/* IRIEX · web v2 · marca oficial v5 */
:root{
  --ink:#0E1116; --card:#161A22; --line:#262B36; --line2:#3A4150;
  --bone:#F4F2EC; --steel:#8A919E; --gray:#9D9D9D; --gray2:#707070; --lime:#C6F432;
  --r:20px; --mono:'JetBrains Mono',ui-monospace,monospace;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;overflow-x:clip}
html.lenis,html.lenis body{height:auto}
.lenis.lenis-smooth{scroll-behavior:auto!important}
body{margin:0;background:var(--ink);color:var(--bone);font-family:Sora,system-ui,sans-serif;font-weight:400;line-height:1.5;-webkit-font-smoothing:antialiased;overflow-x:clip}
a{color:inherit;text-decoration:none}
h1,h2,h3,p{margin:0}
h1,h2,h3{font-weight:600;letter-spacing:-.025em;line-height:1.04}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
.wrap{max-width:1200px;margin:0 auto;padding:0 28px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.tag{font-family:var(--mono);font-size:12px;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:var(--steel)}
.h2{font-size:clamp(36px,5.4vw,72px)}
.muted{color:var(--steel)}
.lead{color:#B7BCC6;font-size:18px;font-weight:300;max-width:520px}
.fine{font-size:13px;color:var(--steel)}
.center{text-align:center}
section{position:relative}

/* grano */
.grain{position:fixed;inset:-50%;z-index:100;pointer-events:none;opacity:.05;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation:grain 1.2s steps(6) infinite}
@keyframes grain{0%{transform:translate(0,0)}20%{transform:translate(-3%,2%)}40%{transform:translate(2%,-3%)}60%{transform:translate(-2%,-1%)}80%{transform:translate(3%,3%)}100%{transform:translate(0,0)}}

/* cursor */
.cursor{position:fixed;left:0;top:0;width:12px;height:12px;margin:-6px 0 0 -6px;border:1.5px solid var(--bone);border-radius:50%;z-index:200;pointer-events:none;transition:width .25s,height .25s,margin .25s,background .25s,opacity .25s;mix-blend-mode:difference;opacity:0}
.cursor.is-big{width:52px;height:52px;margin:-26px 0 0 -26px;background:rgba(244,242,236,.9)}
@media (hover:none),(pointer:coarse){.cursor{display:none}}

/* logo */
.logo{display:inline-flex;align-items:baseline;gap:.06em;font-weight:500;font-size:24px;letter-spacing:.02em;line-height:1}
.logo-x{height:.74em;width:calc(.74em*806/550)}
.logo-svg{height:1.05em;width:auto;display:block}
.logo{color:var(--bone)}
.logo-sm{font-size:20px}

/* botones */
.btn{position:relative;display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:54px;padding:0 28px;border-radius:999px;font-weight:500;font-size:15px;overflow:hidden;will-change:transform;transition:color .3s}
.btn::before{content:"";position:absolute;inset:0;border-radius:inherit;transform:translateY(101%);transition:transform .45s cubic-bezier(.7,0,.2,1)}
.btn>*{position:relative}
.btn-solid{background:var(--bone);color:var(--ink)}
.btn-solid::before{background:#FFFFFF}
.btn-line{border:1px solid var(--line2);color:var(--bone)}
.btn-line::before{background:var(--bone)}
.btn-line:hover{color:var(--ink)}
.btn:hover::before{transform:none}
.btn span,.btn svg{position:relative;z-index:1}
.btn-solid,.btn-line{isolation:isolate}
.btn-solid::before,.btn-line::before{z-index:0}
.btn-sm{min-height:42px;padding:0 20px;font-size:14px}
.btn-xl{min-height:68px;padding:0 40px;font-size:18px}

/* nav */
.nav{position:fixed;top:0;left:0;right:0;z-index:90;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:18px 28px;transition:background .4s,border-color .4s,padding .4s;border-bottom:1px solid transparent}
.nav.is-solid{background:rgba(14,17,22,.78);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-color:var(--line);padding:12px 28px}
.nav-links{display:flex;gap:30px;font-size:14px;color:var(--steel)}
.nav-links a{transition:color .25s}
.nav-links a:hover{color:var(--bone)}
@media(max-width:900px){.nav-links{display:none}}

/* 1 portada */
.hero{position:relative;height:100vh;min-height:640px;display:flex;align-items:center;justify-content:center;overflow:hidden;text-align:center}
#hero-canvas{position:absolute;inset:0;width:100%;height:100%;display:block}
.hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:200px;background:linear-gradient(transparent,var(--ink));pointer-events:none}
.hero-inner{position:relative;z-index:2;padding:0 24px;max-width:1100px}
.hero::before{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;background:radial-gradient(ellipse 55% 45% at 50% 50%,rgba(14,17,22,.82),rgba(14,17,22,0) 70%)}
body::after{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;background-image:linear-gradient(rgba(244,242,236,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(244,242,236,.025) 1px,transparent 1px);background-size:80px 80px}
.hero-title{font-size:clamp(52px,10vw,148px);margin:26px 0 28px;line-height:.98}
.hero-title em{font-style:normal;color:var(--lime)}
.hero-title .char{display:inline-block;will-change:transform}
.hero-sub{font-size:clamp(17px,2vw,22px);font-weight:300;color:#B7BCC6;max-width:560px;margin:0 auto}
.hero-ctas{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:44px}
.hero-hint{position:absolute;bottom:34px;left:50%;transform:translateX(-50%);z-index:2;font-size:11px}

/* 2 caos */
.chaos{min-height:100vh;overflow-x:clip}
.chaos-pin{height:100vh;display:flex;flex-direction:column;justify-content:center;gap:48px;padding:0 28px;max-width:1200px;margin:0 auto}
.chaos-head{display:flex;flex-direction:column;gap:18px}
.chaos-board{position:relative;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
@media(max-width:860px){.chaos-board{grid-template-columns:repeat(2,minmax(0,1fr))}.chaos-pin{height:auto;padding:110px 20px}}
.task{position:relative;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:20px;min-height:132px;display:flex;flex-direction:column;gap:10px;will-change:transform}
.task p{font-size:15px;line-height:1.4}
.task .done{margin-top:auto;align-self:flex-start;font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;border:1px solid var(--line2);color:var(--bone);border-radius:999px;padding:4px 10px 4px 24px;opacity:0;position:relative}
.task .done::before{content:"";position:absolute;left:9px;top:50%;width:8px;height:4px;border-left:1.5px solid var(--bone);border-bottom:1.5px solid var(--bone);transform:translateY(-70%) rotate(-45deg)}
.task.is-done{border-color:var(--line2)}
.task.is-done p{color:var(--steel)}
.beam{position:absolute;top:-20px;bottom:-20px;left:0;width:2px;background:linear-gradient(transparent,var(--bone),transparent);box-shadow:0 0 24px 4px rgba(244,242,236,.25);opacity:0;z-index:3;pointer-events:none}

/* 3 demo */
.demo{padding:140px 0}
.demo-grid{display:grid;grid-template-columns:1fr 440px;gap:72px;align-items:center}
@media(max-width:960px){.demo-grid{grid-template-columns:1fr;gap:44px}}
.demo-copy{display:flex;flex-direction:column;gap:22px}
.biz{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px}
.biz-btn{min-height:46px;padding:0 20px;border-radius:999px;border:1px solid var(--line2);color:var(--steel);font-size:14px;transition:all .3s}
.biz-btn:hover{color:var(--bone);border-color:var(--steel)}
.biz-btn.is-on{background:var(--bone);color:var(--ink);border-color:var(--bone)}
.phone{background:#0B0E13;border:1px solid var(--line);border-radius:32px;overflow:hidden;display:flex;flex-direction:column;height:620px;box-shadow:0 40px 100px -30px rgba(0,0,0,.7)}
@media(max-width:520px){.phone{height:560px;border-radius:24px}}
.phone-top{display:flex;align-items:center;gap:12px;padding:18px 20px;border-bottom:1px solid var(--line);background:var(--card)}
.phone-top small{display:block;color:var(--steel);font-size:12px}
.phone-top b{font-weight:600;font-size:15px}
.avatar{width:40px;height:40px;border-radius:50%;background:var(--ink);border:1px solid var(--line2);display:flex;align-items:center;justify-content:center}
.avatar svg{width:30px;height:30px}
.demo-badge{margin-left:auto;font-family:var(--mono);font-size:10px;letter-spacing:.14em;border:1px solid var(--line2);color:var(--steel);border-radius:6px;padding:3px 7px}
.chat{flex:1;overflow-y:auto;padding:20px;display:flex;flex-direction:column;gap:10px;scrollbar-width:thin}
.msg{max-width:84%;padding:11px 14px;border-radius:18px;font-size:14px;line-height:1.45}
.msg.me{align-self:flex-end;background:var(--bone);color:var(--ink);border-bottom-right-radius:6px}
.msg.bot{align-self:flex-start;background:var(--card);border:1px solid var(--line);border-bottom-left-radius:6px}
.msg .time{display:block;font-size:10px;opacity:.55;margin-top:4px;font-family:var(--mono)}
.typing{display:inline-flex;gap:4px;padding:14px 16px}
.typing i{width:6px;height:6px;border-radius:50%;background:var(--steel);animation:blink 1s infinite}
.typing i:nth-child(2){animation-delay:.15s}.typing i:nth-child(3){animation-delay:.3s}
@keyframes blink{0%,100%{opacity:.25}50%{opacity:1}}
.rich{margin-top:10px;border:1px solid var(--line2);border-radius:12px;overflow:hidden;font-size:13px}
.rich-h{padding:10px 12px;background:#1C212B;display:flex;justify-content:space-between;font-weight:500}
.rich-r{display:flex;justify-content:space-between;gap:10px;padding:8px 12px;border-top:1px solid var(--line)}
.rich-r span:last-child{font-family:var(--mono);font-size:12px}
.rich-t{display:flex;justify-content:space-between;padding:10px 12px;border-top:1px solid var(--line2);font-weight:600}
.rich-ok{display:flex;align-items:center;gap:8px;padding:10px 12px;border-top:1px solid var(--line)}
.rich-ok i{width:8px;height:8px;border-radius:50%;background:var(--lime);flex:none}
.chips{display:flex;gap:8px;overflow-x:auto;padding:0 16px 12px;scrollbar-width:none}
.chip{flex:none;min-height:36px;padding:0 14px;border-radius:999px;border:1px solid var(--line2);font-size:13px;color:#C8CCD3;transition:all .25s;white-space:nowrap}
.chip:hover{border-color:var(--bone);color:var(--bone)}
.composer{display:flex;gap:8px;padding:12px 14px 16px;border-top:1px solid var(--line)}
.composer input{flex:1;min-height:46px;background:var(--card);border:1px solid var(--line);border-radius:999px;padding:0 18px;color:var(--bone);font:inherit;font-size:14px;outline:none}
.composer input:focus{border-color:var(--steel)}
.send{width:46px;height:46px;border-radius:50%;background:var(--bone);color:var(--ink);display:flex;align-items:center;justify-content:center;transition:transform .2s}
.send:hover{transform:scale(1.06)}

/* 4 reglas */
.rules{padding:120px 0}
.sec-head{display:flex;flex-direction:column;gap:18px;margin-bottom:56px}
.tabs{position:relative;display:inline-flex;gap:6px;padding:6px;border:1px solid var(--line);border-radius:999px;margin-bottom:40px;background:var(--card)}
.tab{position:relative;z-index:1;min-height:44px;padding:0 24px;border-radius:999px;font-size:15px;color:var(--steel);transition:color .35s}
.tab.is-on{color:var(--ink)}
.tab-ink{position:absolute;top:6px;bottom:6px;left:6px;border-radius:999px;background:var(--bone);z-index:0}
.rule-panels{position:relative}
.rule-panel{display:none;flex-direction:column;gap:14px}
.rule-panel.is-on{display:flex}
.rule{display:grid;grid-template-columns:1fr 140px 1fr;align-items:center;gap:24px;padding:28px 32px;background:var(--card);border:1px solid var(--line);border-radius:var(--r)}
.rule>div{display:flex;flex-direction:column;gap:8px}
.rule p{font-size:clamp(16px,1.8vw,20px);font-weight:500;line-height:1.3}
.rule>div:last-child p{color:#C8CCD3;font-weight:400}
.arrow{width:100%;height:24px}
.arrow path{fill:none;stroke:var(--gray);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
@media(max-width:760px){.rule{grid-template-columns:1fr;gap:12px;padding:22px}.arrow{width:90px;transform:rotate(90deg);margin:6px 0 6px -30px}}

/* 5 proceso */
.process{padding:120px 0}
.process-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:72px}
@media(max-width:900px){.process-grid{grid-template-columns:1fr;gap:20px}}
.sticky-head{position:sticky;top:120px;align-self:start}
@media(max-width:900px){.sticky-head{position:static}}
.timeline{position:relative;list-style:none;margin:0;padding:0 0 0 48px;display:flex;flex-direction:column;gap:64px}
.tl-line{position:absolute;left:11px;top:8px;bottom:8px;width:2px;height:calc(100% - 16px);overflow:visible}
.tl-line path{stroke:var(--bone);stroke-width:2;fill:none;vector-effect:non-scaling-stroke}
.timeline::before{content:"";position:absolute;left:11px;top:8px;bottom:8px;width:2px;background:var(--line)}
.tl-step{position:relative;display:flex;flex-direction:column;gap:10px}
.tl-step h3{font-size:clamp(24px,2.6vw,34px)}
.tl-step p{color:#B7BCC6;font-weight:300;max-width:460px}
.tl-dot{position:absolute;left:-44px;top:4px;width:16px;height:16px;border-radius:50%;background:var(--ink);border:2px solid var(--line2);transition:all .4s}
.tl-step.is-on .tl-dot{border-color:var(--bone);background:var(--bone)}
.tl-step.is-on .tl-key{border-color:var(--lime);background:var(--lime)}

/* 6 proyectos */
.projects{overflow:hidden}
.projects-pin{min-height:100vh;display:flex;flex-direction:column;justify-content:center;gap:48px;padding:100px 0}
.track{display:flex;gap:24px;padding:0 28px;width:max-content;will-change:transform}
.card3d{width:min(420px,78vw);perspective:900px}
.card-in{position:relative;height:100%;background:var(--card);border:1px solid var(--line);border-radius:24px;padding:26px;display:flex;flex-direction:column;gap:14px;transform-style:preserve-3d;transition:transform .15s ease-out,border-color .3s}
.card3d:hover .card-in{border-color:var(--line2)}
.card-in .demo-badge{position:absolute;top:20px;right:20px;margin:0}
.card-in h3{font-size:22px;margin-top:10px;transform:translateZ(30px)}
.card-in p{color:#B7BCC6;font-weight:300;font-size:15px;transform:translateZ(20px)}
.mock{height:220px;border-radius:16px;background:var(--ink);border:1px solid var(--line);padding:16px;transform:translateZ(40px);overflow:hidden}
.mk-bar{height:10px;width:40%;border-radius:4px;background:var(--line2);margin-bottom:14px}
.mk-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.mk-grid i{height:70px;border-radius:10px;background:linear-gradient(160deg,#232937,#171B24)}
.mk-row{height:22px;border-radius:6px;background:var(--card);margin-bottom:10px;border:1px solid var(--line)}
.mk-row.short{width:60%}
.mk-total{height:34px;width:45%;margin-left:auto;border-radius:8px;background:var(--bone)}
.mk-cal{display:grid;grid-template-columns:repeat(7,1fr);gap:8px}
.mk-cal i{height:52px;border-radius:8px;background:var(--card);border:1px solid var(--line)}
.mk-cal i.on{background:var(--gray2)}
.mk-bars{height:100%;display:flex;align-items:flex-end;gap:14px;padding-top:10px}
.mk-bars i{flex:1;border-radius:8px 8px 4px 4px;background:linear-gradient(#3A4150,#232937)}
.mock-flow{display:flex;align-items:center;justify-content:space-around}
.mock-flow span{width:60px;height:60px;border-radius:16px;border:1.5px solid var(--line2);position:relative}
.mock-flow span:nth-child(2){border-color:var(--bone)}
.mock-flow span+span::before{content:"";position:absolute;right:100%;top:50%;width:46px;height:1.5px;background:var(--line2)}

/* 7 faq */
.faq{padding:120px 0}
.faq-grid{display:grid;grid-template-columns:1fr 1.4fr;gap:72px}
@media(max-width:900px){.faq-grid{grid-template-columns:1fr;gap:10px}}
.acc-item{border-top:1px solid var(--line)}
.acc-item:last-child{border-bottom:1px solid var(--line)}
.acc-q{width:100%;min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:20px;text-align:left;font-size:clamp(17px,2vw,21px);font-weight:500;padding:18px 0}
.plus{position:relative;width:22px;height:22px;flex:none}
.plus::before,.plus::after{content:"";position:absolute;left:50%;top:50%;width:16px;height:2px;background:var(--steel);transform:translate(-50%,-50%);transition:transform .35s}
.plus::after{transform:translate(-50%,-50%) rotate(90deg)}
.acc-item.is-open .plus::after{transform:translate(-50%,-50%) rotate(0)}
.acc-a{height:0;overflow:hidden}
.acc-a p{padding:0 0 26px;color:#B7BCC6;font-weight:300;max-width:620px}

/* 8 cierre */
.close{padding:170px 0 150px;text-align:center}
.close-title{font-size:clamp(42px,8vw,118px);margin-bottom:56px}
.close .fine{margin-top:28px}

/* footer */
.footer{border-top:1px solid var(--line);padding:36px 0}
.foot{display:flex;flex-wrap:wrap;gap:18px;align-items:center;justify-content:space-between;font-size:14px}
.foot-links{display:flex;gap:22px;color:var(--steel)}
.foot-links a:hover{color:var(--bone)}

/* oferta */
.offer{padding:60px 0 120px}
.offer-box{display:grid;grid-template-columns:1.3fr 1fr;border:1px solid var(--line);border-radius:32px;overflow:hidden;background:linear-gradient(180deg,#141821,#10131A)}
@media(max-width:940px){.offer-box{grid-template-columns:1fr}}
.offer-l{padding:56px;display:flex;flex-direction:column;gap:22px}
.offer-r{padding:56px;border-left:1px solid var(--line);display:flex;flex-direction:column;justify-content:center;gap:18px}
@media(max-width:940px){.offer-l,.offer-r{padding:30px 22px}.offer-r{border-left:0;border-top:1px solid var(--line)}}
.offer-title{font-size:clamp(32px,4.4vw,56px)}
.live{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--lime);margin-right:10px;vertical-align:middle;animation:blink 1.6s infinite}
.offer-list{list-style:none;margin:6px 0 0;padding:0}
.offer-list li{display:flex;justify-content:space-between;gap:18px;padding:15px 0;border-top:1px solid var(--line);font-size:15px}
.offer-list li span:first-child{padding-left:26px;position:relative}
.offer-list li span:first-child::before{content:"";position:absolute;left:2px;top:6px;width:10px;height:5px;border-left:2px solid var(--bone);border-bottom:2px solid var(--bone);transform:rotate(-45deg)}
.offer-list .v{color:var(--steel);font-family:var(--mono);font-size:13px;white-space:nowrap}
.offer-r s{color:#B7BCC6}
.offer-price{font-size:clamp(60px,7.5vw,96px);font-weight:600;letter-spacing:-.04em;line-height:1}
.offer-month{color:#B7BCC6}
.save-pill{align-self:flex-start;border:1px solid var(--line2);border-radius:999px;padding:6px 14px;font-family:var(--mono);font-size:12px;letter-spacing:.06em}

/* servicios */
.services{padding:120px 0}
.svc-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;perspective:1200px}
@media(max-width:1000px){.svc-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:560px){.svc-grid{grid-template-columns:1fr}}
.svc{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:28px;display:flex;flex-direction:column;gap:14px;transition:transform .35s,border-color .35s}
.svc:hover{transform:translateY(-6px);border-color:var(--line2)}
.svc .ic{width:48px;height:48px;border-radius:14px;border:1px solid var(--line2);display:flex;align-items:center;justify-content:center;color:var(--bone)}
.svc h3{font-size:21px}
.svc p{color:#B7BCC6;font-weight:300;font-size:15px}
.svc .svc-p{margin-top:auto;padding-top:16px;border-top:1px solid var(--line);color:var(--bone);font-weight:600;font-size:17px}
.svc .svc-p span{color:var(--steel);font-weight:400;font-size:13px}
.diag{margin-top:40px;border:1px solid var(--line);border-radius:var(--r);padding:26px 28px;display:flex;flex-direction:column}
.diag .tag{margin-bottom:10px}
.diag-row{display:flex;justify-content:space-between;gap:16px;padding:14px 0;border-top:1px solid var(--line);font-size:15px}
.diag-row b{font-family:var(--mono);font-weight:500;font-size:14px}

/* planes */
.plans{padding:40px 0 120px}
.plan-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;align-items:stretch}
@media(max-width:980px){.plan-grid{grid-template-columns:1fr}}
.plan{background:var(--card);border:1px solid var(--line);border-radius:24px;padding:32px;display:flex;flex-direction:column;gap:14px;transition:transform .35s,border-color .35s}
.plan:hover{transform:translateY(-6px);border-color:var(--line2)}
.plan-key{border-color:var(--bone);background:linear-gradient(180deg,#1A1F29,#141821)}
.plan h3{font-size:26px}
.plan-d{color:#B7BCC6;font-weight:300;font-size:15px;min-height:66px}
.plan-was{color:var(--steel);font-size:13px;font-family:var(--mono);min-height:18px}
.plan-price{font-size:38px;font-weight:600;letter-spacing:-.03em;line-height:1}
.plan-price span{font-size:15px;font-weight:400;color:var(--steel);letter-spacing:0}
.plan ul{list-style:none;margin:8px 0 10px;padding:0;display:flex;flex-direction:column;gap:10px;font-size:14px;color:#C8CCD3;flex:1}
.plan li{padding-left:24px;position:relative}
.plan li::before{content:"";position:absolute;left:2px;top:6px;width:10px;height:5px;border-left:2px solid var(--gray);border-bottom:2px solid var(--gray);transform:rotate(-45deg)}
.plan-key li::before{border-color:var(--bone)}
.plan .btn{align-self:stretch}
.extras{margin-top:30px;border:1px solid var(--line);border-radius:var(--r);padding:26px 28px;display:flex;flex-direction:column}
.extras .tag{margin-bottom:10px}
.guarantee{margin-top:18px;display:flex;gap:18px;align-items:center;border:1px solid var(--line);border-radius:var(--r);padding:22px 26px;color:var(--bone)}
.guarantee p{font-size:15px}
@media(max-width:560px){.diag-row{flex-direction:column;gap:4px}}

/* calculadora */
.calc-sec{padding:40px 0 120px}
.calc{display:grid;grid-template-columns:1.2fr 1fr;border:1px solid var(--line);border-radius:32px;overflow:hidden}
@media(max-width:900px){.calc{grid-template-columns:1fr}}
.calc-l{padding:48px;background:var(--card);display:flex;flex-direction:column;gap:26px}
.calc-r{padding:48px;display:flex;flex-direction:column;justify-content:center;gap:10px}
@media(max-width:900px){.calc-l,.calc-r{padding:28px 22px}}
.h3{font-size:clamp(26px,3vw,38px)}
.field label{display:flex;justify-content:space-between;gap:12px;font-size:14px;color:#B7BCC6;margin-bottom:10px}
.field output{color:var(--bone);font-family:var(--mono)}
input[type=range]{width:100%;height:28px;accent-color:var(--bone);cursor:pointer}
.calc-big{font-size:clamp(54px,7vw,90px);font-weight:600;letter-spacing:-.04em;line-height:1}
.calc-sub{color:#B7BCC6}
.calc-hours{margin-top:18px;padding-top:18px;border-top:1px solid var(--line);font-size:18px}

/* movimiento reducido: todo visible, sin animaciones */
@media (prefers-reduced-motion: reduce){
  .grain{animation:none}
  .task .done{opacity:1}
  .tl-step .tl-dot{border-color:var(--bone)}
}