body {
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f5f7fa;
    color: #333;
    margin: 0;
    padding: 0;
}

.container {
    max-width: 960px;
    margin: 40px auto;
    padding: 20px;
    background-color: white;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.05);
    border-radius: 12px;
}

h1,
h2,
h3 {
    color: #0d6efd;
    margin-bottom: 0.5em;
}

h3 {
    font-size: 1.2em;
}

form {
    display: flex;
    flex-direction: column;
    gap: 1em;
}

input[type="email"],
input[type="password"],
select,
button {
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 8px;
    font-size: 1em;
}

button {
    background-color: #0d6efd;
    color: white;
    border: none;
    cursor: pointer;
    transition: background-color 0.2s ease-in-out;
}

button:hover {
    background-color: #0b5ed7;
}

.card {
    border: 1px solid #ddd;
    border-left: 6px solid #0d6efd;
    margin-bottom: 1em;
    padding: 1em;
    border-radius: 8px;
    background-color: #fff;
}

.card-header {
    font-weight: bold;
    margin-bottom: 0.5em;
}

.text-muted {
    color: #666;
    font-size: 0.9em;
}

ul.list-group {
    padding-left: 0;
    list-style-type: none;
}

ul.list-group li {
    padding: 0.5em;
    border-bottom: 1px solid #eee;
}

ul.list-group li:last-child {
    border-bottom: none;
}

/*
.alert {
    background-color: #ffe3e3;
    border-left: 6px solid #e3342f;
    padding: 1em;
    border-radius: 6px;
    margin-bottom: 1em;
    color: #721c24;
}
*/
button {
    padding: 8px 16px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    cursor: pointer;
    margin-top: 10px;
    transition: 0.2s ease;
}

button:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

/* Barvy podle stavu */
.btn-selected {
    background-color: #6e6e6e;
    color: white;
}

.btn-full {
    background-color: #dc3545;
    color: white;
}

.btn-choose {
    background-color: transparent;
    color: #28a745;
    border: 2px solid #28a745;
    font-weight: bold;
}

.btn-choose:hover {
    background-color: #28a745;
    color: white;
}

.calendar {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 10px;
    margin-top: 20px;
}

.calendar-day {
    background-color: #f9f9f9;
    border: 1px solid #ddd;
    padding: 10px;
    min-height: 100px;
    border-radius: 8px;
}

.calendar-day h3 {
    margin-top: 0;
    font-size: 16px;
    border-bottom: 1px solid #ccc;
    padding-bottom: 5px;
    text-align: center;
}

.slot {
    margin-top: 10px;
    font-size: 14px;
}

.logout-wrapper {
    text-align: right;
    margin-bottom: 1rem;
}
/*
.btn {
    font-weight: 600;
    border-radius: 0.375rem;
    padding: 0.4rem 0.75rem;
    cursor: pointer;
    border: 1px solid transparent;
    transition: background-color 0.2s ease-in-out;
}
*/
.btn-outline-secondary {
    color: #6c757d;
    background-color: transparent;
    border: 1px solid #6c757d;
}

.btn-outline-secondary:hover {
    background-color: #6c757d;
    color: white;
}

.btn-sm {
    font-size: 0.875rem;
    padding: 0.25rem 0.5rem;
}

.logo {
    text-align: center;
    margin-bottom: 1rem;
}

.support {
    text-align: center;
}