* { box-sizing: border-box; }
body {
    margin: 0; font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
    background: #0e1117; color: #e6e6e6;
}
.topbar {
    display: flex; justify-content: space-between; align-items: center;
    padding: 12px 24px; background: #131722; border-bottom: 1px solid #2a2e39;
}
.logo { color: #26a69a; font-weight: 700; text-decoration: none; font-size: 18px; }
.topbar nav a { color: #d1d4dc; text-decoration: none; margin-left: 16px; }
.topbar nav a:hover { color: #26a69a; }
main { max-width: 1100px; margin: 24px auto; padding: 0 16px; }
h1 { margin-top: 0; }
h1 small { color: #888; font-weight: 400; font-size: 16px; }
.tabs { display: flex; gap: 8px; margin-bottom: 16px; }
.tab { padding: 8px 16px; border-radius: 6px; text-decoration: none;
       color: #d1d4dc; background: #1e222d; }
.tab.active { background: #26a69a; color: #fff; }
.search { display: flex; gap: 8px; margin-bottom: 16px; }
.search input { flex: 1; padding: 8px; border-radius: 6px; border: 1px solid #2a2e39;
                background: #131722; color: #e6e6e6; }
button { padding: 8px 16px; border-radius: 6px; border: 0;
         background: #26a69a; color: #fff; cursor: pointer; font-size: 14px; }
button:hover { background: #1e8f7f; }
.stock-table { width: 100%; border-collapse: collapse; }
.stock-table th, .stock-table td {
    padding: 10px; border-bottom: 1px solid #1e222d; text-align: left;
}
.stock-table tr:hover { background: #131722; }
.btn { display: inline-block; padding: 4px 10px; border-radius: 4px;
       background: #2a2e39; color: #26a69a; text-decoration: none; font-size: 13px; }
.btn:hover { background: #26a69a; color: #fff; }
.chart { height: 520px; width: 100%; border-radius: 8px; overflow: hidden; }
.chart-controls { display: flex; justify-content: space-between;
                  align-items: center; margin: 12px 0; }
.chart-controls select { padding: 6px 10px; background: #131722;
                         color: #e6e6e6; border: 1px solid #2a2e39; border-radius: 6px; }
.status { color: #888; font-size: 13px; }
.legend { display: flex; gap: 20px; margin-top: 12px; font-size: 13px; color: #d1d4dc; flex-wrap: wrap; }
.legend i { display: inline-block; width: 12px; height: 3px; margin-right: 6px;
            vertical-align: middle; }
.flash { background: #263238; color: #b2ff59; padding: 10px 14px; border-radius: 6px;
         margin-bottom: 16px; }
.warn { color: #ffa726; }
.muted { color: #888; font-size: 13px; }
code { background: #1e222d; padding: 2px 6px; border-radius: 4px; color: #b2ff59; }
.form-narrow { max-width: 320px; display: flex; flex-direction: column; gap: 12px; }
.form-narrow label { display: flex; flex-direction: column; gap: 4px; font-size: 14px; }
.form-narrow input { padding: 8px; background: #131722; border: 1px solid #2a2e39;
                     color: #e6e6e6; border-radius: 6px; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
         gap: 16px; margin-top: 16px; }
.card { background: #131722; border: 1px solid #1e222d; border-radius: 8px; padding: 16px; }
.card h3 { margin-top: 0; }
.card form { display: flex; flex-direction: column; gap: 8px; margin-top: 8px; }
.card input[type=file] { color: #d1d4dc; }
.card textarea { background: #0e1117; color: #e6e6e6; width: 100%;
                 border: 1px solid #2a2e39; border-radius: 6px; padding: 8px;
                 font-family: monospace; font-size: 13px; }
.card details { margin-top: 12px; }
.card summary { cursor: pointer; color: #26a69a; font-size: 13px; }
.status-ok { color: #26a69a; font-size: 13px; }
.status-no { color: #ef5350; font-size: 13px; }
footer { text-align: center; color: #666; padding: 24px; font-size: 12px; }

/* ======== Админка: форма загрузки ======== */
.upload-card { margin-top: 16px; }
.upload-card h3 { margin-top: 0; }
.upload-card form { display: flex; flex-direction: column; gap: 14px; }
.upload-card .row {
    display: grid;
    grid-template-columns: 1fr 1.5fr 1fr;
    gap: 14px;
}
@media (max-width: 700px) {
    .upload-card .row { grid-template-columns: 1fr; }
}
.upload-card label {
    display: flex; flex-direction: column; gap: 6px;
    font-size: 13px; color: #d1d4dc;
}
.upload-card input[type=text],
.upload-card select,
.upload-card input[type=file] {
    padding: 8px 10px;
    background: #0e1117;
    border: 1px solid #2a2e39;
    color: #e6e6e6;
    border-radius: 6px;
    font-size: 14px;
}
.upload-card textarea {
    width: 100%;
    margin-top: 8px;
    padding: 8px;
    background: #0e1117;
    border: 1px solid #2a2e39;
    color: #e6e6e6;
    border-radius: 6px;
    font-family: monospace;
    font-size: 13px;
    resize: vertical;
}
.hint { color: #888; font-size: 12px; }
.btn-danger {
    padding: 5px 12px;
    background: #4a1e1e;
    color: #ff8a80;
    border: 0;
    border-radius: 6px;
    cursor: pointer;
    font-size: 13px;
}
.btn-danger:hover { background: #ef5350; color: #fff; }