:root{--bg: #0a0a0f;--bg-2: #101018;--surface: #15151f;--surface-2: #1b1b28;--border: #26263a;--border-soft: #20202f;--text: #f4f4f7;--muted: #9a9aae;--violet: #8b5cf6;--violet-2: #7c3aed;--gold: #f5c518;--gold-soft: rgba(245, 197, 24, .14);--danger: #ef4444;--radius: 14px;--shadow: 0 8px 30px rgba(0, 0, 0, .45);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:radial-gradient(1200px 800px at 80% -10%,rgba(124,58,237,.14),transparent 60%),var(--bg);color:var(--text)}.app{display:grid;grid-template-columns:264px 1fr;height:100vh;overflow:hidden}.sidebar{background:var(--bg-2);border-right:1px solid var(--border-soft);display:flex;flex-direction:column;padding:20px 14px;overflow-y:auto}.brand{display:flex;align-items:center;gap:10px;padding:4px 8px 22px}.brand-logo{height:34px;width:auto;display:block}.brand-name{font-weight:600;font-size:15px}.nav{display:flex;flex-direction:column;gap:3px;flex:1}.nav-item{display:flex;align-items:center;gap:10px;width:100%;background:transparent;border:none;color:var(--muted);padding:9px 10px;border-radius:10px;cursor:pointer;font-size:14px;text-align:left;transition:background .15s,color .15s}.nav-item:hover{background:var(--surface);color:var(--text)}.nav-item.active{background:linear-gradient(135deg,#8b5cf638,#8b5cf614);color:var(--text);box-shadow:inset 0 0 0 1px #8b5cf659}.nav-icon{width:20px;text-align:center}.nav-label{flex:1}.nav-count{font-size:12px;color:var(--muted);background:var(--surface-2);padding:1px 8px;border-radius:999px}.nav-heading{display:flex;align-items:center;justify-content:space-between;padding:18px 10px 6px;font-size:11px;text-transform:uppercase;letter-spacing:1px;color:var(--muted)}.nav-add{background:var(--surface);border:1px solid var(--border);color:var(--text);width:22px;height:22px;border-radius:7px;cursor:pointer;line-height:1;font-size:15px}.nav-add:hover{border-color:var(--violet);color:var(--violet)}.nav-cat-row{display:flex;align-items:center}.nav-cat-row .nav-item{flex:1}.cat-del{background:transparent;border:none;color:transparent;cursor:pointer;font-size:16px;padding:4px 6px;border-radius:6px}.nav-cat-row:hover .cat-del{color:var(--muted)}.cat-del:hover{color:var(--danger)!important;background:#ef44441a}.sidebar-footer{display:flex;gap:8px;padding-top:16px;border-top:1px solid var(--border-soft);margin-top:12px}.main{overflow-y:auto;padding:28px 34px}.topbar{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin-bottom:26px}.topbar h1{margin:0;font-size:26px;font-weight:700}.subtitle{margin:4px 0 0;color:var(--muted);font-size:13px}.topbar-actions{display:flex;align-items:center;gap:10px}.search{position:relative;display:flex;align-items:center}.search-icon{position:absolute;left:12px;font-size:13px;opacity:.6}.search input{background:var(--surface);border:1px solid var(--border);color:var(--text);padding:10px 14px 10px 34px;border-radius:10px;font-size:14px;width:220px;outline:none}.search input:focus{border-color:var(--violet)}.primary-btn{background:linear-gradient(135deg,var(--violet),var(--violet-2));color:#fff;border:none;padding:10px 16px;border-radius:10px;font-size:14px;font-weight:600;cursor:pointer;white-space:nowrap;transition:transform .1s,box-shadow .15s}.primary-btn:hover{box-shadow:0 6px 18px #7c3aed66;transform:translateY(-1px)}.ghost-btn{background:var(--surface);color:var(--text);border:1px solid var(--border);padding:9px 14px;border-radius:10px;font-size:13px;cursor:pointer;flex:1}.ghost-btn:hover{border-color:var(--violet)}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px}.card{background:var(--surface);border:1px solid var(--border-soft);border-radius:var(--radius);padding:16px 16px 14px;display:flex;flex-direction:column;gap:10px;transition:border-color .15s,transform .1s}.card:hover{border-color:var(--border);transform:translateY(-2px)}.card-head{display:flex;align-items:center;justify-content:space-between}.card-cat{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--muted)}.star{background:none;border:none;cursor:pointer;font-size:18px;color:var(--muted);line-height:1}.star.on{color:var(--gold)}.card-title{margin:0;font-size:16px;font-weight:650}.card-body{margin:0;color:#c9c9d6;font-size:13.5px;line-height:1.55;display:-webkit-box;-webkit-line-clamp:5;-webkit-box-orient:vertical;overflow:hidden;white-space:pre-wrap}.tags{display:flex;flex-wrap:wrap;gap:6px}.tag{font-size:11px;color:var(--gold);background:var(--gold-soft);padding:2px 9px;border-radius:999px}.card-actions{display:flex;gap:8px;margin-top:auto;padding-top:4px}.copy-btn{flex:1;background:var(--surface-2);border:1px solid var(--border);color:var(--text);padding:8px;border-radius:9px;cursor:pointer;font-size:13px;font-weight:500}.copy-btn:hover{border-color:var(--violet);color:var(--violet)}.icon-btn{background:var(--surface-2);border:1px solid var(--border);color:var(--muted);width:36px;border-radius:9px;cursor:pointer;font-size:14px}.icon-btn:hover{color:var(--text);border-color:var(--violet)}.icon-btn.danger:hover{color:var(--danger);border-color:var(--danger)}.empty{display:flex;flex-direction:column;align-items:center;gap:14px;padding:80px 20px;color:var(--muted)}.empty-emoji{font-size:48px}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;padding:20px;z-index:50}.modal{background:var(--surface);border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow);width:100%;max-width:520px;padding:24px;max-height:90vh;overflow-y:auto}.modal h2{margin:0 0 18px;font-size:20px}.field{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}.field>span{font-size:13px;color:var(--muted)}.field input,.field select,.field textarea{background:var(--bg-2);border:1px solid var(--border);color:var(--text);padding:10px 12px;border-radius:10px;font-size:14px;outline:none;font-family:inherit;resize:vertical}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--violet)}.emoji-grid{display:grid;grid-template-columns:repeat(8,1fr);gap:6px}.emoji-choice{background:var(--bg-2);border:1px solid var(--border);border-radius:9px;padding:8px 0;cursor:pointer;font-size:18px}.emoji-choice.on{border-color:var(--violet);background:#8b5cf626}.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:8px}.modal-actions .ghost-btn{flex:0 0 auto}::-webkit-scrollbar{width:10px}::-webkit-scrollbar-thumb{background:var(--border);border-radius:10px}::-webkit-scrollbar-track{background:transparent}