@import url('https://fonts.googleapis.com/css2?family=Sarabun:wght@300;400;500;600;700;800&display=swap');

:root {
    --library-green: #f97316;
    --library-green-dark: #2f241c;
    --library-green-soft: #fff1e6;
    --library-gold: #fb923c;
    --library-gold-soft: #fff7ed;
    --ink: #2f241c;
    --muted: #765f4c;
    --line: #f1dfcf;
    --surface: #ffffff;
    --surface-soft: #fff8f1;
    --shadow: 0 10px 26px rgba(154, 88, 28, 0.07);
    --accent-hover: #ea580c;
    --accent-teal: #0f766e;
    --success: #16a34a;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: 'Sarabun', sans-serif;
    color: var(--ink);
    background: var(--surface-soft);
}

a {
    color: inherit;
}

.public-shell {
    width: min(1480px, calc(100% - 32px));
    margin: 0 auto;
    padding: 16px 0 32px;
}

.public-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 14px 18px;
    margin-bottom: 14px;
    border: 1px solid var(--line);
    border-left: 4px solid var(--library-green);
    border-radius: 8px;
    background: var(--surface);
    box-shadow: var(--shadow);
}

.brand {
    display: flex;
    align-items: center;
    gap: 14px;
    min-width: 0;
}

.brand img {
    width: auto;
    height: 40px;
    object-fit: contain;
}

.brand h1 {
    margin: 0;
    font-size: clamp(16px, 2.2vw, 19px);
    line-height: 1.35;
    letter-spacing: 0;
    color: var(--library-green-dark);
}

.brand p {
    margin: 5px 0 0;
    color: var(--muted);
    font-size: 12px;
}

.public-nav {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.nav-link,
.action-button,
.select-input,
.date-input {
    border: 1px solid var(--line);
    background: var(--surface);
    color: var(--library-green-dark);
    border-radius: 8px;
    font-family: inherit;
    font-size: 14px;
}

.nav-link {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    min-height: 38px;
    padding: 8px 12px;
    text-decoration: none;
    font-weight: 700;
}

.nav-link.active {
    background: var(--library-green);
    border-color: var(--library-green);
    color: #fff;
}

.nav-link:hover {
    background: var(--library-gold-soft);
    border-color: #fed7aa;
    color: #7c2d12;
}

.nav-link.active:hover {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
    color: #fff;
}

.toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 14px;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface);
    box-shadow: var(--shadow);
}

.filters {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.select-input,
.date-input {
    min-height: 38px;
    padding: 0 12px;
    outline: none;
    background: #fffaf5;
    color: var(--ink);
}

.select-input:hover,
.date-input:hover,
.select-input:focus,
.date-input:focus {
    border-color: var(--library-gold);
    background: var(--library-gold-soft);
    box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.1);
}

.action-button {
    min-height: 38px;
    padding: 0 15px;
    border: 0;
    background: var(--library-green);
    color: #ffffff;
    font-weight: 800;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.action-button.secondary {
    border: 1px solid #fed7aa;
    background: var(--surface);
    color: #c2410c;
}

.action-button.print {
    background: var(--accent-teal);
    color: #fff;
}

.action-button:hover {
    background: var(--accent-hover);
    box-shadow: 0 8px 18px rgba(234, 88, 12, 0.18);
}

.action-button.secondary:hover {
    background: var(--library-gold-soft);
    color: #9a3412;
}

.action-button.print:hover {
    background: #0d665f;
}

.period-text {
    color: var(--muted);
    font-size: 13px;
    font-weight: 600;
}

.print-only {
    display: none;
}

.kpi-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
    margin-bottom: 14px;
}

.kpi-card,
.panel {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.kpi-card {
    min-height: 116px;
    padding: 16px;
    display: flex;
    justify-content: space-between;
    gap: 14px;
    overflow: hidden;
}

.kpi-label {
    display: block;
    color: var(--muted);
    font-size: 12px;
    font-weight: 700;
}

.kpi-value {
    display: block;
    margin-top: 8px;
    font-size: clamp(28px, 4vw, 34px);
    line-height: 1;
    font-weight: 800;
    color: var(--library-green-dark);
}

.kpi-note {
    display: block;
    margin-top: 8px;
    color: var(--muted);
    font-size: 12px;
}

.kpi-icon {
    width: 42px;
    height: 42px;
    border-radius: 8px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    color: var(--library-green);
    background: var(--library-green-soft);
    font-size: 19px;
}

.kpi-card.gold .kpi-icon {
    background: var(--library-gold-soft);
    color: #c2410c;
}

.content-grid {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 14px;
}

.panel {
    padding: 16px;
}

.span-4 { grid-column: span 4; }
.span-5 { grid-column: span 5; }
.span-6 { grid-column: span 6; }
.span-7 { grid-column: span 7; }
.span-8 { grid-column: span 8; }
.span-12 { grid-column: span 12; }

.panel-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 12px;
}

.panel-title {
    margin: 0;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--library-green-dark);
}

.chart-box {
    height: 320px;
    position: relative;
}

.table-wrap {
    max-height: 430px;
    overflow: auto;
    border: 1px solid var(--line);
    border-radius: 8px;
}

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 540px;
}

th,
td {
    padding: 12px 14px;
    text-align: left;
    border-bottom: 1px solid var(--line);
    vertical-align: top;
    font-size: 14px;
}

th {
    position: sticky;
    top: 0;
    z-index: 1;
    background: var(--library-gold-soft);
    color: #7c2d12;
    font-weight: 800;
}

td.number,
th.number {
    text-align: right;
}

.rank {
    width: 30px;
    height: 30px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    background: var(--library-green-soft);
    color: var(--library-green);
    font-weight: 800;
}

.empty {
    text-align: center;
    color: var(--muted);
    padding: 28px;
}

.notice {
    display: none;
    margin-bottom: 18px;
    padding: 12px 14px;
    border: 1px solid #fed7aa;
    border-radius: 8px;
    background: var(--library-gold-soft);
    color: #7c2d12;
    font-weight: 600;
}

@media (max-width: 1100px) {
    .kpi-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .span-4,
    .span-5,
    .span-6,
    .span-7,
    .span-8 {
        grid-column: span 12;
    }
}

@media (max-width: 720px) {
    .public-shell {
        width: min(100% - 20px, 1440px);
        padding-top: 10px;
    }

    .public-header {
        align-items: flex-start;
        flex-direction: column;
    }

    .public-nav {
        width: 100%;
        justify-content: flex-start;
    }

    .nav-link {
        flex: 1 1 auto;
        justify-content: center;
    }

    .kpi-grid {
        grid-template-columns: 1fr;
    }

    .toolbar,
    .filters {
        align-items: stretch;
        flex-direction: column;
    }

    .select-input,
    .date-input,
    .action-button {
        width: 100%;
    }
}

@media print {
    @page {
        size: A4 portrait;
        margin: 12mm;
    }

    body {
        background: #fff;
        color: #111;
        padding: 0;
    }

    .public-shell {
        width: 100%;
        padding: 0;
    }

    .public-header,
    .toolbar,
    .kpi-card,
    .panel {
        box-shadow: none;
    }

    .public-nav,
    .toolbar .filters,
    .notice {
        display: none !important;
    }

    .print-only {
        display: block;
    }

    .public-header {
        border: 0;
        padding: 0 0 8mm;
    }

    .brand img {
        height: 42px;
    }

    .brand h1 {
        color: var(--library-green-dark);
        font-size: 22pt;
    }

    .toolbar {
        margin-bottom: 6mm;
        padding: 0;
        border: 0;
        background: transparent;
    }

    .period-text {
        color: #333;
        font-size: 10pt;
    }

    .kpi-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 3mm;
        margin-bottom: 5mm;
    }

    .kpi-card {
        min-height: 24mm;
        border: 1px solid #d8e2dc;
        padding: 4mm;
        break-inside: avoid;
        page-break-inside: avoid;
    }

    .kpi-value {
        font-size: 18pt;
        color: var(--library-green-dark);
    }

    .content-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 5mm;
    }

    .panel {
        margin: 0;
        border: 1px solid #d8e2dc;
        border-radius: 4px;
        break-inside: avoid;
        page-break-inside: avoid;
        padding: 4mm;
    }

    .panel.span-12,
    .panel.print-wide {
        grid-column: 1 / -1;
    }

    .chart-box {
        height: 82mm;
    }

    .panel.print-wide .chart-box {
        height: 95mm;
    }

    .table-wrap {
        max-height: none;
        overflow: visible;
    }

    table {
        min-width: 0;
        font-size: 9pt;
    }

    th,
    td {
        padding: 5px 7px;
        font-size: 9pt;
    }

    th {
        position: static;
        background: #eef7f2 !important;
    }
}