:root {
    --dbs-forest: #3e4f3f;
    --dbs-forest-dark: #2e3c30;
    --dbs-sage: #7e9e83;
    --dbs-sage-soft: #edf2ed;
    --dbs-orange: #d75e38;
    --dbs-orange-dark: #b94727;
    --dbs-charcoal: #333333;
    --dbs-canvas: #f5f6f3;
    --dbs-surface: #ffffff;
    --dbs-surface-soft: #f9faf8;
    --dbs-muted: #657069;
    --dbs-border: #dce2dc;
    --dbs-border-strong: #bdc8be;
    --dbs-danger: #a73b2b;
    --dbs-warning: #996414;
    --dbs-radius-sm: 7px;
    --dbs-radius-md: 12px;
    --dbs-shadow-sm: 0 2px 8px rgba(40, 57, 43, 0.06);
    --dbs-content-width: 1160px;
    --dbs-font: "Open Sans", "Segoe UI", Arial, sans-serif;
}

* { box-sizing: border-box; }

html { color-scheme: light; }

body {
    min-width: 320px;
    margin: 0;
    background: var(--dbs-canvas);
    color: var(--dbs-charcoal);
    font-family: var(--dbs-font);
    font-size: 15px;
    line-height: 1.55;
}

button, input, select { font: inherit; }
a { color: var(--dbs-forest); }
a:hover { color: var(--dbs-orange-dark); }

:focus-visible {
    outline: 3px solid rgba(215, 94, 56, 0.32);
    outline-offset: 3px;
}

header {
    display: flex;
    min-height: 74px;
    align-items: center;
    gap: 20px;
    padding: 12px max(20px, calc((100% - var(--dbs-content-width)) / 2));
    background: var(--dbs-forest);
    color: #fff;
}

.brand {
    color: #fff;
    font-size: 19px;
    font-weight: 800;
    text-decoration: none;
}

.brand:hover { color: #fff; }
header > span { padding-left: 20px; border-left: 1px solid rgba(255, 255, 255, 0.3); }
header small { color: #c7dac9; }

.mainnav {
    display: flex;
    align-items: center;
    gap: 18px;
    margin-left: auto;
}

.mainnav a, .mainnav .linkbutton {
    color: #fff;
    font-size: 14px;
    font-weight: 700;
    text-decoration: none;
}

.mainnav a:hover, .mainnav .linkbutton:hover { color: #f4c2b3; }

main {
    width: min(var(--dbs-content-width), calc(100% - 40px));
    min-height: calc(100vh - 150px);
    margin: 0 auto;
    padding: 32px 0 48px;
}

footer {
    padding: 24px;
    color: var(--dbs-muted);
    font-size: 13px;
    text-align: center;
}

h1, h2, h3 { margin-top: 0; line-height: 1.2; }
h1 { margin-bottom: 8px; font-size: clamp(28px, 4vw, 36px); }
h2 { font-size: 20px; }
h3 { font-size: 16px; }
small { color: var(--dbs-muted); }

.pagehead {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 24px;
}

.pagehead p { margin: 0; color: var(--dbs-muted); }

.card, .authcard, .empty {
    padding: 20px;
    border: 1px solid var(--dbs-border);
    border-radius: var(--dbs-radius-md);
    background: var(--dbs-surface);
    box-shadow: var(--dbs-shadow-sm);
}

.authcard { max-width: 420px; margin: 70px auto; }
.narrow { max-width: 520px; }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.wide { grid-column: span 2; }

form { display: flex; flex-direction: column; gap: 12px; }
label { display: flex; flex-direction: column; gap: 5px; color: var(--dbs-forest); font-size: 13px; font-weight: 700; }

input, select {
    width: 100%;
    min-width: 0;
    min-height: 42px;
    padding: 9px 10px;
    border: 1px solid var(--dbs-border-strong);
    border-radius: var(--dbs-radius-sm);
    background: #fff;
    color: var(--dbs-charcoal);
}

input[readonly] { background: var(--dbs-surface-soft); color: var(--dbs-muted); }

button, .button {
    display: inline-flex;
    min-height: 42px;
    align-items: center;
    justify-content: center;
    padding: 9px 15px;
    border: 0;
    border-radius: var(--dbs-radius-sm);
    background: var(--dbs-orange);
    color: #fff;
    font-weight: 700;
    text-decoration: none;
    cursor: pointer;
}

button:hover, .button:hover { background: var(--dbs-orange-dark); color: #fff; }
button.secondary { border: 1px solid var(--dbs-forest); background: #fff; color: var(--dbs-forest); }
button.secondary:hover { background: var(--dbs-sage-soft); }
button:disabled { opacity: 0.48; cursor: not-allowed; }

.linkbutton { min-height: auto; padding: 0; border: 0; background: transparent; text-decoration: underline; }
main .linkbutton { color: var(--dbs-forest); }
main .linkbutton:hover { background: var(--dbs-sage-soft); color: var(--dbs-forest-dark); }
main .linkbutton:focus-visible { outline: 2px solid var(--dbs-forest); outline-offset: 3px; }
.inline { display: inline; }
.check { flex-direction: row; align-items: center; color: var(--dbs-charcoal); }
.check input { width: auto; min-width: auto; min-height: auto; }

.flash { margin-bottom: 16px; padding: 12px 15px; border-radius: var(--dbs-radius-sm); }
.flash.error { border: 1px solid #dda99f; background: #fcefeb; color: #873325; }
.flash.success { border: 1px solid #c4d9c7; background: #eff6f0; color: #36623d; }
.warn { color: var(--dbs-warning); font-weight: 700; }

.batchlist, .orders { display: grid; gap: 10px; }

.batchitem {
    display: grid;
    grid-template-columns: 1.2fr 1fr 1fr 170px;
    align-items: center;
    gap: 12px;
    padding: 15px;
    border: 1px solid var(--dbs-border);
    border-radius: var(--dbs-radius-md);
    background: #fff;
    box-shadow: var(--dbs-shadow-sm);
    color: inherit;
    text-decoration: none;
}

.batchitem:hover { border-color: var(--dbs-sage); }
.empty { padding: 56px 20px; text-align: center; }
.files { margin-bottom: 18px; }
.files ul { padding-left: 20px; }
.files-empty { color: var(--dbs-muted); }
.file-update-status { min-height: 18px; margin: 8px 0 0; color: var(--dbs-muted); font-size: 13px; }
.file-update-status.error { color: var(--dbs-warning); font-weight: 700; }
.sourcecontext { margin: 16px 0; padding-top: 14px; border-top: 1px solid var(--dbs-border); }
.sourcecontext p { margin: 0 0 10px; color: var(--dbs-muted); }
.sourcewarning { padding: 12px 14px; border: 1px solid #e6c06f; border-radius: var(--dbs-radius-sm); background: #fff8e8; color: #79510f; }
.batchactions { display: flex; flex-wrap: wrap; gap: 10px; }
.batchactions form { display: block; }

.filters { display: flex; flex-wrap: wrap; gap: 8px; margin: 16px 0; }
.filters button { border: 1px solid var(--dbs-border-strong); background: #fff; color: var(--dbs-forest); }
.filters button:hover { background: var(--dbs-sage-soft); }

.batchsummary {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 10px;
    margin: 18px 0 0;
}

.batchsummary > div {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 12px 14px;
    border: 1px solid var(--dbs-border);
    border-radius: var(--dbs-radius-sm);
    background: #fff;
    box-shadow: var(--dbs-shadow-sm);
}

.batchsummary span { color: var(--dbs-muted); font-size: 13px; font-weight: 700; }
.batchsummary strong { color: var(--dbs-charcoal); font-size: 20px; }
.batchsummary .is-available { border-left: 4px solid #4c8755; }
.batchsummary .is-low { border-left: 4px solid #c48728; }
.batchsummary .is-attention { border-left: 4px solid var(--dbs-warning); background: #fff8e8; }

.orderrow {
    padding: 14px;
    border: 1px solid var(--dbs-border);
    border-left: 5px solid #c48728;
    border-radius: var(--dbs-radius-md);
    background: #fff;
    box-shadow: var(--dbs-shadow-sm);
}

.orderrow.ok { border-left-color: #4c8755; }
.orderrow.low-stock { border-left-color: #c48728; }
.orderrow form {
    display: grid;
    grid-template-columns: minmax(112px, 1.25fr) repeat(5, minmax(58px, .62fr)) minmax(135px, 1.1fr) minmax(112px, .9fr);
    align-items: end;
    gap: 7px;
}
.product {
    display: grid;
    grid-template-columns: minmax(0, 1fr) max-content;
    grid-column: 1 / -1;
    align-items: center;
    gap: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--dbs-border);
}
.product-main {
    display: flex;
    min-width: 0;
    align-items: baseline;
    gap: 7px 12px;
    flex-wrap: wrap;
}
.product b { flex: 0 0 auto; color: var(--dbs-forest); font-size: 14px; white-space: nowrap; }
.product-main > span { min-width: 0; font-size: 15px; font-weight: 700; line-height: 1.35; overflow-wrap: anywhere; }
.save-state { flex: 0 0 auto; color: var(--dbs-muted); font-size: 11px; font-weight: 700; }
.save-state.saved::before { content: "✓ "; color: #4c8755; }
.save-state.saving::before { content: "↻ "; }
.save-state.error { color: var(--dbs-warning); }
.stockbadge { padding: 5px 9px; border-radius: 999px; background: #fff5f0; color: #8b3f27; font-size: 12px; white-space: nowrap; }
.orderrow.low-stock .stockbadge { background: #fff8e8; color: #79510f; }
.orderrow.ok:not(.low-stock) .stockbadge { background: #f1f8f2; color: #35643b; }
.row-form > label { min-width: 0; gap: 3px; font-size: 11px; }
.row-form > label input, .row-form > label select { min-height: 32px; padding: 5px 7px; font-size: 12px; }
.row-form > .check { grid-column: 8; justify-self: end; align-self: center; white-space: nowrap; }
.row-error {
    grid-column: 1 / -1;
    margin: 2px 0 0;
    padding: 8px 10px;
    border: 1px solid #dda99f;
    border-radius: var(--dbs-radius-sm);
    background: #fcefeb;
    color: #873325;
    font-size: 12px;
    font-weight: 700;
}
.row-error[hidden] { display: none; }
.row-form input.input-error { border-color: var(--dbs-warning); box-shadow: 0 0 0 2px rgba(181, 82, 52, 0.18); }

.tablewrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 10px 8px; border-bottom: 1px solid var(--dbs-border); font-size: 14px; text-align: left; }
th { color: var(--dbs-muted); }

@media (max-width: 980px) {
    .grid { grid-template-columns: 1fr; }
    .wide { grid-column: auto; }
    .orderrow form { grid-template-columns: repeat(4, minmax(0, 1fr)); }
    .product { grid-column: 1 / -1; }
    .row-form > label { grid-column: auto; }
    .row-form > label:nth-of-type(1), .row-form > label:nth-of-type(7) { grid-column: span 2; }
    .row-form > .check { grid-column: span 2; }
    .batchitem { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 760px) {
    header { align-items: flex-start; flex-wrap: wrap; padding-inline: 16px; }
    header > span { padding-left: 14px; }
    .mainnav { width: 100%; order: 3; overflow-x: auto; margin-left: 0; padding-top: 10px; border-top: 1px solid rgba(255, 255, 255, 0.25); }
    main { width: min(100% - 24px, var(--dbs-content-width)); padding-top: 24px; }
    .pagehead { align-items: stretch; flex-direction: column; }
    .pagehead form, .pagehead button { width: 100%; }
    .orderrow form { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .batchitem { grid-template-columns: 1fr; }
    .product { grid-column: 1 / -1; }
    .row-form > label { grid-column: auto; }
    .row-form > label:nth-of-type(1), .row-form > label:nth-of-type(7), .row-form > .check { grid-column: 1 / -1; }
    .row-form > .check { justify-self: start; }
    .batchactions { flex-direction: column; }
    .batchactions button { width: 100%; }
    .batchsummary { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}