a4b4;
  box-shadow: 0 0 0 3px rgba(0,164,180,0.1);
}

/* Checkbox matrix */
.matrix-table input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: #00a4b4;
}

.matrix-table td { text-align: center; }
.matrix-table td:first-child { text-align: left; }

/* Confirmation input */
.confirm-input {
  border: 2px solid #c0392b;
  border-radius: 4px;
  padding: 10px 14px;
  font-size: 14px;
  width: 100%;
  max-width: 500px;
  margin: 12px 0;
}

.confirm-input:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(192,57,43,0.15);
}

/* Info / warning boxes */
.info-box {
  background: #f0fafb;
  border-left: 4px solid #00a4b4;
  padding: 20px 24px;
  margin: 24px 0;
  border-radius: 0 4px 4px 0;
  font-size: 14px;
}

.warning-box {
  background: #fef9e7;
  border-left: 4px solid #d4a800;
  padding: 20px 24px;
  margin: 24px 0;
  border-radius: 0 4px 4px 0;
  font-size: 14px;
}

/* Empty state */
.empty {
  color: #999;
  font-style: italic;
  margin-top: 24px;
  font-size: 15px;
  text-align: center;
  padding: 40px;
}

/* Modal overlay */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.5);
  z-index: 200;
  align-items: center;
  justify-content: center;
}

.modal-overlay.active { display: flex; }

.modal {
  background: #fff;
  border-radius: 8px;
  padding: 32px;
  max-width: 500px;
  width: 90%;
  box-shadow: 0 8px 32px rgba(0,0,0,0.2);
}

.modal h3 { margin-top: 0; }

/* Score bar */
.score-bar {
  display: inline-block;
  width: 60px;
  height: 8px;
  background: #e0e0e0;
  border-radius: 4px;
  overflow: hidden;
  vertical-align: middle;
  margin-right: 6px;
}

.score-bar-fill {
  height: 100%;
  border-radius: 4px;
  background: #00a4b4;
}

/* Footer */
footer {
  background: #1a1a2e;
  color: rgba(255,255,255,0.5);
  text-align: center;
  padding: 20px 40px;
  font-size: 13px;
}

/* Loading spinner */
.spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid #e0e0e0;
  border-top-color: #00a4b4;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* Responsive */
@media (max-width: 640px) {
  nav { padding: 0 16px; overflow-x: auto; }
  nav a, nav strong { padding: 16px 12px; font-size: 13px; }
  .content { padding: 32px 20px 48px; }
  h1 { font-size: 26px; }
  .cards { grid-template-columns: repeat(2, 1fr); }
}