:root {
    --bg-1: #0f0c29;
    --bg-2: #302b63;
    --bg-3: #24243e;
    --glass: rgba(255,255,255,0.06);
    --glass-border: rgba(255,255,255,0.12);
    --text: #eef0f7;
    --text-dim: #a8a8c0;
    --primary: #7c5cff;
    --primary-2: #ff6bcb;
    --success: #2ecc71;
    --error: #ff5c5c;
    --radius: 16px;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: linear-gradient(135deg, var(--bg-1), var(--bg-2), var(--bg-3));
    background-size: 300% 300%;
    animation: gradientShift 18s ease infinite;
    color: var(--text);
    min-height: 100vh;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.page { max-width: 1300px; margin: 0 auto; padding: 28px 20px 60px; }

/* ===== Login ===== */
.login-body { display:flex; align-items:center; justify-content:center; }
.login-card {
    position: relative;
    width: 100%;
    max-width: 380px;
    padding: 40px 32px;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    backdrop-filter: blur(18px);
    box-shadow: 0 20px 60px rgba(0,0,0,0.4);
    animation: floatIn 0.6s ease;
    overflow: hidden;
}
.login-glow {
    position: absolute; top: -60px; right: -60px;
    width: 180px; height: 180px; border-radius: 50%;
    background: radial-gradient(circle, var(--primary), transparent 70%);
    opacity: 0.5; filter: blur(20px);
    animation: pulse 4s ease-in-out infinite;
}
@keyframes pulse { 0%,100%{transform:scale(1);} 50%{transform:scale(1.3);} }
@keyframes floatIn { from { opacity:0; transform:translateY(20px);} to {opacity:1; transform:translateY(0);} }
.login-card h1 { margin: 0 0 4px; font-size: 1.5rem; }
.subtitle { color: var(--text-dim); margin: 0 0 24px; font-size: 0.9rem; }

/* ===== Common form elements ===== */
label { display:block; margin: 14px 0 6px; font-size: 0.85rem; color: var(--text-dim); }
label small { font-weight: normal; opacity: 0.7; }
input[type=text], input[type=password], input[type=color], input[type=search], select, textarea {
    width: 100%;
    padding: 11px 14px;
    border-radius: 10px;
    border: 1px solid var(--glass-border);
    background: rgba(255,255,255,0.05);
    color: var(--text);
    font-size: 0.95rem;
    transition: all 0.2s ease;
    outline: none;
}
input:focus, select:focus, textarea:focus {
    border-color: var(--primary);
    background: rgba(255,255,255,0.09);
    box-shadow: 0 0 0 3px rgba(124,92,255,0.25);
}
textarea { resize: vertical; font-family: inherit; }

.btn {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 10px 18px;
    border-radius: 10px;
    border: none;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    transition: transform 0.15s ease, box-shadow 0.15s ease, opacity 0.15s ease;
}
.btn:active { transform: scale(0.96); }
.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-2));
    color: white;
    box-shadow: 0 4px 18px rgba(124,92,255,0.35);
}
.btn-primary:hover { box-shadow: 0 6px 24px rgba(124,92,255,0.5); transform: translateY(-1px); }
.btn-ghost { background: var(--glass); color: var(--text); border: 1px solid var(--glass-border); }
.btn-ghost:hover { background: rgba(255,255,255,0.12); }
.btn-full { width: 100%; justify-content: center; margin-top: 20px; }
.btn-sm { padding: 7px 12px; font-size: 0.8rem; }

.btn-icon, .btn-icon-sm {
    background: none; border: none; cursor: pointer; font-size: 1rem;
    color: var(--text-dim); padding: 4px 6px; border-radius: 6px;
    transition: background 0.15s ease, transform 0.15s ease;
}
.btn-icon:hover, .btn-icon-sm:hover { background: rgba(255,255,255,0.1); transform: scale(1.15); }

.alert { padding: 12px 16px; border-radius: 10px; margin-bottom: 16px; font-size: 0.9rem; animation: floatIn 0.4s ease; }
.alert-error { background: rgba(255,92,92,0.15); border: 1px solid rgba(255,92,92,0.4); color: #ffb3b3; }
.alert-success { background: rgba(46,204,113,0.15); border: 1px solid rgba(46,204,113,0.4); color: #9ef0c1; }

.card {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 24px;
    backdrop-filter: blur(14px);
    margin-bottom: 20px;
    animation: floatIn 0.5s ease;
}

/* ===== Topbar ===== */
.topbar { display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:12px; margin-bottom: 20px; }
.topbar h1 { margin: 0; font-size: 1.4rem; }
.topbar-actions { display:flex; gap: 10px; flex-wrap: wrap; }

/* ===== Filter bar ===== */
.filter-bar {
    display: flex; flex-wrap: wrap; gap: 10px; align-items: center;
    background: var(--glass); border: 1px solid var(--glass-border);
    border-radius: var(--radius); padding: 14px; margin-bottom: 16px;
    backdrop-filter: blur(14px);
}
.filter-bar input[type=text] { flex: 2; min-width: 200px; }
.filter-bar select { flex: 1; min-width: 140px; }
.fav-toggle { display:flex; align-items:center; gap:6px; font-size:0.85rem; color: var(--text-dim); margin: 0; white-space: nowrap; }

.stats-bar { display:flex; justify-content:space-between; color: var(--text-dim); font-size: 0.85rem; margin-bottom: 16px; }

.empty-state { text-align:center; padding: 60px 20px; color: var(--text-dim); }

/* ===== Link grid ===== */
.link-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 18px; }

.link-card {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-top: 3px solid var(--accent, var(--primary));
    border-radius: var(--radius);
    padding: 18px;
    backdrop-filter: blur(14px);
    display: flex; flex-direction: column; gap: 8px;
    animation: floatIn 0.4s ease;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.link-card:hover { transform: translateY(-4px); box-shadow: 0 12px 30px rgba(0,0,0,0.35); }

.link-card-top { display:flex; justify-content:space-between; align-items:flex-start; gap: 8px; }
.cat-badge { font-size: 0.72rem; padding: 4px 10px; border-radius: 999px; font-weight: 600; }
.star-btn { background:none; border:none; cursor:pointer; font-size: 1.2rem; transition: transform 0.15s ease; }
.star-btn:hover { transform: scale(1.3) rotate(10deg); }

.link-card h3 { margin: 4px 0 0; font-size: 1.05rem; }
.link-url { font-size: 0.82rem; color: #b9a6ff; text-decoration: none; word-break: break-all; }
.link-url:hover { text-decoration: underline; }
.link-url.text-only { color: var(--text-dim); }

.desc, .why { font-size: 0.85rem; color: var(--text-dim); margin: 2px 0; line-height: 1.4; }
.why strong { color: var(--text); }

.link-card-footer { display:flex; justify-content:space-between; align-items:center; margin-top: auto; padding-top: 10px; border-top: 1px solid var(--glass-border); }
.status-select { padding: 6px 8px; font-size: 0.78rem; border-radius: 8px; width: auto; }
.card-actions { display:flex; gap: 4px; }

/* ===== Category management ===== */
.category-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }
.cat-card-header { display:flex; align-items:center; gap: 8px; margin-bottom: 10px; }
.cat-card-header h3 { margin: 0; flex: 1; font-size: 1rem; }
.dot { width: 12px; height: 12px; border-radius: 50%; display:inline-block; }
.sub-list { list-style:none; padding:0; margin: 0 0 10px; display:flex; flex-direction:column; gap: 6px; }
.sub-list li { display:flex; justify-content:space-between; align-items:center; background: rgba(255,255,255,0.04); padding: 6px 10px; border-radius: 8px; font-size: 0.85rem; }

.inline-form { display:flex; gap: 10px; flex-wrap: wrap; align-items:center; }
.inline-form.small input { flex:1; }
.inline-form input[type=text] { flex: 1; min-width: 160px; }
.inline { display:inline; }

.form-card { max-width: 640px; margin: 0 auto; }
.form-row { display:flex; gap: 16px; }
.form-row > div { flex: 1; }
.checkbox-row { display:flex; align-items:flex-end; padding-bottom: 11px; }
.checkbox-row label { display:flex; align-items:center; gap: 8px; margin: 0; color: var(--text); font-size: 0.9rem; }
.form-actions { display:flex; justify-content:flex-end; gap: 10px; margin-top: 22px; }

@media (max-width: 640px) {
    .form-row { flex-direction: column; }
    .topbar { flex-direction: column; align-items: flex-start; }
    .filter-bar { flex-direction: column; align-items: stretch; }
}