/* ============================================= */
/* ================= index.php ================= */
/* ============================================= */
html,
body {
    height: 100%;
    margin: 0;
}

body {
    display: flex;
    flex-direction: column;
}

main {
    padding: 2rem 20%;
    flex: 1;
}

header {
    background-color: #f8f8f8;
    padding: 1.5rem 2rem;
    text-align: center;
}

header h1 {
    font-size: 1.75rem;
    margin: 0;
}

header h1 a {
    color: #333;
}

header h1 br {
    display: none;
}

header p {
    margin-bottom: 0;
    font-size: 1rem;
}

a {
    color: #2c5282;
    text-decoration: none;
}

footer {
    background-color: #f8f8f8;
    padding: 1rem;
    text-align: center;
    font-size: 0.875rem;
}

/* 📱 モバイル（600px以下） */
/* @media (max-width: 600px) {
    main {
        padding: 2rem;
    }

    .calendar th,
    .calendar td {
        height: 2.5rem;
    }
} */

/* 📱 モバイル及びタブレット縦（768px以下） */
@media (max-width: 768px) {
    :root {
        font-size: 0.875rem;
    }

    header h1 {
        font-size: 1.625rem;
    }

    header h1 br {
        display: inline;
    }

    main {
        padding: 1.5rem;
    }

    .calendar th,
    .calendar td {
        height: 3rem;
    }
}

/* 📱 タブレット横（769px〜1024px） */
@media (min-width: 769px) and (max-width: 1024px) {}

/* ============================================= */
/* ================= home.php ================== */
/* ============================================= */
.reservation-closed-banner {
    background-color: #f8d7da;
    color: #721c24;
    padding: 1em;
    margin-bottom: 0.5em;
    border-radius: 4px;
    font-weight: bold;
}

.message-banner {
    background-color: #fff3cd;
    color: #856404;
    padding: 1em;
    margin-bottom: 1em;
    border: 1px solid #ffeeba;
    border-radius: 4px;
}

/* 予約状況テーブル全体 */
table.reservation-status {
    border-collapse: collapse;
    width: 100%;
    max-width: 400px;
    margin: 1em 0;
    font-family: Arial, sans-serif;
    font-size: 1rem;
}

/* ヘッダーセル */
table.reservation-status th {
    background-color: #007acc;
    color: white;
    padding: 0.6em 0.8em;
    border: 1px solid #005a99;
    text-align: center;
}

/* 通常セル */
table.reservation-status td {
    border: 1px solid #ccc;
    padding: 0.5em 0.7em;
    text-align: center;
    vertical-align: middle;
}

/* 予約可能リンク */
table.reservation-status a {
    display: inline-block;
    padding: 0.3em 0.6em;
    background-color: #28a745;
    color: white;
    text-decoration: none;
    border-radius: 4px;
    transition: background-color 0.3s ease;
}

table.reservation-status a:hover {
    background-color: #1e7e34;
}

/* 満席表示 */
table.reservation-status span.full {
    color: #888;
    font-weight: bold;
}

/* 予約数セルを強調（空き少ないなどの拡張に使える） */
table.reservation-status td.reserved-count {
    font-weight: bold;
    color: #444;
}

.calendar-legend {
    margin-bottom: 1em;
    font-size: 0.9em;
}

.calendar-legend ul {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    gap: 1em;
    padding-left: 0;
    list-style: none;
    margin: 0;
}

.calendar-legend li {
    display: flex;
    align-items: center;
}

.legend-label {
    display: inline-block;
    width: 1.5em;
    height: 1.5em;
    line-height: 1.5em;
    text-align: center;
    background-color: #eee;
    border-radius: 4px;
    font-weight: bold;
}

.calendar-nav {
    display: flex;
    justify-content: center;
    margin-bottom: 1em;
}

.calendar-nav a {
    display: inline-block;
    margin: 0 0.5em;
}

.calendar {
    width: 100%;
    border-collapse: collapse;
    table-layout: fixed;
}

.calendar th,
.calendar td {
    border: 1px solid #ccc;
    text-align: center;
    height: 5rem;
    width: 14.28%;
    /* 7列なので1/7 */
    padding: 0;
}

.calendar td a {
    display: flex;
    align-items: center;
    flex-direction: column;
    justify-content: center;
    width: 100%;
    height: 100%;
    text-decoration: none;
    color: inherit;
}

/* .calendar td a:hover {
    background-color: #eee;
} */

.calendar td .mark {
    display: block;
    margin-top: 0.5rem;
    font-size: 0.85em;
    color: #555;
}

/* 曜日ヘッダー */
.calendar th {
    background-color: #f0f0f0;
}

.calendar td.disabled {
    pointer-events: none;
    cursor: not-allowed;
}

.calendar td.closed,
.calendar td.closed-admin {
    background-color: #f8f8f8;
}

.calendar td.closed .mark,
.calendar td.closed-admin .mark {
    font-weight: bold;
}

.calendar td.closed {
    pointer-events: none;
    cursor: not-allowed;
}

/* 色分けクラス */
.calendar td.selected {
    background-color: #ffeecf;
    /* 選択された日付 */
}

.calendar td.sun a,
.calendar td.holiday a {
    color: red;
}

.calendar td.sat a {
    color: blue;
}

.login-link-area {
    margin-top: 2em;
    text-align: center;
}

.login-link {
    display: inline-block;
    background-color: #4a5568;
    color: #fff;
    padding: 0.5em 1.2em;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    transition: background-color 0.2s ease-in-out;
}

.login-link:hover {
    background-color: #2d3748;
}

.login-loggedin {
    color: #2c7a7b;
    font-weight: bold;
}

.admin-control {
    font-weight: bold;
}

/* ============================================= */
/* ================= login.php ================= */
/* ============================================= */
.login-container {
    max-width: 400px;
    margin: 3em auto;
    padding: 2em;
    background-color: #f8f8f8;
    border-radius: 8px;
    box-shadow: 0 0 8px rgba(0, 0, 0, 0.1);
    font-family: sans-serif;
}

.login-container h2 {
    text-align: center;
    margin-bottom: 1em;
}

.login-form label {
    display: block;
    margin-bottom: 1em;
    font-weight: bold;
}

.login-form input {
    width: 100%;
    padding: 0.5em;
    margin-top: 0.2em;
    border: 1px solid #ccc;
    border-radius: 4px;
}

.login-form button {
    width: 100%;
    padding: 0.7em;
    background-color: #4a5568;
    color: #fff;
    border: none;
    border-radius: 4px;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.login-form button:hover {
    background-color: #2d3748;
}

.login-error {
    color: red;
    text-align: center;
    font-weight: bold;
    margin-bottom: 1em;
}

/* ============================================= */
/* ================= form.php ================== */
/* ============================================= */
.form-container {
    max-width: 400px;
    margin: 20px auto;
    padding: 20px;
    border: 2px solid #ccc;
    border-radius: 10px;
    background-color: #fafafa;
    font-family: sans-serif;
}

.form-container h2 {
    text-align: center;
    margin-bottom: 20px;
}

.form-container label {
    display: block;
    margin-bottom: 10px;
}

.form-container input[type="text"],
.form-container input[type="tel"],
.form-container input[type="number"] {
    width: 100%;
    padding: 0.5rem;
    box-sizing: border-box;
}

.form-container button {
    margin-top: 2rem;
    width: 100%;
    padding: 10px;
    background-color: #4caf50;
    color: white;
    font-weight: bold;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

.form-container button:hover {
    background-color: #45a049;
}

.form-container label {
    margin: 0;
}

.form-container input {
    margin-bottom: 1em;
}

.people-select {
    display: inline-flex;
    align-items: center;
    gap: 0.3em;
}

.people-select select {
    padding: 0.2em 0.4em;
    font-size: 1em;
}

.people-select .unit {
    font-size: 1em;
}

/* ============================================= */
/* ================ reserve.php ================ */
/* ============================================= */
.reservation-result {
    max-width: 600px;
    margin: 2em auto;
    margin-bottom: 0em;
    padding: 1em;
    border-radius: 8px;
}

.reservation-result.success {
    border: 2px solid #4caf50;
    background: #e8f5e9;
    color: #2e7d32;
}

.reservation-result.warning {
    border: 2px solid #ff9800;
    background: #fff3e0;
    color: #f57c00;
}

.reservation-result.warning button {
    background-color: #ff9800;
    color: #fff;
    padding: 6px 12px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

.reservation-result.error {
    border: 2px solid #f44336;
    background: #ffebee;
    color: #c62828;
}

.reservation-result .important {
    font-weight: bold;
    color: #c62828;
}

.reservation-instructions {
    max-width: 600px;
    margin: auto;
    padding: 1em;
}

.reservation-result ul {
    padding-left: 1.2em;
    list-style: disc;
}

.reservation-instructions span.strong {
    font-weight: bold;
}

/* ============================================= */
/* =============== dashboard.php =============== */
/* ============================================= */

.dashboard .nav a {
    display: inline-block;
    padding: 0.5em 1em;
    text-decoration: none;
    margin-bottom: 0.5em;
    border: 1px solid #ccc;
    border-radius: 3px;
}

.dashboard .nav a.logout {
    color: #ffffff;
    border: 1px solid #e53935;
    background-color: #e53935;
}

.dashboard .nav a.logout:hover {
    background-color: #c62828;
}

/* ============================================= */
/* ========== dashboard/closures.php =========== */
/* ============================================= */

.closures-form {
    width: 100%;
}

.closures-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 1.5em;
    transform-origin: top left;
}

.closures-table th,
.closures-table td {
    border: 1px solid #ccc;
    padding: 1em;
    text-align: center;
}

.closures-table th {
    background: #f0f0f0;
}

.delete-button {
    background-color: #e53935;
    color: #fff;
    padding: 6px 12px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

.delete-button:hover {
    background-color: #c62828;
}

.add-button {
    padding: 6px 12px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

.submit {
    background-color: #3498db;
    color: #fff;
    padding: 6px 12px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

.submit:hover {
    background-color: #2980b9;
}

p.message {
    padding: 10px;
    background-color: #e1f5e1;
    border-left: 4px solid #4CAF50;
    margin-bottom: 1em;
    color: #2e7d32;
}

p.error {
    padding: 10px;
    background-color: #fdecea;
    border-left: 4px solid #e53935;
    margin-bottom: 1em;
    color: #c62828;
}

/* 📱 モバイル及びタブレット縦（768px以下） */
@media (max-width: 768px) {
    .closures-table input {
        width: 100%;
        box-sizing: border-box;
    }

    .closures-table th,
    .closures-table td {
        border: 1px solid #ccc;
        padding: 0.2em;
        text-align: center;
        font-size: 0.8rem;
    }
}

/* ============================================= */
/* ========== dashboard/settings.php =========== */
/* ============================================= */

.settings-form fieldset {
    border: 1px solid #ccc;
    border-radius: 3px;
    padding: 1em 2em;
    margin-bottom: 1.5em;
}

.settings-form legend {
    font-weight: bold;
    margin-bottom: 1em;
    font-size: 1.2em;
}

.settings-form label {
    display: block;
    margin-bottom: 1em;
}

.settings-form input[type="number"],
.settings-form input[type="text"],
.settings-form input[type="date"] {
    width: 100%;
}

.settings-form textarea {
    width: 100%;
    height: 5em;
}

/* ============================================= */
/* ======== dashboard/reservations.php ========= */
/* ============================================= */

.reservation-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1em;
    font-size: 0.95em;
}

.reservation-table th,
.reservation-table td {
    border: 1px solid #ccc;
    padding: 0.5em;
    text-align: center;
}

.reservation-table th {
    background-color: #f0f0f0;
}

.disabled-reservation {
    background-color: #f9e0e0;
    color: #888;
}

.time-separator {
    background-color: #f8f8f8;
    font-weight: bold;
    text-align: start;
    padding: 0.5em;
}

.time-select {
    margin-bottom: 1rem;
    display: inline-flex;
    align-items: center;
    gap: 0.3em;
}

.time-select select {
    padding: 0.2em 0.4em;
    font-size: 1em;
}

.reservations-subtitle {
    margin-top: 2em;
}