:root {
  font-family: "IBM Plex Sans Thai", "IBM Plex Sans", sans-serif;
  color-scheme: light;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: #f4f5f7;
  color: #1f2430;
}

.loading-screen {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  color: #6b7280;
}

.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 24px;
}

.login-card {
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  padding: 32px;
  width: 100%;
  max-width: 380px;
  text-align: center;
}

.login-card h1 { font-size: 20px; margin-bottom: 4px; }
.login-card .subtitle { color: #6b7280; margin-top: 0; margin-bottom: 24px; font-size: 14px; }

.login-card label {
  display: block;
  text-align: left;
  font-size: 13px;
  color: #374151;
  margin-bottom: 14px;
}

.login-card input {
  display: block;
  width: 100%;
  margin-top: 6px;
  padding: 10px 12px;
  border: 1px solid #d1d5db;
  border-radius: 8px;
  font-size: 14px;
}

.login-card button {
  width: 100%;
  padding: 10px 12px;
  border: none;
  border-radius: 8px;
  background: #4338ca;
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  margin-top: 8px;
}

.login-card button:disabled { opacity: 0.6; cursor: default; }

.error-msg {
  color: #b91c1c;
  font-size: 13px;
  margin-bottom: 12px;
  text-align: left;
}

.app-shell { min-height: 100vh; }

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #fff;
  padding: 14px 24px;
  border-bottom: 1px solid #e5e7eb;
}

.role-badge {
  margin-left: 10px;
  font-size: 12px;
  background: #eef2ff;
  color: #4338ca;
  padding: 2px 8px;
  border-radius: 999px;
}

.topbar-right { display: flex; align-items: center; gap: 12px; font-size: 14px; }
.topbar-right button {
  border: 1px solid #d1d5db;
  background: #fff;
  border-radius: 8px;
  padding: 6px 12px;
  cursor: pointer;
}

.content { padding: 32px; }