* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Segoe UI", Arial, sans-serif;
    background: #f5f7fb;
    color: #1f2937;
}

.topbar {
    background: linear-gradient(135deg, #0f172a, #1d3557);
    color: white;
    padding: 18px 24px;
}

.topbar-inner {
    max-width: 1150px;
    margin: 0 auto;
}

.site-title {
    margin: 0;
    font-size: 28px;
}

.site-subtitle {
    margin: 6px 0 0;
    color: #dbeafe;
}

.nav {
    margin-top: 16px;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.nav a {
    color: white;
    text-decoration: none;
    padding: 10px 14px;
    border-radius: 10px;
    background: rgba(255,255,255,0.08);
    transition: 0.2s ease;
}

.nav a:hover,
.nav a.is-active {
    background: rgba(255,255,255,0.18);
}

.container {
    max-width: 1150px;
    margin: 28px auto;
    padding: 0 18px;
}

.page-header {
    background: white;
    border-radius: 18px;
    padding: 24px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.06);
    margin-bottom: 22px;
}

.page-header h1 {
    margin: 0 0 8px;
    color: #1d3557;
}

.page-header p {
    margin: 0;
    color: #64748b;
}

.filters {
    background: white;
    border-radius: 18px;
    padding: 20px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.06);
    margin-bottom: 22px;
}

.filters label {
    display: block;
    font-weight: 600;
    margin-bottom: 6px;
    color: #334155;
}

.filters input,
.filters select,
.filters textarea {
    width: 100%;
    padding: 11px 12px;
    border: 1px solid #cbd5e1;
    border-radius: 10px;
    font-size: 14px;
}

.filters button,
.reset-link {
    padding: 11px 16px;
    border-radius: 10px;
    border: none;
    text-decoration: none;
    font-weight: 700;
    cursor: pointer;
    display: inline-block;
    text-align: center;
}

.filters button {
    background: #1d3557;
    color: white;
}

.reset-link {
    background: #e2e8f0;
    color: #1f2937;
}

.card-list {
    display: grid;
    gap: 18px;
}

.public-card {
    background: white;
    border-radius: 18px;
    padding: 22px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.06);
}

.badge {
    display: inline-block;
    padding: 5px 11px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
    background: #e0e7ff;
    color: #3730a3;
}

.empty {
    background: white;
    border-radius: 18px;
    padding: 30px;
    text-align: center;
    color: #64748b;
    box-shadow: 0 8px 24px rgba(0,0,0,0.06);
}

.site-footer {
    margin-top: 32px;
    background: #0f172a;
    color: #cbd5e1;
    padding: 22px 18px;
}

.site-footer-inner {
    max-width: 1150px;
    margin: 0 auto;
}

.site-footer p {
    margin: 0;
}

@media (max-width: 900px) {
    .site-title {
        font-size: 22px;
    }
}