:root{
  --orange:#FF9800; --orange-deep:#E07E00;
  --teal:#009775; --teal-deep:#00674F; --teal-ink:#14231F;
  --paper:#F5F1E8; --paper-line:rgba(0,151,117,.14);
  --card:#FFFFFF; --ink:#14231F; --muted:#5C6B64; --hair:rgba(20,35,31,.12);
  --display:'Archivo',sans-serif; --body:'Inter',sans-serif; --mono:'Space Mono',monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;overflow-x:hidden}
body{font-family:var(--body);background:var(--paper);color:var(--ink);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:1240px;margin:0 auto;padding:0 32px}
.mono{font-family:var(--mono)}

/* blueprint grid overlay on paper */
body::before{content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background-image:linear-gradient(var(--paper-line) 1px,transparent 1px),linear-gradient(90deg,var(--paper-line) 1px,transparent 1px);
  background-size:38px 38px;opacity:.5;mask-image:linear-gradient(180deg,transparent,#000 8%,#000 92%,transparent)}
.layer{position:relative;z-index:1}

/* ===== NAV ===== */
nav{position:sticky;top:0;z-index:50;border-bottom:1px solid var(--hair)}
nav::before{content:"";position:absolute;inset:0;z-index:-1;background:rgba(245,241,232,.86);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:76px}
.brand{display:flex;align-items:center;gap:14px}
.brand img{height:40px;width:auto}
.brand-tag{font-family:var(--mono);font-size:11px;letter-spacing:.18em;color:var(--teal-deep);text-transform:uppercase;border-left:2px solid var(--orange);padding-left:12px;line-height:1.25}
.brand-tag b{color:var(--ink);font-weight:700}
.nav-links{display:flex;align-items:center;gap:30px}
.nav-links a{font-family:var(--mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);transition:color .2s;position:relative;padding:4px 0}
.nav-links a:hover{color:var(--teal-deep)}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:2px;background:var(--orange);transition:width .25s}
.nav-links a:hover::after{width:100%}
.lang{display:flex;font-family:var(--mono);font-size:12px;font-weight:700;border:1.5px solid var(--ink);border-radius:2px;overflow:hidden;cursor:pointer}
.lang span{padding:6px 11px;letter-spacing:.05em}
.lang .on{background:var(--ink);color:var(--paper)}
.burger{display:none;flex-direction:column;justify-content:center;gap:5px;cursor:pointer;background:none;border:0;padding:6px;width:44px;height:44px}
.burger span{width:26px;height:2.5px;background:var(--ink);transition:.25s}

/* ===== HERO ===== */
.hero{position:relative;background:var(--teal-ink);color:var(--paper);overflow:hidden;border-bottom:3px solid var(--orange)}
.hero-grid{position:absolute;inset:0;opacity:.5;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:44px 44px}
.hero-roof{position:absolute;right:-4%;top:50%;transform:translateY(-50%);width:min(760px,64vw);opacity:.9;pointer-events:none}
.hero-roof path,.hero-roof line,.hero-roof polyline,.hero-roof rect{stroke-dasharray:2400;stroke-dashoffset:2400;animation:draw 2.4s cubic-bezier(.7,0,.2,1) forwards}
.hero-roof .d2{animation-delay:.25s}.hero-roof .d3{animation-delay:.5s}.hero-roof .d4{animation-delay:.75s}
@keyframes draw{to{stroke-dashoffset:0}}
.hero-in{position:relative;z-index:2;padding:96px 0 104px;max-width:760px}
.eyebrow{display:inline-flex;align-items:center;gap:12px;font-family:var(--mono);font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--orange);margin-bottom:26px}
.eyebrow::before{content:"";width:38px;height:1px;background:var(--orange)}
.hero h1{font-family:var(--display);font-weight:900;font-size:clamp(2.6rem,6.2vw,5.1rem);line-height:.98;letter-spacing:-.02em;margin-bottom:24px}
.hero h1 em{font-style:normal;color:var(--orange)}
.hero-deck{font-size:clamp(1.05rem,1.6vw,1.28rem);color:rgba(245,241,232,.82);max-width:560px;margin-bottom:36px}
.hero-meta{display:flex;flex-wrap:wrap;gap:22px 34px;align-items:center;font-family:var(--mono);font-size:12px;letter-spacing:.06em;color:rgba(245,241,232,.6);margin-bottom:38px}
.hero-meta b{color:var(--paper);font-weight:700}
.btn{display:inline-flex;align-items:center;gap:12px;font-family:var(--mono);font-weight:700;font-size:13px;letter-spacing:.08em;text-transform:uppercase;background:var(--orange);color:var(--teal-ink);padding:16px 26px;border-radius:2px;transition:transform .2s,box-shadow .2s;border:0;cursor:pointer}
.btn:hover{transform:translateY(-2px);box-shadow:0 10px 30px rgba(255,152,0,.3)}
.btn svg{transition:transform .2s}.btn:hover svg{transform:translateX(4px)}
.hero-stamp{position:absolute;right:6%;bottom:8%;z-index:2;width:132px;height:132px;display:grid;place-items:center;border:2px dashed rgba(255,152,0,.55);border-radius:50%;transform:rotate(-9deg);text-align:center}
.hero-stamp .mono{font-size:9.5px;letter-spacing:.16em;color:var(--orange);text-transform:uppercase;line-height:1.55}
.hero-stamp .big{font-family:var(--display);font-weight:900;font-size:1.5rem;color:var(--paper);display:block;margin:3px 0}

/* ===== SECTION HEAD ===== */
.sec{padding:88px 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:44px;padding-bottom:18px;border-bottom:2px solid var(--ink)}
.sec-head h2{font-family:var(--display);font-weight:800;font-size:clamp(1.7rem,3vw,2.5rem);letter-spacing:-.01em;line-height:1}
.sec-head .idx{font-family:var(--mono);font-size:12px;letter-spacing:.14em;color:var(--muted);text-transform:uppercase}

/* ===== CARDS ===== */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.card{display:block;position:relative;background:var(--card);border:1px solid var(--hair);padding:26px 24px 28px;transition:transform .3s,box-shadow .3s,border-color .3s;overflow:hidden}
.card::before,.card::after{content:"";position:absolute;width:14px;height:14px;border-color:var(--teal);border-style:solid;opacity:0;transition:opacity .3s,inset .3s}
.card::before{top:9px;left:9px;border-width:2px 0 0 2px}
.card::after{bottom:9px;right:9px;border-width:0 2px 2px 0}
.card:hover{transform:translateY(-6px);box-shadow:0 20px 44px rgba(20,35,31,.12);border-color:var(--teal)}
.card:hover::before,.card:hover::after{opacity:1}
.card-cat{position:absolute;top:16px;right:16px;width:60px;height:60px;display:grid;place-items:center;border:1.5px dashed var(--teal);border-radius:50%;transform:rotate(-6deg);transition:transform .35s}
.card:hover .card-cat{transform:rotate(6deg)}
.card-cat span{font-family:var(--mono);font-size:8px;font-weight:700;letter-spacing:.08em;color:var(--teal-deep);text-transform:uppercase;text-align:center;line-height:1.15}
.card.o .card-cat{border-color:var(--orange)}.card.o .card-cat span{color:var(--orange-deep)}
.card-date{font-family:var(--mono);font-size:11px;letter-spacing:.08em;color:var(--muted);margin-bottom:18px}
.card h3{font-family:var(--display);font-weight:700;font-size:1.28rem;line-height:1.18;letter-spacing:-.01em;margin-bottom:12px;max-width:82%}
.card p{font-size:.94rem;color:var(--muted);margin-bottom:20px}
.card-more{font-family:var(--mono);font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--teal-deep);display:inline-flex;align-items:center;gap:7px}
.card-more svg{transition:transform .2s}.card:hover .card-more svg{transform:translateX(4px)}

/* reveal */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}

/* ===== CATEGORY STRIP ===== */
.cats{background:var(--teal-ink);color:var(--paper);padding:80px 0;border-top:3px solid var(--orange);border-bottom:3px solid var(--orange)}
.cats .sec-head{border-color:rgba(245,241,232,.25)}
.cats .sec-head h2{color:var(--paper)}.cats .sec-head .idx{color:rgba(245,241,232,.55)}
.cat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.cat{border:1px solid rgba(245,241,232,.16);padding:30px 22px;transition:background .3s,transform .3s;cursor:pointer}
.cat:hover{background:rgba(255,152,0,.08);transform:translateY(-4px)}
.cat-seal{width:56px;height:56px;border:1.5px dashed var(--orange);border-radius:50%;display:grid;place-items:center;margin-bottom:20px;font-family:var(--mono);font-weight:700;color:var(--orange);font-size:1.1rem}
.cat h4{font-family:var(--display);font-weight:700;font-size:1.15rem;margin-bottom:8px}
.cat p{font-size:.86rem;color:rgba(245,241,232,.6);font-family:var(--mono);letter-spacing:.02em}

/* ===== CTA ===== */
.cta{padding:96px 0}
.cta-box{position:relative;background:var(--orange);color:var(--teal-ink);padding:64px 56px;overflow:hidden}
.cta-box::after{content:"";position:absolute;right:-60px;top:-60px;width:280px;height:280px;border:2px dashed rgba(20,35,31,.18);border-radius:50%}
.cta-box .eyebrow{color:var(--teal-ink)}.cta-box .eyebrow::before{background:var(--teal-ink)}
.cta-box h2{font-family:var(--display);font-weight:900;font-size:clamp(1.9rem,3.4vw,2.8rem);line-height:1.02;letter-spacing:-.015em;margin-bottom:16px;max-width:600px}
.cta-box p{max-width:480px;margin-bottom:30px;font-size:1.02rem}
.cta-form{display:flex;gap:12px;max-width:480px;flex-wrap:wrap}
.cta-form input{flex:1;min-width:220px;font-family:var(--mono);font-size:14px;padding:15px 18px;border:2px solid var(--teal-ink);background:transparent;color:var(--teal-ink);border-radius:2px}
.cta-form input::placeholder{color:rgba(20,35,31,.5)}
.cta-form button{font-family:var(--mono);font-weight:700;font-size:13px;letter-spacing:.06em;text-transform:uppercase;background:var(--teal-ink);color:var(--orange);border:0;padding:15px 26px;border-radius:2px;cursor:pointer;transition:transform .2s}
.cta-form button:hover{transform:translateY(-2px)}

/* ===== FOOTER ===== */
footer{background:var(--teal-ink);color:rgba(245,241,232,.72);padding:76px 0 40px}
.foot-top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:48px;padding-bottom:48px;border-bottom:1px solid rgba(245,241,232,.14)}
.foot-brand img{height:44px;margin-bottom:22px}
.foot-brand p{font-size:.95rem;max-width:320px;margin-bottom:22px}
.foot-lic{font-family:var(--mono);font-size:11px;letter-spacing:.04em;color:rgba(245,241,232,.5);line-height:1.9}
.foot-col h5{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--orange);margin-bottom:20px}
.foot-col a,.foot-col p{display:block;font-size:.92rem;color:rgba(245,241,232,.72);margin-bottom:11px;transition:color .2s}
.foot-col a:hover{color:var(--orange)}
.areas{font-family:var(--mono);font-size:12px;line-height:2;color:rgba(245,241,232,.72)}
.areas b{color:var(--paper)}
.foot-bot{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;padding-top:26px;font-family:var(--mono);font-size:11px;letter-spacing:.05em;color:rgba(245,241,232,.45)}

/* lang visibility */
[data-lang="es"] .en{display:none}
[data-lang="en"] .es{display:none}

/* ===== RESPONSIVE ===== */
@media(max-width:900px){
  .grid{grid-template-columns:1fr 1fr}
  .cat-row{grid-template-columns:1fr 1fr}
  .foot-top{grid-template-columns:1fr 1fr}
  .hero-roof{opacity:.35}
  .hero-stamp{display:none}
}
@media(max-width:640px){
  .wrap{padding:0 20px}
  .nav-links{position:fixed;inset:76px 0 auto 0;background:var(--paper);flex-direction:column;align-items:flex-start;gap:0;padding:8px 20px 20px;border-bottom:1px solid var(--hair);transform:translateY(-120%);transition:transform .3s;box-shadow:0 20px 40px rgba(0,0,0,.08)}
  .nav-links.open{transform:none}
  .nav-links a{padding:14px 0;width:100%;border-bottom:1px solid var(--hair);font-size:13px}
  .burger{display:flex}
  .brand-tag{display:none}
  .grid{grid-template-columns:1fr}
  .cat-row{grid-template-columns:1fr}
  .card h3{max-width:100%}
  .hero-in{padding:66px 0 76px}
  .cta-box{padding:44px 26px}
  .sec{padding:60px 0}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
  .hero-roof path,.hero-roof line,.hero-roof polyline,.hero-roof rect{stroke-dashoffset:0}
  html{scroll-behavior:auto}
}

/* ===== POST / ARTICLE PAGE ===== */
.post-hero{position:relative;background:var(--teal-ink);color:var(--paper);overflow:hidden;border-bottom:3px solid var(--orange)}
.post-hero .hero-grid{position:absolute;inset:0;opacity:.5;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:44px 44px}
.post-hero-in{position:relative;z-index:2;padding:64px 0 72px;max-width:760px}
.post-crumb{display:flex;align-items:center;gap:10px;font-family:var(--mono);font-size:12px;letter-spacing:.06em;color:rgba(245,241,232,.55);margin-bottom:26px}
.post-crumb a{color:rgba(245,241,232,.75);transition:color .2s}
.post-crumb a:hover{color:var(--orange)}
.post-hero-top{display:flex;align-items:center;gap:16px;margin-bottom:26px}
.post-seal{flex:none;width:58px;height:58px;display:grid;place-items:center;border:1.5px dashed var(--orange);border-radius:50%;transform:rotate(-6deg)}
.post-seal span{font-family:var(--mono);font-size:8px;font-weight:700;letter-spacing:.08em;color:var(--orange);text-transform:uppercase;text-align:center;line-height:1.15}
.post-meta-text{display:flex;flex-direction:column;gap:4px;font-family:var(--mono);font-size:12px;letter-spacing:.08em;color:rgba(245,241,232,.6);text-transform:uppercase}
.post-meta-text b{color:var(--orange)}
.post-hero h1{font-family:var(--display);font-weight:900;font-size:clamp(2.1rem,4.6vw,3.6rem);line-height:1.05;letter-spacing:-.015em;margin-bottom:20px}
.post-deck{font-size:clamp(1rem,1.4vw,1.15rem);color:rgba(245,241,232,.82);max-width:620px}
.post-lang-switch{margin-top:18px}
.post-lang-switch a{font-family:var(--mono);font-size:12px;letter-spacing:.06em;color:rgba(245,241,232,.6);border-bottom:1px dotted rgba(245,241,232,.4);transition:color .2s,border-color .2s}
.post-lang-switch a:hover{color:var(--orange);border-color:var(--orange)}

.post-body-sec{padding:76px 0 40px}
.post-body-wrap{max-width:720px;margin:0 auto}
.post-image{width:100%;display:block;border:1px solid var(--hair);background:var(--card);margin-bottom:8px}
.post-image-cap{font-family:var(--mono);font-size:11px;letter-spacing:.06em;color:var(--muted);margin-bottom:40px}
.post-body h2{font-family:var(--display);font-weight:800;font-size:clamp(1.4rem,2.4vw,1.85rem);letter-spacing:-.01em;margin:44px 0 18px;padding-top:6px;border-top:2px solid var(--ink)}
.post-body h2:first-child{margin-top:0;border-top:0;padding-top:0}
.post-body h3{font-family:var(--display);font-weight:700;font-size:1.15rem;margin:30px 0 12px}
.post-body p{margin-bottom:18px;color:var(--ink);font-size:1.02rem}
.post-body ul,.post-body ol{margin:0 0 18px 22px}
.post-body li{margin-bottom:8px;font-size:1.02rem}
.post-body a{color:var(--teal-deep);text-decoration:underline;text-underline-offset:2px}
.post-body strong{font-weight:700}
.post-body blockquote{border-left:3px solid var(--orange);padding:4px 0 4px 20px;margin:24px 0;font-style:italic;color:var(--muted)}
.post-refs{margin-top:36px;padding-top:24px;border-top:1px solid var(--hair)}
.post-refs h3{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:14px;font-weight:700}
.post-refs ul{list-style:none;margin:0}
.post-refs li{margin-bottom:8px;font-size:.92rem}

.post-cta{max-width:720px;margin:56px auto 0;position:relative;background:var(--orange);color:var(--teal-ink);padding:44px 40px;overflow:hidden}
.post-cta::after{content:"";position:absolute;right:-50px;top:-50px;width:200px;height:200px;border:2px dashed rgba(20,35,31,.18);border-radius:50%}
.post-cta h3{font-family:var(--display);font-weight:800;font-size:1.4rem;margin-bottom:18px;max-width:440px;position:relative}
.post-cta-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative}
.post-cta .btn-outline{display:inline-flex;align-items:center;font-family:var(--mono);font-weight:700;font-size:13px;letter-spacing:.08em;text-transform:uppercase;background:transparent;color:var(--teal-ink);border:2px solid var(--teal-ink);padding:14px 24px;border-radius:2px;transition:transform .2s}
.post-cta .btn-outline:hover{transform:translateY(-2px)}

.post-next{max-width:720px;margin:40px auto 0;padding:26px 28px;border:1px solid var(--hair);display:flex;align-items:center;justify-content:space-between;gap:18px;transition:border-color .2s,transform .2s}
.post-next:hover{border-color:var(--teal);transform:translateY(-2px)}
.post-next-label{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:6px}
.post-next-title{font-family:var(--display);font-weight:700;font-size:1.05rem;max-width:520px}
.post-next-arrow{flex:none;color:var(--teal-deep)}

.post-back{display:block;max-width:720px;margin:32px auto 76px;font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);transition:color .2s}
.post-back:hover{color:var(--teal-deep)}

@media(max-width:640px){
  .post-body-sec{padding:52px 0 24px}
  .post-cta{padding:32px 24px}
  .post-next{flex-direction:column;align-items:flex-start}
}