/* ============================================================
   Cashflow v2 — Nike-style design system
   Monochrome base, heavy typography, uppercase headers,
   minimal chrome, hairline borders instead of cards.
   ============================================================ */

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    /* Surface */
    --bg: #ffffff;
    --surface: #ffffff;
    --surface-2: #fafafa;
    --surface-3: #f4f4f4;

    /* Ink */
    --ink: #000000;
    --ink-2: #1a1a1a;
    --text: #000000;
    --text-dim: #4a4a4a;
    --text-muted: #8c8c8c;
    --text-faint: #bdbdbd;

    /* Borders — Nike uses strong baselines + hairlines */
    --border: #000000;
    --border-soft: #e4e4e4;
    --border-hair: #efefef;

    /* Accents — green for income, red for expense, ink for everything else */
    --accent: #000000;
    --accent-hover: #1a1a1a;
    --positive: #00a86b;   /* income = strong green */
    --negative: #ff2d2d;   /* expense = strong red */
    --warn: #ff8a00;

    /* Subtle background hints */
    --hover: #f6f6f6;
    --selected: #f0f0f0;

    --radius: 0px;          /* Nike = sharp */
    --radius-soft: 2px;

    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Menlo', monospace;
    --t: 0.16s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: var(--font-sans);
    background: var(--bg);
    color: var(--text);
    font-size: 13px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    font-feature-settings: 'ss01', 'cv01', 'cv11';
}
.app { max-width: 1200px; margin: 0 auto; padding: 0 28px 80px; }

/* ============================================================
   HEADER — strong baseline, capitalized brand
   ============================================================ */
header {
    display: flex;
    align-items: center;
    gap: 24px;
    padding: 20px 0 18px;
    border-bottom: 2px solid var(--ink);
    position: sticky;
    top: 0;
    background: var(--bg);
    z-index: 100;
    flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.logo { display: none; } /* drop the colored chip — Nike is wordmark */
.brand h1 {
    font-size: 18px;
    font-weight: 900;
    letter-spacing: -0.5px;
    text-transform: uppercase;
}
.brand-sub {
    font-size: 10px;
    color: var(--text-muted);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.2px;
}

.tabs {
    display: flex;
    gap: 0;
    border: none;
    background: none;
    padding: 0;
}
.tab {
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    padding: 6px 14px;
    margin: 0 -2px;
    font-size: 11px;
    font-weight: 800;
    color: var(--text-dim);
    cursor: pointer;
    font-family: var(--font-sans);
    text-transform: uppercase;
    letter-spacing: 1.1px;
    transition: all var(--t);
    display: flex;
    align-items: center;
    gap: 6px;
    border-radius: 0;
}
.tab:hover { color: var(--ink); }
.tab.active {
    color: var(--ink);
    background: none;
    box-shadow: none;
    border-bottom-color: var(--ink);
}
.tab svg { display: none; } /* drop tab icons for cleaner type */

.header-right {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 12px;
}
.save-indicator {
    font-size: 10px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 700;
}
.save-indicator.saving { color: var(--warn); }
.save-indicator.saved { color: var(--ink); }

/* ============================================================
   BUTTONS — sharp, uppercase, heavy
   ============================================================ */
.btn-accent, .btn-secondary, .btn-ghost, .btn-danger {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 18px;
    border-radius: 999px;        /* pill — Nike CTA */
    font-size: 11px;
    font-weight: 800;
    font-family: var(--font-sans);
    cursor: pointer;
    transition: all var(--t);
    border: 2px solid var(--ink);
    text-transform: uppercase;
    letter-spacing: 1px;
}
.btn-sm { padding: 7px 14px; font-size: 10px; letter-spacing: 0.8px; }

.btn-accent {
    background: var(--ink);
    color: white;
}
.btn-accent:hover {
    background: var(--surface);
    color: var(--ink);
}
.btn-secondary {
    background: var(--surface);
    color: var(--ink);
    border-color: var(--ink);
}
.btn-secondary:hover { background: var(--ink); color: white; }

.btn-ghost {
    background: none;
    color: var(--text-dim);
    border-color: transparent;
    padding: 8px 12px;
    letter-spacing: 0.5px;
}
.btn-ghost:hover:not(:disabled) {
    color: var(--ink);
    background: var(--hover);
}
.btn-ghost:disabled { opacity: 0.25; cursor: default; }

.btn-danger { background: var(--negative); color: white; border-color: var(--negative); }
.btn-danger:hover { background: var(--ink); border-color: var(--ink); }

/* ============================================================
   VIEWS
   ============================================================ */
.view { padding-top: 28px; animation: fadeIn 0.18s ease; }
.view.hidden { display: none; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }

.view-toolbar {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    position: sticky;
    top: 76px;       /* 헤더 baseline 바로 아래 */
    background: var(--bg);
    z-index: 50;
    padding: 14px 0;
    margin: -14px 0 14px;
    border-bottom: 1px solid var(--border-soft);
}
.toolbar-info {
    font-size: 10px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 700;
}

/* ============================================================
   CASHFLOW — sharp, line-based, big typography
   ============================================================ */
.cf-month {
    margin-bottom: 8px;
    background: var(--bg);
    border: none;
    border-radius: 0;
    box-shadow: none;
}
.cf-month-head {
    display: flex;
    align-items: baseline;
    gap: 14px;
    padding: 22px 0 12px;
    background: var(--bg);
    border-bottom: 2px solid var(--ink);
    cursor: pointer;
    user-select: none;
    border-radius: 0;
}
.cf-month-head:hover { background: var(--bg) !important; }
.cf-month-head:hover .cf-month-label { letter-spacing: -1.5px; }

.cf-toggle {
    width: 20px;
    color: var(--ink);
    font-size: 11px;
    transition: transform var(--t);
    align-self: center;
    font-weight: 900;
}
.cf-month.collapsed .cf-toggle { transform: rotate(-90deg); }
.cf-month.collapsed .cf-month-body { display: none; }

.cf-month-label {
    font-size: 30px;
    font-weight: 900;
    color: var(--ink);
    letter-spacing: -1px;
    font-family: var(--font-sans);
    text-transform: uppercase;
    line-height: 1;
    transition: letter-spacing var(--t);
}

.cf-snap-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    background: var(--ink);
    color: white;
    border-radius: 999px;
    font-size: 10px;
    font-weight: 800;
    font-family: var(--font-mono);
    letter-spacing: 0.3px;
    cursor: help;
    white-space: nowrap;
    align-self: center;
}
.cf-add-snap {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    background: none;
    border: 1px dashed var(--border-soft);
    color: var(--text-muted);
    border-radius: 999px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.6px;
    text-transform: uppercase;
    cursor: pointer;
    white-space: nowrap;
    align-self: center;
    transition: all var(--t);
}
.cf-add-snap:hover {
    border-color: var(--ink);
    border-style: solid;
    color: var(--ink);
    background: var(--surface);
}

.cf-month-totals {
    margin-left: auto;
    display: flex;
    gap: 26px;
    align-items: baseline;
}
.cf-mt-item {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 1px;
}
.cf-mt-label {
    font-size: 9px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.2px;
    font-weight: 800;
}
.cf-mt-val {
    font-size: 16px;
    font-weight: 800;
    font-family: var(--font-mono);
    color: var(--ink);
    letter-spacing: -0.4px;
}
.cf-mt-val.positive { color: var(--positive); }
.cf-mt-val.negative { color: var(--negative); }
.cf-mt-val.running { color: var(--ink); font-size: 18px; }

.cf-month-body {
    padding: 0;
    border-top: none;
}

.cf-row {
    display: grid;
    grid-template-columns: 18px 90px 76px 1fr 90px 130px 130px;
    align-items: center;
    gap: 12px;
    padding: 10px 32px 10px 0;
    font-size: 13px;
    border-bottom: 1px solid var(--border-hair);
    transition: background var(--t);
    position: relative;
}
.cf-handle {
    color: var(--text-faint, #c2c2bc);
    cursor: grab;
    font-size: 12px;
    user-select: none;
    text-align: center;
    line-height: 1;
    opacity: 0;
    transition: opacity var(--t), color var(--t);
}
.cf-row:hover .cf-handle { opacity: 1; }
.cf-handle:hover { color: var(--ink); }
.cf-handle:active { cursor: grabbing; }
.cf-handle-locked {
    cursor: not-allowed;
    color: var(--text-faint, #c2c2bc);
    font-size: 11px;
    opacity: 0.5;
}
.cf-row:hover .cf-handle-locked { opacity: 0.7; }

.cf-row.dragging { opacity: 0.4; }
.cf-row.drag-over-top { box-shadow: inset 0 2px 0 0 var(--ink); }
.cf-row.drag-over-bot { box-shadow: inset 0 -2px 0 0 var(--ink); }
.cf-row:last-of-type { border-bottom: 1px solid var(--border-soft); }
.cf-row:hover { background: var(--hover); }

/* 그룹 헤더 — 수입 / 지출 */
.cf-group-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    padding: 14px 0 8px;
    margin-top: 6px;
    border-bottom: 1px solid var(--border-soft);
}
.cf-group-header.cf-group-neg {
    border-top: 3px solid var(--ink);
    margin-top: 18px;
    padding-top: 14px;
}
.cgh-left {
    display: flex;
    align-items: baseline;
    gap: 10px;
}
.cgh-marker {
    font-family: var(--font-mono);
    font-size: 22px;
    font-weight: 900;
    line-height: 1;
    width: 18px;
    text-align: center;
    letter-spacing: -1px;
}
.cf-group-pos .cgh-marker { color: var(--positive); }
.cf-group-neg .cgh-marker { color: var(--negative); }

.cgh-label {
    font-size: 10px;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 1.6px;
    color: var(--ink);
}
.cf-group-pos .cgh-label { color: var(--positive); }
.cf-group-neg .cgh-label { color: var(--negative); }

.cgh-sum {
    font-family: var(--font-mono);
    font-weight: 800;
    font-size: 13px;
    letter-spacing: -0.3px;
    color: var(--text-dim);
}
.cf-group-pos .cgh-sum { color: var(--positive); }
.cf-group-neg .cgh-sum { color: var(--negative); }
.cf-row.is-repeat .cf-name { font-style: italic; color: var(--text-dim); }
.cf-row.is-debt {
    background: var(--surface-2, #fafaf7);
}
.cf-row.is-debt .cf-name { color: var(--text-dim); }
.cf-name .debt-tag {
    font-size: 10px;
    margin-right: 6px;
    opacity: 0.7;
    vertical-align: middle;
}

.cf-row.positive .cf-amount { color: var(--positive); }
.cf-row.negative .cf-amount { color: var(--negative); }

/* Person chip */
.cf-person-cell {
    display: flex;
    align-items: center;
    justify-content: flex-start;
}
.cf-person {
    display: inline-flex;
    align-items: center;
    padding: 3px 8px;
    border-radius: 999px;
    font-size: 9px;
    font-weight: 800;
    letter-spacing: 0.8px;
    color: white;
    cursor: pointer;
    user-select: none;
    transition: filter var(--t), transform var(--t);
    min-width: 56px;
    justify-content: center;
}
.cf-person:hover { filter: brightness(1.1); transform: translateY(-1px); }
.cf-person-empty {
    background: none;
    color: var(--text-muted);
    border: 1px dashed var(--border-soft);
    font-weight: 700;
}
.cf-person-empty:hover { color: var(--ink); border-color: var(--ink); }

.cf-cat {
    font-size: 9px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.2px;
    font-weight: 800;
    text-align: left;
    background: none;
    padding: 0 4px;
    border: none;
    cursor: pointer;
    transition: color var(--t);
}
.cf-cat:hover { color: var(--ink); }

.cf-name {
    font-weight: 600;
    cursor: pointer;
    padding: 4px 6px;
    margin-left: -6px;
    border-radius: 2px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--ink);
    transition: background var(--t);
}
.cf-name:hover { background: var(--surface-3); }
.cf-name .repeat-tag {
    font-size: 11px;
    color: var(--text-muted);
    margin-right: 8px;
    font-style: normal;
    font-weight: 700;
    vertical-align: middle;
}

.cf-memo {
    font-size: 11px;
    color: var(--text-muted);
    padding: 3px 6px;
    border-radius: 2px;
    cursor: pointer;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    transition: background var(--t), color var(--t);
}
.cf-memo:hover { background: var(--surface-3); color: var(--ink); }
.cf-memo-empty {
    opacity: 0.25;
    font-style: italic;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 9px;
    letter-spacing: 0.6px;
}
.cf-memo-empty:hover { opacity: 0.8; }

.cf-amount {
    font-family: var(--font-mono);
    font-weight: 800;
    font-size: 14px;
    text-align: right;
    padding: 4px 6px;
    margin-right: -6px;
    border-radius: 2px;
    cursor: pointer;
    letter-spacing: -0.3px;
    transition: background var(--t);
}
.cf-amount:hover { background: var(--surface-3); }

.cf-running {
    font-family: var(--font-mono);
    font-size: 14px;
    font-weight: 800;
    text-align: right;
    color: var(--text-dim);
    padding: 4px 6px;
    border-radius: 2px;
    cursor: pointer;
    letter-spacing: -0.3px;
    transition: background var(--t);
}
.cf-running:hover { background: var(--surface-3); color: var(--ink); }
.cf-running.negative { color: var(--negative); }
.cf-running.snap-frozen {
    color: var(--text-faint, #c2c2bc);
    font-weight: 600;
    cursor: help;
    text-decoration: line-through;
    text-decoration-color: var(--text-faint, #c2c2bc);
    text-decoration-thickness: 1px;
}
.cf-running.snap-frozen:hover { background: none; color: var(--text-faint, #c2c2bc); }

.cf-row-del {
    position: absolute;
    right: 4px;
    top: 50%;
    transform: translateY(-50%);
    background: var(--surface);
    border: 1px solid var(--border-soft);
    color: var(--text-muted);
    cursor: pointer;
    width: 22px; height: 22px;
    border-radius: 50%;
    font-size: 13px;
    opacity: 0;
    margin: 0;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity var(--t), background var(--t), color var(--t), border-color var(--t);
    z-index: 2;
}
.cf-row:hover .cf-row-del { opacity: 1; }
.cf-row-del:hover { background: var(--negative); color: white; border-color: var(--negative); }

/* Quick add row */
.cf-add {
    display: grid;
    grid-template-columns: 18px 90px 76px 1fr 90px 130px 130px;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    background: var(--surface-2);
    border-top: 2px solid var(--ink);
    margin: 0 -28px;
    padding-left: 28px;
    padding-right: 28px;
}
.cf-add .cfa-person {
    text-align: center;
    font-weight: 700;
}
.cf-add select, .cf-add input {
    padding: 8px 10px;
    border: 1px solid var(--border-soft);
    border-radius: 2px;
    font-size: 12px;
    background: var(--bg);
    color: var(--ink);
    font-family: var(--font-sans);
    width: 100%;
    font-weight: 600;
}
.cf-add input[type=number] { text-align: right; font-family: var(--font-mono); font-weight: 700; }
.cf-add select:focus, .cf-add input:focus { outline: none; border-color: var(--ink); }
.cf-add .add-btn {
    background: var(--ink);
    color: white;
    border: none;
    padding: 8px 14px;
    border-radius: 999px;
    font-size: 10px;
    font-weight: 800;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 1px;
    grid-column: span 1;
    justify-self: end;
}
.cf-add .add-btn:hover { background: var(--surface); color: var(--ink); box-shadow: inset 0 0 0 2px var(--ink); }

/* Inline edit */
.inline-input {
    width: 100%;
    padding: 4px 6px;
    border: 1px solid var(--ink);
    border-radius: 2px;
    background: var(--bg);
    color: var(--ink);
    font-size: 13px;
    font-family: inherit;
    font-weight: 600;
}
.cf-amount .inline-input, .cf-running .inline-input { text-align: right; font-family: var(--font-mono); font-weight: 800; }

.inline-select {
    width: 100%;
    padding: 4px 6px;
    border: 1px solid var(--ink);
    border-radius: 2px;
    background: var(--bg);
    color: var(--ink);
    font-size: 11px;
    font-family: inherit;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
}
.inline-select:focus { outline: none; }

/* ============================================================
   SNAPSHOTS
   ============================================================ */
.snap-layout {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 32px;
    align-items: start;
}
.snap-side {
    background: none;
    border: none;
    border-right: 1px solid var(--border-soft);
    padding: 0 24px 0 0;
    position: sticky;
    top: 90px;
    max-height: calc(100vh - 110px);
    overflow-y: auto;
    border-radius: 0;
}
.snap-side-head {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--ink);
}
.snap-side-head h2 {
    font-size: 14px;
    margin: 0;
    text-transform: uppercase;
    font-weight: 900;
    letter-spacing: -0.3px;
}

.snap-card {
    border: none;
    border-bottom: 1px solid var(--border-hair);
    border-radius: 0;
    padding: 12px 0;
    margin: 0;
    cursor: pointer;
    background: none;
    transition: padding-left var(--t);
}
.snap-card:hover { padding-left: 8px; }
.snap-card.active {
    border-color: var(--ink);
    background: none;
    box-shadow: inset 4px 0 0 var(--ink);
    padding-left: 12px;
}
.snap-card-date {
    font-family: var(--font-mono);
    font-weight: 800;
    font-size: 14px;
    margin-bottom: 4px;
    letter-spacing: -0.3px;
}
.snap-card-sub {
    font-size: 10px;
    color: var(--text-muted);
    display: flex;
    justify-content: space-between;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 700;
}
.snap-card-sub strong {
    font-family: var(--font-mono);
    color: var(--ink);
    font-weight: 800;
}

.snap-main {
    background: none;
    border: none;
    border-radius: 0;
    padding: 0;
    min-width: 0;
}
.snap-empty {
    color: var(--text-muted);
    font-size: 12px;
    text-align: center;
    padding: 50px 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 700;
}
.snap-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 10px;
    padding-bottom: 14px;
    border-bottom: 2px solid var(--ink);
}
.snap-head h2 {
    font-family: var(--font-mono);
    font-size: 36px;
    margin: 0;
    font-weight: 900;
    letter-spacing: -1.5px;
    line-height: 1;
}
.snap-head-memo {
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 6px;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    font-weight: 600;
}
.snap-head-actions { display: flex; gap: 6px; }

.snap-summary {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    margin-bottom: 32px;
    border: none;
    border-top: 1px solid var(--border-soft);
    border-bottom: 1px solid var(--border-soft);
}
.snap-sum-card.recv { background: rgba(0,168,107,0.06); }
.snap-sum-card.recv .snap-sum-val.pos { color: var(--positive); }
.snap-sum-card.paya { background: rgba(255,45,45,0.05); }
.snap-sum-card.paya .snap-sum-val.neg { color: var(--negative); }
.snap-sum-card {
    background: none;
    border: none;
    border-right: 1px solid var(--border-soft);
    border-radius: 0;
    padding: 16px 18px;
}
.snap-sum-card:last-child { border-right: none; }
.snap-sum-card.cash { background: var(--ink); color: white; }
.snap-sum-card.cash .snap-sum-label,
.snap-sum-card.cash .snap-sum-val { color: white; }
.snap-sum-card.total { background: var(--surface-3); }
.snap-sum-label {
    font-size: 9px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.2px;
    font-weight: 800;
    margin-bottom: 6px;
}
.snap-sum-val {
    font-family: var(--font-mono);
    font-weight: 900;
    font-size: 24px;
    letter-spacing: -0.6px;
    color: var(--ink);
}

.snap-section-title {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    margin: 28px 0 12px;
    font-size: 10px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1.3px;
    color: var(--ink);
    padding-bottom: 8px;
    border-bottom: 2px solid var(--ink);
}
.snap-section-hint {
    font-size: 9px;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.8px;
}

.snap-bal-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 1px;
    background: var(--border-soft);
    border: 1px solid var(--border-soft);
}
.snap-bal-card {
    background: var(--bg);
    border: none;
    border-radius: 0;
    padding: 12px 14px;
}
.snap-bal-card.locked { background: #fbfaf3; }
.snap-bal-card.closing { background: var(--surface-3); }
.snap-bal-card.closing.locked { background: #f5efde; }
.sbc-name {
    font-size: 9px;
    color: var(--text-muted);
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 4px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    font-weight: 800;
}
.sbc-lock-tag {
    background: var(--ink);
    color: white;
    font-size: 8px;
    padding: 1px 5px;
    border-radius: 999px;
    font-weight: 800;
    letter-spacing: 0.8px;
}
.sbc-val {
    font-family: var(--font-mono);
    font-weight: 800;
    font-size: 18px;
    cursor: pointer;
    padding: 2px 4px;
    margin: -2px -4px;
    border-radius: 2px;
    letter-spacing: -0.4px;
    color: var(--ink);
}
.sbc-val.editable:hover { background: var(--ink); color: white; }
.sbc-val.positive { color: var(--positive); }
.sbc-val.negative { color: var(--negative); }
.sbc-val.zero { color: var(--text-faint); }

/* + 계좌 추가 카드 */
.snap-bal-card.sbc-add {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: var(--bg);
    border: 1px dashed var(--border-soft);
    color: var(--text-muted);
    cursor: pointer;
    font-family: var(--font-sans);
    font-size: 10px;
    font-weight: 800;
    transition: all var(--t);
    min-height: 64px;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.snap-bal-card.sbc-add:hover {
    border-color: var(--ink);
    color: var(--ink);
    background: var(--surface-3);
}
.sbc-add-icon {
    width: 20px; height: 20px;
    border-radius: 50%;
    background: none;
    border: 2px solid currentColor;
    color: currentColor;
    display: flex; align-items: center; justify-content: center;
    font-size: 12px;
    font-weight: 900;
    line-height: 1;
}
.snap-bal-card.sbc-add:hover .sbc-add-icon {
    background: var(--ink);
    color: white;
    border-color: var(--ink);
}

/* Sticky add bar */
.snap-add-bar {
    display: flex;
    gap: 8px;
    align-items: center;
    padding: 10px 14px;
    background: var(--surface-2);
    border: 1px solid var(--ink);
    border-radius: 0;
    margin-bottom: 12px;
    position: sticky;
    top: 90px;
    z-index: 5;
}
.snap-add-bar input, .snap-add-bar select {
    padding: 8px 10px;
    border: 1px solid var(--border-soft);
    border-radius: 2px;
    font-size: 12px;
    background: var(--bg);
    color: var(--ink);
    font-family: inherit;
    font-weight: 600;
}
.snap-add-bar input[type=text] { flex: 2; min-width: 0; }
.snap-add-bar select { flex: 1; min-width: 130px; }
.snap-add-bar input[type=number] { flex: 1; min-width: 110px; text-align: right; font-family: var(--font-mono); font-weight: 700; }
.snap-add-bar input:focus, .snap-add-bar select:focus { outline: none; border-color: var(--ink); }

/* Tx list */
.snap-tx-list {
    border: 1px solid var(--border-soft);
    border-radius: 0;
    overflow: hidden;
}
.snap-tx-row {
    display: grid;
    grid-template-columns: 1fr 180px 130px 32px;
    gap: 10px;
    align-items: center;
    padding: 8px 14px;
    border-bottom: 1px solid var(--border-hair);
    background: var(--bg);
}
.snap-tx-row:last-child { border-bottom: none; }
.snap-tx-row:hover { background: var(--hover); }
.stx-name {
    font-size: 13px;
    padding: 3px 6px;
    margin-left: -6px;
    border-radius: 2px;
    cursor: pointer;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-weight: 600;
}
.stx-name:hover { background: var(--surface-3); }
.stx-acc {
    background: var(--bg);
    border: 1px solid var(--border-soft);
    padding: 5px 8px;
    border-radius: 2px;
    font-size: 11px;
    cursor: pointer;
    font-family: inherit;
    min-width: 0;
    font-weight: 600;
}
.stx-acc:focus { outline: none; border-color: var(--ink); }
.stx-amount {
    text-align: right;
    font-family: var(--font-mono);
    font-weight: 800;
    font-size: 13px;
    padding: 3px 8px;
    margin-right: -8px;
    border-radius: 2px;
    cursor: pointer;
    letter-spacing: -0.3px;
}
.stx-amount:hover { background: var(--surface-3); }
.stx-amount.positive { color: var(--positive); }
.stx-amount.negative { color: var(--negative); }
.stx-amount.zero { color: var(--text-faint); }
.stx-del {
    background: none; border: none;
    color: var(--text-muted);
    cursor: pointer;
    width: 24px; height: 24px;
    border-radius: 50%;
    font-size: 14px;
    opacity: 0;
    line-height: 1;
}
.snap-tx-row:hover .stx-del { opacity: 1; }
.stx-del:hover { background: var(--negative); color: white; }
.snap-tx-empty {
    padding: 24px;
    text-align: center;
    color: var(--text-muted);
    font-size: 10px;
    border: 1px dashed var(--border-soft);
    border-radius: 0;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 700;
}

@media (max-width: 800px) {
    .snap-layout { grid-template-columns: 1fr; }
    .snap-side { position: static; max-height: none; border-right: none; padding-right: 0; }
    .snap-summary { grid-template-columns: 1fr; }
    .snap-sum-card { border-right: none; border-bottom: 1px solid var(--border-soft); }
    .snap-tx-row { grid-template-columns: 1fr 110px 90px 24px; gap: 6px; }
}

/* ============================================================
   ASSETS
   ============================================================ */
.assets-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 36px;
    align-items: start;
}
.assets-section {
    background: none;
    border: none;
    border-radius: 0;
    padding: 0;
}
.sec-head {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 14px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--ink);
}
.sec-head h2 {
    font-size: 14px;
    margin: 0;
    text-transform: uppercase;
    font-weight: 900;
    letter-spacing: -0.3px;
}

.acc-row, .debt-row {
    display: grid;
    grid-template-columns: 1fr auto auto;
    gap: 12px;
    align-items: center;
    padding: 12px 0;
    border: none;
    border-bottom: 1px solid var(--border-hair);
    border-radius: 0;
    margin: 0;
    background: none;
}
.acc-row:hover, .debt-row:hover { background: var(--hover); margin: 0 -8px; padding: 12px 8px; }
.acc-row.locked .acc-name { color: var(--text-dim); }

.acc-handle, .debt-handle { display: none; }
.acc-name, .debt-name {
    font-weight: 700;
    font-size: 13px;
    cursor: pointer;
    color: var(--ink);
}
.acc-name:hover, .debt-name:hover { text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 3px; }
.acc-kind {
    font-size: 8px;
    padding: 2px 7px;
    border-radius: 999px;
    font-weight: 800;
    letter-spacing: 1px;
    text-transform: uppercase;
    background: var(--surface-3);
    color: var(--text-dim);
    margin-left: 8px;
    border: 1px solid var(--border-soft);
}
.acc-kind.locked-tag {
    background: var(--ink);
    color: white;
    border-color: var(--ink);
}

.acc-bal {
    font-family: var(--font-mono);
    font-weight: 800;
    font-size: 15px;
    cursor: pointer;
    padding: 3px 8px;
    border-radius: 2px;
    letter-spacing: -0.3px;
}
.acc-bal:hover { background: var(--surface-3); }
.acc-bal.positive { color: var(--positive); }
.acc-bal.negative { color: var(--negative); }

.acc-del, .debt-del, .debt-edit {
    background: none; border: none;
    color: var(--text-muted);
    cursor: pointer;
    width: 26px; height: 26px;
    border-radius: 50%;
    font-size: 14px;
    opacity: 0;
    line-height: 1;
}
.acc-row:hover .acc-del, .debt-row:hover .debt-del, .debt-row:hover .debt-edit { opacity: 1; }
.acc-del:hover, .debt-del:hover { background: var(--negative); color: white; }
.debt-edit:hover { background: var(--ink); color: white; }

.debt-row { grid-template-columns: 1fr auto auto auto; }
.debt-info {
    font-size: 10px;
    color: var(--text-muted);
    margin-top: 4px;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    font-weight: 600;
}
.debt-monthly {
    margin-left: 6px;
    padding: 2px 6px;
    background: var(--ink);
    color: white;
    border-radius: 2px;
    font-weight: 700;
}
.debt-monthly-off {
    background: none;
    color: var(--text-muted);
    border: 1px dashed var(--border-soft);
}
.debt-bal { font-family: var(--font-mono); font-weight: 800; font-size: 14px; color: var(--negative); letter-spacing: -0.3px; }

.assets-summary {
    background: var(--ink);
    color: white;
    border: none;
    border-radius: 0;
    padding: 22px 28px;
    margin: 0 -28px 32px;
    display: flex;
    gap: 40px;
    flex-wrap: wrap;
}
.as-item { display: flex; flex-direction: column; gap: 2px; }
.as-label {
    font-size: 9px;
    color: rgba(255,255,255,0.65);
    text-transform: uppercase;
    letter-spacing: 1.3px;
    font-weight: 800;
}
.as-val {
    font-family: var(--font-mono);
    font-weight: 900;
    font-size: 22px;
    color: white;
    letter-spacing: -0.7px;
}
.as-val.positive { color: white; }
.as-val.negative { color: #ff6b6b; }
.as-val.accent { color: white; }

@media (max-width: 800px) {
    .assets-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   DASHBOARD
   ============================================================ */
.dash-hero {
    background: var(--ink);
    color: white;
    border-radius: 0;
    padding: 36px 36px;
    margin: 0 -28px 24px;
    box-shadow: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 28px;
}
.hero-main .hero-label {
    font-size: 10px;
    opacity: 0.7;
    text-transform: uppercase;
    letter-spacing: 1.4px;
    margin-bottom: 8px;
    font-weight: 800;
}
.hero-main .hero-val {
    font-family: var(--font-mono);
    font-size: 56px;
    font-weight: 900;
    line-height: 0.95;
    letter-spacing: -2.5px;
}
.hero-main .hero-unit { font-size: 18px; opacity: 0.6; margin-left: 8px; font-weight: 700; }
.hero-main .hero-sub {
    font-size: 10px;
    opacity: 0.7;
    margin-top: 10px;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 700;
}

.hero-side { display: flex; gap: 28px; flex-wrap: wrap; }
.hero-stat .hs-label {
    font-size: 9px;
    opacity: 0.65;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    margin-bottom: 4px;
    font-weight: 800;
}
.hero-stat .hs-val {
    font-family: var(--font-mono);
    font-weight: 800;
    font-size: 17px;
    letter-spacing: -0.3px;
}
.hero-stat .hs-val.neg { color: #ff6b6b; }
.hero-stat.strong .hs-val { font-size: 22px; }
.hero-stat.strong .hs-val.neg { color: #ff6b6b; }

.dash-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 0;
    margin-bottom: 28px;
    border-top: 1px solid var(--border-soft);
    border-bottom: 1px solid var(--border-soft);
}
.dash-card {
    background: none;
    border: none;
    border-right: 1px solid var(--border-soft);
    border-radius: 0;
    padding: 16px 18px;
}
.dash-card:last-child { border-right: none; }
.dc-label {
    font-size: 9px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.3px;
    font-weight: 800;
    margin-bottom: 4px;
}
.dc-val {
    font-family: var(--font-mono);
    font-weight: 900;
    font-size: 22px;
    letter-spacing: -0.5px;
}
.dc-val.positive { color: var(--positive); }
.dc-val.negative { color: var(--negative); }
.dc-sub { font-size: 10px; color: var(--text-muted); margin-top: 2px; text-transform: uppercase; letter-spacing: 0.5px; }

.dash-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
}
.dash-panel {
    background: none;
    border: none;
    border-top: 2px solid var(--ink);
    border-radius: 0;
    padding: 20px 0 0;
}
.dash-panel h3 {
    font-size: 11px;
    margin-bottom: 16px;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 1.2px;
}

@media (max-width: 700px) {
    .dash-grid { grid-template-columns: 1fr; }
    .dash-hero { padding: 28px; }
    .hero-main .hero-val { font-size: 42px; }
}

/* ============================================================
   MODAL
   ============================================================ */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.65);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 200;
    backdrop-filter: blur(2px);
}
.modal-overlay.active { display: flex; }
.modal-box {
    background: var(--bg);
    border-radius: 0;
    width: 90%;
    max-width: 460px;
    box-shadow: 0 24px 64px rgba(0,0,0,0.18);
    overflow: hidden;
    border: 2px solid var(--ink);
    max-height: 90vh;
    display: flex;
    flex-direction: column;
}
.modal-box.wide { max-width: 820px; }
.modal-box .modal-body { overflow-y: auto; flex: 1; }
.modal-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 22px 14px;
    border-bottom: 2px solid var(--ink);
}
.modal-head h3 {
    font-size: 16px;
    margin: 0;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: -0.3px;
}
.modal-close {
    background: none; border: none;
    font-size: 22px; color: var(--ink);
    cursor: pointer;
    width: 32px; height: 32px;
    border-radius: 50%;
    line-height: 1;
}
.modal-close:hover { background: var(--ink); color: white; }
.modal-body { padding: 20px 22px; }
.form-row { margin-bottom: 14px; }
.form-row label {
    display: block;
    font-size: 9px;
    font-weight: 800;
    color: var(--ink);
    text-transform: uppercase;
    letter-spacing: 1.2px;
    margin-bottom: 6px;
}
.form-row input, .form-row select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border-soft);
    border-radius: 2px;
    font-size: 13px;
    font-family: var(--font-sans);
    background: var(--bg);
    font-weight: 600;
}
.form-row input:focus, .form-row select:focus { outline: none; border-color: var(--ink); }
.form-row-inline { display: flex; gap: 12px; }
.form-row-inline .form-row { flex: 1; }
.checkbox-row {
    display: flex; align-items: center; gap: 8px;
    margin-bottom: 12px;
    font-size: 13px;
    cursor: pointer;
    font-weight: 600;
}
.checkbox-row input[type=checkbox] { width: 16px; height: 16px; accent-color: var(--ink); cursor: pointer; }
.modal-foot {
    padding: 16px 22px;
    border-top: 1px solid var(--border-soft);
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    background: var(--surface-2);
}

/* ============================================================
   CONFIRM
   ============================================================ */
.confirm {
    position: fixed;
    bottom: 28px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--ink);
    color: white;
    border: none;
    border-radius: 999px;
    padding: 12px 18px;
    box-shadow: 0 16px 40px rgba(0,0,0,0.3);
    display: none;
    align-items: center;
    gap: 14px;
    z-index: 300;
    font-size: 12px;
    font-weight: 700;
}
.confirm.active { display: flex; animation: slideUp 0.2s; }
.confirm .btn-danger, .confirm .btn-secondary {
    background: white;
    color: var(--ink);
    border: none;
    padding: 6px 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 10px;
    font-weight: 800;
}
.confirm .btn-danger { background: var(--negative); color: white; }
.confirm .btn-danger:hover { background: white; color: var(--negative); }
.confirm .btn-secondary:hover { background: rgba(255,255,255,0.85); }
@keyframes slideUp { from { transform: translate(-50%, 20px); opacity: 0; } to { transform: translate(-50%, 0); opacity: 1; } }

/* ============================================================
   반복 항목 관리 모달
   ============================================================ */
.rep-add-grid {
    display: grid;
    grid-template-columns: 120px 90px 1fr 110px 110px 110px auto;
    gap: 10px;
    align-items: end;
    padding: 16px;
    background: var(--surface-2);
    border: 1px solid var(--border-soft);
    margin-bottom: 20px;
}
.rep-add-field { display: flex; flex-direction: column; gap: 5px; min-width: 0; }
.rep-add-field label {
    font-size: 9px;
    font-weight: 800;
    color: var(--ink);
    text-transform: uppercase;
    letter-spacing: 1px;
}
.rep-add-field input, .rep-add-field select {
    padding: 8px 10px;
    border: 1px solid var(--border-soft);
    border-radius: 2px;
    font-size: 12px;
    font-family: var(--font-sans);
    background: var(--bg);
    font-weight: 600;
    min-width: 0;
    width: 100%;
}
.rep-add-field input[type=number] { text-align: right; font-family: var(--font-mono); font-weight: 700; }
.rep-add-field input:focus, .rep-add-field select:focus { outline: none; border-color: var(--ink); }
.rep-add-field.rep-add-btn { align-self: end; }
.rep-add-field.rep-add-btn button {
    padding: 9px 18px;
    font-size: 11px;
    height: 36px;
    white-space: nowrap;
}

.rep-list-header {
    display: flex;
    align-items: baseline;
    gap: 8px;
    padding-bottom: 8px;
    margin-bottom: 0;
    border-bottom: 2px solid var(--ink);
    font-size: 10px;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 1.4px;
}
.rep-list-count {
    background: var(--ink);
    color: white;
    font-family: var(--font-mono);
    font-size: 10px;
    padding: 2px 8px;
    border-radius: 999px;
    font-weight: 800;
    letter-spacing: 0.3px;
}
.rep-list { display: flex; flex-direction: column; }

.rep-row {
    display: grid;
    grid-template-columns: 90px 76px 1fr 110px 180px 28px;
    gap: 12px;
    align-items: center;
    padding: 10px 4px;
    border-bottom: 1px solid var(--border-hair);
    font-size: 13px;
}
.rep-person-cell {
    display: flex;
    align-items: center;
    justify-content: flex-start;
}
.rep-row:last-child { border-bottom: none; }
.rep-row:hover { background: var(--hover); }
.rep-cat {
    font-size: 9px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.2px;
    font-weight: 800;
}
.rep-name {
    font-weight: 700;
    color: var(--ink);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.rep-amt {
    font-family: var(--font-mono);
    font-weight: 800;
    text-align: right;
    font-size: 13px;
    letter-spacing: -0.3px;
}
.rep-amt.positive { color: var(--positive); }
.rep-amt.negative { color: var(--negative); }
.rep-amt.zero { color: var(--text-faint); }
.rep-range {
    display: flex;
    align-items: center;
    gap: 4px;
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-dim);
    letter-spacing: -0.2px;
}
.rep-range input[type=month] {
    flex: 1;
    min-width: 0;
    padding: 4px 6px;
    border: 1px solid transparent;
    border-radius: 2px;
    font-family: var(--font-mono);
    font-size: 11px;
    background: transparent;
    color: var(--text-dim);
    font-weight: 700;
}
.rep-range input[type=month]:hover { border-color: var(--border-soft); background: var(--surface); }
.rep-range input[type=month]:focus { outline: none; border-color: var(--ink); background: var(--surface); color: var(--ink); }
.rep-range-arrow { color: var(--text-muted); font-size: 10px; }
.rep-edit-cat, .rep-edit-name, .rep-edit-amt {
    cursor: pointer;
    border-radius: 2px;
    transition: background var(--t);
}
.rep-edit-cat:hover { color: var(--ink); background: var(--surface); }
.rep-edit-name:hover, .rep-edit-amt:hover { background: var(--surface); }
.rep-del {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    font-size: 14px;
    line-height: 1;
    opacity: 0;
}
.rep-row:hover .rep-del { opacity: 1; }
.rep-del:hover { background: var(--negative); color: white; }
.rep-empty {
    padding: 32px 16px;
    text-align: center;
    color: var(--text-muted);
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 700;
    border: 1px dashed var(--border-soft);
}

@media (max-width: 720px) {
    .rep-add-grid { grid-template-columns: 1fr 1fr; }
    .rep-add-field.rep-add-btn { grid-column: 1 / -1; }
    .rep-add-field.rep-add-btn button { width: 100%; }
    .rep-row { grid-template-columns: 76px 1fr auto auto; gap: 8px; }
    .rep-row .rep-cat, .rep-row .rep-range { display: none; }
}

/* 현재 보고 있는 월을 view-toolbar 에 표시 */
.current-month-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 14px 7px 12px;
    border: 2px solid var(--ink);
    background: var(--ink);
    color: white;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    font-family: var(--font-mono);
    margin-left: auto;
    opacity: 0;
    transition: opacity var(--t);
    pointer-events: none;
}
.current-month-pill.active { opacity: 1; }
.current-month-pill::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--positive);
    display: inline-block;
}

/* 통화 태그 (USD 등) */
.sbc-cur-tag {
    background: var(--positive);
    color: white;
    font-size: 8px;
    padding: 1px 5px;
    border-radius: 999px;
    font-weight: 800;
    letter-spacing: 0.8px;
    margin-left: 4px;
}

.snap-side-actions { display: flex; gap: 4px; align-items: center; }

/* 받을 돈 / 줄 돈 카드 그리드 */
.rp-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
    gap: 8px;
}
.rp-add-bar input[type=month] { flex: 0 1 140px; }

.rp-card {
    background: var(--bg);
    border: 1px solid var(--border-soft);
    padding: 12px 14px;
    border-radius: 0;
    position: relative;
    transition: border-color var(--t);
}
.rp-card[data-rp-kind="receivable"] { border-left: 3px solid var(--positive); }
.rp-card[data-rp-kind="payable"] { border-left: 3px solid var(--negative); }
.rp-card:hover { background: var(--hover); }

.rp-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 6px;
}
.rp-name {
    font-weight: 700;
    font-size: 12px;
    color: var(--ink);
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    cursor: pointer;
    padding: 2px 4px;
    margin: -2px -4px;
    border-radius: 2px;
}
.rp-name:hover { background: var(--surface-3); }
.rp-amt {
    font-family: var(--font-mono);
    font-weight: 800;
    font-size: 18px;
    margin-top: 6px;
    cursor: pointer;
    padding: 2px 4px;
    margin-left: -4px;
    border-radius: 2px;
    letter-spacing: -0.4px;
}
.rp-amt:hover { background: var(--surface-3); }
.rp-amt.rp-positive { color: var(--positive); }
.rp-amt.rp-negative { color: var(--negative); }
.rp-due {
    font-size: 10px;
    color: var(--text-muted);
    margin-top: 4px;
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 700;
}
.rp-del {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    font-size: 13px;
    line-height: 1;
    opacity: 0;
    flex-shrink: 0;
}
.rp-card:hover .rp-del { opacity: 1; }
.rp-del:hover { background: var(--negative); color: white; }

.rp-empty {
    grid-column: 1 / -1;
    padding: 22px;
    text-align: center;
    color: var(--text-muted);
    font-size: 10px;
    border: 1px dashed var(--border-soft);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 700;
}

@media (max-width: 800px) {
    .snap-summary { grid-template-columns: 1fr 1fr; }
}

/* 4 버킷 그리드 — 한 줄 4컬럼 강제 */
.snap-bal-grid.bucket4 {
    grid-template-columns: repeat(4, 1fr);
}
@media (max-width: 720px) {
    .snap-bal-grid.bucket4 { grid-template-columns: repeat(2, 1fr); }
}

/* tx select 가 USD/KRW 라벨 충분히 보이도록 */
.snap-tx-row select.stx-bucket {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.5px;
}

/* ============================================================
   Bucket boxes — 4 버킷 각각 박스로 + 안에 sub-account 카드
   ============================================================ */
.bk-boxes {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
}
@media (max-width: 760px) { .bk-boxes { grid-template-columns: 1fr; } }

.bk-box {
    border: 1px solid var(--border-soft);
    padding: 14px 16px;
    background: var(--bg);
}
.bk-box.bk-locked { background: #fbfaf3; border-color: #f1e9c8; }

.bk-head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    margin-bottom: 10px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--ink);
}
.bk-label {
    font-size: 10px;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 1.4px;
    color: var(--ink);
}
.bk-sum {
    font-family: var(--font-mono);
    font-weight: 900;
    font-size: 18px;
    letter-spacing: -0.4px;
}
.bk-sum.positive { color: var(--positive); }
.bk-sum.negative { color: var(--negative); }
.bk-sum.zero { color: var(--text-faint); }

.bk-grid {
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.bk-acc-card {
    display: grid;
    grid-template-columns: 1fr auto 22px;
    align-items: center;
    gap: 10px;
    padding: 7px 10px;
    background: var(--bg);
    border: 1px solid var(--border-hair);
    border-radius: 2px;
    position: relative;
}
.bk-box.bk-locked .bk-acc-card { background: #fffdf3; }
.bk-acc-card:hover { background: var(--hover); }
.bk-acc-card.closing { background: var(--surface-3); }
.bk-box.bk-locked .bk-acc-card.closing { background: #f5efde; }

.bk-acc-name {
    font-size: 12px;
    font-weight: 600;
    color: var(--text);
    cursor: pointer;
    padding: 2px 4px;
    margin: -2px -4px;
    border-radius: 2px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.bk-acc-name:hover { background: var(--surface-3); }
.bk-acc-val {
    font-family: var(--font-mono);
    font-weight: 800;
    font-size: 13px;
    text-align: right;
    padding: 2px 6px;
    border-radius: 2px;
    letter-spacing: -0.3px;
}
.bk-acc-val.editable { cursor: pointer; }
.bk-acc-val.editable:hover { background: var(--ink); color: white; }
.bk-acc-val.positive { color: var(--positive); }
.bk-acc-val.negative { color: var(--negative); }
.bk-acc-val.zero { color: var(--text-faint); }

.bk-acc-del {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    width: 22px; height: 22px;
    border-radius: 50%;
    font-size: 13px;
    line-height: 1;
    opacity: 0;
}
.bk-acc-card:hover .bk-acc-del { opacity: 1; }
.bk-acc-del:hover { background: var(--negative); color: white; }

.bk-acc-card.bk-acc-add {
    grid-template-columns: 1fr;
    justify-content: center;
    cursor: pointer;
    border: 1px dashed var(--border-soft);
    color: var(--text-muted);
    font-family: var(--font-sans);
    font-size: 10px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 8px 10px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.bk-acc-card.bk-acc-add:hover {
    border-color: var(--ink);
    color: var(--ink);
    background: var(--surface-3);
}
.bk-add-icon {
    width: 18px; height: 18px;
    border-radius: 50%;
    border: 2px solid currentColor;
    color: currentColor;
    display: flex; align-items: center; justify-content: center;
    font-size: 11px;
    font-weight: 900;
    line-height: 1;
}
.bk-acc-card.bk-acc-add:hover .bk-add-icon {
    background: var(--ink);
    color: white;
    border-color: var(--ink);
}

/* tx select 의 optgroup 글꼴 */
.snap-tx-row select.stx-acc optgroup {
    font-weight: 800;
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
}
.snap-tx-row select.stx-acc option {
    font-weight: 600;
    font-size: 12px;
    color: var(--ink);
}

/* Drag & drop for sub-account cards */
.bk-acc-card[draggable="true"] {
    grid-template-columns: 16px 1fr auto 22px;
    transition: box-shadow 0.1s, opacity 0.1s;
}
.bk-drag-handle {
    cursor: grab;
    color: var(--text-faint);
    font-size: 11px;
    text-align: center;
    user-select: none;
    line-height: 1;
    letter-spacing: -1px;
    opacity: 0.5;
}
.bk-acc-card:hover .bk-drag-handle { opacity: 1; color: var(--text-muted); }
.bk-drag-handle:active { cursor: grabbing; }
.bk-acc-card.dragging {
    opacity: 0.35;
    background: var(--surface-3) !important;
}
.bk-acc-card.drag-over-top { box-shadow: inset 0 3px 0 var(--ink); }
.bk-acc-card.drag-over-bot { box-shadow: inset 0 -3px 0 var(--ink); }
.bk-box.bk-drop-target { box-shadow: inset 0 0 0 2px var(--ink); }

/* ============================================================
   QUICK ADD — FAB + bottom sheet (mobile-first)
   ============================================================ */
.fab {
    position: fixed;
    right: 20px;
    bottom: calc(20px + env(safe-area-inset-bottom));
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--ink);
    color: #fff;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 24px rgba(0,0,0,0.28);
    cursor: pointer;
    z-index: 150;
    transition: transform var(--t), box-shadow var(--t);
}
.fab:hover { transform: translateY(-2px) scale(1.04); box-shadow: 0 12px 30px rgba(0,0,0,0.34); }
.fab:active { transform: scale(0.94); }

.qa-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    display: none;
    align-items: flex-end;
    justify-content: center;
    z-index: 300;
    -webkit-backdrop-filter: blur(2px);
    backdrop-filter: blur(2px);
}
.qa-overlay.active { display: flex; }
.qa-sheet {
    background: var(--bg);
    width: 100%;
    max-width: 480px;
    border: 2px solid var(--ink);
    border-bottom: none;
    border-radius: 16px 16px 0 0;
    padding: 6px 20px calc(22px + env(safe-area-inset-bottom));
    max-height: 92vh;
    overflow-y: auto;
    animation: qaUp 0.22s cubic-bezier(0.2,0.7,0.3,1);
}
@keyframes qaUp { from { transform: translateY(100%); } to { transform: translateY(0); } }

.qa-head { position: relative; display: flex; align-items: center; justify-content: center; padding: 8px 0 4px; }
.qa-grip { width: 42px; height: 4px; border-radius: 2px; background: var(--border-soft); }
.qa-close {
    position: absolute; right: -4px; top: 0;
    background: none; border: none;
    font-size: 28px; line-height: 1; color: var(--text-muted);
    cursor: pointer; padding: 0 6px;
}
.qa-close:hover { color: var(--ink); }

.qa-seg { display: flex; gap: 8px; margin: 8px 0 18px; }
.qa-seg-btn {
    flex: 1;
    padding: 13px;
    border: 2px solid var(--border-soft);
    background: var(--bg);
    font-family: var(--font-sans);
    font-weight: 800;
    font-size: 15px;
    cursor: pointer;
    border-radius: 12px;
    color: var(--text-muted);
    transition: all var(--t);
}
.qa-seg-btn[data-type="expense"].active { border-color: var(--negative); color: var(--negative); background: rgba(255,45,45,0.06); }
.qa-seg-btn[data-type="income"].active  { border-color: var(--positive); color: var(--positive); background: rgba(0,168,107,0.06); }

.qa-amount-row {
    display: flex;
    align-items: baseline;
    gap: 8px;
    border-bottom: 2px solid var(--ink);
    padding-bottom: 8px;
    margin-bottom: 18px;
}
.qa-amount {
    flex: 1;
    min-width: 0;
    border: none;
    outline: none;
    background: none;
    font-family: var(--font-mono);
    font-weight: 800;
    font-size: 42px;
    letter-spacing: -1.5px;
    color: var(--negative);
    width: 100%;
}
.qa-sheet.qa-income .qa-amount { color: var(--positive); }
.qa-amount::placeholder { color: var(--text-faint); }
.qa-unit { font-size: 16px; font-weight: 800; color: var(--text-muted); flex-shrink: 0; }

.qa-name, .qa-memo, .qa-month {
    width: 100%;
    padding: 13px 14px;
    border: 2px solid var(--border-soft);
    border-radius: 12px;
    font-size: 15px;
    font-family: var(--font-sans);
    margin-bottom: 10px;
    background: var(--bg);
    color: var(--ink);
}
.qa-name:focus, .qa-memo:focus, .qa-month:focus { outline: none; border-color: var(--ink); }

.qa-label {
    font-size: 10px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: var(--text-muted);
    margin: 14px 0 8px;
}
.qa-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.qa-chip {
    padding: 9px 15px;
    border: 2px solid var(--border-soft);
    border-radius: 999px;
    background: var(--bg);
    font-family: var(--font-sans);
    font-size: 13px;
    font-weight: 700;
    color: var(--text-dim);
    cursor: pointer;
    transition: all var(--t);
}
.qa-chip.active { border-color: var(--ink); background: var(--ink); color: #fff; }
.qa-chip-person.active { border-color: var(--chip); background: var(--chip); color: #fff; }

.qa-save {
    width: 100%;
    margin-top: 22px;
    padding: 17px;
    border: none;
    border-radius: 14px;
    background: var(--ink);
    color: #fff;
    font-family: var(--font-sans);
    font-size: 16px;
    font-weight: 800;
    letter-spacing: 0.3px;
    cursor: pointer;
    transition: filter var(--t), transform var(--t);
}
.qa-save:hover { filter: brightness(1.15); }
.qa-save:active { transform: scale(0.98); }

@keyframes qaShake { 0%,100%{transform:translateX(0)} 25%{transform:translateX(-7px)} 75%{transform:translateX(7px)} }
.qa-shake { animation: qaShake 0.3s; }

.qa-toast {
    position: fixed;
    left: 50%;
    bottom: 92px;
    transform: translateX(-50%) translateY(18px);
    background: var(--ink);
    color: #fff;
    padding: 11px 20px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 700;
    z-index: 400;
    opacity: 0;
    pointer-events: none;
    white-space: nowrap;
    box-shadow: 0 8px 24px rgba(0,0,0,0.28);
    transition: opacity var(--t), transform var(--t);
}
.qa-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ============================================================
   MOBILE LAYOUT — compact cashflow, scrollable tabs
   ============================================================ */
@media (max-width: 640px) {
    .app { padding: 0 14px 100px; }

    header { gap: 10px 14px; padding: 14px 0 10px; }
    .brand h1 { font-size: 16px; }
    .brand-sub { display: none; }
    .tabs {
        order: 3;
        width: 100%;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }
    .tabs::-webkit-scrollbar { display: none; }
    .tab { padding: 7px 11px; font-size: 10px; white-space: nowrap; }
    .header-right { margin-left: auto; }

    .view-toolbar { flex-wrap: wrap; gap: 8px; }

    /* month header — shrink heading + wrap totals */
    .cf-month-head { flex-wrap: wrap; gap: 8px 12px; padding: 18px 0 10px; }
    .cf-month-label { font-size: 21px; }
    .cf-month-totals { margin-left: auto; gap: 14px; flex-wrap: wrap; justify-content: flex-end; }
    .cf-mt-val { font-size: 14px; }
    .cf-mt-val.running { font-size: 15px; }

    /* cashflow row → 2-line compact layout */
    .cf-row {
        grid-template-columns: auto 1fr auto;
        grid-template-areas:
            "person name amt"
            "person cat  run";
        gap: 2px 10px;
        padding: 11px 30px 11px 0;
        font-size: 13px;
    }
    .cf-row .cf-handle { display: none; }
    .cf-row .cf-person-cell { grid-area: person; align-self: center; }
    .cf-row .cf-name { grid-area: name; white-space: normal; }
    .cf-row .cf-cat { grid-area: cat; }
    .cf-row .cf-memo { display: none; }
    .cf-row .cf-amount { grid-area: amt; align-self: end; }
    .cf-row .cf-running { grid-area: run; align-self: start; font-size: 11px; }
    .cf-person { min-width: 46px; font-size: 8px; padding: 3px 7px; }

    /* touch: no hover, keep delete reachable */
    .cf-row-del { opacity: 0.45; }

    /* inline add hidden on mobile — use the + FAB instead */
    .cf-add { display: none; }
    .cf-group-header { padding: 12px 0 7px; }
    .cf-group-header.cf-group-neg { margin-top: 14px; }
}

@media (max-width: 480px) {
    .fab { width: 52px; height: 52px; right: 16px; bottom: calc(16px + env(safe-area-inset-bottom)); }
    .qa-amount { font-size: 38px; }
}