html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background-color: #f2f2f2;
    font-family: Arial, sans-serif;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 20px;
}

.header, .main, .footer {
    background: white;
    padding: 20px;
    border-radius: 10px;
    margin-bottom: 15px;
}

.header h1 {
    margin-top: 0;
    color: #c62828;
}

/* ----- MENU ----- */

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
}

.logo {
    font-weight: bold;
    font-size: 20px;
}

.nav a {
    display: inline-block;
    text-decoration: none;
    color: #333;
    padding: 8px 10px;
    border-radius: 8px;
}

.nav a:hover {
    background: #f2f2f2;
}

/* ----- OBSAH ----- */

.main h2 {
    margin-top: 80px;
    margin-bottom: 8px;
}

.footer {
    text-align: center;
    color: #666;
}

/* ----- MOBIL ----- */

@media (max-width: 600px) {
    .container {
        padding: 12px;
    }

    .topbar {
        flex-direction: column;
        align-items: flex-start;
    }

    .nav {
        display: flex;
        gap: 8px;
        flex-wrap: wrap;
    }

    .header, .main, .footer {
        padding: 14px;
    }
}
.form {
  display: grid;
  gap: 12px;
  margin-top: 10px;
}

.form label {
  display: grid;
  gap: 6px;
  font-weight: bold;
}

.form input, .form textarea {
  padding: 10px;
  border-radius: 10px;
  border: 1px solid #ddd;
  font: inherit;
}
#formMsg {
  margin-top: 10px;
  font-weight: bold;
}
.msg {
  margin-top: 10px;
  padding: 10px 12px;
  border-radius: 10px;
  display: none; /* zobrazíme až když je zpráva */
}

.msg--error {
  display: block;
  background: #ffe5e5;
  border: 1px solid #ffb3b3;
}

.msg--success {
  display: block;
  background: #e7ffe7;
  border: 1px solid #b8ffb8;
}

/* zvýraznění špatných polí */
.input-error {
  border-color: #ff6b6b !important;
}
.fieldset {
  border: 1px solid #eee;
  border-radius: 12px;
  padding: 12px;
}

.fieldset legend {
  font-weight: bold;
  padding: 0 6px;
}

.row {
  display: grid;
  grid-template-columns: 20px 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 8px 6px;
  border-radius: 10px;
}

.row:hover {
  background: #f7f7f7;
}

.muted {
  color: #666;
  font-size: 14px;
}

.summary {
  display: grid;
  gap: 6px;
  background: #fafafa;
  border: 1px solid #eee;
  border-radius: 12px;
  padding: 12px;
}

.total {
  font-size: 18px;
}

.input-error {
  border-color: #ff6b6b !important;
}