/* Horton Heights Ltd — Kerb demo. Crafted, not templated. */
:root{
  --ink:#0c2e2f; --ink-soft:#34504f;
  --teal:#1a888c; --teal-700:#136a6e; --teal-900:#0f4042; --teal-950:#0a2d2f;
  --paper:#f5f2ec; --sand:#ece5d8; --white:#ffffff;
  --cream:#eef2ef; --cream-soft:#c4d3d1;
  --line:rgba(12,46,47,.14); --line-d:rgba(255,255,255,.16);
  --amber:#e08a36;
  --kerb:#2ee06a;
  --maxw:1240px; --gut:clamp(20px,5vw,72px);
  --r:14px;
  --f-disp:"Fraunces",Georgia,serif;
  --f-ui:"Hanken Grotesk",-apple-system,system-ui,sans-serif;
  --ease:cubic-bezier(.16,1,.3,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  font-family:var(--f-ui);background:var(--paper);color:var(--ink);
  line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden;
  font-size:clamp(16px,1.05vw,17.5px);
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
h1,h2,h3{font-family:var(--f-disp);font-weight:600;line-height:1.04;letter-spacing:-.02em}
.wrap{max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gut)}
.eyebrow{font-family:var(--f-ui);font-weight:700;font-size:.72rem;letter-spacing:.22em;
  text-transform:uppercase;color:var(--teal);display:inline-flex;align-items:center;gap:.6em}
.eyebrow::before{content:"";width:26px;height:1.5px;background:var(--teal);display:inline-block}
.on-dark .eyebrow{color:#74c9cb}.on-dark .eyebrow::before{background:#74c9cb}
em.ink{font-style:italic;color:var(--teal)}
.btn{display:inline-flex;align-items:center;gap:.55em;font-family:var(--f-ui);font-weight:700;
  font-size:.95rem;letter-spacing:.01em;padding:.92em 1.5em;border-radius:100px;cursor:pointer;
  border:1.5px solid transparent;transition:transform .4s var(--ease),background .25s,color .25s,box-shadow .25s;will-change:transform}
.btn svg{width:1.05em;height:1.05em}
.btn-primary{background:var(--teal);color:#fff;box-shadow:0 8px 26px -10px rgba(26,136,140,.7)}
.btn-primary:hover{background:var(--teal-700);transform:translateY(-2px)}
.btn-ghost{border-color:var(--line);color:var(--ink);background:transparent}
.btn-ghost:hover{border-color:var(--teal);color:var(--teal);transform:translateY(-2px)}
.on-dark .btn-ghost{border-color:var(--line-d);color:#fff}
.on-dark .btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.btn-light{background:#fff;color:var(--teal-900)}
.btn-light:hover{transform:translateY(-2px);box-shadow:0 12px 30px -12px rgba(0,0,0,.5)}

/* ---------- header ---------- */
.hdr{position:fixed;inset:0 0 auto;z-index:60;padding:18px 0;transition:background .35s,box-shadow .35s,padding .35s}
.hdr.scrolled{background:rgba(245,242,236,.92);backdrop-filter:blur(12px);box-shadow:0 1px 0 var(--line);padding:10px 0}
.hdr-in{display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:12px;color:#fff}
.hdr.scrolled .brand{color:var(--ink)}
.brand .mark{width:42px;height:42px;flex:none;border-radius:11px;background:var(--teal);
  display:grid;place-items:center;box-shadow:inset 0 0 0 1.5px rgba(255,255,255,.18)}
.brand .mark svg{width:24px;height:24px}
.brand .nm{font-family:var(--f-disp);font-weight:600;font-size:1.18rem;line-height:1;letter-spacing:-.01em}
.brand .nm small{display:block;font-family:var(--f-ui);font-weight:700;font-size:.56rem;
  letter-spacing:.32em;text-transform:uppercase;opacity:.7;margin-top:4px}
.nav{display:flex;align-items:center;gap:30px}
.nav a.lk{font-weight:600;font-size:.93rem;color:#eaf3f2;position:relative;padding:4px 0}
.hdr.scrolled .nav a.lk{color:var(--ink-soft)}
.nav a.lk::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:2px;background:var(--teal);transition:width .35s var(--ease)}
.nav a.lk:hover::after{width:100%}
.nav a.lk:hover{color:#fff}.hdr.scrolled .nav a.lk:hover{color:var(--teal)}
.nav>.btn{display:none}
.hero .eyebrow{color:#cbeceb}.hero .eyebrow::before{background:#cbeceb}
.hdr-cta{display:flex;align-items:center;gap:18px}
.hdr-tel{display:flex;align-items:center;gap:8px;font-weight:800;color:#fff;font-size:.98rem}
.hdr.scrolled .hdr-tel{color:var(--ink)}
.hdr-tel svg{width:17px;height:17px;color:var(--teal)}
.burger{display:none;width:44px;height:44px;border:1.5px solid var(--line-d);border-radius:11px;
  background:transparent;cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:5px}
.hdr.scrolled .burger{border-color:var(--line)}
.burger span{width:20px;height:2px;background:#fff;transition:.3s var(--ease)}
.hdr.scrolled .burger span{background:var(--ink)}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100svh;display:flex;align-items:flex-end;
  padding:140px 0 56px;color:#fff;overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:-2}
.hero-bg img{width:100%;height:100%;object-fit:cover;transform:scale(1.06);animation:kb 18s var(--ease) forwards}
@keyframes kb{to{transform:scale(1)}}
@media(prefers-reduced-motion:reduce){.hero-bg img{animation:none;transform:none}}
.hero::after{content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(180deg,rgba(10,45,47,.62) 0%,rgba(10,45,47,.28) 38%,rgba(10,45,47,.78) 100%)}
.hero-in{max-width:980px}
.hero h1{font-size:clamp(2.7rem,7.2vw,6rem);font-weight:600;letter-spacing:-.025em;text-wrap:balance}
.hero h1 .lead{display:block;font-style:italic;font-weight:400;color:#bfe6e6}
.hero p.sub{font-size:clamp(1.05rem,1.7vw,1.32rem);max-width:50ch;margin-top:26px;color:#e7f1f0}
.hero-act{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.hero-trust{display:flex;flex-wrap:wrap;gap:10px 26px;margin-top:34px;font-size:.86rem;color:#cfe4e3;font-weight:600}
.hero-trust span{display:inline-flex;align-items:center;gap:8px}
.hero-trust svg{width:16px;height:16px;color:#74c9cb}
.scroll-cue{position:absolute;right:var(--gut);bottom:46px;writing-mode:vertical-rl;
  font-size:.68rem;letter-spacing:.28em;text-transform:uppercase;color:#bfe6e6;display:flex;align-items:center;gap:14px}
.scroll-cue::after{content:"";width:1.5px;height:48px;background:linear-gradient(#74c9cb,transparent);animation:cue 2.2s var(--ease) infinite}
@keyframes cue{0%{transform:scaleY(0);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}51%{transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}

/* ---------- sections ---------- */
section{position:relative}
.pad{padding:clamp(72px,11vw,140px) 0}
.pad-s{padding:clamp(56px,8vw,104px) 0}
.bg-paper{background:var(--paper)}
.bg-sand{background:var(--sand)}
.bg-dark{background:var(--teal-900);color:var(--cream)}
.bg-dark h2,.bg-dark h3{color:#fff}
.sec-head{max-width:760px}
.sec-head h2{font-size:clamp(2.1rem,4.6vw,3.7rem);margin-top:18px}
.sec-head p{margin-top:18px;font-size:1.08rem;color:var(--ink-soft);max-width:60ch}
.bg-dark .sec-head p{color:var(--cream-soft)}

/* intro / mission */
.intro-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(36px,6vw,90px);align-items:center}
.intro-lead{font-family:var(--f-disp);font-size:clamp(1.6rem,3vw,2.5rem);font-weight:500;line-height:1.18;letter-spacing:-.02em}
.intro-lead b{color:var(--teal);font-weight:600}
.intro-body{margin-top:22px;color:var(--ink-soft);font-size:1.05rem}
.intro-stats{display:grid;gap:2px;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:var(--line)}
.intro-stats div{background:var(--paper);padding:26px 28px}
.intro-stats .n{font-family:var(--f-disp);font-size:2.6rem;font-weight:600;color:var(--teal);line-height:1}
.intro-stats .l{margin-top:8px;font-weight:600;color:var(--ink-soft);font-size:.92rem}

/* services — editorial, not a card grid */
.svc{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,4vw,56px);align-items:center;margin-top:64px}
.svc:nth-child(even) .svc-media{order:2}
.svc-media{position:relative;border-radius:18px;overflow:hidden;aspect-ratio:4/3;box-shadow:0 30px 60px -34px rgba(12,46,47,.55)}
.svc-media img{width:100%;height:100%;object-fit:cover;transition:transform 1.1s var(--ease)}
.svc:hover .svc-media img{transform:scale(1.05)}
.svc-media .tag{position:absolute;left:16px;bottom:16px;background:rgba(10,45,47,.78);backdrop-filter:blur(6px);
  color:#fff;font-weight:700;font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;padding:8px 14px;border-radius:100px}
.svc-txt h3{font-size:clamp(1.5rem,2.6vw,2.15rem)}
.svc-txt p{margin-top:14px;color:var(--ink-soft)}
.svc-list{list-style:none;margin-top:20px;display:flex;flex-wrap:wrap;gap:8px}
.svc-list li{font-weight:600;font-size:.86rem;padding:7px 14px;border:1px solid var(--line);border-radius:100px;color:var(--ink-soft)}
.svc-num{font-family:var(--f-disp);font-size:.95rem;color:var(--teal);font-weight:600;letter-spacing:.04em}

/* all-services chips */
.cover{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:1px;margin-top:50px;
  border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:var(--line)}
.cover div{background:var(--paper);padding:24px 24px 28px;transition:background .3s}
.cover div:hover{background:var(--white)}
.cover .ico{width:30px;height:30px;color:var(--teal)}
.cover h4{font-family:var(--f-ui);font-weight:800;font-size:1.02rem;margin:14px 0 6px}
.cover p{font-size:.92rem;color:var(--ink-soft)}

/* gallery — editorial varied spans */
.gal{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:200px;gap:14px;margin-top:54px;grid-auto-flow:dense}
.gal figure{position:relative;overflow:hidden;border-radius:14px;background:var(--teal-950)}
.gal img{width:100%;height:100%;object-fit:cover;transition:transform 1.1s var(--ease)}
.gal figure:hover img{transform:scale(1.06)}
.gal figcaption{position:absolute;left:0;right:0;bottom:0;padding:30px 18px 16px;color:#fff;font-weight:700;
  font-size:.9rem;background:linear-gradient(transparent,rgba(8,40,42,.8));opacity:0;transform:translateY(8px);transition:.45s var(--ease)}
.gal figure:hover figcaption{opacity:1;transform:none}
.gal .f-2x2{grid-column:span 2;grid-row:span 2}
.gal .f-2w{grid-column:span 2}
.gal .f-2h{grid-row:span 2}

/* process */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;margin-top:60px;counter-reset:s}
.step{position:relative;padding-top:30px;border-top:2px solid rgba(255,255,255,.18)}
.step::before{counter-increment:s;content:"0" counter(s);position:absolute;top:-2px;left:0;
  font-family:var(--f-disp);font-size:.95rem;font-weight:600;color:#74c9cb;
  background:var(--teal-900);padding-right:14px;transform:translateY(-50%)}
.step h3{font-size:1.3rem;margin-bottom:10px}
.step p{color:var(--cream-soft);font-size:.96rem}

/* why */
.why{display:grid;grid-template-columns:repeat(2,1fr);gap:0;margin-top:54px;
  border-top:1px solid var(--line);border-left:1px solid var(--line)}
.why div{padding:30px 32px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.why .ico{width:26px;height:26px;color:var(--teal);margin-bottom:14px}
.why h4{font-family:var(--f-ui);font-weight:800;font-size:1.08rem;margin-bottom:8px}
.why p{color:var(--ink-soft);font-size:.96rem}

/* areas */
.areas-in{display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(30px,5vw,70px);align-items:start}
.area-list{display:flex;flex-wrap:wrap;gap:10px}
.area-list span{font-weight:600;font-size:.92rem;padding:9px 16px;border-radius:100px;
  background:rgba(255,255,255,.06);border:1px solid var(--line-d)}
.area-list span.hot{background:var(--teal);border-color:var(--teal);color:#fff}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(36px,5vw,72px);align-items:start}
.contact-info .line{display:flex;gap:16px;align-items:flex-start;padding:20px 0;border-bottom:1px solid var(--line)}
.contact-info .line:first-of-type{border-top:1px solid var(--line)}
.contact-info .ico{width:22px;height:22px;color:var(--teal);flex:none;margin-top:3px}
.contact-info .k{font-weight:800;font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-soft)}
.contact-info .v{font-family:var(--f-disp);font-size:1.45rem;font-weight:600;margin-top:3px}
.contact-info .v a:hover{color:var(--teal)}
.form{background:var(--white);border:1px solid var(--line);border-radius:18px;padding:clamp(24px,3vw,36px);
  box-shadow:0 40px 80px -50px rgba(12,46,47,.5)}
.form h3{font-size:1.5rem;margin-bottom:6px}
.form p.sm{color:var(--ink-soft);font-size:.93rem;margin-bottom:22px}
.fld{margin-bottom:16px}
.fld label{display:block;font-weight:700;font-size:.82rem;margin-bottom:7px;color:var(--ink-soft)}
.fld input,.fld textarea,.fld select{width:100%;font-family:var(--f-ui);font-size:1rem;color:var(--ink);
  padding:13px 15px;border:1.5px solid var(--line);border-radius:11px;background:var(--paper);transition:border .25s,background .25s}
.fld input:focus,.fld textarea:focus,.fld select:focus{outline:none;border-color:var(--teal);background:#fff}
.fld textarea{resize:vertical;min-height:110px}
.f-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form .btn{width:100%;justify-content:center;margin-top:6px}
.form-note{font-size:.8rem;color:var(--ink-soft);margin-top:14px;text-align:center}
.form-ok{display:none;text-align:center;padding:30px 10px}
.form-ok.show{display:block}
.form-ok svg{width:54px;height:54px;color:var(--teal);margin:0 auto 14px}
.form-ok h3{margin-bottom:8px}

/* footer */
.ftr{background:var(--teal-950);color:#cfe0df;padding:72px 0 30px}
.ftr-top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;padding-bottom:40px;border-bottom:1px solid var(--line-d)}
.ftr .brand{color:#fff;margin-bottom:18px}
.ftr p{font-size:.95rem;max-width:34ch}
.ftr h5{font-family:var(--f-ui);font-weight:800;font-size:.74rem;letter-spacing:.18em;text-transform:uppercase;color:#fff;margin-bottom:16px}
.ftr ul{list-style:none;display:grid;gap:9px}
.ftr ul a{font-size:.95rem}.ftr ul a:hover{color:#fff}
.ftr-bot{display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;padding-top:26px;font-size:.85rem}
.kerb{color:#cfe0df}.kerb a{color:var(--kerb);font-weight:700}.kerb a:hover{text-decoration:underline}

/* reveals */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal[data-d="1"]{transition-delay:.08s}.reveal[data-d="2"]{transition-delay:.16s}
.reveal[data-d="3"]{transition-delay:.24s}.reveal[data-d="4"]{transition-delay:.32s}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* responsive */
@media(max-width:1000px){
  .gal{grid-template-columns:repeat(2,1fr);grid-auto-rows:180px}
  .gal .f-2x2{grid-column:span 2;grid-row:span 2}
  .steps{grid-template-columns:1fr 1fr;gap:34px}
  .ftr-top{grid-template-columns:1fr 1fr}
}
@media(max-width:820px){
  .nav,.hdr-tel{display:none}.burger{display:flex}
  .hdr-cta .btn{display:none}
  .nav.open{display:flex;position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:flex-start;
    gap:6px;background:var(--paper);padding:18px var(--gut) 26px;box-shadow:0 20px 40px -20px rgba(0,0,0,.3)}
  .nav.open a.lk{color:var(--ink);width:100%;padding:10px 0;border-bottom:1px solid var(--line)}
  .nav.open .btn{display:inline-flex;margin-top:12px}
  .intro-grid,.svc,.areas-in,.contact-grid{grid-template-columns:1fr;gap:34px}
  .svc:nth-child(even) .svc-media{order:0}
  .intro-stats{grid-template-columns:1fr 1fr}
  .why{grid-template-columns:1fr}
  .f-row{grid-template-columns:1fr}
}
@media(max-width:520px){
  .gal{grid-template-columns:1fr;grid-auto-rows:240px}
  .gal .f-2x2,.gal .f-2w,.gal .f-2h{grid-column:auto;grid-row:auto}
  .steps,.intro-stats{grid-template-columns:1fr}
  .ftr-top{grid-template-columns:1fr}
}