:root {
  --accent: #4CC2FF;
  --accent-deep: #0067C0;

  --glass-bg: rgba(255,255,255,0.55);
  --glass-soft: rgba(255,255,255,0.42);
  --glass-border: rgba(255,255,255,0.55);
  --glass-shadow: 0 20px 60px rgba(20,30,60,0.22);
  --text: #1b1e24;
  --text-dim: #5b616e;
  --row-hover: rgba(255,255,255,0.55);
  --track: rgba(160,170,190,0.35);
}

:root[data-theme="dark"] {
  --glass-bg: rgba(30,32,38,0.55);
  --glass-soft: rgba(48,50,58,0.45);
  --glass-border: rgba(255,255,255,0.14);
  --glass-shadow: 0 20px 60px rgba(0,0,0,0.5);
  --text: #f1f3f8;
  --text-dim: #a4abba;
  --row-hover: rgba(255,255,255,0.08);
  --track: rgba(255,255,255,0.14);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  height: 100%;
  font-family: 'Inter Tight', system-ui, sans-serif;
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  overflow-x: hidden;
  background: #0b1230;
  transition: background 0.5s;
}
:root[data-theme="light"] body { background: #7aa0ff; }

/* ---- animated wallpaper ---- */
#bg-layer {
  position: fixed; inset: 0; z-index: -1; overflow: hidden;
  background:
    radial-gradient(circle at 20% 20%, #5b8cff 0%, transparent 55%),
    radial-gradient(circle at 80% 30%, #b06bff 0%, transparent 55%),
    radial-gradient(circle at 60% 85%, #2ad0c8 0%, transparent 55%),
    linear-gradient(135deg, #1b2a6b, #3b1f70 60%, #0f6b6b);
}
:root[data-theme="dark"] #bg-layer {
  background:
    radial-gradient(circle at 20% 20%, #2a3d8a 0%, transparent 55%),
    radial-gradient(circle at 80% 30%, #4a2b7a 0%, transparent 55%),
    radial-gradient(circle at 60% 85%, #124f4c 0%, transparent 55%),
    linear-gradient(135deg, #070c22, #160c30 60%, #062725);
}
.blob {
  position: absolute; border-radius: 50%;
  filter: blur(70px); opacity: 0.55;
  animation: drift 22s ease-in-out infinite alternate;
}
.blob-1 { width: 420px; height: 420px; background: #6d8cff; top: -80px; left: -60px; }
.blob-2 { width: 380px; height: 380px; background: #c77dff; bottom: -100px; right: -40px; animation-delay: -6s; }
.blob-3 { width: 300px; height: 300px; background: #4de0c8; top: 40%; left: 55%; animation-delay: -12s; }
.blob-4 { width: 260px; height: 260px; background: #ff9dc7; bottom: 20%; left: 10%; animation-delay: -3s; }

@keyframes drift {
  0%   { transform: translate(0,0) scale(1); }
  50%  { transform: translate(60px,-40px) scale(1.15); }
  100% { transform: translate(-40px,50px) scale(0.95); }
}

/* ---- layout ---- */
.app-wrap {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  padding: 32px 18px;
}

/* ---- glass panels (acrylic) ---- */
.glass-panel {
  background: var(--glass-bg);
  backdrop-filter: blur(34px) saturate(160%);
  -webkit-backdrop-filter: blur(34px) saturate(160%);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
}
.glass-soft {
  background: var(--glass-soft);
  backdrop-filter: blur(18px) saturate(150%);
  -webkit-backdrop-filter: blur(18px) saturate(150%);
  border: 1px solid var(--glass-border);
}

.win-window {
  width: 100%; max-width: 620px;
  border-radius: 16px;
  overflow: hidden;
  animation: winIn 0.5s cubic-bezier(.2,.9,.25,1) both;
}
@keyframes winIn {
  from { opacity: 0; transform: translateY(18px) scale(0.98); }
  to   { opacity: 1; transform: none; }
}

/* ---- title bar ---- */
.title-bar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 9px 12px 9px 14px;
  border-bottom: 1px solid var(--glass-border);
}
.tb-left { display: flex; align-items: center; gap: 8px; }
.tb-icon {
  width: 22px; height: 22px; border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}
.tb-title { font-size: 12.5px; font-weight: 500; letter-spacing: 0.2px; color: var(--text); }
.tb-controls { display: flex; align-items: center; gap: 10px; }
.tb-btn {
  background: transparent; border: none; cursor: pointer;
  color: var(--text-dim); padding: 3px; border-radius: 6px;
  display: flex; transition: all 0.18s;
}
.tb-btn:hover { color: var(--text); background: var(--row-hover); transform: rotate(35deg); }
.tb-dot { width: 12px; height: 12px; border-radius: 50%; display: inline-block; }
.tb-dot.min { background: #f7c945; }
.tb-dot.max { background: #56c95a; }
.tb-dot.close { background: # f76b6b; background: #f76b6b; }

/* ---- header ---- */
.app-header {
  display: flex; align-items: flex-end; justify-content: space-between;
  padding: 20px 22px 8px; gap: 16px;
}
.greeting { font-size: 24px; font-weight: 300; letter-spacing: -0.5px; color: var(--text); }
.date-label { font-size: 12.5px; color: var(--text-dim); margin-top: 2px; }
.progress-block { min-width: 150px; text-align: right; }
.progress-text { font-size: 12.5px; margin-bottom: 6px; }
.prog-count { font-weight: 600; color: var(--text); }
.prog-sub { color: var(--text-dim); }
.progress-track {
  height: 5px; border-radius: 3px; background: var(--track); overflow: hidden;
}
.progress-fill { height: 100%; border-radius: 3px; transition: width 0.45s cubic-bezier(.3,.9,.3,1); }

/* ---- add area ---- */
.add-area { padding: 12px 22px 4px; }
.add-input-wrap {
  display: flex; align-items: center; gap: 8px;
  border-radius: 11px; padding: 5px 5px 5px 14px;
  transition: box-shadow 0.2s, border-color 0.2s;
}
.add-input-wrap:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 30%, transparent);
}
.add-input {
  flex: 1; background: transparent; border: none; outline: none;
  font-family: inherit; font-size: 15px; color: var(--text); padding: 8px 0;
}
.add-input::placeholder { color: var(--text-dim); }
.add-btn {
  width: 36px; height: 36px; border: none; border-radius: 9px;
  color: #fff; font-size: 22px; font-weight: 300; line-height: 1;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  box-shadow: 0 3px 10px rgba(0,0,0,0.25); transition: transform 0.15s, filter 0.15s;
}
.add-btn:hover { transform: translateY(-1px); filter: brightness(1.08); }
.add-btn:active { transform: scale(0.94); }

.add-meta {
  display: flex; align-items: center; justify-content: space-between;
  gap: 10px; margin-top: 10px; flex-wrap: wrap;
}
.mini-pri { display: flex; gap: 4px; }
.mini-pri-btn {
  display: flex; align-items: center; gap: 5px;
  background: transparent; border: 1px solid transparent; cursor: pointer;
  font-family: inherit; font-size: 11.5px; color: var(--text-dim);
  padding: 4px 9px; border-radius: 20px; transition: all 0.15s;
}
.mini-pri-btn:hover { background: var(--row-hover); }
.mini-pri-btn.active {
  color: var(--text); font-weight: 500;
  border-color: var(--glass-border); background: var(--row-hover);
}
.mini-dot { width: 8px; height: 8px; border-radius: 50%; }
.date-input {
  font-family: inherit; font-size: 12px; color: var(--text);
  border-radius: 8px; padding: 5px 9px; outline: none;
  color-scheme: light;
}
:root[data-theme="dark"] .date-input { color-scheme: dark; }

/* ---- filter bar ---- */
.filter-bar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 22px 6px; gap: 12px; flex-wrap: wrap;
}
.seg-toggle {
  display: inline-flex; gap: 2px; padding: 3px;
  border-radius: 10px; background: var(--track);
}
.seg {
  border: none; background: transparent; cursor: pointer;
  font-family: inherit; font-size: 12.5px; color: var(--text-dim);
  padding: 6px 14px; border-radius: 8px; transition: all 0.18s;
}
.seg:hover { color: var(--text); }
.seg.active {
  background: var(--glass-bg); color: var(--text); font-weight: 500;
  box-shadow: 0 2px 6px rgba(0,0,0,0.14);
}
.filter-right { display: flex; align-items: center; gap: 12px; }
.remaining { font-size: 12px; color: var(--text-dim); }
.clear-btn {
  border: none; background: transparent; cursor: pointer;
  font-family: inherit; font-size: 12px; color: var(--accent-deep);
  padding: 5px 10px; border-radius: 7px; transition: background 0.15s;
}
:root[data-theme="dark"] .clear-btn { color: var(--accent); }
.clear-btn:hover { background: var(--row-hover); }

/* ---- task list ---- */
.task-list {
  padding: 8px 16px 6px; max-height: 46vh; overflow-y: auto;
  display: flex; flex-direction: column; gap: 6px;
}
.task-list::-webkit-scrollbar { width: 8px; }
.task-list::-webkit-scrollbar-thumb { background: var(--track); border-radius: 8px; }

.glass-row {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px; border-radius: 11px;
  background: transparent; border: 1px solid transparent;
  transition: background 0.18s, border-color 0.18s, transform 0.15s, opacity 0.3s;
  animation: rowIn 0.3s ease both;
}
@keyframes rowIn {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: none; }
}
.glass-row:hover {
  background: var(--row-hover);
  border-color: var(--glass-border);
}
.glass-row.dragging { opacity: 0.4; }
.glass-row.is-done .task-text { text-decoration: line-through; color: var(--text-dim); }

.drag-handle {
  cursor: grab; color: var(--text-dim); font-size: 13px;
  opacity: 0; transition: opacity 0.18s; user-select: none;
}
.glass-row:hover .drag-handle { opacity: 0.6; }

.fluent-check {
  flex-shrink: 0; width: 21px; height: 21px; border-radius: 50%;
  border: 2px solid var(--text-dim); background: transparent;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: all 0.18s; padding: 0;
}
.fluent-check:hover { border-color: var(--accent); }
.fluent-check.checked { animation: pop 0.28s ease; }
@keyframes pop { 0%{transform:scale(1)} 40%{transform:scale(1.25)} 100%{transform:scale(1)} }

.pri-dot {
  width: 9px; height: 9px; border-radius: 50%; flex-shrink: 0; cursor: pointer;
  box-shadow: 0 0 0 3px transparent; transition: box-shadow 0.15s;
}
.pri-dot:hover { box-shadow: 0 0 0 4px var(--row-hover); }

.task-text {
  flex: 1; font-size: 14.5px; color: var(--text);
  cursor: default; word-break: break-word; line-height: 1.35;
}
.edit-input {
  flex: 1; font-family: inherit; font-size: 14.5px; color: var(--text);
  background: var(--row-hover); border: 1px solid var(--accent);
  border-radius: 7px; padding: 5px 8px; outline: none;
}
.due-chip {
  font-size: 10.5px; color: var(--text-dim);
  background: var(--track); padding: 3px 8px; border-radius: 20px;
  white-space: nowrap; flex-shrink: 0;
}

.row-actions { display: flex; gap: 2px; opacity: 0; transition: opacity 0.18s; }
.glass-row:hover .row-actions { opacity: 1; }
.icon-btn {
  border: none; background: transparent; cursor: pointer;
  color: var(--text-dim); padding: 5px; border-radius: 7px;
  display: flex; transition: all 0.15s;
}
.icon-btn:hover { color: var(--text); background: var(--row-hover); }
.icon-btn.danger:hover { color: #f76b6b; }

/* ---- empty state ---- */
.empty-state {
  border-radius: 12px; padding: 40px 20px; text-align: center;
  margin: 6px; border-style: dashed;
}
.empty-emoji { font-size: 34px; color: var(--accent); margin-bottom: 8px; animation: floaty 3s ease-in-out infinite; }
@keyframes floaty { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-6px)} }
.empty-title { font-size: 18px; font-weight: 500; color: var(--text); }
.empty-sub { font-size: 13px; color: var(--text-dim); margin-top: 4px; }

/* ---- footer ---- */
.app-footer {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 22px 16px; font-size: 11px; color: var(--text-dim);
  border-top: 1px solid var(--glass-border); margin-top: 6px; gap: 12px; flex-wrap: wrap;
}
.app-footer a { color: var(--accent-deep); text-decoration: none; font-weight: 500; }
:root[data-theme="dark"] .app-footer a { color: var(--accent); }
.app-footer a:hover { text-decoration: underline; }

/* ---- settings flyout ---- */
.flyout-backdrop {
  position: fixed; inset: 0; z-index: 50;
  display: flex; align-items: flex-start; justify-content: flex-end;
  padding: 24px; animation: fadeIn 0.2s ease;
}
@keyframes fadeIn { from{opacity:0} to{opacity:1} }
.flyout {
  width: 300px; max-width: 90vw; border-radius: 14px; padding: 20px;
  animation: flyIn 0.3s cubic-bezier(.2,.9,.25,1) both;
}
@keyframes flyIn { from{opacity:0; transform:translateX(20px) scale(0.96)} to{opacity:1; transform:none} }
.flyout-title { font-size: 16px; font-weight: 600; color: var(--text); margin-bottom: 16px; }
.setting-block { margin-bottom: 18px; }
.setting-label {
  display: block; font-size: 11px; text-transform: uppercase; letter-spacing: 0.6px;
  color: var(--text-dim); margin-bottom: 8px;
}
.swatch-row { display: flex; gap: 8px; }
.swatch {
  width: 30px; height: 30px; border-radius: 50%; cursor: pointer;
  border: 2px solid transparent; transition: transform 0.15s, box-shadow 0.15s;
}
.swatch:hover { transform: scale(1.1); }
.swatch.active { box-shadow: 0 0 0 2px var(--glass-bg), 0 0 0 4px var(--text); }
.toggle-pill { border: 1px solid var(--glass-border); background: var(--track); }
.close-flyout {
  width: 100%; margin-top: 4px; border: none; cursor: pointer;
  font-family: inherit; font-size: 13px; font-weight: 500; color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent-deep));
  padding: 9px; border-radius: 9px; transition: filter 0.15s;
}
.close-flyout:hover { filter: brightness(1.08); }

/* ---- cheer toast ---- */
.cheer-toast {
  position: fixed; top: 24px; left: 50%; transform: translateX(-50%);
  z-index: 60; border-radius: 30px; padding: 10px 20px;
  display: flex; align-items: center; gap: 8px;
  font-size: 14px; font-weight: 500; color: var(--text);
  box-shadow: 0 12px 40px rgba(0,0,0,0.3);
  animation: cheerPop 0.4s cubic-bezier(.2,1.3,.4,1) both;
}
@keyframes cheerPop {
  from { opacity: 0; transform: translateX(-50%) translateY(-14px) scale(0.9); }
  to   { opacity: 1; transform: translateX(-50%) translateY(0) scale(1); }
}
.cheer-spark { color: var(--accent); animation: spin 0.8s ease; display: inline-block; }
@keyframes spin { from{transform:rotate(0) scale(0.5)} to{transform:rotate(360deg) scale(1)} }

/* ---- mobile ---- */
@media (max-width: 640px) {
  .app-wrap { padding: 0; align-items: stretch; }
  .win-window { max-width: 100%; min-height: 100vh; border-radius: 0; }
  .task-list { max-height: none; flex: 1; }
  .app-header { flex-direction: column; align-items: flex-start; }
  .progress-block { min-width: 0; width: 100%; text-align: left; }
  .row-actions { opacity: 1; }
  .drag-handle { display: none; }
}
</parameter>