:root {
  color-scheme: light;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #eef2f7;
  color: #1a2640;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
}

.brand-title {
  font-size: 1.2rem;
  font-weight: 700;
}

.brand-subtitle {
  margin-top: 0.25rem;
  color: #556680;
  font-size: 0.95rem;
}
header{
    height:72px;
    background:#ffffff;
    display:flex;
    align-items:center;
    justify-content:space-between;
    padding:0 20px;
    box-shadow:0 3px 12px rgba(0,0,0,.08);
    position:sticky;
    top:0;
    z-index:100;
}

.logo{
    display:flex;
    align-items:center;
    gap:12px;
}

.logo{
    display:flex;
    align-items:center;
    gap:12px;
}

.logo-image{
    width:50px;
    height:50px;
    object-fit:contain;
    flex-shrink:0;
}


.logo-text h2{
    font-size:20px;
    color:#0d6efd;
}

.logo-text p{
    color:#777;
    font-size:13px;
}

.login-btn{
    text-decoration:none;
    background:#0d6efd;
    color:white;
    padding:10px 20px;
    border-radius:8px;
    font-weight:600;
    transition:.25s;
}

.login-btn:hover{
    background:#0954c9;
}

.page-shell {
  max-width: 1180px;
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
}

.status-banner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 1rem 1.25rem;
  border-radius: 14px;
  background: #e8f0ff;
  color: #1c3b82;
  text-align: center;
  box-shadow: 0 12px 34px rgba(16, 45, 105, 0.08);
  margin-top: 45px
}

.panel {
  margin: 2rem auto 1.5rem;
  padding-bottom: 1rem;
  text-align: center;
}

.panel h1 {
  margin: 0;
  color: #0f172a;
  font-size: clamp(2rem, 3vw, 2.5rem);
}

.panel p {
  margin: 0.5rem auto 0;
  color: #475569;
  max-width: 640px;
}

.rooms-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}

.room-card {
  background: #fff;
  border-radius: 24px;
  padding: 1.75rem;
  box-shadow: 0 20px 54px rgba(15, 23, 42, 0.08);
}

.room-card h2 {
  margin-top: 0;
  margin-bottom: 1rem;
  font-size: 1.4rem;
  color: #1f2937;
}

.room-card label {
  display: block;
  margin-top: 1rem;
  margin-bottom: 0.45rem;
  color: #475569;
  font-weight: 600;
}

.room-card input[type="text"],
.room-card input[type="number"] {
  width: 100%;
  padding: 0.95rem 1rem;
  border-radius: 12px;
  border: 1px solid #d2dce8;
  background: #f8fafc;
  color: #102a43;
  font-size: 1rem;
}

.room-card input[type="text"]:read-only {
  background: #f8fafc;
}

.room-card button {
  border: none;
  border-radius: 11px;
  padding: 0.95rem 0;
  font-size: 1rem;
  cursor: pointer;
  font-weight: 700;
  color: #fff;
  background: #2563eb;
  margin-top: 1rem;
  width: 100%;
}

.button-row {
  display: flex;
  gap: 0.75rem;
  margin-top: 1rem;
}

.button-row button {
  flex: 1;
  width: auto;
  margin-top: 0;
}

.override-row {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  margin-top: 20px;

}

.override-row input {
  flex: 1;
  margin-top: 0px;
}

.override-row button {
  flex: 0 0 110px;
  width: auto;
  margin-top: 0;
  padding: 0.95rem 1rem;
}

.room-card button:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

@media (max-width: 640px) {
  .topbar {
    flex-direction: column;
    align-items: stretch;
  }
  .login-btn {
    padding:9px 16px;
    font-size:14px;
  }
}