/* ============================================================
   Meritanza — design system
   Mobile-first (Android/Chrome primero), tokens semánticos,
   light/dark, tipografía Manrope, spacing 4/8, radius 20/14.
   ============================================================ */
:root{
  /* superficie */
  --bg:#f2f4f8; --surface:#ffffff; --surface2:#f7f8fa; --line:rgba(20,24,33,.08);
  /* tinta */
  --ink:#14181f; --ink2:#5b6472; --ink3:#8a93a3;
  /* marca (azul policial + acentos) */
  --primary:#1e56e8; --primary-ink:#ffffff; --primary-soft:rgba(30,86,232,.10);
  --danger:#e0243c; --danger-soft:rgba(224,36,60,.10);
  --success:#0fa958; --success-soft:rgba(15,169,88,.11);
  --warn:#e8850c; --warn-soft:rgba(232,133,12,.12);
  --violet:#6d3ce8; --violet-soft:rgba(109,60,232,.10);
  --gold:#f0a800;
  /* geometría */
  --r-lg:20px; --r-md:14px; --r-sm:10px;
  --shadow-1:0 1px 2px rgba(16,24,40,.05),0 1px 3px rgba(16,24,40,.06);
  --shadow-2:0 4px 8px -2px rgba(16,24,40,.08),0 2px 4px -2px rgba(16,24,40,.05);
  --ring:0 0 0 3px rgba(30,86,232,.35);
}
@media (prefers-color-scheme: dark){
  :root{
    --bg:#0b0d11; --surface:#161a21; --surface2:#1c212a; --line:rgba(235,240,255,.09);
    --ink:#eef1f6; --ink2:#9aa3b2; --ink3:#6b7484;
    --primary:#4d7dff; --primary-soft:rgba(77,125,255,.16);
    --danger:#ff5a6e; --danger-soft:rgba(255,90,110,.14);
    --success:#2fd57b; --success-soft:rgba(47,213,123,.13);
    --warn:#ffab3d; --warn-soft:rgba(255,171,61,.14);
    --violet:#9a73ff; --violet-soft:rgba(154,115,255,.15);
    --gold:#ffc23d;
    --shadow-1:0 1px 2px rgba(0,0,0,.4);
    --shadow-2:0 6px 16px -4px rgba(0,0,0,.5);
  }
}

*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{font-size:16px}
body{
  font-family:'Manrope',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',sans-serif;
  background:var(--bg); color:var(--ink); min-height:100dvh;
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
  overscroll-behavior-y:none; touch-action:manipulation;
}
#app{max-width:560px;margin:0 auto;padding:max(14px,env(safe-area-inset-top)) 16px calc(96px + env(safe-area-inset-bottom))}
button{font-family:inherit;border:none;background:none;color:inherit;cursor:pointer;font-size:inherit}
button:focus-visible{outline:none;box-shadow:var(--ring);border-radius:var(--r-sm)}
svg{display:block;flex-shrink:0}
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}
}

/* ---------- loading ---------- */
.loading{display:flex;flex-direction:column;align-items:center;gap:16px;padding-top:38vh;color:var(--ink2);font-weight:600}
.spinner{width:26px;height:26px;border:3px solid var(--line);border-top-color:var(--primary);border-radius:50%;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* ---------- header ---------- */
.header{display:flex;justify-content:space-between;align-items:flex-start;padding:6px 2px 18px}
.header h1{font-size:1.6rem;font-weight:800;letter-spacing:-.03em;line-height:1.15}
.header .sub{color:var(--ink2);font-size:.86rem;font-weight:600;margin-top:4px}
.streak-pill{display:flex;align-items:center;gap:7px;background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:9px 14px;box-shadow:var(--shadow-1);font-weight:800;font-size:.95rem;font-variant-numeric:tabular-nums;color:var(--warn)}

/* ---------- cards ---------- */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-1);padding:18px;margin-bottom:12px}
.card h2{font-size:.8rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--ink3);margin-bottom:14px}

/* ---------- nivel / rango ---------- */
.level-row{display:flex;align-items:center;gap:14px}
.rank-badge{width:52px;height:52px;border-radius:var(--r-md);background:linear-gradient(150deg,#20315d,#101a33);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;flex-shrink:0;box-shadow:inset 0 1px 0 rgba(255,255,255,.12)}
.rank-badge .chev{width:22px;height:7px;fill:var(--gold)}
.level-info{flex:1;min-width:0}
.level-info .lname{font-weight:800;font-size:1.02rem;letter-spacing:-.01em}
.level-info .lxp{color:var(--ink2);font-size:.8rem;font-weight:600;margin-top:2px;font-variant-numeric:tabular-nums}
.xpbar{height:7px;background:var(--line);border-radius:99px;margin-top:9px;overflow:hidden}
.xpbar>div{height:100%;background:linear-gradient(90deg,var(--primary),var(--violet));border-radius:99px;transition:width .6s cubic-bezier(.22,1,.36,1)}

/* ---------- menú principal ---------- */
.menu{display:flex;flex-direction:column;gap:10px;margin-bottom:12px}
.menu-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.m-btn{display:flex;align-items:center;gap:14px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-1);padding:16px;text-align:left;transition:transform .16s cubic-bezier(.34,1.56,.64,1),box-shadow .16s;min-height:48px}
.m-btn:active{transform:scale(.97)}
.m-btn .ic{width:44px;height:44px;border-radius:var(--r-md);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.m-btn .tx{min-width:0;flex:1}
.m-btn .t{font-weight:800;font-size:.98rem;letter-spacing:-.01em;display:flex;align-items:center;gap:8px}
.m-btn .d{font-size:.78rem;color:var(--ink2);font-weight:600;margin-top:2px;line-height:1.35}
.m-btn.hero{background:linear-gradient(140deg,var(--primary),#173fa8);border:none;box-shadow:0 8px 20px -6px rgba(30,86,232,.5)}
.m-btn.hero .t,.m-btn.hero .d{color:#fff}
.m-btn.hero .d{opacity:.8}
.m-btn.hero .ic{background:rgba(255,255,255,.16)}
.m-btn.hero .ic svg{stroke:#fff}
.ic.tint-blue{background:var(--primary-soft)} .ic.tint-blue svg{stroke:var(--primary)}
.ic.tint-red{background:var(--danger-soft)} .ic.tint-red svg{stroke:var(--danger)}
.ic.tint-green{background:var(--success-soft)} .ic.tint-green svg{stroke:var(--success)}
.ic.tint-orange{background:var(--warn-soft)} .ic.tint-orange svg{stroke:var(--warn)}
.ic.tint-violet{background:var(--violet-soft)} .ic.tint-violet svg{stroke:var(--violet)}
.ic.tint-gold{background:rgba(240,168,0,.14)} .ic.tint-gold svg{stroke:var(--gold)}
.badge-count{background:var(--danger);color:#fff;border-radius:99px;padding:1px 8px;font-size:.72rem;font-weight:800;font-variant-numeric:tabular-nums}
.menu-grid .m-btn{flex-direction:column;align-items:flex-start;gap:12px}

/* ---------- lista de temas ---------- */
.topic-row{display:flex;align-items:center;gap:12px;padding:13px 0;border-bottom:1px solid var(--line);width:100%;text-align:left;transition:opacity .12s}
.topic-row:last-child{border-bottom:none}
.topic-row:active{opacity:.6}
.topic-chip{width:42px;height:42px;border-radius:var(--r-md);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:.82rem;flex-shrink:0}
.chip-A{background:var(--primary-soft);color:var(--primary)}
.chip-B{background:var(--violet-soft);color:var(--violet)}
.chip-C{background:var(--warn-soft);color:var(--warn)}
.chip-ACT{background:var(--success-soft);color:var(--success)}
.topic-name{font-size:.9rem;font-weight:700;line-height:1.3;letter-spacing:-.01em}
.topic-meta{font-size:.76rem;color:var(--ink2);font-weight:600;margin-top:2px;font-variant-numeric:tabular-nums}
.mini-ring{width:38px;height:38px;flex-shrink:0}
.chev-r{stroke:var(--ink3)}

/* ---------- quiz ---------- */
.quiz-top{display:flex;align-items:center;gap:12px;padding:4px 2px 16px}
.quiz-top .close{font-size:.92rem;color:var(--primary);font-weight:800;padding:6px 2px}
.progressbar{flex:1;height:7px;background:var(--line);border-radius:99px;overflow:hidden}
.progressbar>div{height:100%;background:var(--primary);border-radius:99px;transition:width .4s cubic-bezier(.22,1,.36,1)}
.timer{font-variant-numeric:tabular-nums;font-weight:800;font-size:.95rem;color:var(--ink2)}
.timer.low{color:var(--danger);animation:pulse 1s infinite}
@keyframes pulse{50%{opacity:.45}}
.q-meta{display:flex;gap:8px;align-items:center;margin-bottom:12px;flex-wrap:wrap}
.tag{font-size:.7rem;font-weight:800;letter-spacing:.02em;padding:5px 11px;border-radius:99px;background:var(--surface);border:1px solid var(--line);color:var(--ink2)}
.tag.origen{background:var(--primary-soft);border-color:transparent;color:var(--primary)}
.q-text{font-size:1.14rem;font-weight:800;line-height:1.42;letter-spacing:-.015em;margin-bottom:18px;text-wrap:balance}
.opts{display:flex;flex-direction:column;gap:10px}
.opt{display:flex;align-items:flex-start;gap:12px;background:var(--surface);border:1.5px solid var(--line);border-radius:var(--r-md);padding:14px;text-align:left;font-size:.94rem;font-weight:600;line-height:1.4;transition:transform .14s cubic-bezier(.34,1.56,.64,1),border-color .15s,background .15s;width:100%;min-height:48px}
.opt:active{transform:scale(.98)}
.opt .letter{width:26px;height:26px;border-radius:50%;background:var(--surface2);border:1.5px solid var(--line);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:.78rem;flex-shrink:0;transition:background .15s,border-color .15s;color:var(--ink2)}
.opt.selected{border-color:var(--primary);background:var(--primary-soft)}
.opt.selected .letter{background:var(--primary);border-color:var(--primary);color:#fff}
.opt.correct{border-color:var(--success);background:var(--success-soft)}
.opt.correct .letter{background:var(--success);border-color:var(--success);color:#fff}
.opt.wrong{border-color:var(--danger);background:var(--danger-soft)}
.opt.wrong .letter{background:var(--danger);border-color:var(--danger);color:#fff}
.opt:disabled{cursor:default}

/* ---------- explicación ---------- */
.explain{margin-top:16px;border-radius:var(--r-md);padding:16px;font-size:.9rem;font-weight:500;line-height:1.55;animation:slideup .3s cubic-bezier(.22,1,.36,1);border:1px solid}
.explain.ok{background:var(--success-soft);border-color:rgba(15,169,88,.25)}
.explain.ko{background:var(--danger-soft);border-color:rgba(224,36,60,.22)}
.explain .verdict{font-weight:800;font-size:.95rem;margin-bottom:8px;display:flex;align-items:center;gap:8px}
.explain.ok .verdict{color:var(--success)} .explain.ko .verdict{color:var(--danger)}
.explain b{font-weight:800}
@keyframes slideup{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}

/* ---------- barra inferior ---------- */
.bottombar{position:fixed;bottom:0;left:0;right:0;padding:12px 16px calc(14px + env(safe-area-inset-bottom));background:linear-gradient(to top,var(--bg) 65%,transparent);z-index:10}
.bottombar .inner{max-width:560px;margin:0 auto}
.btn-primary{width:100%;background:var(--primary);color:var(--primary-ink);font-weight:800;font-size:1.02rem;letter-spacing:-.01em;padding:16px;border-radius:var(--r-md);box-shadow:0 6px 16px -6px rgba(30,86,232,.55);transition:transform .14s cubic-bezier(.34,1.56,.64,1),opacity .2s;min-height:52px}
.btn-primary:active{transform:scale(.97)}
.btn-primary:disabled{opacity:.35;box-shadow:none}
.btn-primary.green{background:var(--success);box-shadow:0 6px 16px -6px rgba(15,169,88,.5)}

/* ---------- resultados ---------- */
.result-hero{text-align:center;padding:24px 16px 18px}
.score-ring{width:150px;height:150px;margin:0 auto 16px}
.result-hero .big{font-size:1.45rem;font-weight:800;letter-spacing:-.025em}
.result-hero .sub{color:var(--ink2);margin-top:6px;font-size:.9rem;font-weight:600}
.result-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:14px 0}
.rstat{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--shadow-1);padding:14px 8px;text-align:center}
.rstat .v{font-size:1.35rem;font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.rstat .l{font-size:.7rem;font-weight:700;color:var(--ink3);margin-top:3px;text-transform:uppercase;letter-spacing:.04em}
.v.green{color:var(--success)} .v.red{color:var(--danger)} .v.blue{color:var(--primary)}
.xp-gain{display:inline-flex;align-items:center;gap:7px;background:var(--violet-soft);color:var(--violet);font-weight:800;font-size:.9rem;border-radius:99px;padding:9px 18px;margin-top:12px;animation:slideup .5s cubic-bezier(.22,1,.36,1)}

/* ---------- revisión ---------- */
.review-q{border-bottom:1px solid var(--line);padding:14px 0}
.review-q:last-child{border:none}
.review-q .rq{font-weight:700;font-size:.88rem;line-height:1.4;display:flex;gap:10px}
.review-q .dot{width:9px;height:9px;border-radius:50%;flex-shrink:0;margin-top:6px}
.dot.g{background:var(--success)} .dot.r{background:var(--danger)} .dot.gray{background:var(--ink3)}

/* ---------- stats ---------- */
.stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:12px}
.stat-grid .rstat{display:flex;flex-direction:column;justify-content:center;min-height:78px}
.barrow{display:flex;align-items:center;gap:10px;margin-bottom:11px}
.barrow:last-child{margin-bottom:0}
.barrow .bl{width:44px;font-size:.74rem;font-weight:800;color:var(--ink2)}
.barrow .track{flex:1;height:9px;background:var(--line);border-radius:99px;overflow:hidden}
.barrow .track>div{height:100%;border-radius:99px;transition:width .5s}
.barrow .pv{width:46px;text-align:right;font-size:.76rem;font-weight:800;font-variant-numeric:tabular-nums;color:var(--ink2)}

/* ---------- medallas ---------- */
.medals{display:flex;flex-wrap:wrap;gap:8px}
.medal{display:flex;align-items:center;gap:7px;background:var(--surface2);border:1px solid var(--line);border-radius:99px;padding:8px 13px;font-size:.78rem;font-weight:700}
.medal svg{stroke:var(--gold)}
.medal.locked{opacity:.4}
.medal.locked svg{stroke:var(--ink3)}

.back-link{display:inline-flex;align-items:center;gap:4px;color:var(--primary);font-weight:800;font-size:.95rem;padding:8px 2px 14px}
.section-title{font-size:1.4rem;font-weight:800;letter-spacing:-.03em;margin:2px 2px 16px}
.empty{padding:28px 16px;text-align:center;color:var(--ink2);font-size:.9rem;font-weight:600;line-height:1.5}

/* ---------- prova d'idiomes ---------- */
.lang-intro{display:flex;gap:12px;align-items:flex-start;font-size:.88rem;font-weight:600;color:var(--ink2);line-height:1.55}
.lang-intro svg{stroke:var(--primary);margin-top:2px}
.lang-intro b{color:var(--ink);font-weight:800}
.player-card{text-align:center;padding:32px 20px}
.player-ic{width:72px;height:72px;border-radius:50%;background:var(--primary-soft);display:flex;align-items:center;justify-content:center;margin:0 auto 16px}
.player-ic svg{stroke:var(--primary)}
.player-ic.live{animation:pulse-ring 1.2s ease-in-out infinite}
@keyframes pulse-ring{50%{box-shadow:0 0 0 12px rgba(30,86,232,.12)}}
.player-title{font-size:1.2rem;font-weight:800;letter-spacing:-.02em}
.player-sub{color:var(--ink2);font-size:.86rem;font-weight:600;margin-top:8px;line-height:1.5}
.player-sub b{color:var(--ink)}
.btn-play{display:inline-flex;align-items:center;gap:10px;background:var(--primary);color:#fff;font-weight:800;font-size:.98rem;padding:14px 26px;border-radius:99px;margin-top:20px;box-shadow:0 6px 16px -6px rgba(30,86,232,.55);transition:transform .14s cubic-bezier(.34,1.56,.64,1),opacity .2s}
.btn-play svg{stroke:#fff}
.btn-play:active{transform:scale(.96)}
.btn-play:disabled{opacity:.35;box-shadow:none}
.transcript{margin-top:18px;text-align:left;background:var(--surface2);border:1px solid var(--line);border-radius:var(--r-md);padding:16px;font-size:.92rem;font-weight:600;line-height:1.6;font-style:italic}
.transcript-box{margin-top:12px;background:var(--surface2);border:1px solid var(--line);border-radius:var(--r-md);padding:14px 16px;font-size:.85rem;font-weight:600;line-height:1.6;font-style:italic;color:var(--ink2);animation:slideup .3s cubic-bezier(.22,1,.36,1)}
.transcript-box .tb-title{font-style:normal;font-size:.7rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--ink3);margin-bottom:6px}

/* ---------- escalafón ---------- */
.level-card{width:100%;text-align:left;transition:transform .16s cubic-bezier(.34,1.56,.64,1)}
.level-card:active{transform:scale(.98)}
.rank-row{display:flex;align-items:center;gap:14px;padding:12px 0;border-bottom:1px solid var(--line)}
.rank-row:last-child{border-bottom:none}
.rank-badge.sm{width:46px;height:46px;border-radius:12px}
.rank-badge.sm svg{width:28px;height:28px}
.rank-row .rname{font-weight:800;font-size:.92rem}
.rank-row .rmeta{font-size:.76rem;font-weight:600;color:var(--ink2);margin-top:2px;font-variant-numeric:tabular-nums}
.rank-row.locked{opacity:.45}
.rank-row.locked .rank-badge{filter:grayscale(.6)}
.rank-row.now .rname{color:var(--primary)}
.rank-row.now{background:var(--primary-soft);margin:0 -10px;padding:12px 10px;border-radius:var(--r-md);border-bottom:none}
.rk-check{margin-left:auto;color:var(--success)}
.rank-row .tx{flex:1}

/* ---------- stats: simulacres + temas débiles ---------- */
.exam-hero{display:flex;align-items:center;gap:20px;margin-bottom:14px}
.exam-main .xv{font-size:2.4rem;font-weight:800;letter-spacing:-.03em;font-variant-numeric:tabular-nums;line-height:1}
.exam-main .xv.green{color:var(--success)} .exam-main .xv.red{color:var(--danger)}
.exam-main .xl{font-size:.72rem;font-weight:700;color:var(--ink3);text-transform:uppercase;letter-spacing:.04em;margin-top:5px}
.exam-side{display:flex;flex-direction:column;gap:6px;font-size:.86rem;font-weight:600;color:var(--ink2);border-left:1px solid var(--line);padding-left:18px}
.exam-side b{color:var(--ink);font-variant-numeric:tabular-nums}
.spark{position:relative;display:flex;align-items:flex-end;gap:8px;height:74px;padding-top:6px}
.spark-col{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;height:100%;gap:4px;max-width:52px}
.spark-bar{width:100%;border-radius:6px 6px 3px 3px;min-height:5px}
.spark-bar.ok{background:var(--success)} .spark-bar.ko{background:var(--danger)}
.spark-col span{font-size:.66rem;font-weight:700;color:var(--ink3);font-variant-numeric:tabular-nums}
.spark-pass{position:absolute;left:0;right:0;bottom:calc(18px + 50% * .78);border-top:2px dashed var(--line);pointer-events:none}
.btn-inline{display:inline-block;background:var(--primary-soft);color:var(--primary);font-weight:800;font-size:.88rem;padding:11px 18px;border-radius:var(--r-md);margin-top:4px;transition:transform .14s}
.btn-inline:active{transform:scale(.96)}
.rstat .vsub{font-size:.85rem;font-weight:700;color:var(--ink3)}
.weak-row{display:flex;align-items:center;gap:12px;width:100%;text-align:left;padding:11px 0;border-bottom:1px solid var(--line)}
.weak-row:last-child{border-bottom:none}
.weak-row .tx{flex:1;min-width:0}
.practice-cta{background:var(--primary);color:#fff;font-weight:800;font-size:.76rem;padding:8px 13px;border-radius:99px;flex-shrink:0}

/* ---------- prova aptitudinal ---------- */
.chip-APT{background:var(--violet-soft);color:var(--violet);font-size:.7rem}
.stmt{background:var(--card);border:1.5px solid var(--line);border-radius:var(--r-md);padding:12px 14px;margin:0 0 12px;font-size:.92rem;line-height:1.5;color:var(--ink)}
table.symgrid,table.corr{border-collapse:collapse;margin:0 auto 16px;max-width:100%}
table.symgrid td,table.corr td{border:1px solid var(--line);width:24px;height:26px;min-width:20px;text-align:center;font-family:ui-monospace,Menlo,monospace;font-size:.9rem;padding:0 3px}
table.corr tr:first-child td{background:var(--primary-soft);font-weight:700}
table.corr.test tr:first-child td{background:var(--warn-soft)}
@media (max-width:480px){ table.symgrid td{width:16px;height:22px;font-size:.78rem;min-width:0} }
table.matgrid{border-collapse:collapse;margin:0 auto 16px;background:#fff;border-radius:8px}
table.matgrid td{border:1.5px solid var(--line);width:66px;height:66px;text-align:center;vertical-align:middle;padding:2px}
table.matgrid td.qmark{font-size:2rem;font-weight:800;color:var(--ink)}
.opt.svgopt{align-items:center}
.opt.svgopt svg{display:block;background:#fff;border-radius:8px}
svg.dausvg{display:block;margin:0 auto 16px;width:min(100%,300px);height:auto;background:#fff;border-radius:12px;border:1.5px solid var(--line)}

/* ---------- frase del día + secciones ---------- */
.quote-card{display:flex;gap:14px;align-items:flex-start;background:linear-gradient(140deg,var(--surface),var(--surface2))}
.quote-ic{width:36px;height:36px;border-radius:10px;background:var(--gold);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.quote-ic svg{stroke:#fff}
.quote-t{font-size:.95rem;font-weight:700;line-height:1.5;letter-spacing:-.01em;font-style:italic}
.quote-a{font-size:.78rem;font-weight:700;color:var(--ink3);margin-top:6px}
.m-btn.soon{opacity:.55;cursor:default}
.m-btn.soon:active{transform:none}

/* ---------- banderas de idioma ---------- */
.lang-flag{width:44px;height:44px;border-radius:var(--r-md);background:var(--surface2);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:1.5rem;flex-shrink:0}
.lang-flag.sm{width:38px;height:38px;font-size:1.2rem}

/* ---------- modal de confirmació (substitueix window.confirm, bloquejat en PWA) ---------- */
.modal-bg{position:fixed;inset:0;background:rgba(8,10,14,.5);backdrop-filter:blur(2px);display:flex;align-items:center;justify-content:center;z-index:200;padding:24px;animation:slideup .18s cubic-bezier(.22,1,.36,1)}
.modal{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:22px;max-width:340px;width:100%;box-shadow:var(--shadow-2)}
.modal .m-title{font-weight:800;font-size:1.05rem;margin-bottom:8px;color:var(--ink)}
.modal .m-text{font-size:.92rem;color:var(--ink2);line-height:1.5;margin-bottom:18px}
.modal .m-actions{display:flex;gap:10px}
.modal .m-actions button{flex:1;padding:13px;border-radius:var(--r-md);font-weight:800;font-size:.95rem;min-height:46px}
.modal .m-cancel{background:var(--surface2);border:1px solid var(--line);color:var(--ink)}
.modal .m-yes{background:var(--danger);color:#fff}
.modal .m-ok{background:var(--primary);color:var(--primary-ink)}

/* ---------- còpia de seguretat ---------- */
.bk-note{font-size:.8rem;color:var(--ink2);font-weight:600;line-height:1.45;margin-top:10px}
.bk-sum{font-size:.85rem;color:var(--primary);font-weight:800;cursor:pointer;padding:8px 0}
.bk-ta{width:100%;margin-top:8px;padding:10px;border-radius:var(--r-md);border:1px solid var(--line);
  background:var(--bg);color:var(--ink);font-size:.8rem;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;resize:vertical}
.bk-msg{font-size:.85rem;font-weight:700;text-align:center;padding:0 4px;min-height:22px}
.bk-msg.ok{color:var(--success)}
.bk-msg.ko{color:var(--danger)}
.card .btn-inline{margin-right:8px}
.bk-more{color:var(--primary);font-weight:800;text-decoration:underline}

/* ---------- avís de versió nova (service worker) ---------- */
/* centrat amb left/right + margin auto, no amb transform: l'animació slideup ja fa servir transform */
#swbar{position:fixed;left:16px;right:16px;margin:0 auto;z-index:300;
  bottom:calc(96px + env(safe-area-inset-bottom));max-width:400px;
  display:flex;align-items:center;gap:12px;padding:12px 12px 12px 16px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow-2);font-size:.88rem;font-weight:700;color:var(--ink);
  animation:slideup .22s cubic-bezier(.22,1,.36,1)}
#swbar button{flex:0 0 auto;background:var(--primary);color:var(--primary-ink);
  font-family:inherit;font-weight:800;font-size:.85rem;border:none;
  border-radius:var(--r-md);padding:10px 14px;min-height:40px;cursor:pointer}