/* 시간 원장 페이지(ledger.html) 전용. 다른 페이지 CSS와 독립 — 토큰은 foundation.css :root와 같은 값. */

.ledger-page {
    --app-bg: #eef1f6;
    --surface: #ffffff;
    --border: #e2e8f0;
    --border-strong: #cbd5e1;
    --text: #1e293b;
    --text-strong: #0f172a;
    --text-muted: #64748b;
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --primary-soft: #eff6ff;
    --danger: #dc2626;
    --danger-soft: #fef2f2;
    --success: #27ae60;
    --success-strong: #1e874b;
    --success-tint: rgba(39, 174, 96, 0.12);
    --radius-sm: 8px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --shadow-card: 0 1px 2px rgba(15, 23, 42, 0.04), 0 10px 30px rgba(15, 23, 42, 0.07);
    --focus-ring: 0 0 0 3px rgba(37, 99, 235, 0.18);

    color-scheme: light;
    margin: 0;
    min-height: 100vh;
    background: var(--app-bg);
    color: var(--text);
    font-family: "Pretendard Variable", Pretendard, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 15px;
    line-height: 1.55;
}

.ledger-page *,
.ledger-page *::before,
.ledger-page *::after {
    box-sizing: border-box;
}

.ledger-page :focus-visible {
    outline: none;
    box-shadow: var(--focus-ring);
}

/* ---- 로딩 / 오류 ---- */

.ledger-loading {
    display: grid;
    place-items: center;
    min-height: 100vh;
    min-height: 100dvh;
    color: var(--text-muted);
    font-size: 14px;
}

.ledger-loading[hidden],
html.tt-ledger-guest .ledger-loading,
html.tt-ledger-fatal .ledger-loading {
    display: none;
}

.ledger-fatal {
    display: grid;
    place-items: center;
    min-height: 100vh;
    min-height: 100dvh;
    padding: 24px;
    text-align: center;
}

.ledger-fatal[hidden] {
    display: none;
}

.ledger-fatal h1,
.ledger-auth-gate h1 {
    margin: 0 0 8px;
    font-size: 24px;
    color: var(--text-strong);
}

.ledger-fatal p,
.ledger-auth-gate p {
    margin: 0 0 20px;
    max-width: 34em;
    color: var(--text-muted);
    font-size: 14px;
}

html.tt-ledger-fatal .ledger-auth-gate,
html.tt-ledger-fatal .ledger-shell {
    display: none !important;
}

/* ---- 인증 게이트: pre-paint에는 tt-ledger-guest 클래스로, 이후엔 JS가 소유 ---- */

.ledger-auth-gate {
    display: none;
    min-height: 100vh;
    place-items: center;
    padding: 24px;
    text-align: center;
}

html.tt-ledger-guest .ledger-auth-gate {
    display: grid;
}

html.tt-ledger-guest .ledger-shell {
    display: none !important;
}

html.tt-ledger-guest .ledger-fatal {
    display: none;
}

.ledger-auth-gate-login,
.ledger-fatal-home {
    display: inline-block;
    padding: 11px 22px;
    border-radius: var(--radius-md);
    background: var(--primary);
    color: #fff;
    font-weight: 700;
    text-decoration: none;
}

.ledger-auth-gate-login:hover,
.ledger-fatal-home:hover {
    background: var(--primary-hover);
}

/* ---- 셸 ---- */

.ledger-shell {
    max-width: 960px;
    margin: 24px auto;
    padding: 24px 28px 28px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
}

.ledger-shell[hidden] {
    display: none;
}

.ledger-shell[aria-busy="true"] .ledger-main {
    opacity: 0.6;
    transition: opacity 0.15s ease;
}

.ledger-header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px 16px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border);
}

.ledger-home-link {
    color: var(--text-muted);
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
}

.ledger-home-link:hover {
    color: var(--primary-hover);
}

.ledger-title {
    margin: 0;
    font-size: 20px;
    font-weight: 700;
    color: var(--text-strong);
}

.ledger-week-nav {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    margin-left: auto;
}

.ledger-btn {
    padding: 7px 14px;
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-md);
    background: #fff;
    color: var(--text);
    font: inherit;
    font-size: 13px;
    font-weight: 600;
    line-height: 1.2;
    cursor: pointer;
    transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.ledger-btn:hover {
    background: var(--primary-soft);
    border-color: #93c5fd;
    color: var(--primary-hover);
}

.ledger-btn[hidden] {
    display: none;
}

.ledger-week-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-strong);
    white-space: nowrap;
}

/* ---- 요약 ---- */

.ledger-main {
    padding-top: 20px;
}

.ledger-summary {
    margin-bottom: 20px;
}

.ledger-sentence {
    margin: 0 0 6px;
    font-size: 18px;
    font-weight: 600;
    line-height: 1.5;
    color: var(--text-strong);
    overflow-wrap: anywhere;
}

.ledger-coverage {
    margin: 0;
    font-size: 14px;
    color: var(--text-muted);
}

/* ---- 배너 / 빈 상태 ---- */

.ledger-banner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 8px 16px;
    margin: 0 0 16px;
    padding: 10px 14px;
    border: 1px solid #fecaca;
    border-radius: var(--radius-md);
    background: var(--danger-soft);
    color: #991b1b;
    font-size: 14px;
}

.ledger-banner[hidden] {
    display: none;
}

.ledger-empty {
    padding: 32px 16px;
    border: 1px dashed var(--border-strong);
    border-radius: var(--radius-md);
    text-align: center;
}

.ledger-empty[hidden] {
    display: none;
}

.ledger-empty h2 {
    margin: 0 0 8px;
    font-size: 16px;
    color: var(--text-strong);
}

.ledger-empty p {
    margin: 0 auto;
    max-width: 36em;
    color: var(--text-muted);
    font-size: 14px;
}

/* ---- 표 ---- */

.ledger-section {
    margin-top: 24px;
}

.ledger-section[hidden] {
    display: none;
}

.ledger-section h2 {
    margin: 0 0 10px;
    font-size: 15px;
    font-weight: 700;
    color: var(--text-strong);
}

.ledger-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.ledger-table th,
.ledger-table td {
    padding: 8px 10px;
    border-bottom: 1px solid var(--border);
    text-align: left;
    vertical-align: middle;
}

.ledger-table th {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
    white-space: nowrap;
}

.ledger-table .num {
    text-align: right;
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
}

.ledger-table tfoot td {
    border-bottom: 0;
    border-top: 2px solid var(--border-strong);
    font-weight: 700;
    color: var(--text-strong);
}

.ledger-table tbody tr:hover {
    background: #f8fafc;
}

.ledger-activity {
    display: inline-flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 2px 0;
}

.ledger-dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    margin-right: 8px;
    border: 1px solid rgba(15, 23, 42, 0.12);
    border-radius: 50%;
    vertical-align: middle;
    background: transparent;
}

.ledger-dot.is-empty {
    border-style: dashed;
}

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

.ledger-badge {
    display: inline-block;
    margin-left: 6px;
    padding: 1px 7px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 600;
    line-height: 1.5;
    vertical-align: middle;
    white-space: nowrap;
}

.ledger-badge.is-running {
    background: var(--primary-soft);
    color: var(--primary);
}

.ledger-badge.is-block {
    background: #f1f5f9;
    color: var(--text-muted);
}

.is-positive {
    color: var(--danger);
}

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

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

.ledger-status {
    font-size: 13px;
    white-space: nowrap;
}

.ledger-status.is-none {
    color: #94a3b8;
}

.ledger-status.is-under {
    color: var(--text-muted);
}

.ledger-status.is-match {
    color: var(--success-strong);
}

.ledger-status.is-over {
    color: var(--danger);
}

.ledger-status.is-unplanned {
    color: #b45309;
}

.ledger-done {
    color: var(--success-strong);
    font-weight: 700;
}

/* ---- 날짜별 ---- */

.ledger-day {
    margin-top: 18px;
}

.ledger-day-head {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    justify-content: space-between;
    gap: 4px 12px;
    margin-bottom: 6px;
}

.ledger-day-link {
    color: var(--primary);
    font-size: 15px;
    font-weight: 700;
    text-decoration: none;
}

.ledger-day-link:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

.ledger-day-subtotal {
    font-size: 13px;
    color: var(--text-muted);
    font-variant-numeric: tabular-nums;
}

.ledger-actions {
    display: flex;
    justify-content: flex-end;
    margin-top: 24px;
}

/* ---- 모바일: 표 → 카드 ---- */

@media (max-width: 640px) {
    .ledger-shell {
        margin: 0;
        padding: 16px;
        border: 0;
        border-radius: 0;
        box-shadow: none;
    }

    .ledger-week-nav {
        margin-left: 0;
        width: 100%;
    }

    .ledger-week-label {
        width: 100%;
        white-space: normal;
    }

    .ledger-sentence {
        font-size: 17px;
    }

    .ledger-table thead {
        display: none;
    }

    .ledger-table,
    .ledger-table tbody,
    .ledger-table tfoot,
    .ledger-table tr,
    .ledger-table td {
        display: block;
        width: 100%;
    }

    .ledger-table tr {
        padding: 8px 0;
        border-bottom: 1px solid var(--border);
    }

    .ledger-table tbody tr:hover {
        background: transparent;
    }

    .ledger-table td {
        display: flex;
        justify-content: space-between;
        gap: 12px;
        padding: 2px 0;
        border: 0;
        text-align: right;
    }

    .ledger-table td.ledger-cell-activity {
        justify-content: flex-start;
        text-align: left;
        font-weight: 600;
    }

    .ledger-table td::before {
        content: attr(data-label);
        flex: 0 0 auto;
        color: var(--text-muted);
        font-weight: 500;
        text-align: left;
    }

    .ledger-table td.ledger-cell-activity::before {
        display: none;
    }

    .ledger-table tfoot td {
        border-top: 0;
    }

    .ledger-table tfoot tr {
        border-top: 2px solid var(--border-strong);
    }
}