:root {
  --bg: #eef7ff;
  --bg-deep: #d9ebff;
  --panel: rgba(255, 255, 255, 0.82);
  --panel-strong: rgba(255, 255, 255, 0.94);
  --line: rgba(73, 127, 194, 0.16);
  --text: #15304f;
  --muted: #6683a3;
  --brand: #73b6ff;
  --brand-strong: #4a95ea;
  --brand-deep: #2e6fbd;
  --mint: #69c8d1;
  --soft: #a8d8ff;
  --violet: #97a7ff;
  --shadow: 0 20px 45px rgba(82, 133, 196, 0.14);
  --radius: 28px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: "Noto Sans TC", sans-serif;
  color: var(--text);
  background:
    linear-gradient(180deg, #f6fbff 0%, #e8f3ff 42%, #e3efff 100%);
  overflow-x: hidden;
}

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

.ambient {
  position: fixed;
  inset: auto;
  border-radius: 999px;
  filter: blur(10px);
  pointer-events: none;
  opacity: 0.7;
}

.ambient-one {
  width: 32rem;
  height: 32rem;
  top: -10rem;
  left: -6rem;
  background: radial-gradient(circle, rgba(115, 182, 255, 0.36), transparent 65%);
}

.ambient-two {
  width: 28rem;
  height: 28rem;
  top: 8rem;
  right: -6rem;
  background: radial-gradient(circle, rgba(151, 167, 255, 0.24), transparent 65%);
}

.app-shell {
  position: relative;
  width: min(1360px, calc(100% - 24px));
  margin: 0 auto;
  padding: 20px 0 48px;
}

.hidden {
  display: none !important;
}

.auth-view {
  min-height: calc(100vh - 64px);
  display: grid;
  place-items: center;
}

.auth-card,
.panel,
.overview-card,
.metric-pill,
.calendar-day {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}

.auth-card {
  width: min(680px, 100%);
  padding: 34px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.94), rgba(240, 248, 255, 0.8));
}

.auth-badge,
.hero-tag,
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 10px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(115, 182, 255, 0.14);
  color: var(--brand-deep);
  font-family: "Manrope", sans-serif;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.auth-card h1 {
  margin: 0;
  max-width: 11ch;
  font-size: clamp(2.8rem, 7vw, 5rem);
  line-height: 0.94;
  letter-spacing: -0.04em;
}

.auth-copy,
.muted,
.hero-description,
.calendar-subtext {
  color: var(--muted);
  line-height: 1.75;
}

.auth-tabs,
.overview-grid,
.dashboard-grid,
.settings-grid,
.button-grid,
.button-row,
.capsule-row,
.quadrant-grid,
.calendar-grid,
.pet-meters {
  display: grid;
  gap: 16px;
}

.auth-tabs {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 24px 0 16px;
}

.auth-form,
.stack-form,
.task-form,
.voice-card {
  display: grid;
  gap: 14px;
}

.tab-button,
.primary-button,
.secondary-button,
.ghost-button,
.glass-button,
.chip-button {
  border: 0;
  cursor: pointer;
  border-radius: 999px;
  padding: 12px 18px;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.tab-button:hover,
.primary-button:hover,
.secondary-button:hover,
.ghost-button:hover,
.glass-button:hover,
.chip-button:hover {
  transform: translateY(-1px);
}

.tab-button,
.ghost-button,
.glass-button,
.chip-button {
  background: rgba(255, 255, 255, 0.72);
  color: var(--text);
  border: 1px solid rgba(115, 182, 255, 0.22);
}

.tab-button.is-active,
.primary-button {
  color: white;
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-strong) 100%);
  box-shadow: 0 10px 24px rgba(74, 149, 234, 0.22);
}

.secondary-button {
  color: white;
  background: linear-gradient(135deg, #75d4e5 0%, #5bb8e7 100%);
  box-shadow: 0 10px 24px rgba(91, 184, 231, 0.2);
}

.glass-button {
  background: rgba(255, 255, 255, 0.58);
}

label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 0.95rem;
}

input,
textarea,
select {
  width: 100%;
  min-width: 0;
  padding: 14px 16px;
  border-radius: 18px;
  border: 1px solid rgba(115, 182, 255, 0.24);
  background: rgba(255, 255, 255, 0.84);
  color: var(--text);
}

input:focus,
textarea:focus,
select:focus {
  outline: 2px solid rgba(115, 182, 255, 0.24);
  border-color: rgba(74, 149, 234, 0.42);
}

.hero-bar {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: flex-start;
  margin-bottom: 18px;
  padding: 6px 4px 0;
}

.hero-copy-block h2,
.section-heading h3,
.section-heading h4 {
  margin: 0;
}

.hero-copy-block h2 {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  line-height: 0.95;
  letter-spacing: -0.04em;
}

.topbar-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.overview-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-bottom: 18px;
}

.overview-card {
  padding: 22px;
}

.overview-card span,
.metric-pill span,
.calendar-item-time,
.calendar-day-label,
.pet-status span {
  display: block;
  color: var(--muted);
}

.overview-card strong,
.metric-pill strong,
.pet-status strong,
.timer-ring strong,
.calendar-date-number {
  font-family: "Manrope", sans-serif;
}

.overview-card strong {
  display: block;
  margin-top: 8px;
  font-size: 1.8rem;
}

.overview-card small {
  display: block;
  margin-top: 10px;
  color: var(--muted);
  line-height: 1.6;
}

.overview-card-primary {
  background:
    linear-gradient(135deg, rgba(115, 182, 255, 0.24), rgba(117, 212, 229, 0.24));
}

.dashboard-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.panel {
  padding: 24px;
}

.panel-span-2 {
  grid-column: span 2;
}

.panel-hero {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(240, 248, 255, 0.8));
}

.section-heading {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.section-heading.compact {
  align-items: flex-start;
}

.capsule-row {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  flex: 1;
}

.metric-pill {
  padding: 16px 18px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.72);
}

.metric-pill strong {
  font-size: 1.12rem;
}

.settings-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.event-list,
.simple-list,
.task-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
}

.event-list,
.simple-list {
  display: grid;
  gap: 12px;
}

.event-item,
.list-item,
.task-item,
.note-box,
.calendar-item {
  border-radius: 20px;
  border: 1px solid rgba(115, 182, 255, 0.14);
  background: rgba(255, 255, 255, 0.78);
}

.event-item,
.list-item,
.task-item {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: flex-start;
  padding: 14px 16px;
}

.meta {
  color: var(--muted);
  line-height: 1.6;
  font-size: 0.94rem;
}

.pet-panel {
  overflow: hidden;
}

.pet-stage {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px;
  margin-top: 4px;
  border-radius: 24px;
  background:
    linear-gradient(135deg, rgba(115, 182, 255, 0.18), rgba(151, 167, 255, 0.18));
}

.pet-avatar {
  width: 92px;
  height: 92px;
  border-radius: 28px;
  display: grid;
  place-items: center;
  font-size: 3rem;
  background: rgba(255, 255, 255, 0.84);
  box-shadow: inset 0 -8px 16px rgba(115, 182, 255, 0.12);
}

.pet-avatar.is-celebrating {
  animation: petBounce 680ms ease;
}

.pet-meters {
  margin-top: 18px;
}

.meter-label {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
  color: var(--muted);
}

.meter-bar {
  height: 12px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(115, 182, 255, 0.14);
}

.meter-fill {
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #8ed6ff, #6bc0ff);
  transition: width 220ms ease;
}

.meter-fill.accent {
  background: linear-gradient(90deg, #8db4ff, #73b6ff);
}

.pet-actions {
  margin-top: 18px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.calendar-title {
  min-width: 8ch;
  text-align: center;
  font-family: "Manrope", sans-serif;
  font-weight: 700;
  color: var(--brand-deep);
}

.calendar-grid {
  grid-template-columns: repeat(7, minmax(0, 1fr));
}

.calendar-weekday {
  text-align: center;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 700;
  padding-bottom: 4px;
}

.calendar-day {
  min-height: 150px;
  padding: 12px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.62);
}

.calendar-day.is-outside {
  opacity: 0.48;
}

.calendar-day.is-today {
  background: linear-gradient(180deg, rgba(115, 182, 255, 0.24), rgba(255, 255, 255, 0.72));
}

.calendar-day-header {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
  margin-bottom: 10px;
}

.calendar-date-number {
  font-size: 1.05rem;
  font-weight: 800;
}

.calendar-day-list {
  display: grid;
  gap: 8px;
}

.calendar-item {
  padding: 8px 10px;
}

.calendar-item.task {
  border-left: 4px solid var(--brand-strong);
}

.calendar-item.meetup {
  border-left: 4px solid var(--mint);
}

.calendar-item.google {
  border-left: 4px solid var(--violet);
}

.calendar-item-title {
  font-size: 0.88rem;
  line-height: 1.35;
}

.timer-shell {
  display: grid;
  place-items: center;
  padding: 10px 0 24px;
}

.timer-ring {
  width: min(280px, 100%);
  aspect-ratio: 1;
  border-radius: 50%;
  display: grid;
  place-items: center;
  text-align: center;
  background:
    radial-gradient(circle, rgba(255, 255, 255, 0.98) 0 55%, transparent 56%),
    conic-gradient(var(--brand) 0deg, rgba(115, 182, 255, 0.18) 0deg);
  box-shadow:
    inset 0 0 0 18px rgba(255, 255, 255, 0.8),
    0 12px 30px rgba(84, 140, 205, 0.14);
}

.timer-ring strong {
  font-size: clamp(2.8rem, 7vw, 4.2rem);
}

.timer-ring span {
  margin-top: -42px;
  color: var(--muted);
}

.button-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.button-grid-inline {
  margin-top: 14px;
}

.voice-actions {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.note-box {
  padding: 14px 16px;
}

.note-box.is-listening {
  background: rgba(115, 182, 255, 0.18);
  color: var(--brand-deep);
}

.task-form {
  grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr) minmax(0, 1fr) auto;
}

.quadrant-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 18px;
}

.quadrant-card {
  border-radius: 24px;
  padding: 20px;
  min-height: 250px;
  border: 1px solid var(--line);
}

.quadrant-card.do {
  background: linear-gradient(180deg, rgba(115, 182, 255, 0.16), rgba(255, 255, 255, 0.56));
}

.quadrant-card.schedule {
  background: linear-gradient(180deg, rgba(166, 225, 255, 0.2), rgba(255, 255, 255, 0.56));
}

.quadrant-card.delegate {
  background: linear-gradient(180deg, rgba(105, 200, 209, 0.18), rgba(255, 255, 255, 0.56));
}

.quadrant-card.delete {
  background: linear-gradient(180deg, rgba(151, 167, 255, 0.16), rgba(255, 255, 255, 0.56));
}

.quadrant-card h4 {
  margin: 0 0 6px;
}

.task-item.is-complete {
  animation: taskGlow 780ms ease;
}

.task-item-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
}

.task-item button,
.list-item button {
  border: 0;
  background: transparent;
  color: var(--brand-deep);
  cursor: pointer;
}

.inline-check {
  display: flex;
  align-items: center;
  gap: 10px;
}

.inline-check input {
  width: auto;
}

.task-burst-layer {
  position: fixed;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  z-index: 20;
}

.burst-item {
  position: fixed;
  font-size: 1.3rem;
  animation: burstFloat 1100ms ease forwards;
}

.toast {
  position: fixed;
  right: 18px;
  bottom: 18px;
  max-width: min(320px, calc(100% - 32px));
  padding: 14px 18px;
  border-radius: 18px;
  background: rgba(28, 61, 97, 0.92);
  color: white;
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity 180ms ease, transform 180ms ease;
  z-index: 30;
}

.toast.visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes burstFloat {
  0% {
    opacity: 0;
    transform: translate(0, 0) scale(0.7);
  }
  16% {
    opacity: 1;
  }
  100% {
    opacity: 0;
    transform: translate(var(--burst-x), var(--burst-y)) scale(1.25) rotate(16deg);
  }
}

@keyframes taskGlow {
  0% {
    box-shadow: 0 0 0 rgba(115, 182, 255, 0);
  }
  40% {
    box-shadow: 0 0 0 8px rgba(115, 182, 255, 0.15);
  }
  100% {
    box-shadow: 0 0 0 rgba(115, 182, 255, 0);
  }
}

@keyframes petBounce {
  0%, 100% {
    transform: translateY(0);
  }
  25% {
    transform: translateY(-12px) rotate(-4deg);
  }
  50% {
    transform: translateY(2px) rotate(4deg);
  }
  75% {
    transform: translateY(-6px);
  }
}

@media (max-width: 1180px) {
  .overview-grid,
  .dashboard-grid,
  .capsule-row,
  .quadrant-grid,
  .settings-grid,
  .task-form,
  .calendar-grid {
    grid-template-columns: 1fr;
  }

  .panel-span-2 {
    grid-column: span 1;
  }

  .calendar-grid .calendar-weekday {
    display: none;
  }
}

@media (max-width: 860px) {
  .app-shell {
    width: min(100% - 16px, 100%);
    padding-bottom: 24px;
  }

  .auth-card,
  .panel,
  .overview-card {
    padding: 18px;
    border-radius: 24px;
  }

  .hero-bar,
  .section-heading {
    display: grid;
  }

  .topbar-actions,
  .button-grid,
  .voice-actions,
  .pet-actions {
    grid-template-columns: 1fr;
  }

  .topbar-actions {
    display: grid;
  }

  .overview-grid {
    grid-template-columns: 1fr;
  }

  .task-item,
  .list-item,
  .event-item {
    flex-direction: column;
  }

  .task-item-controls {
    justify-content: flex-start;
  }

  .calendar-day {
    min-height: 0;
  }
}

@media (max-width: 520px) {
  .auth-card h1,
  .hero-copy-block h2 {
    max-width: none;
  }

  .pet-stage {
    grid-template-columns: 1fr;
    display: grid;
    justify-items: center;
    text-align: center;
  }

  .calendar-item-title,
  .calendar-item-time {
    font-size: 0.82rem;
  }
}