:root{--bg:#fff;--baby:#89CFF0;--light:#d6effb;--deep:#1e7fc0;--ink:#0d4a73;--muted:#6aa6c9;
  --glow:0 0 6px rgba(137,207,240,.9),0 0 14px rgba(137,207,240,.5);
  --font:'Share Tech Mono',ui-monospace,'SF Mono',Menlo,monospace}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);font-size:18px;min-height:100%}
body{overscroll-behavior-y:none}
#rain{position:fixed;inset:0;width:100%;height:100%;z-index:0;pointer-events:none;opacity:.22}
main{position:relative;z-index:1;max-width:640px;margin:0 auto;
  padding:0 max(14px,env(safe-area-inset-right)) calc(40px + env(safe-area-inset-bottom)) max(14px,env(safe-area-inset-left))}
.top{position:sticky;top:0;z-index:5;padding:calc(10px + env(safe-area-inset-top)) 0 12px;
  background:linear-gradient(#fff 80%,rgba(255,255,255,0));}
.brand{font-size:13px;letter-spacing:.2em;color:var(--deep);text-shadow:var(--glow);margin:4px 2px 10px;text-transform:lowercase}
.brand .sys{float:right;color:var(--muted);text-shadow:none;letter-spacing:.08em}
#add{display:flex;align-items:center;gap:8px;border:1.5px solid var(--baby);border-radius:10px;background:rgba(255,255,255,.92);
  padding:4px 4px 4px 12px;box-shadow:0 0 0 3px rgba(137,207,240,.15),var(--glow)}
#add:focus-within{border-color:var(--deep)}
.prompt{color:var(--deep);text-shadow:var(--glow);font-size:20px}
#txt{flex:1;min-width:0;border:0;outline:0;background:transparent;font:inherit;font-size:18px;color:var(--ink);padding:12px 0;caret-color:var(--deep)}
#txt::placeholder{color:var(--muted);opacity:.85}
#add button{width:48px;height:48px;border:0;border-radius:8px;background:var(--light);color:var(--deep);font:inherit;font-size:26px;cursor:pointer}
#add button:active{background:var(--baby);color:#fff}
.list{list-style:none;margin:6px 0 0;padding:0}
.item{position:relative;overflow:hidden;border-radius:10px;margin:8px 0;touch-action:pan-y}
.item .del-bg{position:absolute;inset:0;background:linear-gradient(90deg,var(--light),var(--deep));color:#fff;display:flex;align-items:center;justify-content:flex-end;padding-right:20px;font-size:14px;letter-spacing:.15em;opacity:0;transition:opacity .15s}
.item.swiping .del-bg{opacity:1}
.item.swiping .row{background:#fff}
.row{position:relative;display:flex;align-items:center;gap:12px;min-height:58px;padding:8px 6px 8px 12px;background:rgba(255,255,255,.94);
  border:1px solid var(--light);border-radius:10px;transition:transform .2s ease,opacity .25s}
.chk{flex:none;width:30px;height:30px;border:1.5px solid var(--baby);border-radius:6px;background:#fff;display:grid;place-items:center;color:#fff;font-size:18px;cursor:pointer;padding:0}
.chk::after{content:"";}
.done .chk{background:var(--baby);border-color:var(--baby);box-shadow:var(--glow)}
.done .chk::after{content:"✓"}
.txt{flex:1;min-width:0;word-break:break-word;line-height:1.3;cursor:pointer;padding:8px 0}
.done .txt{color:var(--muted);text-decoration:line-through;text-decoration-color:var(--baby);text-decoration-thickness:2px}
.x{flex:none;width:44px;height:44px;border:0;background:transparent;color:var(--muted);font:inherit;font-size:20px;cursor:pointer;border-radius:8px}
.x:active{background:var(--light);color:var(--deep)}
.item.new .row{animation:boot .45s ease-out}
@keyframes boot{0%{opacity:0;transform:translateY(-6px);filter:blur(2px)}100%{opacity:1;transform:none;filter:none}}
.glitch .txt{animation:glitch .5s steps(2,end)}
@keyframes glitch{0%{text-shadow:2px 0 var(--baby),-2px 0 var(--deep);transform:translateX(0)}
 20%{transform:translateX(-2px);clip-path:inset(10% 0 55% 0)}40%{transform:translateX(2px);clip-path:inset(50% 0 10% 0)}
 60%{transform:translateX(-1px);clip-path:none;opacity:.6}100%{text-shadow:none;transform:none;opacity:1}}
.leaving .row{opacity:0;transform:translateX(-30px)}
.empty{color:var(--muted);text-align:center;margin:28px 0;font-size:14px}
.doneToggle{margin-top:22px;width:100%;min-height:48px;text-align:left;background:transparent;border:0;border-top:1px dashed var(--baby);
  color:var(--deep);font:inherit;font-size:14px;letter-spacing:.15em;padding:14px 4px;cursor:pointer;text-shadow:var(--glow)}
.doneToggle .car{display:inline-block;transition:transform .2s}
.doneToggle[aria-expanded=true] .car{transform:rotate(90deg)}
#doneCount{color:var(--muted);text-shadow:none}
.err{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(16px + env(safe-area-inset-bottom));z-index:10;background:#fff;border:1px solid var(--deep);color:var(--deep);padding:10px 14px;border-radius:8px;font-size:14px;box-shadow:var(--glow)}
@media (hover:hover){.row:hover{border-color:var(--baby)}}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}