:root {
    --bg: #f5f6f8;
    --card-bg: #ffffff;
    --text: #1c2126;
    --muted: #6b7280;
    --border: #e2e5ea;
    --primary: #2f6fed;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Hiragino Sans, sans-serif;
    background: var(--bg);
    color: var(--text);
}

.login-body {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

.login-card {
    background: var(--card-bg);
    padding: 32px;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
    width: 100%;
    max-width: 360px;
}

.login-card h1 { text-align: center; font-size: 20px; margin-bottom: 24px; }
.input-group { margin-bottom: 16px; }
.input-group label { display: block; margin-bottom: 6px; font-size: 13px; color: var(--muted); }
.input-group input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 15px;
}

.btn {
    display: inline-block;
    border: none;
    border-radius: 8px;
    padding: 10px 20px;
    font-size: 15px;
    cursor: pointer;
}

.btn-primary { background: var(--primary); color: white; width: 100%; }

.error { color: #d9364f; font-size: 13px; margin-bottom: 12px; }

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    background: var(--card-bg);
    border-bottom: 1px solid var(--border);
}

.topbar h1 { font-size: 18px; margin: 0; }
.logout-link { color: var(--muted); text-decoration: none; font-size: 14px; }

.container {
    max-width: 720px;
    margin: 0 auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.upload-card, .summary-card, .table-card, .chart-card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 1px 4px rgba(0,0,0,0.06);
}

.upload-card h2, .table-card h2, .chart-card h2 { margin-top: 0; font-size: 16px; }
.hint { color: var(--muted); font-size: 13px; }

#upload-btn { margin-left: 8px; }
#upload-status { margin-top: 12px; font-size: 13px; color: var(--muted); }

.total-amount {
    text-align: center;
    margin-bottom: 16px;
}
.total-amount .label { display: block; font-size: 13px; color: var(--muted); }
.total-amount .value { display: block; font-size: 32px; font-weight: 700; }

#category-chart, #fx-chart { max-height: 280px; }

table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 8px; border-bottom: 1px solid var(--border); }
td.amount { text-align: right; font-variant-numeric: tabular-nums; }

.topbar nav { display: flex; gap: 16px; align-items: center; }

.review-row {
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 12px;
    margin-bottom: 12px;
}
.review-row .input-group { margin-bottom: 10px; }
.review-row select, .review-row input {
    width: 100%;
    padding: 8px 10px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 14px;
}
.review-file { font-weight: 600; margin-bottom: 8px; font-size: 13px; }
.match-hint { font-weight: 400; color: var(--primary); margin-left: 8px; font-size: 12px; }