/* Aurora: szkło, Cherenkov Blue */
:root {
  --bg: #040c14; --page: radial-gradient(900px 600px at 10% -10%, #0b5f8a 0%, transparent 60%), radial-gradient(800px 600px at 110% 25%, #0a4a66 0%, transparent 55%), radial-gradient(700px 500px at 40% 115%, #08344d 0%, transparent 60%), #040c14;
  --surface: #ffffff0d; --surface-2: #ffffff17; --border: #ffffff1c;
  --text: #eaf7ff; --muted: #8fb0c4; --accent: #19b9f5; --accent-glow: #6fd6ff; --spark: #ffffff; --danger: #fb7185;
  --radius: 16px; --shadow: 0 10px 40px #0008; --blur: blur(14px);
}
* { box-sizing: border-box; }
html { background: var(--bg); }
body { margin: 0 auto; max-width: 900px; min-height: 100vh; padding: 16px 16px calc(96px + env(safe-area-inset-bottom)); color: var(--text); font: 15px/1.4 "Segoe UI", system-ui, -apple-system, Roboto, sans-serif; -webkit-tap-highlight-color: transparent; }
html { background: var(--page); background-attachment: fixed; }
header { display: flex; align-items: center; gap: 12px; padding: 12px 4px 16px; }
h1 { margin: 0; font-size: 26px; font-weight: 600; color: var(--accent); }
#count { padding: 3px 10px; border: 1px solid var(--border); border-radius: 99px; color: var(--muted); font-size: 13px; line-height: 1.4; }
h2 { margin: 26px 4px 10px; font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
ul { list-style: none; margin: 0; padding: 0; }
li { position: relative; overflow: hidden; display: flex; align-items: center; gap: 14px; margin-bottom: 6px; padding: 14px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); backdrop-filter: var(--blur); cursor: pointer; user-select: none; -webkit-user-select: none; -webkit-touch-callout: none; transition: border-color .15s, background .15s; }
li:hover { border-color: var(--accent); }
li.pressing { border-color: var(--danger); }
.check { flex: none; position: relative; width: 22px; height: 22px; border: 2px solid var(--muted); border-radius: 50%; display: grid; place-items: center; }
.done .check, .completing .check { background: var(--accent); border-color: var(--accent); }
.done .check::after, .completing .check::after { content: ""; width: 6px; height: 11px; border: solid var(--bg); border-width: 0 2.5px 2.5px 0; transform: translateY(-1px) rotate(45deg); }
.t { flex: 1; word-break: break-word; background: linear-gradient(var(--accent), var(--accent)) no-repeat 0 55% / 0 2px; transition: background-size .35s ease-out, color .35s; }
.done { opacity: .6; }
.done .t { color: var(--muted); text-decoration: line-through; }
#doneList li { padding-block: 11px; }

/* Efekt wykonania */
.completing .check { animation: pop .45s cubic-bezier(.3, 1.8, .5, 1); box-shadow: 0 0 0 0 var(--accent-glow); }
.completing .check::before { content: ""; position: absolute; inset: -2px; border-radius: 50%; border: 2px solid var(--accent-glow); animation: ring .6s ease-out forwards; }
.completing .t { background-size: 100% 2px; color: var(--muted); }
.completing::after { content: ""; position: absolute; inset: 0; background: linear-gradient(100deg, transparent 30%, color-mix(in srgb, var(--accent-glow) 28%, transparent) 50%, transparent 70%); animation: sweep .6s ease-out forwards; pointer-events: none; }
li.collapse { height: 0 !important; margin: 0; padding-block: 0; border-width: 0; opacity: 0; transform: translateX(40px) scale(.96); transition: all .32s cubic-bezier(.6, 0, .4, 1); }
li.enter { animation: enter .4s ease-out; }
.spark { position: fixed; z-index: 9; width: 6px; height: 6px; margin: -3px; border-radius: 50%; pointer-events: none; animation: fly .65s cubic-bezier(.2, .7, .3, 1) forwards; }
@keyframes pop { 0% { transform: scale(.6); } 100% { transform: scale(1); } }
@keyframes ring { to { transform: scale(2.4); opacity: 0; } }
@keyframes sweep { from { transform: translateX(-100%); } to { transform: translateX(100%); } }
@keyframes enter { from { opacity: 0; transform: translateY(-8px); } }
@keyframes fly { to { transform: translate(var(--dx), var(--dy)) scale(.2); opacity: 0; } }
@media (prefers-reduced-motion: reduce) { *, ::before, ::after { animation-duration: 1ms !important; transition-duration: 1ms !important; } }

#empty { color: var(--muted); text-align: center; margin: 28px 0 8px; }
#add { position: fixed; left: 50%; transform: translateX(-50%); bottom: calc(16px + env(safe-area-inset-bottom)); width: min(868px, calc(100% - 32px)); display: flex; align-items: center; gap: 10px; padding: 6px 8px 6px 16px; background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); backdrop-filter: var(--blur); }
#add:focus-within { border-color: var(--accent); }
.plus { color: var(--accent); font-size: 24px; line-height: 1; }
#text { flex: 1; min-width: 0; background: none; border: 0; outline: 0; color: var(--text); font: inherit; font-size: 16px; padding: 10px 0; }
#text::placeholder { color: var(--accent); }
#mic { flex: none; width: 42px; height: 42px; border: 0; border-radius: 50%; background: none; color: var(--muted); cursor: pointer; display: grid; place-items: center; }
#mic.on { color: var(--bg); background: var(--accent); box-shadow: 0 0 16px var(--accent-glow); }
body.locked > :not(#login) { display: none !important; }
#login { min-height: 80vh; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px; }
#login[hidden] { display: none; }
#login img { border-radius: 22px; box-shadow: 0 0 40px color-mix(in srgb, var(--accent) 35%, transparent); }
#login h1 { margin-bottom: 10px; }
#login input, #login button { width: min(320px, 100%); padding: 13px 16px; border-radius: var(--radius); font: inherit; font-size: 16px; }
#login input { background: var(--surface-2); border: 1px solid var(--border); color: var(--text); outline: 0; backdrop-filter: var(--blur); }
#login input:focus { border-color: var(--accent); }
#login button { border: 0; background: var(--accent); color: var(--bg); font-weight: 600; cursor: pointer; box-shadow: 0 0 20px color-mix(in srgb, var(--accent) 40%, transparent); }
#login button:disabled { opacity: .6; }
#loginError { margin: 0; min-height: 1.4em; color: var(--danger); }
header { position: relative; }
#menuBtn { margin-left: auto; width: 40px; height: 40px; border: 1px solid transparent; border-radius: var(--radius); background: none; color: var(--muted); font-size: 22px; line-height: 1; cursor: pointer; }
#menuBtn:hover { border-color: var(--border); color: var(--text); }
#menu { position: absolute; z-index: 5; right: 4px; top: 58px; min-width: 200px; padding: 6px; display: grid; background: #0b1a26f2; border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); backdrop-filter: var(--blur); }
#menu[hidden] { display: none; }
#menu button { padding: 11px 12px; border: 0; border-radius: 8px; background: none; color: var(--text); font: inherit; text-align: left; cursor: pointer; }
#menu button:hover { background: var(--surface-2); }
#menu button:disabled { color: var(--muted); cursor: default; background: none; }
#logout { color: var(--danger) !important; }
#toast { position: fixed; z-index: 6; left: 50%; bottom: calc(86px + env(safe-area-inset-bottom)); transform: translateX(-50%); display: flex; align-items: center; gap: 14px; background: #0b1a26f2; border: 1px solid var(--border); color: var(--text); padding: 8px 8px 8px 16px; border-radius: var(--radius); box-shadow: var(--shadow); white-space: nowrap; opacity: 0; pointer-events: none; transition: opacity .2s; }
#toast.show { opacity: 1; pointer-events: auto; }
#toastBtn { padding: 6px 12px; border: 0; border-radius: 8px; background: var(--accent); color: var(--bg); font: inherit; font-weight: 600; cursor: pointer; }
#toastBtn[hidden] { display: none; }
#sheet { width: min(520px, calc(100% - 32px)); margin: auto auto calc(16px + env(safe-area-inset-bottom)); padding: 14px; background: #0b1a26f5; color: var(--text); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); }
#sheet[open] { animation: enter .25s ease-out; }
#sheet::backdrop { background: #000a; backdrop-filter: blur(3px); }
#editText { width: 100%; padding: 12px 14px; background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--radius); color: var(--text); font: inherit; font-size: 16px; outline: 0; }
#editText:focus { border-color: var(--accent); }
#sheet .row { display: flex; gap: 8px; margin-top: 12px; }
#sheet button { flex: 1; padding: 11px; border: 1px solid var(--border); border-radius: var(--radius); background: none; color: var(--text); font: inherit; cursor: pointer; }
#sheet .del { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 40%, transparent); }
#sheet .save { background: var(--accent); border-color: var(--accent); color: var(--bg); font-weight: 600; }