/* Presentación horizontal UNSAAC · formato fijo 1600 × 900, adaptado a pantalla por JS */
html,body{width:100%;height:100%;margin:0;overflow:hidden!important;overscroll-behavior:none;touch-action:pan-x pan-y;background:#201b22;color:#232428}
.viewport{position:fixed;inset:0;background:radial-gradient(ellipse at 55% 48%,#37303a 0%,#17151b 100%);overflow:hidden;isolation:isolate}
.stage{position:absolute;top:50%;left:50%;width:1600px;height:900px;overflow:hidden;transform:translate(-50%,-50%) scale(var(--deck-scale,1));transform-origin:center center;background:#f8f6f3;box-shadow:0 24px 115px #08060a78;isolation:isolate}
.deck{position:absolute;inset:0;overflow:hidden;isolation:isolate}
.deck-slide{position:absolute!important;inset:0!important;display:block;width:1600px!important;height:900px!important;min-height:900px!important;max-height:900px!important;margin:0!important;padding:108px 0 64px!important;overflow:hidden!important;scroll-margin:0!important;opacity:0;visibility:hidden;pointer-events:none;z-index:0;transform-origin:center center;contain:paint}
.deck-slide.is-active,.deck-slide.is-leaving{visibility:visible;opacity:1}
.deck-slide.is-active{pointer-events:auto;z-index:3}
.deck-slide.is-leaving{pointer-events:none;z-index:2}
.deck-slide.is-entering{animation-duration:.94s;animation-timing-function:cubic-bezier(.19,1,.22,1);animation-fill-mode:both}
.deck-slide.is-leaving{animation:out-soft .7s cubic-bezier(.35,0,.75,1) both}
.deck-slide[data-transition=depth].is-entering{animation-name:in-depth}
.deck-slide[data-transition=reveal].is-entering{animation-name:in-reveal}
.deck-slide[data-transition=rise].is-entering{animation-name:in-rise}
.deck-slide[data-transition=iris].is-entering{animation-name:in-iris}
.deck-slide[data-transition=morph].is-entering{animation-name:in-morph}
.deck-slide[data-transition=tilt].is-entering{animation-name:in-tilt}
.deck-slide[data-transition=focus].is-entering{animation-name:in-focus}
.deck-slide[data-transition=fan].is-entering{animation-name:in-fan}
@keyframes out-soft{0%{opacity:1;filter:brightness(1)}100%{opacity:.05;filter:brightness(.94)}}
@keyframes in-depth{0%{opacity:0;filter:blur(16px);transform:scale(1.075)}100%{opacity:1;filter:blur(0);transform:scale(1)}}
@keyframes in-reveal{0%{opacity:0;clip-path:inset(0 100% 0 0 round 12px);transform:scale(1.01)}100%{opacity:1;clip-path:inset(0 0 0 0 round 0);transform:scale(1)}}
@keyframes in-rise{0%{opacity:0;transform:translateY(100px) scale(.975);filter:blur(9px)}100%{opacity:1;transform:translateY(0) scale(1);filter:blur(0)}}
@keyframes in-iris{0%{opacity:1;clip-path:circle(0% at 77% 32%)}100%{opacity:1;clip-path:circle(115% at 77% 32%)}}
@keyframes in-morph{0%{opacity:0;clip-path:polygon(0 0,20% 0,0 50%,0 100%,10% 100%);filter:blur(3px)}100%{opacity:1;clip-path:polygon(0 0,100% 0,100% 50%,100% 100%,0 100%);filter:blur(0)}}
@keyframes in-tilt{0%{opacity:0;transform:perspective(2000px) rotateX(8deg) scale(.965);filter:blur(6px)}100%{opacity:1;transform:perspective(2000px) rotateX(0deg) scale(1);filter:blur(0)}}
@keyframes in-focus{0%{opacity:0;filter:blur(25px) saturate(.75);transform:scale(1.018)}100%{opacity:1;filter:blur(0) saturate(1);transform:scale(1)}}
@keyframes in-fan{0%{opacity:0;clip-path:inset(0 0 100% 0);transform:translateY(-30px)}100%{opacity:1;clip-path:inset(0 0 0 0);transform:translateY(0)}}
.deck-slide .reveal{opacity:0;transform:translateY(29px);filter:blur(6px);transition:opacity .6s cubic-bezier(.2,.8,.2,1),transform .75s cubic-bezier(.2,.8,.2,1),filter .75s}
.deck-slide.is-active .reveal.in-view{opacity:1;filter:none;transform:none}
.deck-slide .reveal:nth-child(1){transition-delay:.06s}.deck-slide .reveal:nth-child(2){transition-delay:.18s}.deck-slide .reveal:nth-child(3){transition-delay:.29s}.deck-slide .reveal:nth-child(4){transition-delay:.39s}.deck-slide .reveal:nth-child(5){transition-delay:.47s}
/* Aplicar diseño fijo, independientemente del tamaño físico del navegador */
.deck-slide .container{width:1370px!important;max-width:1370px!important;margin:0 auto!important;position:relative;z-index:2}
.deck-slide .fit-content{transform-origin:top center;will-change:transform}
.deck-slide h2{font-size:53px;line-height:1.08;letter-spacing:-.047em;max-width:1250px;margin-bottom:25px}
.deck-slide p{font-size:17px;line-height:1.50}
.deck-slide .lead{font-size:21px;line-height:1.43;max-width:1070px;margin-bottom:18px}
.deck-slide .eyebrow{font-size:13px;letter-spacing:.15em;margin-bottom:15px}
.deck-slide .source{font-size:12.5px!important;line-height:1.45!important;max-width:1360px;margin-top:18px;padding-top:11px}
.deck-slide h3{font-size:24px}
.deck-slide .minor{font-size:14px}
/* Portada académica */
.deck-slide.hero{background:radial-gradient(ellipse at 76% 30%,#a84e6b 0%,#641d38 47%,#26121d 100%)!important;padding:64px 0 55px!important;display:flex;align-items:center}
.deck-slide.hero .hero-inner{min-height:760px!important;display:flex;flex-direction:column;justify-content:space-between;gap:18px}
.deck-slide.hero .hero-title{max-width:1220px}
.deck-slide.hero h1.report-title{font-size:86px!important;line-height:1.01;letter-spacing:-.055em;max-width:1250px;margin:0 0 19px;font-weight:720}
.deck-slide.hero .hero-subtitle{font-size:26px!important;line-height:1.4;color:#f3ddd8;max-width:1150px}
.deck-slide.hero .institution{margin:0}
.deck-slide.hero .institution img{height:84px;width:75px;object-fit:contain}
.deck-slide.hero .institution p{font-size:13px;line-height:1.45}
.deck-slide.hero .hero-bottom{gap:35px;margin-top:15px;padding-top:19px}
.deck-slide.hero .hero-bottom strong{font-size:16px;line-height:1.4}
.deck-slide.hero .hero-bottom span{font-size:11px}
.deck-slide.hero .hero-bottom .team{max-width:590px}
.deck-slide.hero .hero-orbit{width:840px;height:840px;right:-140px;top:-90px}
/* Separadores de bloques */
.deck-slide.chapter-cover{padding:80px 0!important;display:flex;align-items:center}
.deck-slide.chapter-cover .container{align-self:center}
.deck-slide.chapter-cover h2{font-size:100px;max-width:1180px;margin:0 0 23px;color:#fff}
.deck-slide.chapter-cover .lead{font-size:24px;max-width:820px}
.deck-slide.chapter-cover .chapter-steps{margin-top:40px}
.deck-slide.chapter-cover .chapter-photo{background-position:center 55%}
.deck-slide.chapter-cover .section-num{font-size:205px;top:-52px}
/* Cierre */
.deck-slide.close-scene{display:flex;align-items:center;padding:90px 0!important}
.deck-slide.close-scene h2{font-size:73px;max-width:1170px;margin-bottom:35px}
.deck-slide.close-scene .takeaways{gap:0 35px}
.deck-slide.close-scene .takeaways>div{padding:14px 0}
.deck-slide.close-scene .takeaways p{font-size:17px;color:#fff}
.deck-slide.close-scene .closing-mark{margin-top:28px}
/* Gráficos y fotografías mejor distribuidos */
.deck-slide .two-col{gap:50px}
.deck-slide .research-wheel{width:435px}
.deck-slide .duo{margin-top:30px;gap:20px}
.deck-slide .duo-panel{min-height:332px;padding:30px}
.deck-slide .duo-panel h3{font-size:34px}
.deck-slide .flowline{margin:25px 0 20px}
.deck-slide .flowline>div{min-height:125px;padding:14px 17px}
.deck-slide .flowline strong{margin-bottom:7px}
.deck-slide .photo-pair{margin-top:16px}
.deck-slide .photo-pair img{height:230px}
.deck-slide .photo-cards .photo{height:218px}
.deck-slide .photo-cards .details{padding:19px}
.deck-slide .feature{min-height:244px;padding:20px}
.deck-slide .feature svg{max-height:125px}
.deck-slide .features-grid{margin-top:27px}
.deck-slide .sieve-demo{min-height:340px}
.deck-slide .particle-field{height:170px}
.deck-slide .lab-grid{margin-top:20px}
.deck-slide .lab-item img{height:145px}
.deck-slide .lab-item>div{padding:12px}
.deck-slide .lab-item p{font-size:13px}
.deck-slide .lab-item b{font-size:15px}
.deck-slide .chart-layout{margin-top:22px}
.deck-slide .video-grid{margin-top:25px}
.deck-slide .video-grid video{height:360px;object-fit:contain;background:#0b0b0d}
.deck-slide .mechanisms{gap:18px}
.deck-slide .mechanism{min-height:250px;padding:22px}
.deck-slide .mechanism-icon{font-size:60px}
.deck-slide .story-img{height:375px;min-height:375px}
.deck-slide .image-story{gap:45px}
.deck-slide .lime-step{min-height:150px}
.deck-slide .lime-cycle{margin-top:20px}
.deck-slide .cement-tabs{margin-top:20px}
.deck-slide .study-strip{margin-top:18px}
.deck-slide .region-abstract{min-height:390px}
.deck-slide .impact-grid>div{min-height:210px;padding:22px}
.deck-slide .impact-icon{height:90px;font-size:62px}
.deck-slide .decision-grid{margin-top:25px}
.deck-slide .decision-grid>div{min-height:195px;padding:20px}
.deck-slide .decision-grid h3{margin:13px 0 9px}
.deck-slide .choice-app{margin-top:23px}
.deck-slide .choice-output{min-height:310px;padding:34px}
.deck-slide .wide-photo img{height:365px}
.deck-slide .wide-photo{min-height:365px}
.deck-slide .portrait-img img{height:390px}
.deck-slide .test-accordion summary{padding:14px 22px;font-size:18px}
.deck-slide .test-accordion details>div{padding:0 22px 15px 50px}
.deck-slide .matrix td,.deck-slide .matrix th{padding:14px 17px;font-size:14px}
.deck-slide .requirements{margin:23px 0}
.deck-slide .req-big{padding:20px}
.deck-slide .storing{margin-top:20px;padding:16px}
.deck-slide .storing span{font-size:13px}
.deck-slide .region-list>div{padding:12px 0}
.deck-slide .region-list b{font-size:12px}
.deck-slide .region-list span{font-size:15px}
.deck-slide .region-list small{font-size:12px}
/* Diapositivas bibliográficas. Una cita en cada tarjeta, APA 7 sin saturación. */
.deck-slide.bibliography-slide,.deck-slide.closing-bibliography{background:#f6f1f4!important}
.deck-slide.bibliography-slide h2{font-size:50px;max-width:none;margin-bottom:18px}
.reference-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px 23px;margin-top:18px;grid-auto-flow:row}
.reference-grid .reference{margin:0;background:#fff;border:1px solid #e6dce2;border-radius:9px;padding:18px 21px 12px;min-height:156px;overflow-wrap:anywhere}
.reference-grid .reference p{font-size:15px;line-height:1.37;text-indent:-12px;padding-left:12px;color:#423b3f;margin:0}
.reference-grid .reference .ref-tag{font-size:10px;letter-spacing:.11em;margin-bottom:6px}
.reference-grid .reference a{font-size:12px;margin-top:8px;color:#76536b}
.reference-tail{margin-top:15px;font-size:11px;letter-spacing:.13em;color:#8b7982;text-align:right}
.deck-slide.closing-bibliography .lead{font-size:25px;max-width:1000px}
.deck-slide.closing-bibliography .full-report{margin-top:60px}
.deck-slide.closing-bibliography .bibliography-foot{margin-top:85px}
/* Identificadores de sección, numeración de diapositiva, progreso */
.slide-theme-marker{position:absolute;bottom:27px;left:115px;font-size:12px;letter-spacing:.14em;font-weight:700;color:var(--accent);opacity:.7;z-index:8}
.slide-id{position:absolute;bottom:24px;right:112px;color:#776f72;font-size:14px;letter-spacing:.1em;z-index:10;font-variant-numeric:tabular-nums}
.hero .slide-id,.chapter-cover .slide-id,.close-scene .slide-id{color:#ffffffb5}
.stage-progress{position:absolute;bottom:0;left:0;right:0;height:5px;background:#2b1f241c;z-index:30}
.stage-progress>div{height:100%;width:1%;background:#ae6a85;transition:width .65s cubic-bezier(.2,.9,.2,1),background .45s}
.stage[data-theme="petreos"] .stage-progress>div{background:#bc8253}.stage[data-theme="aglomerantes"] .stage-progress>div{background:#3e9190}.stage[data-theme="aplicaciones"] .stage-progress>div{background:#ab6280}
.stage-section{position:absolute;top:23px;right:107px;z-index:30;color:#72686c;font-size:12px;font-weight:750;letter-spacing:.125em;pointer-events:none;text-align:right}
.stage-seal{position:absolute;right:57px;top:19px;width:29px;height:36px;object-fit:contain;z-index:30;opacity:.6;pointer-events:none}
.stage[data-dark="true"] .stage-section{color:#ffffffce}.stage[data-dark="true"] .stage-seal{filter:brightness(0) invert(1);opacity:.75}
/* Controles en la ventana, no superpuestos al lienzo */
.chrome-controls{position:absolute;left:50%;bottom:max(13px,env(safe-area-inset-bottom));transform:translateX(-50%);z-index:130;opacity:1;transition:opacity .42s;pointer-events:auto}
.chrome-controls.is-idle{opacity:0;pointer-events:none}
.control-group{display:flex;align-items:center;gap:6px;padding:5px 10px;background:rgba(22,20,26,.81);border:1px solid rgba(255,255,255,.13);box-shadow:0 9px 45px #0b09145c;border-radius:80px;backdrop-filter:blur(15px);-webkit-backdrop-filter:blur(15px)}
.control-group button,.outline-head button{display:grid;place-items:center;color:#fff;background:none;border:0;border-radius:50%;height:37px;width:37px;transition:background .2s}
.control-group button:hover,.outline-head button:hover{background:#ffffff2d}.control-group button:disabled{opacity:.26;cursor:default}
.control-group svg{fill:none;stroke:currentColor;stroke-width:1.9;stroke-linejoin:round;stroke-linecap:round;width:19px;height:19px}
.counter{min-width:82px;text-align:center;color:#e9e1e6;font-size:12px;letter-spacing:.12em;font-weight:720;font-variant-numeric:tabular-nums}
.outline{position:fixed;right:0;top:0;bottom:0;width:min(440px,100vw);z-index:220;background:#f8f5f6;box-shadow:-25px 0 70px #0006;transform:translateX(104%);transition:transform .45s cubic-bezier(.2,.85,.2,1);display:flex;flex-direction:column;color:#2e262b}
.outline.is-open{transform:translateX(0)}
.outline-head{padding:26px 28px;border-bottom:1px solid #dfd6dd;display:flex;align-items:center;justify-content:space-between}
.outline-head small{font-size:11px;letter-spacing:.15em;color:#96506d;font-weight:750}
.outline-head h3{font-size:23px;margin:7px 0 0}
.outline-head button{color:#7f4260;font-size:27px}
.outline-items{overflow-y:auto;flex:1;padding:12px 20px 25px;display:grid;gap:4px;align-content:start}
.outline-items button{border:0;background:transparent;display:grid;grid-template-columns:44px 1fr;text-align:left;gap:12px;padding:10px 12px;color:#443741;border-radius:7px;cursor:pointer;font-size:13px;line-height:1.45;align-items:start}
.outline-items button span{color:#a68c9b;font-size:12px;font-weight:700}
.outline-items button:hover{background:#efe5e9}.outline-items button.is-current{background:#e7d6df;color:#5e2440;font-weight:720}
.outline-items .outline-section{margin-top:13px;border-top:1px solid #ddd1d7;padding:15px 11px 5px;color:#9a6a80;font-size:11px;letter-spacing:.12em;font-weight:800}
.outline-backdrop{position:fixed;inset:0;z-index:210;background:#0008;opacity:0;pointer-events:none;transition:opacity .35s}
.outline-backdrop.is-open{opacity:1;pointer-events:auto}
/* Accesibilidad */
@media(prefers-reduced-motion:reduce){.deck-slide.is-entering,.deck-slide.is-leaving{animation:none!important}.deck-slide .reveal{transition:none!important;opacity:1!important;filter:none!important;transform:none!important}.stage-progress>div,.outline,.outline-backdrop{transition:none!important}}
/* Microanimaciones internas: diagrama y fichas se revelan en secuencia, no con movimiento de página. */
.deck-slide.is-active .flowline>div{animation:content-card .75s cubic-bezier(.16,.9,.28,1) both}
.deck-slide.is-active .flowline>div:nth-child(2){animation-delay:.20s}.deck-slide.is-active .flowline>div:nth-child(3){animation-delay:.31s}.deck-slide.is-active .flowline>div:nth-child(4){animation-delay:.43s}
.deck-slide.is-active .photo-cards article{animation:content-card .75s cubic-bezier(.16,.9,.28,1) both}
.deck-slide.is-active .photo-cards article:nth-child(2){animation-delay:.17s}.deck-slide.is-active .photo-cards article:nth-child(3){animation-delay:.31s}
.deck-slide.is-active .mechanism{animation:content-card .85s cubic-bezier(.15,.9,.24,1) both}
.deck-slide.is-active .mechanism:nth-child(2){animation-delay:.18s}.deck-slide.is-active .mechanism:nth-child(3){animation-delay:.34s}
.deck-slide.is-active .decision-grid>div{animation:content-card .7s cubic-bezier(.16,.9,.28,1) both}
.deck-slide.is-active .decision-grid>div:nth-child(2){animation-delay:.16s}.deck-slide.is-active .decision-grid>div:nth-child(3){animation-delay:.3s}.deck-slide.is-active .decision-grid>div:nth-child(4){animation-delay:.44s}
.deck-slide.is-active .research-wheel svg circle{animation:wheel-circle 1.55s ease-out both;transform-origin:center}
@keyframes content-card{from{opacity:.0;transform:translateY(28px) scale(.985);filter:blur(6px)}to{opacity:1;transform:translateY(0) scale(1);filter:blur(0)}}
@keyframes wheel-circle{from{opacity:.05;transform:scale(.72)}to{opacity:1;transform:scale(1)}}
@media(prefers-reduced-motion:reduce){.deck-slide.is-active .flowline>div,.deck-slide.is-active .photo-cards article,.deck-slide.is-active .mechanism,.deck-slide.is-active .decision-grid>div,.deck-slide.is-active .research-wheel svg circle{animation:none!important}}


/* Ajustes v03 solicitados */
.deck-slide.hero .hero-bottom .team strong{display:block;line-height:1.65}
.sieve-reference-card{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:18px 0 16px}
.sieve-reference-card>div{background:#fff;border:1px solid #eadfda;border-radius:8px;padding:14px 16px}
.sieve-reference-card small{display:block;font-size:11px;letter-spacing:.12em;color:var(--accent);margin-bottom:6px}
.sieve-reference-card b{font-size:17px;line-height:1.35}
.threshold-demo{display:flex;flex-direction:column;justify-content:center}
.threshold-title{font-size:13px;letter-spacing:.14em;color:var(--accent);font-weight:780;text-align:center;margin-bottom:16px}
.threshold-track{display:grid;grid-template-columns:1fr 180px 1fr;align-items:stretch;gap:0;margin-top:12px}
.threshold-side{padding:28px 26px;display:flex;flex-direction:column;justify-content:center;background:#f8f5f1}
.fine-side{border-radius:14px 0 0 14px;border:1px solid #eadfda;border-right:none}
.coarse-side{border-radius:0 14px 14px 0;border:1px solid #eadfda;border-left:none}
.threshold-side h3{margin:10px 0 8px;font-size:30px}
.threshold-side p{font-size:15px;max-width:none;margin:0}
.threshold-marker{display:flex;flex-direction:column;justify-content:center;align-items:center;background:linear-gradient(180deg,var(--accent),color-mix(in srgb,var(--accent),#fff 22%));color:#fff;text-align:center;padding:20px 10px;border-radius:14px;box-shadow:0 12px 35px rgba(0,0,0,.12);position:relative;z-index:2}
.threshold-marker b{font-size:20px;line-height:1.2}
.threshold-marker span{font-size:15px;opacity:.92;margin-top:6px}
.th-small{font-size:11px;letter-spacing:.15em;font-weight:780;color:var(--accent)}
.threshold-note{text-align:center;margin-top:18px;font-size:13px;color:#7f7770}
.mini-tag{display:inline-block;font-size:11px;letter-spacing:.14em;font-weight:790;color:var(--accent);margin-top:18px}
.example-note{margin-top:12px;background:#f5efe9;border-left:4px solid var(--accent);padding:12px 14px;font-size:14px;line-height:1.45;color:#554f4d;border-radius:0 8px 8px 0}
.example-note strong{color:#2c2a2a}
.glossary-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:20px}
.glossary-strip>div{background:#fff;border:1px solid #e4dedd;border-radius:8px;padding:16px 18px}
.glossary-strip b{display:block;font-size:16px;margin-bottom:6px;color:#244}
.glossary-strip span{font-size:14px;line-height:1.4;color:#5d5b5f;display:block}
.process-strip{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;margin:16px 0 18px}
.process-strip.lime-icons{grid-template-columns:repeat(4,1fr)}
.process-strip>div{background:#fff;border:1px solid #dbe5e1;border-radius:10px;padding:14px 12px 12px;text-align:center;box-shadow:0 10px 28px rgba(0,0,0,.04)}
.process-strip span{display:block;font-size:28px;line-height:1;margin-bottom:8px}
.process-strip b{display:block;font-size:15px;margin-bottom:6px}
.process-strip small{display:block;font-size:12px;line-height:1.35;color:#6c7170}
.vertical-steps small{display:block;font-size:14px;line-height:1.42;color:#6f6a65;margin-top:6px;max-width:520px}
.prop-split{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.prop-split article{background:#fff;border:1px solid #e1e4e4;border-radius:10px;padding:20px 22px;min-height:365px}
.prop-split h3{font-size:26px;margin:14px 0 12px}
.prop-split ul{margin:0 0 12px 0;padding-left:18px}
.prop-split li{font-size:15px;line-height:1.42;color:#4e4c50;margin-bottom:8px}
.triple-video-grid{grid-template-columns:repeat(3,1fr)}
.triple-video-grid video{height:270px}
.closing-summary{background:linear-gradient(145deg,#3f1d31 0%,#8a425e 52%,#5a2740 100%)!important;color:#fff}
.closing-summary h2,.closing-summary .eyebrow,.closing-summary .closing-mark,.closing-summary .takeaways span{color:#fff}
.closing-summary .takeaways p{color:#fff !important}
.compact-biblio{max-width:1280px}
.biblio-list{margin:0;padding-left:18px}
.biblio-list li{font-size:14px;line-height:1.45;color:#4f4a4e;margin-bottom:10px}
.thanks-scene{background:radial-gradient(ellipse at 70% 28%,#a84e6b 0%,#641d38 47%,#26121d 100%)!important;color:#fff;display:flex;align-items:center;padding:90px 0!important}
.thanks-scene h2,.thanks-scene .lead,.thanks-scene .bibliography-foot,.thanks-scene .eyebrow{color:#fff}
.thanks-card{display:grid;grid-template-columns:.9fr 1.1fr;gap:18px;margin-top:28px}
.thanks-card>div{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);backdrop-filter:blur(4px);border-radius:12px;padding:18px 22px}
.thanks-card span{display:block;font-size:11px;letter-spacing:.15em;color:#f0d5d8;margin-bottom:8px}
.thanks-card strong{font-size:18px;line-height:1.55;font-weight:600}
.questions{margin-top:30px;font-size:48px;letter-spacing:.08em;font-weight:780;color:#fff;text-align:center;padding:16px 0;border-top:1px solid rgba(255,255,255,.22)}
.deck-slide.thanks-scene .bibliography-foot{margin-top:28px;opacity:.88}

/* Cierre con composición de portada: tipografía, márgenes, escudo, órbitas y datos académicos */
.deck-slide.hero.closing-cover .hero-title{display:flex;flex-direction:column;justify-content:center;gap:4px}
.deck-slide.hero.closing-cover h1.report-title{font-size:106px!important;letter-spacing:-.047em;margin:0 0 5px}
.deck-slide.hero.closing-cover .hero-subtitle{font-size:32px!important;margin:0}
.deck-slide.hero.closing-cover .closing-question{font-size:47px!important;line-height:1.2;letter-spacing:.12em;color:#fff;font-weight:780;margin:24px 0 0}
.deck-slide.hero.closing-cover .hero-bottom .team{max-width:590px}


/* Versión 05 · nueva fracción de arenas y selector del antecedente Tipo IV */
.deck-slide.sand-subfractions{background:linear-gradient(155deg,#f8f6f1 0%,#f5f4ef 60%,#edf2ef 100%)}
.sand-subfractions h2{max-width:1000px}
.sand-subfractions .lead{max-width:1150px;margin-bottom:23px}
.sand-fractions{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:19px}
.sand-fraction{background:#fff;border:1px solid #e4e1dc;border-radius:15px;min-height:350px;padding:22px 23px 19px;box-shadow:0 14px 35px rgba(42,38,36,.045);position:relative;overflow:hidden}
.sand-fraction:before{content:'';position:absolute;inset:0 0 auto 0;height:5px;background:var(--fraction)}
.sand-coarse{--fraction:#b97b54;--fraction-bg:#f9eee6}
.sand-medium{--fraction:#628d88;--fraction-bg:#e7f1ef}
.sand-fine{--fraction:#8079b8;--fraction-bg:#f1effe}
.sand-chip{display:block;font-size:10px;letter-spacing:.14em;color:var(--fraction);font-weight:800}
.deck-slide .sand-fraction h3{font-size:29px;line-height:1.1;margin:7px 0 9px;color:#27272a}
.sand-particles{height:80px;background:var(--fraction-bg);border-radius:10px;margin:0 0 11px;display:flex;align-items:center;justify-content:center;gap:11px;padding:10px 15px;flex-wrap:wrap;overflow:hidden}
.sand-particles i{display:block;border-radius:42% 56% 51% 46%;background:var(--fraction);transform:rotate(17deg);box-shadow:inset -4px -3px 0 #0000000d}
.particles-coarse i{width:29px;height:26px}.particles-coarse i:nth-child(2n){width:34px;height:29px}.particles-coarse i:nth-child(3n){width:23px;height:25px}
.particles-medium{gap:7px}.particles-medium i{width:17px;height:18px}.particles-medium i:nth-child(3n){width:13px;height:14px}
.particles-fine{gap:6px}.particles-fine i{width:10px;height:11px}.particles-fine i:nth-child(3n){width:8px;height:8px}
.sand-interval{display:block;font-weight:800;color:#25282c;font-size:28px;margin-bottom:13px;letter-spacing:-.045em}
.sand-interval em{font-style:normal;font-size:17px;font-weight:600;letter-spacing:0;color:#777476}
.sand-sieve-pair{display:grid;grid-template-columns:1fr 1fr;gap:11px;border-top:1px solid #eae6e1;padding-top:14px}
.sand-sieve-pair span{display:flex;flex-direction:column;gap:3px;background:#f9f8f6;border-radius:8px;padding:10px 13px}
.sand-sieve-pair b{font-size:22px;color:#292b2c;line-height:1.1}
.sand-sieve-pair small{font-size:11px;line-height:1.35;color:#77777a}
.sand-sieve-pair small:first-child{font-weight:800;letter-spacing:.06em;color:var(--fraction)}
.grain-size-direction{margin-top:16px;text-align:center}
.grain-direction-line{width:100%;height:23px;display:flex;align-items:center}
.grain-direction-line>span{display:block;flex:1;border-top:2px solid #947962;margin-left:15px}
.grain-direction-line svg{height:23px;width:35px;margin-right:6px;stroke:#947962;fill:none;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}
.grain-size-direction>span{font-size:14px;font-weight:700;letter-spacing:.065em;color:#827169}
.sand-clarification{display:flex;align-items:flex-start;gap:16px;background:#e9f1ed;border:1px solid #d6e5e0;border-radius:9px;padding:17px 21px;margin-top:19px}
.sand-clarification-icon{font-size:19px;font-weight:800;border-radius:50%;height:26px;min-width:26px;display:grid;place-items:center;background:#377873;color:#fff}
.deck-slide .sand-clarification p{margin:0;font-size:15px;line-height:1.45;color:#445650}
.sand-subfractions .source{margin-top:16px}
.cement-tabs button.cement-legacy{border:1px dashed #a18f84;background:#f7f3ed;color:#78624f}
.cement-tabs button.cement-legacy:hover{background:#eee4d9;color:#4d382c}
.cement-tabs button.cement-legacy.active{background:#80624f;color:#fff;border-color:#80624f}
.cement-tabs button.cement-legacy span{font-size:13px;margin-left:1px}
.cement-legacy-note{padding:12px 26px;background:#f9f5ed;border-top:1px solid #e7dbcf;color:#76695b;font-size:13px;line-height:1.38}
.cement-legacy-note strong{color:#805f4a}
.deck-slide .cement-detail.is-legacy{min-height:250px;grid-template-columns:142px 1fr;padding:25px 36px;gap:25px}
.cement-detail.is-legacy .cement-mark{background:#80624f}
.deck-slide .cement-detail.is-legacy h3{font-size:28px;margin:9px 0 7px}
.deck-slide .cement-detail.is-legacy p{font-size:15px;line-height:1.42}
.cement-iv-alternatives{display:grid;grid-template-columns:130px 1fr;gap:7px 12px;align-items:start;margin-top:14px;padding-top:12px;border-top:1px solid #e8e1dc}
.cement-iv-alternatives b{font-size:13px;line-height:1.4;color:#88654f}
.cement-iv-alternatives span{font-size:13px;line-height:1.4;color:#5f5f62}


/* Edición 06. Inédito normativo (NTP 334.082:2026): una sola diapositiva. */
.deck-slide.norm-inedito{background:linear-gradient(125deg,#f6f8f6 0%,#eff5f2 56%,#ecf3f1 100%)!important}
.norm-inedito::before{content:"2026";position:absolute;font-size:390px;font-weight:850;line-height:1;letter-spacing:-.10em;color:rgba(34,112,109,.045);right:-55px;bottom:24px;pointer-events:none;z-index:0}
.norm-hero{display:flex;justify-content:space-between;align-items:center;gap:20px;margin:0 0 18px}
.norm-kicker{display:inline-flex;align-items:center;gap:10px;border:1px solid #b7d1cb;background:#dbeae6;border-radius:6px;color:#236e6c;font-weight:850;letter-spacing:.14em;font-size:12px;padding:8px 12px}
.norm-kicker .norm-spark{font-size:15px}
.norm-issue{font-size:14px;letter-spacing:.10em;color:#3c7978;font-weight:750}
.norm-issue span{margin:0 10px;color:#91adaa}
.deck-slide.norm-inedito h2{font-size:54px;line-height:1.08;margin:0 0 6px;max-width:none;letter-spacing:-.05em;color:#222c2e}
.norm-inedito h2 span{color:#247576}
.deck-slide.norm-inedito .norm-subhead{font-weight:710;color:#346967;font-size:24px;line-height:1.4;margin:0 0 13px}
.deck-slide.norm-inedito .norm-intro{font-size:17.5px;line-height:1.48;color:#414d4b;max-width:1290px;margin:0 0 20px}
.norm-inedito .norm-intro strong{color:#186e6d}
.norm-layout{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(0,1fr);gap:20px;align-items:stretch}
.norm-types{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-template-rows:repeat(3,1fr);gap:12px}
.norm-type{background:#fff;border:1px solid #dce6e3;border-radius:11px;display:flex;align-items:center;gap:14px;padding:15px 17px;min-height:105px;box-shadow:0 5px 20px #12423b08}
.norm-type .norm-code{color:#2b7774;font-size:43px;line-height:1;font-weight:840;letter-spacing:-.055em;min-width:68px}
.norm-type b{font-size:17px;line-height:1.16;display:block;color:#343c3d}
.norm-type small{font-size:12px;line-height:1.3;color:#778381;display:block;margin-top:5px}
.norm-type.is-thermal{background:#ebf2f0;border-color:#bdd9d0}
.norm-type.is-lowheat{background:#dcefeb;border-color:#87b8ab}
.norm-type.is-lowheat .norm-code{color:#146e69}
.norm-feature{border-radius:13px;padding:22px 26px;background:linear-gradient(150deg,#164c4d 0%,#1c7571 100%);color:#fff;box-shadow:0 15px 35px #1647472a;min-height:340px}
.norm-feature-eyebrow{font-size:11px;font-weight:780;letter-spacing:.11em;color:#a9dad1}
.norm-feature-heading{font-size:61px;font-weight:850;line-height:1;margin:14px 0 13px;letter-spacing:-.06em}
.norm-feature-heading span{font-size:23px;font-weight:650;letter-spacing:0;margin-left:5px;color:#d9f2ed}
.deck-slide.norm-inedito .norm-feature p{font-size:14.5px;line-height:1.43;margin:0;color:#e7f7f3}
.norm-feature p strong{color:#fff}
.norm-limits{display:grid;grid-template-columns:repeat(2,1fr);gap:11px;border-top:1px solid #ffffff47;border-bottom:1px solid #ffffff47;margin:17px 0 12px;padding:14px 0}
.norm-limits div{display:flex;flex-direction:column;gap:2px}
.norm-limits strong{font-size:36px;line-height:1.1;letter-spacing:-.035em}
.norm-limits span{font-size:13px;color:#d7efea}
.deck-slide.norm-inedito .norm-feature p.norm-sidefoot{font-size:12.5px;line-height:1.5}
.norm-sidefoot em{font-style:normal;color:#f0dabb}
.norm-bottom{display:grid;grid-template-columns:1.2fr 1fr;gap:18px;margin-top:16px}
.norm-newline,.norm-clarifier{border-left:3px solid #3b8e85;padding:10px 15px;background:#e0ece8;border-radius:0 7px 7px 0;color:#4e5b58;font-size:13.5px;line-height:1.45}
.norm-bottom strong{color:#206d69}
.norm-clarifier{background:#f8f4ed;border-left-color:#b79164}
.norm-clarifier strong{color:#8a6643}
.deck-slide.norm-inedito .source{font-size:11.5px!important;margin-top:13px;padding-top:10px}