/*! tailwindcss v4.2.1 | MIT License | https://tailwindcss.com */
@layer theme{:root,:host{--font-sans:ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--spacing:.25rem;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.visible{visibility:visible}.relative{position:relative}.start{inset-inline-start:var(--spacing)}.table{display:table}}:root{--navy:#092c3c;--gold:#d8a642;--ink:#16303a}*{box-sizing:border-box}html{scroll-behavior:smooth}body{color:var(--ink);background:#fbfaf7;margin:0;font-family:Arial,Helvetica,sans-serif}a{color:inherit;text-decoration:none}.site-header{z-index:20;color:#fff;border-bottom:1px solid #fff3;justify-content:space-between;align-items:center;height:90px;padding:0 clamp(24px,5vw,78px);display:flex;position:absolute;top:0;left:0;right:0}.brand{align-items:center;gap:12px;display:flex}.brand-mark{width:43px;height:48px;color:var(--gold);place-items:center;font:22px Georgia,serif;display:grid;position:relative}.brand-mark:before,.brand-mark:after,.brand-mark i{content:"";border:1px solid #d8a642e6;position:absolute;inset:0;transform:rotate(30deg)}.brand-mark:after{transform:rotate(-30deg)}.brand-mark i{transform:rotate(90deg)}.brand-mark b{z-index:1;font-weight:500}.brand-copy{letter-spacing:.15em;flex-direction:column;line-height:1;display:flex}.brand-copy strong{letter-spacing:.12em;font:18px Georgia,serif}.brand-copy small{color:#d8e1e4;letter-spacing:.34em;margin-top:7px;font-size:8px}.desktop-nav{color:#e5edef;gap:34px;font-size:13px;display:flex}.desktop-nav a:hover{color:var(--gold)}.header-cta,.button{text-transform:uppercase;letter-spacing:.12em;justify-content:center;align-items:center;gap:18px;font-size:11px;font-weight:700;display:inline-flex}.header-cta{border:1px solid #ffffff8c;padding:14px 18px}.hero{color:#fff;background:linear-gradient(90deg,#041c27f5 0%,#062733d6 43%,#07283247 72%),url(/keystone-engineering-hero.png) 50%/cover no-repeat;align-items:center;height:100svh;min-height:780px;padding:120px clamp(24px,8vw,130px) 95px;display:flex;position:relative;overflow:hidden}.hero:after{content:"";pointer-events:none;background:linear-gradient(#02121a4d,#0000 30%,#02121a59);position:absolute;inset:0}.hero-content{z-index:2;max-width:850px;margin-top:35px;position:relative}.eyebrow,.section-label{text-transform:uppercase;letter-spacing:.2em;font-size:11px;font-weight:700}.eyebrow{color:#dbe6e8;align-items:center;gap:14px;display:flex}.eyebrow span{background:var(--gold);width:34px;height:1px}h1{letter-spacing:-.045em;margin:30px 0;font:400 clamp(58px,7.1vw,108px)/.94 Georgia,Times New Roman,serif}h1 em{color:var(--gold);font-weight:400}.hero-lead{color:#d6e0e2;max-width:620px;font-size:17px;line-height:1.75}.hero-actions{align-items:center;gap:34px;margin-top:40px;display:flex}.button{padding:18px 24px}.button-gold{background:var(--gold);color:#082c3c}.text-link{letter-spacing:.08em;border-bottom:1px solid #ffffff73;padding-bottom:8px;font-size:12px}.text-link span{color:var(--gold);margin-left:8px}.hero-proof{z-index:3;display:flex;position:absolute;bottom:70px;right:clamp(24px,6vw,100px)}.hero-proof div{border-left:1px solid #ffffff38;flex-direction:column;min-width:120px;padding:0 25px;display:flex}.hero-proof strong{color:var(--gold);font:32px Georgia,serif}.hero-proof span{color:#c6d3d6;text-transform:uppercase;letter-spacing:.12em;margin-top:5px;font-size:8px}.scroll-cue{z-index:3;writing-mode:vertical-rl;text-transform:uppercase;letter-spacing:.22em;color:#abc0c5;align-items:center;gap:12px;font-size:8px;display:flex;position:absolute;bottom:72px;left:34px;transform:rotate(180deg)}.scroll-cue span{background:var(--gold);width:1px;height:38px}.intro{grid-template-columns:1fr 3fr;gap:70px;max-width:1500px;margin:auto;padding:120px clamp(24px,8vw,130px);display:grid}.section-label{color:#8b6b2d;padding-top:13px}.intro h2{color:var(--navy);max-width:800px;margin:0;font:400 clamp(38px,5vw,66px)/1.05 Georgia,serif}.intro div p{color:#5a6d74;max-width:760px;font-size:17px;line-height:1.8}@media (width<=900px){.desktop-nav,.hero-proof{display:none}.header-cta{gap:0;font-size:0}.header-cta span{font-size:16px}.hero{height:auto;min-height:760px}.intro{grid-template-columns:1fr;gap:20px}.scroll-cue{display:none}}@media (width<=600px){.site-header{height:78px;padding:0 18px}.brand-mark{width:35px;height:40px}.brand-copy strong{font-size:14px}.header-cta{padding:12px}.hero{background-position:62%;min-height:720px;padding:115px 22px 70px}.hero-actions{flex-direction:column;align-items:flex-start;gap:22px}h1{font-size:52px}.intro{padding:80px 22px}}.services{background:var(--navy);color:#fff;padding:115px clamp(24px,8vw,130px) 125px}.section-head{justify-content:space-between;align-items:end;gap:50px;max-width:1400px;margin:0 auto 60px;display:flex}.section-head h2,.approach h2,.contact h2{margin:15px 0 0;font:400 clamp(40px,5.2vw,70px)/1.04 Georgia,serif}.section-head h2 em,.contact h2 em{color:var(--gold);font-weight:400}.section-head>p{color:#b8c9ce;max-width:440px;font-size:15px;line-height:1.8}.section-label.light{color:var(--gold)}.service-grid{border-top:1px solid #fff3;border-left:1px solid #fff3;grid-template-columns:repeat(3,1fr);max-width:1400px;margin:auto;display:grid}.service-card{border-bottom:1px solid #fff3;border-right:1px solid #fff3;min-height:340px;padding:34px 32px;transition:background .25s,transform .25s}.service-card:hover{background:#0c4052;transform:translateY(-3px)}.card-top{justify-content:space-between;align-items:center;display:flex}.service-icon{color:var(--gold);font:38px Georgia,serif}.service-no{letter-spacing:.15em;color:#77949c;font-size:10px}.service-card h3{max-width:270px;margin:45px 0 24px;font:26px/1.15 Georgia,serif}.service-card ul{margin:0;padding:0;list-style:none}.service-card li{color:#b9c8cc;padding:5px 0 5px 16px;font-size:13px;line-height:1.55;position:relative}.service-card li:before{content:"—";color:var(--gold);position:absolute;left:0}.approach{grid-template-columns:1fr 1fr;gap:9vw;max-width:1500px;margin:auto;padding:130px clamp(24px,8vw,130px);display:grid}.approach-copy>p:not(.section-label){color:#61737a;max-width:590px;font-size:16px;line-height:1.8}.button-navy{background:var(--navy);color:#fff;margin-top:25px}.steps{border-top:1px solid #cad1d0}.steps article{border-bottom:1px solid #cad1d0;grid-template-columns:65px 1fr;gap:20px;padding:25px 0;display:grid}.steps article>span{color:#a47a2e;font:15px Georgia,serif}.steps h3{color:var(--navy);margin:0;font:28px Georgia,serif}.steps p{color:#718087;margin:7px 0;line-height:1.5}.clients{max-width:1500px;margin:auto;padding:60px clamp(24px,8vw,130px) 100px}.client-list{border-top:1px solid #ccd3d2;flex-wrap:wrap;margin-top:30px;display:flex}.client-list span{color:var(--navy);margin-right:35px;padding:25px 35px 25px 0;font:23px Georgia,serif}.client-list span:not(:last-child):after{content:"·";color:var(--gold);margin-left:35px}.contact{color:#fff;text-align:center;background:#0a3040;padding:110px 24px;position:relative;overflow:hidden}.contact:before{content:"K";color:#ffffff06;font:500px/.8 Georgia,serif;position:absolute;top:20%;left:50%;transform:translate(-50%)}.contact>*{position:relative}.contact-rule{background:var(--gold);width:50px;height:1px;margin:0 auto 24px}.contact h2{font-size:clamp(43px,6vw,78px)}.contact-options{justify-content:center;gap:20px;margin-top:50px;display:flex}.contact-options a{text-align:left;border:1px solid #ffffff4d;grid-template-columns:1fr auto;width:min(360px,45%);padding:22px 25px;transition:background .2s;display:grid}.contact-options a:hover{background:#ffffff14}.contact-options small{text-transform:uppercase;color:var(--gold);letter-spacing:.18em;grid-column:1;font-size:8px}.contact-options strong{grid-column:1;margin-top:7px;font:20px Georgia,serif}.contact-options a>span{color:var(--gold);grid-area:1/2/3;align-self:center}footer{color:#b9c8cc;background:#061f2b;grid-template-columns:1.2fr 1fr auto;align-items:center;gap:40px;padding:55px clamp(24px,8vw,130px);display:grid}footer .brand{color:#fff}footer>p{font-size:13px;line-height:1.7}footer>div{gap:24px;font-size:12px;display:flex}footer>small{letter-spacing:.1em;border-top:1px solid #ffffff24;grid-column:1/-1;padding-top:24px;font-size:9px}@media (width<=900px){.section-head{flex-direction:column;align-items:start}.service-grid{grid-template-columns:repeat(2,1fr)}.approach{grid-template-columns:1fr;gap:60px}footer{grid-template-columns:1fr 1fr}footer>p{display:none}}@media (width<=600px){.services{padding:80px 20px}.service-grid{grid-template-columns:1fr}.service-card{min-height:290px}.approach{padding:85px 22px}.clients{padding:20px 22px 70px}.client-list{display:block}.client-list span{padding:17px 0;display:block}.client-list span:after{display:none}.contact{padding:80px 20px}.contact-options{flex-direction:column}.contact-options a{width:100%}.contact-options strong{font-size:18px}footer{grid-template-columns:1fr;padding:50px 22px}footer>div{justify-content:flex-start}}
