/* My English Academy — estilos v2 (lenguaje visual iOS) */
:root{
  --fs:17px;
  --bg:#f2f2f7; --surface:#ffffff; --surface-2:#f2f2f7; --surface-3:#e5e5ea;
  --ink:#000000; --ink-2:#6c6c70; --ink-3:#aeaeb2; --line:rgba(60,60,67,.18);
  --brand:#0a7aff; --brand-soft:rgba(10,122,255,.12);
  --accent:#ff9500; --accent-soft:rgba(255,149,0,.14);
  --ok:#34c759; --ok-soft:rgba(52,199,89,.14); --bad:#ff3b30; --bad-soft:rgba(255,59,48,.12);
  --purple:#af52de; --pink:#ff2d55; --teal:#30b0c7; --indigo:#5856d6;
  --hl:#2fd158; --hl-2:#ff453a;
  --reel:#0b0b0f; --reel-2:#1c1c22;
  --radius:16px; --radius-sm:12px;
  --shadow:0 1px 2px rgba(0,0,0,.04),0 4px 16px rgba(0,0,0,.04);
  --bar:rgba(249,249,249,.82);
  --font:-apple-system,BlinkMacSystemFont,"SF Pro Text","SF Pro Display","Inter","Segoe UI Variable Text","Segoe UI",Roboto,system-ui,sans-serif;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#000000; --surface:#1c1c1e; --surface-2:#2c2c2e; --surface-3:#3a3a3c;
  --ink:#ffffff; --ink-2:#98989f; --ink-3:#636366; --line:rgba(84,84,88,.55);
  --brand:#0a84ff; --brand-soft:rgba(10,132,255,.2); --accent:#ff9f0a; --accent-soft:rgba(255,159,10,.18);
  --ok:#30d158; --ok-soft:rgba(48,209,88,.18); --bad:#ff453a; --bad-soft:rgba(255,69,58,.18);
  --shadow:none; --bar:rgba(22,22,24,.82); color-scheme:dark;
}}
:root[data-theme="dark"]{
  --bg:#000000; --surface:#1c1c1e; --surface-2:#2c2c2e; --surface-3:#3a3a3c;
  --ink:#ffffff; --ink-2:#98989f; --ink-3:#636366; --line:rgba(84,84,88,.55);
  --brand:#0a84ff; --brand-soft:rgba(10,132,255,.2); --accent:#ff9f0a; --accent-soft:rgba(255,159,10,.18);
  --ok:#30d158; --ok-soft:rgba(48,209,88,.18); --bad:#ff453a; --bad-soft:rgba(255,69,58,.18);
  --shadow:none; --bar:rgba(22,22,24,.82); color-scheme:dark;
}

*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{font-size:var(--fs);-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);line-height:1.4;letter-spacing:-.01em;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-feature-settings:"cv11","ss01"}
a{color:var(--brand)}
button,input,select,textarea{font:inherit;color:inherit;letter-spacing:inherit}
.hidden{display:none!important}
svg.i{width:1.25em;height:1.25em;flex:none;stroke:currentColor;fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;vertical-align:middle}

/* ---------- Estructura ---------- */
.shell{display:flex;min-height:100vh;min-height:100dvh}
main{flex:1;min-width:0;max-width:760px;margin:0 auto;padding:calc(10px + env(safe-area-inset-top)) 16px calc(100px + env(safe-area-inset-bottom))}
.side{display:none}
.tabbar{position:fixed;left:0;right:0;bottom:0;z-index:30;display:flex;justify-content:space-around;
  padding:6px 4px calc(4px + env(safe-area-inset-bottom));background:var(--bar);
  -webkit-backdrop-filter:saturate(180%) blur(20px);backdrop-filter:saturate(180%) blur(20px);border-top:.5px solid var(--line)}
.tabbar a{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;text-decoration:none;color:var(--ink-3);font-size:10.5px;font-weight:600;letter-spacing:.01em;padding:4px 0}
.tabbar a svg.i{width:27px;height:27px;stroke-width:1.7}
.tabbar a.on{color:var(--brand)}
.tabbar a.on svg.i{stroke-width:2.2}
@media (min-width:900px){
  .tabbar{display:none}
  .side{display:flex;flex-direction:column;gap:2px;width:250px;flex:none;padding:22px 12px;background:var(--surface);border-right:.5px solid var(--line);position:sticky;top:0;height:100vh;overflow:auto}
  .side .brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1.05rem;padding:4px 10px 20px}
  .side .brand .appicon{width:34px;height:34px;border-radius:9px;font-size:.8rem}
  .side .sep{height:.5px;background:var(--line);margin:10px 10px}
  .side a{display:flex;align-items:center;gap:12px;padding:9px 10px;border-radius:10px;text-decoration:none;color:var(--ink);font-size:.95rem;font-weight:500}
  .side a svg.i{color:var(--brand)}
  .side a.on{background:var(--brand);color:#fff}
  .side a.on svg.i{color:#fff}
  main{padding:30px 36px 60px}
}

/* ---------- Encabezado tipo iOS ---------- */
.nav-back{display:inline-flex;align-items:center;gap:2px;color:var(--brand);text-decoration:none;font-size:1rem;margin:2px 0 4px -6px;padding:6px 6px;border-radius:8px}
.nav-back svg.i{width:22px;height:22px;stroke-width:2.4}
.topbar{display:flex;align-items:flex-end;justify-content:space-between;gap:12px;margin:8px 0 18px}
.topbar h1{font-size:2rem;line-height:1.1;font-weight:800;letter-spacing:-.03em;margin:0}
.topbar .sub{color:var(--ink-2);font-size:.95rem;margin-top:4px}
.topbar .act{flex:none}
.eyebrow{font-size:.78rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--ink-2)}
.section-h{display:flex;align-items:baseline;justify-content:space-between;margin:26px 4px 8px}
.section-h h2{font-size:1.3rem;font-weight:700;letter-spacing:-.02em;margin:0}
.section-h a,.section-h button{font-size:.95rem;background:none;border:0;color:var(--brand);cursor:pointer;padding:0;text-decoration:none}
.list-h{font-size:.8rem;text-transform:uppercase;letter-spacing:.04em;color:var(--ink-2);margin:22px 16px 6px}
.list-f{font-size:.8rem;color:var(--ink-2);margin:6px 16px 0}

/* ---------- Tarjetas y listas agrupadas ---------- */
.card{background:var(--surface);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow);margin-bottom:12px}
.card h2{font-size:1.15rem;font-weight:700;letter-spacing:-.02em;margin:0 0 8px}
.card h3{font-size:1.02rem;font-weight:650;margin:0 0 4px}
.list{background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;margin-bottom:12px}
.cell{display:flex;align-items:center;gap:14px;padding:12px 16px;min-height:56px;text-decoration:none;color:var(--ink);position:relative;background:none;border:0;width:100%;text-align:left;cursor:pointer}
.cell+.cell::before{content:"";position:absolute;top:0;right:0;left:62px;height:.5px;background:var(--line)}
.list.plain .cell+.cell::before{left:16px}
.cell:active{background:var(--surface-2)}
.cell .t{flex:1;min-width:0;display:flex;flex-direction:column;gap:1px}
.cell .t b{font-weight:600;font-size:1rem}
.cell .t span{color:var(--ink-2);font-size:.85rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cell .chev{color:var(--ink-3)}
.cell .chev svg.i{width:18px;height:18px;stroke-width:2.4}
.cell .val{color:var(--ink-2);font-size:.95rem}
.tile{width:32px;height:32px;border-radius:8px;display:grid;place-items:center;color:#fff;flex:none;font-weight:700;font-size:.85rem}
.tile svg.i{width:19px;height:19px;stroke-width:2.1}
.tile.lg{width:44px;height:44px;border-radius:11px;font-size:1.05rem}
.tile.lg svg.i{width:24px;height:24px}
.c-blue{background:var(--brand)}.c-orange{background:#ff9500}.c-green{background:#34c759}.c-purple{background:#af52de}
.c-pink{background:#ff2d55}.c-teal{background:#30b0c7}.c-indigo{background:#5856d6}.c-gray{background:#8e8e93}.c-red{background:#ff3b30}.c-yellow{background:#ffcc00;color:#3a2c00}
.tile.done{background:var(--ok)}

.muted{color:var(--ink-2)}
.small{font-size:.85rem}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.spread{display:flex;justify-content:space-between;align-items:center;gap:10px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.grid2>.card{margin-bottom:0}
@media (max-width:520px){.grid2.stack-sm{grid-template-columns:1fr}}

/* ---------- Botones y controles ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:14px;padding:13px 20px;min-height:50px;background:var(--brand);color:#fff;font-weight:600;font-size:1rem;cursor:pointer;text-decoration:none;transition:transform .12s,opacity .12s}
.btn:active{transform:scale(.97);opacity:.85}
.btn.alt{background:var(--brand-soft);color:var(--brand)}
.btn.gray{background:var(--surface-2);color:var(--ink)}
.btn.ghost{background:transparent;color:var(--brand)}
.btn.ok{background:var(--ok)}
.btn.dark{background:#fff;color:#000}
.btn.small{padding:8px 14px;min-height:36px;font-size:.9rem;border-radius:999px}
.btn.block{width:100%}
.btn:disabled{opacity:.4;cursor:default;transform:none}
.chip{display:inline-flex;align-items:center;gap:6px;border:0;background:var(--surface);border-radius:999px;padding:8px 14px;min-height:36px;cursor:pointer;font-weight:600;font-size:.9rem;box-shadow:var(--shadow)}
.chip.on{background:var(--ink);color:var(--bg)}
.pill{display:inline-flex;align-items:center;gap:4px;font-size:.75rem;font-weight:650;padding:3px 9px;border-radius:999px;background:var(--surface-2);color:var(--ink-2);text-decoration:none}
.pill.acc{background:var(--accent-soft);color:var(--accent)}
.pill.ok{background:var(--ok-soft);color:var(--ok)}
.pill.blue{background:var(--brand-soft);color:var(--brand)}
.seg{display:flex;background:var(--surface-3);border-radius:10px;padding:2px;margin-bottom:16px}
.seg button{flex:1;border:0;background:none;border-radius:8px;padding:7px 6px;font-size:.88rem;font-weight:600;cursor:pointer;color:var(--ink)}
.seg button.on{background:var(--surface);box-shadow:0 1px 3px rgba(0,0,0,.14),0 0 0 .5px rgba(0,0,0,.04)}
:root[data-theme="dark"] .seg button.on{background:#636366}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .seg button.on{background:#636366}}
.tabs{display:flex;gap:6px;overflow-x:auto;margin:0 -16px 14px;padding:2px 16px;scrollbar-width:none}
.tabs::-webkit-scrollbar{display:none}
.tabs button{flex:none;border:0;background:var(--surface);border-radius:999px;padding:8px 15px;font-weight:600;font-size:.9rem;cursor:pointer;box-shadow:var(--shadow)}
.tabs button.on{background:var(--ink);color:var(--bg)}

input[type=text],input[type=email],input[type=password],input[type=number],select,textarea{
  width:100%;border:0;background:var(--surface-2);border-radius:12px;padding:13px 14px;font-size:1rem;outline:none;min-height:48px;transition:box-shadow .15s}
input:focus,select:focus,textarea:focus{box-shadow:0 0 0 3px var(--brand-soft)}
textarea{resize:vertical;line-height:1.4}
label.f{display:block;font-size:.8rem;font-weight:600;color:var(--ink-2);margin:14px 2px 6px}
.switch{appearance:none;-webkit-appearance:none;width:51px;height:31px;border-radius:999px;background:var(--surface-3);position:relative;cursor:pointer;transition:background .2s;flex:none;margin:0}
.switch::after{content:"";position:absolute;top:2px;left:2px;width:27px;height:27px;border-radius:50%;background:#fff;box-shadow:0 2px 6px rgba(0,0,0,.2);transition:transform .2s}
.switch:checked{background:var(--ok)}
.switch:checked::after{transform:translateX(20px)}

/* ---------- Inicio ---------- */
.hello{margin:8px 0 18px}
.hello .date{font-size:.8rem;font-weight:700;color:var(--ink-2);text-transform:uppercase;letter-spacing:.05em}
.hello h1{font-size:2rem;font-weight:800;letter-spacing:-.03em;margin:2px 0 0;line-height:1.1}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:12px}
.stat{background:var(--surface);border-radius:var(--radius);padding:12px 14px;box-shadow:var(--shadow)}
.stat b{display:block;font-size:1.45rem;font-weight:750;letter-spacing:-.03em;font-variant-numeric:tabular-nums}
.stat span{font-size:.75rem;color:var(--ink-2);font-weight:500}
.stat .ico{font-size:.8rem;font-weight:700;display:flex;align-items:center;gap:4px;margin-bottom:4px}
.goal{display:flex;align-items:center;gap:16px}
.ring{--p:0;width:64px;height:64px;border-radius:50%;flex:none;display:grid;place-items:center;
  background:conic-gradient(var(--ok) calc(var(--p)*1%),var(--surface-3) 0)}
.ring::before{content:"";grid-area:1/1;width:50px;height:50px;border-radius:50%;background:var(--surface)}
.ring b{grid-area:1/1;font-size:.82rem;font-weight:750}
.bar{height:8px;background:var(--surface-3);border-radius:999px;overflow:hidden;margin-top:10px}
.bar i{display:block;height:100%;background:var(--brand);border-radius:999px;transition:width .4s}
.bar.ok i{background:var(--ok)}
.hero{border-radius:20px;padding:18px;color:#fff;background:linear-gradient(135deg,#0a7aff,#5856d6);margin-bottom:12px;text-decoration:none;display:block;position:relative;overflow:hidden}
.hero .eyebrow{color:rgba(255,255,255,.75)}
.hero h2{font-size:1.4rem;font-weight:750;letter-spacing:-.02em;margin:6px 0 4px;line-height:1.2}
.hero p{margin:0 0 14px;color:rgba(255,255,255,.82);font-size:.92rem}

/* ---------- Unidades ---------- */
.unit{display:flex;align-items:center;gap:14px;text-decoration:none;color:inherit}
.unit .num{width:44px;height:44px;border-radius:11px;background:var(--brand-soft);color:var(--brand);display:grid;place-items:center;font-weight:750;flex:none}
.unit.done .num{background:var(--ok);color:#fff}
.unit .t{flex:1;display:flex;flex-direction:column}
.formula{background:var(--surface-2);border-radius:12px;padding:12px 14px;margin:10px 0}
.formula .lab{font-size:.75rem;font-weight:700;color:var(--ink-2);text-transform:uppercase;letter-spacing:.04em}
.formula .f{font-weight:700;font-size:1.02rem;margin:3px 0;letter-spacing:-.01em}
.formula .e{color:var(--ink-2);font-size:.9rem;font-style:italic}
.notes{padding-left:20px;margin:10px 0 0}
.notes li{margin:6px 0}
.ex{display:flex;gap:12px;align-items:flex-start;padding:11px 0;border-top:.5px solid var(--line)}
.ex:first-of-type{border-top:0}
.ex .en{font-weight:600}
.ex .es{color:var(--ink-2);font-size:.9rem}
.hide-es .es,.hide-es .tr{display:none}
.say{flex:none;width:36px;height:36px;border-radius:50%;border:0;background:var(--brand-soft);color:var(--brand);display:grid;place-items:center;cursor:pointer;padding:0}
.say svg.i{width:18px;height:18px;stroke-width:2.1}
.say.playing{background:var(--brand);color:#fff}

/* ---------- Ejercicios ---------- */
.steps{display:flex;gap:4px;margin-bottom:14px}
.steps i{flex:1;height:5px;border-radius:999px;background:var(--surface-3)}
.steps i.cur{background:var(--brand)}
.steps i.ok{background:var(--ok)}
.steps i.bad{background:var(--bad)}
.q{font-size:1.3rem;font-weight:650;letter-spacing:-.02em;margin:12px 0 16px;line-height:1.3}
.q-es{color:var(--ink-2);font-size:.95rem;margin:-10px 0 14px}
.opts{display:grid;gap:8px}
.opt{border:0;background:var(--surface-2);border-radius:12px;padding:14px 16px;text-align:left;font-size:1rem;font-weight:550;cursor:pointer;min-height:52px;box-shadow:inset 0 0 0 2px transparent;transition:box-shadow .15s}
.opt.sel{box-shadow:inset 0 0 0 2px var(--brand);background:var(--brand-soft)}
.opt.right{box-shadow:inset 0 0 0 2px var(--ok);background:var(--ok-soft)}
.opt.wrong{box-shadow:inset 0 0 0 2px var(--bad);background:var(--bad-soft)}
.build{min-height:58px;border-radius:12px;padding:8px;display:flex;flex-wrap:wrap;gap:6px;background:var(--surface-2);margin-bottom:12px;align-content:flex-start}
.pool{display:flex;flex-wrap:wrap;gap:8px}
.word{border:0;background:var(--surface);box-shadow:0 0 0 1px var(--line),0 2px 0 var(--line);border-radius:10px;padding:9px 13px;font-weight:600;cursor:pointer;font-size:1rem}
.fb{border-radius:14px;padding:14px;margin-top:14px;font-size:.95rem}
.fb.ok{background:var(--ok-soft)}
.fb.bad{background:var(--bad-soft)}
.fb .t{display:block;font-size:1.02rem;margin-bottom:4px}
.fb.ok .t{color:var(--ok)}
.fb.bad .t{color:var(--bad)}
.ai-box{background:var(--surface-2);border-radius:12px;padding:12px 14px;margin-top:10px;white-space:pre-wrap;font-size:.95rem}
.wd{padding:1px 4px;border-radius:5px;font-weight:600}
.wd.ok{background:var(--ok-soft);color:var(--ok)}
.wd.no{background:var(--bad-soft);color:var(--bad)}
.result{text-align:center;padding:26px 18px}
.result .big{font-size:3rem;font-weight:800;letter-spacing:-.04em}

/* ---------- Flashcards ---------- */
.flash{min-height:230px;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;cursor:pointer;border-radius:22px;padding:24px}
.flash .front{font-size:1.75rem;font-weight:750;letter-spacing:-.02em;line-height:1.2}
.flash .back{font-size:1.2rem;color:var(--brand);margin-top:14px;font-weight:600}
.grade{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:12px}
.grade .btn{padding:10px 4px;font-size:.88rem;min-height:48px;border-radius:12px}

/* ---------- Speaking ---------- */
.mic{width:60px;height:60px;border-radius:50%;border:0;background:var(--bad);color:#fff;cursor:pointer;display:grid;place-items:center;flex:none;box-shadow:0 4px 14px rgba(255,59,48,.35)}
.mic svg.i{width:26px;height:26px}
.mic.rec{animation:pulse 1.2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(255,59,48,.55)}70%{box-shadow:0 0 0 16px rgba(255,59,48,0)}100%{box-shadow:0 0 0 0 rgba(255,59,48,0)}}

/* ---------- Verbos y gramática ---------- */
.verb{display:grid;grid-template-columns:1fr auto;gap:8px;align-items:start}
.verb .forms{font-size:.88rem;color:var(--ink-2);background:var(--surface-2);border-radius:10px;padding:8px 10px}
.star{border:0;background:none;font-size:1.35rem;color:var(--ink-3);cursor:pointer;width:36px;height:36px}
.star.on{color:#ffcc00}
.gtable{width:100%;border-collapse:collapse;font-size:.92rem}
.gtable td,.gtable th{padding:8px 4px;border-bottom:.5px solid var(--line);text-align:left}
.gtable th{color:var(--ink-2);font-size:.75rem;text-transform:uppercase;letter-spacing:.04em}
.overlay{position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:50;display:flex;align-items:flex-end;justify-content:center;animation:fade .2s}
.sheet{background:var(--bg);width:100%;max-width:820px;max-height:88vh;overflow:auto;border-radius:20px 20px 0 0;padding:10px 16px calc(24px + env(safe-area-inset-bottom));animation:up .25s cubic-bezier(.2,.8,.2,1)}
.sheet .grabber{width:38px;height:5px;border-radius:3px;background:var(--surface-3);margin:0 auto 10px}
@keyframes up{from{transform:translateY(40px);opacity:.5}}
@keyframes fade{from{opacity:0}}
.fab{position:fixed;right:16px;bottom:calc(92px + env(safe-area-inset-bottom));z-index:25;border:0;border-radius:999px;padding:12px 16px;background:var(--ink);color:var(--bg);font-weight:650;box-shadow:0 8px 24px rgba(0,0,0,.25);display:flex;align-items:center;gap:6px;cursor:pointer}
@media (min-width:900px){.fab{bottom:28px;right:28px}}

/* ---------- Avisos ---------- */
.toast{position:fixed;left:50%;top:calc(14px + env(safe-area-inset-top));transform:translateX(-50%);background:var(--ink);color:var(--bg);padding:11px 18px;border-radius:999px;font-weight:600;font-size:.92rem;z-index:99;box-shadow:0 10px 30px rgba(0,0,0,.25);animation:drop .3s cubic-bezier(.2,.8,.2,1);max-width:90vw;text-align:center}
@keyframes drop{from{transform:translate(-50%,-20px);opacity:0}}
.offline{background:var(--accent-soft);color:var(--ink);font-size:.85rem;padding:9px 14px;border-radius:12px;margin:6px 0 4px}

/* ---------- Bienvenida ---------- */
.welcome{max-width:420px;margin:0 auto;padding-top:6vh;text-align:center}
.appicon{width:84px;height:84px;border-radius:20px;margin:0 auto;display:grid;place-items:center;color:#fff;font-weight:800;font-size:1.6rem;letter-spacing:-.02em;
  background:linear-gradient(145deg,#1f3a5f,#0a7aff);box-shadow:0 10px 30px rgba(10,122,255,.3)}
.welcome h1{font-size:1.9rem;font-weight:800;letter-spacing:-.03em;margin:18px 0 6px}
.welcome p{margin:0 0 24px}
.welcome .card{text-align:left;padding:18px}

/* ========== PATRONES ========== */
.reel{background:radial-gradient(120% 90% at 20% 0%,#24243a 0%,var(--reel) 60%);color:#fff;border-radius:22px;padding:22px 18px;margin-bottom:14px;position:relative;overflow:hidden;min-height:260px;display:flex;flex-direction:column;justify-content:center}
.reel .eyebrow{color:rgba(255,255,255,.55);margin-bottom:10px}
.cap{display:inline-block;background:#000;color:#fff;font-weight:900;text-transform:uppercase;letter-spacing:-.01em;font-size:1.35rem;line-height:1.15;padding:6px 10px;margin:3px 0;border-radius:4px;box-shadow:0 2px 0 rgba(255,255,255,.06)}
.cap.g{background:var(--hl);color:#062b10}
.cap.sm{font-size:.95rem;padding:5px 9px}
.hook{font-weight:900;font-size:1.55rem;line-height:1.15;letter-spacing:-.02em;text-transform:uppercase;margin:0 0 14px}
.hook em,.k{font-style:normal;color:var(--hl)}
.k-r{color:var(--hl-2);font-style:normal}
.stackbox{display:flex;flex-direction:column;gap:6px;margin-top:6px}
.stackrow{display:flex;align-items:center;gap:8px;flex-wrap:wrap;opacity:1;transform:none;transition:opacity .35s,transform .35s}
.stackrow.pre{opacity:0;transform:translateY(8px)}
.stackrow .lbl{background:var(--hl);color:#062b10;font-weight:900;text-transform:uppercase;font-size:.75rem;letter-spacing:.02em;padding:5px 8px;border-radius:4px;min-width:0}
.stackrow .it{background:#000;color:#fff;font-weight:800;font-size:1rem;padding:5px 9px;border-radius:4px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.1)}
.reel .play{margin-top:18px;align-self:flex-start}
.bridge{display:grid;gap:6px}
.bridge .es{font-size:1rem;color:var(--ink-2)}
.bridge .en{font-size:1.4rem;font-weight:750;letter-spacing:-.02em}
.bridge .arrow{color:var(--ink-3)}
mark.k,.hlk{background:none;color:var(--ok);font-weight:800}
.frow{display:flex;gap:12px;align-items:flex-start;padding:12px 0;border-top:.5px solid var(--line)}
.frow:first-child{border-top:0;padding-top:2px}
.frow .sym{width:26px;height:26px;border-radius:50%;display:grid;place-items:center;font-weight:800;font-size:.85rem;flex:none;margin-top:1px}
.sym.aff{background:var(--ok-soft);color:var(--ok)}.sym.neg{background:var(--bad-soft);color:var(--bad)}.sym.q{background:var(--brand-soft);color:var(--brand)}
.frow .f{font-weight:700;letter-spacing:-.01em}
.frow .e{color:var(--ink-2);font-size:.92rem;margin-top:2px}
.tips li{margin:8px 0}
.tips{padding-left:20px;margin:4px 0 0}
.pex{display:flex;gap:12px;align-items:flex-start;padding:12px 16px;position:relative;cursor:default}
.pex+.pex::before{content:"";position:absolute;top:0;left:64px;right:0;height:.5px;background:var(--line)}
.pex .en{font-weight:600;font-size:1.02rem}
.pex .es{color:var(--ink-2);font-size:.9rem;margin-top:1px}
.memo .pex{cursor:pointer}
.memo .pex .en{filter:blur(7px);opacity:.55;transition:filter .2s,opacity .2s;user-select:none}
.memo .pex.open .en{filter:none;opacity:1}
.memo .pex .es{color:var(--ink);font-size:1rem;font-weight:550;order:-1}
.pex .tx{display:flex;flex-direction:column}
.progress-dots{display:flex;gap:4px}
.progress-dots i{width:7px;height:7px;border-radius:50%;background:var(--surface-3)}
.progress-dots i.on{background:var(--ok)}
.mem-card{min-height:300px;border-radius:24px;padding:26px 22px;display:flex;flex-direction:column;justify-content:center;text-align:center;cursor:pointer;background:var(--surface);box-shadow:var(--shadow)}
.mem-card .es{font-size:1.45rem;font-weight:700;letter-spacing:-.02em;line-height:1.25}
.mem-card .en{font-size:1.4rem;font-weight:750;margin-top:18px;color:var(--ink);letter-spacing:-.02em}
.mem-card .hint{color:var(--ink-3);font-size:.85rem;margin-top:18px}
.mastery{font-size:.75rem;font-weight:700}
.pcell .tile{width:44px;height:44px;border-radius:11px}