@property --th{syntax:'<number>';inherits:true;initial-value:265}
:root{--th:265;--r:18px;--ease:cubic-bezier(.2,.8,.2,1);
 --bg1:hsl(var(--th) 85% 95%);--bg2:hsl(calc(var(--th) + 50) 85% 92%);
 --surface:hsl(0 0% 100% / .72);--surface-solid:hsl(0 0% 100%);--text:hsl(var(--th) 25% 18%);--muted:hsl(var(--th) 12% 46%);
 --accent:hsl(var(--th) 70% 64%);--accent2:hsl(calc(var(--th) + 40) 75% 68%);--line:hsl(var(--th) 30% 85%);--shadow:0 8px 30px hsl(var(--th) 40% 40% / .12);
 --card-l:92%;--card-s:85%}
[data-mode=dark]{--bg1:hsl(var(--th) 30% 11%);--bg2:hsl(calc(var(--th) + 50) 30% 14%);--surface:hsl(var(--th) 20% 18% / .72);--surface-solid:hsl(var(--th) 20% 17%);
 --text:hsl(var(--th) 25% 92%);--muted:hsl(var(--th) 12% 66%);--line:hsl(var(--th) 15% 28%);--shadow:0 8px 30px #0006;--card-l:22%;--card-s:35%}
[data-theme=rainbow]{animation:hue 24s linear infinite}
@keyframes hue{to{--th:625}}
*{box-sizing:border-box;margin:0}
html,body{height:100%}
body{font-family:'Segoe UI',system-ui,-apple-system,Roboto,sans-serif;color:var(--text);background:linear-gradient(135deg,var(--bg1),var(--bg2));background-attachment:fixed;overflow:hidden;transition:color .4s}
button,input,textarea,select{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
.blobs{position:fixed;inset:0;z-index:0;overflow:hidden;pointer-events:none}
.blobs i{position:absolute;border-radius:50%;filter:blur(70px);opacity:.55;animation:float 18s ease-in-out infinite}
.blobs i:nth-child(1){width:380px;height:380px;background:var(--accent);left:-80px;top:-60px}
.blobs i:nth-child(2){width:320px;height:320px;background:var(--accent2);right:-60px;top:30%;animation-delay:-6s}
.blobs i:nth-child(3){width:280px;height:280px;background:hsl(calc(var(--th) + 120) 80% 75%);left:35%;bottom:-100px;animation-delay:-12s}
@keyframes float{50%{transform:translate(60px,-50px) scale(1.15)}}
.app{position:relative;display:grid;grid-template-columns:260px 1fr;height:100vh}
.glass{background:var(--surface);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border:1px solid var(--line)}
aside{margin:14px 0 14px 14px;border-radius:var(--r);padding:18px;display:flex;flex-direction:column;gap:14px;overflow:auto;animation:slideIn .6s var(--ease) both;box-shadow:var(--shadow)}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:20px}
.logo b{width:36px;height:36px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;animation:pulse 3s ease-in-out infinite}
@keyframes pulse{50%{transform:rotate(-8deg) scale(1.08)}}
.btn-new{padding:12px;border-radius:14px;color:#fff;font-weight:600;background:linear-gradient(135deg,var(--accent),var(--accent2));box-shadow:0 6px 18px hsl(var(--th) 70% 60% / .35);transition:transform .25s var(--ease),box-shadow .25s}
.btn-new:hover{transform:translateY(-2px) scale(1.02)}.btn-new:active{transform:scale(.97)}
.nav button,.tags button{display:flex;align-items:center;justify-content:space-between;width:100%;padding:9px 12px;border-radius:12px;text-align:left;color:var(--muted);transition:all .25s var(--ease)}
.nav button:hover,.tags button:hover{background:hsl(var(--th) 60% 70% / .18);color:var(--text);transform:translateX(4px)}
.nav button.on,.tags button.on{background:linear-gradient(135deg,hsl(var(--th) 70% 70% / .3),hsl(calc(var(--th) + 40) 70% 70% / .25));color:var(--text);font-weight:600}
.cnt{font-size:12px;background:hsl(var(--th) 50% 70% / .25);padding:1px 8px;border-radius:99px}
h4{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin:4px 4px 6px}
.themes{display:flex;flex-wrap:wrap;gap:8px;padding:2px 4px}
.sw{width:26px;height:26px;border-radius:50%;border:2px solid #fff;box-shadow:0 2px 8px #0003;transition:transform .25s var(--ease)}
.sw:hover{transform:scale(1.25) rotate(10deg)}.sw.on{outline:2px solid var(--text);outline-offset:2px}
.sw.rb{background:conic-gradient(#f9a8d4,#fde68a,#86efac,#7dd3fc,#c4b5fd,#f9a8d4)}
.mode{margin-top:auto;padding:10px;border-radius:12px;background:hsl(var(--th) 50% 70% / .2);transition:.25s}.mode:hover{transform:scale(1.03)}
main{display:flex;flex-direction:column;min-width:0;padding:14px;gap:14px}
.bar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;padding:10px;border-radius:var(--r);box-shadow:var(--shadow);animation:slideDown .6s var(--ease) both}
.search{flex:1;min-width:160px;display:flex;align-items:center;gap:8px;padding:0 12px;border-radius:12px;background:var(--surface-solid);border:1px solid var(--line);transition:box-shadow .25s,border-color .25s}
.search:focus-within{border-color:var(--accent);box-shadow:0 0 0 4px hsl(var(--th) 70% 65% / .22)}
.search input{flex:1;border:0;background:none;padding:10px 0;outline:0}
.ib,select{padding:9px 12px;border-radius:12px;background:var(--surface-solid);border:1px solid var(--line);transition:all .25s var(--ease)}
.ib:hover{transform:translateY(-2px);border-color:var(--accent)}.ib:active{transform:scale(.94)}
select{outline:0}
.list{flex:1;overflow:auto;padding:4px 6px 80px;display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px;align-content:start}
.list.rows{grid-template-columns:1fr}
.card{position:relative;padding:16px;border-radius:var(--r);cursor:pointer;background:hsl(var(--nh,var(--th)) var(--card-s) var(--card-l));border:1px solid hsl(var(--nh,var(--th)) 40% 70% / .35);box-shadow:var(--shadow);display:flex;flex-direction:column;gap:8px;animation:pop .5s var(--ease) both;transition:transform .3s var(--ease),box-shadow .3s}
.card.plain{background:var(--surface-solid)}
.card:hover{transform:translateY(-6px) rotate(-.4deg);box-shadow:0 16px 40px hsl(var(--th) 40% 40% / .22)}
.card h3{font-size:16px;padding-right:56px;word-break:break-word}
.card p{font-size:14px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:5;-webkit-box-orient:vertical;overflow:hidden;white-space:pre-wrap;word-break:break-word}
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chip{font-size:12px;padding:2px 9px;border-radius:99px;background:hsl(var(--th) 60% 65% / .22)}
.meta{font-size:12px;color:var(--muted);margin-top:auto}
.acts{position:absolute;right:8px;top:8px;display:flex;gap:2px;opacity:0;transform:translateY(-4px);transition:.25s var(--ease)}
.card:hover .acts,.card .pin.on{opacity:1;transform:none}
.acts button{width:28px;height:28px;border-radius:9px;background:#fff8;transition:transform .2s}
[data-mode=dark] .acts button{background:#0004}
.acts button:hover{transform:scale(1.2)}
.pin.on{animation:wiggle .6s}
@keyframes wiggle{25%{transform:rotate(-25deg) scale(1.3)}60%{transform:rotate(15deg)}}
.empty{grid-column:1/-1;text-align:center;color:var(--muted);padding:60px 0;animation:pop .6s var(--ease) both}
.empty span{font-size:56px;display:block;animation:float2 3s ease-in-out infinite}
@keyframes float2{50%{transform:translateY(-12px)}}
.fab{position:fixed;right:28px;bottom:28px;z-index:5;width:58px;height:58px;border-radius:50%;font-size:28px;color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent2));box-shadow:0 10px 26px hsl(var(--th) 70% 55% / .45);transition:transform .3s var(--ease);display:none}
.fab:hover{transform:rotate(90deg) scale(1.1)}
.modal{position:fixed;inset:0;z-index:20;display:none;place-items:center;background:hsl(var(--th) 30% 20% / .35);backdrop-filter:blur(6px);padding:14px}
.modal.open{display:grid;animation:fade .25s both}
.editor{width:min(760px,100%);max-height:94vh;display:flex;flex-direction:column;gap:12px;padding:20px;border-radius:24px;box-shadow:0 30px 80px #0004;background:hsl(var(--nh,var(--th)) var(--card-s) var(--card-l));border:1px solid var(--line);animation:pop .4s var(--ease) both;transition:background .4s}
.editor.plain{background:var(--surface-solid)}
.editor input.title{font-size:24px;font-weight:700;border:0;background:none;outline:0;width:100%}
.editor textarea{flex:1;min-height:260px;resize:none;border:0;outline:0;background:hsl(0 0% 100% / .35);border-radius:14px;padding:14px;line-height:1.6}
[data-mode=dark] .editor textarea{background:#0003}
.row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.row .grow{flex:1}
.tagin{flex:1;min-width:140px;padding:8px 12px;border-radius:12px;border:1px solid var(--line);background:hsl(0 0% 100% / .4);outline:0}
.dots{display:flex;gap:6px}
.dot{width:22px;height:22px;border-radius:50%;border:2px solid #fff;box-shadow:0 1px 5px #0003;transition:transform .25s var(--ease)}
.dot:hover{transform:scale(1.3)}.dot.on{outline:2px solid var(--text);outline-offset:2px}
.status{font-size:12px;color:var(--muted)}
.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,30px);opacity:0;z-index:40;padding:11px 20px;border-radius:99px;background:var(--text);color:var(--surface-solid);transition:.4s var(--ease);pointer-events:none}
.toast.show{opacity:1;transform:translate(-50%,0)}
@keyframes pop{from{opacity:0;transform:translateY(18px) scale(.94)}}
@keyframes fade{from{opacity:0}}
@keyframes slideIn{from{opacity:0;transform:translateX(-30px)}}
@keyframes slideDown{from{opacity:0;transform:translateY(-20px)}}
::-webkit-scrollbar{width:8px}::-webkit-scrollbar-thumb{background:hsl(var(--th) 40% 70% / .5);border-radius:9px}
.scrim{position:fixed;inset:0;z-index:25;background:hsl(var(--th) 30% 15% / .3);opacity:0;pointer-events:none;transition:opacity .35s var(--ease)}
body.side-hidden .app{grid-template-columns:1fr}
body.side-hidden aside{display:none}
@media(max-width:760px){
 .app{grid-template-columns:1fr}
 aside{position:fixed;left:0;top:0;bottom:0;z-index:30;width:min(300px,84vw);margin:0;border-radius:0 var(--r) var(--r) 0;background:var(--surface-solid);animation:none;transform:translateX(-105%);transition:transform .4s var(--ease)}
 body.side-hidden aside{display:flex}
 body.menu-open aside{transform:none}
 body.menu-open .scrim{opacity:1;pointer-events:auto}
 .fab{display:block}body{overflow:auto}
 .bar{flex-wrap:nowrap;gap:6px;padding:8px}
 .search{min-width:0}
 .search input{min-width:0;width:100%}
 .bar .ib,.bar select{padding:9px 10px}
 .bar select{max-width:96px}
}
.backup{display:flex;flex-direction:column;gap:6px}
.sbtn{width:100%;text-align:left;padding:9px 12px;border-radius:12px;color:var(--muted);background:hsl(var(--th) 50% 70% / .16);transition:all .25s var(--ease)}
.sbtn:hover{color:var(--text);transform:translateX(4px);background:hsl(var(--th) 60% 70% / .28)}

/* Lưới 2 cột / danh sách 1 cột trên điện thoại */
.list.rows .card p{-webkit-line-clamp:2}
@media(max-width:760px){
 .list{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;padding-left:2px;padding-right:2px}
 .list.rows{grid-template-columns:1fr}
 .card{padding:12px}
 .card h3{font-size:15px;padding-right:0}
 .list.rows .card h3{padding-right:56px}
 .acts{opacity:1;transform:none}
}

/* Chế độ tối giản: bớt màu, bớt hiệu ứng */
[data-calm=on]{--bg1:hsl(var(--th) 25% 96%);--bg2:hsl(var(--th) 25% 96%);--card-s:38%;--accent2:hsl(calc(var(--th) + 15) 60% 68%)}
[data-calm=on][data-mode=dark]{--bg1:hsl(var(--th) 12% 12%);--bg2:hsl(var(--th) 12% 12%);--card-s:22%}
[data-calm=on] body{background:var(--bg1)}
[data-calm=on] .blobs{display:none}
[data-calm=on] .logo b{animation:none}
[data-calm=on][data-theme=rainbow]{animation:none}
[data-calm=on] .card:hover{transform:translateY(-3px)}
[data-calm=on] .pcard:hover{transform:translateY(-2px)}
@media(prefers-reduced-motion:reduce){*{animation-duration:.01s!important;transition-duration:.01s!important}}