:root {
    --bg: #f4f6fb;
    --card: #fff;
    --text: #1d2433;
    --muted: #6b7385;
    --border: #e2e6ef;
    --primary: #3b5bdb;
    --primary-text: #fff;
    --danger: #d6336c;
    --star: #f59f00;
}
@media (prefers-color-scheme: dark) {
    :root {
        --bg: #12151c;
        --card: #1b1f29;
        --text: #e6e9f0;
        --muted: #949bab;
        --border: #2c3240;
        --primary: #5c7cfa;
    }
}
* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: var(--bg); color: var(--text); }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 1.5rem; margin: 0 0 .5rem; }
h2 { font-size: 1.15rem; margin: 1.5rem 0 .75rem; }
h3 { font-size: 1rem; margin: 0 0 .75rem; }

.container { max-width: 1000px; margin: 0 auto; padding: 0 16px; }
.narrow { max-width: 480px; margin: 2rem auto; }
.topbar { background: var(--card); border-bottom: 1px solid var(--border); margin-bottom: 1.25rem; }
.topbar-inner { display: flex; align-items: center; justify-content: space-between; height: 56px; gap: 12px; }
.topbar nav { display: flex; align-items: center; gap: 14px; }
.brand { font-weight: 700; font-size: 1.1rem; color: var(--text); display: inline-flex; align-items: center; gap: 10px; }
.brand:hover { text-decoration: none; }
.brand-logo { width: 32px; height: 32px; }
.auth-logo { display: block; width: 72px; height: 72px; margin: 0 auto 12px; }

.card { background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: 16px; margin-bottom: 12px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 12px; }
.grid .card { margin: 0; }
.empty { text-align: center; padding: 32px; }

form label { display: block; margin-bottom: 12px; font-weight: 500; }
input, select, textarea {
    width: 100%; padding: 9px 11px; margin-top: 4px; font: inherit; color: var(--text);
    background: var(--bg); border: 1px solid var(--border); border-radius: 7px;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--primary); outline-offset: -1px; }
.check { display: flex; align-items: center; gap: 6px; font-weight: 400; white-space: nowrap; }
.check input { width: auto; margin: 0; }

.btn {
    display: inline-block; padding: 8px 14px; border-radius: 7px; border: 1px solid var(--border);
    background: var(--card); color: var(--text); font: inherit; cursor: pointer; white-space: nowrap;
}
.btn:hover { text-decoration: none; border-color: var(--primary); }
.btn-primary { background: var(--primary); border-color: var(--primary); color: var(--primary-text); }
.btn-danger { color: var(--danger); }
.btn-sm { padding: 4px 10px; font-size: .85rem; }

.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.row input { flex: 1; min-width: 0; }
.row form { margin: 0; }
.nowrap { flex-wrap: nowrap; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }
.ellipsis { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.flash { background: #d3f9d8; color: #2b8a3e; padding: 10px 14px; border-radius: 8px; margin-bottom: 12px; }
.error { background: #ffe3e3; color: #c92a2a; padding: 10px 14px; border-radius: 8px; margin-bottom: 12px; }

.filters { display: flex; gap: 8px; margin-bottom: 16px; flex-wrap: wrap; align-items: center; }
.filters input[type=search] { flex: 1 1 240px; margin: 0; }
.filters select { width: auto; margin: 0; }

.site-head { display: flex; gap: 10px; align-items: center; margin-bottom: 8px; }
.site-head form { margin-left: auto; }
.site-title { display: flex; flex-direction: column; min-width: 0; flex: 1; }
.site-title h1 { margin: 0; }
.favicon { width: 28px; height: 28px; border-radius: 6px; flex-shrink: 0; }
.favicon.lg { width: 44px; height: 44px; }
.icon-wrap { display: contents; }
.favicon { object-fit: contain; }
.avatar {
    width: 28px; height: 28px; border-radius: 6px; flex-shrink: 0;
    display: inline-flex; align-items: center; justify-content: center;
    background: hsl(var(--hue), 55%, 48%); color: #fff; font-weight: 700; font-size: 15px;
}
.avatar.lg { width: 44px; height: 44px; font-size: 22px; border-radius: 8px; }
.star { background: none; border: none; font-size: 1.4rem; color: var(--border); cursor: pointer; padding: 0; }
.star.on { color: var(--star); }
.tag { display: inline-block; background: var(--bg); border: 1px solid var(--border); border-radius: 99px; padding: 1px 10px; font-size: .8rem; margin-bottom: 6px; }
.notes { margin: 6px 0; color: var(--muted); }

.links { list-style: none; padding: 0; margin: 0; }
.link-row { display: flex; gap: 12px; align-items: center; justify-content: space-between; }
.link-main { min-width: 0; flex: 1; }
.link-form { display: flex; flex-direction: column; gap: 8px; }
.link-form input { margin: 0; }

@media (max-width: 600px) {
    .hide-sm { display: none; }
    .link-row { flex-direction: column; align-items: stretch; }
}