/* ---------- tokens ---------- */
:root{
  --sky-50:#eaf3fc;
  --sky-100:#cfe3f8;
  --sky-200:#9ec6ef;
  --sky-400:#3a92e1;
  --sky-600:#0b6cd6;
  --sky-700:#0858ad;
  --sky-900:#06325e;

  --accent:#ff7a1a;
  --accent-hover:#e96405;

  --ink:#0d1b2a;
  --ink-soft:#33475b;
  --muted:#5a6a7a;
  --line:#dbe4ee;
  --paper:#ffffff;
  --paper-alt:#f4f8fc;

  --grad-brand:linear-gradient(135deg,var(--sky-600),var(--sky-900));
  --grad-accent:linear-gradient(135deg,#ff9a4d,var(--accent));

  --radius:14px;
  --radius-sm:8px;
  --shadow-sm:0 1px 2px rgba(13,27,42,.06), 0 2px 6px rgba(13,27,42,.04);
  --shadow-md:0 6px 18px rgba(13,27,42,.08), 0 2px 6px rgba(13,27,42,.05);
  --shadow-lg:0 10px 30px rgba(13,27,42,.10), 0 4px 10px rgba(13,27,42,.06);
  --ring:0 0 0 3px color-mix(in srgb, var(--sky-600) 35%, transparent);

  --container:1180px;
  --gutter:clamp(1rem, 3vw, 2rem);

  --t-fast:120ms ease-out;
  --t-reveal:600ms cubic-bezier(.16,1,.3,1);
}

@media (prefers-color-scheme: dark){
  :root{
    --ink:#e9eef5;
    --ink-soft:#b9c4d2;
    --muted:#8da0b6;
    --line:#1d2b3d;
    --paper:#0b1422;
    --paper-alt:#0f1c2e;
    --grad-brand:linear-gradient(135deg,#0858ad,#06325e);
    --shadow-sm:0 1px 2px rgba(0,0,0,.4), 0 2px 6px rgba(0,0,0,.3);
    --shadow-md:0 6px 18px rgba(0,0,0,.45), 0 2px 6px rgba(0,0,0,.3);
    --shadow-lg:0 12px 36px rgba(0,0,0,.5), 0 6px 14px rgba(0,0,0,.35);
  }
}

/* ---------- reset / base ---------- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Inter,"Helvetica Neue",Arial,sans-serif;
  font-size:17px;
  line-height:1.55;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img,svg{max-width:100%;display:block}
a{color:var(--sky-600);text-decoration:none}
a:hover{text-decoration:underline}
:focus-visible{outline:2px solid var(--sky-600);outline-offset:2px;border-radius:4px}
h1,h2,h3{color:var(--ink);line-height:1.15;margin:0 0 .5em;letter-spacing:-.015em}
h1{font-size:clamp(2.25rem,5vw,3.85rem);font-weight:800}
h2{font-size:clamp(1.6rem,3vw,2.4rem);font-weight:800}
h3{font-size:1.2rem;font-weight:700}
p{margin:0 0 1em;color:var(--ink-soft);max-width:65ch}

.eyebrow{
  display:inline-flex;align-items:center;gap:.5rem;
  font-size:.78rem;
  text-transform:uppercase;
  letter-spacing:.12em;
  font-weight:700;
  color:var(--sky-600);
  margin:0 0 .75rem;
}
.eyebrow__dot{
  width:7px;height:7px;border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 0 4px color-mix(in srgb, var(--accent) 22%, transparent);
}
.lede{font-size:1.1rem;color:var(--ink-soft)}

.skip{
  position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:.5rem .75rem;z-index:100;
}
.skip:focus{left:.5rem;top:.5rem}

/* ---------- layout ---------- */
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 var(--gutter);
}
.section{padding:clamp(3.5rem,7vw,6rem) 0}
.section--alt{background:var(--paper-alt)}
.section__head{max-width:760px;margin:0 auto 2.5rem;text-align:center}
.section__head p{margin-left:auto;margin-right:auto}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  gap:.5rem;
  padding:.75rem 1.25rem;
  border-radius:999px;
  font-weight:700;
  font-size:.98rem;
  text-decoration:none;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform var(--t-fast), background var(--t-fast), color var(--t-fast), box-shadow var(--t-fast);
  white-space:nowrap;
}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn--primary{background:var(--grad-accent);color:#fff;box-shadow:0 6px 16px rgba(255,122,26,.28)}
.btn--primary:hover{background:var(--accent-hover);box-shadow:0 10px 24px rgba(255,122,26,.36)}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn--ghost:hover{background:var(--paper-alt);border-color:var(--sky-200)}
.btn--lg{padding:.95rem 1.6rem;font-size:1.02rem}
.btn--block{width:100%}

/* ---------- nav ---------- */
.nav{
  position:sticky;top:0;z-index:30;
  background:color-mix(in srgb, var(--paper) 85%, transparent);
  backdrop-filter:saturate(160%) blur(12px);
  -webkit-backdrop-filter:saturate(160%) blur(12px);
  border-bottom:1px solid var(--line);
}
.nav__inner{display:flex;align-items:center;gap:1.5rem;height:64px}
.brand{display:flex;align-items:center;gap:.6rem;color:var(--sky-600);font-weight:800;text-decoration:none}
.brand:hover{text-decoration:none}
.brand__name{color:var(--ink);font-size:1.05rem;letter-spacing:-.01em}
.brand__logo{height:36px;width:auto;display:block}
.footer__logo{width:150px;height:auto;display:block;margin-bottom:.6rem}
.nav__links{display:flex;align-items:center;gap:1.25rem;margin-left:auto;flex-wrap:wrap}
.nav__links a:not(.btn){color:var(--ink-soft);font-weight:600;font-size:.95rem}
.nav__links a:not(.btn):hover{color:var(--ink);text-decoration:none}
.nav__cta{margin-left:.25rem}

.nav__toggle{
  display:none;
  margin-left:auto;
  width:42px;height:42px;
  border:1px solid var(--line);
  background:var(--paper);
  border-radius:10px;
  cursor:pointer;
  position:relative;
}
.nav__toggle-bar,.nav__toggle-bar::before,.nav__toggle-bar::after{
  content:"";position:absolute;left:50%;top:50%;
  width:18px;height:2px;border-radius:2px;background:var(--ink);
  transform:translate(-50%,-50%);
  transition:transform var(--t-fast), opacity var(--t-fast);
}
.nav__toggle-bar::before{transform:translate(-50%,-7px)}
.nav__toggle-bar::after{transform:translate(-50%,5px)}
.nav__toggle[aria-expanded="true"] .nav__toggle-bar{background:transparent}
.nav__toggle[aria-expanded="true"] .nav__toggle-bar::before{transform:translate(-50%,-50%) rotate(45deg)}
.nav__toggle[aria-expanded="true"] .nav__toggle-bar::after{transform:translate(-50%,-50%) rotate(-45deg)}

@media (max-width:760px){
  .nav__toggle{display:block}
  .nav__links{
    position:absolute;left:0;right:0;top:64px;
    flex-direction:column;align-items:stretch;gap:.25rem;
    background:var(--paper);
    border-bottom:1px solid var(--line);
    box-shadow:var(--shadow-md);
    padding:.75rem var(--gutter) 1rem;
    margin:0;
    display:none;
  }
  .nav__links.is-open{display:flex}
  .nav__links a:not(.btn){padding:.6rem .25rem;font-size:1rem;border-bottom:1px solid var(--line)}
  .nav__cta{margin:.5rem 0 0;justify-content:center}
}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:clamp(3rem,8vw,6.5rem) 0 clamp(2.5rem,6vw,4.5rem)}
.hero__bg{
  position:absolute;inset:0;color:var(--sky-400);
  pointer-events:none;
  mask-image:linear-gradient(to bottom, black 30%, transparent 95%);
}
.hero__glow{
  position:absolute;
  top:-20%;right:-10%;
  width:60vw;height:60vw;max-width:760px;max-height:760px;
  background:radial-gradient(closest-side, color-mix(in srgb, var(--sky-400) 30%, transparent), transparent);
  filter:blur(10px);
  border-radius:50%;
}
.hero__grid{width:100%;height:100%}
.hero__inner{
  position:relative;z-index:1;
  display:grid;grid-template-columns:1.2fr 1fr;gap:2.5rem;align-items:center;
}
.hero__h1{margin-bottom:1rem}
.hero__sub{font-size:1.15rem;max-width:55ch;color:var(--ink-soft);margin-bottom:1.75rem}
.hero__cta{display:flex;gap:.75rem;flex-wrap:wrap;margin-bottom:1rem}
.hero__trust{color:var(--muted);font-size:.95rem;margin:0}
.hero__art{color:var(--sky-600);max-width:430px;margin-left:auto}

/* drone scanning a house */
.scan{overflow:visible}
.scan-drone{animation:scan-pass 6s ease-in-out infinite alternate}
.scan-drone__craft{animation:scan-bob 3s ease-in-out infinite}
.scan-drone__rotor{transform-box:fill-box;transform-origin:center;animation:scan-rotor .4s linear infinite}
.scan-beam{animation:scan-beampulse 1.6s ease-in-out infinite}
.scan-sweep{filter:drop-shadow(0 0 6px var(--sky-400));animation:scan-sweep 3.2s ease-in-out infinite alternate}
.scan-grid{opacity:0;animation:scan-gridfade 3.2s ease-in-out infinite alternate}
.scan-dim{opacity:.85;animation:scan-dimfade 6s ease-in-out infinite}
.scan-dim--2{animation-delay:.7s}
.scan-dim--3{animation-delay:1.4s}

@keyframes scan-pass{from{transform:translateX(-95px)}to{transform:translateX(95px)}}
@keyframes scan-bob{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}
@keyframes scan-rotor{to{transform:rotate(360deg)}}
@keyframes scan-beampulse{0%,100%{opacity:.5}50%{opacity:.9}}
@keyframes scan-sweep{from{transform:translateY(0)}to{transform:translateY(184px)}}
@keyframes scan-gridfade{0%{opacity:0}100%{opacity:.4}}
@keyframes scan-dimfade{0%,15%{opacity:0}35%,80%{opacity:.85}100%{opacity:0}}

@media (max-width:820px){
  .hero__inner{grid-template-columns:1fr}
  .hero__art{max-width:340px;margin:.5rem auto 0}
}

/* ---------- bar ---------- */
.bar{background:var(--grad-brand);color:#fff;padding:1.4rem 0;position:relative}
.bar__grid{
  display:grid;grid-template-columns:repeat(4,1fr);
  gap:1rem;text-align:center;
}
.bar__item{display:flex;flex-direction:column;align-items:center;gap:.1rem;position:relative}
.bar__item:not(:last-child)::after{
  content:"";position:absolute;right:-.5rem;top:50%;transform:translateY(-50%);
  width:1px;height:60%;background:rgba(255,255,255,.18);
}
.bar__item strong{font-size:1.5rem;font-weight:800;color:#fff;letter-spacing:-.01em}
.bar__item span{font-size:.85rem;color:rgba(255,255,255,.72)}

@media (max-width:680px){
  .bar__grid{grid-template-columns:repeat(2,1fr);gap:1.25rem .75rem}
  .bar__item:nth-child(2)::after{display:none}
}

/* ---------- steps ---------- */
.steps{
  list-style:none;padding:0;margin:0;
  display:grid;grid-template-columns:repeat(3,1fr);gap:1.25rem;
  counter-reset:step;
}
.step{
  background:var(--paper);
  border:1px solid var(--line);
  padding:1.75rem;
  border-radius:var(--radius);
  box-shadow:var(--shadow-sm);
  transition:transform var(--t-fast), box-shadow var(--t-fast);
}
.step:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
.step__num{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:999px;
  background:var(--grad-brand);color:#fff;font-weight:800;
  margin-bottom:.75rem;box-shadow:var(--shadow-sm);
}
.step h3{margin-bottom:.4rem}
.step p{color:var(--ink-soft);margin:0}

@media (max-width:780px){.steps{grid-template-columns:1fr}}

/* ---------- service cards ---------- */
.cards{
  display:grid;grid-template-columns:repeat(3,1fr);gap:1.25rem;
}
.card{
  position:relative;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:1.75rem;
  box-shadow:var(--shadow-sm);
  overflow:hidden;
  transition:transform var(--t-fast), box-shadow var(--t-fast), border-color var(--t-fast);
}
.card::before{
  content:"";position:absolute;left:0;right:0;top:0;height:3px;
  background:var(--grad-accent);
  transform:scaleX(0);transform-origin:left;
  transition:transform 200ms ease-out;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:var(--sky-200)}
.card:hover::before{transform:scaleX(1)}
.card__icon{
  width:48px;height:48px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--sky-50);color:var(--sky-700);
  margin-bottom:1rem;
  transition:transform var(--t-fast);
}
.card:hover .card__icon{transform:scale(1.06) rotate(-3deg)}
.card h3{margin-bottom:.4rem}
.card p{margin-bottom:1rem}
.card__list{
  list-style:none;padding:0;margin:0;
  font-size:.95rem;color:var(--ink-soft);
}
.card__list li{position:relative;padding-left:1.25rem;margin-bottom:.35rem}
.card__list li::before{
  content:"";position:absolute;left:0;top:.55em;
  width:8px;height:8px;border-radius:2px;background:var(--accent);
}

@media (max-width:880px){.cards{grid-template-columns:1fr}}

/* ---------- benefits ---------- */
.benefits{
  list-style:none;padding:0;margin:0 auto;max-width:980px;
  display:grid;grid-template-columns:repeat(2,1fr);gap:1.25rem 2rem;
}
.benefits li{
  padding:1.1rem 1.25rem;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  color:var(--ink-soft);
  transition:transform var(--t-fast), box-shadow var(--t-fast), border-color var(--t-fast);
}
.benefits li:hover{transform:translateY(-2px);box-shadow:var(--shadow-sm);border-color:var(--sky-200)}
.benefits strong{color:var(--ink);display:block;margin-bottom:.15rem}

@media (max-width:680px){.benefits{grid-template-columns:1fr}}

/* ---------- social / instagram ---------- */
.social__inner{display:grid;grid-template-columns:1fr 1fr;gap:2.5rem;align-items:center}
.social__grid{display:grid;grid-template-columns:repeat(2,1fr);gap:.5rem;aspect-ratio:1/1;max-width:480px;width:100%;margin-left:auto}
.tile{border-radius:var(--radius-sm);background:linear-gradient(135deg,var(--sky-200),var(--sky-600));box-shadow:var(--shadow-sm);transition:transform var(--t-fast), box-shadow var(--t-fast)}
.tile:hover{transform:scale(1.03);box-shadow:var(--shadow-md)}
.tile--1{background:linear-gradient(135deg,#9ec6ef,#0b6cd6)}
.tile--2{background:linear-gradient(135deg,#cfe3f8,#3a92e1)}
.tile--3{background:linear-gradient(135deg,#ffb37a,#ff7a1a)}
.tile--4{background:linear-gradient(135deg,#0858ad,#06325e)}

@media (max-width:820px){
  .social__inner{grid-template-columns:1fr}
  .social__grid{margin:0 auto}
}

/* ---------- faq ---------- */
.faq{max-width:780px;margin:0 auto}
.faq details{
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  padding:1rem 1.25rem;
  margin-bottom:.6rem;
  background:var(--paper);
  transition:border-color var(--t-fast), box-shadow var(--t-fast);
}
.faq details[open]{border-color:var(--sky-400);box-shadow:var(--shadow-sm)}
.faq summary{
  list-style:none;
  cursor:pointer;
  font-weight:700;
  color:var(--ink);
  position:relative;
  padding-right:1.75rem;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";
  position:absolute;right:0;top:50%;transform:translateY(-50%);
  font-size:1.4rem;line-height:1;color:var(--sky-600);font-weight:400;
  transition:transform var(--t-fast);
}
.faq details[open] summary::after{content:"−"}
.faq details p{margin:.75rem 0 0;color:var(--ink-soft)}

/* ---------- final CTA / form ---------- */
.cta__inner{
  display:grid;grid-template-columns:1fr 1.1fr;gap:3rem;align-items:start;
  background:linear-gradient(135deg,var(--sky-700),var(--sky-900));
  color:#fff;
  padding:clamp(2rem,4vw,3.5rem);
  border-radius:calc(var(--radius) + 6px);
  box-shadow:var(--shadow-lg);
  position:relative;overflow:hidden;
}
.cta__inner::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(closest-side at 85% 0%, rgba(255,122,26,.18), transparent 60%);
}
.cta__inner > *{position:relative}
.cta__inner h2{color:#fff}
.cta__inner .lede{color:rgba(255,255,255,.85)}
.cta__bullets{list-style:none;padding:0;margin:1.5rem 0 0;display:grid;gap:.5rem}
.cta__bullets li{position:relative;padding-left:1.75rem;color:rgba(255,255,255,.92)}
.cta__bullets li::before{
  content:"";position:absolute;left:0;top:.45em;
  width:14px;height:14px;border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 0 4px rgba(255,122,26,.25);
}

.form{
  background:var(--paper);
  color:var(--ink);
  padding:1.5rem;
  border-radius:var(--radius);
  display:grid;gap:.85rem;
  box-shadow:var(--shadow-lg);
}
.field{display:grid;gap:.3rem}
.field > span{font-size:.85rem;font-weight:600;color:var(--ink)}
.field em{color:var(--muted);font-style:normal;font-weight:400}
.field input,.field select,.field textarea{
  width:100%;
  padding:.7rem .85rem;
  font:inherit;
  color:var(--ink);
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  transition:border-color var(--t-fast), box-shadow var(--t-fast);
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;
  border-color:var(--sky-600);
  box-shadow:var(--ring);
}
.field textarea{resize:vertical;min-height:96px}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:.85rem}
.form__fine{font-size:.82rem;color:var(--muted);text-align:center;margin:.25rem 0 0}

@media (max-width:880px){
  .cta__inner{grid-template-columns:1fr;gap:2rem}
  .field-row{grid-template-columns:1fr}
}

/* ---------- footer ---------- */
.footer{
  background:var(--paper-alt);
  border-top:1px solid var(--line);
  padding:2.5rem 0;
  margin-top:2rem;
}
.footer__inner{
  display:grid;grid-template-columns:1.4fr 1fr 1.4fr;gap:1.5rem;align-items:center;
}
.footer p{margin:.25rem 0 0;color:var(--ink-soft);font-size:.95rem}
.footer__links{display:flex;gap:1.25rem;justify-content:center;flex-wrap:wrap}
.footer__links a{color:var(--ink-soft);font-weight:600}
.footer__legal{font-size:.85rem;color:var(--muted);text-align:right;margin:0}

@media (max-width:780px){
  .footer__inner{grid-template-columns:1fr;text-align:center}
  .footer__legal{text-align:center}
  .footer__links{justify-content:center}
}

/* ---------- sticky mobile CTA ---------- */
.sticky-cta{
  position:fixed;
  right:1rem;bottom:1rem;
  background:var(--grad-accent);
  color:#fff;
  padding:.85rem 1.25rem;
  border-radius:999px;
  font-weight:800;
  box-shadow:var(--shadow-lg);
  display:none;
  z-index:40;
}
.sticky-cta:hover{background:var(--accent-hover);text-decoration:none}
@media (max-width:680px){.sticky-cta{display:inline-flex}}

/* ---------- scroll reveal ---------- */
[data-reveal]{
  opacity:0;
  transform:translateY(20px);
  transition:opacity var(--t-reveal), transform var(--t-reveal);
  transition-delay:calc(var(--reveal-delay, 0) * 90ms);
}
[data-reveal].is-visible{opacity:1;transform:none}
[data-reveal-delay="1"]{--reveal-delay:1}
[data-reveal-delay="2"]{--reveal-delay:2}

/* ---------- motion ---------- */
@media (prefers-reduced-motion: reduce){
  *{transition:none !important;animation:none !important}
  html{scroll-behavior:auto}
  [data-reveal]{opacity:1;transform:none}
  /* freeze the scan in a tidy resting pose */
  .scan-grid{opacity:.4}
  .scan-sweep{display:none}
}


/* Hero lead form + click-to-call (form moved into hero) */
.hero__inner{grid-template-columns:1fr 1fr;align-items:start}
.hero__bullets{list-style:none;padding:0;margin:0 0 1rem;display:grid;gap:.4rem}
.hero__bullets li{position:relative;padding-left:1.6rem;color:var(--ink-soft);font-size:.95rem}
.hero__bullets li::before{content:"";position:absolute;left:0;top:.4em;width:12px;height:12px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(255,122,26,.2)}
.form__head{display:flex;align-items:baseline;justify-content:space-between;gap:.5rem 1rem;flex-wrap:wrap;margin-bottom:.1rem}
.form__title{font-size:1.3rem;margin:0;color:var(--ink)}
.form__call{font-weight:800;color:var(--accent);white-space:nowrap;font-size:1.05rem;text-decoration:none}
.form__call:hover{color:var(--accent-hover);text-decoration:underline}
.form__sub{font-size:.92rem;color:var(--ink-soft);margin:0 0 .35rem}
@media (max-width:820px){ .hero__inner{grid-template-columns:1fr;align-items:stretch} .form{margin-top:.25rem} }