:root{--white:#f8f8ff;--orange:#ff784f;--black:#343539;--lightgray:#e9ecef;--sky:#b1d0ff;--btn-bg:#343539;--btn-text:#f8f8ff;--canvas-bg:#fccdc5}body.dark{--white:#1b1c20;--black:#e8e8ee;--lightgray:#2a2c33;--btn-bg:#343539;--btn-text:#f8f8ff;--canvas-bg:#101114}*{box-sizing:border-box}body{background:var(--white);color:var(--black);min-height:100vh;margin:0;font-family:Poppins,sans-serif}#root{text-align:center;max-width:640px;margin:0 auto;padding:24px 16px}h1{color:var(--black);margin:8px 0 16px;font-weight:700}input{border:2px solid var(--black);background:var(--lightgray);width:100%;color:var(--black);border-radius:12px;margin-bottom:12px;padding:14px 16px;font-family:inherit;font-size:1rem}input:focus{border-color:var(--orange);outline:none}button{cursor:pointer;background:var(--btn-bg);color:var(--btn-text);border:none;border-radius:12px;margin:6px;padding:14px 28px;font-family:inherit;font-size:1.05rem;font-weight:600;transition:transform .1s,background .2s}button:hover{background:var(--orange);transform:translateY(-2px)}button:active{transform:translateY(0)}canvas{border-radius:12px;width:100%;max-width:600px;margin:16px 0;display:block}ul{text-align:left;padding:0;list-style:none}li{background:var(--lightgray);word-break:break-all;border-radius:14px;justify-content:space-between;align-items:center;gap:12px;margin-bottom:8px;padding:12px 16px;display:flex}.delete-btn{color:var(--black);cursor:pointer;opacity:.4;background:0 0;border:none;margin:0;padding:0 6px;font-size:1.3rem;line-height:1}.delete-btn:hover{opacity:1;color:var(--orange);background:0 0;transform:none}@keyframes arrive{0%{background:var(--orange);transform:scale(1.03)}to{background:var(--lightgray);transform:scale(1)}}li{animation:.8s ease-out arrive}li a{color:var(--orange);font-weight:600}p{color:var(--black);font-weight:600}.theme-btn{background:var(--lightgray);color:var(--black);z-index:10;border-radius:50%;justify-content:center;align-items:center;width:44px;height:44px;padding:0;font-size:1.3rem;line-height:1;display:flex;position:fixed;top:16px;right:16px;box-shadow:0 2px 8px #00000026}.theme-btn:hover{background:var(--orange);transform:translateY(-2px)}.theme-btn img{display:block}body.dark .theme-btn img{filter:invert()}.header{justify-content:center;align-items:center;gap:12px;margin-bottom:24px;display:flex}