:root {
    --black: #111;
    --dark: #202020;
    --muted: #666;
    --line: #ddd;
    --bg: #f4f4f4;
    --white: #fff;
    --accent: #df4b26;
    --danger: #b42318;
    --success: #14733a;
}

* { box-sizing: border-box; }
body {
    margin: 0;
    background: var(--bg);
    color: var(--black);
    font-family: Arial, Helvetica, sans-serif;
    line-height: 1.45;
}
a { color: var(--black); }
.public-shell {
    min-height: 100vh;
    padding: 28px 14px;
}
.application-card,
.setup-card,
.panel {
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: 0 18px 45px rgba(0,0,0,.08);
}
.application-card {
    width: min(100%, 900px);
    margin: 0 auto;
    padding: 24px;
}
.card-header {
    margin-bottom: 22px;
    padding-bottom: 18px;
    border-bottom: 1px solid #ececec;
}
.card-header h1,
.setup-card h1 {
    margin: 0 0 6px;
    font-size: 28px;
    letter-spacing: 0;
}
.card-header p { margin: 0; color: var(--muted); }
.form label {
    display: block;
    color: #242424;
    font-size: 13px;
    font-weight: 700;
}
.form input,
.form select,
.form textarea {
    width: 100%;
    min-height: 44px;
    margin-top: 7px;
    border: 1px solid #cfcfcf;
    border-radius: 6px;
    background: #fff;
    color: #151515;
    font: inherit;
    padding: 10px 12px;
}
.form textarea { resize: vertical; }
.form input:focus,
.form select:focus,
.form textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(223,75,38,.14);
    outline: 0;
}
.grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
}
.wide { grid-column: 1 / -1; }
.hp {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    margin-top: 20px;
    border: 0;
    border-radius: 6px;
    background: var(--black);
    color: #fff;
    cursor: pointer;
    font-weight: 800;
    padding: 11px 18px;
    text-decoration: none;
}
.btn:hover { background: var(--accent); color: #fff; }
.btn.small {
    min-height: 36px;
    margin-top: 0;
    padding: 8px 12px;
}
.alert {
    margin: 0 0 16px;
    border-radius: 6px;
    padding: 12px 14px;
}
.alert.error { background: #fff1ed; color: var(--danger); }
.alert.success { background: #eef8f1; color: var(--success); }
.hidden { display: none; }
.setup-page {
    display: grid;
    min-height: 100vh;
    place-items: center;
    padding: 20px;
}
.setup-card {
    width: min(100%, 520px);
    padding: 26px;
}
.setup-card .form {
    display: grid;
    gap: 14px;
}
.admin-body {
    display: grid;
    grid-template-columns: 220px 1fr;
    min-height: 100vh;
}
.sidebar {
    background: #151515;
    color: #fff;
    padding: 22px;
}
.sidebar h1 {
    margin: 0 0 22px;
    font-size: 22px;
}
.sidebar a {
    display: block;
    border-radius: 6px;
    color: #fff;
    padding: 10px 8px;
    text-decoration: none;
}
.sidebar a:hover { background: #2a2a2a; }
.admin-main {
    min-width: 0;
    padding: 24px;
}
.admin-top {
    display: flex;
    gap: 16px;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 18px;
}
.admin-top h2 { margin: 0; }
.filters {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 10px;
    margin-bottom: 16px;
}
.filters input,
.filters select {
    min-height: 38px;
    border: 1px solid #cfcfcf;
    border-radius: 6px;
    padding: 8px 10px;
}
.table-wrap {
    overflow-x: auto;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 8px;
}
.admin-table {
    width: 100%;
    min-width: 1180px;
    border-collapse: collapse;
    font-size: 13px;
}
.admin-table th,
.admin-table td {
    border-bottom: 1px solid #e7e7e7;
    padding: 10px;
    text-align: left;
    vertical-align: top;
}
.admin-table th {
    background: #f8f8f8;
    color: #222;
}
.detail-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 360px;
    gap: 18px;
}
.panel { padding: 18px; }
.panel h3 { margin-top: 0; }
.score {
    border-left: 4px solid var(--accent);
    background: #f6f7f7;
    padding: 10px 12px;
}
.detail-table {
    width: 100%;
    border-collapse: collapse;
}
.detail-table th,
.detail-table td {
    border-bottom: 1px solid #e7e7e7;
    padding: 10px;
    text-align: left;
    vertical-align: top;
}
.detail-table th {
    width: 210px;
    color: #333;
}
.settings-form {
    display: grid;
    gap: 14px;
    max-width: 760px;
}

@media (min-width: 720px) {
    .public-shell { padding: 48px 20px; }
    .application-card { padding: 34px; }
    .grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 18px 20px;
    }
}

@media (max-width: 900px) {
    .admin-body { grid-template-columns: 1fr; }
    .sidebar {
        position: static;
        display: flex;
        gap: 8px;
        align-items: center;
        overflow-x: auto;
    }
    .sidebar h1 { margin: 0 12px 0 0; }
    .sidebar a { white-space: nowrap; }
    .filters { grid-template-columns: 1fr; }
    .detail-grid { grid-template-columns: 1fr; }
}