:root {
    /* โทนสีตามโลโก้ VisionSoft */
    --vs-navy: #001a66;
    --vs-royal: #002b99;
    --vs-blue: #0052cc;
    --vs-cyan: #00b4d8;
    --vs-cyan-light: #e0f7fc;
    --vs-bg: #f2f6fc;
    --vs-card-bg: #ffffff;
    --vs-border: #d8e3f5;
    --vs-text-main: #0f172a;
    --vs-text-muted: #475569;

    /* สีสำหรับยอดขาย (เขียว) และรายจ่าย (แดง) */
    --sales-green: #16a34a;
    --sales-green-bg: #dcfce7;
    --expense-red: #dc2626;
    --expense-red-bg: #fee2e2;
    --profit-blue: #0044cc;
}

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

body {
    font-family: 'Prompt', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--vs-bg);
    color: var(--vs-text-main);
    line-height: 1.5;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 16px;
}

.hidden {
    display: none !important;
}

/* ================= HEADER ================= */
.top-header {
    background: linear-gradient(135deg, var(--vs-navy) 0%, var(--vs-royal) 55%, var(--vs-blue) 85%, var(--vs-cyan) 100%);
    color: #ffffff;
    padding: 18px 0;
    box-shadow: 0 4px 18px rgba(0, 32, 128, 0.22);
    border-bottom: 3px solid var(--vs-cyan);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 14px;
}

.brand-wrap {
    display: flex;
    align-items: center;
    gap: 14px;
}

.brand-logo-box {
    width: 58px;
    height: 58px;
    background: #ffffff;
    border-radius: 12px;
    padding: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
    flex-shrink: 0;
}

.brand-logo {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.brand-text h1 {
    font-size: 1.55rem;
    font-weight: 700;
    letter-spacing: 0.2px;
    margin-bottom: 2px;
}

.brand-text .subtitle {
    font-size: 0.88rem;
    color: var(--vs-cyan-light);
    font-weight: 300;
}

.active-filter-pill {
    background: rgba(255, 255, 255, 0.16);
    border: 1px solid rgba(255, 255, 255, 0.35);
    padding: 7px 16px;
    border-radius: 999px;
    font-size: 0.92rem;
    font-weight: 500;
    backdrop-filter: blur(6px);
}

/* ================= MAIN CONTENT & FILTER ================= */
.main-content {
    flex: 1;
    padding-top: 22px;
    padding-bottom: 32px;
    display: flex;
    flex-direction: column;
    gap: 22px;
}

.filter-card {
    background: var(--vs-card-bg);
    border-radius: 16px;
    padding: 18px 20px;
    box-shadow: 0 4px 14px rgba(0, 43, 153, 0.07);
    border: 1px solid var(--vs-border);
}

.filter-tabs {
    display: flex;
    gap: 8px;
    border-bottom: 2px solid #edf2f9;
    padding-bottom: 12px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.filter-tab {
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 600;
    padding: 8px 20px;
    border-radius: 10px;
    border: 1px solid var(--vs-border);
    background: #f8fafd;
    color: var(--vs-text-muted);
    cursor: pointer;
    transition: all 0.2s ease;
}

.filter-tab:hover {
    border-color: var(--vs-blue);
    color: var(--vs-blue);
}

.filter-tab.active {
    background: linear-gradient(135deg, var(--vs-royal), var(--vs-blue));
    color: #ffffff;
    border-color: transparent;
    box-shadow: 0 3px 10px rgba(0, 82, 204, 0.25);
}

.filter-controls-wrap {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
}

.filter-group {
    display: flex;
    align-items: flex-end;
    flex-wrap: wrap;
    gap: 14px;
    flex: 1;
}

.input-block {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.input-block label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--vs-royal);
}

/* ช่องกดเลือกวันที่ แสดงรูปแบบ วัน/เดือน/ปี (เช่น 05/11/69) เสมอ */
.thai-date-picker {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    background: #f8fafd;
    border: 1px solid #cbd5e1;
    border-radius: 10px;
    padding: 8px 14px;
    min-width: 170px;
    cursor: pointer;
    transition: border-color 0.15s, box-shadow 0.15s;
}

.thai-date-picker:hover,
.thai-date-picker:focus-within {
    border-color: var(--vs-blue);
    box-shadow: 0 0 0 3px rgba(0, 82, 204, 0.12);
}

.thai-date-display {
    font-size: 0.98rem;
    font-weight: 600;
    color: var(--vs-text-main);
    letter-spacing: 0.3px;
}

.calendar-icon {
    font-size: 1rem;
    line-height: 1;
    pointer-events: none;
}

.thai-date-picker input[type="date"] {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
    border: none;
}

.input-block select {
    font-family: inherit;
    font-size: 0.95rem;
    padding: 9px 14px;
    border-radius: 10px;
    border: 1px solid #cbd5e1;
    background-color: #f8fafd;
    color: var(--vs-text-main);
    min-width: 160px;
    outline: none;
}

.quick-date-btns {
    display: flex;
    gap: 8px;
}

.btn-quick {
    font-family: inherit;
    font-size: 0.85rem;
    font-weight: 500;
    padding: 9px 12px;
    border-radius: 9px;
    border: 1px solid var(--vs-cyan);
    background: #f0fbff;
    color: var(--vs-royal);
    cursor: pointer;
    transition: all 0.15s;
}

.btn-quick:hover {
    background: var(--vs-cyan);
    color: #fff;
}

.btn-primary-search {
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 600;
    padding: 10px 24px;
    border-radius: 10px;
    border: none;
    background: linear-gradient(135deg, var(--vs-blue), var(--vs-cyan));
    color: #ffffff;
    cursor: pointer;
    box-shadow: 0 3px 10px rgba(0, 180, 216, 0.3);
    transition: transform 0.15s, box-shadow 0.15s;
}

.btn-primary-search:hover {
    transform: translateY(-1px);
    box-shadow: 0 5px 14px rgba(0, 180, 216, 0.4);
}

/* ================= SUMMARY CARDS ================= */
.summary-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.summary-card {
    background: var(--vs-card-bg);
    border-radius: 16px;
    padding: 20px;
    box-shadow: 0 4px 16px rgba(0, 43, 153, 0.07);
    border: 1px solid var(--vs-border);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: relative;
    overflow: hidden;
}

.sales-card {
    border-top: 5px solid var(--sales-green);
}

.expense-card {
    border-top: 5px solid var(--expense-red);
}

.profit-card {
    border-top: 5px solid var(--vs-blue);
}

.card-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 10px;
}

.card-badge {
    font-size: 0.95rem;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 8px;
}

.sales-badge {
    background: var(--sales-green-bg);
    color: #15803d;
}

.expense-badge {
    background: var(--expense-red-bg);
    color: #b91c1c;
}

.profit-badge {
    background: #e0ebff;
    color: var(--vs-royal);
}

.record-count {
    font-size: 0.82rem;
    color: var(--vs-text-muted);
    font-weight: 500;
}

.card-amount {
    font-size: 2.1rem;
    font-weight: 700;
    line-height: 1.2;
    margin: 4px 0;
    word-break: break-word;
}

.sales-text {
    color: var(--sales-green);
}

.expense-text {
    color: var(--expense-red);
}

.profit-text {
    color: var(--vs-royal);
}

.card-unit {
    font-size: 0.85rem;
    color: var(--vs-text-muted);
    margin-bottom: 14px;
}

.card-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-top: auto;
}

.btn-card-action {
    font-family: inherit;
    font-size: 0.88rem;
    font-weight: 600;
    padding: 10px 10px;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.18s ease;
    text-align: center;
}

.btn-sales-rank {
    background: #16a34a;
    color: #ffffff;
    border: 1px solid #16a34a;
}

.btn-sales-rank:hover {
    background: #15803d;
}

.btn-sales-list {
    background: #f0fdf4;
    color: #15803d;
    border: 1px solid #86efac;
}

.btn-sales-list:hover {
    background: #dcfce7;
}

.btn-exp-rank {
    background: #dc2626;
    color: #ffffff;
    border: 1px solid #dc2626;
}

.btn-exp-rank:hover {
    background: #b91c1c;
}

.btn-exp-list {
    background: #fef2f2;
    color: #b91c1c;
    border: 1px solid #fca5a5;
}

.btn-exp-list:hover {
    background: #fee2e2;
}

.profit-formula-box {
    background: #f8fafd;
    border: 1px solid var(--vs-border);
    border-radius: 10px;
    padding: 8px 12px;
    font-size: 0.85rem;
    margin-top: auto;
}

.formula-row {
    display: flex;
    justify-content: space-between;
    padding: 2px 0;
}

/* ================= PANEL SECTIONS (CHART & YEARLY TABLE) ================= */
.panel-card {
    background: var(--vs-card-bg);
    border-radius: 16px;
    padding: 22px;
    box-shadow: 0 4px 16px rgba(0, 43, 153, 0.07);
    border: 1px solid var(--vs-border);
}

.panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 18px;
    padding-bottom: 12px;
    border-bottom: 1px solid #edf2f9;
}

.panel-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--vs-navy);
}

.panel-subtitle {
    font-size: 0.86rem;
    color: var(--vs-text-muted);
}

.chart-legend-controls {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
}

.legend-pills {
    display: flex;
    gap: 12px;
    font-size: 0.9rem;
    font-weight: 600;
}

.legend-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    display: inline-block;
}

.dot-green {
    background: var(--sales-green);
}

.dot-red {
    background: var(--expense-red);
}

.chart-view-switch {
    display: inline-flex;
    background: #f1f5f9;
    padding: 3px;
    border-radius: 9px;
    border: 1px solid var(--vs-border);
}

.btn-switch {
    font-family: inherit;
    font-size: 0.82rem;
    font-weight: 600;
    padding: 5px 12px;
    border-radius: 7px;
    border: none;
    background: transparent;
    color: var(--vs-text-muted);
    cursor: pointer;
}

.btn-switch.active {
    background: var(--vs-royal);
    color: #fff;
}

.chart-container {
    position: relative;
    width: 100%;
    height: 340px;
}

/* ================= TABLES & MOBILE CARDS ================= */
.table-responsive {
    width: 100%;
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th,
.data-table td {
    padding: 12px 16px;
    border-bottom: 1px solid #e2e8f0;
    text-align: left;
    font-size: 0.95rem;
}

.data-table thead th {
    background: linear-gradient(90deg, var(--vs-navy), var(--vs-royal));
    color: #ffffff;
    font-weight: 600;
}

.data-table thead th:first-child {
    border-top-left-radius: 10px;
}

.data-table thead th:last-child {
    border-top-right-radius: 10px;
}

.data-table tbody tr:hover {
    background-color: #f8fbff;
}

.tfoot-total td {
    background: #f0f6ff;
    font-weight: 700;
    font-size: 1.02rem;
    border-top: 2px solid var(--vs-blue);
}

.text-right {
    text-align: right !important;
}

.text-center {
    text-align: center !important;
}

/* Mobile 2-3 Line Cards (ซ่อนบนจอใหญ่ แสดงเมื่อย่อหน้าจอหรือบนมือถือ) */
.mobile-card-list {
    display: none;
    flex-direction: column;
    gap: 10px;
}

.m-card {
    background: #f8fbff;
    border: 1px solid var(--vs-border);
    border-left: 4px solid var(--vs-blue);
    border-radius: 12px;
    padding: 12px 14px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.m-card-line {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    font-size: 0.92rem;
    flex-wrap: wrap;
}

.m-card-title {
    font-weight: 700;
    color: var(--vs-navy);
}

/* ================= FOOTER (ด้านล่างซ้ายสุด) ================= */
.site-footer {
    background: #ffffff;
    border-top: 2px solid var(--vs-border);
    padding: 16px 0;
    margin-top: auto;
}

.footer-inner {
    display: flex;
    align-items: center;
    justify-content: flex-start;
}

.powered-by-box {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: #f8fbff;
    border: 1px solid var(--vs-border);
    padding: 8px 16px;
    border-radius: 12px;
}

.footer-logo {
    height: 38px;
    width: auto;
    object-fit: contain;
    border-radius: 6px;
}

.powered-text {
    display: flex;
    flex-direction: column;
    line-height: 1.25;
}

.powered-label {
    font-size: 0.75rem;
    color: var(--vs-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.powered-brand {
    font-size: 0.98rem;
    font-weight: 700;
    color: var(--vs-navy);
}

/* ================= POPUP MODAL ================= */
.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.65);
    backdrop-filter: blur(3px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
}

.modal-window {
    background: #ffffff;
    width: 100%;
    max-width: 960px;
    max-height: 88vh;
    border-radius: 18px;
    box-shadow: 0 20px 50px rgba(0, 26, 102, 0.35);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border: 2px solid var(--vs-blue);
}

.modal-header {
    background: linear-gradient(135deg, var(--vs-navy), var(--vs-royal), var(--vs-blue));
    color: #ffffff;
    padding: 16px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.modal-title-wrap h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 2px;
}

.modal-Counter {
    font-size: 0.82rem;
    color: var(--vs-cyan-light);
}

.btn-modal-close {
    background: rgba(255, 255, 255, 0.18);
    border: none;
    color: #ffffff;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    font-size: 1.5rem;
    line-height: 1;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-modal-close:hover {
    background: rgba(255, 255, 255, 0.32);
}

/* แถบตัวเลือกเรียงลำดับภายใน Popup 1.1 */
.modal-subtoolbar {
    background: #f0f6ff;
    border-bottom: 1px solid var(--vs-border);
    padding: 10px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.sort-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--vs-navy);
}

.sort-btn-group {
    display: inline-flex;
    gap: 8px;
    flex-wrap: wrap;
}

.btn-sort-option {
    font-family: inherit;
    font-size: 0.88rem;
    font-weight: 600;
    padding: 6px 16px;
    border-radius: 8px;
    border: 1px solid var(--vs-border);
    background: #ffffff;
    color: var(--vs-text-muted);
    cursor: pointer;
    transition: all 0.15s ease;
}

.btn-sort-option:hover {
    border-color: var(--vs-blue);
    color: var(--vs-blue);
}

.btn-sort-option.active {
    background: var(--sales-green);
    color: #ffffff;
    border-color: var(--sales-green);
    box-shadow: 0 2px 6px rgba(22, 163, 74, 0.25);
}

.modal-Body {
    padding: 18px 20px;
    overflow-y: auto;
    flex: 1;
}

.modal-footer {
    padding: 12px 20px;
    background: #f8fafd;
    border-top: 1px solid var(--vs-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}

.modal-hint {
    font-size: 0.82rem;
    color: var(--vs-text-muted);
}

.btn-secondary-close {
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 600;
    padding: 8px 18px;
    border-radius: 8px;
    border: 1px solid #cbd5e1;
    background: #ffffff;
    color: var(--vs-text-main);
    cursor: pointer;
}

.btn-secondary-close:hover {
    background: #f1f5f9;
}

/* Master-Detail Bill Card inside Popup 1.2 */
.bill-master-box {
    border: 1px solid var(--vs-border);
    border-radius: 12px;
    margin-bottom: 12px;
    overflow: hidden;
    background: #ffffff;
}

.bill-master-header {
    background: #f0f6ff;
    padding: 11px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
    border-bottom: 1px solid var(--vs-border);
    cursor: pointer;
}

.bill-master-info {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
    font-size: 0.94rem;
}

.bill-badge-num {
    background: var(--vs-royal);
    color: #fff;
    font-size: 0.8rem;
    font-weight: 600;
    padding: 2px 9px;
    border-radius: 6px;
}

.bill-detail-wrap {
    padding: 10px 16px;
    background: #ffffff;
}

.detail-subtable {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
}

.detail-subtable th {
    background: #f8fafc;
    color: var(--vs-text-muted);
    font-weight: 600;
    padding: 7px 10px;
    border-bottom: 1px solid #e2e8f0;
}

.detail-subtable td {
    padding: 7px 10px;
    border-bottom: 1px dashed #e2e8f0;
}

.scroll-loader {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px;
    color: var(--vs-blue);
    font-weight: 500;
}

.spinner {
    width: 20px;
    height: 20px;
    border: 3px solid #cbd5e1;
    border-top-color: var(--vs-blue);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.scroll-end-msg {
    text-align: center;
    padding: 14px;
    font-size: 0.85rem;
    color: var(--vs-text-muted);
}

/* ================= RESPONSIVE (ย่อหน้าจอ / หน้าจอมือถือ แสดงเป็นแถวการ์ด 2-3 บรรทัด) ================= */
@media (max-width: 960px) {
    .summary-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .brand-text h1 {
        font-size: 1.25rem;
    }

    .card-amount {
        font-size: 1.75rem;
    }

    .desktop-only-table {
        display: none !important;
    }

    .mobile-card-list {
        display: flex !important;
    }

    .filter-controls-wrap {
        flex-direction: column;
        align-items: stretch;
    }

    .filter-action,
    .btn-primary-search {
        width: 100%;
    }

    .chart-container {
        height: 260px;
    }

    .modal-window {
        max-height: 92vh;
    }
}