:root {
    --brand-purple: #7700cc;
    --brand-purple-dark: #5a0099;
    --brand-white: #ffffff;
    --brand-black: #1a1a1a;
    --gray-50: #f7f5fa;
    --gray-100: #efeaf5;
    --gray-300: #d9d0e5;
    --gray-600: #6b6377;
    --danger: #b00020;
    --success: #0a7d1e;
    --warning: #b8860b;
}

* { box-sizing: border-box; }

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    color: var(--brand-black);
    background: var(--brand-white);
    margin: 0;
    padding: 0;
    line-height: 1.5;
}

.container { max-width: 960px; margin: 0 auto; padding: 0 20px 40px; }
.container.narrow { max-width: 480px; }

.site-header {
    background: var(--brand-purple);
    color: var(--brand-white);
    padding: 14px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
}
.site-header .brand { font-weight: 700; font-size: 18px; color: var(--brand-white); text-decoration: none; letter-spacing: 0.3px; }
.site-header nav a { color: var(--brand-white); text-decoration: none; margin-left: 18px; font-size: 14px; opacity: 0.92; }
.site-header nav a:hover { opacity: 1; text-decoration: underline; }
.site-header form { margin: 0; display: inline; }
.site-header .logout-btn { background: transparent; border: 1px solid rgba(255,255,255,0.6); color: var(--brand-white); padding: 5px 12px; border-radius: 5px; font-size: 13px; cursor: pointer; margin-left: 18px; }
.site-header .logout-btn:hover { background: rgba(255,255,255,0.12); }

h1 { font-size: 24px; margin: 24px 0 12px; color: var(--brand-black); }
h2 { font-size: 18px; margin: 24px 0 10px; color: var(--brand-black); }
a { color: var(--brand-purple); }
a:hover { color: var(--brand-purple-dark); }

button, .btn { background: var(--brand-purple); color: var(--brand-white); border: none; padding: 9px 18px; border-radius: 6px; font-size: 14px; cursor: pointer; font-weight: 600; }
button:hover, .btn:hover { background: var(--brand-purple-dark); }
button:disabled { background: var(--gray-300); color: var(--gray-600); cursor: not-allowed; }
button.secondary { background: var(--brand-white); color: var(--brand-purple); border: 1px solid var(--brand-purple); }
button.secondary:hover { background: var(--gray-50); }

label { display: block; margin-top: 12px; font-weight: 600; font-size: 13px; color: var(--brand-black); }
input, select, textarea {
    width: 100%; padding: 9px 10px; box-sizing: border-box; font-size: 14px;
    border: 1px solid var(--gray-300); border-radius: 6px; margin-top: 4px;
    font-family: inherit; color: var(--brand-black); background: var(--brand-white);
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--brand-purple); box-shadow: 0 0 0 3px rgba(119,0,204,0.12); }
fieldset { border: 1px solid var(--gray-300); border-radius: 8px; margin-top: 24px; padding: 18px; }
legend { font-weight: 700; padding: 0 8px; color: var(--brand-purple); }

table { width: 100%; border-collapse: collapse; margin-top: 14px; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--gray-100); vertical-align: top; font-size: 14px; }
th { color: var(--brand-purple); font-size: 12px; text-transform: uppercase; letter-spacing: 0.4px; border-bottom: 2px solid var(--gray-300); }
tr:hover td { background: var(--gray-50); }

.ok { color: var(--success); font-weight: 700; }
.error { color: var(--danger); font-weight: 600; }
.high { color: var(--danger); font-weight: 700; }
.warning-text { color: var(--warning); font-weight: 600; }

.status-waiting { color: var(--warning); }
.status-in_progress { color: #0066cc; }
.status-completed { color: var(--success); }
.status-cancelled { color: var(--gray-600); text-decoration: line-through; }

.summary { display: flex; gap: 16px; margin: 16px 0; flex-wrap: wrap; }
.summary div { background: var(--gray-50); border: 1px solid var(--gray-100); padding: 10px 18px; border-radius: 8px; font-size: 14px; }

.site-footer { text-align: center; padding: 24px 20px; margin-top: 40px; border-top: 1px solid var(--gray-100); color: var(--gray-600); font-size: 12.5px; }
.site-footer strong { color: var(--brand-purple); }