/* ============================================================
   STYLES — DDS Mini-App
   Современный финансовый кабинет, адаптивный дизайн
   ============================================================ */

/* ─── CSS Variables ──────────────────────────────────────────── */
:root {
    /* Основные */
    --bg: #f5f6fa;
    --bg-card: #ffffff;
    --bg-header: #1a1f36;
    --text: #2d3436;
    --text-light: #636e72;
    --text-muted: #b2bec3;
    --border: #e8ecf1;
    --border-light: #f0f3f7;

    /* Акценты */
    --green: #00b894;
    --green-light: #e8f8f5;
    --green-dark: #00816a;
    --blue: #0984e3;
    --blue-light: #e8f4fd;
    --blue-dark: #0652a3;
    --gold: #f39c12;
    --gold-light: #fef9e7;
    --sand: #e8d5b7;
    --sand-light: #fdf6ec;
    --red: #e74c3c;
    --red-light: #fde8e8;
    --gray: #95a5a6;
    --gray-light: #f4f5f6;

    /* Размеры */
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 2px 12px rgba(0,0,0,0.06);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.1);
    --header-h: 64px;
    --tabs-h: 52px;

    /* Шрифт */
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
}

/* ─── Base Reset ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 15px; scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
    min-height: 100vh;
    overflow-x: hidden;
}
a { color: var(--blue); text-decoration: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }
input { font-family: inherit; }
table { border-collapse: collapse; width: 100%; }

/* ─── App Header ─────────────────────────────────────────────── */
.app-header {
    background: var(--bg-header);
    color: #fff;
    height: var(--header-h);
    display: flex;
    align-items: center;
    padding: 0 24px;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 16px rgba(0,0,0,0.15);
}
.app-logo {
    font-size: 1.4rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    margin-right: 8px;
    background: linear-gradient(135deg, var(--green), var(--blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.app-subtitle {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.5);
    margin-right: auto;
}
.header-controls {
    display: flex;
    align-items: center;
    gap: 12px;
}
.header-period {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,255,255,0.08);
    border-radius: var(--radius-sm);
    padding: 6px 12px;
}
.header-period label {
    font-size: 0.75rem;
    color: rgba(255,255,255,0.5);
    white-space: nowrap;
}
.header-period input[type="date"] {
    background: transparent;
    border: 1px solid rgba(255,255,255,0.15);
    color: #fff;
    border-radius: 6px;
    padding: 4px 8px;
    font-size: 0.8rem;
    width: 140px;
}
.header-period input[type="date"]::-webkit-calendar-picker-indicator { filter: invert(1); }

.btn-refresh {
    background: rgba(255,255,255,0.1);
    color: #fff;
    border-radius: var(--radius-sm);
    padding: 8px 16px;
    font-size: 0.8rem;
    font-weight: 600;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 6px;
}
.btn-refresh:hover { background: rgba(255,255,255,0.18); }
.btn-refresh.loading { opacity: 0.6; pointer-events: none; }

.status-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--green);
    animation: pulse 2s infinite;
}
.status-dot.error { background: var(--red); }
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.mobile-menu-btn {
    display: none;
    color: #fff;
    font-size: 1.5rem;
    padding: 8px;
}

/* ─── Tab Navigation ─────────────────────────────────────────── */
.tab-navigation {
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: var(--header-h);
    z-index: 90;
    box-shadow: 0 2px 8px rgba(0,0,0,0.03);
}
.tab-list {
    display: flex;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
    list-style: none;
    gap: 0;
}
.tab-item {
    position: relative;
    padding: 14px 24px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-light);
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
    border-bottom: 3px solid transparent;
}
.tab-item:hover { color: var(--text); background: var(--bg); }
.tab-item.active {
    color: var(--blue);
    border-bottom-color: var(--blue);
}
.tab-item .tab-badge {
    font-size: 0.65rem;
    padding: 2px 6px;
    border-radius: 10px;
    margin-left: 6px;
    font-weight: 700;
}
.tab-item[data-tab="beznal"] .tab-badge { background: var(--blue-light); color: var(--blue); }
.tab-item[data-tab="nalichka"] .tab-badge { background: var(--green-light); color: var(--green-dark); }
.tab-item[data-tab="svodny"] .tab-badge { background: var(--gold-light); color: var(--gold); }

/* ─── Main Content ───────────────────────────────────────────── */
.main-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 24px;
}
.section { display: none; }
.section.active { display: block; }

/* ─── KPI Grid ───────────────────────────────────────────────── */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}
.kpi-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 18px 20px;
    box-shadow: var(--shadow);
    border-left: 4px solid var(--border);
    transition: transform 0.15s, box-shadow 0.15s;
}
.kpi-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.kpi-card.green { border-left-color: var(--green); }
.kpi-card.blue { border-left-color: var(--blue); }
.kpi-card.gold { border-left-color: var(--gold); }
.kpi-card.red { border-left-color: var(--red); }
.kpi-card.gray { border-left-color: var(--gray); }
.kpi-label {
    font-size: 0.72rem;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 6px;
    font-weight: 600;
}
.kpi-value {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    font-variant-numeric: tabular-nums;
}
.kpi-value.positive { color: var(--green-dark); }
.kpi-value.negative { color: var(--red); }
.kpi-sub {
    font-size: 0.72rem;
    color: var(--text-muted);
    margin-top: 4px;
}

/* ─── Data Table Wrapper ─────────────────────────────────────── */
.table-wrapper {
    background: var(--bg-card);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    margin-bottom: 24px;
}
.table-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
}
.table-title {
    font-size: 1rem;
    font-weight: 700;
}
.table-actions { display: flex; gap: 8px; }
.table-scroll {
    overflow-x: auto;
    overflow-y: auto;
    max-height: 65vh;
}

/* ─── Data Table ─────────────────────────────────────────────── */
.data-table {
    font-size: 0.8rem;
    white-space: nowrap;
}
.data-table thead { position: sticky; top: 0; z-index: 10; }
.data-table thead tr.group-header th {
    background: var(--bg-header);
    color: #fff;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 8px 12px;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-right: 1px solid rgba(255,255,255,0.1);
}
.data-table thead tr.column-header th {
    background: #f8f9fc;
    color: var(--text);
    font-size: 0.72rem;
    font-weight: 600;
    padding: 10px 12px;
    text-align: right;
    border-bottom: 2px solid var(--border);
    border-right: 1px solid var(--border-light);
    min-width: 100px;
}
.data-table thead tr.column-header th:first-child { text-align: left; min-width: 90px; position: sticky; left: 0; background: #f8f9fc; z-index: 5; }

.data-table tbody td {
    padding: 8px 12px;
    text-align: right;
    border-bottom: 1px solid var(--border-light);
    border-right: 1px solid var(--border-light);
    font-variant-numeric: tabular-nums;
    transition: background 0.15s;
}
.data-table tbody td:first-child {
    text-align: left;
    font-weight: 600;
    color: var(--text-light);
    position: sticky;
    left: 0;
    background: var(--bg-card);
    z-index: 4;
    border-right: 2px solid var(--border);
}
.data-table tbody tr:hover td { background: #f0f7ff; }
.data-table tbody tr:hover td:first-child { background: #e8f0fa; }
.data-table tbody td.positive { color: var(--green-dark); font-weight: 600; }
.data-table tbody td.negative { color: var(--red); font-weight: 600; }
.data-table tbody td.zero { color: var(--text-muted); }
.data-table tbody td.highlight { background: var(--gold-light); font-weight: 700; }

/* Group colors for header */
.group-green { background: #00816a !important; }
.group-green-dark { background: #006653 !important; }
.group-blue { background: #0652a3 !important; }
.group-blue-light { background: #2980b9 !important; }
.group-sand { background: #c49a52 !important; }
.group-gray { background: #636e72 !important; }
.group-gold { background: #c07e08 !important; }

/* Summary bar */
.summary-row td {
    background: #f0f3f7 !important;
    font-weight: 700 !important;
    border-top: 2px solid var(--blue);
    font-size: 0.82rem;
}
.summary-row td:first-child { background: #e8ecf1 !important; }

/* ─── Editable Input ─────────────────────────────────────────── */
.editable-cell {
    cursor: pointer;
    position: relative;
}
.editable-cell:hover { background: #fffde7 !important; }
.editable-cell.modified { background: #fff8e1 !important; }
.editable-cell.modified::after {
    content: '';
    position: absolute;
    top: 2px; right: 2px;
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--gold);
}
.money-input {
    width: 100%;
    border: 2px solid var(--blue);
    border-radius: 4px;
    padding: 4px 8px;
    font-size: 0.8rem;
    text-align: right;
    font-family: var(--font);
    font-variant-numeric: tabular-nums;
    background: #fffff0;
    outline: none;
}

/* ─── Mobile Day Card ────────────────────────────────────────── */
.mobile-cards { display: none; }
.day-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-bottom: 12px;
    overflow: hidden;
}
.day-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 16px;
    cursor: pointer;
    transition: background 0.15s;
}
.day-card-header:hover { background: var(--bg); }
.day-card-date {
    font-weight: 700;
    font-size: 0.95rem;
}
.day-card-kpis {
    display: flex;
    gap: 16px;
    align-items: center;
}
.day-card-kpi {
    text-align: right;
}
.day-card-kpi-label {
    font-size: 0.65rem;
    color: var(--text-muted);
    text-transform: uppercase;
}
.day-card-kpi-value {
    font-size: 0.9rem;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}
.day-card-kpi-value.positive { color: var(--green-dark); }
.day-card-kpi-value.negative { color: var(--red); }
.day-card-toggle {
    font-size: 1.2rem;
    color: var(--text-muted);
    transition: transform 0.2s;
    padding: 4px;
}
.day-card.open .day-card-toggle { transform: rotate(180deg); }

.day-card-body {
    display: none;
    padding: 0 16px 16px;
    border-top: 1px solid var(--border-light);
}
.day-card.open .day-card-body { display: block; }

.card-section {
    margin-top: 12px;
}
.card-section-title {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-light);
    margin-bottom: 6px;
    padding-bottom: 4px;
    border-bottom: 1px solid var(--border-light);
}
.card-section-title.green { color: var(--green-dark); border-bottom-color: var(--green); }
.card-section-title.blue { color: var(--blue); border-bottom-color: var(--blue); }
.card-section-title.sand { color: #c49a52; border-bottom-color: var(--sand); }
.card-section-title.gray { color: var(--gray); border-bottom-color: var(--gray); }
.card-section-title.gold { color: var(--gold); border-bottom-color: var(--gold); }

.card-row {
    display: flex;
    justify-content: space-between;
    padding: 5px 0;
    font-size: 0.82rem;
    border-bottom: 1px dotted var(--border-light);
}
.card-row:last-child { border-bottom: none; }
.card-row-label { color: var(--text-light); flex: 1; }
.card-row-value {
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    text-align: right;
    min-width: 90px;
}
.card-row-value.positive { color: var(--green-dark); }
.card-row-value.negative { color: var(--red); }
.card-row.total { font-weight: 700; }
.card-row.total .card-row-label { color: var(--text); }

/* ─── Month Card (Сводный mobile) ────────────────────────────── */
.month-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-bottom: 12px;
    overflow: hidden;
}
.month-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px;
    cursor: pointer;
    background: linear-gradient(135deg, rgba(9,132,227,0.04), rgba(0,184,148,0.04));
}
.month-card-name {
    font-weight: 800;
    font-size: 1rem;
}
.month-card-kpis {
    display: flex;
    gap: 20px;
}
.month-card.open .day-card-toggle { transform: rotate(180deg); }
.month-card-body {
    display: none;
    padding: 0 16px 16px;
}
.month-card.open .month-card-body { display: block; }

/* ─── Warning Badge ──────────────────────────────────────────── */
.warning-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: var(--gold-light);
    color: #8a6d3b;
    font-size: 0.7rem;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: 10px;
}
.warning-badge.error { background: var(--red-light); color: var(--red); }

/* ─── Save Toast ─────────────────────────────────────────────── */
.save-toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: var(--bg-header);
    color: #fff;
    padding: 12px 24px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    font-size: 0.85rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
    z-index: 500;
    transform: translateY(100px);
    opacity: 0;
    transition: all 0.3s ease;
}
.save-toast.show { transform: translateY(0); opacity: 1; }
.save-toast .toast-icon { font-size: 1.2rem; }
.save-toast.success { border-left: 4px solid var(--green); }
.save-toast.error { border-left: 4px solid var(--red); }

/* ─── Draft Bar ──────────────────────────────────────────────── */
.draft-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--gold-light);
    border-top: 2px solid var(--gold);
    padding: 12px 24px;
    display: none;
    align-items: center;
    justify-content: space-between;
    z-index: 200;
    box-shadow: 0 -4px 16px rgba(0,0,0,0.08);
}
.draft-bar.visible { display: flex; }
.draft-bar-text {
    font-size: 0.85rem;
    font-weight: 600;
    color: #8a6d3b;
}
.draft-bar-actions { display: flex; gap: 10px; }
.btn-save {
    background: var(--green);
    color: #fff;
    padding: 8px 20px;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 0.85rem;
    transition: all 0.2s;
}
.btn-save:hover { background: var(--green-dark); }
.btn-discard {
    background: transparent;
    color: var(--red);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.85rem;
    border: 1px solid var(--red);
}
.btn-discard:hover { background: var(--red-light); }

/* ─── Empty state ────────────────────────────────────────────── */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
}
.empty-state-icon { font-size: 3rem; margin-bottom: 12px; }
.empty-state-text { font-size: 1rem; font-weight: 600; }

/* ─── Loading ────────────────────────────────────────────────── */
.loading-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(255,255,255,0.8);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}
.loading-overlay.active { display: flex; }
.spinner {
    width: 40px; height: 40px;
    border: 4px solid var(--border);
    border-top-color: var(--blue);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ─── Period Filter Panel ────────────────────────────────────── */
.period-panel {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}
.period-preset {
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.78rem;
    font-weight: 600;
    background: var(--bg-card);
    color: var(--text-light);
    border: 1px solid var(--border);
    transition: all 0.15s;
}
.period-preset:hover { border-color: var(--blue); color: var(--blue); }
.period-preset.active { background: var(--blue); color: #fff; border-color: var(--blue); }
.year-select {
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.78rem;
    font-weight: 600;
    background: var(--bg-card);
    border: 1px solid var(--border);
    cursor: pointer;
}

/* ─── Сводный Analytics ──────────────────────────────────────── */
.analytics-section {
    background: var(--bg-card);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 24px;
    margin-bottom: 24px;
}
.analytics-title {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 16px;
}
.chart-container {
    height: 250px;
    display: flex;
    align-items: flex-end;
    gap: 4px;
    padding: 20px 0;
}
.chart-bar-wrap {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}
.chart-bar {
    width: 100%;
    max-width: 60px;
    border-radius: 4px 4px 0 0;
    transition: height 0.5s ease;
    min-height: 2px;
}
.chart-bar.income { background: linear-gradient(180deg, var(--green), var(--green-dark)); }
.chart-bar.expense { background: linear-gradient(180deg, var(--red), #c0392b); }
.chart-bar.profit { background: linear-gradient(180deg, var(--blue), var(--blue-dark)); }
.chart-label {
    font-size: 0.65rem;
    color: var(--text-muted);
    text-align: center;
}
.chart-value {
    font-size: 0.6rem;
    font-weight: 700;
    color: var(--text);
}
.chart-legend {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-top: 12px;
}
.legend-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    color: var(--text-light);
}
.legend-dot {
    width: 10px;
    height: 10px;
    border-radius: 3px;
}

/* Extra info blocks */
.extra-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}
.info-block {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 16px 20px;
    box-shadow: var(--shadow);
}
.info-block-title {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--text-light);
    text-transform: uppercase;
    margin-bottom: 8px;
}
.info-block-value {
    font-size: 1.3rem;
    font-weight: 800;
    font-variant-numeric: tabular-nums;
}

/* Shares table */
.shares-table {
    font-size: 0.78rem;
}
.shares-table td { padding: 6px 10px; border-bottom: 1px solid var(--border-light); }
.shares-table td:first-child { font-weight: 600; color: var(--text-light); }
.shares-table td:nth-child(2), .shares-table td:nth-child(3) {
    text-align: right;
    font-variant-numeric: tabular-nums;
}

/* ─── RESPONSIVE ─────────────────────────────────────────────── */

/* Tablet */
@media (max-width: 1024px) {
    .main-content { padding: 16px; }
    .kpi-grid { grid-template-columns: repeat(3, 1fr); }
    .header-period { display: none; }
}

/* Mobile */
@media (max-width: 768px) {
    :root {
        --header-h: 56px;
        --tabs-h: 48px;
    }

    .app-header { padding: 0 16px; }
    .app-subtitle { display: none; }
    .header-controls .btn-refresh span { display: none; }
    .mobile-menu-btn { display: block; }
    .header-period { display: none; }

    /* Tabs */
    .tab-list { padding: 0 8px; overflow-x: auto; -webkit-overflow-scrolling: touch; }
    .tab-item { padding: 12px 14px; font-size: 0.78rem; }
    .tab-item .tab-badge { display: none; }

    /* KPI */
    .kpi-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .kpi-card { padding: 14px 14px; }
    .kpi-value { font-size: 1.2rem; }

    /* Tables hidden, cards shown */
    .table-wrapper.desktop-table { display: none; }
    .mobile-cards { display: block; }

    /* Period panel */
    .period-panel { margin-bottom: 14px; }
    .period-preset { padding: 8px 12px; font-size: 0.75rem; }

    /* Main content */
    .main-content { padding: 12px; }

    /* Analytics */
    .chart-container { height: 180px; }

    /* Draft bar */
    .draft-bar { padding: 10px 16px; flex-wrap: wrap; gap: 8px; }

    /* Extra info */
    .extra-info { grid-template-columns: 1fr; }
}

/* Small Mobile */
@media (max-width: 390px) {
    .kpi-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
    .kpi-card { padding: 12px; }
    .kpi-value { font-size: 1.05rem; }
    .kpi-label { font-size: 0.65rem; }
    .day-card-kpis { gap: 10px; }
    .day-card-kpi-value { font-size: 0.82rem; }
    .tab-item { padding: 10px 10px; font-size: 0.73rem; }
}

/* Print-friendly */
@media print {
    .app-header, .tab-navigation, .draft-bar, .mobile-cards { display: none !important; }
    .table-wrapper.desktop-table { display: block !important; }
    .main-content { max-width: 100%; padding: 0; }
    .data-table { font-size: 0.7rem; }
}