:root {
    --color-bg: #faf7f2;
    --color-text: #2b2521;
    --color-accent: #b5651d;
    --color-border: #ddd2c4;
    --color-card: #ffffff;
    --color-danger: #b03030;
}

* { box-sizing: border-box; }

body {
    font-family: "Hiragino Sans", "Yu Gothic", sans-serif;
    background: var(--color-bg);
    color: var(--color-text);
    margin: 0;
    padding: 0;
}

header.site-header {
    background: #3b2e22;
    color: #fff;
    padding: 1rem 1.5rem;
}

header.site-header a {
    color: #fff;
    text-decoration: none;
    font-size: 1.2rem;
    font-weight: bold;
}

main {
    max-width: 720px;
    margin: 0 auto;
    padding: 1.5rem;
}

.card {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 1.25rem;
    margin-bottom: 1rem;
}

form .field {
    margin-bottom: 1rem;
}

label {
    display: block;
    font-weight: bold;
    margin-bottom: 0.25rem;
}

input, select {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-size: 1rem;
}

button, .btn {
    display: inline-block;
    background: var(--color-accent);
    color: #fff;
    border: none;
    padding: 0.6rem 1.2rem;
    border-radius: 4px;
    font-size: 1rem;
    cursor: pointer;
    text-decoration: none;
}

button:hover, .btn:hover { opacity: 0.9; }

.room-list { display: flex; flex-direction: column; gap: 1rem; }

.room-card {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.price { font-size: 1.3rem; font-weight: bold; color: var(--color-accent); }
.discount-badge {
    display: inline-block;
    background: var(--color-danger);
    color: #fff;
    padding: 0.15rem 0.5rem;
    border-radius: 4px;
    font-size: 0.85rem;
    margin-left: 0.5rem;
}

table { width: 100%; border-collapse: collapse; }
th, td { border-bottom: 1px solid var(--color-border); padding: 0.5rem; text-align: left; font-size: 0.9rem; }

.error { color: var(--color-danger); margin-bottom: 1rem; }
.hint { color: #7a7267; font-size: 0.85rem; }