:root {
    --blue: #6FA8DC;
    --blue-dark: #3D7AB5;
    --orange: #EF9F27;
    --gray-bg: #F4F5F7;
    --gray-border: #DCDEE3;
    --gray-text: #5F5E5A;
    --text: #2C2C2A;
    --green: #3B8F5C;
    --red: #C0392B;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: -apple-system, "Segoe UI", Roboto, sans-serif;
    background: var(--gray-bg);
    color: var(--text);
}

a { color: var(--blue-dark); }

.login-body {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
}

.login-box {
    background: #fff;
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--gray-border);
    width: 320px;
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
}

.login-box h1 { font-size: 1.2rem; margin: 0 0 0.5rem; }
.login-box label { display: flex; flex-direction: column; gap: 4px; font-size: 0.85rem; color: var(--gray-text); }
.login-box input { padding: 0.5rem; border: 1px solid var(--gray-border); border-radius: 6px; font-size: 1rem; }
.login-box button, .btn {
    background: var(--blue);
    color: #fff;
    border: none;
    padding: 0.6rem 1rem;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.95rem;
}
.login-box button:hover, .btn:hover { background: var(--blue-dark); }
.btn.secondary { background: #fff; color: var(--text); border: 1px solid var(--gray-border); }
.btn.accent { background: var(--orange); }
.error { color: var(--red); font-size: 0.85rem; }

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.8rem 1.5rem;
    background: #fff;
    border-bottom: 1px solid var(--gray-border);
}
.topbar nav a {
    margin-right: 1.2rem;
    text-decoration: none;
    color: var(--text);
    font-size: 0.9rem;
}
.topbar nav a.active { color: var(--blue-dark); font-weight: 600; }

.wrap { padding: 1.5rem; max-width: 1100px; margin: 0 auto; }

.toolbar { display: flex; gap: 0.6rem; margin-bottom: 1rem; flex-wrap: wrap; align-items: center; }
.toolbar input, .toolbar select { padding: 0.5rem; border: 1px solid var(--gray-border); border-radius: 6px; }
.toolbar input[type=text] { flex: 1; min-width: 200px; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 1rem; }

.card {
    background: #fff;
    border: 1px solid var(--gray-border);
    border-radius: 12px;
    padding: 1rem;
}
.card.managed { border: 2px solid var(--blue); }

.card-head { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 6px; }
.card-head strong { font-size: 1rem; }
.badge { font-size: 0.7rem; padding: 2px 8px; border-radius: 6px; white-space: nowrap; }
.badge.online { background: #E1F2E7; color: var(--green); }
.badge.offline { background: #FBE7E5; color: var(--red); }
.badge.aktualizace { background: #FDF1DC; color: #8A5A00; }
.badge.neznamy { background: #EEEEEC; color: var(--gray-text); }

.card .meta { font-size: 0.8rem; color: var(--gray-text); margin: 0 0 8px; }
.card .stats { font-size: 0.8rem; color: var(--gray-text); line-height: 1.7; }
.card .actions { display: flex; gap: 6px; margin-top: 12px; }
.card .actions a, .card .actions button { flex: 1; text-align: center; font-size: 0.78rem; padding: 6px; border: 1px solid var(--gray-border); border-radius: 6px; background: #fff; text-decoration: none; color: var(--text); cursor: pointer; }

table.list { width: 100%; border-collapse: collapse; background: #fff; border: 1px solid var(--gray-border); border-radius: 8px; overflow: hidden; }
table.list th, table.list td { padding: 0.6rem 0.8rem; text-align: left; border-bottom: 1px solid var(--gray-border); font-size: 0.88rem; }
table.list th { background: #FAFAFA; color: var(--gray-text); font-weight: 600; }

.form-box { background: #fff; border: 1px solid var(--gray-border); border-radius: 12px; padding: 1.5rem; max-width: 640px; }
.form-box label { display: block; margin-bottom: 1rem; font-size: 0.85rem; color: var(--gray-text); }
.form-box input, .form-box select, .form-box textarea { width: 100%; padding: 0.55rem; border: 1px solid var(--gray-border); border-radius: 6px; font-size: 0.95rem; margin-top: 4px; }
.form-box fieldset { border: 1px solid var(--gray-border); border-radius: 8px; margin-bottom: 1rem; }
.form-box legend { padding: 0 6px; font-size: 0.85rem; color: var(--gray-text); }
.access-row { display: grid; grid-template-columns: 1fr 1fr 1fr auto; gap: 8px; margin-bottom: 8px; align-items: center; }
.flash { background: #E1F2E7; color: var(--green); padding: 0.6rem 1rem; border-radius: 6px; margin-bottom: 1rem; font-size: 0.9rem; }