/* Landing de inspección técnica (2026-10-28).
   Concepto: la página es una lámina técnica. Hero = plano de fachada que se dibuja solo;
   casos con barrido de nivel láser; proceso sobre cinta métrica; informe con firma y sello. */

.ins{
  --i-ink:#101927;
  --i-line:#2A4A6E;
  --i-gold:#DFA02F;
  --i-gold-soft:#F0C46E;
  --i-paper:#F4F6F8;
  --i-grid:#DCE3EA;
  --i-red:#C2412D;
  --i-muted:#4A5767;
  --i-rule:#C9D2DC;
  --i-wide:'Archivo',sans-serif;
  color:var(--i-ink);
}
.ins h1,.ins h2,.ins h3{font-family:var(--i-wide);font-stretch:112%;color:var(--i-ink);text-wrap:balance}
.ins p{text-wrap:pretty}
.ins-wrap{max-width:1240px;margin:0 auto;padding:0 24px}
.ins-block{padding:104px 0}
.ins :focus-visible{outline:2px solid var(--i-gold);outline-offset:3px}

.ins-textlink{display:inline-flex;align-items:center;min-height:44px;font-weight:700;font-size:16px;color:var(--i-line);text-decoration:underline;text-decoration-color:var(--i-gold);text-decoration-thickness:2px;text-underline-offset:6px}
.ins-textlink:hover{color:var(--i-ink);text-decoration-thickness:3px}
.ins-textlink-light{color:#E9EDF2}
.ins-textlink-light:hover{color:#fff}
.ins-actions{display:flex;flex-wrap:wrap;align-items:center;gap:14px 28px}

/* ---------- HERO ---------- */
.ins-hero{background:var(--i-paper);border-bottom:1px solid var(--i-rule);padding:40px 0 72px}
.ins-hero-inner{max-width:1240px;margin:0 auto;padding:0 24px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.08fr);gap:56px;align-items:center}
.ins-hero h1{font-weight:800;font-size:clamp(38px,4.6vw,64px);line-height:1.02;letter-spacing:-.022em;margin:0 0 26px}
.ins-lead{font-size:20px;line-height:1.6;color:#253243;margin:0 0 14px;max-width:34em}
.ins-sub{font-size:16.5px;line-height:1.6;color:var(--i-muted);margin:0 0 34px;max-width:36em}

.ins-sheet{margin:0;background:#fff;border:1px solid var(--i-rule);box-shadow:0 1px 0 var(--i-rule),0 30px 60px -40px rgba(16,25,39,.45);position:relative}
.ins-draw{display:block;width:100%;height:auto;cursor:crosshair;touch-action:pan-y}
.g-grid{stroke:var(--i-grid);stroke-width:.6}
.g-gridbox{opacity:0;transition:opacity .6s ease}
.ins-draw .d{fill:none;stroke:var(--i-line);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:1;stroke-dashoffset:1}
.ins-draw .d2{stroke-width:1.1}
.ins-draw .g-thin{stroke-width:.9}
.t-dim{font-family:var(--i-wide);font-stretch:75%;font-size:11px;font-weight:600;fill:var(--i-line);opacity:0}
.g-find .d-red{fill:none;stroke:var(--i-red);stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:1;stroke-dashoffset:1}
.g-find .stain{fill:var(--i-line);opacity:0;fill-opacity:.22}
.g-find .ring{fill:none;stroke:var(--i-red);stroke-width:1.4;stroke-dasharray:4 3;transform-box:fill-box;transform-origin:center;transform:scale(.2);opacity:0}
.g-find .lead{fill:none;stroke:var(--i-red);stroke-width:1;stroke-dasharray:1;stroke-dashoffset:1}
.g-find .lbl{opacity:0;transform:translateX(-6px)}
.g-find .key{fill:var(--i-red)}
.t-key{font-family:var(--i-wide);font-size:11px;font-weight:800;fill:#fff}
.t-lbl{font-family:var(--i-wide);font-stretch:80%;font-size:12.5px;font-weight:600;fill:var(--i-ink)}

/* coreografía: estructura → ventanas → terreno → cotas → hallazgos A, B, C */
.is-drawn .g-gridbox{opacity:1}
.is-drawn .d1{animation:insDraw 1.5s cubic-bezier(.6,0,.3,1) .15s forwards}
.is-drawn .d2{animation:insDraw 1.3s cubic-bezier(.5,0,.3,1) .9s forwards}
.is-drawn .d3{animation:insDraw .7s linear 1.5s forwards}
.is-drawn .d4{animation:insDraw .9s ease-out 1.9s forwards}
.is-drawn .t-dim{animation:insFade .4s ease 2.5s forwards}
.is-drawn .f-a{--t:2.8s}
.is-drawn .f-b{--t:3.45s}
.is-drawn .f-c{--t:4.1s}
.is-drawn .g-find .d-red{animation:insDraw .45s steps(6,end) var(--t) forwards}
.is-drawn .g-find .stain{animation:insStain .6s ease var(--t) forwards}
.is-drawn .g-find .ring{animation:insRing .45s cubic-bezier(.2,1.6,.4,1) calc(var(--t) + .35s) forwards}
.is-drawn .g-find .lead{animation:insDraw .35s ease-out calc(var(--t) + .7s) forwards}
.is-drawn .g-find .lbl{animation:insLbl .35s ease-out calc(var(--t) + .95s) forwards}
@keyframes insDraw{to{stroke-dashoffset:0}}
@keyframes insFade{to{opacity:1}}
@keyframes insStain{to{opacity:1}}
@keyframes insRing{to{opacity:1;transform:scale(1)}}
@keyframes insLbl{to{opacity:1;transform:none}}

/* mira que sigue el puntero: coordenadas en metros desde la esquina de la fachada */
.g-mira{opacity:0;transition:opacity .2s;pointer-events:none}
.ins-sheet.is-aiming .g-mira{opacity:1}
.mira-x,.mira-y{stroke:var(--i-gold);stroke-width:.8;stroke-dasharray:3 3}
.mira-box{fill:var(--i-ink)}
.mira-t{font-family:var(--i-wide);font-stretch:80%;font-size:11px;font-weight:600;fill:#fff;font-variant-numeric:tabular-nums}

.ins-cajetin{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--i-rule)}
.ins-cajetin span{padding:10px 14px;font-size:13px;color:var(--i-ink);border-left:1px solid var(--i-rule);line-height:1.3}
.ins-cajetin span:first-child{border-left:0}
.ins-cajetin b{display:block;font-weight:600;font-size:11.5px;color:var(--i-muted);margin-bottom:2px}

/* ---------- CASOS ---------- */
.ins-cases{background:#fff}
.ins-head{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:end;margin-bottom:48px}
.ins-head h2{font-weight:800;font-size:clamp(30px,3.4vw,46px);line-height:1.06;letter-spacing:-.018em;margin:0}
.ins-head p{font-size:18px;line-height:1.6;color:var(--i-muted);margin:0;max-width:32em}

.ins-tabs{display:grid;grid-template-columns:minmax(260px,.8fr) 2fr;border:1px solid var(--i-rule);background:#fff}
.ins-tablist{display:flex;flex-direction:column;border-right:1px solid var(--i-rule);background:var(--i-paper)}
.ins-tablist [role=tab]{all:unset;box-sizing:border-box;cursor:pointer;position:relative;padding:22px 26px 22px 30px;font-family:'Source Sans 3',sans-serif;font-size:17px;font-weight:600;line-height:1.35;color:var(--i-muted);border-bottom:1px solid var(--i-rule);transition:color .2s,background .2s}
.ins-tablist [role=tab]:last-child{border-bottom:0}
.ins-tablist [role=tab]::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--i-gold);transform:scaleY(0);transform-origin:top;transition:transform .35s cubic-bezier(.6,0,.2,1)}
.ins-tablist [role=tab]:hover{color:var(--i-ink)}
.ins-tablist [role=tab][aria-selected=true]{color:var(--i-ink);background:#fff;margin-right:-1px}
.ins-tablist [role=tab][aria-selected=true]::before{transform:scaleY(1)}
.ins-tablist [role=tab]:focus-visible{outline:2px solid var(--i-gold);outline-offset:-4px}

.ins-panels{position:relative;overflow:hidden}
.ins-panel{padding:44px 48px 48px}
.ins-panel:focus-visible{outline:2px solid var(--i-gold);outline-offset:-6px}
.ins-panel h3{font-weight:800;font-size:clamp(22px,2.2vw,28px);line-height:1.15;margin:0 0 14px;max-width:24em}
.ins-panel>p{font-size:17.5px;line-height:1.65;color:#2C3846;margin:0 0 30px;max-width:40em}
.ins-cols{display:grid;grid-template-columns:1fr 1fr;gap:36px;padding:26px 0 30px;border-top:1px solid var(--i-rule)}
.ins-cols h4{font-family:var(--i-wide);font-size:15px;font-weight:700;margin:0 0 12px;color:var(--i-line)}
.ins-cols ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.ins-cols li{position:relative;padding-left:20px;font-size:16px;line-height:1.5;color:#2C3846}
.ins-cols li::before{content:"";position:absolute;left:0;top:.62em;width:9px;height:2px;background:var(--i-gold)}
.ins-panel-foot{display:flex;flex-wrap:wrap;align-items:center;gap:14px 28px}

/* barrido de nivel láser al cambiar de caso */
.ins-laser{position:absolute;left:0;right:0;top:0;height:2px;background:var(--i-gold);box-shadow:0 0 0 1px rgba(223,160,47,.25),0 0 18px 3px rgba(223,160,47,.55);opacity:0;pointer-events:none;z-index:2}
.ins-panels.is-sweeping .ins-laser{animation:insLaser .62s cubic-bezier(.55,0,.35,1) forwards}
.ins-panels.is-sweeping .ins-panel:not([hidden]){animation:insReveal .62s cubic-bezier(.55,0,.35,1) forwards}
@keyframes insLaser{0%{opacity:1;transform:translateY(0)}92%{opacity:1}100%{opacity:0;transform:translateY(var(--sweep,500px))}}
@keyframes insReveal{from{clip-path:inset(0 0 100% 0)}to{clip-path:inset(0 0 0 0)}}

/* ---------- PROCESO: cinta métrica ---------- */
.ins-process{background:var(--i-ink);color:#E6EAF0}
.ins-process h2,.ins-process h3{color:#fff}
.ins-process-grid{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:72px;align-items:start}
.ins-process-side{position:sticky;top:110px}
.ins-process-side h2{font-weight:800;font-size:clamp(30px,3.4vw,46px);line-height:1.06;letter-spacing:-.018em;margin:0 0 18px}
.ins-process-side>p{font-size:18px;line-height:1.6;color:#B8C2CF;margin:0 0 32px;max-width:30em}
.ins-photo{margin:0}
.ins-photo img{display:block;width:100%;height:auto;aspect-ratio:4/3;object-fit:cover}
.ins-photo figcaption{font-size:13.5px;color:#8D99A8;margin-top:10px}

.ins-tape{--fill:0;list-style:none;margin:0;padding:0 0 0 92px;position:relative;counter-reset:paso}
.ins-tape::before{content:"";position:absolute;left:0;top:0;bottom:0;width:46px;background:
  repeating-linear-gradient(to bottom,rgba(255,255,255,.55) 0 1px,transparent 1px 10px) right/12px 100% no-repeat,
  repeating-linear-gradient(to bottom,rgba(255,255,255,.8) 0 1.5px,transparent 1.5px 50px) right/22px 100% no-repeat,
  #1A2638;border-right:1px solid rgba(255,255,255,.18)}
.ins-tape::after{content:"";position:absolute;left:0;top:0;width:46px;height:calc(var(--fill) * 100%);background:
  repeating-linear-gradient(to bottom,rgba(16,25,39,.55) 0 1px,transparent 1px 10px) right/12px 100% no-repeat,
  repeating-linear-gradient(to bottom,rgba(16,25,39,.8) 0 1.5px,transparent 1.5px 50px) right/22px 100% no-repeat,
  var(--i-gold)}
.ins-step{position:relative;counter-increment:paso;padding:4px 0 56px;opacity:.42;transition:opacity .4s ease}
.ins-step:last-child{padding-bottom:4px}
.ins-step.is-reached{opacity:1}
.ins-step::before{content:counter(paso);position:absolute;left:-92px;top:0;width:46px;height:34px;display:flex;align-items:center;justify-content:center;font-family:var(--i-wide);font-weight:800;font-size:16px;color:#fff;background:var(--i-ink);border:1px solid rgba(255,255,255,.35);z-index:1;transition:background .3s,color .3s,border-color .3s}
.ins-step.is-reached::before{background:#fff;color:var(--i-ink);border-color:#fff}
.ins-step h3{font-weight:700;font-size:23px;line-height:1.2;margin:2px 0 10px}
.ins-step p{font-size:17px;line-height:1.65;color:#C3CCD8;margin:0;max-width:34em}

/* ---------- INFORME ---------- */
.ins-report{background:var(--i-paper)}
.ins-report-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:72px;align-items:center}
.ins-report-copy h2{font-weight:800;font-size:clamp(30px,3.4vw,46px);line-height:1.06;letter-spacing:-.018em;margin:0 0 22px}
.ins-report-copy p{font-size:17.5px;line-height:1.68;color:#2C3846;margin:0 0 16px;max-width:34em}
.ins-report-copy .ins-note{font-size:14.5px;color:var(--i-muted);margin-top:26px}

.ins-paper-wrap{perspective:1200px;display:flex;justify-content:center}
.ins-paper{position:relative;width:100%;max-width:470px;aspect-ratio:1/1.32;background:#fff;padding:34px 36px;border:1px solid var(--i-rule);box-shadow:8px 8px 0 -1px #fff,8px 8px 0 0 var(--i-rule),16px 16px 0 -1px #fff,16px 16px 0 0 var(--i-rule);transform:rotate(-1.2deg)}
.ins-paper-head{display:flex;gap:14px;align-items:center;padding-bottom:16px;border-bottom:2px solid var(--i-ink);margin-bottom:20px}
.ins-paper-head strong{display:block;font-family:var(--i-wide);font-stretch:108%;font-size:17px}
.ins-paper-head span{font-size:13.5px;color:var(--i-muted)}
.ins-paper-toc{margin:0 0 22px;padding:0 0 0 22px;display:flex;flex-direction:column;gap:9px}
.ins-paper-toc li{font-size:15px;color:#2C3846;padding-bottom:9px;border-bottom:1px dotted var(--i-rule)}
.ins-paper-toc li::marker{font-family:var(--i-wide);font-weight:700;color:var(--i-line)}
.ins-paper-risk{display:flex;gap:8px;flex-wrap:wrap}
.ins-paper-risk .r{font-size:12.5px;font-weight:600;padding:5px 10px 5px 24px;position:relative;background:var(--i-paper);border:1px solid var(--i-rule)}
.ins-paper-risk .r::before{content:"";position:absolute;left:9px;top:50%;width:9px;height:9px;border-radius:50%;transform:translateY(-50%)}
.r-g::before{background:#2F8A4C}.r-y::before{background:#D9A21B}.r-r::before{background:var(--i-red)}
.ins-paper-sign{position:absolute;left:36px;bottom:30px;width:52%}
.ins-signature{display:block;width:100%;height:auto;border-bottom:1px solid var(--i-ink)}
.ins-signature path{fill:none;stroke:#1C3B8A;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:1;stroke-dashoffset:1}
.ins-paper-sign span{display:block;font-size:12.5px;color:var(--i-muted);margin-top:6px}
.ins-stamp{position:absolute;right:26px;bottom:22px;width:132px;opacity:0;transform:scale(2.4) rotate(-26deg);color:#B3362A}
.ins-stamp svg{display:block;width:100%;height:auto}
.ins-stamp circle{fill:none;stroke:currentColor;stroke-width:3}
.ins-stamp circle+circle{stroke-width:1.4}
.ins-stamp text{fill:currentColor;font-family:var(--i-wide);font-weight:700;font-size:8.4px}
.ins-stamp .s-big{font-size:15px;font-weight:900}
.ins-stamp .s-sm{font-size:7.5px}
.ins-stamp::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 30% 40%,transparent 0 55%,rgba(255,255,255,.55) 56% 60%,transparent 61%),radial-gradient(circle at 70% 70%,rgba(255,255,255,.45) 0 6%,transparent 7%);pointer-events:none}

.ins-paper.is-signed .ins-signature path{animation:insDraw 1.1s cubic-bezier(.4,0,.3,1) .1s forwards}
.ins-paper.is-signed .ins-stamp{animation:insStamp .32s cubic-bezier(.5,0,.75,0) 1.35s forwards}
.ins-paper.is-signed{animation:insThud .3s ease-out 1.65s}
@keyframes insStamp{to{opacity:.88;transform:scale(1) rotate(-11deg)}}
@keyframes insThud{0%{transform:rotate(-1.2deg)}35%{transform:rotate(-1.2deg) translateY(3px) scale(.995)}100%{transform:rotate(-1.2deg)}}

/* ---------- FAQ ---------- */
.ins-faq{background:#fff}
.ins-faq-grid{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:72px;align-items:start}
.ins-faq h2{font-weight:800;font-size:clamp(28px,3vw,40px);line-height:1.08;letter-spacing:-.016em;margin:0;position:sticky;top:110px}
.ins-faq-list details{border-top:1px solid var(--i-rule)}
.ins-faq-list details:last-child{border-bottom:1px solid var(--i-rule)}
.ins-faq-list summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:24px;align-items:center;padding:22px 0;font-family:var(--i-wide);font-size:18.5px;font-weight:700;line-height:1.35}
.ins-faq-list summary::-webkit-details-marker{display:none}
.ins-faq-list summary::after{content:"";flex-shrink:0;width:14px;height:14px;background:linear-gradient(var(--i-line),var(--i-line)) center/14px 2px no-repeat,linear-gradient(var(--i-line),var(--i-line)) center/2px 14px no-repeat;transition:transform .3s ease}
.ins-faq-list details[open] summary::after{transform:rotate(135deg)}
.ins-faq-list details p{font-size:17px;line-height:1.68;color:#2C3846;margin:0 0 24px;max-width:40em}

/* ---------- CIERRE ---------- */
.ins-close{background:var(--i-ink);padding:88px 0;border-top:4px solid var(--i-gold)}
.ins-close-inner{display:grid;grid-template-columns:1.4fr 1fr;gap:48px;align-items:center}
.ins-close h2{color:#fff;font-weight:700;font-stretch:108%;font-size:clamp(24px,2.6vw,34px);line-height:1.2;margin:0}

/* ---------- RESPONSIVE ---------- */
@media (max-width:980px){
  .ins-hero-inner{grid-template-columns:1fr;gap:40px}
  .ins-head,.ins-process-grid,.ins-report-grid,.ins-faq-grid,.ins-close-inner{grid-template-columns:1fr;gap:36px}
  .ins-process-side,.ins-faq h2{position:static}
  .ins-tabs{grid-template-columns:1fr}
  .ins-tablist{flex-direction:row;overflow-x:auto;border-right:0;border-bottom:1px solid var(--i-rule);scrollbar-width:none}
  .ins-tablist::-webkit-scrollbar{display:none}
  .ins-tablist [role=tab]{flex:0 0 auto;max-width:220px;border-bottom:0;border-right:1px solid var(--i-rule);padding:16px 18px 18px;font-size:15.5px}
  .ins-tablist [role=tab]::before{left:0;right:0;top:auto;bottom:0;width:auto;height:3px;transform:scaleX(0);transform-origin:left}
  .ins-tablist [role=tab][aria-selected=true]{margin-right:0}
  .ins-tablist [role=tab][aria-selected=true]::before{transform:scaleX(1)}
}
@media (max-width:640px){
  .ins-wrap,.ins-hero-inner{padding:0 16px}
  .ins-block{padding:72px 0}
  .ins-hero{padding:24px 0 56px}
  .ins-lead{font-size:18px}
  .ins-cajetin{grid-template-columns:1fr 1fr}
  .ins-cajetin span:nth-child(3){border-left:0}
  .ins-cajetin span:nth-child(n+3){border-top:1px solid var(--i-rule)}
  .ins-panel{padding:30px 20px 34px}
  .ins-cols{grid-template-columns:1fr;gap:24px}
  .ins-tape{padding-left:64px}
  .ins-tape::before,.ins-tape::after{width:34px}
  .ins-step::before{left:-64px;width:34px;font-size:14px}
  .ins-paper{padding:24px 22px;transform:none}
  .ins-paper.is-signed{animation:none}
  .ins-paper-sign{left:22px;bottom:22px}
  .ins-stamp{width:104px;right:14px;bottom:16px}
  .ins-faq-list summary{font-size:17px}
}

/* sin JS o con movimiento reducido: todo en su estado final */
.no-js .ins-draw .d,.no-js .g-find .d-red,.no-js .g-find .lead{stroke-dashoffset:0}
.no-js .t-dim,.no-js .g-find .stain,.no-js .g-gridbox{opacity:1}
.no-js .g-find .ring,.no-js .g-find .lbl{opacity:1;transform:none}
.no-js .ins-stamp{opacity:.88;transform:rotate(-11deg)}
.no-js .ins-signature path{stroke-dashoffset:0}
.no-js .ins-step{opacity:1}
@media (prefers-reduced-motion:reduce){
  .ins *,.ins *::before,.ins *::after{animation-duration:1ms!important;animation-delay:0s!important;transition-duration:1ms!important}
  .ins-step{opacity:1}
}