/* ============================================================
   Kids Task Tracker — styles
   ============================================================ */

/* ---- Theme palettes -------------------------------------- */
:root {
  --color-background: #fff7e8;
  --color-card: #ffffff;
  --color-primary: #ff8a3d;
  --color-secondary: #4dabf7;
  --color-success: #51cf66;
  --color-warning: #ffd43b;
  --color-danger: #ff6b6b;
  --color-text: #2f2f2f;
  --color-muted: #777777;
  --color-border: #eeeeee;

  --radius-lg: 22px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --shadow-soft: 0 6px 18px rgba(0, 0, 0, 0.08);
  --shadow-pop: 0 10px 30px rgba(0, 0, 0, 0.16);
  --touch: 56px;
  --max-width: 1200px;

  --font: "Nunito", "Segoe UI", "Arial Rounded MT Bold", Arial, sans-serif;
}

body[data-theme="ocean"] {
  --color-background: #e7f5ff;
  --color-card: #ffffff;
  --color-primary: #4dabf7;
  --color-secondary: #3bc9db;
  --color-success: #51cf66;
  --color-warning: #ffd43b;
  --color-danger: #ff6b6b;
}

body[data-theme="candy"] {
  --color-background: #fff0f6;
  --color-card: #ffffff;
  --color-primary: #f06595;
  --color-secondary: #cc5de8;
  --color-success: #51cf66;
  --color-warning: #ffd43b;
  --color-danger: #ff6b6b;
}

body[data-theme="forest"] {
  --color-background: #ebfbee;
  --color-card: #ffffff;
  --color-primary: #37b24d;
  --color-secondary: #20c997;
  --color-success: #51cf66;
  --color-warning: #ffd43b;
  --color-danger: #ff6b6b;
}

/* ---- Base ------------------------------------------------- */
* { box-sizing: border-box; }

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

body {
  font-family: var(--font);
  color: var(--color-text);
  background: var(--color-background);
  font-size: 18px;
  line-height: 1.35;
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
}

button {
  font-family: inherit;
  cursor: pointer;
}

.app {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 14px calc(96px + env(safe-area-inset-bottom, 0px));
  min-height: 100vh;
}

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0);
  white-space: nowrap; border: 0;
}

/* ---- Top bar: child tabs + quick action icons ------------- */
.top-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  position: sticky;
  top: 0;
  background: var(--color-background);
  z-index: 20;
  padding: 14px 4px;
}

.child-tabs {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  flex: 1 1 auto;
  min-width: 0;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.quick-actions-mini {
  display: flex;
  gap: 8px;
  flex: 0 0 auto;
}

.qa-icon-btn {
  width: 48px;
  height: 48px;
  flex: 0 0 auto;
  border: none;
  border-radius: var(--radius-md);
  background: var(--color-card);
  box-shadow: var(--shadow-soft);
  font-size: 1.3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
  transition: transform 0.1s ease;
}

.qa-icon-btn:active { transform: scale(0.92); }
.qa-icon-btn:focus-visible { outline: 3px solid var(--color-secondary); outline-offset: 2px; }

.child-tab {
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  min-width: 118px;
  min-height: var(--touch);
  padding: 10px 16px;
  border: 3px solid transparent;
  border-radius: var(--radius-lg);
  background: var(--color-card);
  box-shadow: var(--shadow-soft);
  color: var(--color-text);
  transition: transform 0.12s ease, border-color 0.15s ease;
}

.child-tab:active { transform: scale(0.97); }

.child-tab.selected {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-pop);
}

.child-tab .tab-top {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
  font-size: 1.15rem;
}

.child-tab .tab-avatar { font-size: 1.5rem; line-height: 1; }

.child-tab .tab-badge {
  font-size: 0.9rem;
  font-weight: 700;
  padding: 3px 12px;
  border-radius: 999px;
  background: var(--color-warning);
  color: #5b4a00;
}

.child-tab .tab-badge.done {
  background: var(--color-success);
  color: #0b4d17;
}

.child-tab .tab-progress {
  width: 100%;
  height: 7px;
  border-radius: 999px;
  background: var(--color-border);
  overflow: hidden;
}

.child-tab .tab-progress > span {
  display: block;
  height: 100%;
  background: var(--color-primary);
  transition: width 0.3s ease;
}

.child-tab.add-child-tab {
  justify-content: center;
  font-size: 2rem;
  color: var(--color-primary);
  border: 3px dashed var(--color-border);
  background: transparent;
  box-shadow: none;
}

/* ---- Category tab bar (secondary nav, same look as child tabs) - */
.category-tabs {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  padding: 4px 4px 14px;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.category-tab {
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  min-width: 130px;
  min-height: var(--touch);
  padding: 10px 16px;
  border: 3px solid transparent;
  border-radius: var(--radius-lg);
  background: var(--color-card);
  box-shadow: var(--shadow-soft);
  color: var(--color-text);
  transition: transform 0.12s ease, border-color 0.15s ease;
}

.category-tab:active { transform: scale(0.97); }

.category-tab.selected {
  border-color: var(--color-secondary);
  box-shadow: var(--shadow-pop);
}

.category-tab .cat-tab-top {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
  font-size: 1.1rem;
}

.category-tab .cat-tab-icon { font-size: 1.4rem; line-height: 1; }

.category-tab .cat-tab-badge {
  font-size: 0.85rem;
  font-weight: 700;
  padding: 3px 12px;
  border-radius: 999px;
  background: var(--color-warning);
  color: #5b4a00;
}

.category-tab .cat-tab-badge.done {
  background: var(--color-success);
  color: #0b4d17;
}

.category-tab .cat-tab-progress {
  width: 100%;
  height: 7px;
  border-radius: 999px;
  background: var(--color-border);
  overflow: hidden;
}

.category-tab .cat-tab-progress > span {
  display: block;
  height: 100%;
  background: var(--color-secondary);
  transition: width 0.3s ease;
}

/* ---- Buttons --------------------------------------------- */
.btn {
  min-height: var(--touch);
  padding: 0 22px;
  border: none;
  border-radius: var(--radius-md);
  font-size: 1.05rem;
  font-weight: 800;
  background: var(--color-card);
  color: var(--color-text);
  box-shadow: var(--shadow-soft);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: transform 0.1s ease, filter 0.15s ease;
}

.btn:active { transform: scale(0.96); }
.btn:focus-visible { outline: 4px solid var(--color-secondary); outline-offset: 2px; }

.btn.primary { background: var(--color-primary); color: #fff; }
.btn.secondary { background: var(--color-secondary); color: #fff; }
.btn.success { background: var(--color-success); color: #05340f; }
.btn.danger { background: var(--color-danger); color: #fff; }
.btn.ghost { background: transparent; box-shadow: none; border: 2px solid var(--color-border); }
.btn.small { min-height: 44px; padding: 0 14px; font-size: 0.95rem; }
.btn.full { width: 100%; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* ---- Categories (single selected category shown at a time) - */
.categories {
  margin-top: 10px;
}

@media (min-width: 700px) {
  .categories { max-width: 700px; margin-left: auto; margin-right: auto; }
}

.category {
  background: var(--color-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  padding: 16px;
}

.category-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.category-head .cat-icon { font-size: 1.8rem; }

.category-head .cat-title {
  font-size: 1.35rem;
  font-weight: 900;
  flex: 1;
}

.category-head .cat-count {
  font-size: 0.9rem;
  font-weight: 800;
  color: var(--color-muted);
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--color-background);
  white-space: nowrap;
}

.task-list { display: flex; flex-direction: column; gap: 10px; }

/* ---- Task card ------------------------------------------- */
.task {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 12px;
  min-height: var(--touch);
  border-radius: var(--radius-md);
  background: var(--color-card);
  border: 2px solid var(--color-border);
  position: relative;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.task.completed {
  background: #eaffef;
  border-color: var(--color-success);
}

.task-check {
  flex: 0 0 auto;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 3px solid var(--color-border);
  background: #fff;
  font-size: 1.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: transparent;
  transition: transform 0.15s ease, background 0.2s ease, border-color 0.2s ease;
}

.task.completed .task-check {
  background: var(--color-success);
  border-color: var(--color-success);
  color: #fff;
}

.task-check:focus-visible { outline: 4px solid var(--color-secondary); outline-offset: 2px; }

.task-main {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  text-align: left;
  border: none;
  background: transparent;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text);
  padding: 6px 0;
}

.task-main .task-emoji { font-size: 1.3rem; flex: 0 0 auto; }

.task-main .task-title {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.task.completed .task-title {
  color: var(--color-muted);
  font-style: italic;
}

.task-tools { display: flex; align-items: center; gap: 2px; flex: 0 0 auto; }

.icon-btn {
  width: 40px;
  height: 40px;
  border: none;
  background: transparent;
  border-radius: 10px;
  font-size: 1.15rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-muted);
}

.icon-btn:hover { background: var(--color-background); }
.icon-btn:active { transform: scale(0.9); }
.icon-btn:focus-visible { outline: 3px solid var(--color-secondary); outline-offset: 1px; }
.icon-btn:disabled { opacity: 0.28; }

/* ---- Empty states ---------------------------------------- */
.empty {
  text-align: center;
  color: var(--color-muted);
  padding: 22px 10px;
}

.empty.big { padding: 48px 16px; }
.empty p { margin: 6px 0 16px; font-weight: 700; }
.empty .empty-emoji { font-size: 3rem; }
.empty .empty-actions { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }

/* ---- Bottom bar ------------------------------------------ */
.bottom-bar {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 25;
  display: flex;
  gap: 8px;
  justify-content: space-around;
  padding: 8px 10px calc(8px + env(safe-area-inset-bottom, 0px));
  background: var(--color-card);
  box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.08);
}

.bottom-btn {
  flex: 1;
  max-width: 200px;
  min-height: 52px;
  border: none;
  border-radius: var(--radius-md);
  background: transparent;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  font-weight: 800;
  color: var(--color-text);
}

.bottom-btn:active { transform: scale(0.95); }
.bottom-btn:focus-visible { outline: 3px solid var(--color-secondary); outline-offset: 2px; }
.bottom-icon { font-size: 1.4rem; }
.bottom-label { font-size: 0.85rem; }

/* ---- Modals ---------------------------------------------- */
.modal-root { position: fixed; inset: 0; z-index: 60; pointer-events: none; }

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  pointer-events: auto;
  animation: fadeIn 0.18s ease;
}

.modal {
  background: var(--color-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-pop);
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  animation: popIn 0.2s ease;
}

.modal-head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 18px 20px 8px;
}

.modal-head h2 { margin: 0; font-size: 1.4rem; font-weight: 900; flex: 1; }

.modal-body { padding: 8px 20px 4px; overflow-y: auto; }
.modal-foot {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  padding: 14px 20px 20px;
  flex-wrap: wrap;
}

.close-x {
  width: 44px; height: 44px;
  border: none; background: var(--color-background);
  border-radius: 12px; font-size: 1.2rem; color: var(--color-muted);
}

.field { margin: 12px 0; }
.field label { display: block; font-weight: 800; margin-bottom: 6px; }

.field input[type="text"],
.field select {
  width: 100%;
  min-height: 52px;
  padding: 0 14px;
  font-size: 1.05rem;
  font-family: inherit;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: #fff;
  color: var(--color-text);
}

.field input:focus, .field select:focus {
  outline: none;
  border-color: var(--color-secondary);
}

.emoji-row { display: flex; flex-wrap: wrap; gap: 8px; }
.emoji-pick {
  width: 48px; height: 48px;
  font-size: 1.5rem;
  border: 2px solid var(--color-border);
  border-radius: 12px;
  background: #fff;
}
.emoji-pick.selected { border-color: var(--color-primary); background: #fff2e6; }

.form-error { color: var(--color-danger); font-weight: 800; min-height: 1.2em; margin-top: 4px; }

.hint { color: var(--color-muted); font-size: 0.92rem; }

/* Settings rows */
.setting-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border);
}
.setting-row .setting-label { flex: 1; font-weight: 800; }
.setting-row .setting-sub { display:block; font-weight: 600; color: var(--color-muted); font-size: 0.85rem; }

/* Toggle switch */
.switch { position: relative; width: 64px; height: 36px; flex: 0 0 auto; }
.switch input { opacity: 0; width: 0; height: 0; }
.switch .slider {
  position: absolute; inset: 0;
  background: var(--color-border);
  border-radius: 999px; transition: background 0.2s ease;
}
.switch .slider::before {
  content: ""; position: absolute;
  width: 28px; height: 28px; left: 4px; top: 4px;
  background: #fff; border-radius: 50%;
  transition: transform 0.2s ease;
  box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}
.switch input:checked + .slider { background: var(--color-success); }
.switch input:checked + .slider::before { transform: translateX(28px); }
.switch input:focus-visible + .slider { outline: 3px solid var(--color-secondary); outline-offset: 2px; }

/* Manage list rows (children / templates) */
.manage-list { display: flex; flex-direction: column; gap: 8px; margin: 8px 0; }
.manage-row {
  display: flex; align-items: center; gap: 8px;
  padding: 8px; border: 2px solid var(--color-border); border-radius: var(--radius-sm);
}
.manage-row .m-avatar { font-size: 1.4rem; }
.manage-row .m-name { flex: 1; font-weight: 800; overflow: hidden; text-overflow: ellipsis; }
.manage-row input.m-input {
  flex: 1; min-height: 44px; padding: 0 10px; font-size: 1rem; font-family: inherit;
  border: 2px solid var(--color-border); border-radius: 10px;
}

/* Template picker */
.tmpl-tabs { display: flex; gap: 8px; margin-bottom: 10px; flex-wrap: wrap; }
.tmpl-tab {
  min-height: 46px; padding: 0 16px; border-radius: 999px;
  border: 2px solid var(--color-border); background: #fff; font-weight: 800;
}
.tmpl-tab.active { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }

.tmpl-group { margin: 12px 0; }
.tmpl-group > .tmpl-group-head {
  display: flex; align-items: center; justify-content: space-between;
  font-weight: 900; margin-bottom: 6px; gap: 8px;
}
.tmpl-group-head button { font-size: 0.85rem; }

.pick-row {
  display: flex; align-items: center; gap: 10px;
  padding: 6px 8px; border-radius: 10px;
}
.pick-row:hover { background: var(--color-background); }
.pick-row input[type="checkbox"] { width: 26px; height: 26px; flex: 0 0 auto; }
.pick-row input.pick-name {
  flex: 1; min-height: 40px; padding: 0 8px; font-family: inherit; font-size: 1rem;
  border: 2px solid transparent; border-radius: 8px; background: transparent;
}
.pick-row input.pick-name:focus { border-color: var(--color-border); background: #fff; outline: none; }
.pick-row.dup { opacity: 0.55; }
.pick-row.dup input.pick-name { text-decoration: line-through; }
.pick-dup-tag { font-size: 0.72rem; color: var(--color-muted); font-weight: 800; }

/* Emoji picker */
.emoji-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(44px, 1fr));
  gap: 6px;
  max-height: 320px;
  overflow-y: auto;
  padding: 4px 2px;
}
.emoji-grid button {
  width: 44px; height: 44px;
  font-size: 1.5rem;
  border: 2px solid transparent;
  border-radius: 10px;
  background: var(--color-background);
  display: flex; align-items: center; justify-content: center;
}
.emoji-grid button:hover { background: var(--color-border); }
.emoji-grid button.selected { border-color: var(--color-primary); background: #fff2e6; }

.emoji-pick-btn {
  width: 64px; height: 64px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  background: #fff;
  font-size: 1.8rem;
  display: flex; align-items: center; justify-content: center;
}
.emoji-pick-btn:active { transform: scale(0.95); }
.emoji-pick-btn:focus-visible { outline: 3px solid var(--color-secondary); outline-offset: 2px; }

/* Quantity stepper (Pack / Prepare tasks) */
.qty-stepper { display: flex; align-items: center; gap: 14px; }
.qty-btn {
  width: 48px; height: 48px;
  border: none;
  border-radius: var(--radius-md);
  background: var(--color-card);
  box-shadow: var(--shadow-soft);
  font-size: 1.6rem;
  font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  color: var(--color-text);
}
.qty-btn:active { transform: scale(0.92); }
.qty-btn:focus-visible { outline: 3px solid var(--color-secondary); outline-offset: 2px; }
.qty-btn:disabled { opacity: 0.4; }
.qty-value { min-width: 40px; text-align: center; font-size: 1.5rem; font-weight: 900; }

/* ---- Celebration overlay --------------------------------- */
.celebration {
  position: fixed; inset: 0; z-index: 80;
  display: flex; align-items: center; justify-content: center;
  background: rgba(20, 10, 40, 0.55);
  overflow: hidden;
}
.celebration[hidden] { display: none; }

.celebration-card {
  position: relative; z-index: 2;
  text-align: center; padding: 32px 26px;
  background: var(--color-card); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-pop); max-width: 460px; margin: 16px;
  animation: popIn 0.35s ease;
}
.celebration-card .cel-emoji { font-size: 4rem; animation: taskBounce 0.7s ease 2; }
.celebration-card h2 { font-size: 1.9rem; margin: 6px 0 4px; font-weight: 900; }
.celebration-card p { color: var(--color-muted); font-weight: 700; margin: 0 0 20px; }

/* ---- Effects: stars + confetti --------------------------- */
.effects-layer { position: fixed; inset: 0; z-index: 90; pointer-events: none; overflow: hidden; }

.star {
  position: absolute;
  font-size: 20px;
  will-change: transform, opacity;
  animation: starBurst var(--dur, 800ms) ease-out forwards;
}

.sparkle-emoji {
  position: absolute;
  font-size: 17px;
  will-change: transform, opacity;
  animation: starBurst var(--dur, 900ms) ease-out forwards;
}

.confetti {
  position: absolute;
  top: -20px;
  font-size: 22px;
  will-change: transform, opacity;
  animation: confettiFall var(--dur, 3.5s) linear forwards;
}

@keyframes starBurst {
  0%   { transform: translate(0, 0) scale(0.4) rotate(0deg); opacity: 1; }
  100% { transform: translate(var(--x), var(--y)) scale(1.2) rotate(180deg); opacity: 0; }
}

@keyframes confettiFall {
  0%   { transform: translateY(0) rotate(0deg); opacity: 1; }
  100% { transform: translateY(110vh) rotate(720deg); opacity: 0.9; }
}

@keyframes taskBounce {
  0%   { transform: scale(1); }
  40%  { transform: scale(1.08); }
  100% { transform: scale(1); }
}

.bounce { animation: taskBounce 0.45s ease; }

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes popIn {
  from { opacity: 0; transform: scale(0.9); }
  to   { opacity: 1; transform: scale(1); }
}

/* ---- Toast ----------------------------------------------- */
.toast {
  position: fixed;
  left: 50%; bottom: 92px;
  transform: translateX(-50%);
  background: #333; color: #fff;
  padding: 12px 20px; border-radius: 999px;
  font-weight: 800; z-index: 95;
  box-shadow: var(--shadow-pop);
  max-width: 90vw; text-align: center;
  animation: fadeIn 0.2s ease;
}
.toast[hidden] { display: none; }
.toast.error { background: var(--color-danger); }
.toast.success { background: var(--color-success); color: #05340f; }

/* ---- Reduced motion -------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .star, .sparkle-emoji, .confetti { display: none !important; }
}

/* ---- Small screens --------------------------------------- */
@media (max-width: 420px) {
  body { font-size: 17px; }
  .quick-actions .btn { flex: 1; }
  .modal-foot .btn { flex: 1; }
  .bottom-label { font-size: 0.78rem; }
}