:root {
  --pico-primary: #8b5cf6;
  --pico-primary-hover: #7c3aed;
  --pico-primary-background: #8b5cf6;
  --pico-primary-hover-background: #7c3aed;
  --pico-primary-border: #8b5cf6;
  --pico-primary-hover-border: #7c3aed;
  --pico-primary-focus: rgba(139,92,246,.25);
  --pico-primary-inverse: #fff;
  --pico-border-radius: 1.25rem;
  --pico-font-family: 'Nunito', sans-serif;
  --c-purple: rgba(139,92,246,.14); --c-mint: rgba(16,185,129,.14);
  --c-sky:    rgba(59,130,246,.14); --c-gold: rgba(245,158,11,.14);
  --bloopi-correct:     #059669; --bloopi-correct-bg:     rgba(16,185,129,.16);
  --bloopi-incorrect:   #dc2626; --bloopi-incorrect-bg:   rgba(239,68,68,.13);
  --spring: cubic-bezier(.34,1.56,.64,1);
}

body, button, input, select, textarea { font-family: 'Nunito', sans-serif; }

/* ── Welcome screen ── */
.welcome-overlay {
  position: fixed; inset: 0; z-index: 300;
  display: flex; align-items: center; justify-content: center;
  padding: 2rem 1.5rem;
  background: var(--pico-background-color);
}
.welcome-card {
  max-width: 360px; width: 100%; text-align: center;
  animation: float-in .5s var(--spring);
}
.welcome-title { font-size: 1.55rem; font-weight: 900; margin-bottom: .9rem; }
.welcome-body {
  color: var(--pico-muted-color); font-size: .95rem;
  line-height: 1.65; margin-bottom: .85rem;
}
.welcome-card > button { margin-top: .65rem; width: 100%; font-size: 1rem; }

/* ── Update banner ── */
.update-banner {
  position: fixed; top: 0; left: 0; right: 0; z-index: 999;
  display: flex; align-items: center; justify-content: center; gap: .75rem;
  padding: .5rem 1rem;
  background: linear-gradient(90deg, rgba(103,232,249,.18), rgba(168,85,247,.18));
  backdrop-filter: blur(10px);
  border-bottom: 1.5px solid rgba(139,92,246,.2);
  font-size: .8rem; font-weight: 700;
  animation: float-in .3s var(--spring);
}
.update-banner kbd { color: var(--pico-primary); background: rgba(139,92,246,.15); border-color: rgba(139,92,246,.3); }
.update-banner-close {
  background: none !important; border: none !important; box-shadow: none !important;
  padding: .1rem .35rem !important; font-size: .75rem;
  color: var(--pico-muted-color); flex-shrink: 0;
  line-height: 1;
}
.update-banner-close:hover { color: var(--pico-color) !important; transform: none !important; box-shadow: none !important; }

/* ── Scrollbar rainbow ── */
:root { --scrollbar-thumb: #67e8f9; }
html { scrollbar-color: var(--scrollbar-thumb) transparent; scrollbar-width: thin; }
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--scrollbar-thumb); border-radius: 50em; transition: background-color .12s ease; }
.app-content {
  width: 100%;
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
  padding: 0 1.25rem 5.5rem;
  box-sizing: border-box;
}

/* ── Cursors ── */
button:not(:disabled), details > summary, .tab-btn, a { cursor: pointer; }
button:disabled { cursor: not-allowed; }

/* ── Pill buttons — transition MUST be on base rule so mouse-out also animates ── */
button {
  border-radius: 50em !important;
  font-weight: 700;
  transition: transform .15s var(--spring), box-shadow .15s ease, background-color .2s, opacity .2s !important;
}
button:disabled { opacity: .4; }

/* Primary — 3-D press */
button:not(.secondary):not(.outline):not(.contrast):not(.porter-card):not(.filter-pill) {
  box-shadow: 0 5px 0 #6d28d9, 0 8px 18px rgba(139,92,246,.25) !important;
}
button:not(.secondary):not(.outline):not(.contrast):not(.porter-card):not(.filter-pill):not(:disabled):hover {
  transform: translateY(-5px) scale(1.05) !important;
  box-shadow: 0 10px 0 #6d28d9, 0 16px 28px rgba(139,92,246,.38) !important;
}
button:not(.secondary):not(.outline):not(.contrast):not(.porter-card):not(.filter-pill):not(:disabled):active {
  transform: translateY(4px) scale(.97) !important;
  box-shadow: 0 1px 0 #6d28d9 !important;
}
button:not(.secondary):not(.outline):not(.contrast):not(.porter-card):not(.filter-pill):disabled {
  box-shadow: none !important;
}

/* Secondary bounce */
button.secondary:not(.outline):not(.porter-card):not(:disabled):hover  { transform: translateY(-3px) scale(1.04) !important; box-shadow: 0 6px 20px rgba(0,0,0,.13) !important; }
button.secondary:not(.outline):not(.porter-card):not(:disabled):active { transform: translateY(2px)  scale(.97)  !important; box-shadow: none !important; }

/* Outline (exit, etc.) */
button.outline:not(.porter-card):not(:disabled):hover  { transform: scale(1.08) !important; }
button.outline:not(.porter-card):not(:disabled):active { transform: scale(.92)  !important; }

/* ── Tab bar ── */
.tab-bar {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 50;
  display: flex; justify-content: space-around; align-items: center;
  background: var(--pico-card-background-color);
  border-top: 1px solid var(--pico-muted-border-color); padding: .5rem;
}
.tab-btn {
  display: flex; flex-direction: column; align-items: center; gap: .15rem;
  background: none; border: none; padding: .45rem 1.4rem;
  color: var(--pico-muted-color); font-size: .7rem; border-radius: 50em;
  transition: color .15s, background .2s, transform .15s var(--spring) !important;
}
.tab-btn:hover:not(.active) { background: var(--pico-muted-border-color); transform: translateY(-2px) !important; }
.tab-btn.active { color: var(--pico-primary); background: var(--c-purple); font-weight: 800; transform: translateY(-1px) !important; }
.tab-icon { font-size: 1.45rem; line-height: 1; }
.tab-icon-img {
  width: 1.7rem; height: 1.7rem; object-fit: contain; display: block;
  transition: transform .15s var(--spring);
}

/* ── Session overlay ── */
.session-overlay { position: fixed; inset: 0; z-index: 100; background: var(--pico-background-color); overflow-y: auto; padding: 1rem; }
.session-header { display: flex; align-items: center; gap: 1rem; margin-bottom: 2rem; }
.exit-btn { flex-shrink: 0; padding: .3rem .9rem; font-size: .85rem; }
.session-content { max-width: 580px; margin: 0 auto; text-align: center; padding: 1rem 0 4rem; }
.question-title { font-size: clamp(1.2rem,4vw,1.9rem); font-weight: 800; margin-bottom: 1.5rem; }

/* ── Session phase label ── */
.session-phase-label {
  display: block; font-size: .68rem; font-weight: 900; text-transform: uppercase;
  letter-spacing: .1em; color: var(--pico-muted-color); margin-bottom: .35rem;
}

/* ── Study answer reveal ── */
.study-answer {
  font-size: 1.5rem; font-weight: 900; color: var(--bloopi-correct);
  background: var(--bloopi-correct-bg); border-radius: 1.25rem;
  padding: .7rem 1.25rem; margin: .5rem 0 1rem;
  animation: pop-in .2s var(--spring);
}

/* ── Answer input ── */
.answer-input { display: flex; gap: .5rem; margin: 1.5rem 0; }
.answer-input input { flex: 1; border-radius: 50em !important; transition: border-color .2s, box-shadow .2s; }
.answer-correct   { border-color: var(--bloopi-correct)   !important; box-shadow: 0 0 0 4px rgba(5,150,105,.18)  !important; }
.answer-incorrect { border-color: var(--bloopi-incorrect) !important; box-shadow: 0 0 0 4px rgba(220,38,38,.15)  !important; }

/* ── Rank badges ── */
.rank-badge-wrap { position: relative; display: inline-flex; align-items: flex-end; flex-shrink: 0; }
.rank-badge { object-fit: contain; display: inline-block; vertical-align: middle; }
.rank-badge--sm  { width: 28px;  height: 28px;  }
.rank-badge--md  { width: 44px;  height: 44px;  }
.rank-badge--lg  { width: 80px;  height: 80px;  }
.rank-badge--xl  { width: 140px; height: 140px; }
.rank-badge--interactive {
  cursor: pointer;
  transition: transform .15s cubic-bezier(.34,1.56,.64,1), filter .15s;
}
.rank-badge--interactive:hover  { transform: scale(1.25) rotate(8deg);  filter: drop-shadow(0 4px 10px rgba(139,92,246,.45)); }
.rank-badge--interactive:active { transform: scale(.88)  rotate(-6deg); }
.rank-sub-badge {
  position: absolute; bottom: -3px; right: -5px;
  background: var(--pico-primary); color: #fff;
  font-size: .55rem; font-weight: 900; line-height: 1;
  min-width: .95rem; height: .95rem; border-radius: 50em;
  display: flex; align-items: center; justify-content: center;
  border: 2px solid var(--pico-background-color);
  pointer-events: none;
}

/* ── Rank-up celebration ── */
@keyframes rank-bounce {
  0%   { transform: scale(0) rotate(-20deg); opacity: 0; }
  55%  { transform: scale(1.28) rotate(6deg); }
  75%  { transform: scale(.92) rotate(-3deg); }
  100% { transform: scale(1) rotate(0deg); opacity: 1; }
}
@keyframes rank-pulse {
  0%,100% { filter: drop-shadow(0 0 6px  rgba(139,92,246,.35)); }
  50%     { filter: drop-shadow(0 0 22px rgba(139,92,246,.75)); }
}
@keyframes rankup-words {
  0%   { transform: translateY(12px); opacity: 0; }
  100% { transform: translateY(0);    opacity: 1; }
}
.rankup-screen { text-align: center; padding: 1.5rem 1rem; animation: float-in .3s cubic-bezier(.34,1.56,.64,1); }
.rankup-header { display: flex; align-items: center; justify-content: center; gap: .55rem; margin-bottom: 1rem; animation: rankup-words .35s .05s both; }
.rankup-label  { font-size: 1rem; font-weight: 900; text-transform: uppercase; letter-spacing: .08em; color: var(--pico-muted-color); }
.rankup-name   { font-size: 1rem; font-weight: 900; color: var(--pico-primary); }
.rankup-img    {
  display: block; margin: 0 auto .75rem;
  width: 150px; height: 150px; object-fit: contain; cursor: pointer;
  animation: rank-bounce .65s cubic-bezier(.34,1.56,.64,1), rank-pulse 2s ease-in-out .7s infinite;
  transition: transform .15s cubic-bezier(.34,1.56,.64,1), filter .15s;
}
.rankup-img:hover  { transform: scale(1.12) rotate(6deg);  filter: drop-shadow(0 6px 14px rgba(139,92,246,.55)); }
.rankup-img:active { transform: scale(.9)   rotate(-4deg); }

/* ── Feedback ── */
@keyframes pop-in   { from { transform: scale(.7) rotate(-3deg); opacity:0; } to { transform: scale(1) rotate(0); opacity:1; } }
@keyframes float-in { from { transform: translateY(24px); opacity:0; } to { transform: translateY(0); opacity:1; } }
.feedback-banner { padding: .85rem 1.4rem; border-radius: 1.25rem; font-size: 1.3rem; font-weight: 800; margin: 1rem 0; animation: pop-in .25s var(--spring); }
.feedback-banner.correct   { background: var(--bloopi-correct-bg);   color: var(--bloopi-correct); }
.feedback-banner.incorrect { background: var(--bloopi-incorrect-bg); color: var(--bloopi-incorrect); }
.correct-answer { margin: .5rem 0 1rem; }
.answer-reveal {
  background: var(--bloopi-correct-bg); color: var(--bloopi-correct);
  border-radius: 1rem; padding: .5rem .9rem;
  font-size: .88rem; margin: .75rem 0;
  animation: pop-in .25s var(--spring);
}
.rankup-actions { display: inline-flex; flex-direction: column; gap: .6rem; margin: .75rem 0; }
.rankup-actions .answer-reveal { margin: 0; }
.mnemonic-hint { text-align: left; border-left: 4px solid var(--pico-primary); background: var(--c-purple); border-radius: 1rem; }

/* ── Question image ── */
.question-image {
  display: block; max-width: 100%; max-height: 220px; width: auto;
  margin: 0 auto .75rem; border-radius: 1rem;
  object-fit: contain;
}

/* ── Notes (fun facts) ── */
.notes-block {
  display: flex; gap: .65rem; align-items: flex-start; text-align: left;
  background: var(--c-gold); border-left: 4px solid rgba(245,158,11,.55);
  border-radius: 1rem; padding: .75rem 1rem; margin: .75rem 0;
}
.notes-block p { margin: 0; font-size: .9rem; line-height: 1.55; flex: 1; }
.notes-icon { font-size: 1.1rem; flex-shrink: 0; margin-top: .1rem; }
.notes-inline-editor {
  flex: 1; margin: 0; padding: 0; resize: none;
  border: none !important; outline: none !important; box-shadow: none !important;
  background: transparent !important; font: inherit; font-size: .9rem; line-height: 1.55;
  color: inherit; width: 100%; min-height: 1.4em; overflow: hidden;
}
.notes-inline-editor::placeholder { opacity: .45; font-style: italic; }
.notes-saved-flash {
  font-size: .8rem; font-weight: 700; color: #059669;
  flex-shrink: 0; align-self: center;
  animation: toast-in .2s var(--spring) both, toast-out .3s 1.5s both;
}

/* ── Card hover lift ── */
article:not(.stat-card) { transition: transform .18s ease, box-shadow .18s; }
article:not(.stat-card):hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0,0,0,.1); }

/* ── App title ── */
.app-title {
  font-size: 2.6rem; font-weight: 900; letter-spacing: -.03em;
  margin-bottom: .1rem; text-align: center;
  background: linear-gradient(135deg, #8b5cf6, #6d28d9);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}

/* ── Home ── */
.home-subtitle { color: var(--pico-muted-color); margin-bottom: 1rem; text-align: center; }
.today-cards { display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; margin: 1.25rem 0; }
.today-card { padding: 1.2rem 1rem; border-radius: 1.5rem; text-align: center; transition: transform .18s var(--spring), box-shadow .18s; }
.today-card:hover { transform: translateY(-3px) scale(1.02); box-shadow: 0 8px 22px rgba(0,0,0,.1); }
.today-num  { display: block; font-size: 2.6rem; font-weight: 900; line-height: 1.1; }
.today-card small { color: var(--pico-muted-color); font-size: .8rem; font-weight: 600; }
.today-card--review { background: var(--c-purple); }
.today-card--lesson { background: var(--c-mint); }
.session-buttons { display: flex; flex-direction: column; gap: .75rem; margin: 1.25rem 0; }

/* ── 7-day calendar ── */
.calendar-section { margin: 1.5rem 0 .5rem; }
.calendar-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: .5rem; }
.calendar-title { font-size: .8rem; font-weight: 800; color: var(--pico-muted-color); text-transform: uppercase; letter-spacing: .05em; margin: 0; }
.next-review-timer {
  font-size: .8rem; font-weight: 800;
  background: var(--c-purple); color: var(--pico-primary);
  padding: .2rem .65rem; border-radius: 50em;
  font-variant-numeric: tabular-nums;
  letter-spacing: .01em;
}
.calendar-row { display: flex; gap: .4rem; }
.calendar-day { flex: 1; text-align: center; padding: .55rem .2rem; border-radius: .9rem; background: var(--pico-card-background-color); border: 2px solid var(--pico-muted-border-color); transition: transform .15s var(--spring), border-color .15s, background .15s; cursor: pointer; user-select: none; }
.calendar-day:hover { transform: translateY(-2px); }
.cal-today { border-color: var(--pico-primary); background: var(--c-purple); }
.cal-has .cal-count { color: var(--pico-primary); font-weight: 900; }
.cal-selected { border-color: var(--pico-primary) !important; background: var(--c-purple) !important; }
.cal-label { display: block; font-size: .6rem; font-weight: 700; color: var(--pico-muted-color); text-transform: uppercase; }
.cal-count { display: block; font-size: 1rem; font-weight: 800; margin-top: .1rem; }

/* ── Calendar breakdown panel ── */
.cal-breakdown {
  margin-top: .6rem; padding: .75rem 1rem; border-radius: 1rem;
  background: var(--pico-card-background-color);
  border: 2px solid var(--pico-muted-border-color);
  animation: float-in .2s var(--spring);
}
.cal-breakdown-title { font-size: .75rem; font-weight: 800; color: var(--pico-muted-color); text-transform: uppercase; letter-spacing: .05em; margin: 0 0 .5rem; }
.cal-breakdown-row { display: flex; justify-content: space-between; align-items: center; padding: .3rem 0; border-bottom: 1px solid var(--pico-muted-border-color); }
.cal-breakdown-row:last-child { border-bottom: none; }
.cal-breakdown-hour { font-size: .88rem; font-weight: 700; }
.cal-breakdown-count { font-size: .88rem; font-weight: 900; color: var(--pico-primary); }
.cal-breakdown-empty { font-size: .85rem; color: var(--pico-muted-color); font-style: italic; margin: 0; }

/* ── Deck tag in sessions ── */
.deck-tag { display: inline-block; font-size: .7rem; font-weight: 800; padding: .2rem .65rem; border-radius: 50em; background: var(--c-sky); color: var(--pico-muted-color); margin-bottom: .75rem; text-transform: uppercase; letter-spacing: .04em; }

/* ── Enter hint ── */
.hint-enter { font-size: .75rem; color: var(--pico-muted-color); margin-top: .4rem; }

/* ── Porter details (the <details> accordion on HomeView) ── */
.porter-details { margin-top: 1.25rem; }
.porter-details > summary {
  list-style: none; -webkit-appearance: none;
  display: flex; align-items: center; justify-content: space-between;
  padding: .85rem 1.1rem; border-radius: 1.25rem;
  background: var(--pico-card-background-color);
  border: 2px solid var(--pico-muted-border-color);
  font-weight: 800; font-size: .95rem; color: var(--pico-color);
  transition: transform .15s var(--spring), box-shadow .15s, background .2s;
}
.porter-details > summary::marker,
.porter-details > summary::-webkit-details-marker { display: none; }
.porter-details > summary::after { content: '▾'; font-size: 1rem; transition: transform .25s var(--spring); }
.porter-details[open] > summary { border-bottom-left-radius: 0; border-bottom-right-radius: 0; }
.porter-details[open] > summary::after { transform: rotate(-180deg); }
.porter-details > summary:hover { transform: translateY(-2px); box-shadow: 0 6px 18px rgba(0,0,0,.1); background: var(--c-purple); }
.porter-details > .data-porter { padding: 1rem; border: 2px solid var(--pico-muted-border-color); border-top: none; border-radius: 0 0 1.25rem 1.25rem; }

/* ── Porter buttons (card-style, use secondary outline as Pico base) ── */
.porter-card {
  display: flex !important; align-items: center; gap: 1rem; width: 100%; text-align: left;
  padding: .85rem 1.1rem; border-radius: 1.1rem !important;
  color: var(--pico-color) !important;
  box-shadow: none !important;
  font-size: .9rem; font-weight: 700;
}
.porter-card:not(:disabled):hover  { transform: translateY(-3px) scale(1.02) !important; box-shadow: 0 8px 22px rgba(0,0,0,.12) !important; }
.porter-card:not(:disabled):active { transform: translateY(1px)  scale(.98)  !important; box-shadow: none !important; }
.porter-card--export { background: var(--c-purple) !important; border-color: rgba(139,92,246,.35) !important; }
.porter-card--import { background: var(--c-mint)   !important; border-color: rgba(16,185,129,.35)  !important; }
.porter-card--reset  { background: var(--bloopi-incorrect-bg) !important; border-color: rgba(220,38,38,.3) !important; }

.reset-confirm {
  padding: 1rem 1.1rem; border-radius: 1.1rem; animation: pop-in .2s var(--spring);
  background: var(--bloopi-incorrect-bg); border: 2px solid rgba(220,38,38,.3);
}
.reset-confirm p { margin: 0 0 .85rem; font-weight: 600; font-size: .9rem; }
.reset-confirm-btns { display: flex; gap: .5rem; }
.reset-confirm-btns button { flex: 1; }
.reset-confirm-yes {
  background: #dc2626 !important; color: #fff !important;
  border-color: #dc2626 !important;
  box-shadow: 0 4px 0 #991b1b !important;
}
.reset-confirm-yes:hover:not(:disabled) {
  background: #b91c1c !important;
  box-shadow: 0 7px 0 #991b1b, 0 10px 20px rgba(220,38,38,.3) !important;
  transform: translateY(-3px) scale(1.03) !important;
}
.reset-confirm-yes:active:not(:disabled) {
  transform: translateY(3px) scale(.97) !important;
  box-shadow: 0 1px 0 #991b1b !important;
}
.porter-icon { font-size: 2rem; line-height: 1; flex-shrink: 0; }
.porter-label strong { display: block; font-size: .95rem; }
.porter-label small  { color: var(--pico-muted-color); font-size: .78rem; font-weight: 600; }

/* ── Page headings (Decks, Stats, Guide) ── */
.decks-view > h2, .stats-view > h2, .stats-view > h3, .guide-view > h2 { text-align: center; }

/* ── Decks search + filter ── */
.decks-search input { border-radius: 50em !important; margin-bottom: .5rem; }

.filter-pills { display: flex; gap: .45rem; flex-wrap: wrap; margin-bottom: 1.25rem; align-items: center; }
.filter-pill {
  padding: .3rem .9rem; font-size: .8rem; font-weight: 700;
  background: var(--pico-card-background-color);
  border: 2px solid var(--pico-muted-border-color) !important;
  color: var(--pico-muted-color); box-shadow: none !important;
  transition: background .15s, color .15s, border-color .15s, transform .12s var(--spring), box-shadow .15s !important;
}
.filter-pill:not(.filter-pill--active):hover { transform: translateY(-2px) !important; box-shadow: 0 4px 12px rgba(0,0,0,.1) !important; background: var(--c-purple); }
.filter-pill--active {
  background: var(--pico-primary) !important; color: #fff !important;
  border-color: var(--pico-primary) !important;
  box-shadow: 0 3px 0 #6d28d9 !important;
}
.filter-pill--active:hover { transform: translateY(-2px) !important; box-shadow: 0 5px 0 #6d28d9 !important; }
.filter-pill--active:active { transform: translateY(2px) !important; box-shadow: 0 1px 0 #6d28d9 !important; }

/* ── Filter dropdown ── */
.filter-dropdown { position: relative; }
.fdd-caret { font-size: .6rem; margin-left: .3rem; opacity: .7; }
.filter-dropdown-panel {
  position: absolute; top: calc(100% + .4rem); left: 0; z-index: 50;
  min-width: 190px; max-width: 260px;
  background: var(--pico-card-background-color);
  border: 2px solid var(--pico-muted-border-color);
  border-radius: 1.25rem; padding: .6rem;
  box-shadow: 0 10px 36px rgba(0,0,0,.16);
  animation: float-in .2s var(--spring);
}
.filter-dropdown-search { border-radius: 50em !important; margin-bottom: .35rem; padding: .35rem .75rem !important; font-size: .82rem !important; }
.fdd-list { list-style: none; padding: 0; margin: 0; max-height: 220px; overflow-y: auto; }
.fdd-option {
  display: flex; align-items: center; gap: .45rem;
  padding: .38rem .6rem; border-radius: .75rem; cursor: pointer;
  font-size: .85rem; font-weight: 600; color: var(--pico-color);
  transition: background .1s;
}
.fdd-option:hover { background: var(--c-purple); }
.fdd-option--active { background: var(--pico-primary) !important; color: #fff; }
.fdd-option--active:hover { opacity: .88; }
.fdd-clear { color: #dc2626; font-weight: 700; }
.fdd-empty, .fdd-hint { padding: .35rem .6rem; font-size: .78rem; color: var(--pico-muted-color); font-style: italic; }
.fdd-icon { font-size: 1rem; line-height: 1; flex-shrink: 0; }

/* ── Deck language flag ── */
.deck-lang-flag { height: 11px; margin-left: .35rem; vertical-align: middle; border-radius: 1px; }
.lang-flag-img  { height: 11px; vertical-align: middle; border-radius: 1px; }
.decks-overflow-note { text-align: center; font-size: .82rem; color: var(--pico-muted-color); margin-top: .75rem; }

/* ── Decks ── */
.deck-grid { display: grid; grid-template-columns: repeat(auto-fill,minmax(280px,1fr)); gap: 1rem; }
.deck-card { overflow: hidden; }
.deck-card--clickable { cursor: pointer; }
.deck-card footer { margin-top: .5rem; }
.deck-footer-actions { display: flex; gap: .5rem; }
.deck-footer-actions > button { flex: 1; }

.deck-remove-btn {
  background: var(--bloopi-incorrect-bg) !important;
  color: var(--bloopi-incorrect) !important;
  border-color: rgba(220,38,38,.3) !important;
}
.deck-remove-btn:hover { background: rgba(220,38,38,.22) !important; }

.deck-remove-yes {
  background: #dc2626 !important; color: #fff !important;
  border-color: #dc2626 !important; box-shadow: none !important;
}
.deck-remove-yes:hover { background: #b91c1c !important; transform: translateY(-2px) !important; }
.deck-header { background: linear-gradient(135deg,var(--c-purple),var(--c-sky)); margin: -1rem -1rem .75rem; padding: .8rem 1rem; }
.deck-header strong { display: block; }
.deck-header-sub { display: flex; align-items: center; gap: .4rem; margin-top: .2rem; }

/* ── Deck preview modal ── */
.deck-preview-overlay {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(0,0,0,.45); backdrop-filter: blur(4px);
  display: flex; align-items: flex-start; justify-content: center;
  padding: 1.5rem 1rem; overflow-y: auto;
}
.deck-preview-modal {
  background: var(--pico-background-color);
  border-radius: 1.5rem; width: 100%; max-width: 600px;
  padding: 1.5rem; animation: float-in .3s var(--spring);
  box-shadow: 0 24px 64px rgba(0,0,0,.2);
}
.deck-preview-header {
  display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem;
  margin-bottom: 1rem;
}
.deck-preview-title { font-size: 1.5rem; font-weight: 900; margin: 0 0 .25rem; }
.rank-items-header  { display: flex; align-items: center; gap: .85rem; }
.deck-preview-desc  { margin: 0; color: var(--pico-muted-color); font-size: .9rem; }
.modal-search { margin-bottom: .75rem; }
.modal-search input { border-radius: 50em !important; width: 100%; }

.deck-preview-toolbar {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 1rem; padding-bottom: .75rem;
  border-bottom: 2px solid var(--pico-muted-border-color);
}
.deck-preview-toolbar-left { display: flex; align-items: center; gap: .5rem; }
.deck-preview-count { font-size: .8rem; font-weight: 800; color: var(--pico-muted-color); text-transform: uppercase; letter-spacing: .05em; }
.deck-preview-mnemonic-count { font-size: .8rem; font-weight: 700; color: var(--pico-muted-color); }
.deck-preview-list { display: flex; flex-direction: column; gap: .6rem; }
.deck-preview-item {
  display: flex; gap: .85rem; align-items: flex-start;
  padding: .9rem 1rem; border-radius: 1.1rem; cursor: pointer;
  background: var(--pico-card-background-color);
  border: 2px solid var(--pico-muted-border-color);
  transition: transform .15s var(--spring), box-shadow .15s, background .15s;
}
.deck-preview-item:hover { transform: translateY(-2px); box-shadow: 0 6px 18px rgba(0,0,0,.1); }
.deck-preview-item.revealed { background: var(--c-purple); border-color: rgba(139,92,246,.35); }
.deck-preview-num {
  flex-shrink: 0; width: 1.5rem; height: 1.5rem; border-radius: 50em;
  background: var(--pico-muted-border-color); color: var(--pico-muted-color);
  font-size: .7rem; font-weight: 900; display: flex; align-items: center; justify-content: center;
  margin-top: .1rem;
}
.deck-preview-content { flex: 1; }
.deck-preview-q-row { display: flex; align-items: center; justify-content: space-between; gap: .5rem; }
.deck-preview-q    { margin: 0; font-weight: 700; font-size: .95rem; flex: 1; }
.deck-preview-a    { margin: .35rem 0 0; font-weight: 800; font-size: .9rem; color: var(--pico-primary); }
.deck-preview-mnemonic { margin: .35rem 0 0; font-size: .8rem; color: var(--pico-muted-color); font-style: italic; }
.deck-preview-notes    { margin: .4rem 0 0; font-size: .8rem; color: var(--pico-muted-color); }
.deck-preview-tap      { margin: .25rem 0 0; font-size: .78rem; color: var(--pico-muted-color); font-style: italic; }
.deck-new-badge {
  font-size: .65rem; font-weight: 900; padding: .1rem .45rem;
  border-radius: 50em; background: #f59e0b; color: #fff;
  animation: pop-in .25s var(--spring);
}
.deck-preview-author { margin: .2rem 0 0; font-size: .8rem; font-weight: 700; color: var(--pico-muted-color); }
.progress-bar-wrap progress { margin-bottom: 0; }
.progress-label { display: block; margin-bottom: .2rem; font-size: .8rem; font-weight: 600; }

/* ── Stats ── */
.stats-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: .75rem; margin: 1rem 0; }
.stat-card { text-align: center; padding: .85rem; border-radius: 1.25rem; }
.stat-card:nth-child(1) { background: var(--c-purple); }
.stat-card:nth-child(2) { background: var(--c-mint); }
.stat-card:nth-child(3) { background: var(--c-sky); }
.stat-number { font-size: 2rem; font-weight: 900; margin: 0; }
.stat-label  { margin: 0; color: var(--pico-muted-color); font-size: .8rem; font-weight: 600; }
.level-breakdown { margin: .5rem 0 1.5rem; }
.level-row { display: flex; align-items: center; gap: .5rem; margin: .6rem 0; border-radius: 1rem; padding: .35rem .5rem; transition: background .15s, transform .15s var(--spring); }
.level-row--clickable { cursor: pointer; }
.level-row--clickable:hover { background: var(--c-purple); transform: translateX(3px); }
.level-label { width: 4.5rem; font-size: .85rem; font-weight: 800; flex-shrink: 0; }
.level-bar-wrap { flex: 1; height: 1rem; background: var(--pico-muted-border-color); border-radius: 50em; overflow: hidden; }
.level-bar { height: 100%; border-radius: 50em; transition: width .6s var(--spring); }
.level-row:nth-child(1) .level-bar { background: #67e8f9; }
.level-row:nth-child(2) .level-bar { background: #4ade80; }
.level-row:nth-child(3) .level-bar { background: #fbbf24; }
.level-row:nth-child(4) .level-bar { background: #f472b6; }
.level-row:nth-child(5) .level-bar { background: #a855f7; }
.level-count { width: 2rem; text-align: right; font-size: .85rem; font-weight: 700; }

/* ── Guide ── */
.guide-intro { color: var(--pico-muted-color); margin-bottom: 1.25rem; }
.guide-sections { display: flex; flex-direction: column; gap: .85rem; }
.guide-section {
  display: flex; gap: 1rem; align-items: flex-start;
  background: var(--pico-card-background-color);
  border: 2px solid var(--pico-muted-border-color);
  border-radius: 1.25rem; padding: 1.1rem 1.2rem;
}
.guide-section--full { flex-direction: column; }
.guide-section-icon { font-size: 1.6rem; flex-shrink: 0; line-height: 1; margin-top: .1rem; }
.guide-section h3 { margin: 0 0 .35rem; font-size: 1rem; font-weight: 900; }
.guide-section p  { margin: 0; font-size: .9rem; color: var(--pico-muted-color); line-height: 1.6; }
.rank-ladder { display: flex; flex-direction: column; gap: .6rem; margin-top: .85rem; }
.rank-ladder-row {
  display: flex; align-items: center; gap: .85rem;
  padding: .65rem .9rem; border-radius: 1rem;
  background: var(--pico-card-sectionning-background-color, var(--pico-muted-border-color));
}
.rank-ladder-row--1 { background: rgba(103,232,249,.15); }
.rank-ladder-row--2 { background: rgba(74,222,128,.15);  }
.rank-ladder-row--3 { background: rgba(251,191,36,.15);  }
.rank-ladder-row--4 { background: rgba(244,114,182,.15); }
.rank-ladder-row--5 { background: rgba(168,85,247,.15);  }
.rank-ladder-info { display: flex; flex-direction: column; gap: .1rem; }
.rank-ladder-info strong { font-size: .95rem; font-weight: 900; }
.rank-ladder-info span  { font-size: .8rem;  color: var(--pico-muted-color); }
.rank-ladder-info small { font-size: .75rem; color: var(--pico-muted-color); font-style: italic; }
.guide-shortcuts { list-style: none; padding: 0; margin: .5rem 0 0; display: flex; flex-direction: column; gap: .55rem; }
.guide-shortcuts li { display: flex; align-items: center; gap: .65rem; font-size: .9rem; color: var(--pico-muted-color); }
kbd {
  display: inline-block; padding: .15rem .5rem; border-radius: .45rem;
  background: var(--pico-muted-border-color); color: var(--pico-color);
  font-size: .75rem; font-weight: 800; font-family: monospace;
  white-space: nowrap; flex-shrink: 0;
}

/* ── Guide contributing ── */
.guide-contributing { margin-top: 1.5rem; }
.guide-contributing h3 { text-align: center; margin-bottom: .5rem; }
.guide-contributing p { margin: 0 0 .4rem; font-size: .9rem; color: var(--pico-muted-color); }
.guide-contributing-alt { font-size: .82rem !important; }

/* ── Guide contributors ── */
.guide-contributors { margin-top: 1.5rem; }
.guide-contributors h3 { text-align: center; margin-bottom: .75rem; }
.contributors-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: .5rem; }
.contributor-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: .75rem 1rem; border-radius: 1.1rem;
  background: var(--pico-card-background-color);
  border: 2px solid var(--pico-muted-border-color);
}
.contributor-name { font-weight: 800; color: var(--pico-primary); text-decoration: none; }
.contributor-name:hover { text-decoration: underline; }
.contributor-stats { font-size: .82rem; font-weight: 600; color: var(--pico-muted-color); }

/* ── Summary ── */
.summary { max-width: 400px; margin: 5rem auto; text-align: center; animation: float-in .4s var(--spring); }
.summary-icon { font-size: 4rem; margin-bottom: .5rem; display: block; animation: pop-in .5s var(--spring); }
.summary-actions { display: flex; flex-direction: column; gap: .6rem; margin-top: .5rem; }
.summary-done-btn {
  background: var(--bloopi-incorrect-bg) !important;
  color: var(--bloopi-incorrect) !important;
  border: none !important;
  box-shadow: none !important;
}
.summary-done-btn:hover:not(:disabled) { background: rgba(220,38,38,.22) !important; transform: translateY(-2px) !important; box-shadow: none !important; }
.summary-done-btn:active:not(:disabled) { transform: translateY(1px) !important; }
.leveled-up { color: var(--pico-primary); font-weight: 800; }
.muted-note  { color: var(--pico-muted-color); font-size: .9rem; }
.success-msg { color: var(--bloopi-correct);   font-weight: 700; }
.error-msg   { color: var(--bloopi-incorrect); font-weight: 700; }

/* ── Toast ── */
@keyframes toast-in  { from { transform: translate(-50%, 12px); opacity: 0; } to { transform: translate(-50%, 0); opacity: 1; } }
@keyframes toast-out { from { opacity: 1; } to { opacity: 0; } }
.toast {
  position: fixed; bottom: 5rem; left: 50%; transform: translateX(-50%);
  background: #059669; color: #fff;
  font-size: .88rem; font-weight: 800;
  padding: .55rem 1.25rem; border-radius: 50em;
  pointer-events: none; z-index: 500;
  box-shadow: 0 4px 16px rgba(0,0,0,.22);
  animation: toast-in .25s var(--spring) both, toast-out .3s 2.5s both;
  white-space: nowrap;
}
.toast--err { background: #dc2626; }

/* ── Sync ── */
.sync-bar { display: flex; align-items: center; justify-content: center; margin: .25rem 0 .5rem; }
.sync-btn {
  background: #0ea5e9 !important;
  color: #fff !important;
  border: none !important;
  box-shadow: 0 4px 0 #0369a1 !important;
  padding: .45rem 1.4rem !important;
  font-size: .9rem !important;
}
.sync-btn:hover:not(:disabled) { background: #38bdf8 !important; transform: translateY(-2px); box-shadow: 0 6px 0 #0369a1 !important; }
.sync-btn:active:not(:disabled) { transform: translateY(2px); box-shadow: 0 2px 0 #0369a1 !important; }
.sync-btn:disabled { opacity: .6; }

.porter-divider { margin: 1rem 0; opacity: .25; }

.sync-panel { display: flex; flex-direction: column; gap: .6rem; padding: .25rem 0; }
.sync-description { font-size: .88rem; color: var(--pico-muted-color); margin: 0; }
.sync-status { font-size: .88rem; margin: 0; }
.sync-row { display: flex; gap: .5rem; align-items: center; }
.sync-input { flex: 1; margin: 0; padding: .45rem .75rem; font-size: .9rem; }
.sync-error { font-size: .85rem; color: var(--bloopi-incorrect); margin: 0; }
.sync-disable-btn { font-size: .82rem !important; padding: .3rem .8rem !important; }
.sync-confirm-text { font-size: .88rem; margin: 0; }

.sync-conflict-backdrop {
  position: fixed; inset: 0; background: rgba(0,0,0,.55);
  display: flex; align-items: center; justify-content: center;
  z-index: 1000; padding: 1rem;
}
.sync-conflict-modal {
  background: var(--pico-card-background-color);
  border-radius: 1.25rem; padding: 1.75rem;
  max-width: 380px; width: 100%;
  box-shadow: 0 24px 64px rgba(0,0,0,.3);
  animation: float-in .3s var(--spring);
}
.sync-conflict-modal h3 { margin: 0 0 .75rem; font-size: 1.1rem; }
.sync-conflict-modal p  { margin: 0 0 .4rem; font-size: .9rem; }
.sync-conflict-hint { color: var(--pico-muted-color); margin-top: .5rem !important; }
.sync-conflict-actions { display: flex; gap: .6rem; margin-top: 1.1rem; justify-content: flex-end; }