/* Component foundations and technical diagrams. */
:root{color-scheme:dark;--bg:#09131f;--bg-alt:#101d2a;--surface:#142330;--surface-2:#192a39;--text:#edf2f2;--muted:#a7b6bf;--dim:#728896;--line:#29404e;--accent:#f5ad69;--accent-2:#89d6d2;--accent-dark:#17202b;--shadow:0 20px 70px rgba(0,0,0,.22);--radius:18px;--max:1200px}
html[data-theme="light"]{color-scheme:light;--bg:#f5f5ef;--bg-alt:#ebeee8;--surface:#fff;--surface-2:#f8faf7;--text:#172630;--muted:#526573;--dim:#6e8490;--line:#cbd7d8;--accent:#b96128;--accent-2:#167873;--accent-dark:#fff;--shadow:0 18px 55px rgba(32,64,70,.09)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:88px}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;line-height:1.62;overflow-x:hidden;transition:background .3s,color .3s}button,input,select{font:inherit}button{cursor:pointer}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}h1,h2,h3,h4,p{margin-top:0}h1,h2,h3{line-height:1.12;letter-spacing:-.045em}h1{font-size:clamp(3.25rem,6.4vw,6.7rem)}h2{font-size:clamp(2.7rem,5vw,5.3rem)}h3{font-size:clamp(1.4rem,2vw,2rem)}em{font-family:Georgia,"Times New Roman",serif;font-weight:400;color:var(--accent);letter-spacing:-.055em}strong{font-weight:700}::selection{background:var(--accent);color:var(--bg)}:focus-visible{outline:2px solid var(--accent);outline-offset:4px}.shell{width:min(calc(100% - 64px),var(--max));margin-inline:auto}.section-pad{padding-block:clamp(82px,10vw,150px)}.section-alt{background:var(--bg-alt)}.skip-link{position:fixed;z-index:200;top:-70px;left:16px;background:var(--accent);color:var(--accent-dark);padding:12px 18px;border-radius:8px}.skip-link:focus{top:12px}.top-progress{height:2px;width:0;background:var(--accent);position:fixed;top:0;left:0;z-index:120}
.site-header{position:sticky;top:0;z-index:100;background:color-mix(in srgb,var(--bg) 88%,transparent);border-bottom:1px solid var(--line);backdrop-filter:blur(18px)}.nav{min-height:76px;display:flex;align-items:center;gap:30px}.brand{display:flex;align-items:center;gap:12px;flex:none}.brand-mark{font-size:1.72rem;font-weight:900;letter-spacing:-.1em;line-height:1}.brand-mark span{color:var(--accent)}.brand-caption{font-size:.57rem;line-height:1.25;letter-spacing:.18em;font-weight:800;color:var(--dim)}.nav-links{display:flex;align-items:center;gap:clamp(15px,2vw,28px);margin-left:auto}.nav-links>a{font-size:.77rem;letter-spacing:.03em;color:var(--muted);font-weight:650;transition:color .2s}.nav-links>a:hover,.nav-links>a.is-active{color:var(--accent)}.nav-links .nav-contact{color:var(--text);padding:9px 15px;border:1px solid var(--line);border-radius:8px}.nav-contact span{color:var(--accent);margin-left:5px}.icon-button{display:grid;place-items:center;color:var(--text);background:transparent;border:1px solid var(--line);border-radius:9px;flex:none}.theme-toggle{width:36px;height:36px;font-size:1.23rem}.theme-toggle:hover,.menu-toggle:hover{border-color:var(--accent)}.menu-toggle{display:none;width:38px;height:36px;padding:9px}.menu-toggle span{display:block;width:18px;height:2px;background:var(--text);margin:2px auto}
.hero{display:grid;grid-template-columns:1.1fr .9fr;align-items:center;gap:55px;min-height:690px;padding-top:105px;padding-bottom:105px}.eyebrow,.kicker,.calc-category{color:var(--accent);font-size:.69rem;font-weight:800;letter-spacing:.18em}.eyebrow{display:flex;align-items:center;gap:11px}.signal{width:8px;height:8px;display:inline-block;background:var(--accent-2);border-radius:50%;box-shadow:0 0 0 5px color-mix(in srgb,var(--accent-2) 18%,transparent)}.hero h1{max-width:720px;margin:22px 0 26px}.hero-lead{max-width:620px;color:var(--muted);font-size:1.05rem;line-height:1.8}.hero-lead strong{color:var(--text)}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:36px}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:24px;border-radius:8px;padding:14px 20px;min-height:48px;font-size:.81rem;font-weight:800;border:1px solid var(--line);transition:transform .2s,background .2s,border-color .2s}.button:hover{transform:translateY(-2px)}.button-primary{background:var(--accent);border-color:var(--accent);color:var(--accent-dark)}.button-primary:hover{background:color-mix(in srgb,var(--accent) 85%,white)}.button-ghost{color:var(--text);background:transparent}.button-ghost:hover{border-color:var(--accent)}.hero-facts{display:flex;gap:38px;margin-top:70px;padding-top:20px;border-top:1px solid var(--line)}.hero-facts span{display:flex;flex-direction:column;color:var(--dim);font-size:.69rem;letter-spacing:.06em;text-transform:uppercase}.hero-facts strong{color:var(--text);font-size:.91rem;letter-spacing:0;text-transform:none}.hero-visual{height:540px;position:relative;display:grid;place-items:center;isolation:isolate}.hero-visual:before{content:"";position:absolute;inset:3% 5%;background:radial-gradient(circle at 50% 45%,color-mix(in srgb,var(--accent-2) 17%,transparent),transparent 65%);z-index:-2}.orbit{position:absolute;border:1px solid color-mix(in srgb,var(--accent-2) 40%,transparent);border-radius:50%;z-index:-1}.orbit-one{width:95%;aspect-ratio:1;max-width:530px;transform:rotate(-25deg) scaleY(.7)}.orbit-two{width:75%;aspect-ratio:1;max-width:430px;transform:rotate(28deg) scaleY(.88);border-style:dashed;opacity:.5}.portrait-frame{width:min(73%,355px);height:435px;overflow:hidden;border-radius:200px 200px 12px 12px;border:1px solid color-mix(in srgb,var(--accent-2) 60%,transparent);background:var(--surface);box-shadow:var(--shadow)}.portrait-frame img{width:100%;height:100%;object-fit:cover;object-position:center 10%}.hero-card{position:absolute;display:flex;flex-direction:column;background:color-mix(in srgb,var(--surface) 93%,transparent);backdrop-filter:blur(12px);box-shadow:var(--shadow);border:1px solid var(--line);border-radius:10px;padding:15px 20px}.hero-card-top{top:12%;right:-3%;min-width:165px}.hero-card-bottom{bottom:11%;left:0}.hero-card strong{font-size:.95rem;line-height:1.35}.hero-card strong span{color:var(--accent)}.mini-label,.card-code{font-size:.57rem;color:var(--accent);letter-spacing:.15em;font-weight:800;margin-bottom:7px}.mini-line{height:2px;width:34px;background:var(--accent);margin-top:13px}.diagram-label{position:absolute;color:var(--accent-2);font-size:.7rem;letter-spacing:.1em}.diagram-label-a{top:8%;left:5%}.diagram-label-b{bottom:8%;right:4%}.marquee-band{overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line);color:var(--dim);font-size:.65rem;font-weight:800;letter-spacing:.3em;white-space:nowrap;padding:17px 0}.marquee-band div{width:max-content;animation:marquee 35s linear infinite}.marquee-band span{color:var(--accent);padding:0 28px}@keyframes marquee{to{transform:translateX(-38%)}}
.section-heading{margin-bottom:50px}.section-heading .kicker{margin-bottom:18px}.section-heading h2{margin-bottom:0}.row-heading{display:flex;align-items:end;justify-content:space-between;gap:40px}.row-heading>p{max-width:350px;margin:0 0 7px;color:var(--muted);font-size:.89rem}.profile-grid{display:grid;grid-template-columns:1fr .8fr;gap:10%;align-items:start}.profile-main .large-copy{font-size:clamp(1.2rem,2vw,1.65rem);line-height:1.55;color:var(--text)}.profile-main>p:not(.large-copy){color:var(--muted);max-width:600px}.text-link{color:var(--accent);font-size:.82rem;font-weight:800;display:inline-flex;gap:15px;margin-top:16px;padding-bottom:7px;border-bottom:1px solid var(--accent)}.profile-aside{border:1px solid var(--line);border-radius:var(--radius);padding:26px;background:var(--surface)}.aside-top{display:flex;justify-content:space-between;gap:12px;font-size:.55rem;letter-spacing:.13em;color:var(--dim);font-weight:800;padding-bottom:18px;border-bottom:1px solid var(--line)}.axis-list>div{display:grid;grid-template-columns:31px 1fr;column-gap:13px;padding:18px 0;border-bottom:1px solid var(--line)}.axis-list>div:last-child{border:0;padding-bottom:0}.axis-list span{grid-row:span 2;color:var(--accent);font-size:.68rem;font-weight:800}.axis-list strong{font-size:.92rem;line-height:1.1}.axis-list small{color:var(--dim);font-size:.72rem;margin-top:4px}
.area-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.area-card{min-height:365px;display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:25px;transition:transform .25s,border-color .25s,box-shadow .25s}.area-card:hover{transform:translateY(-5px);border-color:var(--accent);box-shadow:var(--shadow)}.area-index,.card-label{font-size:.6rem;letter-spacing:.16em;font-weight:800;color:var(--accent)}.area-symbol{font-size:3rem;line-height:1;color:var(--accent-2);margin:33px 0 23px}.area-card h3{font-size:1.42rem;margin-bottom:12px}.area-card p{font-size:.82rem;color:var(--muted);line-height:1.66}.tag-row{display:flex;flex-wrap:wrap;gap:6px;margin-top:auto}.tag-row span,.timeline-tags span{font-size:.62rem;border:1px solid var(--line);padding:4px 8px;border-radius:4px;color:var(--muted)}
.timeline{border-top:1px solid var(--line)}.timeline-item{display:grid;grid-template-columns:245px 1fr;gap:30px;border-bottom:1px solid var(--line);padding:35px 0}.timeline-date{font-size:.74rem;color:var(--accent);letter-spacing:.13em;font-weight:800;display:flex;align-items:flex-start;justify-content:space-between;padding-top:2px}.timeline-date span{color:var(--dim);font-size:.6rem}.timeline-top{display:flex;align-items:start;justify-content:space-between;gap:20px}.company{font-size:.66rem;color:var(--accent-2);letter-spacing:.13em;font-weight:800;margin-bottom:8px}.timeline-content h3{font-size:clamp(1.35rem,2vw,1.95rem);margin-bottom:15px}.timeline-content>p:not(.company){max-width:730px;color:var(--muted);font-size:.89rem;line-height:1.72}.timeline-tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:19px}.current-badge{font-size:.57rem;color:var(--accent-dark);background:var(--accent);padding:5px 8px;border-radius:4px;font-weight:900;letter-spacing:.1em}
.skills-layout{display:grid;grid-template-columns:1fr 1fr;gap:16px}.skills-panel,.stack-panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:30px}.panel-head{display:flex;align-items:start;justify-content:space-between;gap:15px;margin-bottom:28px}.panel-head h3{margin:0;font-size:1.35rem}.panel-head span{font-size:.56rem;letter-spacing:.14em;color:var(--dim);font-weight:800;text-align:right}.skill-meter{margin:22px 0}.skill-meter>div:first-child{display:flex;justify-content:space-between;font-size:.77rem;margin-bottom:8px}.skill-meter span{color:var(--accent)}.meter{height:5px;background:var(--line);border-radius:10px;overflow:hidden}.meter i{display:block;height:100%;width:var(--level);background:linear-gradient(90deg,var(--accent),var(--accent-2));border-radius:10px;transform-origin:left;animation:fill 1.2s ease-out both}@keyframes fill{from{transform:scaleX(0)}to{transform:scaleX(1)}}.meter-note{font-size:.65rem;color:var(--dim);margin:25px 0 0}.stack-groups>div{padding:14px 0;border-top:1px solid var(--line)}.stack-groups h4{font-size:.72rem;text-transform:uppercase;letter-spacing:.1em;color:var(--accent);margin-bottom:3px}.stack-groups p{color:var(--muted);font-size:.81rem;margin:0}.education-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:16px}.info-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:27px;min-height:190px;display:flex;flex-direction:column}.info-card h3{font-size:1.18rem;margin:19px 0 6px}.info-card p{font-size:.78rem;color:var(--muted);margin-bottom:15px}.info-card strong{font-size:.7rem;color:var(--accent-2);margin-top:auto}.certifications{display:grid;grid-template-columns:.7fr 1.3fr;gap:55px;margin-top:70px;padding-top:45px;border-top:1px solid var(--line)}.cert-intro h3{font-size:2rem;margin-bottom:10px}.cert-intro>p:last-child{color:var(--muted);font-size:.84rem}.cert-list details{border-bottom:1px solid var(--line)}.cert-list details:first-child{border-top:1px solid var(--line)}.cert-list summary{display:flex;align-items:center;justify-content:space-between;gap:20px;cursor:pointer;padding:20px 0;font-size:.85rem;font-weight:700;list-style:none}.cert-list summary::-webkit-details-marker{display:none}.cert-list summary span{color:var(--accent);font-size:1.3rem;font-weight:400;transition:transform .2s}.cert-list details[open] summary span{transform:rotate(45deg)}.cert-list ul{padding:0 0 20px 18px;margin:0;color:var(--muted);font-size:.79rem}
.calc-shell{display:grid;grid-template-columns:320px 1fr;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;min-height:500px;background:var(--surface)}.calc-sidebar{display:flex;flex-direction:column;background:var(--bg-alt);border-right:1px solid var(--line)}.calc-sidebar-top{padding:25px 24px 18px;color:var(--dim);font-size:.6rem;font-weight:800;letter-spacing:.12em}.tiny-square{display:inline-block;background:var(--accent);width:7px;height:7px;margin-right:7px}.calc-tabs{display:flex;flex-direction:column;padding:0 10px}.calc-tab{display:flex;align-items:center;gap:14px;width:100%;padding:17px 14px;border:0;border-left:2px solid transparent;color:var(--muted);text-align:left;background:transparent;font-size:.81rem;font-weight:700;transition:background .2s,color .2s}.calc-tab:hover{color:var(--text);background:var(--surface)}.calc-tab.is-active{border-left-color:var(--accent);color:var(--text);background:var(--surface)}.calc-tab span{color:var(--accent);font-size:.6rem}.calc-tab b{margin-left:auto;color:var(--dim);font-weight:400}.calc-note{display:flex;gap:10px;align-items:start;border-top:1px solid var(--line);margin-top:auto;padding:19px 23px}.calc-note span{color:var(--accent)}.calc-note p{font-size:.68rem;color:var(--dim);line-height:1.5;margin:0}.calc-content{padding:clamp(25px,4vw,55px)}.calc-panel[hidden]{display:none}.calc-head{max-width:650px}.calc-head h3{font-size:clamp(1.8rem,3vw,2.8rem);margin:10px 0}.calc-head p{color:var(--muted);font-size:.88rem}.calc-form{margin-top:27px}.field-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px}.field-grid label{display:block;font-size:.73rem;font-weight:750;color:var(--text)}.field-grid label span{float:right;color:var(--dim);font-size:.65rem;font-weight:500}.field-grid input,.field-grid select{display:block;width:100%;margin-top:8px;background:var(--bg);border:1px solid var(--line);border-radius:7px;color:var(--text);height:44px;padding:0 13px;outline:0;transition:border-color .2s}.field-grid input:focus,.field-grid select:focus{border-color:var(--accent)}.field-grid input[aria-invalid="true"]{border-color:#eb6c65}.calc-submit{margin-top:20px;width:100%}.formula{border-top:1px solid var(--line);margin-top:31px;padding-top:18px;color:var(--accent-2);font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:.83rem}.formula-sep{color:var(--dim);margin:0 8px}.calc-result{margin-top:20px;padding:23px 25px;border:1px solid var(--line);border-radius:9px;background:var(--bg-alt)}.calc-result>span{display:block;color:var(--dim);font-size:.58rem;letter-spacing:.18em;font-weight:800}.calc-result strong{display:block;color:var(--accent);font-size:clamp(1.8rem,3.5vw,3rem);line-height:1.1;letter-spacing:-.04em;margin:8px 0}.calc-result p{color:var(--muted);font-size:.75rem;margin:0}.calc-result.is-error{border-color:#eb6c65}.calc-result.is-error strong{color:#eb6c65;font-size:1rem;letter-spacing:0}
.contact-section{background:linear-gradient(135deg,var(--bg-alt),var(--surface));border-top:1px solid var(--line)}.contact-grid{display:grid;grid-template-columns:1fr .75fr;align-items:center;gap:10%}.contact-grid h2{margin-bottom:22px}.contact-grid>div>p:not(.kicker){color:var(--muted);max-width:470px}.contact-grid .button{margin-top:23px}.contact-details>a,.contact-details>div{display:grid;grid-template-columns:1fr auto;gap:4px 15px;padding:25px 0;border-bottom:1px solid var(--line)}.contact-details>a:first-child{border-top:1px solid var(--line)}.contact-details span{grid-column:1;color:var(--accent);font-size:.6rem;letter-spacing:.15em;font-weight:800}.contact-details strong{grid-column:1;font-size:clamp(.85rem,1.4vw,1.08rem);overflow-wrap:anywhere}.contact-details b{grid-column:2;grid-row:1/span 2;align-self:center;font-size:1.25rem;color:var(--accent);font-weight:400}.contact-details a:hover strong{color:var(--accent)}.site-footer{border-top:1px solid var(--line);background:var(--bg-alt)}.site-footer .shell{display:flex;justify-content:space-between;gap:20px;align-items:center;min-height:88px;font-size:.68rem;color:var(--dim)}.site-footer strong{color:var(--accent);font-size:1rem;margin-right:8px}.site-footer a{color:var(--text)}.site-footer a:hover{color:var(--accent)}
.reveal{opacity:0;transform:translateY(22px);transition:opacity .65s ease,transform .65s ease}.reveal.is-visible{opacity:1;transform:none}
@media(max-width:1100px){.nav-links{gap:14px}.nav-links>a{font-size:.7rem}.hero{gap:10px}.hero-card-top{right:0}.area-grid{grid-template-columns:repeat(2,1fr)}.area-card{min-height:310px}.timeline-item{grid-template-columns:185px 1fr}.calc-shell{grid-template-columns:270px 1fr}}
@media(max-width:760px){.shell{width:min(calc(100% - 36px),var(--max))}.nav{min-height:66px}.menu-toggle{display:block;margin-left:auto}.nav-links{display:none;position:absolute;left:0;right:0;top:65px;padding:18px;background:var(--bg);border-bottom:1px solid var(--line);box-shadow:var(--shadow);flex-direction:column;align-items:stretch;gap:0}.nav-links.is-open{display:flex}.nav-links>a{font-size:.9rem;padding:11px 9px}.nav-links .nav-contact{margin-top:7px}.hero{grid-template-columns:1fr;gap:45px;min-height:0;padding-top:70px}.hero h1{font-size:clamp(3.05rem,10vw,4.9rem)}.hero-facts{margin-top:43px;gap:20px;flex-wrap:wrap}.hero-visual{height:470px}.portrait-frame{height:390px}.row-heading,.profile-grid,.skills-layout,.certifications,.contact-grid{display:grid;grid-template-columns:1fr;gap:28px}.row-heading>p{max-width:620px}.education-grid{grid-template-columns:1fr 1fr}.calc-shell{grid-template-columns:1fr}.calc-sidebar{border-right:0;border-bottom:1px solid var(--line)}.calc-sidebar-top{padding:18px 18px 10px}.calc-tabs{display:flex;flex-direction:row;overflow-x:auto;padding:0 10px 10px;scrollbar-width:thin}.calc-tab{white-space:nowrap;min-width:max-content;padding:12px;border-left:0;border-bottom:2px solid transparent}.calc-tab.is-active{border-bottom-color:var(--accent)}.calc-tab b,.calc-note{display:none}.calc-content{padding:28px}.timeline-item{grid-template-columns:120px 1fr;gap:20px}.site-footer .shell{flex-wrap:wrap;padding-block:20px}}
@media(max-width:520px){h2{font-size:clamp(2.45rem,12vw,3.5rem)}.section-pad{padding-block:75px}.eyebrow{font-size:.58rem;letter-spacing:.12em}.hero-lead{font-size:.95rem}.hero-actions .button{width:100%}.hero-visual{height:380px}.portrait-frame{height:315px;width:67%}.hero-card{padding:10px 12px}.hero-card strong{font-size:.72rem}.hero-card-top{top:4%;right:0}.hero-card-bottom{bottom:3%}.diagram-label{display:none}.area-grid,.education-grid,.field-grid{grid-template-columns:1fr}.area-card{min-height:275px}.area-symbol{margin:15px 0}.timeline-item{grid-template-columns:1fr;gap:11px}.timeline-date{justify-content:flex-start;gap:18px}.timeline-content h3{font-size:1.45rem}.skills-panel,.stack-panel{padding:23px}.panel-head{display:block}.panel-head span{display:block;text-align:left;margin-top:7px}.info-card{min-height:160px}.calc-content{padding:20px}.calc-head h3{font-size:1.85rem}.contact-details strong{font-size:.84rem}.site-footer .shell{display:grid;gap:5px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.marquee-band div,.meter i{animation:none}.reveal{opacity:1;transform:none;transition:none}.button,.area-card,.calc-tab{transition:none}}

/* Visual engineering studio */
.lab-overview{display:grid;grid-template-columns:74px 1fr auto;align-items:center;gap:25px;padding:26px 30px;border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(115deg,var(--surface),var(--bg-alt));margin-bottom:22px;position:relative;overflow:hidden}
.lab-overview:after{content:"";position:absolute;width:330px;height:330px;border:1px solid var(--line);border-radius:50%;right:-75px;top:-190px;opacity:.5;pointer-events:none}.lab-overview-icon{width:65px;height:65px;border:1px solid var(--accent-2);border-radius:50%;display:grid;place-items:center;color:var(--accent-2);font-size:2.3rem;box-shadow:inset 0 0 0 8px color-mix(in srgb,var(--accent-2) 10%,transparent)}.lab-overline,.lab-step{display:block;color:var(--accent);font-size:.59rem;letter-spacing:.16em;font-weight:850}.lab-overview h3{font-size:1.35rem;margin:6px 0 3px}.lab-overview p{font-size:.79rem;color:var(--muted);margin:0;max-width:760px}.lab-overview-code{align-self:start;color:var(--dim);font:700 .62rem ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:.15em}
.lab-workspace{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--surface);margin-bottom:24px;box-shadow:var(--shadow)}.lab-workspace-top{min-height:84px;display:flex;justify-content:space-between;align-items:center;gap:20px;padding:18px 28px;border-bottom:1px solid var(--line);background:var(--bg-alt)}.lab-workspace-top h3{margin:5px 0 0;font-size:1.5rem}.lab-live{display:flex;align-items:center;gap:8px;color:var(--dim);font-size:.57rem;letter-spacing:.12em;font-weight:800;white-space:nowrap}.lab-live span{width:7px;height:7px;border-radius:50%;background:var(--accent-2);box-shadow:0 0 0 5px color-mix(in srgb,var(--accent-2) 12%,transparent)}.lab-workspace-body{display:grid;grid-template-columns:minmax(270px,340px) minmax(0,1fr)}.lab-controls{background:var(--bg-alt);border-right:1px solid var(--line);padding:26px 23px;min-width:0}.lab-fieldset{padding:0 0 21px;margin:0 0 21px;border:0;border-bottom:1px solid var(--line);min-width:0}.lab-fieldset legend{width:100%;font-weight:800;font-size:.8rem;margin-bottom:18px;padding:0;letter-spacing:.02em}.lab-fieldset legend span{display:inline-grid;place-items:center;width:26px;height:26px;margin-right:7px;border:1px solid var(--accent);border-radius:6px;color:var(--accent);font-size:.57rem}.lab-fields{display:grid;grid-template-columns:1fr;gap:12px;margin:0 0 12px}.lab-fields.two{grid-template-columns:repeat(2,minmax(0,1fr))}.lab-fields label{font-size:.68rem;font-weight:750;color:var(--text);min-width:0}.lab-fields label small{float:right;color:var(--dim);font-size:.57rem;font-weight:500}.lab-fields input,.lab-fields select{display:block;width:100%;margin-top:5px;min-width:0;height:40px;border:1px solid var(--line);border-radius:7px;background:var(--surface);color:var(--text);padding:0 10px;outline:0;font-size:.76rem}.lab-fields input:focus,.lab-fields select:focus{border-color:var(--accent)}.lab-fields input[aria-invalid=true]{border-color:#ec796d}.lab-fields [hidden]{display:none}.lab-check{display:flex;gap:8px;align-items:flex-start;color:var(--muted);font-size:.69rem;line-height:1.4;margin:10px 0 0;cursor:pointer}.lab-check input{accent-color:var(--accent);margin:3px 0 0}.field-hint{font-size:.62rem;color:var(--dim);line-height:1.5;margin:3px 0 10px}.lab-advanced{border-bottom:1px solid var(--line);padding-bottom:17px}.lab-advanced summary{list-style:none;display:flex;justify-content:space-between;cursor:pointer;font-size:.73rem;font-weight:750}.lab-advanced summary::-webkit-details-marker{display:none}.lab-advanced summary span{font-size:1.1rem;color:var(--accent);font-weight:400;transition:transform .2s}.lab-advanced[open] summary span{transform:rotate(45deg)}.lab-advanced .lab-fields{margin-top:16px}.lab-form-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:20px}.lab-form-actions .button{min-height:39px;padding:9px 11px;font-size:.66rem;gap:7px;flex:1}.lab-results{padding:25px;min-width:0}.lab-status{display:flex;align-items:center;gap:10px;padding:11px 15px;margin-bottom:17px;border:1px solid color-mix(in srgb,var(--accent-2) 50%,var(--line));border-radius:8px;background:color-mix(in srgb,var(--accent-2) 8%,var(--surface));font-size:.7rem}.lab-status .status-dot{width:8px;height:8px;border-radius:50%;background:var(--accent-2);box-shadow:0 0 0 4px color-mix(in srgb,var(--accent-2) 16%,transparent)}.lab-status strong{color:var(--text)}.lab-status small{margin-left:auto;color:var(--dim);font-size:.62rem}.lab-status.is-attention{border-color:var(--accent)}.lab-status.is-attention .status-dot{background:var(--accent)}.lab-status.is-failure{border-color:#e96f65}.lab-status.is-failure .status-dot{background:#e96f65}.lab-status.is-error{border-color:#e96f65}.lab-status.is-error .status-dot{background:#e96f65}
.shaft-visual,.bearing-hero{border:1px solid var(--line);background:radial-gradient(circle at 65% 45%,color-mix(in srgb,var(--accent-2) 8%,transparent),transparent 60%),var(--bg-alt);border-radius:12px;overflow:hidden}.shaft-visual-top{display:flex;align-items:start;justify-content:space-between;gap:15px;padding:20px 23px 0}.shaft-visual-top h4,.lab-card-head h4{font-size:1.05rem;letter-spacing:-.02em;margin:4px 0 0}.visual-caption{max-width:140px;text-align:right;font-size:.49rem;letter-spacing:.1em;color:var(--dim);line-height:1.5}.shaft-svg{display:block;width:100%;height:auto;max-height:270px;padding:0 16px}.drawing-axis{stroke:var(--line);stroke-width:1;stroke-dasharray:6 6}.bearing-ring{fill:none;stroke:var(--accent-2);stroke-width:13;opacity:.45}.bearing-core{fill:color-mix(in srgb,var(--accent-2) 10%,transparent);stroke:var(--accent-2);stroke-width:2}.shaft-body{stroke:#b5c9ca;stroke-width:1}.shaft-ellipse-left,.shaft-ellipse-right,.shaft-ellipse-face{stroke:#b4c9cd;stroke-width:1}.dimension-line{stroke:var(--accent);stroke-width:1.5;color:var(--accent)}.drawing-label{fill:var(--accent);font:800 13px ui-monospace,SFMono-Regular,Consolas,monospace}.drawing-label-small{fill:var(--dim);font:800 10px ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:2px}.rotation-arc{fill:none;stroke:var(--accent);stroke-width:2;stroke-dasharray:4 4}.shaft-drawing-footer{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;border-top:1px solid var(--line);padding:13px 20px;font-size:.55rem;color:var(--dim);letter-spacing:.07em}.shaft-drawing-footer span{display:flex;align-items:center;gap:6px}.shaft-drawing-footer strong{color:var(--text);letter-spacing:0}.shaft-drawing-footer i{width:6px;height:6px;background:var(--accent);border-radius:50%}.shaft-drawing-footer span:nth-child(2) i{background:var(--accent-2)}.shaft-drawing-footer span:nth-child(3) i{background:var(--dim)}
.lab-kpis{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin:12px 0}.lab-kpi{border:1px solid var(--line);border-radius:9px;padding:15px 13px;background:var(--bg-alt);min-width:0}.lab-kpi.primary{border-color:var(--accent);background:color-mix(in srgb,var(--accent) 7%,var(--bg-alt))}.lab-kpi>span{display:block;color:var(--dim);font-size:.54rem;letter-spacing:.1em;font-weight:800;line-height:1.35}.lab-kpi strong{display:block;font-size:clamp(1.1rem,1.7vw,1.7rem);letter-spacing:-.05em;color:var(--text);margin:8px 0 3px;line-height:1;white-space:nowrap}.lab-kpi.primary strong{color:var(--accent)}.lab-kpi small{color:var(--muted);font-size:.58rem;line-height:1.3;display:block}.lab-analysis-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:12px;margin-top:12px}.lab-chart-card{border:1px solid var(--line);border-radius:10px;background:var(--bg-alt);padding:19px;min-width:0}.lab-card-head{display:flex;justify-content:space-between;gap:12px;align-items:start;margin-bottom:15px}.lab-card-head>span{color:var(--dim);font-size:.58rem}.criterion-bars{display:grid;gap:17px;padding-top:8px}.criterion-row-top{display:flex;justify-content:space-between;gap:10px;font-size:.69rem;margin-bottom:5px}.criterion-row-top strong{color:var(--text)}.criterion-row-top span{color:var(--accent)}.criterion-track,.material-track,.film-track{height:9px;border-radius:10px;background:var(--line);overflow:hidden}.criterion-track i,.material-track i,.film-track i{display:block;height:100%;border-radius:10px;background:var(--accent-2);transition:width .35s}.criterion-row.is-governing .criterion-track i{background:var(--accent)}.criterion-row small{display:block;color:var(--dim);font-size:.56rem;margin-top:4px}.chart-foot{font-size:.58rem;color:var(--dim);line-height:1.55;margin:15px 0 0}.capacity-visual{position:relative;width:145px;height:145px;margin:0 auto 15px}.capacity-visual svg{width:100%;height:100%;transform:rotate(-90deg)}.gauge-track,.gauge-fill{fill:none;stroke-width:9}.gauge-track{stroke:var(--line)}.gauge-fill{stroke:var(--accent);stroke-linecap:round;stroke-dasharray:345.58;stroke-dashoffset:345.58;transition:stroke-dashoffset .35s}.capacity-visual>div{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;flex-direction:column;text-align:center}.capacity-visual strong{font-size:1.45rem;line-height:1.1}.capacity-visual span{font-size:.53rem;color:var(--dim);max-width:70px;line-height:1.3}.capacity-meta{display:flex;justify-content:space-around;border-top:1px solid var(--line);padding-top:11px;gap:10px}.capacity-meta span{font-size:.56rem;color:var(--dim);line-height:1.4}.capacity-meta strong{color:var(--text);font-size:.78rem}.wide-chart,.materials-card{margin-top:12px}.wide-chart svg{display:block;width:100%;height:auto;max-height:260px}.chart-gridline{stroke:var(--line);stroke-width:1;stroke-dasharray:4 4}.chart-axis{stroke:var(--dim);stroke-width:1}.chart-label{fill:var(--dim);font:10px ui-monospace,SFMono-Regular,Consolas,monospace}.chart-curve{fill:none;stroke:var(--accent-2);stroke-width:3;stroke-linejoin:round}.chart-area{fill:color-mix(in srgb,var(--accent-2) 10%,transparent)}.chart-point{fill:var(--accent);stroke:var(--surface);stroke-width:4}.chart-guide{stroke:var(--accent);stroke-dasharray:4 4;opacity:.7}.chart-legend{fill:var(--accent);font:700 10px ui-monospace,SFMono-Regular,Consolas,monospace}.material-comparison{display:grid;gap:13px}.material-row{display:grid;grid-template-columns:100px 1fr 68px;align-items:center;gap:11px;font-size:.68rem}.material-row strong{color:var(--text)}.material-row.selected strong{color:var(--accent)}.material-row>span{text-align:right;color:var(--muted)}.material-row.selected .material-track i{background:var(--accent)}.lab-memory{border:1px solid var(--line);border-radius:9px;margin-top:12px;overflow:hidden;background:var(--bg-alt)}.lab-memory summary{display:flex;justify-content:space-between;list-style:none;padding:17px 20px;font-size:.74rem;font-weight:800;cursor:pointer}.lab-memory summary::-webkit-details-marker{display:none}.lab-memory summary span{font-size:1.15rem;font-weight:400;color:var(--accent)}.lab-memory[open] summary span{transform:rotate(45deg)}#shaft-trace{padding:0 20px 20px;display:grid;gap:8px}.trace-row{display:grid;grid-template-columns:30px 1fr;gap:9px;border-top:1px solid var(--line);padding-top:10px}.trace-row>span{font-size:.57rem;color:var(--accent);font-weight:800}.trace-row strong{font-size:.69rem;display:block}.trace-row p{font-size:.64rem;color:var(--muted);margin:3px 0 0;line-height:1.5}.lab-messages{display:grid;gap:7px;margin-top:12px}.lab-message{font-size:.66rem;line-height:1.45;color:var(--muted);padding:9px 11px;border-left:2px solid var(--accent-2);background:var(--bg-alt)}.lab-message.warning{border-color:var(--accent)}.lab-message.error{border-color:#e96f65;color:#e96f65}
.bearing-workspace{margin-top:32px}.bearing-hero{display:grid;grid-template-columns:1fr 280px;align-items:center;min-height:240px}.bearing-hero-copy{padding:25px}.bearing-hero h4{font-size:1.35rem;margin:9px 0}.bearing-hero p{font-size:.74rem;color:var(--muted)}.bearing-hero svg{width:100%;height:auto}.bearing-outer{fill:var(--surface-2);stroke:var(--accent-2);stroke-width:10}.bearing-oil{fill:url(#oil-gradient);opacity:.95}.bearing-rotor{fill:#718f9a;stroke:#c6dcdf;stroke-width:3;transition:transform .35s}.bearing-center{fill:var(--accent)}.bearing-ecc-line{stroke:var(--accent);stroke-width:2;stroke-dasharray:3 3}.bearing-load-arrow{stroke:var(--accent);stroke-width:2;fill:none;color:var(--accent)}.bearing-legend{display:flex;gap:13px;flex-wrap:wrap}.bearing-legend span{font-size:.6rem;color:var(--dim);display:flex;align-items:center;gap:5px}.bearing-legend i{display:inline-block;width:8px;height:8px;border-radius:50%}.legend-bearing{background:var(--accent-2)}.legend-shaft{background:#718f9a}.legend-film{background:var(--accent)}.film-chart{display:grid;gap:12px}.film-row{display:grid;grid-template-columns:55px 1fr 70px;align-items:center;gap:9px;font-size:.64rem}.film-row strong{text-align:right;font-size:.68rem}.film-track i{background:var(--accent-2)}.film-row.critical .film-track i{background:var(--accent)}.film-limit{margin-top:8px;border-top:1px solid var(--line);padding-top:8px;color:var(--dim);font-size:.61rem}.bearing-metrics{display:grid;grid-template-columns:1fr 1fr;gap:9px}.bearing-metric{padding:10px;border:1px solid var(--line);border-radius:7px}.bearing-metric span{display:block;color:var(--dim);font-size:.57rem}.bearing-metric strong{display:block;color:var(--text);font-size:.86rem;margin-top:3px}.quick-heading{display:flex;justify-content:space-between;align-items:end;gap:35px;margin:100px 0 32px}.quick-heading h3{font-size:clamp(2rem,3.3vw,3.4rem);margin:0}.quick-heading>p{font-size:.84rem;color:var(--muted);max-width:330px;margin:0 0 5px}
@media(max-width:1100px){.lab-workspace-body{grid-template-columns:300px minmax(0,1fr)}.lab-controls{padding:21px 16px}.lab-results{padding:18px}.lab-kpi strong{font-size:1.15rem}.bearing-hero{grid-template-columns:1fr 220px}}
@media(max-width:860px){.lab-workspace-body{grid-template-columns:1fr}.lab-controls{border-right:0;border-bottom:1px solid var(--line)}.lab-controls form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 20px}.lab-fieldset{min-width:0}.lab-advanced,.lab-form-actions{grid-column:1/-1}.lab-kpi strong{font-size:1.4rem}}
@media(max-width:630px){.lab-overview{grid-template-columns:50px 1fr;gap:13px;padding:20px}.lab-overview-icon{width:48px;height:48px;font-size:1.7rem}.lab-overview-code{display:none}.lab-workspace-top{padding:15px 18px}.lab-workspace-top h3{font-size:1.3rem}.lab-live{font-size:.46rem}.lab-controls form{display:block}.lab-results{padding:14px}.lab-status{flex-wrap:wrap}.lab-status small{width:100%;margin-left:18px}.lab-kpis{grid-template-columns:repeat(2,minmax(0,1fr))}.lab-analysis-grid{grid-template-columns:1fr}.bearing-hero{grid-template-columns:1fr}.bearing-hero svg{max-width:265px;margin:-15px auto 0}.quick-heading{display:block;margin-top:75px}.quick-heading>p{margin-top:15px}.visual-caption{display:none}.shaft-drawing-footer{display:grid;grid-template-columns:1fr 1fr}.shaft-drawing-footer span:nth-child(3){grid-column:1/-1}}
@media(max-width:390px){.lab-fields.two{grid-template-columns:1fr}.lab-kpi strong{font-size:1.12rem}.material-row{grid-template-columns:75px 1fr 52px;gap:6px}.bearing-metrics{grid-template-columns:1fr 1fr}}
.oil-comparison{display:grid;gap:9px}.oil-row{display:grid;grid-template-columns:55px 1fr 70px;align-items:center;gap:9px;padding:9px;border:1px solid var(--line);border-radius:7px;font-size:.64rem}.oil-row.selected{border-color:var(--accent)}.oil-row>strong{color:var(--accent)}.oil-row small{display:block;color:var(--dim);font-size:.55rem;margin-top:1px}.oil-row .oil-bar{height:6px;border-radius:6px;background:var(--line);overflow:hidden}.oil-row .oil-bar i{display:block;height:100%;background:var(--accent-2);border-radius:6px}.oil-row.selected .oil-bar i{background:var(--accent)}.oil-row>span:last-child{text-align:right;font-weight:750}.oil-row>span:last-child small{font-weight:400}#bearing-temperature-chart{display:block;width:100%;height:auto;max-height:200px}
[hidden]{display:none!important}
.lab-scope{display:grid;grid-template-columns:155px 1fr;gap:22px;align-items:start;padding:21px 23px;background:var(--bg-alt);border:1px solid var(--line);border-left:3px solid var(--accent);border-radius:9px;margin:30px 0}.lab-scope span{font-size:.58rem;letter-spacing:.13em;color:var(--accent);font-weight:850}.lab-scope p{color:var(--muted);font-size:.73rem;line-height:1.6;margin:0}@media(max-width:630px){.lab-scope{grid-template-columns:1fr;gap:7px}}

/* 2026 visual system: a mobile-first engineering portfolio. */
:root {
  --bg: #071a1e;
  --bg-alt: #0a2327;
  --surface: #103037;
  --surface-2: #183e44;
  --text: #edf8f6;
  --muted: #afc8c7;
  --dim: #7f9d9c;
  --line: #2b5256;
  --accent: #80e4c8;
  --accent-2: #d4f46b;
  --accent-dark: #092520;
  --hero-bg: #082b30;
  --hero-text: #f7fffb;
  --hero-muted: #b8d5d4;
  --shadow: 0 24px 72px rgba(0, 8, 12, .23);
  --radius: 22px;
  --max: 1260px;
}
html[data-theme="light"] {
  --bg: #f4f7f4;
  --bg-alt: #e9f0ed;
  --surface: #fff;
  --surface-2: #f0f6f2;
  --text: #102e31;
  --muted: #4c686b;
  --dim: #688287;
  --line: #d4e2de;
  --accent: #087f70;
  --accent-2: #b7d751;
  --accent-dark: #fff;
  --hero-bg: #082b30;
  --hero-text: #f7fffb;
  --hero-muted: #b8d5d4;
  --shadow: 0 24px 72px rgba(10, 47, 48, .08);
}
html { scroll-padding-top: 92px; }
body { background: var(--bg); color: var(--text); font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; letter-spacing: -.012em; }
body::before { content: ""; position: fixed; z-index: -1; inset: 0; pointer-events: none; background-image: linear-gradient(color-mix(in srgb, var(--line) 21%, transparent) 1px, transparent 1px), linear-gradient(90deg, color-mix(in srgb, var(--line) 21%, transparent) 1px, transparent 1px); background-size: 48px 48px; opacity: .21; }
.reveal { opacity: 1; transform: none; }
.js-ready .reveal { opacity: 0; transform: translateY(22px); }
.js-ready .reveal.is-visible { opacity: 1; transform: none; }
h1, h2, h3, h4 { text-wrap: balance; }
h1, h2, h3 { letter-spacing: -.065em; }
em { color: var(--accent); }
p { text-wrap: pretty; }
.shell { width: min(calc(100% - 56px), var(--max)); }
.section-pad { padding-block: clamp(92px, 10vw, 150px); }
.section-alt { background: color-mix(in srgb, var(--bg-alt) 94%, transparent); }
.site-header { background: color-mix(in srgb, var(--bg) 86%, transparent); border-color: color-mix(in srgb, var(--line) 84%, transparent); }
.nav { min-height: 78px; }
.brand-mark { font-size: 1.95rem; letter-spacing: -.12em; }
.brand-caption { color: var(--muted); letter-spacing: .14em; }
.nav-links { gap: clamp(17px, 2vw, 30px); }
.nav-links>a { font-size: .75rem; font-weight: 730; letter-spacing: .015em; }
.nav-links .nav-contact { background: var(--text); color: var(--bg); border-color: var(--text); border-radius: 99px; padding: 10px 18px; }
.nav-links .nav-contact:hover { color: var(--bg); background: var(--accent); border-color: var(--accent); }
.nav-contact span { color: inherit; }
.theme-toggle, .menu-toggle { border-radius: 50%; width: 46px; height: 46px; }
.theme-toggle { font-size: 1.35rem; }
.top-progress { height: 3px; background: var(--accent-2); }
.button { border-radius: 99px; padding: 15px 22px; font-size: .79rem; min-height: 50px; letter-spacing: .01em; }
.button-primary { background: var(--accent-2); color: #0f2418; border-color: var(--accent-2); }
.button-primary:hover { background: #e2ff88; border-color: #e2ff88; }
.button-ghost { border-color: var(--line); }
.button-ghost:hover { color: var(--accent); }
.text-link { color: var(--accent); border-color: var(--accent); }
.kicker { font-size: .68rem; color: var(--accent); letter-spacing: .17em; }
.section-heading { margin-bottom: clamp(35px, 5vw, 64px); }
.section-heading h2 { font-size: clamp(3.15rem, 5.4vw, 6rem); line-height: .98; }
.section-heading .kicker { display: flex; align-items: center; gap: 12px; }
.section-heading .kicker::before { content: ""; width: 26px; height: 1px; background: var(--accent); }
.row-heading>p { font-size: .95rem; line-height: 1.65; }

/* Opening statement */
.hero { width: min(calc(100% - 40px), 1400px); position: relative; overflow: hidden; isolation: isolate; margin-top: 20px; min-height: 680px; padding: clamp(58px, 6vw, 100px); border-radius: 32px; background: radial-gradient(circle at 82% 34%, rgba(36, 115, 117, .6), transparent 36%), radial-gradient(circle at 15% 80%, rgba(19, 82, 78, .42), transparent 45%), var(--hero-bg); color: var(--hero-text); border: 1px solid rgba(175, 246, 227, .12); box-shadow: 0 28px 86px rgba(2, 19, 23, .18); grid-template-columns: minmax(0, 1.08fr) minmax(360px, .92fr); gap: 25px; }
.hero::before { content: ""; z-index: -1; position: absolute; inset: 0; background-image: linear-gradient(rgba(170, 244, 225, .05) 1px, transparent 1px), linear-gradient(90deg, rgba(170, 244, 225, .05) 1px, transparent 1px); background-size: 52px 52px; mask-image: linear-gradient(90deg, transparent 0%, #000 90%); }
.hero::after { content: "VG / 01"; position: absolute; right: 40px; bottom: 21px; font: 700 .65rem ui-monospace, SFMono-Regular, Consolas, monospace; letter-spacing: .24em; color: rgba(208, 249, 226, .45); }
.hero-copy { position: relative; z-index: 2; }
.eyebrow { color: var(--accent-2); font-size: .67rem; line-height: 1.4; letter-spacing: .15em; }
.signal { background: var(--accent-2); box-shadow: 0 0 0 5px rgba(212, 244, 107, .14); }
.hero h1 { margin: 28px 0 28px; max-width: 780px; font-size: clamp(3.75rem, 6vw, 6.55rem); line-height: .99; }
.hero h1 em { color: var(--accent-2); }
.hero-lead { max-width: 600px; color: var(--hero-muted); font-size: clamp(.98rem, 1.25vw, 1.1rem); line-height: 1.76; }
.hero-lead strong { color: var(--hero-text); }
.hero-actions { margin-top: 35px; }
.hero-actions .button-ghost { color: var(--hero-text); border-color: rgba(220, 251, 243, .3); }
.hero-actions .button-ghost:hover { border-color: var(--accent-2); }
.hero-facts { gap: 25px; max-width: 600px; margin-top: 55px; padding-top: 19px; border-color: rgba(220, 251, 243, .22); }
.hero-facts span { flex: 1; min-width: 0; color: rgba(213, 242, 238, .65); font-size: .58rem; }
.hero-facts strong { color: var(--hero-text); font-size: .85rem; }
.hero-visual { min-width: 0; height: 545px; }
.hero-visual:before { background: radial-gradient(circle, rgba(156, 240, 205, .19), transparent 65%); }
.orbit-one { border-color: rgba(189, 245, 218, .33); }
.orbit-two { border-color: rgba(215, 244, 107, .42); }
.orbit { animation: orbital-breathe 6s ease-in-out infinite alternate; }
@keyframes orbital-breathe { from { opacity: .55; } to { opacity: 1; } }
.portrait-frame { width: min(75%, 380px); height: 470px; border-radius: 220px 220px 150px 150px; border: 1px solid rgba(219, 249, 220, .55); background: #173b42; box-shadow: 0 25px 70px rgba(0, 8, 13, .42); }
.portrait-frame img { object-position: center 4%; }
.hero-card { border-color: rgba(204, 247, 235, .28); border-radius: 13px; background: rgba(12, 49, 53, .85); box-shadow: 0 18px 45px rgba(0, 13, 15, .25); color: var(--hero-text); }
.hero-card-top { top: 8%; right: -2%; }
.hero-card-bottom { bottom: 9%; left: -2%; }
.mini-label, .card-code, .hero-card strong span { color: var(--accent-2); }
.mini-line { background: var(--accent-2); }

.capability-strip { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; margin-top: 18px; border: 1px solid var(--line); border-radius: 18px; background: var(--surface); box-shadow: var(--shadow); overflow: hidden; }
.capability-strip>div { display: grid; gap: 2px; min-width: 0; padding: 23px 25px; border-right: 1px solid var(--line); }
.capability-strip>div:last-child { border-right: 0; }
.capability-strip span { color: var(--accent); font-size: .56rem; letter-spacing: .15em; font-weight: 850; }
.capability-strip strong { font-size: 1.03rem; letter-spacing: -.03em; }
.capability-strip small { color: var(--dim); font-size: .68rem; line-height: 1.35; }

/* Portfolio sections */
.profile-grid { grid-template-columns: 1.06fr .94fr; gap: clamp(36px, 8vw, 110px); }
.profile-main .large-copy { font-size: clamp(1.38rem, 2.15vw, 1.93rem); line-height: 1.5; letter-spacing: -.035em; }
.profile-main .large-copy strong { color: var(--accent); }
.profile-main>p:not(.large-copy) { font-size: .96rem; line-height: 1.8; }
.profile-aside { position: relative; overflow: hidden; background: var(--surface); border-radius: 22px; padding: 31px; box-shadow: var(--shadow); }
.profile-aside::before { content: "04"; position: absolute; right: 25px; top: 22px; font-size: 6rem; line-height: 1; font-weight: 900; color: color-mix(in srgb, var(--accent) 7%, transparent); letter-spacing: -.09em; pointer-events: none; }
.aside-top { position: relative; z-index: 1; color: var(--dim); }
.axis-list>div { padding: 19px 0; }
.axis-list span { color: var(--accent); }
.axis-list strong { font-size: 1rem; }
.axis-list small { font-size: .73rem; }
.area-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.area-card { position: relative; min-height: 300px; padding: clamp(25px, 3vw, 40px); border-radius: 22px; background: var(--surface); overflow: hidden; box-shadow: 0 12px 35px rgba(4, 35, 35, .04); }
.area-card::before { content: ""; position: absolute; right: -70px; top: -70px; width: 230px; height: 230px; border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent); border-radius: 50%; transition: transform .35s ease; }
.area-card::after { content: ""; position: absolute; right: -30px; top: -30px; width: 150px; height: 150px; border: 1px dashed color-mix(in srgb, var(--accent) 26%, transparent); border-radius: 50%; }
.area-card:hover::before { transform: scale(1.18); }
.area-index { color: var(--accent); }
.area-symbol { display: grid; place-items: center; width: 68px; height: 68px; margin: 38px 0 22px; border: 1px solid var(--line); border-radius: 18px; background: var(--surface-2); font-size: 2.7rem; color: var(--accent); }
.area-symbol svg { width: 39px; height: 39px; }
.area-card h3 { position: relative; z-index: 1; font-size: clamp(1.55rem, 2.3vw, 2.3rem); }
.area-card p { max-width: 470px; position: relative; z-index: 1; font-size: .88rem; }
.tag-row span, .timeline-tags span { border-radius: 99px; padding: 5px 11px; }
.timeline { position: relative; border-top: 0; }
.timeline::before { content: ""; position: absolute; top: 9px; bottom: 28px; left: 232px; width: 1px; background: var(--line); }
.timeline-item { position: relative; grid-template-columns: 200px minmax(0, 1fr); gap: 65px; padding: 18px 0 20px; border: 0; }
.timeline-item::before { content: ""; position: absolute; top: 47px; left: 227px; width: 11px; height: 11px; border: 2px solid var(--accent); border-radius: 50%; background: var(--bg); box-shadow: 0 0 0 6px var(--bg); }
.timeline-date { padding-top: 26px; justify-content: flex-start; flex-direction: column; gap: 10px; font-size: .7rem; }
.timeline-date span { color: var(--dim); }
.timeline-content { background: var(--surface); border: 1px solid var(--line); border-radius: 20px; padding: clamp(25px, 3vw, 38px); box-shadow: 0 12px 32px rgba(0, 26, 29, .035); }
.timeline-content h3 { margin-bottom: 16px; }
.timeline-content>p:not(.company) { max-width: 880px; font-size: .9rem; }
.current-badge { border-radius: 99px; padding: 6px 11px; background: var(--accent-2); color: #193018; }
.skills-layout { gap: 16px; }
.skills-panel, .stack-panel, .info-card { border-radius: 20px; padding: clamp(25px, 3vw, 36px); box-shadow: 0 14px 36px rgba(5, 34, 35, .04); }
.panel-head h3 { font-size: 1.55rem; }
.skill-meter { margin: 27px 0; }
.meter { height: 8px; }
.meter i { background: linear-gradient(90deg, var(--accent), var(--accent-2)); }
.stack-groups>div { padding: 18px 0; }
.education-grid { gap: 16px; margin-top: 16px; }
.info-card { min-height: 205px; }
.info-card h3 { font-size: 1.28rem; }
.certifications { margin-top: 95px; }
.cert-intro h3 { font-size: clamp(2rem, 3vw, 3rem); }
.cert-list summary { min-height: 69px; }

/* Two connected calculation studios */
#laboratorio { width: min(calc(100% - 40px), 1400px); }
#laboratorio .section-heading { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }
.lab-overview { grid-template-columns: 76px 1fr auto; gap: 23px; padding: 32px; border-radius: 24px; background: radial-gradient(circle at 80% 15%, rgba(74, 145, 134, .4), transparent 35%), #073139; color: #f5fffa; border-color: rgba(177, 242, 227, .18); box-shadow: 0 28px 60px rgba(1, 27, 31, .19); }
.lab-overview h3 { font-size: clamp(1.35rem, 2.3vw, 2.3rem); }
.lab-overview p { color: #b9d7d3; font-size: .84rem; }
.lab-overview-icon { border-color: #bde9b0; color: #d4f46b; }
.lab-overline { color: var(--accent); }
.lab-overview .lab-overline { color: #d4f46b; }
.lab-overview-code { color: #b9d7d3; }
.lab-workspace { overflow: visible; border-radius: 23px; box-shadow: var(--shadow); background: var(--surface); }
.lab-workspace { scroll-margin-top: 88px; }
.lab-workspace-top { border-radius: 22px 22px 0 0; min-height: 98px; background: var(--surface); padding: 20px 28px; }
.lab-workspace-top h3 { font-size: clamp(1.7rem, 2.5vw, 2.65rem); margin-top: 5px; }
.lab-step { color: var(--accent); }
.lab-live { border: 1px solid var(--line); border-radius: 99px; padding: 8px 13px; color: var(--muted); }
.lab-live span { background: var(--accent-2); box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent-2) 17%, transparent); }
.lab-workspace-body { grid-template-columns: minmax(295px, 350px) minmax(0, 1fr); }
.studio-switch, .studio-show-results { display: none; }
.lab-controls { background: var(--bg-alt); padding: 29px 24px; border-radius: 0 0 0 22px; }
.lab-fieldset { margin-bottom: 24px; padding-bottom: 24px; }
.lab-fieldset legend { margin-bottom: 22px; font-size: .86rem; }
.lab-fieldset legend span { border-radius: 8px; width: 29px; height: 29px; color: var(--accent); }
.lab-fields { gap: 14px; margin-bottom: 14px; }
.lab-fields.two { gap: 10px; }
.lab-fields label { font-size: .73rem; }
.lab-fields input, .lab-fields select { height: 47px; margin-top: 7px; padding-inline: 13px; font-size: .82rem; border-radius: 10px; background: var(--surface); }
.lab-fields input:hover, .lab-fields select:hover { border-color: var(--accent); }
.lab-check { font-size: .74rem; margin-top: 14px; }
.lab-check input { width: 17px; height: 17px; flex: none; }
.field-hint { font-size: .69rem; line-height: 1.55; }
.lab-form-actions .button { min-height: 45px; font-size: .7rem; }
.lab-results { padding: clamp(20px, 2.4vw, 34px); }
.lab-status { min-height: 48px; padding: 12px 16px; border-radius: 12px; font-size: .74rem; }
.shaft-visual, .bearing-hero { border-radius: 18px; background: radial-gradient(circle at 65% 48%, color-mix(in srgb, var(--accent) 12%, transparent), transparent 57%), var(--bg-alt); }
.shaft-visual-top { padding: 22px 24px 0; }
.shaft-visual-top h4, .lab-card-head h4 { font-size: 1.15rem; }
.shaft-svg { max-height: 290px; }
.shaft-drawing-footer { padding: 15px 22px; }
.lab-kpis { gap: 10px; margin: 13px 0; }
.lab-kpi { padding: 18px 16px; border-radius: 13px; }
.lab-kpi.primary { background: color-mix(in srgb, var(--accent) 11%, var(--surface)); }
.lab-kpi strong { font-size: clamp(1.13rem, 1.7vw, 1.78rem); }
.lab-analysis-grid { gap: 12px; }
.lab-chart-card { border-radius: 14px; padding: clamp(17px, 2vw, 25px); background: var(--surface); }
.chart-label { font-size: 14px; }
.chart-legend { font-size: 13px; }
.lab-card-head { margin-bottom: 19px; }
.criterion-row-top, .material-row { font-size: .76rem; }
.criterion-track, .material-track, .film-track { height: 10px; }
.criterion-row.is-governing .criterion-track i { background: var(--accent-2); }
.capacity-visual { width: 168px; height: 168px; }
.capacity-visual strong { font-size: 1.75rem; }
.capacity-visual span { max-width: 85px; }
.capacity-meta { padding-top: 15px; }
.lab-memory { border-radius: 13px; background: var(--surface); }
.lab-memory summary { min-height: 57px; align-items: center; }
.lab-message { border-radius: 0 7px 7px 0; font-size: .72rem; padding: 11px 13px; }
.bearing-workspace { margin-top: 38px; }
.bearing-hero h4 { font-size: clamp(1.35rem, 2vw, 2rem); }
.bearing-hero-copy { padding: 30px; }
.bearing-hero p { font-size: .82rem; }
.bearing-legend span { font-size: .66rem; }
.film-row, .oil-row { font-size: .72rem; }
.film-chart-intro, .film-chart-formula { color: var(--muted); font-size: .73rem; line-height: 1.55; }
.film-chart-intro { margin: -4px 0 17px; }
.film-chart-formula { margin: 16px 0 0; padding: 13px 15px; border-left: 2px solid var(--accent-2); background: var(--bg-alt); border-radius: 0 8px 8px 0; }
.film-chart-formula strong { color: var(--text); }
.film-chart .film-row { display: grid; grid-template-columns: minmax(0, 1fr); gap: 9px; padding: 13px 14px; border: 1px solid var(--line); border-radius: 11px; background: var(--bg-alt); }
.film-chart .film-row.critical { border-color: var(--accent); }
.film-row-heading, .film-row-detail { display: flex; align-items: baseline; justify-content: space-between; flex-wrap: wrap; gap: 4px 14px; }
.film-row-name { font-weight: 700; color: var(--text); font-size: .82rem; }
.film-row .film-row-value { color: var(--accent-2); text-align: right; font-size: .95rem; font-variant-numeric: tabular-nums; white-space: nowrap; }
.film-row.critical .film-row-value { color: var(--accent); }
.film-row-detail { color: var(--dim); font-size: .65rem; font-variant-numeric: tabular-nums; }
.film-row .film-track { width: 100%; }
.film-limit { margin-top: 3px; padding-top: 13px; line-height: 1.5; }
.bearing-metric { padding: 13px; border-radius: 9px; }
.bearing-metric strong { font-size: .95rem; }
/* Calculated engineering plots */
.engineering-chart-card { margin-top: 12px; }
.engineering-chart-context { margin: -6px 0 14px; color: var(--muted); font-size: .72rem; line-height: 1.5; font-variant-numeric: tabular-nums; }
.chart-scroll { max-width: 100%; overflow-x: auto; overflow-y: hidden; border: 1px solid var(--line); border-radius: 12px; background: var(--bg-alt); scrollbar-color: var(--line) transparent; }
.chart-scroll:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.chart-mobile-hint { display: none; }
.engineering-svg { display: block; width: 100%; height: auto; min-width: 0; overflow: visible; }
.engineering-svg .chart-label, .engineering-svg .polar-axis-label { fill: var(--dim); font: 13px ui-monospace, SFMono-Regular, Consolas, monospace; }
.engineering-svg .chart-axis-title { fill: var(--muted); font: 700 13px ui-sans-serif, system-ui, sans-serif; }
.engineering-svg .chart-gridline, .engineering-svg .polar-grid { stroke: var(--line); stroke-width: 1; fill: none; opacity: .8; }
.engineering-svg .polar-grid { opacity: .58; }
.engineering-svg .chart-value-label { fill: var(--muted); font: 700 13px ui-monospace, SFMono-Regular, Consolas, monospace; paint-order: stroke; stroke: var(--bg-alt); stroke-width: 4px; }
.engineering-svg .chart-value-label.selected, .engineering-svg .capacity-x-label.selected { fill: var(--text); font-weight: 900; }
.capacity-bar { transition: opacity .2s; }
.capacity-bar:hover { opacity: .75; }
.capacity-bar.fails { fill: #9aaba9; }
.capacity-bar.passes { fill: #8cbee8; }
.capacity-bar.selected { fill: #328de6; }
.capacity-demand { stroke: var(--text); stroke-width: 2; }
.capacity-demand-label { fill: var(--text); font: 700 13px ui-sans-serif, system-ui, sans-serif; paint-order: stroke; stroke: var(--bg-alt); stroke-width: 5px; }
.material-curve { fill: none; stroke-width: 2.5; stroke-linecap: round; stroke-linejoin: round; opacity: .8; }
.material-curve.selected { stroke-width: 4.5; opacity: 1; }
.material-curve.ineligible { stroke-dasharray: 7 5; opacity: .54; }
.material-curve.material-0 { stroke: #4e9df4; }
.material-curve.material-1 { stroke: #f18d67; }
.material-curve.material-2 { stroke: #50cda4; }
.material-curve.material-3 { stroke: #e8bf56; }
.material-curve.material-4 { stroke: #ec88b1; }
.material-curve.material-5 { stroke: #b3a1f8; }
.chart-operation-point { fill: #4e9df4; stroke: var(--bg-alt); stroke-width: 4; }
.chart-operation-label { fill: var(--text); font: 800 12px ui-sans-serif, system-ui, sans-serif; paint-order: stroke; stroke: var(--bg-alt); stroke-width: 5px; }
.material-legend, .engineering-key { display: flex; flex-wrap: wrap; gap: 9px 17px; align-items: center; margin-top: 14px; }
.material-legend-item, .engineering-key span { display: inline-flex; align-items: center; gap: 7px; color: var(--muted); font-size: .68rem; line-height: 1.4; }
.material-legend-item.selected { color: var(--text); font-weight: 750; }
.material-swatch { width: 18px; height: 3px; border-radius: 3px; display: inline-block; flex: none; }
.material-swatch.material-0 { background: #4e9df4; }
.material-swatch.material-1 { background: #f18d67; }
.material-swatch.material-2 { background: #50cda4; }
.material-swatch.material-3 { background: #e8bf56; }
.material-swatch.material-4 { background: #ec88b1; }
.material-swatch.material-5 { background: #b3a1f8; }
.engineering-key i { display: inline-block; width: 17px; height: 4px; border-radius: 4px; flex: none; }
.engineering-key .key-fails { background: #9aaba9; }
.engineering-key .key-passes { background: #8cbee8; }
.engineering-key .key-selected, .engineering-key .key-rpm-film, .engineering-key .key-polar-current { background: #328de6; }
.engineering-key .key-polar-end { background: var(--bg-alt); border: 2px solid #328de6; width: 10px; height: 10px; border-radius: 50%; }
.engineering-key .key-polar-reference { background: #8ca7aa; }
.engineering-key .key-rpm-limit { background: var(--text); }
.engineering-key .key-rpm-current { background: #328de6; width: 10px; height: 10px; border-radius: 50%; }
.bearing-engineering-grid { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 12px; margin-top: 12px; }
.bearing-engineering-grid .engineering-chart-card { margin-top: 0; min-width: 0; }
.polar-curve { fill: none; stroke: #8ca7aa; stroke-width: 2; opacity: .7; }
.polar-curve.selected { stroke: #328de6; stroke-width: 3.5; opacity: 1; }
.polar-current, .rpm-current { fill: #328de6; stroke: var(--bg-alt); stroke-width: 3; }
.polar-endpoint { fill: var(--bg-alt); stroke: #328de6; stroke-width: 2.5; }
.rpm-film-curve { fill: none; stroke: #328de6; stroke-width: 3.5; stroke-linecap: round; stroke-linejoin: round; }
.rpm-limit-curve { fill: none; stroke: var(--text); stroke-width: 2; }
.rpm-point { fill: #328de6; stroke: var(--bg-alt); stroke-width: 2; }
.lab-scope { border-radius: 13px; margin-top: 35px; }
.quick-heading { margin-top: 120px; }
.calc-shell { border-radius: 22px; box-shadow: var(--shadow); }
.calc-sidebar { background: var(--bg-alt); }
.calc-tab { min-height: 58px; border-radius: 9px; margin: 2px 0; }
.calc-tab.is-active { background: var(--surface); border-left-color: var(--accent); }
.calc-content { padding: clamp(25px, 4vw, 60px); }
.calc-head h3 { font-size: clamp(2rem, 3.2vw, 3.3rem); }
.field-grid input, .field-grid select { height: 50px; border-radius: 10px; font-size: .9rem; }
.calc-result { border-radius: 13px; background: var(--surface-2); }
.calc-result strong { color: var(--accent); }

/* Contact as a final statement */
.contact-section { position: relative; overflow: hidden; background: #082c31; color: #f5fffa; }
.contact-section::before { content: ""; position: absolute; width: 550px; height: 550px; right: -140px; top: -160px; border: 1px solid rgba(204, 249, 230, .12); border-radius: 50%; box-shadow: 0 0 0 80px rgba(204, 249, 230, .025), 0 0 0 160px rgba(204, 249, 230, .02); pointer-events: none; }
.contact-grid { position: relative; grid-template-columns: 1fr .85fr; }
.contact-grid h2 { font-size: clamp(3.4rem, 5.7vw, 6.1rem); }
.contact-grid h2 em { color: #d4f46b; }
.contact-grid>div>p:not(.kicker) { color: #b9d7d3; }
.contact-grid .button-primary { background: #d4f46b; border-color: #d4f46b; color: #152918; }
.contact-details>a, .contact-details>div { border-color: rgba(197, 240, 225, .25); }
.contact-details span { color: #d4f46b; }
.contact-details strong { color: #f5fffa; }
.contact-details b { color: #d4f46b; }
.site-footer { background: #061c20; color: #c7ded9; }
.site-footer .shell { min-height: 93px; }
.site-footer a, .site-footer strong { color: #d4f46b; }

@media (max-width: 1150px) {
  .hero { padding-inline: 48px; grid-template-columns: minmax(0, 1fr) minmax(320px, .8fr); }
  .hero h1 { font-size: clamp(3.4rem, 5.4vw, 5.6rem); }
  .hero-visual { height: 500px; }
  .portrait-frame { height: 430px; }
  .timeline::before { left: 192px; }
  .timeline-item { grid-template-columns: 160px 1fr; gap: 65px; }
  .timeline-item::before { left: 187px; }
  .lab-workspace-body { grid-template-columns: 310px minmax(0, 1fr); }
  .lab-controls { padding: 22px 18px; }
  .bearing-engineering-grid { grid-template-columns: 1fr; }
}

@media (max-width: 920px) {
  .shell { width: min(calc(100% - 36px), var(--max)); }
  .nav { min-height: 70px; }
  .menu-toggle { display: block; margin-left: auto; }
  .nav-links { display: none; position: absolute; top: 69px; left: 0; right: 0; padding: 14px 18px 20px; background: var(--surface); border-bottom: 1px solid var(--line); box-shadow: var(--shadow); flex-direction: column; align-items: stretch; gap: 0; }
  .nav-links.is-open { display: flex; }
  .nav-links>a { font-size: .95rem; padding: 13px 10px; }
  .nav-links .nav-contact { align-self: stretch; text-align: center; margin-top: 8px; }
  .hero { grid-template-columns: 1fr; min-height: 0; gap: 25px; }
  .hero h1 { max-width: 780px; }
  .hero-visual { width: min(100%, 570px); margin-inline: auto; }
  .capability-strip { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .capability-strip>div:nth-child(2) { border-right: 0; }
  .capability-strip>div:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .profile-grid { grid-template-columns: 1fr; gap: 38px; }
  .timeline::before { left: 156px; }
  .timeline-item { grid-template-columns: 126px 1fr; gap: 61px; }
  .timeline-item::before { left: 151px; }
  .lab-workspace-body { grid-template-columns: 1fr; }
  .lab-workspace[data-view="results"] .lab-controls { display: none; }
  .lab-workspace[data-view="inputs"] .lab-results { display: none; }
  .studio-switch { display: grid; grid-template-columns: 1fr 1fr; gap: 5px; padding: 6px; background: var(--bg-alt); border-bottom: 1px solid var(--line); }
  .studio-switch button { min-height: 48px; border: 0; border-radius: 9px; background: transparent; color: var(--muted); font-weight: 800; font-size: .72rem; letter-spacing: .04em; }
  .studio-switch button span { margin-left: 5px; font-size: .83rem; letter-spacing: 0; }
  .studio-switch button[aria-pressed="true"] { background: var(--surface); color: var(--accent); box-shadow: 0 5px 16px rgba(0, 0, 0, .08); }
  .lab-controls { border-right: 0; border-bottom: 0; border-radius: 0 0 22px 22px; padding: 25px; }
  .lab-controls form { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 22px; }
  .lab-fieldset { min-width: 0; }
  .lab-advanced, .lab-form-actions, .lab-controls form>.field-hint { grid-column: 1 / -1; }
  .studio-show-results { display: flex; justify-content: space-between; align-items: center; width: 100%; min-height: 53px; margin-top: 15px; padding: 13px 20px; border: 0; border-radius: 12px; background: var(--accent-2); color: #102a1d; font-size: .82rem; font-weight: 850; position: sticky; bottom: calc(12px + env(safe-area-inset-bottom)); z-index: 5; box-shadow: 0 12px 32px rgba(0, 0, 0, .22); }
  .lab-results { padding: 24px; }
}

@media (max-width: 680px) {
  .section-pad { padding-block: 82px; }
  .section-heading h2 { font-size: clamp(2.7rem, 9vw, 4.1rem); }
  .hero { width: min(calc(100% - 20px), 620px); margin-top: 10px; padding: 35px 24px 26px; border-radius: 24px; gap: 21px; }
  .hero::after { right: 24px; bottom: 14px; font-size: .55rem; }
  .eyebrow { font-size: .56rem; letter-spacing: .105em; }
  .hero h1 { margin: 23px 0; font-size: clamp(3.04rem, 11vw, 4.35rem); line-height: .99; }
  .hero-lead { font-size: .96rem; line-height: 1.67; }
  .hero-actions { margin-top: 29px; display: grid; grid-template-columns: 1fr; }
  .hero-actions .button { width: 100%; min-height: 53px; }
  .hero-facts { margin-top: 31px; gap: 12px; }
  .hero-facts span { flex: 1 1 28%; font-size: .51rem; }
  .hero-facts strong { font-size: .7rem; }
  .hero-visual { height: 370px; max-width: 410px; }
  .portrait-frame { width: 66%; height: 335px; border-radius: 150px 150px 120px 120px; }
  .hero-card-top { right: 1%; top: 4%; }
  .hero-card-bottom { left: 1%; bottom: 4%; }
  .hero-card { padding: 10px 12px; }
  .hero-card strong { font-size: .7rem; }
  .capability-strip { width: min(calc(100% - 20px), 620px); margin-top: 10px; border-radius: 17px; }
  .capability-strip>div { padding: 17px; }
  .capability-strip strong { font-size: .82rem; }
  .capability-strip small { display: none; }
  .capability-strip span { font-size: .5rem; }
  .row-heading { display: block; }
  .row-heading>p { margin-top: 18px; max-width: 520px; }
  .profile-main .large-copy { font-size: 1.32rem; }
  .profile-aside { padding: 23px; }
  .area-grid { grid-template-columns: 1fr; gap: 12px; }
  .area-card { min-height: 272px; padding: 25px; }
  .area-symbol { width: 58px; height: 58px; margin: 25px 0 17px; font-size: 2.3rem; }
  .area-card h3 { font-size: 1.75rem; }
  .timeline::before { left: 9px; top: 12px; }
  .timeline-item { display: block; padding: 5px 0 20px 32px; }
  .timeline-item::before { top: 11px; left: 4px; background: var(--bg); }
  .timeline-date { display: flex; flex-direction: row; gap: 12px; padding: 0 0 9px; font-size: .68rem; }
  .timeline-content { padding: 23px; border-radius: 16px; }
  .timeline-content h3 { font-size: 1.42rem; }
  .timeline-content>p:not(.company) { font-size: .82rem; }
  .timeline-top { gap: 10px; }
  .skills-layout, .education-grid, .certifications { grid-template-columns: 1fr; }
  .certifications { gap: 18px; margin-top: 70px; }
  .info-card { min-height: 160px; }
  #laboratorio { width: min(calc(100% - 20px), 620px); padding-block: 84px; }
  #laboratorio .section-heading { width: calc(100% - 20px); }
  .lab-overview { grid-template-columns: 53px 1fr; gap: 14px; padding: 20px; border-radius: 18px; }
  .lab-overview-icon { width: 52px; height: 52px; font-size: 1.7rem; }
  .lab-overview h3 { font-size: 1.34rem; }
  .lab-overview p { font-size: .74rem; line-height: 1.5; }
  .lab-overview-code { display: none; }
  .lab-workspace { border-radius: 18px; margin-bottom: 19px; }
  .lab-workspace-top { min-height: 78px; padding: 16px 20px; border-radius: 17px 17px 0 0; }
  .lab-workspace-top h3 { font-size: 1.5rem; }
  .lab-live { font-size: 0; padding: 9px; border-radius: 50%; }
  .lab-live span { width: 8px; height: 8px; }
  .lab-controls form { display: block; }
  .lab-controls { padding: 22px 17px; }
  .lab-fields input, .lab-fields select { height: 52px; font-size: 16px; }
  .lab-fieldset legend { font-size: .86rem; }
  .lab-results { padding: 14px; }
  .lab-status { align-items: flex-start; flex-wrap: wrap; margin-bottom: 10px; }
  .lab-status small { width: 100%; margin-left: 18px; line-height: 1.45; }
  .shaft-visual-top { padding: 17px 17px 0; }
  .shaft-visual-top h4 { font-size: 1rem; }
  .shaft-svg { padding: 0 5px; }
  .shaft-drawing-footer { padding: 11px 14px; font-size: .51rem; }
  .lab-kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; margin: 9px 0; }
  .lab-kpi { padding: 14px 12px; }
  .lab-kpi strong { font-size: clamp(1.06rem, 4.2vw, 1.4rem); white-space: normal; overflow-wrap: anywhere; }
  .lab-kpi>span { font-size: .49rem; }
  .lab-kpi small { font-size: .53rem; }
  .lab-analysis-grid { grid-template-columns: 1fr; gap: 9px; margin-top: 9px; }
  .lab-chart-card { padding: 16px; }
  .lab-card-head h4 { font-size: 1rem; }
  .engineering-chart-card .lab-card-head { flex-wrap: wrap; }
  .engineering-chart-context { font-size: .69rem; }
  .chart-scroll .engineering-svg { min-width: 620px; }
  .chart-scroll.polar-scroll .engineering-svg { min-width: 340px; }
  .chart-mobile-hint { display: block; margin: 7px 0 0; color: var(--dim); font-size: .64rem; text-align: right; }
  .wide-chart, .materials-card { margin-top: 9px; }
  .material-row { grid-template-columns: 75px 1fr 55px; gap: 8px; font-size: .63rem; }
  .bearing-hero { grid-template-columns: 1fr; }
  .bearing-hero-copy { padding: 22px 21px 0; }
  .bearing-hero svg { max-width: 270px; margin: -8px auto 0; }
  .bearing-metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .bearing-metric strong { font-size: .8rem; }
  .lab-scope { margin: 25px 0; padding: 18px; }
  .quick-heading { margin: 83px 0 25px; }
  .quick-heading h3 { font-size: 2.45rem; }
  .calc-shell { border-radius: 17px; }
  .calc-sidebar-top { padding: 15px 16px 8px; }
  .calc-tab { min-height: 45px; padding: 11px; }
  .calc-content { padding: 23px 17px; }
  .field-grid { grid-template-columns: 1fr; }
  .field-grid input, .field-grid select { height: 52px; font-size: 16px; }
  .calc-head h3 { font-size: 2rem; }
  .formula { font-size: .73rem; overflow-wrap: anywhere; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .contact-grid h2 { font-size: clamp(3rem, 10vw, 4.8rem); }
  .contact-details strong { font-size: .91rem; }
  .site-footer .shell { display: grid; gap: 7px; padding-block: 23px; }
}

@media (max-width: 410px) {
  .shell { width: calc(100% - 30px); }
  .hero h1 { font-size: 2.9rem; }
  .hero-facts span { flex-basis: 42%; }
  .hero-visual { height: 330px; }
  .portrait-frame { height: 295px; }
  .hero-card-top { right: -4px; }
  .hero-card-bottom { left: -5px; }
  .capability-strip strong { font-size: .73rem; }
  .lab-fields.two { grid-template-columns: 1fr; }
  .lab-kpi strong { font-size: 1.05rem; }
  .oil-row { grid-template-columns: 49px 1fr 64px; gap: 5px; }
}

@media (prefers-reduced-motion: reduce) {
  .orbit, .area-card, .area-card::before, .button, .gauge-fill { animation: none !important; transition-duration: .01ms !important; }
  .js-ready .reveal { opacity: 1; transform: none; }
}
@media (hover: none) {
  .area-card:hover, .button:hover { transform: none; }
}
.lab-paths{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-bottom:72px}
.lab-path{display:flex;flex-direction:column;min-width:0;min-height:310px;padding:28px;border:1px solid var(--line);border-radius:22px;background:linear-gradient(145deg,var(--surface),var(--bg-alt));box-shadow:0 18px 45px rgba(0,0,0,.08)}
.lab-path-electrical{background:radial-gradient(circle at 100% 0%,color-mix(in srgb,var(--accent-2) 16%,transparent),transparent 45%),linear-gradient(145deg,var(--surface),var(--bg-alt))}
.lab-path-top{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:24px}
.lab-path-index{font-size:.65rem;font-weight:850;letter-spacing:.16em;color:var(--accent)}
.lab-path-symbol{display:grid;place-items:center;width:48px;height:48px;flex:none;border:1px solid var(--line);border-radius:14px;color:var(--accent-2);font-size:1.9rem;line-height:1}
.lab-path h3{max-width:420px;margin:0 0 12px;font-size:clamp(1.45rem,2.4vw,2.1rem)}
.lab-path p{max-width:520px;margin:0 0 24px;color:var(--muted);font-size:.85rem;line-height:1.65}
.lab-path .button{margin-top:auto;align-self:flex-start;max-width:100%}
@media(max-width:760px){.lab-paths{grid-template-columns:1fr;gap:14px;margin-bottom:58px}.lab-path{min-height:0;padding:24px}.lab-path-top{margin-bottom:16px}.lab-path .button{width:100%}}