:root {
  --bg: #0b0614;
  --surface: rgba(28, 17, 47, 0.82);
  --surface-solid: #1a102d;
  --surface-soft: rgba(94, 57, 137, 0.18);
  --border: rgba(203, 170, 255, 0.12);
  --text: #f8f2ff;
  --muted: #a99dbb;
  --purple: #a66cff;
  --purple-bright: #c997ff;
  --urgent: #ff587a;
  --important: #ff796f;
  --needed: #9c7bff;
  --nonurgent: #7e7390;
  --warning: #ffd45e;
  --orange: #ff9a4d;
  --green: #68d9a1;
  --shadow: 0 18px 55px rgba(0, 0, 0, 0.34);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html, body { margin: 0; min-height: 100%; background: var(--bg); color: var(--text); }

body {
  min-height: var(--tg-viewport-stable-height, 100vh);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

button, input, textarea { font: inherit; }
button { color: inherit; }

.ambient {
  position: fixed;
  border-radius: 999px;
  pointer-events: none;
  filter: blur(4px);
  opacity: .55;
}

.ambient-one {
  width: 320px; height: 320px; top: -190px; right: -100px;
  background: radial-gradient(circle, rgba(142, 76, 255, .32), transparent 68%);
}

.ambient-two {
  width: 260px; height: 260px; bottom: 5%; left: -170px;
  background: radial-gradient(circle, rgba(89, 46, 170, .25), transparent 70%);
}

.app-shell {
  position: relative;
  width: min(100%, 720px);
  margin: 0 auto;
  padding: calc(22px + env(safe-area-inset-top)) 18px calc(142px + env(safe-area-inset-bottom));
}

.topbar { display: flex; align-items: center; gap: 20px; }
.eyebrow { margin: 0 0 7px; color: var(--purple-bright); font-size: 10px; font-weight: 800; letter-spacing: .18em; }
h1, h2, p { margin-top: 0; }
h1 { margin-bottom: 0; font-size: clamp(27px, 8vw, 38px); line-height: 1.04; letter-spacing: -.045em; }
.accent-dot { color: var(--purple); }

.overview {
  position: relative; overflow: hidden; margin: 25px 0 22px; padding: 22px;
  display: flex; align-items: center; justify-content: space-between;
  min-height: 132px; border: 1px solid var(--border); border-radius: 18px;
  background:
    linear-gradient(120deg, rgba(130, 66, 220, .23), rgba(26, 16, 45, .72)),
    var(--surface);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.overview::after {
  content: ""; position: absolute; width: 180px; height: 180px; right: -80px; top: -90px;
  border-radius: 50%; background: rgba(178, 119, 255, .11); border: 1px solid rgba(255,255,255,.05);
}

.overview-copy { position: relative; z-index: 1; display: grid; gap: 5px; }
.overview-label { color: var(--muted); font-size: 12px; }
.overview-copy strong { font-size: 22px; letter-spacing: -.025em; }
.overview-copy > span:last-child { color: #c3b8d2; font-size: 12px; }

.progress-ring {
  --progress: 0deg; position: relative; z-index: 1; width: 72px; height: 72px;
  flex: 0 0 72px; display: grid; place-items: center; border-radius: 50%;
  background: conic-gradient(var(--purple-bright) var(--progress), rgba(255,255,255,.08) 0);
  box-shadow: 0 0 30px rgba(163, 103, 255, .16);
}

.progress-ring::before { content: ""; position: absolute; inset: 7px; border-radius: 50%; background: #211337; }
.progress-ring span { position: relative; font-size: 13px; font-weight: 800; }

.filters {
  position: sticky; top: 0; z-index: 5; display: flex; gap: 7px; margin: 0 -3px 17px; padding: 7px 3px;
  background: linear-gradient(var(--bg) 66%, transparent);
}

.filter {
  border: 1px solid transparent; border-radius: 10px; padding: 9px 13px;
  background: transparent; color: var(--muted); font-size: 12px; font-weight: 700;
}

.filter span { display: inline-grid; place-items: center; min-width: 19px; height: 19px; margin-left: 3px; border-radius: 8px; background: rgba(255,255,255,.06); font-size: 10px; }
.filter.active { color: var(--text); border-color: var(--border); background: var(--surface-soft); }

.task-list { display: grid; gap: 11px; }

.task-card {
  --state-color: var(--needed); position: relative; overflow: hidden;
  display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: 12px;
  padding: 17px 14px; border: 1px solid var(--border); border-radius: 14px;
  background: linear-gradient(115deg, color-mix(in srgb, var(--state-color) 8%, transparent), transparent 45%), var(--surface);
  box-shadow: 0 9px 30px rgba(0,0,0,.2); backdrop-filter: blur(14px);
  animation: card-in .32s ease both;
}

.task-card::before { content: ""; position: absolute; inset: 13px auto 13px 0; width: 3px; border-radius: 0 5px 5px 0; background: var(--state-color); box-shadow: 0 0 14px var(--state-color); }
.task-card.urgency-urgent { --state-color: var(--urgent); }
.task-card.urgency-important { --state-color: var(--important); }
.task-card.urgency-needed { --state-color: var(--needed); }
.task-card.urgency-nonurgent { --state-color: var(--nonurgent); }
.task-card.overdue-critical { --state-color: #ff3f63; background-color: rgba(98, 19, 44, .48); border-color: rgba(255, 70, 103, .34); }
.task-card.overdue-normal { --state-color: var(--orange); background-color: rgba(87, 47, 15, .46); border-color: rgba(255, 154, 77, .28); }
.task-card.due-soon { --state-color: var(--warning); background-color: rgba(84, 68, 19, .4); border-color: rgba(255, 212, 94, .28); }
.task-card.completed { --state-color: var(--green); opacity: .66; }
.task-card.completed .task-title { text-decoration: line-through; color: #beb5c9; }

.check-button {
  width: 29px; height: 29px; display: grid; place-items: center; margin-top: 1px;
  border-radius: 8px; border: 1.5px solid color-mix(in srgb, var(--state-color) 68%, white 8%);
  background: color-mix(in srgb, var(--state-color) 12%, transparent); color: transparent;
}
.check-button:hover, .check-button:active { transform: scale(.94); }
.completed .check-button { color: #0d1712; background: var(--green); border-color: var(--green); }

.task-content { min-width: 0; }
.task-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin-bottom: 7px; }
.id-chip { color: #d8c8ec; font-size: 10px; font-weight: 800; letter-spacing: .06em; }
.urgency-chip { padding: 4px 7px; border-radius: 8px; background: color-mix(in srgb, var(--state-color) 14%, transparent); color: color-mix(in srgb, var(--state-color) 82%, white 18%); font-size: 9px; font-weight: 800; text-transform: uppercase; letter-spacing: .07em; }
.task-title { margin: 0; overflow-wrap: anywhere; font-size: 15px; line-height: 1.28; letter-spacing: -.01em; }
.task-details { margin: 7px 0 0; color: var(--muted); font-size: 12px; line-height: 1.45; white-space: pre-line; }
.due-line { display: flex; align-items: center; gap: 6px; margin-top: 10px; color: #bcb0c9; font-size: 10.5px; }
.due-line::before { content: "◷"; color: var(--state-color); font-size: 14px; }

.card-actions { display: flex; align-items: flex-start; gap: 2px; }
.card-action { width: 29px; height: 29px; border: 0; border-radius: 8px; background: transparent; color: #8f829f; font-size: 16px; }
.card-action:active { background: rgba(255,255,255,.07); }

.fab {
  position: fixed; z-index: 16; right: max(20px, calc((100vw - 720px) / 2 + 20px)); bottom: calc(90px + env(safe-area-inset-bottom));
  width: 54px; height: 54px; border: 0; border-radius: 14px;
  background: linear-gradient(145deg, #c38aff, #7c42e4); box-shadow: 0 14px 38px rgba(127, 62, 230, .46);
}
.fab span { position: absolute; width: 18px; height: 2px; left: 18px; top: 26px; border-radius: 2px; background: white; }
.fab span:last-child { transform: rotate(90deg); }
.fab:active { transform: translateY(2px) scale(.97); }

.empty-state, .error-state { padding: 42px 18px; text-align: center; color: var(--muted); }
.empty-state h2, .error-state h2 { margin: 18px 0 7px; color: var(--text); font-size: 18px; }
.empty-state p, .error-state p { max-width: 290px; margin: 0 auto 20px; font-size: 13px; line-height: 1.55; }
.empty-orbit { width: 64px; height: 64px; margin: auto; display: grid; place-items: center; border: 1px solid rgba(187,132,255,.25); border-radius: 50%; box-shadow: 0 0 35px rgba(153,91,232,.15); }
.empty-orbit span { color: var(--purple-bright); font-size: 22px; }
.error-icon { width: 48px; height: 48px; display: grid; place-items: center; margin: auto; border-radius: 12px; background: rgba(255,88,122,.12); color: var(--urgent); font-weight: 900; }

.secondary-button, .primary-button { border: 0; font-weight: 750; }
.secondary-button { padding: 11px 16px; border-radius: 10px; background: var(--surface-soft); color: var(--purple-bright); }

.sheet-backdrop { position: fixed; z-index: 20; inset: 0; background: rgba(3, 1, 7, .7); backdrop-filter: blur(6px); animation: fade-in .2s ease; }
.task-sheet {
  position: fixed; z-index: 21; left: 50%; bottom: 0; width: min(100%, 720px); max-height: 93vh;
  overflow-y: auto; padding: 10px 20px calc(24px + env(safe-area-inset-bottom));
  border: 1px solid rgba(203,170,255,.15); border-bottom: 0; border-radius: 21px 21px 0 0;
  background: #130b22; box-shadow: 0 -25px 70px rgba(0,0,0,.55);
  transform: translate(-50%, 105%); transition: transform .3s cubic-bezier(.2,.8,.2,1);
}
.task-sheet.open { transform: translate(-50%, 0); }
.sheet-handle { width: 42px; height: 4px; margin: 0 auto 20px; border-radius: 4px; background: #443455; }
.sheet-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 19px; }
.sheet-header h2 { margin: 0; font-size: 24px; letter-spacing: -.035em; }
.icon-button { width: 38px; height: 38px; border: 1px solid var(--border); border-radius: 10px; background: rgba(255,255,255,.035); color: var(--muted); font-size: 24px; line-height: 1; }

.field { display: grid; gap: 8px; margin-bottom: 17px; color: #d7cde1; font-size: 12px; font-weight: 700; }
.field small { color: #73687f; font-size: 10px; font-weight: 500; }
.field input, .field textarea {
  width: 100%; border: 1px solid var(--border); outline: 0; border-radius: 10px; padding: 13px 14px;
  background: rgba(255,255,255,.035); color: var(--text); resize: vertical;
}
.field input:focus, .field textarea:focus { border-color: rgba(178,117,255,.55); box-shadow: 0 0 0 3px rgba(154,91,235,.09); }
.field input::placeholder, .field textarea::placeholder { color: #665b71; }
.date-control { position: relative; }
.date-control input { padding-right: 42px; color-scheme: dark; }
.date-control button { position: absolute; right: 6px; top: 50%; width: 31px; height: 31px; transform: translateY(-50%); border: 0; border-radius: 10px; background: #251733; color: #8e819b; }

.urgency-field { margin: 0 0 20px; padding: 0; border: 0; }
.urgency-field legend { margin-bottom: 9px; color: #d7cde1; font-size: 12px; font-weight: 700; }
.urgency-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.urgency-option { position: relative; display: flex; align-items: center; gap: 9px; padding: 12px; border: 1px solid var(--border); border-radius: 10px; background: rgba(255,255,255,.025); color: #aa9eb6; font-size: 11px; font-weight: 700; }
.urgency-option input { position: absolute; opacity: 0; }
.urgency-icon { width: 24px; height: 24px; display: grid; place-items: center; border-radius: 9px; background: rgba(255,255,255,.05); }
.urgency-option:has(input:checked) { color: var(--text); border-color: color-mix(in srgb, var(--option-color) 48%, transparent); background: color-mix(in srgb, var(--option-color) 10%, transparent); }
.urgency-option:has(input:checked) .urgency-icon { color: var(--option-color); background: color-mix(in srgb, var(--option-color) 16%, transparent); }
.urgency-option.urgent { --option-color: var(--urgent); }
.urgency-option.important { --option-color: var(--important); }
.urgency-option.needed { --option-color: var(--needed); }
.urgency-option.nonurgent { --option-color: #a89ab8; }

.primary-button { width: 100%; min-height: 52px; display: flex; align-items: center; justify-content: center; gap: 12px; border-radius: 11px; background: linear-gradient(120deg, #a963f6, #7641d9); color: #fff; box-shadow: 0 12px 30px rgba(116,61,211,.28); }
.primary-button b { font-size: 18px; }
.primary-button:disabled { opacity: .55; }

.toast { position: fixed; z-index: 30; left: 50%; bottom: calc(92px + env(safe-area-inset-bottom)); max-width: calc(100% - 36px); padding: 11px 15px; border: 1px solid var(--border); border-radius: 13px; background: #2a1a3b; color: var(--text); font-size: 12px; box-shadow: var(--shadow); transform: translate(-50%, 20px); opacity: 0; pointer-events: none; transition: .22s ease; }
.toast.visible { transform: translate(-50%, 0); opacity: 1; }
.tab-view { animation: tab-in .22s ease both; }

.bottom-nav {
  position: fixed;
  z-index: 15;
  left: 50%;
  bottom: calc(10px + env(safe-area-inset-bottom));
  width: min(calc(100% - 24px), 420px);
  min-height: 62px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  padding: 6px;
  border: 1px solid rgba(203,170,255,.14);
  border-radius: 15px;
  background: rgba(24,14,40,.92);
  box-shadow: 0 16px 42px rgba(0,0,0,.42);
  backdrop-filter: blur(18px);
  transform: translateX(-50%);
}

.bottom-tab { display: flex; align-items: center; justify-content: center; gap: 8px; border: 1px solid transparent; border-radius: 10px; background: transparent; color: #80748d; font-size: 11px; font-weight: 750; }
.bottom-tab.active { border-color: rgba(166,108,255,.18); background: rgba(166,108,255,.13); color: #f6effc; }
.tab-icon { position: relative; width: 17px; height: 17px; display: block; }
.tasks-icon::before, .tasks-icon::after { content: ""; position: absolute; left: 1px; right: 1px; height: 5px; border: 1.5px solid currentColor; border-radius: 3px; }
.tasks-icon::before { top: 1px; }
.tasks-icon::after { bottom: 1px; }
.calendar-icon { border: 1.5px solid currentColor; border-radius: 4px; }
.calendar-icon::before { content: ""; position: absolute; left: -1.5px; right: -1.5px; top: 4px; border-top: 1.5px solid currentColor; }
.calendar-icon::after { content: ""; position: absolute; left: 3px; top: -3px; width: 7px; height: 4px; border-left: 1.5px solid currentColor; border-right: 1.5px solid currentColor; }
.hidden { display: none !important; }

@keyframes card-in { from { opacity: 0; transform: translateY(8px); } }
@keyframes fade-in { from { opacity: 0; } }
@keyframes tab-in { from { opacity: 0; transform: translateY(4px); } }

@media (min-width: 560px) {
  .app-shell { padding-left: 28px; padding-right: 28px; }
  .task-card { padding: 19px 18px; }
  .task-sheet { padding-left: 30px; padding-right: 30px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}