/* Wordbay (VOCABULARY-PLAN.md): the kit's iOS look for the lists, and the word cards' own type on their themes. */
:root { --tint: rgb(176, 71, 42); --canvas: #f6f3ee; --tabbar-space: calc(var(--sab) + 108px); --wb-serif: ui-serif, "New York", "Iowan Old Style", Charter, Georgia, serif; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) { --tint: rgb(240, 150, 110); --canvas: #0f0f10; } }
:root[data-theme="dark"] { --tint: rgb(240, 150, 110); --canvas: #0f0f10; }
.wb-ic { display: inline-grid; place-items: center; width: 1em; height: 1em; }
.wb-ic svg { width: 100%; height: 100%; }
.lock-sm { width: 13px; height: 13px; margin-left: 6px; opacity: 0.55; vertical-align: -1px; }
.tab-pane { position: absolute; inset: 0; overflow: hidden; }
#stack .screen-body { padding-bottom: var(--tabbar-space); }

/* ---------- the floating glass tab bar (Tend's) ---------- */
.tabbar { position: absolute; z-index: 10; left: 50%; bottom: calc(var(--sab) + 16px); transform: translateX(-50%); width: min(calc(100% - 32px), 400px); display: grid; grid-template-columns: repeat(4, 1fr); padding: 4px; border-radius: 34px;
  background: var(--glass); -webkit-backdrop-filter: blur(20px) saturate(1.8); backdrop-filter: blur(20px) saturate(1.8); box-shadow: 0 0 0 0.5px var(--glass-edge), 0 8px 30px rgba(0, 0, 0, 0.14); --i: 0; }
.tab-pill { position: absolute; top: 4px; bottom: 4px; left: 4px; width: calc((100% - 8px) / 4); border-radius: 30px; background: var(--fill); transform: translateX(calc(var(--i) * 100%)); transition: transform 0.38s var(--ease); }
.tab-item { position: relative; z-index: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; height: 54px; border-radius: 30px; color: var(--text); min-width: 0; background: none; border: 0; font: inherit; cursor: pointer; -webkit-tap-highlight-color: transparent; }
.tab-item.on { color: var(--tint); }
.tab-icon { font-size: 22px; height: 24px; display: grid; place-items: center; }
.tab-label { font-size: 10px; line-height: 12px; font-weight: 600; letter-spacing: 0; white-space: nowrap; }
.tab-badge { position: absolute; top: 4px; left: calc(50% + 7px); min-width: 17px; height: 17px; padding: 0 5px; border-radius: 9px; background: var(--red); color: #fff; font-size: 11px; line-height: 17px; font-weight: 600; text-align: center; }
html[data-tab="today"] .tabbar { background: color-mix(in srgb, var(--wb-glass-bar, var(--glass)) 100%, transparent); }
html[data-tab="today"].feed-dark .tabbar { --glass: rgba(30, 30, 32, 0.62); --glass-edge: rgba(255, 255, 255, 0.12); --text: #fff; --fill: rgba(255, 255, 255, 0.16); }
html[data-tab="today"].feed-dark .tab-item.on { color: #fff; }

/* ---------- Today: the feed ---------- */
.feed-pane { background: var(--wb-bg); color: var(--wb-ink); }
.feed-pane::after { content: ""; position: absolute; inset: 0; pointer-events: none; background-image: var(--wb-grain); opacity: var(--wb-grain-o); mix-blend-mode: multiply; }
.feed-pane.dark::after { mix-blend-mode: screen; opacity: calc(var(--wb-grain-o) * 0.6); }
.feed-pane.drift { background-size: 160% 160%; animation: wb-drift 26s ease-in-out infinite alternate; }
@keyframes wb-drift { from { background-position: 0% 20%; } to { background-position: 100% 80%; } }
.feed { position: absolute; inset: 0; overflow-y: auto; scroll-snap-type: y mandatory; overscroll-behavior: contain; scrollbar-width: none; outline: none; }
.feed::-webkit-scrollbar { display: none; }
.wcard { position: relative; height: 100%; scroll-snap-align: start; scroll-snap-stop: always; display: flex; }
.wc-inner { position: relative; z-index: 1; display: flex; flex-direction: column; width: min(100%, 760px); margin: 0 auto; padding: calc(var(--sat) + 64px) max(26px, env(safe-area-inset-right)) calc(var(--tabbar-space) + 4px) max(26px, env(safe-area-inset-left)); }
.wc-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.wc-tag { font: 600 12px/1 var(--sys); letter-spacing: 0.08em; text-transform: uppercase; color: var(--wb-sub); margin: 0; }
.wc-tag-wod { color: var(--wb-accent); }
.wc-tag-soft { opacity: 0.85; }
.wc-tag-soft::before { content: "· "; }
.wc-main { flex: 1; display: flex; flex-direction: column; justify-content: center; min-height: 0; }
.wc-word { margin: 0 0 14px; font: 500 clamp(52px, 15vw, 104px)/1.02 var(--wb-font); letter-spacing: -0.025em; color: var(--wb-ink); white-space: nowrap; overflow: hidden; text-wrap: balance; animation: wb-rise 0.7s var(--ease) both; }
.wc-say { display: inline-flex; align-items: center; gap: 10px; align-self: flex-start; margin: 0 0 6px -10px; padding: 8px 14px 8px 10px; border: 0; border-radius: 999px; background: var(--wb-glass); box-shadow: inset 0 0 0 0.5px var(--wb-glass-edge); color: var(--wb-sub); font: 500 16px/1.2 var(--sys); cursor: pointer; -webkit-tap-highlight-color: transparent; }
.wc-say .wb-ic { width: 22px; height: 22px; color: var(--wb-accent); }
.wc-resp { color: var(--wb-ink); font-weight: 600; letter-spacing: 0.02em; }
.wc-ipa { opacity: 0.8; }
.wc-say:active { transform: scale(0.97); }
.wc-pos { margin: 14px 0 4px; font: italic 500 19px/1.2 var(--wb-font); color: var(--wb-accent); animation: wb-rise 0.7s 0.08s var(--ease) both; }
.wc-def { margin: 0 0 18px; max-width: 30ch; font: 400 clamp(21px, 5.6vw, 28px)/1.3 var(--sys); letter-spacing: -0.01em; color: var(--wb-ink); text-wrap: pretty; animation: wb-rise 0.8s 0.25s var(--ease) both; }
.wc-ex { display: block; text-align: left; max-width: 34ch; margin: 0; padding: 0; border: 0; background: none; color: var(--wb-sub); font: italic 400 clamp(17px, 4.4vw, 21px)/1.42 var(--wb-font); cursor: pointer; text-wrap: pretty; animation: wb-rise 0.8s 0.45s var(--ease) both; }
.wc-ex em { font-style: normal; color: var(--wb-ink); font-weight: 600; }
@keyframes wb-rise { from { opacity: 0; transform: translateY(10px); } }
@media (prefers-reduced-motion: reduce) { .wc-word, .wc-pos, .wc-def, .wc-ex { animation: none; } }
.wc-actions { display: flex; justify-content: space-between; gap: 6px; max-width: 460px; width: 100%; margin: 0 auto; padding-top: 10px; }
.wc-act { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 5px; padding: 8px 0 2px; border: 0; background: none; color: var(--wb-sub); font: 600 11px/1 var(--sys); cursor: pointer; -webkit-tap-highlight-color: transparent; }
.wc-act .wb-ic { width: 46px; height: 46px; padding: 12px; border-radius: 50%; background: var(--wb-glass); box-shadow: inset 0 0 0 0.5px var(--wb-glass-edge); color: var(--wb-ink); transition: transform 0.2s var(--ease), background 0.2s; }
.wc-act:active .wb-ic { transform: scale(0.9); }
.wc-act.on .wb-ic, .wc-act[data-k=fav].on .wb-ic { color: var(--wb-accent); }
.wc-act[data-k=know].on .wb-ic { background: var(--wb-accent); color: var(--wb-bg-solid, #fff); }
.wc-end { align-items: flex-start; }
.wc-end-title { white-space: normal; font-size: clamp(44px, 12vw, 80px); }
.wc-end-btns { display: flex; flex-direction: column; gap: 10px; width: min(100%, 360px); margin-top: 8px; }
.wc-cta { min-height: 52px; padding: 0 22px; border: 0; border-radius: 26px; background: var(--wb-ink); color: var(--wb-bg-solid, transparent); font: 600 17px var(--sys); cursor: pointer; }
.feed-pane .wc-cta { color: color-mix(in srgb, var(--wb-ink) 0%, #000); mix-blend-mode: normal; }
.feed-pane:not(.dark) .wc-cta { color: #fff; }
.feed-pane.dark .wc-cta { color: #111; }
.wc-cta-2 { background: var(--wb-glass) !important; box-shadow: inset 0 0 0 1px var(--wb-glass-edge); color: var(--wb-ink) !important; }
.wc-sub { color: var(--wb-sub); font-size: 15px; }
.wc-link { margin-top: 16px; padding: 0; border: 0; background: none; color: var(--wb-sub); font: 500 14px var(--sys); text-decoration: underline; text-underline-offset: 3px; cursor: pointer; }
.feed-top { position: absolute; z-index: 5; top: 0; left: 0; right: 0; display: flex; align-items: center; justify-content: space-between; padding: calc(var(--sat) + 10px) max(16px, env(safe-area-inset-right)) 0 max(16px, env(safe-area-inset-left)); pointer-events: none; }
.feed-top > * { pointer-events: auto; }
.feed-home { color: var(--wb-sub); font: 600 15px var(--sys); text-decoration: none; padding: 8px 4px; }
.feed-btns { display: flex; gap: 8px; }
.feed-btn { width: 40px; height: 40px; display: grid; place-items: center; border: 0; border-radius: 50%; background: var(--wb-glass); box-shadow: inset 0 0 0 0.5px var(--wb-glass-edge); color: var(--wb-ink); cursor: pointer; -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px); }
.feed-btn .wb-ic { width: 21px; height: 21px; }
.feed-dots { position: absolute; left: 50%; top: calc(var(--sat) + 28px); transform: translateX(-50%); display: flex; gap: 6px; }
.feed-dots .dot { width: 6px; height: 6px; border-radius: 3px; background: var(--wb-sub); opacity: 0.35; transition: width 0.3s var(--ease), opacity 0.3s; }
.feed-dots .dot.on { width: 18px; opacity: 1; background: var(--wb-ink); }
.feed-dots.done .dot { opacity: 0.8; background: var(--wb-accent); }
@media (min-width: 900px) { .wc-inner { padding-left: 64px; padding-right: 64px; } .wc-word { font-size: 112px; } }
@media (max-height: 640px) { .wc-inner { padding-top: calc(var(--sat) + 56px); } .wc-word { font-size: clamp(40px, 12vw, 72px); margin-bottom: 8px; } .wc-def { font-size: 20px; margin-bottom: 10px; } .wc-ex { font-size: 16px; } .wc-act .wb-ic { width: 40px; height: 40px; padding: 10px; } .wc-act-l { display: none; } }

/* ---------- shared buttons ---------- */
.wb-btn { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 0 20px; border: 0; border-radius: 23px; background: var(--tint); color: #fff; font: 600 16px var(--sys); cursor: pointer; -webkit-tap-highlight-color: transparent; }
.wb-btn:active { opacity: 0.85; transform: scale(0.98); }
.wb-btn-2 { background: var(--fill2); color: var(--tint); }
.wb-btn-big { width: 100%; min-height: 54px; border-radius: 27px; font-size: 17px; }
.wb-link { display: block; margin: 14px auto 0; padding: 6px; border: 0; background: none; color: var(--tint); font: 500 15px var(--sys); cursor: pointer; }
.about-link { color: var(--tint); text-decoration: none; display: block; width: 100%; }

/* ---------- a word in full ---------- */
.wd { padding: 6px 20px 30px; max-width: 680px; margin: 0 auto; }
.wd-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 10px; }
.wd-tag { font: 600 11px/1 var(--sys); letter-spacing: 0.07em; text-transform: uppercase; padding: 5px 8px; border-radius: 6px; background: var(--fill2); color: var(--text2); }
.wd-tag:first-child { background: color-mix(in srgb, var(--tint) 14%, transparent); color: var(--tint); }
.wd-word { margin: 0; font: 500 clamp(40px, 11vw, 64px)/1.05 var(--wb-serif); letter-spacing: -0.02em; overflow-wrap: anywhere; }
.wd-say { display: flex; align-items: center; flex-wrap: wrap; gap: 8px 12px; margin: 12px 0 4px; color: var(--text2); }
.wd-speak { width: 44px; height: 44px; border: 0; border-radius: 50%; background: var(--tint); color: #fff; display: grid; place-items: center; cursor: pointer; }
.wd-speak .wb-ic { width: 22px; height: 22px; }
.wd-slow { height: 30px; padding: 0 12px; border: 0; border-radius: 15px; background: var(--fill2); color: var(--tint); font: 600 13px var(--sys); cursor: pointer; }
.wd-resp { color: var(--text); font-weight: 600; }
.wd-pos { margin: 6px 0 0; font: italic 18px var(--wb-serif); color: var(--tint); }
.wd-sec { margin-top: 22px; }
.wd-h { margin: 0 0 8px; font: 600 13px/1 var(--sys); letter-spacing: 0.06em; text-transform: uppercase; color: var(--text2); }
.wd-def { margin: 0 0 8px; font: 400 21px/1.35 var(--sys); }
.wd-def2 { font-size: 18px; color: var(--text2); display: flex; gap: 8px; }
.wd-n { flex: none; width: 22px; height: 22px; border-radius: 11px; background: var(--fill2); display: grid; place-items: center; font: 600 12px var(--sys); color: var(--text2); margin-top: 1px; }
.wd-ex { display: flex; gap: 10px; align-items: flex-start; width: 100%; text-align: left; margin: 0 0 10px; padding: 12px 14px; border: 0; border-radius: 14px; background: var(--row); box-shadow: 0 0 0 0.5px var(--hairline); color: var(--text); font: italic 18px/1.4 var(--wb-serif); cursor: pointer; }
.wd-ex em { font-style: normal; font-weight: 600; color: var(--tint); }
.wd-ex-ic { flex: none; width: 18px; height: 18px; color: var(--tint); margin-top: 3px; }
.wd-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.wd-chip { padding: 7px 12px; border: 0; border-radius: 16px; background: var(--fill2); color: var(--text); font: 500 15px var(--sys); }
.wd-chip-link { color: var(--tint); cursor: pointer; }
.wd-note, .wd-origin { margin: 0; font: 400 17px/1.45 var(--sys); }
.wd-origin { font-family: var(--wb-serif); font-style: italic; color: var(--text2); }
.wd-pair { display: flex; flex-direction: column; gap: 3px; width: 100%; text-align: left; padding: 12px 14px; border: 0; border-radius: 14px; background: var(--row); box-shadow: 0 0 0 0.5px var(--hairline); color: var(--text); font: 15px var(--sys); cursor: pointer; }
.wd-pair b { font: 600 20px var(--wb-serif); color: var(--tint); }
.wd-prog { display: flex; flex-direction: column; gap: 4px; }
.wd-st { font-weight: 600; }
.wd-st-mastered { color: var(--green); } .wd-st-learning { color: var(--orange); } .wd-st-new { color: var(--text2); }
.wd-sub { color: var(--text2); font-size: 15px; }
.wd-btns { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; }
.wd-locked { margin-top: 26px; padding: 22px; border-radius: 18px; background: var(--row); text-align: center; }
.wd-locked .wb-ic { width: 28px; height: 28px; color: var(--tint); }
.wd-locked p { color: var(--text2); margin: 10px 0 16px; }

/* ---------- Practice ---------- */
.pr-hero { margin: 8px 16px 22px; padding: 26px 22px 22px; border-radius: 24px; background: linear-gradient(150deg, color-mix(in srgb, var(--tint) 18%, var(--row)), var(--row)); box-shadow: 0 0 0 0.5px var(--hairline); }
.pr-eyebrow { margin: 0 0 6px; font: 600 12px/1 var(--sys); letter-spacing: 0.08em; text-transform: uppercase; color: var(--tint); }
.pr-big { margin: 0 0 6px; font: 500 44px/1.05 var(--wb-serif); letter-spacing: -0.02em; }
.pr-sub { margin: 0 0 18px; color: var(--text2); font-size: 16px; }
.mode { display: flex; align-items: center; gap: 14px; }
.mode-ic { flex: none; width: 36px; height: 36px; border-radius: 10px; display: grid; place-items: center; background: color-mix(in srgb, var(--tint) 14%, transparent); color: var(--tint); font: 600 18px var(--sys); }
.mode-t { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.mode-t b { font-weight: 500; color: var(--text); }
.mode-s { color: var(--text2); font-size: 14px; margin: 0; }
.row-dim { opacity: 0.45; }

/* the quiz */
.quiz-cover .screen { background: var(--canvas); }
.qz, .qz-sum { max-width: 620px; margin: 0 auto; padding: 4px 20px calc(var(--sab) + 24px); }
.qz-bar { height: 6px; border-radius: 3px; background: var(--fill2); overflow: hidden; }
.qz-fill { display: block; height: 100%; background: var(--tint); border-radius: 3px; transition: width 0.3s var(--ease); }
.qz-head { display: flex; justify-content: space-between; margin: 14px 0 6px; color: var(--text2); font: 600 13px var(--sys); letter-spacing: 0.04em; text-transform: uppercase; }
.qz-prompt { margin: 18px 0 22px; min-height: 120px; display: flex; flex-direction: column; align-items: flex-start; justify-content: center; }
.qz-word { margin: 0; font: 500 clamp(40px, 11vw, 64px)/1.05 var(--wb-serif); letter-spacing: -0.02em; overflow-wrap: anywhere; }
.qz-speak { margin-top: 10px; width: 40px; height: 40px; border: 0; border-radius: 50%; background: var(--fill2); color: var(--tint); display: grid; place-items: center; cursor: pointer; }
.qz-speak .wb-ic { width: 20px; height: 20px; }
.qz-ask { margin: 12px 0 0; color: var(--text2); }
.qz-def { margin: 0; font: 400 24px/1.35 var(--sys); }
.qz-sentence { margin: 0; font: italic 400 24px/1.5 var(--wb-serif); }
.qz-blank { display: inline-block; min-width: 4.5em; border-bottom: 2px solid var(--tint); font-style: normal; font-weight: 600; color: var(--tint); text-align: center; }
.qz-hear { display: inline-flex; align-items: center; gap: 8px; margin-bottom: 14px; padding: 10px 16px; border: 0; border-radius: 22px; background: var(--tint); color: #fff; font: 600 16px var(--sys); cursor: pointer; }
.qz-hear .wb-ic { width: 20px; height: 20px; }
.qz-choices { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.qz-long { grid-template-columns: 1fr; }
.qz-choice { min-height: 58px; padding: 12px 16px; border: 0; border-radius: 16px; background: var(--row); box-shadow: 0 0 0 0.5px var(--hairline), 0 2px 6px rgba(0,0,0,.04); color: var(--text); font: 500 17px/1.3 var(--sys); text-align: left; cursor: pointer; transition: transform 0.15s, background 0.2s; }
.qz-choices:not(.qz-long) .qz-choice { font: 500 20px var(--wb-serif); text-align: center; }
.qz-choice:active { transform: scale(0.98); }
.qz-choice.right { background: color-mix(in srgb, var(--green) 22%, var(--row)); box-shadow: 0 0 0 2px var(--green); }
.qz-choice.wrong { background: color-mix(in srgb, var(--red) 18%, var(--row)); box-shadow: 0 0 0 2px var(--red); animation: wb-shake 0.35s; }
.qz-choice.dim { opacity: 0.5; }
.qz-choice:disabled { cursor: default; color: var(--text); }
.qz-dunno { background: transparent; box-shadow: none; color: var(--text2); text-align: center; }
@keyframes wb-shake { 25% { transform: translateX(-5px); } 75% { transform: translateX(5px); } }
.qz-spell { display: flex; gap: 10px; }
.qz-input { flex: 1; min-width: 0; height: 54px; padding: 0 16px; border: 0; border-radius: 16px; background: var(--row); box-shadow: 0 0 0 0.5px var(--hairline); color: var(--text); font: 500 22px var(--wb-serif); outline: none; }
.qz-input:focus { box-shadow: 0 0 0 2px var(--tint); }
.qz-fb { margin-top: 18px; padding: 16px 18px; border-radius: 18px; animation: wb-rise 0.3s var(--ease); }
.qz-fb.ok { background: color-mix(in srgb, var(--green) 14%, var(--row)); }
.qz-fb.no { background: color-mix(in srgb, var(--red) 12%, var(--row)); }
.qz-fb-t { margin: 0 0 4px; font: 700 18px var(--sys); }
.qz-fb.ok .qz-fb-t { color: var(--green); } .qz-fb.no .qz-fb-t { color: var(--red); }
.qz-fb-w { margin: 0 0 12px; color: var(--text2); }
.qz-fb-w b { color: var(--text); font-family: var(--wb-serif); font-size: 18px; }
.qz-next { width: 100%; }
.qz-sum { text-align: left; padding-top: 24px; }
.qz-score { margin: 0 0 6px; font: 500 72px/1 var(--wb-serif); letter-spacing: -0.03em; }
.qz-review { display: flex; flex-direction: column; gap: 8px; }
.qz-rv { display: flex; flex-direction: column; gap: 2px; padding: 10px 14px 10px 16px; border: 0; border-radius: 14px; background: var(--row); color: var(--text); text-align: left; font: 14px var(--sys); cursor: pointer; border-left: 4px solid var(--fill); }
.qz-rv.ok { border-left-color: var(--green); } .qz-rv.no { border-left-color: var(--red); }
.qz-rv b { font: 600 17px var(--wb-serif); }
.qz-rv span { color: var(--text2); }

/* ---------- Words ---------- */
.wl-search { padding: 4px 16px 10px; }
.wb-search { width: 100%; height: 40px; padding: 0 14px 0 36px; border: 0; border-radius: 12px; background: var(--fill2) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%238e8e93' stroke-width='2.4' stroke-linecap='round'%3E%3Ccircle cx='10.5' cy='10.5' r='6.5'/%3E%3Cpath d='m20 20-4.5-4.5'/%3E%3C/svg%3E") 12px center no-repeat; color: var(--text); font: 17px var(--sys); outline: none; -webkit-appearance: none; }
.wl-seg { padding: 0 16px 14px; }
.topic-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 10px; padding: 0 16px 16px; }
.topic { position: relative; display: flex; flex-direction: column; align-items: flex-start; gap: 4px; min-height: 120px; padding: 14px; border: 0; border-radius: 18px; text-align: left; cursor: pointer; color: hsl(var(--h) 45% 22%); background: linear-gradient(155deg, hsl(var(--h) 70% 90%), hsl(calc(var(--h) + 25) 60% 82%)); overflow: hidden; }
.topic-n { font: 600 18px/1.15 var(--wb-serif); }
.topic-b { font: 13px/1.3 var(--sys); opacity: 0.75; flex: 1; }
.topic-p { display: flex; align-items: center; gap: 8px; width: 100%; font: 600 12px var(--sys); opacity: 0.8; }
.topic-bar { flex: 1; height: 4px; border-radius: 2px; background: hsl(var(--h) 40% 30% / 0.15); overflow: hidden; }
.topic-bar span { display: block; height: 100%; background: hsl(var(--h) 50% 30%); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .topic { color: hsl(var(--h) 60% 88%); background: linear-gradient(155deg, hsl(var(--h) 35% 22%), hsl(calc(var(--h) + 25) 30% 15%)); } :root:not([data-theme="light"]) .topic-bar span { background: hsl(var(--h) 60% 70%); } }
:root[data-theme="dark"] .topic { color: hsl(var(--h) 60% 88%); background: linear-gradient(155deg, hsl(var(--h) 35% 22%), hsl(calc(var(--h) + 25) 30% 15%)); }
.lv-row, .wl-t { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.lv-row b { font-weight: 500; }
.wl-row { display: flex; align-items: center; gap: 12px; min-width: 0; }
.wl-dot { flex: none; width: 8px; height: 8px; border-radius: 4px; background: var(--fill); }
.wl-learning { background: var(--orange); } .wl-mastered { background: var(--green); }
.wl-w { font: 600 18px var(--wb-serif); }
.wl-d { color: var(--text2); font-size: 14px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.wl-blur { font-style: italic; }
.ls-head { padding: 0 20px 14px; display: flex; flex-direction: column; align-items: flex-start; gap: 10px; }
.ls-head .pr-sub { margin: 0; }

/* ---------- Progress ---------- */
.pg-streak { display: flex; align-items: center; gap: 16px; margin: 8px 16px 14px; padding: 18px 20px; border-radius: 22px; background: linear-gradient(140deg, #ffb35c, #ff6a3d); color: #fff; }
.pg-streak.cold { background: linear-gradient(140deg, #9aa3ad, #6d7681); }
.pg-flame .wb-ic { width: 44px; height: 44px; }
.pg-n { font: 600 44px/1 var(--wb-serif); }
.pg-l { font: 600 17px var(--sys); }
.pg-streak .mode-s { color: rgba(255,255,255,.85); margin-top: 4px; }
.pg-rings { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin: 0 16px 18px; }
.ring { position: relative; display: flex; flex-direction: column; align-items: center; padding: 14px 6px 12px; border-radius: 18px; background: var(--row); box-shadow: 0 0 0 0.5px var(--hairline); }
.ring-svg { width: 76px; height: 76px; }
.ring-svg svg { width: 100%; height: 100%; }
.ring-v { position: absolute; top: 38px; font: 600 22px var(--sys); }
.ring-l { margin-top: 6px; font: 600 13px var(--sys); color: var(--text2); }
.r-seen { color: #5b8def; } .r-learn { color: var(--orange); } .r-master { color: var(--green); }
.cal-wrap { padding: 12px 16px 14px; width: 100%; }
.cal { display: grid; grid-template-columns: repeat(7, 1fr); gap: 5px; margin-bottom: 10px; }
.cal-l { text-align: center; font: 600 11px var(--sys); color: var(--text3); }
.cal-d { aspect-ratio: 1; border-radius: 6px; background: color-mix(in srgb, var(--tint) calc(var(--a) * 100%), var(--fill2)); }
.cal-d.today { box-shadow: 0 0 0 2px var(--tint); }
.cal-d.future { opacity: 0.3; }
.cal-d.frozen { background: #8fd3ff; }
.pg-bar { display: grid; grid-template-columns: minmax(90px, 38%) 1fr auto; align-items: center; gap: 12px; }
.pg-bar-n { font-size: 15px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.pg-bar-t { position: relative; height: 8px; border-radius: 4px; background: var(--fill2); overflow: hidden; }
.pg-bar-s, .pg-bar-m { position: absolute; left: 0; top: 0; bottom: 0; border-radius: 4px; }
.pg-bar-s { background: color-mix(in srgb, var(--tint) 35%, transparent); }
.pg-bar-m { background: var(--tint); }
.pg-bar[style] .pg-bar-s { background: hsl(var(--h) 60% 60% / 0.4); } .pg-bar[style] .pg-bar-m { background: hsl(var(--h) 55% 48%); }
.pg-bar-c { font: 500 13px var(--sys); color: var(--text2); font-variant-numeric: tabular-nums; }
.badges { display: grid; grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap: 8px; padding: 12px; width: 100%; }
.badge { display: flex; flex-direction: column; gap: 2px; padding: 12px; border-radius: 14px; background: var(--fill2); opacity: 0.5; }
.badge.on { opacity: 1; background: color-mix(in srgb, #ffc94a 22%, var(--row)); }
.badge-i { font-size: 22px; color: #e0a10b; }
.badge b { font: 600 14px var(--sys); }
.badge span:last-child { font-size: 12px; color: var(--text2); }

/* ---------- Settings, themes ---------- */
.topic-chips, .font-chips, .ob-chips { padding: 12px; }
.tchip { padding: 8px 14px; border: 0; border-radius: 18px; background: var(--fill2); color: var(--text); font: 500 15px var(--sys); cursor: pointer; }
.tchip.on { background: var(--tint); color: #fff; }
.tchip[style*="--h"].on { background: hsl(var(--h) 55% 45%); }
.seg-row { padding: 10px 16px; }
.th-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(96px, 1fr)); gap: 12px; padding: 8px 16px 20px; }
.th { display: flex; flex-direction: column; gap: 6px; padding: 0; border: 0; background: none; cursor: pointer; color: var(--text); }
.th-card { position: relative; display: flex; flex-direction: column; justify-content: flex-end; aspect-ratio: 3 / 4; padding: 10px; border-radius: 16px; background: var(--wb-bg); box-shadow: 0 0 0 0.5px var(--hairline), 0 4px 14px rgba(0,0,0,.08); overflow: hidden; text-align: left; transition: transform 0.2s var(--ease); }
.th-card.drift { background-size: 160% 160%; }
.th-w { font: 500 30px/1 var(--wb-font); color: var(--wb-ink); }
.th-d { font: 500 11px var(--sys); color: var(--wb-sub); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; margin-top: 4px; }
.th.on .th-card { box-shadow: 0 0 0 3px var(--tint), 0 4px 14px rgba(0,0,0,.12); transform: scale(1.02); }
.th-n { font: 500 13px var(--sys); display: flex; align-items: center; }

/* ---------- onboarding ---------- */
.ob-cover .screen { background: var(--canvas); }
.ob-cover .navbar { display: none; }
.ob-body { display: flex; }
.ob { width: min(100%, 520px); margin: auto; padding: calc(var(--sat) + 40px) 24px calc(var(--sab) + 30px); display: flex; flex-direction: column; }
.ob-eyebrow { margin: 0 0 12px; font: 600 13px/1 var(--sys); letter-spacing: 0.1em; text-transform: uppercase; color: var(--tint); }
.ob-title { margin: 0 0 14px; font: 500 52px/1.02 var(--wb-serif); letter-spacing: -0.025em; }
.ob-t2 { font-size: 36px; }
.ob-word { font-size: 48px; margin-bottom: 24px; }
.ob-sub { margin: 0 0 22px; color: var(--text2); font-size: 17px; line-height: 1.45; }
.ob-sample { margin: 6px 0 30px; padding: 18px 20px; border-radius: 20px; background: var(--row); box-shadow: 0 0 0 0.5px var(--hairline); display: flex; flex-direction: column; gap: 4px; }
.ob-sample b { font: 500 30px var(--wb-serif); }
.ob-sample span { color: var(--text2); }
.ob-opts { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 8px 0 26px; }
.ob-opt { display: flex; flex-direction: column; gap: 4px; padding: 18px 16px; border: 0; border-radius: 18px; background: var(--row); box-shadow: 0 0 0 0.5px var(--hairline); color: var(--text); text-align: left; cursor: pointer; }
.ob-opt b { font: 600 20px var(--wb-serif); }
.ob-opt span { color: var(--text2); font-size: 14px; }
.ob-opt.on { box-shadow: 0 0 0 2.5px var(--tint); }
.ob-chips { padding: 0; margin: 0 0 26px; }
.ob .qz-choices { margin-bottom: 10px; }
#toast { bottom: calc(var(--tabbar-space) + 4px) !important; }
html.sheet-open #toast, body.has-sheet #toast { bottom: calc(var(--sab) + 24px) !important; }
.wc-tags { flex-direction: column; gap: 6px; }
.wc-tag-soft::before { content: none; }
.cal { max-width: 340px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.feed-btn { text-decoration: none; }
.feed-i { font: italic 600 19px/1 var(--wb-serif); }
.ob-about { text-align: center; text-decoration: none; }