/* Simply Engineering — sim-eng.com
   Same design system as mushroom.sim-eng.com (dark bands, serif display, pill buttons),
   recoloured to SE navy + teal (palette from the SE tender deck). */
:root{
  --bg:#0b1a2b; --bg-2:#10243e; --surface:rgb(255 255 255/.05); --surface-hi:rgb(255 255 255/.09);
  --ink:#eaf0f6; --ink-muted:#aebccb; --accent:#2ec4b6; --accent-soft:#25a89b; --accent-ink:#06211f;
  --warm:#e0b976; --rule:rgb(255 255 255/.14);
  --shadow:0 1px 2px rgb(0 0 0/.35),0 8px 20px -10px rgb(0 0 0/.55);
  --shadow-lg:0 2px 6px rgb(0 0 0/.4),0 20px 40px -16px rgb(0 0 0/.6);
  --display:"Iowan Old Style","Palatino Linotype",Palatino,"Book Antiqua",Georgia,serif;
  --sans:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --wrap:1120px; --radius:14px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:76px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
h1,h2,h3{font-family:var(--display);font-weight:600;line-height:1.15;letter-spacing:-.01em;margin:0 0 .5em;text-wrap:balance}
h1{font-size:clamp(2.1rem,4.6vw,3.2rem);letter-spacing:-.025em}
h2{font-size:clamp(1.7rem,3.6vw,2.4rem)}
h3{font-size:1.12rem;font-family:var(--sans);font-weight:650}
p{margin:0 0 1em;text-wrap:pretty} p:last-child{margin-bottom:0}
a{color:var(--accent);text-underline-offset:3px}
:focus-visible{outline:2.5px solid var(--warm);outline-offset:3px;border-radius:3px}
.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:clamp(1.15rem,4vw,2.5rem)}
.wrap.narrow{max-width:760px} .center{text-align:center}
.skip{position:absolute;left:-9999px;background:var(--accent);color:var(--accent-ink);padding:.7rem 1.1rem;border-radius:0 0 8px 0;z-index:100}
.skip:focus{left:0;top:0}

.site-header{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:saturate(1.6) blur(12px);border-bottom:1px solid var(--rule)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:1.5rem;min-height:68px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:.7rem;text-decoration:none;color:inherit}
.mark{width:40px;height:40px;flex:none;border-radius:10px;display:grid;place-items:center;background:linear-gradient(135deg,var(--accent),#1b7f9a);color:#04201e;font-family:var(--display);font-weight:700;font-size:1.15rem;letter-spacing:-.02em}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-text strong{font-family:var(--display);font-size:1.12rem;letter-spacing:.01em}
.brand-text small{font-size:.72rem;color:var(--ink-muted)}
.nav{display:flex;align-items:center;gap:clamp(.9rem,2.2vw,1.7rem);flex-wrap:wrap}
.nav a{font-size:.93rem;color:var(--ink-muted);text-decoration:none} .nav a:hover{color:var(--ink)} .nav .btn{color:var(--accent-ink)}
@media (max-width:820px){.brand-text small{display:none}.nav a:not(.btn){display:none}}
@media (max-width:480px){.header-inner{flex-wrap:nowrap;min-height:60px;gap:.6rem}.mark{width:34px;height:34px}.brand-text strong{font-size:1rem;white-space:nowrap}.nav .btn-sm{padding:.45rem .8rem;font-size:.83rem;white-space:nowrap}}

.btn{display:inline-block;background:var(--accent);color:var(--accent-ink);padding:.78rem 1.4rem;border-radius:999px;font-size:.96rem;font-weight:600;text-decoration:none;border:1px solid transparent;box-shadow:var(--shadow);cursor:pointer;font-family:var(--sans);transition:transform .15s,box-shadow .15s,background .15s}
.btn:hover{background:var(--accent-soft);box-shadow:var(--shadow-lg);transform:translateY(-1px)}
.btn-sm{padding:.5rem 1rem;font-size:.89rem}
.btn-ghost{background:transparent;color:var(--ink);border-color:rgb(255 255 255/.35);box-shadow:none}
.btn-ghost:hover{background:rgb(255 255 255/.08);border-color:var(--ink)}
.btn-light{background:#eaf0f6;color:#0b1a2b}.btn-light:hover{background:#fff}
.cta-row{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:1.9rem}

.hero{position:relative;color:#f2f6fa;padding-block:clamp(3.4rem,8vw,6.2rem);border-bottom:1px solid #00000030;overflow:hidden;
  background:radial-gradient(1000px 560px at 80% 0%,#1b4a6b55 0%,transparent 62%),linear-gradient(168deg,#16385a 0%,#0e2540 55%,#0b1a2b 100%)}
.hero::before{content:"";position:absolute;inset:0;background:url(img/skyline.jpg) center/cover;opacity:.16;mix-blend-mode:luminosity}
.hero-inner{position:relative;display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,.8fr);gap:clamp(2rem,5vw,4rem);align-items:center}
.hero h1{color:#fff}
.lede{font-size:clamp(1.06rem,1.9vw,1.22rem);color:#d6e1ec;max-width:38ch}
.note{font-size:.95rem;color:#b3c3d3;max-width:48ch;border-left:2px solid #ffffff2e;padding-left:1rem;margin-top:1.5rem}
.badge{display:inline-flex;align-items:center;gap:.5rem;font-size:.78rem;letter-spacing:.07em;text-transform:uppercase;font-weight:600;color:#cfe3ee;background:#ffffff14;border:1px solid #ffffff26;padding:.32rem .85rem;border-radius:999px;margin-bottom:1.5rem}
.badge .dot{width:7px;height:7px;border-radius:50%;background:var(--accent)}
.hero-card{background:rgb(8 20 34/.62);border:1px solid var(--rule);border-radius:var(--radius);padding:1.5rem;box-shadow:var(--shadow-lg);backdrop-filter:blur(6px)}
.hero-card h2{font-size:1.15rem;font-family:var(--sans);margin-bottom:.9rem}
.facts{list-style:none;margin:0;padding:0;display:grid;gap:.9rem}
.facts li{display:flex;gap:.8rem;align-items:baseline;border-top:1px solid var(--rule);padding-top:.8rem}
.facts li:first-child{border-top:0;padding-top:0}
.facts b{font-family:var(--display);font-size:1.25rem;color:var(--warm);min-width:5.6rem}
.facts span{color:var(--ink-muted);font-size:.93rem}
@media (max-width:860px){.hero-inner{grid-template-columns:1fr}}

.band{padding-block:clamp(3.4rem,7.5vw,5.6rem);background:var(--bg-2)}
.band-alt{border-block:1px solid var(--rule)}
#services{background:#0f2338}#why{background:#0c2030}#work{background:#112a40}#process{background:#0d1f33}#mcst{background:#102b3a}#faq{background:#0c1c2e}
.band-deep{background:#07121e;color:#eaf0f6}
.eyebrow{font-size:.78rem;letter-spacing:.13em;text-transform:uppercase;font-weight:650;color:var(--warm);margin-bottom:.7rem}
.section-lede{font-size:1.08rem;color:var(--ink-muted);max-width:62ch;margin-bottom:2.4rem}
.center .section-lede{margin-inline:auto}

.cards{list-style:none;margin:0;padding:0;display:grid;gap:1.15rem;grid-template-columns:repeat(auto-fit,minmax(225px,1fr))}
.card{background:var(--surface);border:1px solid var(--rule);border-radius:var(--radius);padding:1.6rem 1.5rem;box-shadow:var(--shadow);display:flex;flex-direction:column}
.card h3{margin-bottom:.35rem}
.card p{color:var(--ink-muted);font-size:.96rem}
.card .tag{font-size:.8rem;color:var(--warm);margin-bottom:.8rem;letter-spacing:.02em}
.card ul{margin:.8rem 0 0;padding-left:1.1rem;color:var(--ink-muted);font-size:.93rem}
.ico{width:44px;height:44px;border-radius:12px;background:var(--surface-hi);display:grid;place-items:center;margin-bottom:1rem;color:var(--accent)}
.ico svg{width:24px;height:24px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.chip{display:inline-block;font-size:.74rem;font-weight:650;letter-spacing:.04em;text-transform:uppercase;padding:.28rem .7rem;border-radius:999px;border:1px solid;color:var(--accent);background:#2ec4b61a;border-color:#2ec4b640;margin-bottom:.9rem;align-self:flex-start}

.split{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1fr);gap:clamp(2rem,5vw,4rem);align-items:center}
.split-art img{width:100%;border-radius:var(--radius);border:1px solid var(--rule);box-shadow:var(--shadow-lg)}
.split-art figcaption{font-size:.82rem;color:var(--ink-muted);margin-top:.6rem}
.split-copy p{color:var(--ink-muted)}
@media (max-width:820px){.split{grid-template-columns:1fr}}
.ticks{list-style:none;margin:1.2rem 0 0;padding:0;display:grid;gap:.6rem}
.ticks li{position:relative;padding-left:1.75rem;color:var(--ink-muted)}
.ticks li::before{content:"";position:absolute;left:.25rem;top:.58em;width:.48rem;height:.48rem;border-radius:50%;background:var(--warm)}

.steps{list-style:none;margin:0;padding:0;counter-reset:s}
.step{counter-increment:s;position:relative;padding:0 0 1.9rem 3.2rem;border-left:2px solid var(--rule);margin-left:.9rem}
.step:last-child{border-left-color:transparent;padding-bottom:0}
.step::before{content:counter(s);position:absolute;left:-1.05rem;top:-.15rem;width:2.1rem;height:2.1rem;border-radius:50%;display:grid;place-items:center;font-size:.85rem;font-weight:700;background:var(--accent);color:var(--accent-ink)}
.step h3{margin-bottom:.3rem}.step p{color:var(--ink-muted);font-size:.96rem}

details{background:var(--surface);border:1px solid var(--rule);border-radius:var(--radius);padding:0 1.2rem;margin-bottom:.8rem}
summary{cursor:pointer;font-weight:600;padding:1rem 0;list-style:none;display:flex;justify-content:space-between;gap:1rem}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";color:var(--accent);font-size:1.3rem;line-height:1}
details[open] summary::after{content:"–"}
details p{color:var(--ink-muted);font-size:.96rem;padding-bottom:1rem}

form.quote{display:grid;gap:1rem;text-align:left;margin-top:1.6rem}
.row{display:grid;gap:1rem;grid-template-columns:1fr 1fr}
@media (max-width:620px){.row{grid-template-columns:1fr}}
label{font-size:.85rem;color:var(--ink-muted);display:grid;gap:.35rem}
input,select,textarea{font:inherit;color:var(--ink);background:rgb(255 255 255/.06);border:1px solid var(--rule);border-radius:10px;padding:.7rem .85rem;width:100%}
input:focus,select:focus,textarea:focus{outline:2px solid var(--accent);border-color:transparent}
select option{color:#000}
.fine{font-size:.82rem;color:var(--ink-muted)}
.contact-alt{margin-top:1.4rem;font-size:.94rem;color:#9fb2c4}

.site-footer{padding-block:2.6rem;border-top:1px solid var(--rule);background:#060f19}
.footer-inner p{margin-bottom:.35rem;font-size:.93rem}.muted{color:var(--ink-muted)}.small{font-size:.84rem;margin-top:.9rem}
.wa-float{position:fixed;right:16px;bottom:16px;z-index:60;background:var(--accent);color:var(--accent-ink);width:54px;height:54px;border-radius:50%;display:grid;place-items:center;box-shadow:var(--shadow-lg);text-decoration:none;font-weight:700}