/* ===== tokens del sistema visual (Claude Design) ===== */
:root{
  --dark:#0C0A07; --dark-alt:#100E0A; --cream:#F2EBDD;
  --ink:#1A1712; --gold:#C0863C; --gold-soft:#E8C79A; --gold-deep:#A07A3E;
  --warm-white:#F4EEE2; --ink-2:#403A30; --ink-3:#4A4438;
  --g1:#6B6353; --g2:#8A8170; --g3:#B7AC97;
  --serif:'Spectral',serif; --sans:'Hanken Grotesk',system-ui,sans-serif; --mono:'Spline Sans Mono',monospace;
  --padx:clamp(24px,6vw,80px);
  --hero-delay:0s;
}
/* con efectos 3D, el texto del hero espera a que la fachada "se encienda" */
html.fx-on{--hero-delay:1.6s;}

*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
html{scroll-behavior:smooth;}
/* barra de scroll a juego con el sitio (nada de franja blanca); en pantallas chicas, oculta */
html{scrollbar-width:thin;scrollbar-color:rgba(192,134,60,.55) var(--dark);}
::-webkit-scrollbar{width:8px;background:var(--dark);}
::-webkit-scrollbar-thumb{background:rgba(192,134,60,.5);border-radius:4px;}
@media (max-width:640px){
  html{scrollbar-width:none;}
  ::-webkit-scrollbar{display:none;}
}
body{background:var(--dark);color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden;}
img{display:block;max-width:100%;}
::selection{background:var(--gold);color:var(--dark);}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit;}
.wrap{max-width:1240px;margin:0 auto;width:100%;}
.wrap.narrow{max-width:1100px;}
.wrap.center{text-align:center;}

/* ===== lienzos WebGL ===== */
.fx-host{position:absolute;inset:0;pointer-events:none;}
.fx-canvas{position:absolute;inset:0;width:100%;height:100%;display:block;opacity:0;transition:opacity .9s ease;}
.fx-host.fx-ready .fx-canvas{opacity:1;}
html:not(.fx-on) .fx-host{display:none;}

/* logo de Gladys recoloreado al dorado de la marca vía máscara */
.gr-logo{
  background:var(--gold);
  -webkit-mask:url("logos/LOGO_GRP_M_01.png") no-repeat center / contain;
  mask:url("logos/LOGO_GRP_M_01.png") no-repeat center / contain;
}
#cornerLogo{position:fixed;top:16px;left:clamp(16px,4vw,34px);z-index:60;pointer-events:none;transition:opacity .7s ease;}
#cornerLogo .gr-logo{height:clamp(34px,6vw,50px);aspect-ratio:398/120;filter:drop-shadow(0 2px 4px rgba(12,10,7,.4)) drop-shadow(0 7px 18px rgba(12,10,7,.32));}
#cornerLogo.fade{opacity:0;}

/* scroll reveal (progressive enhancement: sin JS todo visible) */
html.js-reveal .reveal{opacity:0;transform:translateY(26px);
  transition:opacity .85s cubic-bezier(.2,.65,.2,1), transform .85s cubic-bezier(.2,.65,.2,1);will-change:opacity,transform;}
html.js-reveal .reveal.in{opacity:1;transform:none;}
@media (prefers-reduced-motion: reduce){ html.js-reveal .reveal{opacity:1;transform:none;transition:none;} }

@keyframes grpScrollCue{0%{transform:translateY(-100%);opacity:0;}45%{opacity:1;}100%{transform:translateY(190%);opacity:0;}}
@keyframes grpHeroImg{0%{opacity:0;transform:scale(1.1);filter:brightness(.24) saturate(.8);}100%{opacity:1;transform:scale(1);filter:brightness(1) saturate(1);}}
@keyframes grpHeroText{from{opacity:0;transform:translateY(24px);}to{opacity:1;transform:translateY(0);}}

/* ===== HERO ===== */
.hero{position:relative;width:100%;height:100svh;min-height:560px;background:var(--dark);}
.hero-sticky{position:sticky;top:0;height:100svh;min-height:560px;overflow:hidden;}
/* portada MAQUETA: la sección es más alta para que el scroll mueva la cámara */
html.fx-on.portada-maqueta .hero{height:240vh;}
html.fx-on.portada-maqueta .hero-tagline{display:none;}
.vuelo-txt{display:none;position:absolute;left:var(--padx);right:var(--padx);top:50%;transform:translateY(-50%);margin:0 auto;max-width:17ch;
  text-align:center;font-family:var(--serif);font-weight:300;font-size:clamp(32px,5.4vw,76px);line-height:1.08;letter-spacing:-.015em;
  color:var(--warm-white);opacity:0;pointer-events:none;text-shadow:0 2px 30px rgba(8,7,5,.65);
  padding:.5em .7em;background:radial-gradient(closest-side,rgba(8,7,5,.5),rgba(8,7,5,0));}
html.fx-on.portada-maqueta .vuelo-txt{display:block;}
.hero-fade{position:absolute;inset:0;background:var(--cream);opacity:0;pointer-events:none;}
/* portada OBRAS: etiqueta de la obra en turno */
.hero-obra{display:none;position:absolute;top:clamp(20px,3vw,30px);right:var(--padx);z-index:3;align-items:center;gap:10px;
  padding:9px 14px;border:1px solid rgba(242,235,221,.22);background:rgba(12,10,7,.35);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  font-family:var(--mono);font-size:10px;letter-spacing:.22em;color:var(--warm-white);transition:border-color .3s ease,opacity .5s ease;}
.hero-obra .k{color:var(--gold);}
.hero-obra .arrow{color:var(--gold);}
.hero-obra:hover{border-color:var(--gold);}
.hero-obra.swap{opacity:0;}
html.fx-on.portada-obras .hero-obra{display:inline-flex;}
/* selector de revisión */
.rev-switch{display:none;position:fixed;right:12px;bottom:12px;z-index:90;gap:4px;align-items:center;padding:5px;
  background:rgba(12,10,7,.82);border:1px solid rgba(192,134,60,.4);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  font-family:var(--mono);font-size:9.5px;letter-spacing:.16em;color:var(--g3);}
html.revision .rev-switch{display:flex;}
.rev-switch span{padding:0 6px;}
.rev-switch a{padding:7px 9px;color:var(--gold-soft);text-decoration:none;border:1px solid transparent;}
html.portada-maqueta .rev-switch a[data-p="maqueta"],html.portada-obras .rev-switch a[data-p="obras"]{border-color:var(--gold);color:var(--warm-white);}
.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;animation:grpHeroImg 2.6s cubic-bezier(.2,.65,.2,1) forwards;}
html.fx-on .hero-img{opacity:0;animation:none;}
.hero-shade{position:absolute;inset:0;pointer-events:none;background:linear-gradient(180deg,rgba(8,7,5,.45) 0%,rgba(8,7,5,.1) 32%,rgba(8,7,5,.22) 60%,rgba(8,7,5,.88) 100%);}
.hero-content{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:flex-end;padding:0 var(--padx) clamp(46px,8vh,92px);}
.hero-anim{animation:grpHeroText 1.1s cubic-bezier(.2,.65,.2,1) both;animation-delay:calc(var(--d,0s) + var(--hero-delay));}
.hero-kicker{display:flex;align-items:center;gap:14px;margin-bottom:clamp(18px,3vh,30px);font-family:var(--mono);font-size:clamp(10px,1.1vw,12.5px);letter-spacing:.34em;color:var(--gold-soft);}
.hero-kicker .rule{width:34px;height:1px;background:var(--gold);flex:none;}
.hero-name{margin:0;font-family:var(--serif);font-weight:300;color:var(--warm-white);font-size:clamp(46px,9.2vw,128px);line-height:.96;letter-spacing:-.018em;}
.hero-tagline{margin:clamp(20px,3vh,30px) 0 0;font-size:clamp(15px,1.5vw,19px);color:#D8CDB8;max-width:34ch;line-height:1.55;}
.scroll-cue{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);transition:opacity .4s ease;}
.scroll-cue > div{display:flex;flex-direction:column;align-items:center;gap:10px;}
/* en celular el indicador se va a la esquina para no tapar el nombre */
@media (max-width:640px){ .scroll-cue{left:auto;right:18px;transform:none;bottom:22px;} .scroll-cue .lab{writing-mode:vertical-rl;} }
.scroll-cue .lab{font-family:var(--mono);font-size:9.5px;letter-spacing:.3em;color:rgba(242,235,221,.62);}
.scroll-cue .track{position:relative;width:1px;height:46px;background:rgba(242,235,221,.22);overflow:hidden;display:block;}
.scroll-cue .bar{position:absolute;top:0;left:0;width:1px;height:18px;background:var(--gold);animation:grpScrollCue 2.4s cubic-bezier(.5,0,.5,1) infinite;}

/* ===== secciones ===== */
.sec{position:relative;padding:clamp(84px,13vw,170px) var(--padx);}
.cream{background:var(--cream);}
.dark{background:var(--dark-alt);}
.sec-head{display:flex;align-items:center;gap:14px;margin-bottom:clamp(44px,7vw,80px);font-family:var(--mono);font-size:12px;letter-spacing:.28em;}
.sec-head .n{color:var(--gold-deep);}
.sec-head .line{width:26px;height:1px;background:rgba(26,23,18,.28);}
.sec-head .t{color:var(--g1);}
.dark .sec-head .n{color:var(--gold);}
.dark .sec-head .line{background:rgba(242,235,221,.3);}
.dark .sec-head .t{color:var(--g3);}

/* ===== 01 ANTECEDENTES ===== */
.ant-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:clamp(40px,6vw,90px);align-items:start;}
.ant-title{margin:0;font-family:var(--serif);font-weight:300;font-size:clamp(32px,4.4vw,60px);line-height:1.08;letter-spacing:-.012em;color:var(--ink);}
.ant-p{margin:0;font-size:clamp(16px,1.5vw,19px);line-height:1.6;color:var(--ink-2);text-align:justify;}
.ant-p strong{font-weight:600;color:var(--ink);}
.ant-table{margin-top:clamp(34px,4vw,46px);border-top:1px solid rgba(26,23,18,.16);}
.ant-row{display:flex;justify-content:space-between;gap:20px;padding:18px 0;border-bottom:1px solid rgba(26,23,18,.1);}
.ant-row:last-child{border-bottom:none;}
.ant-row .k{font-family:var(--mono);font-size:11px;letter-spacing:.16em;color:var(--g2);}
.ant-row .v{font-size:15px;color:var(--ink);text-align:right;max-width:30ch;}

/* ===== 02 EL HILO CONDUCTOR ===== */
.hilo-frase{margin:0 0 clamp(48px,7vw,80px);font-family:var(--serif);font-weight:300;font-size:clamp(30px,4.4vw,58px);line-height:1.1;letter-spacing:-.01em;color:var(--warm-white);text-align:justify;}
.hilo-static{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:clamp(16px,2.4vw,30px);}
.hilo-static figure{margin:0;}
.hilo-static .ph{overflow:hidden;aspect-ratio:4/3;background:var(--ink);}
.hilo-static img{width:100%;height:100%;object-fit:cover;}
.hilo-static figcaption{display:flex;align-items:center;gap:10px;margin-top:16px;font-family:var(--mono);font-size:11px;letter-spacing:.26em;}
.hilo-static .dot{width:8px;height:8px;border-radius:50%;}
.hilo-static .dia .dot{border:1px solid var(--g3);} .hilo-static .dia{color:var(--g3);}
.hilo-static .noche .dot{background:var(--gold);box-shadow:0 0 12px rgba(192,134,60,.8);} .hilo-static .noche{color:var(--gold-soft);}
html.fx-on .hilo-static{display:none;}
html:not(.fx-on) .hilo-stage{display:none;}
html.fx-on .hilo{padding-bottom:0;}
html.fx-on .hilo-frase{margin-bottom:clamp(20px,3vw,40px);}

.hilo-stage{position:relative;height:260vh;margin:0 calc(-1 * var(--padx));}
.hilo-sticky{position:sticky;top:0;height:100vh;height:100svh;overflow:hidden;background:var(--dark-alt);}
.hilo-sticky::before,.hilo-sticky::after{content:"";position:absolute;left:0;right:0;z-index:1;pointer-events:none;}
.hilo-sticky::before{top:0;height:22%;background:linear-gradient(180deg,var(--dark-alt),transparent);}
.hilo-sticky::after{bottom:0;height:34%;background:linear-gradient(0deg,rgba(8,7,5,.82),transparent);}
.hilo-hud{position:absolute;left:var(--padx);right:var(--padx);bottom:clamp(28px,5vh,52px);z-index:2;pointer-events:none;
  display:flex;align-items:flex-end;justify-content:space-between;flex-wrap:wrap;gap:14px 24px;}
.hilo-hora{font-family:var(--serif);font-weight:300;font-size:clamp(44px,7vw,96px);line-height:.9;color:var(--warm-white);font-variant-numeric:tabular-nums;letter-spacing:-.02em;}
.hilo-track{display:flex;align-items:center;gap:12px;font-family:var(--mono);font-size:11px;letter-spacing:.26em;padding-bottom:6px;}
.hilo-lab.dia{color:var(--g3);} .hilo-lab.noche{color:var(--gold-soft);}
.hilo-bar{position:relative;width:clamp(80px,16vw,200px);height:1px;background:rgba(242,235,221,.25);}
.hilo-bar span{position:absolute;left:0;top:-.5px;height:2px;width:0;background:var(--gold);box-shadow:0 0 10px rgba(192,134,60,.7);}

/* ===== 03 PROYECTOS ===== */
.proyectos{padding:clamp(84px,13vw,150px) var(--padx) clamp(70px,10vw,120px);}
.proyectos .sec-head{margin-bottom:clamp(24px,3vw,36px);}
.proj-head{display:flex;align-items:flex-end;justify-content:space-between;flex-wrap:wrap;gap:18px;margin-bottom:clamp(34px,5vw,56px);}
.proj-head h2{margin:0;max-width:18ch;font-family:var(--serif);font-weight:300;font-size:clamp(26px,3.6vw,46px);line-height:1.08;letter-spacing:-.012em;color:var(--ink);}
.proj-guia{font-family:var(--mono);font-size:11px;letter-spacing:.14em;color:var(--g2);display:flex;align-items:center;gap:8px;}
.proj-guia .arrow{color:var(--gold);}

.idx{border-top:1px solid rgba(26,23,18,.16);}
.idx-row{position:relative;display:grid;grid-template-columns:auto 1fr auto;align-items:center;
  gap:clamp(14px,2.6vw,26px);width:100%;text-align:left;
  padding:clamp(13px,1.9vw,20px) 2px;border-bottom:1px solid rgba(26,23,18,.12);
  transition:padding-left .4s cubic-bezier(.2,.65,.2,1),background .4s ease;-webkit-tap-highlight-color:rgba(192,134,60,.18);}
.idx-row:hover,.idx-row:focus-visible{outline:none;padding-left:clamp(8px,1.4vw,16px);background:linear-gradient(90deg,rgba(192,134,60,.07),transparent 72%);}
.idx-thumb{width:clamp(58px,8vw,84px);aspect-ratio:4/3;object-fit:cover;background:var(--ink);flex:none;filter:saturate(.9) brightness(.97);transition:filter .35s ease;}
.idx-row:hover .idx-thumb{filter:saturate(1) brightness(1);}
.idx-text{min-width:0;}
.idx-kicker{display:block;font-family:var(--mono);font-size:clamp(9px,1vw,10.5px);letter-spacing:.2em;color:var(--gold-deep);margin-bottom:6px;}
.idx-name{display:block;font-family:var(--serif);font-weight:300;font-size:clamp(21px,3.2vw,40px);line-height:1.02;letter-spacing:-.012em;color:var(--ink);transition:color .35s ease;}
.idx-row:hover .idx-name{color:#000;}
.idx-chev{justify-self:end;font-family:var(--mono);font-size:clamp(16px,2vw,20px);color:var(--gold);transition:transform .35s ease;}
.idx-row:hover .idx-chev,.idx-row:focus-visible .idx-chev{transform:translateX(5px);}

/* vista previa flotante (solo con mouse) */
.idx-preview{position:fixed;top:0;left:0;z-index:50;width:clamp(240px,22vw,340px);aspect-ratio:4/3;pointer-events:none;
  overflow:hidden;opacity:0;transition:opacity .35s ease;box-shadow:0 34px 70px -24px rgba(12,10,7,.55);will-change:transform,opacity;}
.idx-preview img{width:100%;height:100%;object-fit:cover;transform:scale(1.12);transition:transform .8s cubic-bezier(.2,.65,.2,1);}
.idx-preview.show{opacity:1;}
.idx-preview.show img{transform:scale(1);}
@media not all and (hover:hover) and (pointer:fine){ .idx-preview{display:none;} }

/* ===== VISOR pantalla completa ===== */
.viewer{position:fixed;top:0;left:0;width:100%;z-index:100;background:var(--dark);display:none;flex-direction:column;
  height:100vh;height:100dvh;height:var(--app-h);opacity:0;transition:opacity .4s ease;overscroll-behavior:contain;}
.viewer.open{display:flex;opacity:1;}
.viewer-stage{position:relative;flex:1;min-height:0;overflow:hidden;}
.viewer-stage .swiper{width:100%;height:100%;}
.viewer-stage .swiper-slide{display:flex;align-items:center;justify-content:center;}
.viewer-img{max-width:92vw;max-height:100%;width:auto;height:auto;object-fit:contain;user-select:none;-webkit-user-drag:none;}
.viewer-stage::before{content:"";position:absolute;inset:0;z-index:2;pointer-events:none;
  background:linear-gradient(180deg,rgba(8,7,5,.55) 0%,transparent 22%,transparent 64%,rgba(8,7,5,.78) 100%);}
.viewer-top{position:absolute;top:0;left:0;right:0;z-index:7;display:flex;align-items:center;justify-content:space-between;
  padding:clamp(16px,2.4vw,26px) clamp(18px,3vw,34px);padding-top:max(clamp(16px,2.4vw,26px),env(safe-area-inset-top));pointer-events:none;}
.viewer-top .viewer-close{pointer-events:auto;}
.viewer-mono{display:flex;align-items:center;gap:9px;}
.viewer-mono .ag{display:block;height:24px;aspect-ratio:163/120;background:var(--gold);
  -webkit-mask:url("logos/LOGO_GRP_M_01_solo.png") no-repeat center / contain;
  mask:url("logos/LOGO_GRP_M_01_solo.png") no-repeat center / contain;}
.viewer-mono .sep{width:1px;height:13px;background:rgba(242,235,221,.28);}
.viewer-mono .lab{font-family:var(--mono);font-size:9.5px;letter-spacing:.22em;color:var(--gold);}
/* botón cerrar: círculo de vidrio con X de línea fina */
.viewer-close{width:46px;height:46px;padding:0;border-radius:50%;display:flex;align-items:center;justify-content:center;
  border:1px solid rgba(242,235,221,.24);background:rgba(12,10,7,.38);
  backdrop-filter:blur(12px) saturate(1.2);-webkit-backdrop-filter:blur(12px) saturate(1.2);
  box-shadow:0 8px 24px -10px rgba(0,0,0,.6);
  transition:border-color .35s ease,background .35s ease,transform .2s ease;}
.viewer-close svg{width:17px;height:17px;stroke:var(--warm-white);stroke-width:1.4;transition:transform .5s cubic-bezier(.2,.65,.2,1),stroke .3s ease;}
.viewer-close:hover{border-color:var(--gold);background:rgba(12,10,7,.7);}
.viewer-close:hover svg{transform:rotate(90deg);stroke:var(--gold-soft);}
.viewer-close:active{transform:scale(.9);}
/* el gesto vertical (deslizar para cerrar) lo maneja el sitio, no el navegador */
.viewer-stage,.viewer-stage .swiper{touch-action:none;}
.viewer-img{will-change:transform;}
.viewer-caption{position:absolute;left:0;right:0;bottom:0;z-index:3;padding:clamp(20px,3vw,40px) clamp(18px,3vw,40px);
  padding-bottom:max(clamp(20px,3vw,40px),env(safe-area-inset-bottom));
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;pointer-events:none;}
.viewer-caption .meta{max-width:62ch;}
.viewer-loc{font-family:var(--mono);font-size:10.5px;letter-spacing:.24em;color:var(--gold-soft);}
.viewer-name{margin:9px 0 0;font-family:var(--serif);font-weight:300;font-size:clamp(22px,3.2vw,40px);line-height:1.05;letter-spacing:-.01em;color:var(--warm-white);}
.viewer-desc{margin:12px 0 0;font-size:clamp(13px,1.5vw,17px);line-height:1.55;color:#F4EEE2;max-width:52ch;text-shadow:0 1px 14px rgba(8,7,5,.6);}
.viewer-counter{font-family:var(--mono);font-size:11px;letter-spacing:.16em;color:var(--g3);white-space:nowrap;}
.viewer-nav{position:absolute;top:0;bottom:0;width:clamp(64px,12vw,140px);z-index:4;display:flex;align-items:center;justify-content:center;
  transition:background .3s ease;-webkit-tap-highlight-color:transparent;outline:none;-webkit-user-select:none;user-select:none;}
.viewer-nav:focus,.viewer-nav:focus-visible,.viewer-close:focus{outline:none;}
.viewer,.viewer button,.viewer .swiper,.viewer .swiper-slide,.viewer-img{-webkit-tap-highlight-color:transparent;}
.viewer-nav.prev{left:0;justify-content:flex-start;padding-left:clamp(14px,2vw,28px);}
.viewer-nav.next{right:0;justify-content:flex-end;padding-right:clamp(14px,2vw,28px);}
.viewer-nav:hover{background:linear-gradient(90deg,rgba(192,134,60,.1),transparent);}
.viewer-nav.next:hover{background:linear-gradient(270deg,rgba(192,134,60,.1),transparent);}
.viewer-nav .chev{width:46px;height:46px;border:1px solid rgba(242,235,221,.3);border-radius:50%;display:flex;align-items:center;justify-content:center;
  color:var(--warm-white);font-size:18px;transition:border-color .3s ease,background .3s ease;backdrop-filter:blur(4px);}
.viewer-nav:hover .chev{border-color:var(--gold);background:rgba(12,10,7,.5);}
@media (hover:none){.viewer-nav .chev{opacity:.55;}}
.viewer-dots{position:absolute;top:clamp(58px,8vw,74px);left:50%;transform:translateX(-50%);z-index:3;display:flex;gap:6px;}
.viewer-dots i{width:5px;height:5px;border-radius:50%;background:rgba(242,235,221,.28);transition:background .3s ease,width .3s ease;}
.viewer-dots i.on{background:var(--gold);width:16px;border-radius:3px;}
@media (max-width:640px){
  .viewer-name{font-size:23px;}
  .viewer-desc{font-size:12.5px;line-height:1.45;max-width:84vw;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
}

/* ===== 04 OTRAS ESCALAS ===== */
.escalas{overflow:hidden;}
.escalas > .wrap{position:relative;z-index:1;}
.esc-intro{margin:0 0 clamp(40px,5vw,60px);font-family:var(--serif);font-weight:300;font-size:clamp(24px,3vw,40px);line-height:1.25;color:#E7DEC9;max-width:680px;text-align:justify;}
.obra-list{border-top:1px solid rgba(242,235,221,.16);}
.obra-item{border-bottom:1px solid rgba(242,235,221,.1);}
.obra-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:16px;padding:clamp(22px,3vw,30px) 2px;transition:color .3s ease;}
.obra-item summary::-webkit-details-marker{display:none;}
.obra-item summary .num{font-family:var(--mono);font-size:11px;color:#8C8472;letter-spacing:.1em;flex:none;align-self:baseline;}
.obra-item summary .ttl{font-family:var(--serif);font-size:clamp(22px,2.4vw,32px);color:var(--warm-white);font-weight:300;flex:1;line-height:1.1;}
.obra-item summary .chev{font-family:var(--mono);font-weight:300;font-size:24px;line-height:1;color:var(--gold);transition:transform .35s ease;flex:none;}
.obra-item[open] summary .chev{transform:rotate(45deg);}
.obra-item summary:hover .ttl{color:var(--gold-soft);}
.obra-panel{padding:2px 0 clamp(26px,3.5vw,36px) clamp(28px,5vw,46px);display:grid;gap:clamp(15px,2vw,20px);max-width:780px;}
.obra-work{display:grid;grid-template-columns:64px 1fr;gap:clamp(14px,2vw,22px);align-items:baseline;}
.obra-work .yr{font-family:var(--mono);font-size:11px;letter-spacing:.06em;color:var(--gold);white-space:nowrap;padding-top:2px;}
.obra-work .desc{font-family:var(--sans);font-size:clamp(14px,1.5vw,15.5px);line-height:1.55;color:#C9C0AD;}
.obra-work .desc strong{color:var(--warm-white);font-weight:600;}
.obra-work .org{display:block;margin-top:4px;font-family:var(--mono);font-size:10px;letter-spacing:.06em;color:#8C8472;}
@media (max-width:560px){ .obra-work{grid-template-columns:1fr;gap:3px;} .obra-work .yr{padding-top:0;} }

/* textos justificados en celular: división silábica para que no queden huecos entre palabras */
@media (max-width:640px){
  .ant-p,.hilo-frase,.esc-intro{-webkit-hyphens:auto;hyphens:auto;}
}

/* ===== CIERRE ===== */
.cierre{position:relative;overflow:hidden;background:var(--dark);padding:clamp(100px,16vw,200px) var(--padx);}
.cierre > .wrap{position:relative;z-index:1;}
#cierreFx{opacity:.32;}
.cierre-logo{height:clamp(56px,9vw,92px);aspect-ratio:398/120;margin:0 auto;}
.cierre-frase{margin:clamp(40px,6vw,60px) auto 0;max-width:26ch;font-family:var(--serif);font-weight:300;font-size:clamp(22px,3.2vw,38px);line-height:1.18;letter-spacing:-.01em;color:var(--warm-white);}

.contact-toggle{max-width:560px;margin:clamp(34px,5vw,48px) auto 0;text-align:center;}
.contact-toggle summary{list-style:none;cursor:pointer;display:inline-flex;align-items:center;gap:11px;
  font-family:var(--mono);font-size:clamp(10px,1.1vw,12px);letter-spacing:.34em;color:var(--gold);padding:8px 4px;transition:color .3s ease;}
.contact-toggle summary::-webkit-details-marker{display:none;}
.contact-toggle summary:hover{color:var(--gold-soft);}
.contact-toggle summary .chev{display:inline-block;font-size:9px;transition:transform .35s ease;}
.contact-toggle[open] summary .chev{transform:rotate(180deg);}
.contact-form{max-width:560px;margin:clamp(28px,4vw,40px) auto 0;text-align:left;}
.contact-row{margin-bottom:clamp(22px,3vw,28px);}
.contact-form label{display:block;font-family:var(--mono);font-size:10px;letter-spacing:.24em;color:var(--gold);margin-bottom:10px;}
.contact-form input,.contact-form textarea{width:100%;background:transparent;border:none;border-bottom:1px solid rgba(192,134,60,.32);color:var(--warm-white);
  font-family:var(--sans);font-size:16px;line-height:1.5;padding:9px 0;outline:none;resize:none;transition:border-color .3s ease;}
.contact-form input::placeholder,.contact-form textarea::placeholder{color:rgba(183,172,151,.42);}
.contact-form input:focus,.contact-form textarea:focus{border-color:var(--gold);}
.contact-submit{margin-top:14px;width:100%;background:transparent;border:1px solid rgba(192,134,60,.5);color:var(--gold-soft);
  font-family:var(--mono);font-size:11px;letter-spacing:.3em;padding:17px;transition:background .35s ease,color .35s ease,border-color .35s ease;}
.contact-submit:hover{background:var(--gold);color:var(--dark);border-color:var(--gold);}
.social-links{display:flex;justify-content:center;gap:28px;margin-top:clamp(50px,7vw,72px);}
.social-links a{display:inline-flex;align-items:center;justify-content:center;width:48px;height:48px;border:1px solid rgba(192,134,60,.32);border-radius:50%;color:var(--gold);
  transition:background .35s ease,color .35s ease,border-color .35s ease,transform .35s ease;}
.social-links a:hover{background:var(--gold);color:var(--dark);border-color:var(--gold);transform:translateY(-3px);}
.social-links svg{width:19px;height:19px;}