:root{--red:#C1272D;--red-d:#8f1a1f;--yellow:#FFCB47;--yellow-l:#FFF1C7;--butter:#FFF0B8;--cream:#FFF8E7;--ink:#201a1a;--muted:#5f5656;--bg:#fffdf7;--card:#fff;--line:#e9dfc9;--ok:#1d7a46;--r:16px;--shadow:4px 4px 0 var(--ink);--font:"Segoe UI",system-ui,-apple-system,Roboto,"Helvetica Neue",Arial,sans-serif}
@media (prefers-color-scheme:dark){:root{--ink:#f6efe4;--muted:#c9bfb2;--bg:#171212;--card:#221b1b;--line:#3a2f2f;--cream:#241c1a;--yellow-l:#3a2f12;--red:#e0474d;--shadow:4px 4px 0 #000}}
*{box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.65;font-size:1.0625rem}
img{max-width:100%;height:auto}a{color:var(--red);text-underline-offset:3px}a:hover{color:var(--red-d)}
@media (prefers-color-scheme:dark){a{color:#ff8b8f}a:hover{color:#ffb3b5}}
:focus-visible{outline:3px solid var(--ink);outline-offset:2px;box-shadow:0 0 0 5px var(--yellow)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-999px;top:0;background:var(--yellow);color:#000;padding:.6rem 1rem;z-index:100}.skip:focus{left:8px;top:8px}
.wrap{width:min(1160px,100% - 32px);margin-inline:auto}
h1,h2,h3{line-height:1.2;font-weight:800;letter-spacing:-.01em}h1{font-size:clamp(2rem,5vw,3.2rem);margin:.3em 0}h2{font-size:clamp(1.4rem,3vw,1.9rem);margin:1.6em 0 .6em}h3{font-size:1.15rem;margin:.2em 0 .4em}
.lead{font-size:1.2rem;color:var(--muted);max-width:60ch}.muted{color:var(--muted)}.small{font-size:.9rem}
.eyebrow{font-weight:800;text-transform:uppercase;letter-spacing:.08em;font-size:.8rem;color:var(--red);margin:0}.eyebrow a{text-decoration:none}
/* header */
.site-header{background:var(--butter);border-bottom:3px solid var(--ink);position:sticky;top:0;z-index:50}
.bar{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:68px}
.brand img{height:38px;width:auto;display:block}
.menu ul{list-style:none;display:flex;gap:.25rem;margin:0;padding:0}.menu{display:flex;align-items:center;gap:1rem}
.menu a{color:#201a1a;text-decoration:none;font-weight:700;padding:.5rem .8rem;border-radius:999px;display:block}.menu a:hover,.menu a[aria-current]{background:#201a1a;color:#fff}
.mini-search{display:flex;gap:.3rem}.mini-search input{width:150px;padding:.5rem .8rem;border:2px solid #201a1a;border-radius:999px;background:#fff;color:#201a1a;font:inherit}
.mini-search button{border:2px solid #201a1a;background:#201a1a;color:#fff;border-radius:999px;padding:.4rem .9rem;font:inherit;font-weight:700;cursor:pointer}
.nav-toggle{display:none;background:#201a1a;border:0;border-radius:10px;width:46px;height:46px;cursor:pointer}
.burger,.burger:before,.burger:after{display:block;width:22px;height:3px;background:#fff;border-radius:2px;margin:auto;position:relative}.burger:before,.burger:after{content:"";position:absolute;left:0}.burger:before{top:-7px}.burger:after{top:7px}
@media (max-width:900px){.nav-toggle{display:block}.menu{display:none;position:absolute;top:100%;left:0;right:0;background:var(--butter);border-bottom:3px solid #201a1a;padding:1rem 16px;flex-direction:column;align-items:stretch}.menu.open{display:flex}.menu ul{flex-direction:column}.mini-search input{flex:1;width:auto}}
/* buttons, badges */
.btn{display:inline-block;background:var(--red);color:#fff;border:3px solid #201a1a;border-radius:999px;padding:.75rem 1.4rem;font:inherit;font-weight:800;text-decoration:none;cursor:pointer;box-shadow:3px 3px 0 #201a1a;transition:transform .1s}
.btn:hover{color:#fff;transform:translate(-1px,-1px)}.btn.ghost{background:#fff;color:#201a1a}.btn.ghost:hover{color:#201a1a;background:var(--yellow)}.btn.small{padding:.4rem .9rem;font-size:.9rem;box-shadow:2px 2px 0 #201a1a}.btn.danger{color:var(--red-d)}
.cta-row{display:flex;flex-wrap:wrap;gap:.8rem;margin:1.4rem 0 .8rem}
.badge{display:inline-block;font-size:.78rem;font-weight:800;padding:.2rem .65rem;border-radius:999px;border:2px solid #201a1a;color:#201a1a}
.ev-forte{background:#bfeccd}.ev-moderado{background:#ffe08a}.ev-limitado{background:#ffd0b0}.ev-popular{background:#f4c0c2}
.chip{font-size:.78rem;font-weight:800;padding:.2rem .65rem;border-radius:999px;border:2px solid #201a1a;color:#201a1a}
.area-red{--ac:var(--red)}.area-yellow{--ac:var(--yellow)}.area-dark{--ac:#3a2f2f}
.chip.area-red{background:#f7c5c7}.chip.area-yellow{background:var(--yellow)}.chip.area-dark{background:#d9d0c5}
/* hero */
.hero{background:var(--butter);border-bottom:3px solid #201a1a;color:#201a1a}.hero .eyebrow{color:var(--red-d)}.hero .lead,.hero .muted{color:#3a2f2f}
.hero-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:2rem;align-items:center;padding:3rem 0}.hero-art{text-align:center}.hero-art img{width:min(320px,70%)}
.hero h1{font-size:clamp(2.2rem,6vw,3.8rem)}
@media (max-width:800px){.hero-grid{grid-template-columns:1fr;padding:2rem 0}.hero-art{display:none}}
.section{padding:1rem 0 2rem}.band{background:var(--cream);border-block:2px solid var(--line)}.band.alt{background:var(--yellow-l)}
.page-head{padding:1.5rem 0 .5rem}.page-head h1{margin-top:.1em}
.area-head{border-left:10px solid var(--ac);padding-left:1.2rem;margin-top:1rem}
.more{font-weight:800}
/* grids & cards */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:1.2rem;margin:1rem 0}.grid.two{grid-template-columns:repeat(auto-fill,minmax(340px,1fr))}.grid.three{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}.grid.four{grid-template-columns:repeat(auto-fill,minmax(250px,1fr))}
.card,.tool-card,.area-card,.callout,.panel{background:var(--card);border:2px solid var(--ink);border-radius:var(--r);padding:1.1rem 1.2rem}
.card{box-shadow:var(--shadow);display:flex;flex-direction:column}.card h3 a{color:var(--ink);text-decoration:none}.card h3 a:hover{color:var(--red);text-decoration:underline}.card p{margin:.2em 0}
.card-top{display:flex;gap:.4rem;flex-wrap:wrap;justify-content:space-between;margin-bottom:.4rem}
.meta{display:flex;flex-wrap:wrap;gap:.4rem .9rem;font-size:.85rem;color:var(--muted);margin-top:auto!important;padding-top:.5rem}.meta-line{display:flex;flex-wrap:wrap;align-items:center;gap:.4rem 1rem;color:var(--muted);font-size:.92rem}
.read-flag{color:var(--ok);font-weight:800}
.tool-card,.area-card{text-decoration:none;color:var(--ink);display:block;box-shadow:var(--shadow);transition:transform .1s}.tool-card:hover,.area-card:hover{transform:translate(-2px,-2px);color:var(--ink)}
.tool-card .n{display:inline-grid;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--red);color:#fff;font-weight:800}
.area-card{border-top:10px solid var(--ac)}.area-card p{margin:.2em 0;color:var(--muted);font-size:.95rem}.area-card .count{font-weight:800;font-size:.85rem}
.callout{background:var(--cream)}.callout h2{font-size:1.1rem;margin:0 0 .5rem}.callout ul{padding-left:1.1rem;margin:.3rem 0}.callout.tip{background:var(--yellow-l)}.callout.big{background:var(--yellow);color:#201a1a;box-shadow:var(--shadow)}.callout.big a{color:#6d1014}
.callout+.callout,aside .callout{margin-bottom:1rem}
.notice{background:var(--yellow-l);border:2px solid var(--ink);border-radius:12px;padding:.8rem 1rem}.warn{background:#f9d9da;color:#3a0b0d;border:2px solid var(--red);border-radius:12px;padding:.7rem 1rem}.error{color:var(--red-d);font-weight:700}
@media (prefers-color-scheme:dark){.error{color:#ff9a9e}.warn{background:#3a1416;color:#ffd6d8}}
.two-aside{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:2rem;align-items:start;margin-bottom:2rem}@media (max-width:900px){.two-aside{grid-template-columns:1fr}}
/* crumbs */
.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:.3rem;padding:0;margin:1rem 0 0;font-size:.9rem;color:var(--muted)}.crumbs li+li:before{content:"›";margin-right:.4rem}
/* progress */
.progress{height:10px;background:var(--line);border-radius:99px;overflow:hidden;border:1px solid var(--ink);margin:.4rem 0}.progress span{display:block;height:100%;background:var(--red);width:0;transition:width .3s}.progress.big{height:18px}
/* guide */
.guide-head{padding:1rem 0}.guide-layout{display:grid;grid-template-columns:240px minmax(0,1fr);gap:2.5rem;align-items:start}
.toc{position:sticky;top:90px;font-size:.95rem}.toc h2{font-size:1rem;margin:0 0 .5rem;text-transform:uppercase;letter-spacing:.06em}.toc ol{list-style:none;margin:0;padding:0;border-left:3px solid var(--line)}.toc a{display:block;padding:.25rem .8rem;text-decoration:none;color:var(--ink)}.toc a:hover{color:var(--red);background:var(--cream)}.progress-box{margin-top:1rem}
.mark-read[aria-pressed=true]{background:var(--ok)}
@media (max-width:900px){.guide-layout{grid-template-columns:1fr}.toc{position:static;border:2px solid var(--ink);border-radius:var(--r);padding:1rem;background:var(--cream)}.toc ol{columns:2}}
.prose{max-width:75ch}.prose.narrow{max-width:75ch}.guide-body{max-width:none}.prose h2{margin-top:2em}.prose li{margin:.3em 0}.guide-body section{scroll-margin-top:90px}
.summary-block{background:var(--cream);border:2px solid var(--ink);border-radius:var(--r);padding:1rem 1.4rem;box-shadow:var(--shadow)}.summary-block h2{margin-top:.2em}
.ticks{list-style:none;padding:0}.ticks li{padding-left:1.7rem;position:relative}.ticks li:before{content:"✓";position:absolute;left:0;color:var(--ok);font-weight:900}
.steps{list-style:none;counter-reset:s;padding:0}.steps li{counter-increment:s;position:relative;padding:.2rem 0 .8rem 3.2rem}.steps li:before{content:counter(s);position:absolute;left:0;top:.1rem;width:2.3rem;height:2.3rem;border-radius:50%;background:var(--red);color:#fff;font-weight:800;display:grid;place-items:center;border:2px solid var(--ink)}.steps p{margin:.2em 0}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:1rem}@media (max-width:700px){.two-col{grid-template-columns:1fr}}
.pros,.cons{border:2px solid var(--ink);border-radius:var(--r);padding:.6rem 1.2rem}.pros{background:#e4f6ea;color:#14301f}.cons{background:#fdeaea;color:#3a0b0d}.pros h3,.cons h3{margin-top:.3em}
@media (prefers-color-scheme:dark){.pros{background:#173023;color:#d5f2df}.cons{background:#3a1b1d;color:#ffd9db}}
.stack{display:grid;gap:.8rem}.mistake,.example{border:2px solid var(--ink);border-radius:var(--r);padding:.5rem 1.2rem;background:var(--card)}.mistake{border-left:10px solid var(--red)}.example{border-left:10px solid var(--yellow)}
.checklist{list-style:none;padding:0}.checklist li{margin:.5rem 0}.checklist label{display:flex;gap:.7rem;cursor:pointer;align-items:flex-start}.checklist input{width:1.3rem;height:1.3rem;margin-top:.2rem;accent-color:var(--red)}.checklist input:checked+span{text-decoration:line-through;color:var(--muted)}
details{border:2px solid var(--ink);border-radius:12px;padding:.6rem 1rem;margin:.6rem 0;background:var(--card)}summary{font-weight:800;cursor:pointer}
.sources{padding-left:1.2rem}.src-note{display:block;color:var(--muted);font-size:.92rem}
.related{margin:3rem 0}
/* tables */
.table-wrap{overflow-x:auto}.table{width:100%;border-collapse:collapse;margin:1rem 0;font-size:.97rem;background:var(--card)}.table th,.table td{border:2px solid var(--ink);padding:.6rem .8rem;text-align:left;vertical-align:top}.table thead th{background:var(--yellow);color:#201a1a}.table.fact th{width:40%;background:var(--yellow-l);font-weight:700}
/* path */
.path-steps{list-style:none;padding:0;margin:1rem 0;display:grid;gap:1rem}.path-step{display:flex;gap:1rem;border:2px solid var(--ink);border-radius:var(--r);padding:1rem;background:var(--card);box-shadow:var(--shadow)}.path-step .num{flex:none;width:2.6rem;height:2.6rem;border-radius:50%;background:var(--red);color:#fff;display:grid;place-items:center;font-weight:800;border:2px solid var(--ink)}.path-step.done{background:#e4f6ea;color:#14301f}.path-step.done .num{background:var(--ok)}.path-step.done a{color:#14301f}.path-step p{margin:.2em 0}
/* forms */
label{font-weight:700;display:block;margin-bottom:.2rem}input,select,textarea{font:inherit;width:100%;padding:.6rem .8rem;border:2px solid var(--ink);border-radius:10px;background:var(--card);color:var(--ink)}input[type=checkbox],input[type=radio]{width:auto}
.fields{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:.8rem;margin-bottom:1rem}.fields .full{grid-column:1/-1}
.filters{display:grid;grid-template-columns:2fr 1fr 1fr 1fr auto;gap:.8rem;align-items:end;background:var(--cream);border:2px solid var(--ink);border-radius:var(--r);padding:1rem}@media (max-width:900px){.filters{grid-template-columns:1fr 1fr}}@media (max-width:560px){.filters{grid-template-columns:1fr}}
fieldset{border:2px solid var(--ink);border-radius:var(--r);margin:0 0 1rem;padding:.8rem 1rem 1rem;background:var(--card)}legend{font-weight:800;padding:0 .5rem}
.opts{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:.5rem}.opt{display:block;margin:0;font-weight:600;cursor:pointer}.opt input{position:absolute;opacity:0}.opt span{display:block;border:2px solid var(--ink);border-radius:12px;padding:.55rem .8rem;background:var(--card)}.opt:hover span{background:var(--yellow-l)}.opt input:checked+span{background:var(--yellow);color:#201a1a;box-shadow:2px 2px 0 var(--ink);font-weight:800}.opt input:focus-visible+span{outline:3px solid var(--ink);box-shadow:0 0 0 5px var(--yellow)}
.form-actions{display:flex;gap:.8rem;flex-wrap:wrap}
#result{margin-top:1.5rem}#result:focus{outline:none}.stage h2{margin-top:1.2em;font-size:1.25rem}.rec{display:flex;gap:1rem;margin:.8rem 0}.rec .num{flex:none}.rec .why{color:var(--muted);font-size:.93rem}
/* planner */
.planner{display:grid;gap:1.2rem;margin-bottom:3rem}.planner-forms{display:grid;grid-template-columns:1fr 1fr;gap:1.2rem}@media (max-width:900px){.planner-forms{grid-template-columns:1fr}}
.panel{box-shadow:var(--shadow)}.panel h2{margin-top:0;font-size:1.3rem}.row-actions{display:flex;gap:.6rem;flex-wrap:wrap;margin-top:.8rem}.file-btn{cursor:pointer}
.subject-list{list-style:none;padding:0}.subject-list li{display:flex;justify-content:space-between;align-items:center;gap:.5rem;padding:.4rem 0;border-bottom:1px solid var(--line)}.dot{display:inline-block;width:.9rem;height:.9rem;border-radius:50%;border:2px solid var(--ink);margin-right:.4rem}
.week{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:.6rem}@media (max-width:1000px){.week{grid-template-columns:1fr}}
.day{border:2px solid var(--ink);border-radius:12px;padding:.5rem;background:var(--cream);min-height:90px}.day h3{font-size:.95rem;margin:0 0 .4rem}.task{display:flex;gap:.4rem;align-items:flex-start;background:var(--card);border:2px solid var(--ink);border-radius:10px;padding:.4rem;margin-bottom:.4rem;font-size:.88rem;border-left-width:8px}.task input{margin-top:.2rem;width:1.1rem;height:1.1rem;accent-color:var(--red)}.task.done .t-text{text-decoration:line-through;color:var(--muted)}.task .t-sub{display:block;color:var(--muted);font-size:.8rem}.task button{margin-left:auto;background:none;border:0;cursor:pointer;color:var(--muted);font-size:1.1rem;padding:0 .3rem;line-height:1}.task button:hover{color:var(--red)}.empty-day{color:var(--muted);font-size:.85rem}
.goal{margin:.8rem 0}.goal-head{display:flex;justify-content:space-between;flex-wrap:wrap;gap:.4rem;font-weight:700}
/* footer */
.site-footer{background:#201a1a;color:#f6efe4;margin-top:3rem;padding:2rem 0 1rem;border-top:6px solid var(--yellow)}.foot-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:2rem}@media (max-width:900px){.foot-grid{grid-template-columns:1fr 1fr}}@media (max-width:560px){.foot-grid{grid-template-columns:1fr}}
.site-footer h2{font-size:1rem;margin:0 0 .6rem;color:var(--yellow)}.site-footer ul{list-style:none;padding:0;margin:0}.site-footer li{margin:.35rem 0}.site-footer a{color:#f6efe4}.site-footer a:hover{color:var(--yellow)}.foot-about{font-size:.95rem;color:#d9cfc2}.foot-end{border-top:1px solid #4a3f3f;margin-top:1.5rem;padding-top:1rem;font-size:.85rem;color:#c9bfb2}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}
@media print{.site-header,.site-footer,.toc,.filters{display:none}}