:root {
    --purple-900: #3b0764;
    --purple-700: #6d28d9;
    --purple-600: #7c3aed;
    --purple-500: #8b5cf6;
    --purple-100: #ede9fe;
    --purple-50:  #f5f3ff;
    --grey-900: #111827;
    --grey-700: #374151;
    --grey-600: #4b5563;
    --grey-400: #9ca3af;
    --grey-200: #e5e7eb;
    --grey-100: #f3f4f6;
    --grey-50:  #f9fafb;
    --green: #15803d;
    --green-bg: #dcfce7;
    --amber: #b45309;
    --amber-bg: #fef3c7;
    --red: #b91c1c;
    --red-bg: #fee2e2;
    --blue: #1d4ed8;
    --blue-bg: #dbeafe;
    --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: var(--font);
    color: var(--grey-900);
    background: var(--grey-50);
}

a { color: var(--purple-700); text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar {
    background: var(--purple-900);
    color: #fff;
    padding: 14px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.topbar .brand {
    font-weight: 700;
    font-size: 18px;
    color: #fff;
    letter-spacing: 0.2px;
}
.topbar .brand span { color: var(--purple-500); }
.topbar nav a {
    color: var(--purple-100);
    margin-left: 20px;
    font-size: 14px;
}
.topbar nav a:hover { color: #fff; }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 28px 24px 60px;
}

h1 { font-size: 24px; margin: 0 0 6px; }
h2 { font-size: 18px; margin: 0 0 12px; }
.subtitle { color: var(--grey-600); margin: 0 0 24px; font-size: 14px; }

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 20px;
}

.btn {
    display: inline-block;
    background: var(--purple-600);
    color: #fff;
    border: none;
    padding: 9px 16px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
}
.btn:hover { background: var(--purple-700); text-decoration: none; }
.btn-secondary { background: #fff; color: var(--purple-700); border: 1px solid var(--purple-500); }
.btn-secondary:hover { background: var(--purple-50); }
.btn-sm { padding: 5px 10px; font-size: 12.5px; }

.card {
    background: #fff;
    border: 1px solid var(--grey-200);
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 20px;
}

.client-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 16px;
}
.client-card {
    background: #fff;
    border: 1px solid var(--grey-200);
    border-radius: 10px;
    padding: 18px;
    transition: border-color .15s;
}
.client-card:hover { border-color: var(--purple-500); }
.client-card a { color: var(--grey-900); font-weight: 600; font-size: 16px; }
.client-card .meta { color: var(--grey-600); font-size: 13px; margin-top: 6px; }

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13.5px;
}
th, td {
    text-align: left;
    padding: 10px 12px;
    border-bottom: 1px solid var(--grey-200);
    vertical-align: middle;
}
th {
    background: var(--grey-50);
    color: var(--grey-600);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
tr:hover td { background: var(--purple-50); }

.badge {
    display: inline-block;
    padding: 3px 9px;
    border-radius: 999px;
    font-size: 11.5px;
    font-weight: 600;
}
.badge-grey  { background: var(--grey-100); color: var(--grey-600); }
.badge-blue  { background: var(--blue-bg); color: var(--blue); }
.badge-amber { background: var(--amber-bg); color: var(--amber); }
.badge-green { background: var(--green-bg); color: var(--green); }
.badge-red   { background: var(--red-bg); color: var(--red); }
.badge-purple{ background: var(--purple-100); color: var(--purple-700); }

form.inline { display: inline; }

input[type=text], input[type=url], input[type=password], input[type=number], select, textarea {
    padding: 8px 10px;
    border: 1px solid var(--grey-200);
    border-radius: 6px;
    font-size: 14px;
    font-family: var(--font);
    width: 100%;
}
label { display: block; font-size: 13px; font-weight: 600; color: var(--grey-700); margin: 12px 0 4px; }

.flash { padding: 10px 14px; border-radius: 8px; margin-bottom: 16px; font-size: 14px; }
.flash-success { background: var(--green-bg); color: var(--green); }
.flash-error   { background: var(--red-bg); color: var(--red); }

.status-select { font-size: 12.5px; padding: 4px 6px; }

.empty-state {
    text-align: center;
    padding: 50px 20px;
    color: var(--grey-600);
}

.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
    background: var(--purple-900);
}
.login-box {
    background: #fff;
    padding: 32px;
    border-radius: 12px;
    width: 300px;
}
.login-box h1 { color: var(--purple-700); font-size: 20px; text-align: center; }
.login-box .error { color: var(--red); font-size: 13px; }
.login-box button { margin-top: 16px; width: 100%; }

.stat-row { display: flex; gap: 16px; margin-bottom: 20px; flex-wrap: wrap; }
.stat-box {
    background: #fff;
    border: 1px solid var(--grey-200);
    border-radius: 10px;
    padding: 14px 18px;
    min-width: 140px;
}
.stat-box .value { font-size: 22px; font-weight: 700; color: var(--purple-700); }
.stat-box .label { font-size: 12.5px; color: var(--grey-600); }