/* ══════════════════════════════════════════════════════
   TOKENS
══════════════════════════════════════════════════════ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:          #F5F4F0;
  --surface:     #FFFFFF;
  --surface-2:   #EDECEA;
  --surface-3:   #E4E2DC;
  --border:      #DEDAD3;
  --text:        #1A1916;
  --text-2:      #4A4844;
  --text-muted:  #8C8880;
  --accent:      #2D5BFF;
  --accent-dim:  #EBF0FF;
  --accent-glow: rgba(45,91,255,.22);
  --danger:      #E84040;
  --danger-dim:  #FDEAEA;
  --warn:        #F5A623;
  --warn-dim:    #FEF6E7;
  --done:        #22C87A;
  --done-dim:    #E8FAF2;

  --shadow-xs:   0 1px 3px rgba(0,0,0,.06);
  --shadow-sm:   0 2px 10px rgba(0,0,0,.07),0 1px 3px rgba(0,0,0,.04);
  --shadow-md:   0 8px 28px rgba(0,0,0,.10),0 2px 8px rgba(0,0,0,.05);
  --shadow-fab:  0 4px 20px rgba(45,91,255,.38),0 1px 6px rgba(45,91,255,.18);

  --radius-sm:   10px;
  --radius:      16px;
  --radius-xl:   28px;

  --dur-fast:    .13s;
  --dur:         .22s;
  --dur-slow:    .34s;
  --ease:        cubic-bezier(.4,0,.2,1);
  --ease-spring: cubic-bezier(.34,1.56,.64,1);
  --ease-out:    cubic-bezier(0,0,.2,1);

  --header-h:    58px;
  --fab-size:    58px;
  --safe-b:      env(safe-area-inset-bottom,0px);
  --page-px:     18px;
}

[data-theme="dark"] {
  --bg:          #111110;
  --surface:     #1C1C1A;
  --surface-2:   #252523;
  --surface-3:   #2E2D2B;
  --border:      #313030;
  --text:        #F0EDE8;
  --text-2:      #C4C0BA;
  --text-muted:  #6A6760;
  --accent:      #5B7FFF;
  --accent-dim:  #18203F;
  --accent-glow: rgba(91,127,255,.25);
  --danger-dim:  #2D1515;
  --warn-dim:    #251900;
  --done-dim:    #0F2518;
  --shadow-xs:   0 1px 3px rgba(0,0,0,.3);
  --shadow-sm:   0 2px 10px rgba(0,0,0,.35),0 1px 3px rgba(0,0,0,.2);
  --shadow-md:   0 8px 28px rgba(0,0,0,.5),0 2px 8px rgba(0,0,0,.3);
  --shadow-fab:  0 4px 20px rgba(91,127,255,.32),0 1px 4px rgba(0,0,0,.4);
}

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

/* ══════════════════════════════════════════════════════
   BASE
══════════════════════════════════════════════════════ */
html { font-size: 16px; -webkit-text-size-adjust:100%; text-size-adjust:100%; }

body {
  font-family: 'DM Sans', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100dvh;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
  overscroll-behavior-y: contain;
}

/* ══════════════════════════════════════════════════════
   HEADER
══════════════════════════════════════════════════════ */
header {
  position: sticky; top: 0; z-index: 100;
  height: var(--header-h);
  padding: 0 var(--page-px);
  padding-top: env(safe-area-inset-top,0px);
  display: flex; align-items: center; justify-content: space-between;
  background: var(--bg); /* fallback for browsers without color-mix */
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border-bottom: 1px solid var(--border);
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.header-left { display: flex; align-items: center; gap: 11px; }
.logo-mark {
  width: 30px; height: 30px; background: var(--accent); border-radius: 9px;
  display: grid; place-items: center; box-shadow: 0 2px 8px var(--accent-glow); flex-shrink: 0;
}
.logo-mark svg { width: 15px; height: 15px; fill: none; stroke: #fff; stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; }
.app-title { font-size: 1.05rem; font-weight: 600; letter-spacing: -.025em; }
.header-right { display: flex; align-items: center; gap: 4px; }

.pill-counter {
  background: var(--surface-2); border: 1px solid var(--border);
  color: var(--text-muted); font-family: 'DM Mono', monospace;
  font-size: .68rem; padding: 4px 11px; border-radius: 100px; white-space: nowrap;
  flex-shrink: 0; /* never squash on narrow screens */
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.btn-icon {
  width: 44px; height: 44px; border: none; background: transparent;
  border-radius: 12px; cursor: pointer; display: grid; place-items: center;
  color: var(--text-muted); -webkit-tap-highlight-color: transparent; position: relative;
  transition: color var(--dur-fast) var(--ease);
  /* overflow hidden prevents icon peek during scale transition */
  overflow: hidden;
}
.btn-icon::after {
  content: ''; position: absolute; inset: 6px; background: var(--surface-2);
  border-radius: 9px; opacity: 0; z-index: 0;
  transition: opacity var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
}
.btn-icon:hover::after, .btn-icon:focus-visible::after { opacity: 1; }
.btn-icon:active::after { opacity: 1; transform: scale(.88); }
/* generic SVG children that are NOT the theme icons */
.btn-icon > svg:not(.icon-sun):not(.icon-moon) {
  width: 19px; height: 19px; position: relative; z-index: 1;
}
.btn-icon:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 12px; }

/* ── theme icon crossfade ──
   Both icons live in the same 19×19 cell via position:absolute + inset:0 margin:auto.
   No layout shift because neither icon takes up flow space.              */
.theme-icon-wrap {
  position: relative;
  width: 19px; height: 19px;
  flex-shrink: 0;
  z-index: 1;
}
.icon-sun, .icon-moon {
  position: absolute; inset: 0; margin: auto;
  width: 19px; height: 19px;
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}
[data-theme="light"] .icon-moon { opacity: 0; transform: rotate(-25deg) scale(.75); pointer-events: none; }
[data-theme="light"] .icon-sun  { opacity: 1; transform: rotate(0deg)  scale(1);   }
[data-theme="dark"]  .icon-sun  { opacity: 0; transform: rotate(25deg)  scale(.75); pointer-events: none; }
[data-theme="dark"]  .icon-moon { opacity: 1; transform: rotate(0deg)  scale(1);   }

/* ══════════════════════════════════════════════════════
   MAIN LAYOUT
══════════════════════════════════════════════════════ */
main {
  max-width: 600px; margin: 0 auto;
  padding: 20px var(--page-px) calc(100px + var(--safe-b));
  /* prevent any child from bleeding horizontally */
  min-width: 0;
  overflow-x: hidden;
}

/* ══════════════════════════════════════════════════════
   GREETING
══════════════════════════════════════════════════════ */
.greeting { margin-bottom: 22px; animation: fadeUp var(--dur-slow) var(--ease-out) both; }
.greeting-date {
  font-size: .73rem; font-weight: 500; letter-spacing: .07em;
  text-transform: uppercase; color: var(--text-muted); margin-bottom: 4px;
}
.greeting-title { font-size: 1.55rem; font-weight: 600; letter-spacing: -.03em; line-height: 1.2; }

/* ══════════════════════════════════════════════════════
   SEARCH BAR
   Layout math (all values in px):
     icon left edge  = 14
     icon width      = 16
     icon right edge = 30
     gap to text     = 10
     padding-left    = 40   ← text starts here, clear of icon
     focus ring      = inset box-shadow (no layout shift)
     clear btn width = 44   ← right tap target
     padding-right   = 44
══════════════════════════════════════════════════════ */
.search-wrap {
  position: relative;          /* anchor for all absolute children */
  margin-bottom: 14px;
  animation: fadeUp var(--dur-slow) var(--ease-out) .04s both;
}
.search-input {
  display: block;              /* block so width:100% works cleanly */
  width: 100%;
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 11px 44px 11px 40px;   /* right=44 for clear btn, left=40 for icon */
  font-family: 'DM Sans', system-ui, sans-serif;
  font-size: 1rem;             /* 1rem = no iOS zoom */
  line-height: 1.5;
  color: var(--text);
  outline: none;
  -webkit-appearance: none; appearance: none;
  transition:
    border-color var(--dur-fast) var(--ease),
    background   var(--dur-fast) var(--ease),
    box-shadow   var(--dur-fast) var(--ease);
}
.search-input::placeholder { color: var(--text-muted); }
.search-input:focus {
  border-color: var(--accent);
  background: var(--surface);
  /* inset shadow = no geometry change, icon never shifts */
  box-shadow: inset 0 0 0 1px var(--accent), 0 0 0 3px var(--accent-glow);
}

/* Icon sits on top of input via absolute, pointer-events none */
.search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px; height: 16px;
  stroke: var(--text-muted); fill: none;
  stroke-width: 2; stroke-linecap: round;
  pointer-events: none;
  /* z-index above the input surface so it's never clipped */
  z-index: 1;
  transition: stroke var(--dur-fast) var(--ease);
}
/* tint icon when input is focused — :has() is broadly supported (Chrome 105+, Safari 15.4+) */
.search-wrap:has(.search-input:focus) .search-icon { stroke: var(--accent); }

/* Clear button: full-height right column, min 44px */
.search-clear {
  position: absolute;
  right: 0; top: 0;
  width: 44px; height: 100%; min-height: 44px;
  border: none; background: transparent;
  cursor: pointer;
  display: grid; place-items: center;
  color: var(--text-muted);
  border-radius: 0 var(--radius) var(--radius) 0;
  -webkit-tap-highlight-color: transparent;
  opacity: 0; pointer-events: none;
  transition: opacity var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
}
.search-clear.visible { opacity: 1; pointer-events: all; }
.search-clear:hover   { color: var(--text); }
.search-clear svg {
  width: 14px; height: 14px;
  stroke: currentColor; fill: none;
  stroke-width: 2.2; stroke-linecap: round;
}

/* ══════════════════════════════════════════════════════
   SEARCH AUTOCOMPLETE DROPDOWN
   position:absolute under .search-wrap, z-index above cards
══════════════════════════════════════════════════════ */
.search-dropdown {
  position: absolute;
  top: calc(100% + 6px);   /* 6px gap below the input */
  left: 0; right: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  z-index: 120;             /* above cards (z:0), below modal (z:300) */
  overflow: hidden;
  /* animate with opacity + translateY, NOT display:none */
  opacity: 0;
  transform: translateY(-6px);
  pointer-events: none;
  transition:
    opacity  var(--dur-fast) var(--ease),
    transform var(--dur-fast) var(--ease);
}
.search-dropdown.open {
  opacity: 1;
  transform: translateY(0);
  pointer-events: all;
}

.search-dropdown-list {
  list-style: none;
  padding: 4px;
  margin: 0;
  max-height: 320px;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}
.search-dropdown-list::-webkit-scrollbar { width: 4px; }
.search-dropdown-list::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }

/* individual result item */
.search-result {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: none;
  background: transparent;
  width: 100%;
  text-align: left;
  -webkit-tap-highlight-color: transparent;
  transition: background var(--dur-fast) var(--ease);
  outline: none;
}
.search-result:hover,
.search-result[aria-selected="true"] {
  background: var(--surface-2);
}
.search-result[aria-selected="true"] { outline: none; }

/* priority dot */
.sr-dot {
  width: 7px; height: 7px; border-radius: 50%; flex-shrink: 0;
  margin-top: 1px; /* optical vertical alignment with text cap height */
}
.sr-dot[data-p="high"]   { background: var(--danger); }
.sr-dot[data-p="medium"] { background: var(--warn); }
.sr-dot[data-p="low"]    { background: var(--done); opacity: .6; }

.sr-body { flex: 1; min-width: 0; }
.sr-title {
  font-size: .9rem; font-weight: 500; color: var(--text);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  line-height: 1.35;
}
.sr-title mark {
  background: color-mix(in srgb, var(--accent) 20%, transparent);
  color: var(--accent);
  border-radius: 2px;
  font-weight: 600;
}
/* fallback for browsers without color-mix */
@supports not (color: color-mix(in srgb, red 50%, blue)) {
  .sr-title mark { background: var(--accent-dim); }
}
.sr-meta {
  font-size: .72rem; color: var(--text-muted); margin-top: 2px;
  font-family: 'DM Mono', monospace;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.sr-done { opacity: .5; }
.sr-done .sr-dot { opacity: .35; }

/* "no results" empty message */
.search-dropdown-empty {
  padding: 14px 16px;
  font-size: .86rem;
  color: var(--text-muted);
  text-align: center;
}
.toolbar {
  display: flex; align-items: center; gap: 8px; margin-bottom: 20px;
  animation: fadeUp var(--dur-slow) var(--ease-out) .08s both;
  flex-wrap: wrap;
  min-width: 0; /* prevent overflow from flex children */
}
.filter-tabs {
  display: flex; background: var(--surface-2); border: 1px solid var(--border);
  border-radius: 100px; padding: 3px; gap: 2px; flex: 1;
  min-width: 0; /* allow shrinking below content size */
}
.filter-tab {
  flex: 1; padding: 6px 8px; border: none; border-radius: 100px; background: transparent;
  font-family: 'DM Sans', sans-serif; font-size: .76rem; font-weight: 500;
  color: var(--text-muted); cursor: pointer; white-space: nowrap;
  -webkit-tap-highlight-color: transparent;
  transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
}
.filter-tab.active { background: var(--surface); color: var(--text); box-shadow: var(--shadow-xs); }
.filter-tab:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* priority filter chips — row below main tabs */
.priority-filters {
  display: flex; gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 18px;
  animation: fadeUp var(--dur-slow) var(--ease-out) .1s both;
  min-width: 0;
}
.pf-chip {
  padding: 5px 12px; border-radius: 100px; border: 1.5px solid var(--border);
  background: var(--surface-2); font-family: 'DM Sans', sans-serif;
  font-size: .74rem; font-weight: 600; color: var(--text-muted);
  cursor: pointer; -webkit-tap-highlight-color: transparent;
  transition: all var(--dur-fast) var(--ease);
  display: flex; align-items: center; gap: 5px;
}
.pf-chip:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.pf-chip .dot { width: 7px; height: 7px; border-radius: 50%; }
.pf-chip[data-pf="high"]   .dot { background: var(--danger); }
.pf-chip[data-pf="medium"] .dot { background: var(--warn); }
.pf-chip[data-pf="low"]    .dot { background: var(--done); }

.pf-chip[data-pf="high"].active   { border-color: var(--danger); background: var(--danger-dim); color: var(--danger); }
.pf-chip[data-pf="medium"].active { border-color: var(--warn);   background: var(--warn-dim);   color: #C07D0A; }
.pf-chip[data-pf="low"].active    { border-color: var(--done);   background: var(--done-dim);   color: #18A862; }
[data-theme="dark"] .pf-chip[data-pf="medium"].active { color: var(--warn); }
[data-theme="dark"] .pf-chip[data-pf="low"].active    { color: var(--done); }

/* sort button + popover */
.sort-wrap { position: relative; }
.sort-btn {
  width: 36px; height: 36px; flex-shrink: 0; border: 1px solid var(--border);
  background: var(--surface); border-radius: 10px; cursor: pointer;
  display: grid; place-items: center; color: var(--text-muted);
  -webkit-tap-highlight-color: transparent; box-shadow: var(--shadow-xs); position: relative;
  transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease-spring);
}
.sort-btn:hover { background: var(--surface-2); color: var(--text); }
.sort-btn:active { transform: scale(.9); }
.sort-btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.sort-btn svg { width: 16px; height: 16px; stroke: currentColor; fill: none; stroke-width: 2; stroke-linecap: round; }
.sort-btn.sorted::after {
  content: ''; position: absolute; top: 5px; right: 5px;
  width: 6px; height: 6px; border-radius: 50%; background: var(--accent);
}
.sort-menu {
  position: absolute; top: calc(100% + 6px); right: 0; background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md); min-width: 168px; overflow: hidden; z-index: 150;
  opacity: 0; transform: translateY(-6px) scale(.97); pointer-events: none;
  transition: opacity var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
}
.sort-menu.open { opacity: 1; transform: translateY(0) scale(1); pointer-events: all; }
.sort-option {
  width: 100%; padding: 11px 14px; border: none; background: transparent;
  font-family: 'DM Sans', sans-serif; font-size: .85rem; font-weight: 500;
  color: var(--text-2); text-align: left; cursor: pointer;
  display: flex; align-items: center; gap: 9px;
  -webkit-tap-highlight-color: transparent;
  transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
}
.sort-option:hover { background: var(--surface-2); }
.sort-option.active { color: var(--accent); }
.sort-option svg { width: 14px; height: 14px; stroke: currentColor; fill: none; stroke-width: 2; stroke-linecap: round; flex-shrink: 0; }

/* ══════════════════════════════════════════════════════
   PROGRESS BAR
══════════════════════════════════════════════════════ */
.progress-wrap {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 14px 16px; margin-bottom: 22px; display: none; align-items: center; gap: 14px;
  box-shadow: var(--shadow-xs);
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.progress-wrap.visible { display: flex; }
.progress-info { flex: 1; min-width: 0; }
.progress-text { font-size: .76rem; color: var(--text-muted); margin-bottom: 8px; font-weight: 500; }
.progress-bar-bg { height: 5px; background: var(--surface-2); border-radius: 5px; overflow: hidden; }
.progress-bar-fill {
  height: 100%; background: linear-gradient(90deg, var(--accent), #7B5FF5);
  border-radius: 5px; width: 0%; transition: width .5s var(--ease-out);
}
.progress-pct {
  font-family: 'DM Mono', monospace; font-size: .92rem; font-weight: 500;
  color: var(--text-2); min-width: 36px; text-align: right;
}

/* ══════════════════════════════════════════════════════
   SECTION LABELS
══════════════════════════════════════════════════════ */
.section-label {
  font-size: .69rem; font-weight: 600; letter-spacing: .09em; text-transform: uppercase;
  color: var(--text-muted); margin-bottom: 10px;
  display: flex; align-items: center; gap: 9px;
}
.tasks-list + .section-label { margin-top: 26px; }
.section-label::after { content: ''; flex: 1; height: 1px; background: var(--border); }
.section-count {
  background: var(--surface-2); border: 1px solid var(--border); border-radius: 100px;
  font-size: .63rem; padding: 1px 7px; color: var(--text-muted); font-family: 'DM Mono', monospace;
}

/* ══════════════════════════════════════════════════════
   TASK LIST
══════════════════════════════════════════════════════ */
.tasks-list { display: flex; flex-direction: column; gap: 7px; }

/* ── drag ghost outline ── */
.task-card.drag-over {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-glow);
}
.task-card.dragging {
  opacity: .4;
  cursor: grabbing;
}

/* ══════════════════════════════════════════════════════
   TASK CARD
══════════════════════════════════════════════════════ */
.task-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 14px var(--page-px); display: flex; align-items: flex-start; gap: 0;
  position: relative; overflow: hidden; -webkit-tap-highlight-color: transparent;
  opacity: 0; transform: translateY(7px);
  animation: cardIn var(--dur-slow) var(--ease-out) forwards;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease), opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
  touch-action: pan-y;
  cursor: default; /* cards are not inherently draggable — handle is */
  will-change: transform; /* promote to own layer for smooth swipe/drag */
}
@keyframes cardIn { to { opacity: 1; transform: translateY(0); } }

/* priority left stripe */
.task-card::before {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0;
  width: 3px; border-radius: 3px 0 0 3px;
}
.task-card[data-priority="low"]::before    { background: var(--done);   opacity: .45; }
.task-card[data-priority="medium"]::before { background: var(--warn);   opacity: 1; }
.task-card[data-priority="high"]::before   { background: var(--danger); opacity: 1; }
.task-card.done::before { background: var(--done); opacity: 1; }

@media (hover: hover) {
  .task-card:hover {
    box-shadow: var(--shadow-sm); transform: translateY(-1px);
    border-color: color-mix(in srgb, var(--border) 55%, var(--accent));
  }
}
.task-card.done { opacity: .48; }
.task-card.done:hover { opacity: .65; }

/* swipe delete layer */
.swipe-hint {
  position: absolute; right: 0; top: 0; bottom: 0;
  width: 80px; background: var(--danger);
  display: flex; align-items: center; justify-content: center;
  border-radius: 0 var(--radius) var(--radius) 0;
  opacity: 0; pointer-events: none;
  transition: opacity var(--dur-fast) var(--ease);
}
.swipe-hint svg { width: 22px; height: 22px; stroke: #fff; fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

/* card remove animation */
.task-card.removing {
  animation: cardOut var(--dur) var(--ease) forwards !important;
  pointer-events: none;
}
@keyframes cardOut {
  to { opacity:0; transform:scale(.97) translateY(-4px); max-height:0; padding-top:0; padding-bottom:0; margin-bottom:0; border-width:0; }
}

/* search highlight */
mark { background: color-mix(in srgb,var(--accent) 22%,transparent); color: inherit; border-radius: 2px; }

.drag-handle {
  width: 32px; height: 44px;
  margin: -11px 0 -11px -13px; flex-shrink: 0;
  display: grid; place-items: center;
  color: var(--text-muted); opacity: .25;
  cursor: grab; border: none; background: transparent;
  -webkit-tap-highlight-color: transparent;
  transition: opacity var(--dur-fast) var(--ease);
  touch-action: none; /* pointer events fully handled by DnD */
}
.drag-handle:active { cursor: grabbing; opacity: .7; }
.drag-handle svg { width: 14px; height: 14px; stroke: currentColor; fill: none; stroke-width: 2; stroke-linecap: round; }
@media (hover: hover) {
  .drag-handle { opacity: 0; }
  .task-card:hover .drag-handle { opacity: .3; }
  .task-card:hover .drag-handle:hover { opacity: .7; }
}

/* ── checkbox ── */
.task-check {
  width: 44px; height: 44px; margin: -11px -4px -11px 0;
  display: grid; place-items: center; cursor: pointer; flex-shrink: 0;
  border: none; background: transparent; -webkit-tap-highlight-color: transparent;
  border-radius: var(--radius-sm);
}
.task-check:focus-visible { outline: 2px solid var(--accent); outline-offset: -4px; border-radius: var(--radius-sm); }
.check-box {
  width: 21px; height: 21px; border-radius: 7px; border: 2px solid var(--border);
  display: grid; place-items: center; pointer-events: none;
  transition: border-color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease-spring);
}
.task-check:hover .check-box,
.task-check:focus-visible .check-box { border-color: var(--accent); transform: scale(1.1); }
.task-check:active .check-box { transform: scale(.88); }
.check-box svg {
  width: 11px; height: 11px; stroke: #fff; fill: none;
  stroke-width: 2.6; stroke-linecap: round; stroke-linejoin: round;
  opacity: 0; transform: scale(.5);
  transition: opacity var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease-spring);
}
.task-card.done .check-box { background: var(--done); border-color: var(--done); }
.task-card.done .check-box svg { opacity: 1; transform: scale(1); }

/* ── body ── */
.task-body { flex: 1; min-width: 0; padding-top: 1px; }
.task-title {
  font-size: .95rem; font-weight: 500; line-height: 1.45; color: var(--text);
  word-break: break-word; transition: color var(--dur) var(--ease);
}
.task-card.done .task-title { text-decoration: line-through; color: var(--text-muted); }
.task-desc-preview {
  font-size: .78rem; color: var(--text-muted); margin-top: 3px; line-height: 1.4;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 100%;
}
.task-meta { display: flex; align-items: center; gap: 7px; margin-top: 6px; flex-wrap: wrap; }
.task-tag {
  font-size: .67rem; font-weight: 600; letter-spacing: .04em; padding: 2px 8px;
  border-radius: 100px; background: var(--accent-dim); color: var(--accent);
  font-family: 'DM Mono', monospace;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}
.task-due {
  font-size: .7rem; color: var(--text-muted); display: flex; align-items: center;
  gap: 4px; font-family: 'DM Mono', monospace;
}
.task-due svg { width: 11px; height: 11px; stroke: currentColor; fill: none; stroke-width: 2; stroke-linecap: round; flex-shrink: 0; }
.task-due.overdue { color: var(--danger); }
.task-due.today   { color: var(--accent); font-weight: 600; }

/* ── card action buttons ── */
.card-actions { display: flex; align-items: center; margin: -11px -13px -11px 0; }

.task-edit, .task-delete {
  width: 40px; height: 44px; flex-shrink: 0;
  display: grid; place-items: center; border: none; background: transparent;
  cursor: pointer; border-radius: var(--radius-sm);
  -webkit-tap-highlight-color: transparent; opacity: .35;
  transition: color var(--dur-fast) var(--ease), opacity var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease-spring);
}
.task-edit  { color: var(--text-muted); }
.task-delete{ color: var(--text-muted); }
.task-edit:hover,  .task-edit:focus-visible  { color: var(--accent); opacity: 1; }
.task-delete:hover,.task-delete:focus-visible { color: var(--danger); opacity: 1; }
.task-edit:active, .task-delete:active { transform: scale(.82); }
.task-edit:focus-visible  { outline: 2px solid var(--accent); outline-offset: -4px; border-radius: var(--radius-sm); }
.task-delete:focus-visible{ outline: 2px solid var(--danger); outline-offset: -4px; border-radius: var(--radius-sm); }
.task-edit   svg { width: 14px; height: 14px; stroke: currentColor; fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.task-delete svg { width: 15px; height: 15px; stroke: currentColor; fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

@media (hover: hover) {
  .task-edit, .task-delete { opacity: 0; }
  .task-card:hover .task-edit,
  .task-card:hover .task-delete { opacity: .35; }
  .task-card:hover .task-edit:hover   { opacity: 1; color: var(--accent); }
  .task-card:hover .task-delete:hover { opacity: 1; color: var(--danger); }
}

/* ══════════════════════════════════════════════════════
   EMPTY STATES
══════════════════════════════════════════════════════ */
.empty-state {
  display: none; flex-direction: column; align-items: center; text-align: center;
  padding: 60px 24px 48px; gap: 10px;
  animation: fadeUp var(--dur-slow) var(--ease-out) both;
}
.empty-state.visible { display: flex; }
.empty-icon {
  width: 70px; height: 70px; background: var(--surface); border: 1px solid var(--border);
  border-radius: 22px; display: grid; place-items: center; margin-bottom: 6px; box-shadow: var(--shadow-xs);
}
.empty-icon svg { width: 29px; height: 29px; stroke: var(--text-muted); fill: none; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.empty-state h2 { font-size: 1.05rem; font-weight: 600; letter-spacing: -.02em; }
.empty-state p  { font-size: .85rem; color: var(--text-muted); line-height: 1.55; max-width: 215px; }

.empty-filter {
  text-align: center; padding: 36px 24px; color: var(--text-muted);
  font-size: .88rem; display: none;
}
.empty-filter.visible { display: block; }

/* ══════════════════════════════════════════════════════
   FAB
══════════════════════════════════════════════════════ */
.fab {
  position: fixed; bottom: calc(24px + var(--safe-b)); right: 20px;
  width: var(--fab-size); height: var(--fab-size); border-radius: 18px;
  background: var(--accent); border: none; cursor: pointer;
  display: grid; place-items: center; box-shadow: var(--shadow-fab); z-index: 200;
  -webkit-tap-highlight-color: transparent;
  transition: transform var(--dur) var(--ease-spring), box-shadow var(--dur) var(--ease), border-radius var(--dur) var(--ease);
}
.fab:hover { transform: scale(1.07); }
.fab:active { transform: scale(.91); transition-duration: .09s; }
.fab.open { border-radius: 50%; }
.fab:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.fab svg { width: 23px; height: 23px; stroke: #fff; fill: none; stroke-width: 2.3; stroke-linecap: round; transition: transform var(--dur) var(--ease-spring); }
.fab.open svg { transform: rotate(45deg); }

/* ══════════════════════════════════════════════════════
   MODAL
══════════════════════════════════════════════════════ */
.modal-backdrop {
  position: fixed; inset: 0; background: rgba(0,0,0,.4);
  backdrop-filter: blur(6px) saturate(130%); -webkit-backdrop-filter: blur(6px) saturate(130%);
  z-index: 300; display: flex; align-items: flex-end; justify-content: center;
  padding-bottom: var(--safe-b); opacity: 0; pointer-events: none;
  transition: opacity var(--dur-slow) var(--ease);
}
.modal-backdrop.active { opacity: 1; pointer-events: all; }
.modal {
  background: var(--surface); width: 100%; max-width: 560px;
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  padding: 0 var(--page-px) calc(24px + var(--safe-b));
  max-height: 92dvh; overflow-y: auto; overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  transform: translateY(100%); transition: transform var(--dur-slow) var(--ease-out);
  scrollbar-width: none;
}
.modal::-webkit-scrollbar { display: none; }
.modal-backdrop.active .modal { transform: translateY(0); }
.modal-handle {
  width: 36px; height: 4px; background: var(--surface-3); border-radius: 4px;
  margin: 14px auto 22px;
}
@media (min-width: 560px) {
  .modal-backdrop { align-items: center; padding-bottom: 0; }
  .modal {
    border-radius: var(--radius-xl); padding: 24px 28px 28px;
    transform: translateY(16px) scale(.97); opacity: 0;
    transition: transform var(--dur-slow) var(--ease-out), opacity var(--dur-slow) var(--ease);
  }
  .modal-backdrop.active .modal { transform: translateY(0) scale(1); opacity: 1; }
  .modal-handle { display: none; }
}
.modal-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 22px; }
.modal-title { font-size: 1.15rem; font-weight: 600; letter-spacing: -.025em; }
.modal-close {
  width: 32px; height: 32px; border: none; background: var(--surface-2);
  border-radius: 9px; cursor: pointer; display: grid; place-items: center;
  color: var(--text-muted); -webkit-tap-highlight-color: transparent;
  transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease-spring);
}
.modal-close:hover { background: var(--surface-3); color: var(--text); }
.modal-close:active { transform: scale(.88); }
.modal-close:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 9px; }
.modal-close svg { width: 14px; height: 14px; stroke: currentColor; fill: none; stroke-width: 2.2; stroke-linecap: round; }

/* ── form ── */
.form-group { display: flex; flex-direction: column; gap: 7px; margin-bottom: 16px; }
label {
  font-size: .71rem; font-weight: 600; letter-spacing: .07em; text-transform: uppercase;
  color: var(--text-muted); user-select: none;
}
label .optional { font-weight: 400; text-transform: none; letter-spacing: 0; font-size: .75rem; margin-left: 4px; opacity: .7; }

input[type="text"], input[type="date"], textarea {
  width: 100%; background: var(--surface-2); border: 1.5px solid transparent;
  border-radius: var(--radius-sm); padding: 13px 14px;
  font-family: 'DM Sans', system-ui, sans-serif; font-size: 1rem;
  color: var(--text); outline: none; -webkit-appearance: none; appearance: none;
  transition: border-color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
}
input[type="text"]::placeholder, textarea::placeholder { color: var(--text-muted); }
input[type="text"]:focus, input[type="date"]:focus, textarea:focus {
  border-color: var(--accent); background: var(--surface); box-shadow: 0 0 0 3px var(--accent-glow);
}
input.error { border-color: var(--danger) !important; box-shadow: 0 0 0 3px rgba(232,64,64,.14) !important; animation: shake .28s var(--ease); }
@keyframes shake { 0%,100%{transform:translateX(0)} 25%{transform:translateX(-5px)} 75%{transform:translateX(5px)} }
.field-error { font-size: .75rem; color: var(--danger); display: none; }
textarea { resize: none; min-height: 78px; line-height: 1.55; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

/* priority pills */
.priority-group { display: flex; gap: 8px; }
.priority-pill {
  flex: 1; padding: 11px 0; border-radius: var(--radius-sm); border: 1.5px solid var(--border);
  background: var(--surface-2); font-family: 'DM Sans', sans-serif;
  font-size: .82rem; font-weight: 500; color: var(--text-muted); cursor: pointer; text-align: center;
  -webkit-tap-highlight-color: transparent;
  transition: border-color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease),
    color var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease-spring);
}
.priority-pill:active { transform: scale(.93); }
.priority-pill:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.priority-pill[data-p="low"].active    { border-color: var(--done);   background: var(--done-dim);   color: #18A862; }
.priority-pill[data-p="medium"].active { border-color: var(--warn);   background: var(--warn-dim);   color: #C07D0A; }
.priority-pill[data-p="high"].active   { border-color: var(--danger); background: var(--danger-dim); color: var(--danger); }
[data-theme="dark"] .priority-pill[data-p="low"].active    { color: var(--done); }
[data-theme="dark"] .priority-pill[data-p="medium"].active { color: var(--warn); }
[data-theme="dark"] .priority-pill[data-p="high"].active   { color: var(--danger); }

.modal-actions {
  display: flex; gap: 10px; margin-top: 22px; padding-top: 18px; border-top: 1px solid var(--border);
}
.btn {
  flex: 1; padding: 14px; border-radius: var(--radius-sm); border: none;
  font-family: 'DM Sans', sans-serif; font-size: .95rem; font-weight: 600; cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  transition: background var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease-spring),
    filter var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
}
.btn:active { transform: scale(.96); }
.btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.btn-ghost { background: var(--surface-2); color: var(--text-2); flex: 0 0 auto; padding-left: 22px; padding-right: 22px; }
.btn-ghost:hover { background: var(--surface-3); }
.btn-primary { background: var(--accent); color: #fff; box-shadow: 0 2px 10px var(--accent-glow); }
.btn-primary:hover { filter: brightness(1.09); box-shadow: 0 4px 16px var(--accent-glow); }

/* ══════════════════════════════════════════════════════
   TOAST
══════════════════════════════════════════════════════ */
.toast {
  position: fixed; bottom: calc(90px + var(--safe-b)); left: 50%;
  transform: translateX(-50%) translateY(10px);
  background: var(--text); color: var(--bg); padding: 10px 20px; border-radius: 100px;
  font-size: .82rem; font-weight: 500; white-space: nowrap;
  opacity: 0; pointer-events: none; z-index: 400;
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
  box-shadow: 0 6px 24px rgba(0,0,0,.2);
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ══════════════════════════════════════════════════════
   KEYFRAMES
══════════════════════════════════════════════════════ */
@keyframes fadeUp { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

/* ══════════════════════════════════════════════════════
   SCROLLBAR (desktop only)
══════════════════════════════════════════════════════ */
@media (min-width: 600px) {
  ::-webkit-scrollbar { width: 4px; }
  ::-webkit-scrollbar-track { background: transparent; }
  ::-webkit-scrollbar-thumb { background: var(--border); border-radius: 10px; }
}