:root {
    --bg: #eef2f4;
    --surface: #fff;
    --surface-soft: #f7f9fa;
    --surface-muted: #edf4f2;
    --ink: #1f2c34;
    --muted: #667780;
    --line: #cfd9de;
    --line-soft: rgba(207, 217, 222, 0.6);
    --primary: #0b7b6e;
    --primary-dark: #075b51;
    --secondary: #314f63;
    --accent: #b18424;
    --success: #1b8a5a;
    --warning: #b66b16;
    --danger: #ba4747;
    --sidebar: #243641;
    --sidebar-active: #172830;
    --sidebar-hover: #1d2f38;
    --radius: 8px;
    --shadow: 0 1px 2px rgba(24, 39, 48, 0.12);
    --sidebar-width: 260px;
    --header-height: 58px;
    --font: "Noto Sans JP", "Yu Gothic", "YuGothic", "Meiryo", "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }

html {
    font-size: 62.5%;
    letter-spacing: 0;
}

body {
    margin: 0;
    min-height: 100vh;
    background: var(--bg);
    color: var(--ink);
    font-family: var(--font);
    font-size: 1.4rem;
    line-height: 1.6;
}

a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }

.app {
    display: grid;
    grid-template-columns: var(--sidebar-width) minmax(0, 1fr);
    min-height: 100vh;
}

.login-app {
    display: block;
}

.sidebar {
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
    padding: 1.6rem 1.2rem;
    background: var(--sidebar);
    color: rgba(255, 255, 255, 0.84);
}

.menu-toggle,
.sidebar-overlay {
    display: none;
}

.menu-toggle {
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    width: 4.2rem;
    height: 4.2rem;
    border: 1px solid var(--line);
    border-radius: 6px;
    background: #fff;
    box-shadow: var(--shadow);
    cursor: pointer;
}

.menu-toggle span {
    display: block;
    width: 1.8rem;
    height: 0.2rem;
    border-radius: 999px;
    background: var(--secondary);
}

.brand {
    display: grid;
    gap: 0.3rem;
    padding: 0.8rem 1rem 1.6rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.13);
}

.brand span {
    color: rgba(255, 255, 255, 0.58);
    font-size: 1.1rem;
    font-weight: 700;
}

.brand strong {
    color: #fff;
    font-size: 1.8rem;
    line-height: 1.35;
}

.nav {
    display: grid;
    gap: 0.3rem;
    margin-top: 1.4rem;
}

.nav a {
    display: flex;
    align-items: center;
    min-height: 4rem;
    padding: 0 1rem;
    border-radius: var(--radius);
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.3rem;
    font-weight: 700;
}

.nav a.active {
    background: var(--sidebar-active);
    color: #fff;
}

.nav a:hover {
    background: var(--sidebar-hover);
    color: #fff;
}

.nav a.logout-link {
    margin-top: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.18);
    color: rgba(255, 255, 255, 0.72);
}

.main {
    min-width: 0;
}

.topbar {
    position: sticky;
    top: 0;
    z-index: 5;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.6rem;
    min-height: var(--header-height);
    padding: 0 2.4rem;
    border-bottom: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.96);
}

.topbar-title {
    display: flex;
    align-items: center;
    gap: 1rem;
    min-width: 0;
}

.topbar-title h1 {
    margin: 0;
    font-size: 1.8rem;
}

.breadcrumb {
    color: var(--muted);
    font-size: 1.2rem;
    white-space: nowrap;
}

.breadcrumb a {
    color: var(--primary-dark);
    font-weight: 700;
}

.user-box {
    display: flex;
    align-items: center;
    color: var(--muted);
    font-size: 1.2rem;
}

.content {
    display: grid;
    gap: 1.6rem;
    padding: 2.4rem;
}

.actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    justify-content: flex-end;
    align-items: center;
}

.chart-tags {
    justify-content: flex-start;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 3.8rem;
    padding: 0 1.4rem;
    border: 1px solid transparent;
    border-radius: 6px;
    background: #fff;
    color: var(--ink);
    cursor: pointer;
    font-size: 1.3rem;
    font-weight: 700;
    white-space: nowrap;
}

.button.primary { background: var(--primary); color: #fff; }
.button.secondary { border-color: var(--line); color: var(--secondary); }
.button.danger { background: var(--danger); color: #fff; }
.button.small { min-height: 3rem; padding: 0 1rem; font-size: 1.2rem; }
.button:disabled { opacity: 0.45; cursor: default; }

.card,
.panel,
.login-panel,
.error-panel {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--surface);
    box-shadow: var(--shadow);
}

.card { padding: 1.8rem; }
.panel { overflow: hidden; }

.card-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.2rem;
    margin-bottom: 1.6rem;
}

.card-head h2 {
    margin: 0;
    font-size: 1.6rem;
}

.panel-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.2rem;
    padding: 1.4rem 1.6rem;
    border-bottom: 1px solid var(--line-soft);
}

.panel-head h2,
.panel-head h3 {
    margin: 0;
    font-size: 1.6rem;
}

.panel-body { padding: 1.6rem; }

.kpi-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.2rem;
}

.kpi {
    display: grid;
    gap: 0.5rem;
    min-height: 10.8rem;
    padding: 1.6rem;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--surface);
    box-shadow: var(--shadow);
}

.kpi span,
.field span {
    color: var(--muted);
    font-size: 1.1rem;
    font-weight: 700;
}

.kpi strong {
    font-size: 2.5rem;
    line-height: 1.2;
}

.kpi-link {
    color: inherit;
    transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
}

.kpi-link:hover,
.kpi-link:focus-visible {
    border-color: var(--primary);
    box-shadow: 0 4px 12px rgba(24, 39, 48, 0.14);
    transform: translateY(-1px);
}

.kpi-link:focus-visible {
    outline: 2px solid rgba(11, 123, 110, 0.22);
    outline-offset: 2px;
}

.kpi em {
    color: var(--primary);
    font-size: 1.2rem;
    font-style: normal;
    font-weight: 700;
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.6rem;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.6rem;
}

.searchbar {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr)) auto;
    gap: 1rem;
    align-items: end;
}

.field {
    display: grid;
    gap: 0.5rem;
}

input,
select,
textarea {
    width: 100%;
    min-height: 3.8rem;
    padding: 0.8rem 1rem;
    border: 1px solid var(--line);
    border-radius: 6px;
    background: #fff;
    color: var(--ink);
}

input[type="checkbox"] {
    width: 1.6rem;
    min-height: 1.6rem;
    padding: 0;
    accent-color: var(--primary);
}

input:focus,
select:focus,
textarea:focus {
    border-color: var(--primary);
    outline: 2px solid rgba(11, 123, 110, 0.16);
}

.field-error {
    color: var(--danger);
}

.has-error input,
.has-error select,
.has-error textarea,
.is-invalid {
    border-color: var(--danger);
    outline: 2px solid rgba(186, 71, 71, 0.12);
}

.field-label {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.field-label-text {
    min-width: 0;
    margin-right: auto;
}

.required-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 1.9rem;
    padding: 0.1rem 0.7rem;
    border: 1px solid rgba(186, 71, 71, 0.28);
    border-radius: 999px;
    background: rgba(186, 71, 71, 0.1);
    color: var(--danger);
    font-size: 1rem;
    font-weight: 700;
    line-height: 1;
    white-space: nowrap;
}

.detail-summary {
    display: grid;
    grid-template-columns: 1.2fr repeat(4, minmax(0, 1fr));
    gap: 1.2rem;
}

.summary-main,
.summary-box {
    display: grid;
    gap: 0.4rem;
    min-height: 9.6rem;
    padding: 1.4rem;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--surface);
    box-shadow: var(--shadow);
}

.summary-main strong {
    font-size: 2rem;
}

.summary-box strong {
    font-size: 1.7rem;
}

.summary-main span,
.summary-box span {
    color: var(--muted);
    font-size: 1.1rem;
    font-weight: 700;
}

.detail-form {
    display: grid;
    gap: 1.6rem;
}

.form-section {
    display: grid;
    gap: 1.2rem;
    padding-top: 1.4rem;
    border-top: 1px solid var(--line-soft);
}

.form-section:first-of-type {
    padding-top: 0;
    border-top: 0;
}

.form-section-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.form-section-head h2 {
    margin: 0;
    color: var(--ink);
    font-size: 1.5rem;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.2rem;
}

.form-grid textarea {
    min-height: 10rem;
    resize: vertical;
}

.field:has(textarea) {
    grid-column: span 4;
}

.form-actions {
    justify-content: flex-start;
}

.delete-form {
    display: flex;
    justify-content: flex-end;
    margin-top: 1.4rem;
    padding-top: 1.4rem;
    border-top: 1px solid var(--line-soft);
}

.form-errors {
    border-left: 4px solid var(--danger);
    border-radius: var(--radius);
    background: #fff7f7;
    color: var(--danger);
    padding: 1rem 1.2rem;
}

.readonly-note {
    border-left: 4px solid var(--warning);
    border-radius: var(--radius);
    background: #fffaf2;
    color: var(--warning);
    padding: 1rem 1.2rem;
    font-weight: 700;
}

input:disabled,
select:disabled,
textarea:disabled {
    background: #f2f5f6;
    color: var(--muted);
    cursor: default;
}

.confirm-list {
    display: grid;
}

.confirm-row {
    display: grid;
    grid-template-columns: 24rem minmax(0, 1fr);
    gap: 1.2rem;
    padding: 1rem 1.4rem;
    border-bottom: 1px solid var(--line-soft);
}

.confirm-row span {
    color: var(--muted);
    font-weight: 700;
}

.confirm-row strong {
    font-weight: 600;
    white-space: pre-wrap;
}

.table-wrap {
    overflow-x: auto;
}

#receipt-action-form table {
    min-width: 118rem;
}

table {
    width: 100%;
    min-width: 82rem;
    border-collapse: collapse;
}

th,
td {
    padding: 1rem 1.1rem;
    border-bottom: 1px solid var(--line-soft);
    text-align: left;
    vertical-align: top;
    font-size: 1.2rem;
}

thead {
    background: var(--secondary);
}

th {
    color: #fff;
    font-weight: 700;
}

tbody tr:hover {
    background: rgba(11, 123, 110, 0.04);
}

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

.cell-main {
    display: grid;
    gap: 0.2rem;
}

.cell-main strong {
    font-size: 1.3rem;
}

.cell-main span {
    color: var(--muted);
    font-size: 1.1rem;
}

.check-column {
    width: 6rem;
    text-align: center;
}

.receipt-panel-head {
    align-items: center;
}

.receipt-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    min-width: 17rem;
}

.badge,
.tag {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 2.4rem;
    padding: 0.2rem 0.8rem;
    border-radius: 999px;
    background: var(--surface-muted);
    color: var(--primary-dark);
    font-size: 1.1rem;
    font-weight: 700;
    white-space: nowrap;
}

.badge.success { background: rgba(27, 138, 90, 0.12); color: var(--success); }
.badge.warn { background: rgba(182, 107, 22, 0.14); color: var(--warning); }
.badge.danger { background: rgba(186, 71, 71, 0.12); color: var(--danger); }
.badge.muted { background: #edf0f2; color: var(--muted); }
.tag { min-height: 2.8rem; }

.pagination {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.8rem;
    padding: 1.2rem 1.6rem;
    border-top: 1px solid var(--line-soft);
    color: var(--muted);
    font-size: 1.2rem;
}

.pager-pages {
    display: flex;
    gap: 0.4rem;
}

.page-btn {
    min-width: 3rem;
    min-height: 3rem;
    border: 1px solid var(--line);
    border-radius: 6px;
    background: #fff;
    color: var(--ink);
    cursor: pointer;
    font-weight: 700;
}

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

.tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    padding: 0 0 1.2rem;
    border-bottom: 1px solid var(--line-soft);
}

.tab-button {
    min-height: 3.6rem;
    padding: 0 1.2rem;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: #fff;
    color: var(--muted);
    cursor: pointer;
    font-size: 1.2rem;
    font-weight: 700;
}

.tab-button.active {
    border-color: var(--primary);
    background: var(--primary);
    color: #fff;
}

.tab-panel {
    display: none;
    padding-top: 1.4rem;
}

.tab-panel.active { display: block; }

.section-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(26rem, 1fr));
    gap: 1.4rem;
}

.section-grid ul {
    margin: 0;
    padding-left: 1.8rem;
    color: var(--muted);
}

.line-chart {
    min-height: 28rem;
}

.chart-canvas,
.donut-chart-canvas {
    display: block;
    width: 100%;
    height: 28rem;
}

.donut-chart-canvas {
    height: 24rem;
}

.chart-fallback {
    margin: 1rem 0 0;
    color: var(--muted);
    font-size: 1.2rem;
}

.line-chart svg {
    display: block;
    width: 100%;
    height: 28rem;
}

.grid-line { stroke: #dfe7ea; stroke-width: 1; }
.chart-line { fill: none; stroke-width: 5; stroke-linecap: round; stroke-linejoin: round; }
.chart-line.amount { stroke: var(--primary); }
.chart-line.count { stroke: var(--accent); }
.chart-text { fill: var(--muted); font-size: 1.2rem; }

.donut {
    position: relative;
    width: 18rem;
    height: 18rem;
    margin: 1.4rem auto;
    border-radius: 50%;
}

.donut::after {
    content: "";
    position: absolute;
    inset: 4rem;
    border-radius: 50%;
    background: #fff;
    box-shadow: inset 0 0 0 1px var(--line-soft);
}

.donut.count {
    background: conic-gradient(var(--primary) 0 44%, var(--accent) 44% 66%, var(--secondary) 66% 84%, #8765a8 84% 100%);
}

.donut.amount {
    background: conic-gradient(var(--secondary) 0 40%, var(--primary) 40% 73%, var(--accent) 73% 90%, #8765a8 90% 100%);
}

.legend {
    display: grid;
    gap: 0.8rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.legend li {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
}

.dot {
    display: inline-block;
    width: 1rem;
    height: 1rem;
    margin-right: 0.6rem;
    border-radius: 50%;
}

.dot.primary { background: var(--primary); }
.dot.accent { background: var(--accent); }
.dot.secondary { background: var(--secondary); }
.dot.other { background: #8765a8; }

.workflow-list {
    display: grid;
    gap: 1rem;
}

.task {
    display: grid;
    grid-template-columns: 9rem minmax(0, 1fr) 12rem 10rem;
    gap: 1rem;
    align-items: center;
    padding: 1rem;
    border: 1px solid var(--line-soft);
    border-left: 5px solid var(--primary);
    border-radius: var(--radius);
    background: var(--surface);
}

.task.urgent { border-left-color: var(--warning); background: #fffaf2; }
.task.overdue { border-left-color: var(--danger); background: #fff7f7; }

.task span,
.task em {
    color: var(--muted);
    font-size: 1.2rem;
    font-style: normal;
}

.matching-compare {
    min-width: 92rem;
}

.radio-group ul {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.radio-group label {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.radio-group input[type="radio"] {
    width: 1.5rem;
    min-height: 1.5rem;
    accent-color: var(--primary);
}

.master-list {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.2rem;
}

.master-card {
    display: grid;
    gap: 0.6rem;
    min-height: 12rem;
    padding: 1.4rem;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--surface);
    box-shadow: var(--shadow);
}

.master-card strong { font-size: 1.5rem; }
.master-card span { color: var(--muted); font-size: 1.2rem; }

.messages {
    padding: 1.2rem 2.4rem 0;
}

.message {
    border-left: 4px solid var(--accent);
    border-radius: 8px;
    background: #fff8eb;
    margin: 0 0 0.8rem;
    padding: 1rem 1.2rem;
}

.login-panel,
.error-panel {
    max-width: 48rem;
    margin: 7.2rem auto;
    padding: 2.8rem;
}

.login-brand {
    display: grid;
    gap: 0.6rem;
}

.login-brand h1,
.error-panel h1 {
    margin: 0;
    font-size: 2.4rem;
}

.login-brand p,
.error-panel p {
    margin: 0;
    color: var(--muted);
}

.login-form {
    display: grid;
    gap: 1.6rem;
    margin-top: 2.4rem;
}

@media (max-width: 1180px) {
    .app { grid-template-columns: 1fr; }
    .sidebar { position: relative; height: auto; }
    .nav { grid-template-columns: repeat(4, minmax(0, 1fr)); }
    .kpi-grid, .grid-3, .master-list, .detail-summary, .form-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .dashboard-wide { grid-column: span 2; }
    .field:has(textarea) { grid-column: span 2; }
}

@media (max-width: 760px) {
    .app { display: block; }
    .main { padding-top: 5.4rem; }
    .menu-toggle {
        position: fixed;
        top: 0.8rem;
        left: 1rem;
        z-index: 31;
        display: grid;
    }
    .sidebar {
        position: fixed;
        inset: 0 auto 0 0;
        z-index: 30;
        width: min(82vw, var(--sidebar-width));
        height: 100vh;
        transform: translateX(-100%);
        transition: transform 0.18s ease;
    }
    .menu-open .sidebar {
        transform: translateX(0);
    }
    .sidebar-overlay {
        position: fixed;
        inset: 0;
        z-index: 29;
        background: rgba(31, 44, 52, 0.42);
    }
    .menu-open .sidebar-overlay {
        display: block;
    }
    .content { padding: 1.4rem; }
    .topbar {
        position: relative;
        align-items: flex-start;
        flex-direction: column;
        padding: 1.2rem 1.4rem;
    }
    .nav,
    .kpi-grid,
    .grid-3,
    .grid-2,
    .master-list,
    .detail-summary,
    .searchbar,
    .form-grid,
    .confirm-row {
        grid-template-columns: 1fr;
    }

    .field:has(textarea) {
        grid-column: auto;
    }
    .dashboard-wide { grid-column: auto; }
    .task { grid-template-columns: 1fr; }
}