:root{
  --ink:#0a1120; --ink-2:#111a2b; --ink-soft:#18233a;
  --paper:#f6f7f9; --paper-2:#ffffff; --paper-3:#eef1f5;
  --text:#0f1722; --muted:#55606f; --faint:#8b93a1;
  --green:#15803d; --green-2:#166534; --green-bright:#34c264; --green-soft:#e8f1e9;
  --line:#e3e6ec; --line-strong:#ccd3de;
  --slate:#64748b;
  --display:"IBM Plex Sans",system-ui,sans-serif;
  --sans:"IBM Plex Sans",system-ui,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--text);font-family:var(--sans);font-size:17px;line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
img{max-width:100%;display:block}
::selection{background:var(--green);color:#fff}
:focus-visible{outline:2.5px solid var(--green);outline-offset:3px;border-radius:3px}
.wrap{max-width:1240px;margin:0 auto;padding:0 32px}
@media(max-width:640px){.wrap{padding:0 20px}}

/* type */
.display{font-family:var(--display);font-weight:700;font-stretch:125%;letter-spacing:-.025em;line-height:.98;color:var(--text)}
.label{font-family:var(--mono);font-size:12.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--green-2);font-weight:500}
.label.on-dark{color:var(--green-bright)}
.mono{font-family:var(--mono)}
.h-sec{font-family:var(--display);font-weight:700;font-stretch:118%;letter-spacing:-.022em;line-height:1.0;font-size:clamp(34px,5vw,62px)}
.lede{font-size:clamp(18px,2.1vw,22px);color:var(--muted);line-height:1.5;max-width:60ch}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:9px;border-radius:2px;font-weight:600;font-size:16px;padding:14px 24px;transition:transform .15s,background .15s,border-color .15s;white-space:nowrap}
.btn-fill{background:var(--green);color:#fff}
.btn-fill:hover{background:var(--green-2);transform:translateY(-1px)}
.btn-line{border:1px solid var(--line-strong);color:var(--text)}
.btn-line:hover{border-color:var(--green);color:var(--green-2)}
.btn-line.on-dark{border-color:rgba(255,255,255,.28);color:#fff}
.btn-line.on-dark:hover{border-color:var(--green-bright);color:var(--green-bright)}
.arw{width:16px;height:16px;flex:none}

/* nav */
.nav{position:sticky;top:0;z-index:100;background:rgba(244,246,241,.86);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:70px;gap:24px}
.nav-logo{height:48px;width:auto}
.nav-links{display:flex;gap:6px}
.nav-links a{padding:8px 14px;font-size:15px;color:var(--muted);border-radius:2px;transition:.15s}
.nav-links a:hover{color:var(--text)}
.nav-cta{display:flex;align-items:center;gap:8px}
.nav-cta .btn{padding:10px 18px;font-size:14.5px}
@media(max-width:860px){.nav-links{display:none}}

/* ══ HERO ══ */
.hero{padding:40px 0 52px;position:relative}
@media(min-width:961px){.hero{min-height:calc(100svh - 70px);display:flex;align-items:center}}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:48px;align-items:center;width:100%}
@media(max-width:960px){.hero-grid{grid-template-columns:1fr;gap:52px}}
.hero h1{font-size:clamp(34px,4.4vw,62px);margin:14px 0 0}
.hero .lede{margin:18px 0 26px;font-size:clamp(17px,1.7vw,19.5px)}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap}
.hero-note{margin-top:16px;font-family:var(--mono);font-size:13px;color:var(--faint);display:flex;gap:18px;flex-wrap:wrap}
.hero-note span{display:inline-flex;align-items:center;gap:7px}
.hero-note svg{color:var(--green)}

/* desk collage: ruido gris + una decisión verde */
.desk{position:relative;height:520px}
@media(max-width:960px){.desk{height:440px;margin-top:8px}}
@media(max-width:520px){.desk{height:380px}}
.noise{position:absolute;border-radius:6px;overflow:hidden;background:var(--paper-2);border:1px solid var(--line-strong);box-shadow:0 8px 24px rgba(15,25,20,.10);filter:grayscale(1) contrast(.92) brightness(1.03);opacity:.9}
.noise img{width:100%;height:100%;object-fit:cover}
.noise .cap{position:absolute;left:0;bottom:0;right:0;padding:6px 9px;font-family:var(--mono);font-size:10.5px;letter-spacing:.04em;color:#5b6169;background:linear-gradient(0deg,rgba(255,255,255,.94),transparent)}
.n1{width:60%;height:44%;top:2%;left:0;transform:rotate(-3deg)}
.n2{width:52%;height:40%;top:30%;right:2%;transform:rotate(2.5deg)}
.n3{width:46%;height:34%;bottom:4%;left:6%;transform:rotate(1.5deg)}
.n-xls{width:38%;height:30%;top:0;right:6%;transform:rotate(-2deg);filter:none;opacity:.9;background:var(--paper-2)}
.xls-row{display:flex;height:14.28%;border-bottom:1px solid var(--line)}
.xls-row>i{flex:1;border-right:1px solid var(--line);font-style:normal}
.xls-row.head{background:var(--paper-3)}
.xls-row .fill{margin:4px 6px;height:6px;border-radius:2px;background:#d7ddd3;flex:none;width:auto}

/* la decisión: nítida y verde, encima del ruido */
/* hero: video de fondo con degradado de transparencia (izq transparente → der completo) */
.hero{overflow:hidden}
.hero .wrap{position:relative;z-index:2}
.hero-media{position:absolute;inset:0;z-index:0;overflow:hidden;background:#0a1120 url('assets/hero-poster.jpg') center/cover no-repeat;
  -webkit-mask-image:linear-gradient(to right,transparent 0%,transparent 47%,rgba(0,0,0,.5) 62%,#000 78%);
  mask-image:linear-gradient(to right,transparent 0%,transparent 47%,rgba(0,0,0,.5) 62%,#000 78%)}
.hero-media .hero-vid{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
@media(max-width:960px){
  .hero-media{display:none}
  .hero-right{background:#0a1120 url('assets/hero-poster.jpg') center 35%/cover no-repeat;border-radius:12px;overflow:hidden;padding:14px;box-shadow:0 18px 40px rgba(10,17,32,.22)}
  .geo{display:none}
  .alert{top:14px;right:14px}
  .decision{left:14px;right:14px;bottom:14px}
}
.hero-right{position:relative;min-height:418px}
@media(max-width:960px){.hero-right{min-height:430px;margin-top:12px}}
.geo{position:absolute;top:0;left:2px;z-index:3;font-family:var(--mono);font-size:11.5px;letter-spacing:.03em;color:#eafaee;text-shadow:0 1px 6px rgba(0,0,0,.6);background:rgba(10,17,32,.42);backdrop-filter:blur(6px);padding:6px 11px;border-radius:3px}
.alert{position:absolute;z-index:4;top:0;right:2px;display:flex;align-items:center;gap:8px;font-family:var(--mono);font-size:12px;color:#fff;background:rgba(194,65,12,.95);padding:8px 12px;border-radius:5px;box-shadow:0 8px 22px rgba(0,0,0,.3);animation:alertIn .55s ease 1.7s both,shake 5.5s ease 2.8s infinite}
.alert svg{flex:none}
.decision{position:absolute;z-index:5;left:0;right:2px;bottom:0;background:var(--paper-2);border:1px solid var(--green);border-radius:10px;
  box-shadow:0 24px 54px rgba(6,20,12,.4);padding:20px 20px 18px;border-top:4px solid var(--green);
  animation:grow .95s cubic-bezier(.2,1.25,.32,1) .7s both}
@media(min-width:961px){.decision{left:auto;width:88%}}
.decision .d-lbl{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--green-2);display:flex;align-items:center;gap:8px}
.decision .d-lbl .pulse{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 0 rgba(21,128,61,.5);animation:pulse 2.4s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(21,128,61,.45)}70%{box-shadow:0 0 0 9px rgba(21,128,61,0)}100%{box-shadow:0 0 0 0 rgba(21,128,61,0)}}
.decision h3{font-family:var(--display);font-stretch:112%;font-weight:700;font-size:26px;letter-spacing:-.02em;margin:12px 0 6px;line-height:1.05}
.decision p{font-size:15px;color:var(--muted);line-height:1.45;margin:0}
.decision .d-foot{display:flex;gap:18px;margin-top:15px;padding-top:14px;border-top:1px solid var(--line);font-family:var(--mono);font-size:12.5px}
.decision .d-foot b{color:var(--green-2);font-weight:600}
.decision .d-foot .k{color:var(--faint);display:block;font-size:10.5px;letter-spacing:.05em;text-transform:uppercase;margin-bottom:2px}

/* motion del hero */
@keyframes grow{0%{opacity:0;transform:translateY(22px) scale(.8)}55%{opacity:1}100%{opacity:1;transform:none}}
@keyframes alertIn{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:none}}
@keyframes shake{0%,88%,100%{transform:translateX(0)}90%{transform:translateX(-2px)}93%{transform:translateX(2px)}96%{transform:translateX(-2px)}98%{transform:translateX(1px)}}

/* rule / chapters */
.rule{height:1px;background:var(--line-strong);max-width:1240px;margin:0 auto}
section{padding:110px 0}
@media(max-width:640px){section{padding:70px 0}}
.chap-dark{background:var(--ink);color:#eaf0ea}
.chap-dark .h-sec{color:#fff}
.chap-dark .lede{color:#a9b4a9}

/* PROBLEMA / dato huérfano */
.prob-head{max-width:74ch}
.prob-head .h-sec{margin:16px 0 0}
.prob-head .h-sec .em{color:var(--green-2)}
.prob-body{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;margin-top:48px;align-items:start}
@media(max-width:860px){.prob-body{grid-template-columns:1fr;gap:36px}}
.prob-body p{font-size:19px;color:var(--muted);line-height:1.6}
.prob-body p+p{margin-top:18px}
.cost{border-top:1px solid var(--line-strong)}
.cost .row{display:flex;gap:18px;padding:22px 0;border-bottom:1px solid var(--line)}
.cost .row .ic{width:38px;height:38px;flex:none;border-radius:2px;background:var(--paper-3);display:grid;place-items:center;color:var(--slate)}
.cost .row b{display:block;font-family:var(--display);font-stretch:110%;font-weight:700;font-size:19px;letter-spacing:-.01em;margin-bottom:3px}
.cost .row span{font-size:15.5px;color:var(--muted);line-height:1.45}

/* MANIFIESTO */
.mani{max-width:940px;margin:0 auto;text-align:left}
.mani .label{margin-bottom:26px;display:block}
.mani p{font-family:var(--display);font-stretch:105%;font-weight:500;font-size:clamp(23px,3.1vw,36px);line-height:1.28;letter-spacing:-.015em;color:#eef3ee;margin:0 0 30px}
.mani p .g{color:var(--green-bright)}
.mani p.small{font-family:var(--sans);font-stretch:100%;font-weight:400;font-size:clamp(17px,1.9vw,20px);line-height:1.6;color:#aab5aa;letter-spacing:0}
.mani .close{font-family:var(--mono);font-size:14px;color:#7f8a7f;letter-spacing:.02em;margin-top:12px}

/* CÓMO FUNCIONA — flujo de artefactos reales */
.flow{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:56px;border:1px solid var(--line-strong);border-radius:8px;overflow:hidden;background:var(--paper-2)}
@media(max-width:860px){.flow{grid-template-columns:1fr}}
.flow .step{padding:30px 28px;position:relative;border-right:1px solid var(--line)}
.flow .step:last-child{border-right:0}
@media(max-width:860px){.flow .step{border-right:0;border-bottom:1px solid var(--line)}.flow .step:last-child{border-bottom:0}}
.flow .step.act{background:var(--green-soft)}
.flow .st-k{font-family:var(--mono);font-size:12px;color:var(--faint);letter-spacing:.1em;text-transform:uppercase}
.flow .step.act .st-k{color:var(--green-2)}
.flow .st-t{font-family:var(--display);font-stretch:112%;font-weight:700;font-size:23px;letter-spacing:-.015em;margin:8px 0 10px}
.flow .st-d{font-size:15.5px;color:var(--muted);line-height:1.5;min-height:66px}
.flow .st-vis{margin-top:18px;height:120px;border-radius:5px;overflow:hidden;border:1px solid var(--line);background:var(--paper-3)}
.flow .st-vis img{width:100%;height:100%;object-fit:cover}
.flow .step:not(.act) .st-vis img{filter:none}
.flow .st-chip{display:inline-flex;align-items:center;gap:7px;margin-top:16px;font-family:var(--mono);font-size:12px;padding:6px 11px;border-radius:2px;background:var(--green);color:#fff}

/* PRODUCTO */
.prod-head{max-width:70ch}
.prod-head .h-sec{margin:16px 0 0}
.browser{margin-top:48px;border-radius:10px;overflow:hidden;border:1px solid var(--line-strong);box-shadow:0 30px 70px rgba(15,25,20,.16);background:#0b1510}
.browser .bar{display:flex;align-items:center;gap:8px;padding:11px 15px;background:var(--ink-2);border-bottom:1px solid #000}
.browser .bar i{width:11px;height:11px;border-radius:50%;background:#33453b;display:block}
.browser .bar .url{margin-left:14px;font-family:var(--mono);font-size:12px;color:#7f8a7f;background:#0d1712;padding:5px 12px;border-radius:3px}
.browser img{width:100%;display:block}
.prod-crops{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:22px}
@media(max-width:760px){.prod-crops{grid-template-columns:1fr}}
.crop-shot{border:1px solid var(--line-strong);border-radius:8px;overflow:hidden;background:var(--paper-2);box-shadow:0 8px 24px rgba(15,25,20,.08)}
.crop-shot .cs-h{padding:15px 18px;border-bottom:1px solid var(--line)}
.crop-shot .cs-h b{font-family:var(--display);font-stretch:110%;font-weight:700;font-size:17px}
.crop-shot .cs-h span{display:block;font-size:14px;color:var(--muted);margin-top:2px}
.crop-shot img{width:100%;display:block;background:var(--ink)}

/* CULTIVOS con nombre */
.crops-head{max-width:64ch}
.crops-head .h-sec{margin:16px 0 0}
.crop-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:46px}
@media(max-width:900px){.crop-grid{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.crop-grid{grid-template-columns:1fr}}
.crop-card{border-radius:8px;overflow:hidden;position:relative;aspect-ratio:3/4;background:var(--ink);border:1px solid var(--line-strong)}
.crop-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:1;transition:transform .5s}
.crop-card:hover img{transform:scale(1.05)}
.crop-card::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(8,12,20,.9) 2%,rgba(8,12,20,.04) 50%,transparent)}
.crop-card .cc{position:absolute;inset:auto 0 0 0;z-index:2;padding:20px}
.crop-card .cc .nm{font-family:var(--display);font-stretch:115%;font-weight:700;font-size:22px;color:#fff;letter-spacing:-.01em}
.crop-card .cc .md{font-family:var(--mono);font-size:12px;color:#bfe6cd;margin-top:6px;line-height:1.4}

/* FUNCIONALIDADES · lista tipo ficha técnica (no cards) */
.feats-head{max-width:64ch}
.feats-head .h-sec{margin:16px 0 0}
.flist{margin-top:34px;border-top:1.5px solid var(--text)}
.frow{display:grid;grid-template-columns:52px 1.5fr 1fr;gap:28px;align-items:baseline;padding:15px 6px;border-bottom:1px solid var(--line);transition:background .15s,padding-left .15s}
.frow:hover{background:var(--paper-2);padding-left:14px}
@media(max-width:760px){.frow{grid-template-columns:36px 1fr;gap:14px 16px}.frow .fask{grid-column:2}}
.frow .fnum{font-family:var(--mono);font-size:13px;color:var(--faint);padding-top:3px}
.frow .fmod b{font-size:18px;font-weight:600;letter-spacing:-.015em;color:var(--text);display:block;margin-bottom:3px}
.frow .fmod p{margin:0;font-size:14.5px;color:var(--muted);line-height:1.45}
.frow .fask{display:flex;flex-direction:column;gap:5px}
.frow .fask .q{font-family:var(--mono);font-size:14px;color:var(--text);font-weight:500;letter-spacing:-.01em}
.frow .fask .a{font-family:var(--mono);font-size:12.5px;color:var(--green-2);display:flex;gap:7px;align-items:flex-start;line-height:1.4}
.frow .fask .a svg{flex:none;margin-top:2px}

/* CIENCIA auditable */
.sci{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:center}
@media(max-width:860px){.sci{grid-template-columns:1fr;gap:36px}}
.sci-head .h-sec{margin:16px 0 20px}
.sci-list{border-top:1px solid var(--line-strong)}
.sci-list .it{padding:22px 0;border-bottom:1px solid var(--line)}
.sci-list .it b{font-family:var(--display);font-stretch:110%;font-weight:700;font-size:18px;letter-spacing:-.01em;display:flex;align-items:center;gap:10px}
.sci-list .it b .tag{font-family:var(--mono);font-size:10.5px;font-weight:500;letter-spacing:.06em;padding:3px 8px;border-radius:2px;background:var(--paper-3);color:var(--slate);text-transform:uppercase}
.sci-list .it p{margin:8px 0 0;font-size:15.5px;color:var(--muted);line-height:1.5}
.honesty{background:var(--green-soft);border:1px solid color-mix(in oklab,var(--green) 30%,transparent);border-radius:8px;padding:26px 28px}
.honesty .hq{font-family:var(--display);font-stretch:108%;font-weight:700;font-size:clamp(20px,2.3vw,26px);line-height:1.25;letter-spacing:-.015em;color:var(--green-2)}
.honesty p{margin:14px 0 0;font-size:16px;color:#33513f;line-height:1.55}

/* banda foto */
.band{position:relative;padding:150px 0;background:var(--ink);overflow:hidden}
.band img.bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.5}
.band::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(6,13,9,.9),rgba(6,13,9,.35))}
.band .wrap{position:relative;z-index:2}
.band .h-sec{color:#fff;max-width:16ch}
.band p{color:rgba(255,255,255,.9);font-size:clamp(18px,2vw,21px);max-width:52ch;margin-top:18px;line-height:1.5}

/* precios */
.pr-head{text-align:center;max-width:60ch;margin:0 auto 50px}
.pr-head .h-sec{margin:16px 0 0}
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border:1px solid var(--line-strong);border-radius:10px;overflow:hidden;background:var(--paper-2)}
@media(max-width:820px){.plans{grid-template-columns:1fr;max-width:440px;margin:0 auto}}
.plan{padding:34px 30px;border-right:1px solid var(--line);position:relative}
.plan:last-child{border-right:0}
@media(max-width:820px){.plan{border-right:0;border-bottom:1px solid var(--line)}.plan:last-child{border-bottom:0}}
.plan.feat{background:var(--ink);color:#eef3ee}
.plan .pn{font-family:var(--display);font-stretch:112%;font-weight:700;font-size:18px}
.plan.feat .pn{color:#fff}
.plan .pfor{font-size:14px;color:var(--muted);margin-top:4px}
.plan.feat .pfor{color:#9fb0a2}
.plan .pp{display:flex;align-items:baseline;gap:5px;margin:22px 0 18px}
.plan .pp .amt{font-family:var(--display);font-stretch:118%;font-weight:700;font-size:44px;letter-spacing:-.03em}
.plan .pp .u{font-family:var(--mono);font-size:13px;color:var(--faint)}
.plan.feat .pp .amt{color:var(--green-bright)}
.plan ul{list-style:none;margin:0 0 24px;padding:0;display:flex;flex-direction:column;gap:10px}
.plan li{display:flex;gap:9px;font-size:14.5px;color:var(--muted);line-height:1.4}
.plan.feat li{color:#c2cdc2}
.plan li svg{color:var(--green);flex:none;margin-top:3px}
.plan.feat li svg{color:var(--green-bright)}
.plan .btn{width:100%;justify-content:center}
.plan .badge{position:absolute;top:16px;right:16px;font-family:var(--mono);font-size:10.5px;letter-spacing:.08em;color:var(--green-bright);border:1px solid rgba(52,194,100,.4);padding:4px 9px;border-radius:2px}

/* CTA final */
.final{text-align:center;max-width:820px;margin:0 auto}
.final .h-sec{font-size:clamp(34px,5.2vw,68px)}
.final p{font-size:20px;color:var(--muted);margin:20px auto 30px;max-width:52ch}

/* footer */
footer{border-top:1px solid var(--line);padding:40px 0;color:var(--faint);font-size:14px;font-family:var(--mono)}
.foot{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;align-items:center}

@media(prefers-reduced-motion:reduce){
  .decision,.alert{opacity:1!important;transform:none!important;animation:none!important}
  .decision .pulse{animation:none!important}
  .hero-vid{display:none}
}

/* ══ COMPONENTES ANIMADOS (motion) ══ */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s cubic-bezier(.2,.7,.3,1),transform .6s cubic-bezier(.2,.7,.3,1)}
.reveal.in{opacity:1;transform:none}

/* gráfica de predicción que se construye sola */
.predchart{background:var(--paper-2);border:1px solid var(--line-strong);border-radius:12px;padding:22px 22px 14px;box-shadow:0 14px 34px rgba(15,25,20,.09)}
.predchart .ph{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:8px;gap:12px}
.predchart .pt{font-family:var(--mono);font-size:12px;color:var(--faint);text-transform:uppercase;letter-spacing:.05em}
.predchart .pv{font-family:var(--display);font-weight:700;font-size:27px;color:var(--green-2);letter-spacing:-.02em;white-space:nowrap}
.predchart .pv small{font-family:var(--mono);font-size:12px;color:var(--faint);font-weight:400}
.predchart svg{display:block;width:100%;height:auto;overflow:visible}
.predchart .ln{fill:none;stroke:var(--green);stroke-width:3;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:640;stroke-dashoffset:640;transition:stroke-dashoffset 2.1s cubic-bezier(.4,0,.2,1) .2s}
.predchart.in .ln{stroke-dashoffset:0}
.predchart .band{opacity:0;transition:opacity 1.1s ease 1s}
.predchart.in .band{opacity:1}
.predchart .dot{opacity:0;transition:opacity .4s ease}
.predchart.in .dot{opacity:1}
.predchart.in .d1{transition-delay:.55s}.predchart.in .d2{transition-delay:.9s}.predchart.in .d3{transition-delay:1.25s}.predchart.in .d4{transition-delay:1.6s}.predchart.in .d5{transition-delay:1.95s}
.predchart .end{opacity:0;transition:opacity .4s ease 2.1s}
.predchart.in .end{opacity:1;animation:endpulse 2.2s ease-in-out 2.4s infinite}
@keyframes endpulse{0%,100%{r:5}50%{r:8}}
.predchart .axl{font-family:var(--mono);font-size:11px;fill:var(--faint)}

/* bitácora que se construye sola (mensajes tipo chat) */
.chatlog{background:var(--paper-2);border:1px solid var(--line-strong);border-radius:12px;padding:16px 16px 6px;box-shadow:0 14px 34px rgba(15,25,20,.09)}
.chatlog .chead{display:flex;align-items:center;gap:8px;font-family:var(--mono);font-size:11.5px;color:var(--faint);padding:2px 4px 12px;border-bottom:1px solid var(--line);margin-bottom:14px}
.chatlog .chead .dt{width:8px;height:8px;border-radius:50%;background:var(--green)}
.msg{display:flex;gap:9px;margin-bottom:12px;opacity:0;transform:translateY(8px);transition:opacity .45s ease,transform .45s ease}
.msg.show{opacity:1;transform:none}
.msg .av{width:28px;height:28px;border-radius:50%;flex:none;display:grid;place-items:center;font-family:var(--mono);font-size:10px;font-weight:600}
.msg .av.tec{background:var(--paper-3);color:var(--slate)}
.msg .av.loo{background:var(--green);color:#fff}
.msg .bub{background:var(--paper-3);border-radius:11px;padding:9px 13px;font-size:14px;line-height:1.42;color:var(--text);max-width:80%}
.msg.out{flex-direction:row-reverse}
.msg.out .bub{background:var(--green-soft);color:var(--green-2)}
.msg .bub .m{display:block;font-family:var(--mono);font-size:10px;color:var(--faint);margin-top:5px}
.msg .bub.photo{display:flex;align-items:center;gap:9px}
.msg .bub.photo .thumb{width:34px;height:34px;border-radius:6px;background:linear-gradient(135deg,#3f6f3a,#84cc16);flex:none}
.typing{display:inline-flex;gap:4px;padding:2px 0}
.typing i{width:5px;height:5px;border-radius:50%;background:var(--faint);display:block;animation:blink 1.2s infinite}
.typing i:nth-child(2){animation-delay:.2s}.typing i:nth-child(3){animation-delay:.4s}
@keyframes blink{0%,60%,100%{opacity:.25}30%{opacity:1}}

@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1!important;transform:none!important}
  .predchart .ln{stroke-dashoffset:0!important;transition:none!important}
  .predchart .band,.predchart .dot,.predchart .end{opacity:1!important;transition:none!important;animation:none!important}
  .msg{opacity:1!important;transform:none!important}
  .typing i{animation:none!important;opacity:.5!important}
}