:root {
    --bg: #eef8ef;
    --surface: #ffffff;
    --surface-strong: #dff2e2;
    --text: #203426;
    --muted: #5f7b66;
    --accent: #4e8b5f;
    --accent-strong: #396748;
    --danger: #b24646;
    --line: #c7ddcb;
    --shadow: 0 8px 28px rgba(36, 80, 44, 0.08);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", sans-serif;
    color: var(--text);
    background: radial-gradient(circle at top right, #f6fff7 0%, var(--bg) 60%);
}

.material-icons {
    font-family: 'Material Icons';
    font-weight: normal;
    font-style: normal;
    font-size: 24px;
    display: inline-flex;
    line-height: 1;
    text-transform: none;
    letter-spacing: normal;
    word-wrap: normal;
    white-space: nowrap;
    direction: ltr;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    -moz-osx-font-smoothing: grayscale;
}

.site-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: linear-gradient(135deg, #e1f4e6 0%, #cbe7d2 100%);
    border-bottom: 1px solid var(--line);
    position: sticky;
    top: 0;
    z-index: 10;
}

.brand {
    display: flex;
    align-items: center;
}

.brand-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}

.brand-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text);
}

.brand-logo-text {
    height: 34px;
    width: auto;
    display: block;
}

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

.site-nav a,
.site-subnav summary {
    color: var(--text);
    text-decoration: none;
    padding: 8px 10px;
    border-radius: 8px;
    cursor: pointer;
    list-style: none;
}

.site-nav a.active,
.site-nav a:hover,
.site-subnav summary.active,
.site-subnav summary:hover {
    background: var(--surface);
}

.site-subnav {
    position: relative;
}

.site-subnav summary::-webkit-details-marker {
    display: none;
}

.site-subnav-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: max-content;
    display: grid;
    gap: 4px;
    padding: 8px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.site-subnav:not([open]) .site-subnav-menu {
    display: none;
}

.site-subnav-menu a {
    white-space: nowrap;
}

.user-chip {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--muted);
}

.user-chip a {
    color: var(--accent-strong);
}

.menu-toggle {
    display: none;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 6px 10px;
}

.page-wrap {
    max-width: 1180px;
    margin: 0 auto;
    padding: 20px 12px 40px;
    display: grid;
    gap: 16px;
}

.site-footer {
    max-width: 1180px;
    margin: 0 auto 20px;
    padding: 0 12px 12px;
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 12px;
}

.footer-mobile-nav {
    display: none;
    gap: 12px;
}

.footer-mobile-nav a,
.footer-logout-link {
    color: var(--accent-strong);
    text-decoration: none;
}

.footer-mobile-nav a:hover,
.footer-logout-link:hover {
    text-decoration: underline;
}

.footer-logout-link {
    font-size: 0.8rem;
}

.card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 14px;
    box-shadow: var(--shadow);
    padding: 16px;
}

.notice {
    border-radius: 10px;
    padding: 10px 12px;
}

.notice.success {
    background: #dff6e5;
    border: 1px solid #8fc79a;
}

.notice.error {
    background: #fde8e8;
    border: 1px solid #d8a2a2;
}

.btn {
    border: 1px solid var(--line);
    background: var(--surface-strong);
    color: var(--text);
    border-radius: 9px;
    padding: 8px 12px;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
}

.btn:hover {
    background: #d2ebd8;
}

.btn.primary {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}

.btn.primary:hover {
    background: var(--accent-strong);
}

.btn.danger {
    background: #f4dede;
    border-color: #e8b2b2;
    color: #7e2f2f;
}

.stat-grid {
    display: grid;
    gap: 12px;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
}

.stat-card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 14px;
    text-align: center;
}

.stat-card p {
    font-size: 1.6rem;
    margin: 4px 0 0;
    font-weight: 700;
}

.table {
    width: 100%;
    border-collapse: collapse;
    overflow-x: auto;
    display: block;
}

.table th,
.table td {
    border-bottom: 1px solid var(--line);
    text-align: left;
    padding: 10px 8px;
    vertical-align: top;
    white-space: nowrap;
}

.data-list {
    display: grid;
    gap: 8px;
}

.data-list-header,
.data-list-row {
    display: grid;
    grid-template-columns: var(--cols);
    gap: 8px;
    align-items: start;
}

.data-list-header {
    font-weight: 700;
    color: var(--muted);
    border-bottom: 1px solid var(--line);
    padding-bottom: 8px;
}

.data-list-row {
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 10px;
    background: #fbfffb;
}

.data-cell {
    min-width: 0;
}

.data-label {
    display: none;
    color: var(--muted);
    font-size: 0.82rem;
    margin-bottom: 2px;
}

.key-value-list {
    display: grid;
    gap: 8px;
}

.key-value-item {
    display: grid;
    grid-template-columns: 140px 1fr;
    gap: 8px;
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 10px;
    background: #fbfffb;
}

.key-value-key {
    color: var(--muted);
    font-weight: 700;
}

.stack-list {
    display: grid;
    gap: 2px;
}

.recipe-image-preview {
    width: min(420px, 100%);
    height: auto;
    border-radius: 10px;
    border: 1px solid var(--line);
    display: block;
}

.stack-form {
    display: grid;
    gap: 10px;
}

.inline-form {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.grid-form {
    display: grid;
    gap: 10px;
}

.grid-form.three {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-form.four {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

label {
    display: grid;
    gap: 4px;
    color: var(--muted);
}

input,
select,
textarea {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 9px;
    padding: 8px;
    background: #fbfffb;
}

textarea {
    min-height: 110px;
    resize: vertical;
}

.recipe-card {
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 10px;
    margin-bottom: 10px;
    background: #fcfffc;
}

.recipe-title {
    font-weight: 700;
}

.recipe-items {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 8px 0;
}

.recipe-items span {
    background: #eaf7ed;
    border: 1px solid #c7ddcb;
    border-radius: 999px;
    padding: 4px 8px;
    font-size: 0.86rem;
}

.recipe-instructions section {
    margin-bottom: 2rem;
}

.calendar-grid {
    display: grid;
    gap: 10px;
}

.calendar-grid.seven {
    grid-template-columns: repeat(7, minmax(0, 1fr));
}

.calendar-cell {
    min-height: 140px;
    border: 1px solid var(--line);
    border-radius: 10px;
    background: #fbfffb;
    text-decoration: none;
    color: inherit;
    padding: 8px;
    display: grid;
    align-content: flex-start;
    gap: 6px;
}

.calendar-cell:hover {
    background: #f1fbf3;
}

.calendar-cell.is-ingredient-hit {
    border-color: #8fbf9a;
    background: linear-gradient(180deg, #f6fff7 0%, #e8f7eb 100%);
    box-shadow: inset 0 0 0 1px rgba(62, 124, 78, 0.22);
}

.calendar-cell .date {
    font-weight: 700;
}

.calendar-cell-memo,
.meal-plan-memo {
    white-space: pre-line;
}

.calendar-cell-memo {
    color: var(--muted);
    font-size: 0.92rem;
    line-height: 1.45;
}

.muted-text {
    color: var(--muted);
}

.calendar-cell.is-outside-month {
    background: #f2f3f2;
    color: #677169;
}

.calendar-weekdays {
    display: grid;
    grid-template-columns: repeat(7, minmax(0, 1fr));
    gap: 10px;
    margin-bottom: 10px;
}

.calendar-weekday {
    padding: 10px 8px;
    text-align: center;
    font-weight: 700;
    color: var(--muted);
    background: #f5fbf6;
    border: 1px solid var(--line);
    border-radius: 10px;
}

.calendar-toolbar {
    align-items: flex-start;
}

.mobile-stack-header {
    align-items: flex-start;
}

.mobile-stack-toggle {
    display: inline-flex;
}

.view-toggle {
    display: inline-flex;
    gap: 8px;
    flex-wrap: wrap;
}

.calendar-nav {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-top: 8px;
    margin-bottom: 1.5rem;
    align-items: center;
}


.calendar-menu {
    position: relative;
}

.calendar-menu summary {
    list-style: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 6px 10px;
}

.calendar-menu summary::-webkit-details-marker {
    display: none;
}

.calendar-menu summary .material-icons {
    font-size: 24px;
}

.calendar-submenu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 4px;
    box-shadow: var(--shadow);
    z-index: 100;
    min-width: 180px;
    margin-top: 4px;
}

.calendar-submenu .menu-item {
    display: block;
    width: 100%;
    padding: 8px 12px;
    background: none;
    border: none;
    text-align: left;
    color: var(--text);
    cursor: pointer;
    font-size: 0.95rem;
    font-family: inherit;
}

.calendar-submenu form.menu-item {
    padding: 0;
}

.calendar-submenu form.menu-item button {
    display: block;
    width: 100%;
    padding: 8px 12px;
    background: none;
    border: none;
    text-align: left;
    color: var(--text);
    cursor: pointer;
    font-size: 0.95rem;
    font-family: inherit;
}

.calendar-submenu .menu-item:hover,
.calendar-submenu form.menu-item button:hover {
    background: var(--surface-strong);
}

.weekday-inline {
    color: var(--muted);
    font-weight: 400;
}

.weekday-inline-mobile {
    display: none;
    color: var(--muted);
    font-weight: 400;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
}

.auth-card {
    max-width: 520px;
    margin: 40px auto;
    display: grid;
    justify-items: center;
    gap: 14px;
}

.login-site-icon {
    width: min(300px, 90%);
    height: auto;
    display: block;
}

.google-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    background: #fff;
    border: 1px solid #d0d5dd;
    border-radius: 9px;
    font-size: 1rem;
    color: #333;
    text-decoration: none;
    margin: 8px auto 0;
}

.google-btn:hover {
    background: #f8f8f8;
    box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

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

.compact {
    min-width: 260px;
}

.ingredient-lines-table td {
    white-space: normal;
}

.ingredient-label,
.quantity-label {
    display: inline-block;
    padding: 2px 0;
}

.meal-plan-menu-list {
    gap: 0.8em;
}

.mobile-inline-quantity {
    display: none;
}

dialog {
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 16px;
    width: min(460px, 92vw);
}

dialog::backdrop {
    background: rgba(0, 0, 0, 0.35);
}

.dialog-form {
    margin: 0;
}

@media (min-width: 761px) {
    .site-subnav:hover .site-subnav-menu,
    .site-subnav:focus-within .site-subnav-menu {
        display: grid;
    }
}

@media (max-width: 980px) {
    .calendar-grid.seven {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .calendar-weekdays {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .grid-form.three,
    .grid-form.four {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 760px) {
    .menu-toggle {
        display: block;
    }

    .site-nav {
        display: none;
        width: 100%;
        margin-top: 8px;
    }

    .site-subnav-menu {
        position: static;
        min-width: 0;
        box-shadow: none;
        background: transparent;
        border: 0;
        padding: 4px 0 0 12px;
    }

    .site-nav.open {
        display: grid;
        grid-template-columns: 1fr;
    }

    .site-header {
        flex-wrap: wrap;
    }

    .user-chip {
        width: 100%;
        margin-left: 0;
        justify-content: space-between;
    }

    .calendar-grid.seven,
    .calendar-weekdays,
    .grid-form.three,
    .grid-form.four {
        grid-template-columns: 1fr;
    }

    .mobile-stack-header {
        display: grid;
        justify-items: start;
        gap: 8px;
    }

    .mobile-stack-toggle {
        display: grid;
        width: 100%;
    }

    .calendar-weekdays {
        display: none;
    }

    .weekday-inline-mobile {
        display: inline;
    }

    .calendar-cell.is-outside-month {
        display: none;
    }

    #shopping-table .category-col,
    #shopping-table .quantity-col {
        display: none;
    }

    #shopping-table .ingredient-name-col {
        white-space: normal;
    }

    #shopping-table .mobile-inline-quantity {
        display: block;
        margin-top: 2px;
        color: var(--muted);
        font-size: 0.9rem;
    }

    .data-list-header {
        display: none;
    }

    .data-list-row {
        grid-template-columns: 1fr;
        gap: 6px;
    }

    .data-label {
        display: block;
    }

    .key-value-item {
        grid-template-columns: 1fr;
        gap: 4px;
    }

    .brand-logo-text {
        height: 30px;
    }

    .brand-title {
        font-size: 1rem;
    }

    .site-footer {
        justify-content: space-between;
    }

    .footer-mobile-nav {
        display: inline-flex;
        flex-wrap: wrap;
    }
}