:root{
  --navy:#0d1b2a; --navy-2:#13263c; --navy-3:#24476f;
  --orange:#ff8a3d; --orange-ink:#a8430a;
  --cream:#faf7f2; --ink:#14202e; --muted:#4a5868; --line:#e3e0d9;
  --sky:#7cc6ff;
  --r:16px; --shadow:0 20px 50px -20px rgba(13,27,42,.35);
  --font-h:'Sora',system-ui,sans-serif; --font-b:'Inter',system-ui,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font-b);color:var(--ink);background:var(--cream);line-height:1.6;font-size:17px;-webkit-font-smoothing:antialiased}
img,svg{max-width:100%;display:block}
h1,h2,h3{font-family:var(--font-h);line-height:1.12;letter-spacing:-.02em;margin:0 0 .5em}
h1{font-size:clamp(2.4rem,5.4vw,4.2rem);font-weight:800}
h2{font-size:clamp(1.8rem,3.4vw,2.6rem);font-weight:700}
h3{font-size:1.15rem;font-weight:600}
p{margin:0 0 1em}
a{color:inherit}
.wrap{width:min(1180px,100% - 40px);margin-inline:auto}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:12px;top:-60px;background:var(--orange);color:var(--navy);padding:12px 16px;border-radius:10px;z-index:100;font-weight:600}
.skip:focus{top:12px}
:focus-visible{outline:3px solid var(--orange);outline-offset:3px;border-radius:6px}

.demo-note{display:flex;align-items:center;justify-content:center;gap:12px;background:#000;color:#e8e8e8;font-size:13px;padding:0 8px 0 16px;min-height:32px}
.demo-note__close{background:none;border:0;color:#fff;font-size:20px;width:44px;height:32px;cursor:pointer}
.demo-note.is-hidden{display:none}

.emergency{background:var(--orange);color:var(--navy)}
.emergency__inner{display:flex;align-items:center;gap:14px;min-height:48px;padding:6px 0;flex-wrap:wrap}
.emergency p{margin:0;font-size:15px;flex:1}
.emergency__call{font-weight:700;text-decoration:none;background:var(--navy);color:#fff;padding:10px 16px;border-radius:999px;font-size:14px;min-height:44px;display:inline-flex;align-items:center}
.pulse{width:10px;height:10px;border-radius:50%;background:var(--navy);box-shadow:0 0 0 0 rgba(13,27,42,.6);animation:pulse 2s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 10px rgba(13,27,42,0)}100%{box-shadow:0 0 0 0 rgba(13,27,42,0)}}

.site-header{position:sticky;top:0;z-index:40;background:rgba(13,27,42,.92);backdrop-filter:blur(12px);color:#fff}
.header__inner{display:flex;align-items:center;justify-content:space-between;min-height:72px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-family:var(--font-h);font-weight:700;font-size:18px;line-height:1.1}
.brand small{display:block;font-weight:500;font-size:12px;color:#b9c6d6;letter-spacing:.08em;text-transform:uppercase}
.nav ul{display:flex;gap:6px;list-style:none;margin:0;padding:0;align-items:center}
.nav a{text-decoration:none;padding:12px 14px;border-radius:10px;font-weight:500;font-size:15px;min-height:44px;display:inline-flex;align-items:center}
.nav a:not(.btn):hover{background:rgba(255,255,255,.08)}
.nav__toggle{display:none;width:44px;height:44px;background:none;border:1px solid rgba(255,255,255,.25);border-radius:10px;cursor:pointer;flex-direction:column;justify-content:center;align-items:center;gap:5px}
.nav__toggle span{width:20px;height:2px;background:#fff;border-radius:2px;transition:transform .25s,opacity .25s}
.nav__toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav__toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav__toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:12px 24px;border-radius:999px;font-weight:600;font-size:16px;text-decoration:none;border:2px solid transparent;cursor:pointer;font-family:var(--font-b);transition:transform .2s,box-shadow .2s,background .2s}
.btn--primary{background:var(--orange);color:var(--navy)}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 10px 24px -8px rgba(255,138,61,.7)}
.btn--ghost{background:transparent;border-color:currentColor}
.btn--light{background:#fff;color:var(--navy)}
.btn--sm{min-height:44px;padding:8px 18px;font-size:15px}
.btn--block{width:100%}
.nav .btn--primary{color:var(--navy)}

.hero{background:radial-gradient(1200px 600px at 80% -10%,#1f3d63 0,transparent 60%),var(--navy);color:#fff;padding:72px 0 96px;overflow:hidden}
.hero__grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.eyebrow{font-size:13px;letter-spacing:.14em;text-transform:uppercase;font-weight:600;color:var(--orange-ink);margin-bottom:14px}
.hero .eyebrow,.eyebrow--light{color:var(--orange)}
.accent{color:var(--orange)}
.lead{font-size:1.2rem;color:#cfd9e5;max-width:34em}
.hero__ctas{display:flex;gap:14px;flex-wrap:wrap;margin:28px 0 36px}
.hero .btn--ghost{color:#fff}
.trust{display:flex;gap:28px;list-style:none;padding:0;margin:0;flex-wrap:wrap;color:#b9c6d6;font-size:15px}
.trust strong{display:block;color:#fff;font-family:var(--font-h);font-size:1.25rem}
.hero__art{position:relative}
.house{width:100%;max-width:520px;margin-left:auto;filter:drop-shadow(0 30px 60px rgba(0,0,0,.4))}
.flow path{stroke-dasharray:14 12;animation:flow 2.4s linear infinite}
.flow--cool path{animation-duration:3s;animation-direction:reverse}
@keyframes flow{to{stroke-dashoffset:-104}}
.fan{transform-origin:386px 327px;animation:spin 1.6s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.glow{animation:glow 4s ease-in-out infinite}
@keyframes glow{50%{opacity:.6}}
.sun{animation:float 6s ease-in-out infinite}
@keyframes float{50%{transform:translateY(-6px)}}
.hero__card{position:absolute;left:4%;bottom:6%;background:#fff;color:var(--ink);border-radius:14px;padding:14px 18px;display:flex;gap:12px;align-items:center;box-shadow:var(--shadow);animation:float 5s ease-in-out infinite}
.hero__card strong{display:block;font-size:15px}
.hero__card span{font-size:13px;color:var(--muted)}
.hero__card .dot{width:10px;height:10px;border-radius:50%;background:#1f9d55;box-shadow:0 0 0 4px rgba(31,157,85,.18)}

.section{padding:96px 0}
.section--dark{background:var(--navy);color:#fff}
.section--dark p{color:#cfd9e5}
.section--tint{background:#f1ece3}
.section__head{max-width:680px;margin-bottom:48px}
.section__head p{color:var(--muted);font-size:1.08rem}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:28px;transition:transform .25s,box-shadow .25s,border-color .25s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:transparent}
.card p{color:var(--muted);margin:0}
.card__icon{width:48px;height:48px;border-radius:12px;background:var(--navy);display:grid;place-items:center;margin-bottom:18px}
.card__icon svg{width:24px;height:24px;fill:none;stroke:var(--orange);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

.area__grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.towns{list-style:none;padding:0;margin:24px 0 0;display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.towns li{background:var(--navy-2);border:1px solid var(--navy-3);border-radius:10px;padding:10px 12px;font-size:14px;color:#e7eef7}
.map{background:var(--navy-2);border:1px solid var(--navy-3);border-radius:24px;padding:16px}
.ring{transform-box:fill-box;transform-origin:center;animation:ring 2.4s ease-out infinite}
@keyframes ring{0%{transform:scale(.5);opacity:1}100%{transform:scale(1.8);opacity:0}}

.sample-label{display:inline-block;background:#fff3e8;color:var(--orange-ink);border:1px solid #ffd2b0;border-radius:999px;padding:6px 14px;font-size:14px !important;font-weight:600}
.reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.review{margin:0;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:28px;display:flex;flex-direction:column}
.stars{color:#b45309;letter-spacing:3px;font-size:18px;margin-bottom:12px}
.review blockquote{margin:0 0 20px;flex:1}
.review figcaption{display:flex;align-items:center;gap:12px;font-weight:600;font-size:15px;color:var(--muted)}
.avatar{width:40px;height:40px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center;font-size:13px}

.book__grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:56px;align-items:start}
.checks{list-style:none;padding:0;margin:24px 0 0}
.checks li{padding-left:32px;position:relative;margin-bottom:12px;font-weight:500}
.checks li::before{content:"";position:absolute;left:0;top:4px;width:20px;height:20px;border-radius:50%;background:var(--navy) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5 10l3 3 7-7' stroke='%23ff8a3d' stroke-width='2.4' fill='none'/%3E%3C/svg%3E") center/14px no-repeat}
.book{background:#fff;border-radius:24px;padding:32px;box-shadow:var(--shadow);position:relative}
.demo-chip{position:absolute;top:-14px;right:24px;background:var(--navy);color:#fff;font-size:12px;font-weight:600;padding:6px 12px;border-radius:999px}
fieldset{border:0;padding:0;margin:0 0 18px}
legend{font-weight:600;margin-bottom:10px;font-size:15px}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip input{position:absolute;opacity:0;pointer-events:none}
.chip span{display:inline-flex;align-items:center;min-height:44px;padding:8px 16px;border:1.5px solid #c9cfd6;border-radius:999px;cursor:pointer;font-size:15px;transition:all .2s}
.chip input:checked+span{background:var(--navy);border-color:var(--navy);color:#fff}
.chip input:focus-visible+span{outline:3px solid var(--orange);outline-offset:2px}
.row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:block;margin-bottom:16px}
.field span{display:block;font-weight:600;font-size:14px;margin-bottom:6px}
.field em{font-weight:400;color:var(--muted);font-style:normal}
.field input,.field select,.field textarea{width:100%;min-height:48px;padding:12px 14px;border:1.5px solid #c9cfd6;border-radius:12px;font:inherit;font-size:16px;background:#fff;color:var(--ink)}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--navy);outline:none;box-shadow:0 0 0 4px rgba(255,138,61,.3)}
.field.invalid input{border-color:#b42318}
.form-error{color:#b42318;font-weight:600;font-size:14px}
.success{text-align:center;padding:24px 8px}
.success__icon{width:64px;height:64px;border-radius:50%;background:#1f9d55;color:#fff;font-size:32px;display:grid;place-items:center;margin:0 auto 16px;animation:pop .5s cubic-bezier(.2,1.4,.4,1)}
@keyframes pop{from{transform:scale(.3);opacity:0}}
.success__demo{background:#fff3e8;color:#7a3208;border-radius:12px;padding:12px;font-size:14px}
.book.is-done > :not(.success):not(.demo-chip){display:none}

.cta-band{background:linear-gradient(120deg,var(--navy) 0%,#1d3a5e 100%);color:#fff;padding:64px 0}
.cta-band__inner{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.cta-band p{color:#cfd9e5;margin:0}
.cta-band h2{margin-bottom:.3em}
.cta-band__btns{display:flex;gap:12px;flex-wrap:wrap}

.footer{background:#08121d;color:#b9c6d6;padding:56px 0 28px;font-size:15px}
.footer__grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:32px;padding-bottom:32px;border-bottom:1px solid #1d2f45}
.footer__brand{font-family:var(--font-h);color:#fff;font-weight:700;font-size:18px}
.footer__h{color:#fff;font-weight:600}
.footer a{color:#fff}
.footer__bottom{display:flex;justify-content:space-between;align-items:center;padding-top:24px;gap:16px;flex-wrap:wrap}
.footer__bottom p{margin:0;font-size:14px}
.cairn-badge{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:8px 16px;border:1px solid #2c4562;border-radius:999px;text-decoration:none;font-size:13px;font-weight:500;color:#e7eef7 !important;transition:border-color .2s,background .2s}
.cairn-badge:hover{border-color:var(--orange);background:rgba(255,138,61,.08)}

/* Chat */
.chat-fab{position:fixed;right:20px;bottom:20px;z-index:60;display:flex;align-items:center;gap:10px;background:var(--navy);color:#fff;border:2px solid var(--orange);border-radius:999px;padding:12px 20px 12px 16px;min-height:56px;font:600 15px var(--font-b);cursor:pointer;box-shadow:0 16px 40px -10px rgba(13,27,42,.6);transition:transform .2s}
.chat-fab:hover{transform:translateY(-2px)}
.chat-fab[aria-expanded="true"]{display:none}
.chat{position:fixed;right:20px;bottom:20px;z-index:70;width:min(380px,calc(100vw - 24px));height:min(560px,calc(100vh - 40px));background:#fff;border-radius:22px;box-shadow:0 30px 80px -20px rgba(13,27,42,.55);display:flex;flex-direction:column;overflow:hidden;animation:chatIn .35s cubic-bezier(.2,.9,.3,1)}
.chat[hidden]{display:none}
@keyframes chatIn{from{opacity:0;transform:translateY(20px) scale(.97)}}
.chat__head{background:var(--navy);color:#fff;display:flex;align-items:center;gap:12px;padding:14px 10px 14px 16px}
.chat__avatar{width:40px;height:40px;border-radius:12px;background:var(--orange);color:var(--navy);font-weight:800;display:grid;place-items:center;font-family:var(--font-h)}
.chat__title{margin:0;font-weight:600}
.chat__sub{margin:0;font-size:12px;color:#b9c6d6}
.chat__head>div:nth-child(2){flex:1}
.chat__close{background:none;border:0;color:#fff;font-size:26px;width:44px;height:44px;cursor:pointer;border-radius:10px}
.chat__log{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px;background:#f6f4ef}
.msg{max-width:85%;padding:10px 14px;border-radius:16px;font-size:15px;line-height:1.45;animation:msgIn .3s ease}
@keyframes msgIn{from{opacity:0;transform:translateY(6px)}}
.msg--bot{background:#fff;border:1px solid var(--line);border-bottom-left-radius:4px;align-self:flex-start}
.msg--user{background:var(--navy);color:#fff;border-bottom-right-radius:4px;align-self:flex-end}
.msg--typing{display:flex;gap:4px;padding:14px}
.msg--typing i{width:7px;height:7px;border-radius:50%;background:#8a96a3;animation:bounce 1s infinite}
.msg--typing i:nth-child(2){animation-delay:.15s}.msg--typing i:nth-child(3){animation-delay:.3s}
@keyframes bounce{50%{transform:translateY(-4px)}}
.chat__quick{display:flex;flex-wrap:wrap;gap:8px;padding:10px 12px;background:#f6f4ef;border-top:1px solid var(--line)}
.chat__quick button{min-height:44px;padding:8px 14px;border-radius:999px;border:1.5px solid var(--navy);background:#fff;color:var(--navy);font:500 14px var(--font-b);cursor:pointer}
.chat__quick button:hover{background:var(--navy);color:#fff}
.chat__form{display:flex;gap:8px;padding:10px 12px;border-top:1px solid var(--line)}
.chat__form input{flex:1;min-height:44px;border:1.5px solid #c9cfd6;border-radius:999px;padding:0 16px;font:16px var(--font-b)}
.chat__form button{width:44px;height:44px;border-radius:50%;border:0;background:var(--orange);color:var(--navy);cursor:pointer;display:grid;place-items:center}

/* Reveal */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.8,.2,1)}
.reveal.in{opacity:1;transform:none}
.no-js .reveal{opacity:1;transform:none}

@media (max-width:960px){
  .hero__grid,.area__grid,.book__grid{grid-template-columns:1fr}
  .cards,.reviews{grid-template-columns:1fr 1fr}
  .hero{padding:48px 0 64px}
  .house{margin:0 auto;max-width:420px}
}
@media (max-width:720px){
  body{font-size:16px}
  .nav__toggle{display:flex}
  .nav ul{position:absolute;left:0;right:0;top:100%;background:var(--navy);flex-direction:column;align-items:stretch;padding:12px 20px 20px;gap:4px;display:none;border-bottom:1px solid var(--navy-3)}
  .nav ul.open{display:flex}
  .nav a{width:100%}
  .cards,.reviews,.row{grid-template-columns:1fr}
  .towns{grid-template-columns:1fr 1fr}
  .section{padding:64px 0}
  .book{padding:24px 18px}
  .emergency p{font-size:14px}
  .footer__grid{grid-template-columns:1fr}
  .chat-fab span{display:none}
  .chat-fab{padding:0;width:60px;height:60px;justify-content:center}
  .chat{right:12px;bottom:12px}
  .hero__card{left:0}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none !important;transition:none !important;scroll-behavior:auto !important}
  .reveal{opacity:1;transform:none}
}

.demo-note button{flex:none;height:44px !important;width:44px !important;margin:-6px 0}
.brand{min-height:44px}