/* Paprastas ir švarus stilius be išorinių bibliotekų */
:root {
    --bg: #f6f8fa;
    --surface: #ffffff;
    --border: #d8dee4;
    --text: #1f2328;
    --text-muted: #59636e;
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --danger: #dc2626;
    --danger-hover: #b91c1c;
    --success-bg: #dcfce7;
    --success-text: #166534;
    --error-bg: #fee2e2;
    --error-text: #991b1b;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--bg);
    color: var(--text);
    line-height: 1.5;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    width: 100%;
    max-width: 960px;
    margin: 0 auto;
    padding: 0 16px;
}

/* Viršutinė juosta */
.site-header {
    background-color: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: 12px 0;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
}

.brand {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text);
    text-decoration: none;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
}

.main-nav a {
    color: var(--text);
    text-decoration: none;
    font-size: 0.95rem;
}

.main-nav a:hover {
    color: var(--primary);
}

.main-content {
    flex: 1;
    padding-top: 24px;
    padding-bottom: 40px;
}

.site-footer {
    border-top: 1px solid var(--border);
    background-color: var(--surface);
    color: var(--text-muted);
    font-size: 0.875rem;
    padding: 16px 0;
    text-align: center;
}

/* Kortelės ir išdėstymas */
.card {
    background-color: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
}

.card-narrow {
    max-width: 440px;
    margin: 32px auto;
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

@media (max-width: 700px) {
    .grid-2 {
        grid-template-columns: 1fr;
    }
}

h1, h2, h3 {
    margin-top: 0;
    color: var(--text);
}

h1 {
    font-size: 1.5rem;
    margin-bottom: 16px;
}

h2 {
    font-size: 1.15rem;
    margin-bottom: 12px;
}

/* Pranešimai */
.alert {
    padding: 12px 16px;
    border-radius: 6px;
    margin-bottom: 16px;
    font-size: 0.95rem;
}

.alert-success {
    background-color: var(--success-bg);
    color: var(--success-text);
    border: 1px solid #86efac;
}

.alert-error {
    background-color: var(--error-bg);
    color: var(--error-text);
    border: 1px solid #fca5a5;
}

.alert ul {
    margin: 0;
    padding-left: 20px;
}

/* Formos */
.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 6px;
    font-size: 0.92rem;
}

.form-control {
    width: 100%;
    padding: 8px 10px;
    font-size: 0.95rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    background-color: #fff;
    color: var(--text);
}

.form-control:focus {
    outline: 2px solid var(--primary);
    border-color: var(--primary);
}

.filter-bar {
    display: flex;
    gap: 12px;
    align-items: flex-end;
    flex-wrap: wrap;
}

.filter-bar .form-group {
    margin-bottom: 0;
    min-width: 170px;
}

.inline-form {
    display: inline;
    margin: 0;
}

/* Mygtukai */
.btn {
    display: inline-block;
    padding: 8px 14px;
    font-size: 0.95rem;
    font-weight: 500;
    border-radius: 6px;
    border: 1px solid var(--border);
    background-color: #fff;
    color: var(--text);
    text-decoration: none;
    cursor: pointer;
}

.btn:hover {
    background-color: #f3f4f6;
}

.btn-primary,
.main-nav a.btn-primary {
    background-color: var(--primary);
    border-color: var(--primary);
    color: #fff;
}

.btn-primary:hover,
.main-nav a.btn-primary:hover {
    background-color: var(--primary-hover);
    color: #fff;
}

.btn-danger {
    background-color: var(--danger);
    border-color: var(--danger);
    color: #fff;
}

.btn-danger:hover {
    background-color: var(--danger-hover);
}

.btn-sm {
    padding: 5px 10px;
    font-size: 0.85rem;
}

.btn-link {
    background: none;
    border: none;
    color: var(--text-muted);
    padding: 4px 6px;
    cursor: pointer;
    font-size: 0.95rem;
}

.btn-link:hover {
    color: var(--danger);
    background: none;
}

/* Statistikos blokai */
.stat-number {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary);
    margin: 4px 0;
}

.text-muted {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Lentelės */
.table-wrap {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}

th, td {
    padding: 10px 12px;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

th {
    background-color: #f9fafb;
    font-weight: 600;
    color: var(--text-muted);
}

.text-right {
    text-align: right;
}

.badge {
    display: inline-block;
    padding: 2px 8px;
    font-size: 0.82rem;
    border-radius: 12px;
    background-color: #eff6ff;
    color: #1e40af;
    border: 1px solid #bfdbfe;
}

.actions-cell {
    white-space: nowrap;
    display: flex;
    gap: 6px;
    justify-content: flex-end;
}