/* ============================================================
   Pool Emporium — design system
   Architecture modeled on price-pierce.co.uk, rebuilt for pools.
   Palette: brand royal #28409D + powder #B0CEE6, foam + sand neutrals.
   Type: Bricolage Grotesque (display) / Instrument Sans (body).
   ============================================================ */

:root{
  --ink:#0D1B3E;
  --royal:#28409D;
  --royal-deep:#1C2F78;
  --powder:#B0CEE6;
  --foam:#F0F5FA;
  --sand:#F5F1E8;
  --white:#FFFFFF;
  --line:rgba(13,27,62,.12);

  --font-display:"Bricolage Grotesque", "Instrument Sans", sans-serif;
  --font-body:"Instrument Sans", system-ui, sans-serif;

  --max:1240px;
  --pad:clamp(20px, 4vw, 48px);
  --radius:20px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
}
body{
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--white);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:inherit}

.wrap{max-width:var(--max);margin:0 auto;padding-left:var(--pad);padding-right:var(--pad)}

/* ---------- reveal on scroll ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s ease, transform .7s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion: reduce){.reveal{opacity:1;transform:none}}

/* ---------- utility bar ---------- */
.utility{
  background:var(--royal);
  color:#fff;
  font-size:.83rem;
  font-weight:500;
}
.utility .wrap{
  display:flex;justify-content:space-between;align-items:center;
  gap:16px;padding-top:8px;padding-bottom:8px;
}
.utility a{color:#fff;text-decoration:none}
.utility a:hover{text-decoration:underline}
.utility .u-right{display:flex;gap:20px;align-items:center}
.utility .u-note{color:var(--powder)}
@media(max-width:640px){
  .utility .u-note{display:none}
}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.site-header .wrap{
  display:flex;align-items:center;justify-content:space-between;
  gap:24px;padding-top:14px;padding-bottom:14px;
}
.brand img{height:44px;width:auto}
.nav{display:flex;align-items:center;gap:28px;font-weight:500;font-size:.95rem}
.nav a{text-decoration:none;color:var(--ink)}
.nav a:hover{color:var(--royal)}
.nav .btn{color:#fff}

/* services dropdown */
.dd{position:relative}
.dd > button{
  font:inherit;font-weight:500;background:none;border:0;cursor:pointer;
  color:var(--ink);display:flex;align-items:center;gap:6px;padding:6px 0;
}
.dd > button:hover{color:var(--royal)}
.dd .caret{width:9px;height:9px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg) translateY(-2px)}
.dd-menu{
  position:absolute;top:calc(100% + 10px);left:50%;transform:translateX(-50%);
  background:#fff;border:1px solid var(--line);border-radius:14px;
  box-shadow:0 18px 50px rgba(13,27,62,.14);
  min-width:280px;padding:10px;display:none;
}
.dd.open .dd-menu, .dd:focus-within .dd-menu{display:block}
.dd-menu a{
  display:block;padding:11px 14px;border-radius:10px;
  text-decoration:none;font-size:.93rem;
}
.dd-menu a:hover{background:var(--foam);color:var(--royal)}
.dd-menu .dd-note{padding:6px 14px 8px;font-size:.75rem;letter-spacing:.08em;text-transform:uppercase;color:rgba(13,27,62,.5);font-weight:600}

.hamburger{display:none;background:none;border:0;cursor:pointer;padding:8px}
.hamburger span{display:block;width:24px;height:2px;background:var(--ink);margin:5px 0;border-radius:2px}

@media(max-width:920px){
  .hamburger{display:block}
  .nav{
    position:fixed;inset:0;top:0;background:#fff;z-index:70;
    flex-direction:column;justify-content:center;gap:22px;font-size:1.15rem;
    display:none;
  }
  .nav.open{display:flex}
  .dd-menu{position:static;transform:none;box-shadow:none;border:0;min-width:0;text-align:center}
  .nav-close{position:absolute;top:22px;right:26px;background:none;border:0;font-size:2rem;line-height:1;cursor:pointer;color:var(--ink)}
}
.nav-close{display:none}
@media(max-width:920px){.nav-close{display:block}}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  background:var(--royal);color:#fff;
  font-weight:600;font-size:.95rem;
  padding:13px 26px;border-radius:999px;
  text-decoration:none;border:2px solid var(--royal);
  transition:background .2s ease,border-color .2s ease,color .2s ease;
  cursor:pointer;font-family:var(--font-body);
}
.btn:hover{background:var(--royal-deep);border-color:var(--royal-deep)}
.btn.ghost{background:transparent;color:var(--royal)}
.btn.ghost:hover{background:var(--royal);color:#fff}
.btn.on-dark{background:#fff;color:var(--royal);border-color:#fff}
.btn.on-dark:hover{background:var(--powder);border-color:var(--powder);color:var(--royal-deep)}
.btn.ghost.on-dark{background:transparent;color:#fff;border-color:rgba(255,255,255,.7)}
.btn.ghost.on-dark:hover{background:#fff;color:var(--royal)}

/* ---------- type ---------- */
.eyebrow{
  display:inline-block;
  font-size:.78rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--royal);margin-bottom:14px;
}
h1,h2,h3{font-family:var(--font-display);line-height:1.08;font-weight:700;letter-spacing:-.01em}
.display-xl{font-size:clamp(2.6rem,6vw,4.6rem)}
.display-lg{font-size:clamp(2rem,4.4vw,3.2rem)}
.display-md{font-size:clamp(1.5rem,2.8vw,2.1rem)}
.lede{font-size:clamp(1.05rem,1.6vw,1.25rem);color:rgba(13,27,62,.78);max-width:62ch}
.accent{color:var(--powder)}
.accent-royal{color:var(--royal)}

/* ---------- hero ---------- */
.hero{position:relative;min-height:min(88vh,760px);display:flex;align-items:flex-end;color:#fff;overflow:hidden}
.hero-media{position:absolute;inset:0}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(to top, rgba(13,27,62,.82) 0%, rgba(13,27,62,.35) 45%, rgba(13,27,62,.12) 100%);
}
.hero .wrap{position:relative;z-index:2;padding-bottom:clamp(48px,8vh,96px);padding-top:120px;width:100%}
.hero h1{max-width:14ch}
.hero .lede{color:rgba(255,255,255,.88);margin-top:20px}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}

/* waterline divider — signature element */
.waterline{display:block;width:100%;height:56px;margin-top:-1px}
.waterline.flip{transform:scaleY(-1)}

/* ---------- intro + stats ---------- */
.intro{padding:clamp(56px,9vw,110px) 0}
.intro-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(32px,6vw,80px);align-items:center}
.intro-photo{border-radius:50%;aspect-ratio:1;object-fit:cover;width:min(360px,80%);margin-inline:auto;box-shadow:0 24px 60px rgba(40,64,157,.22)}
.stats{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
  margin-top:clamp(40px,6vw,72px);
  border-top:1px solid var(--line);padding-top:clamp(28px,4vw,44px);
}
.stat b{font-family:var(--font-display);font-size:clamp(2.2rem,4.5vw,3.4rem);font-weight:800;color:var(--royal);display:block;line-height:1}
.stat span{font-size:.92rem;color:rgba(13,27,62,.7);display:block;margin-top:8px;max-width:22ch}
@media(max-width:820px){
  .intro-grid{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr;gap:28px}
}

/* ---------- sections ---------- */
.section{padding:clamp(56px,9vw,110px) 0}
.section.tint{background:var(--foam)}
.section.sand{background:var(--sand)}
.section-head{max-width:760px;margin-bottom:clamp(32px,5vw,56px)}
.cards-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.diff-card{background:#fff;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);display:flex;flex-direction:column}
.diff-card img{aspect-ratio:4/3.4;object-fit:cover;width:100%}
.diff-card .pad{padding:26px 26px 30px}
.diff-card h3{font-size:1.25rem;margin-bottom:10px}
.diff-card p{font-size:.95rem;color:rgba(13,27,62,.75)}
@media(max-width:860px){.cards-3{grid-template-columns:1fr}}

/* ---------- legacy service cards (kept for subpages/back-compat) ---------- */
.svc-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.svc-card{
  position:relative;border-radius:var(--radius);overflow:hidden;
  text-decoration:none;color:#fff;display:block;aspect-ratio:16/10;
}
.svc-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.svc-card:hover img{transform:scale(1.045)}
.svc-card::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(to top, rgba(13,27,62,.78), rgba(13,27,62,.05) 60%);
}
.svc-card .label{
  position:absolute;left:26px;right:26px;bottom:24px;z-index:2;
  display:flex;justify-content:space-between;align-items:flex-end;gap:16px;
}
.svc-card h3{font-size:clamp(1.25rem,2vw,1.6rem)}
.svc-card .sub{font-size:.9rem;color:rgba(255,255,255,.85);margin-top:6px;max-width:40ch}
.svc-card .arrow{
  flex:none;width:46px;height:46px;border-radius:50%;
  border:2px solid rgba(255,255,255,.85);
  display:grid;place-items:center;font-size:1.15rem;
  transition:background .25s ease;
}
.svc-card:hover .arrow{background:var(--royal)}
@media(max-width:820px){.svc-grid{grid-template-columns:1fr}}

/* ---------- visit / store ---------- */
.visit-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,6vw,72px);align-items:start}
.hours{width:100%;border-collapse:collapse;font-size:.98rem}
.hours td{padding:11px 0;border-bottom:1px solid var(--line)}
.hours td:last-child{text-align:right;font-weight:600}
.hours tr.today td{color:var(--royal);font-weight:700}
.visit-block h3{font-size:1.05rem;margin-bottom:6px}
.visit-block{margin-bottom:26px}
.visit-block a{color:var(--royal);font-weight:600;text-decoration:none}
.visit-block a:hover{text-decoration:underline}
.map-embed{border:0;width:100%;height:100%;min-height:380px;border-radius:var(--radius)}
@media(max-width:820px){.visit-grid{grid-template-columns:1fr}.map-embed{min-height:300px}}

/* ---------- booking form ---------- */
.book-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(32px,6vw,72px)}
.form{display:grid;gap:16px}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form label{font-size:.85rem;font-weight:600;display:block;margin-bottom:6px}
.form input,.form select,.form textarea{
  width:100%;font:inherit;color:var(--ink);
  padding:13px 15px;border:1.5px solid var(--line);border-radius:12px;
  background:#fff;transition:border-color .2s ease;
}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--royal)}
.form textarea{min-height:110px;resize:vertical}
.form-note{font-size:.85rem;color:rgba(13,27,62,.6)}
.form-status{font-weight:600;font-size:.95rem;min-height:1.4em}
.form-status.ok{color:#1B7A43}
.form-status.err{color:#B3261E}
@media(max-width:820px){.book-grid{grid-template-columns:1fr}.form .row{grid-template-columns:1fr}}

/* ---------- big CTA ---------- */
.big-cta{background:var(--royal);color:#fff;text-align:left;position:relative;overflow:hidden}
.big-cta .wrap{padding-top:clamp(70px,11vw,130px);padding-bottom:clamp(70px,11vw,130px);position:relative;z-index:2}
.big-cta h2{font-size:clamp(2.4rem,6vw,4.4rem);max-width:16ch}
.big-cta h2 a{color:var(--powder);text-decoration:none;border-bottom:4px solid var(--powder)}
.big-cta h2 a:hover{color:#fff;border-color:#fff}
.big-cta .splash{
  position:absolute;right:-6%;bottom:-18%;width:46%;opacity:.16;z-index:1;pointer-events:none;
}

/* ---------- footer ---------- */
.footer{background:var(--ink);color:rgba(255,255,255,.82);font-size:.92rem}
.footer .wrap{padding-top:56px;padding-bottom:40px}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:36px;margin-bottom:44px}
.footer h4{color:#fff;font-size:.85rem;letter-spacing:.1em;text-transform:uppercase;margin-bottom:14px;font-weight:700}
.footer a{color:rgba(255,255,255,.82);text-decoration:none;display:block;padding:4px 0}
.footer a:hover{color:#fff}
.footer .brandmark img{height:40px;filter:brightness(0) invert(1);opacity:.95;margin-bottom:16px}
.footer-legal{
  border-top:1px solid rgba(255,255,255,.14);
  padding-top:22px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:.84rem;color:rgba(255,255,255,.6);
}
.footer-legal .lic{font-weight:600;color:rgba(255,255,255,.78)}
@media(max-width:820px){.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.footer-grid{grid-template-columns:1fr}}

/* ---------- service detail pages ---------- */
.page-hero{position:relative;min-height:420px;display:flex;align-items:flex-end;color:#fff;overflow:hidden}
.page-hero .hero-media img{width:100%;height:100%;object-fit:cover}
.page-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(to top, rgba(13,27,62,.8), rgba(13,27,62,.2))}
.page-hero .wrap{position:relative;z-index:2;padding-bottom:52px;padding-top:120px;width:100%}
.page-hero .eyebrow{color:var(--powder)}

.article{padding:clamp(48px,8vw,90px) 0}
.article-grid{display:grid;grid-template-columns:1fr 340px;gap:clamp(36px,6vw,80px);align-items:start}
.article-body h2{font-size:clamp(1.4rem,2.4vw,1.85rem);margin:2.2em 0 .7em}
.article-body h2:first-child{margin-top:0}
.article-body p{margin-bottom:1.1em;color:rgba(13,27,62,.82)}
.article-body ul{margin:0 0 1.3em 1.2em;color:rgba(13,27,62,.82)}
.article-body li{margin-bottom:.55em}
.article-body li b{color:var(--ink)}
.aside-card{
  position:sticky;top:110px;
  background:var(--foam);border-radius:var(--radius);padding:30px;
}
.aside-card h3{font-size:1.2rem;margin-bottom:10px}
.aside-card p{font-size:.93rem;color:rgba(13,27,62,.75);margin-bottom:18px}
.aside-card .btn{width:100%;justify-content:center;margin-bottom:10px}
.aside-card .tel{display:block;text-align:center;font-weight:700;color:var(--royal);text-decoration:none;margin-top:6px}
.aside-list{list-style:none;margin-top:22px;border-top:1px solid var(--line);padding-top:18px}
.aside-list a{display:block;padding:8px 0;text-decoration:none;font-weight:600;font-size:.92rem;color:var(--ink)}
.aside-list a:hover{color:var(--royal)}
.aside-list a.current{color:var(--royal)}
@media(max-width:900px){.article-grid{grid-template-columns:1fr}.aside-card{position:static}}

/* ============================================================
   v2 — depth-descent homepage
   ============================================================ */

/* depth gauge (desktop only) */
.depth-gauge{
  position:fixed;left:22px;top:50%;transform:translateY(-50%);
  height:300px;z-index:50;display:flex;gap:12px;
}
.dg-track{position:relative;width:2px;background:rgba(13,27,62,.15);border-radius:2px}
.dg-fill{position:absolute;top:0;left:0;width:100%;height:0;background:var(--royal);border-radius:2px;transition:height .15s linear}
.dg-labels{display:flex;flex-direction:column;justify-content:space-between}
.dg-labels span{
  font-size:.6rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:rgba(13,27,62,.35);transition:color .3s ease;
}
.dg-labels span.active{color:var(--royal)}
@media(max-width:1180px){.depth-gauge{display:none}}

/* scroll cue */
.scroll-cue{
  margin-top:44px;display:inline-flex;align-items:center;gap:12px;
  font-size:.72rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase;
  color:rgba(255,255,255,.75);
}
.scroll-cue span{display:block;width:1.5px;height:34px;background:rgba(255,255,255,.6);position:relative;overflow:hidden}
.scroll-cue span::after{content:"";position:absolute;top:-40%;left:0;width:100%;height:40%;background:#fff;animation:drip 1.8s ease-in-out infinite}
@keyframes drip{to{top:110%}}

/* open-now badge */
.open-now{
  display:inline-flex;align-items:center;gap:9px;
  font-weight:700;font-size:.9rem;color:var(--ink);
  background:#fff;border:1px solid var(--line);border-radius:999px;padding:9px 18px;
}
.open-now::before{content:"";width:9px;height:9px;border-radius:50%;background:#22A05B;flex:none}
.open-now.closed::before{background:#C7443A}
.open-now.big{font-size:1rem;margin-bottom:22px}
.open-line{margin-top:26px}

/* service index — typographic rows + sticky preview */
.svc-index{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(32px,5vw,64px);align-items:start}
.svc-rows{border-top:1.5px solid var(--line)}
.svc-row{
  display:flex;align-items:center;gap:22px;
  padding:30px 6px;border-bottom:1.5px solid var(--line);
  text-decoration:none;transition:padding-left .35s ease,background .35s ease;
}
.svc-row h3{font-size:clamp(1.35rem,2.4vw,1.9rem);transition:color .25s ease}
.svc-row p{font-size:.92rem;color:rgba(13,27,62,.65);margin-top:6px;max-width:46ch}
.svc-row .arrow{
  margin-left:auto;flex:none;width:44px;height:44px;border-radius:50%;
  border:2px solid var(--line);display:grid;place-items:center;
  color:var(--ink);font-size:1.1rem;transition:all .25s ease;
}
.svc-row:hover{padding-left:18px}
.svc-row:hover h3{color:var(--royal)}
.svc-row:hover .arrow{background:var(--royal);border-color:var(--royal);color:#fff}
.svc-thumb{display:none;width:78px;height:78px;border-radius:16px;object-fit:cover;flex:none}
.svc-preview{
  position:sticky;top:120px;border-radius:var(--radius);overflow:hidden;
  aspect-ratio:4/3.4;background:var(--powder);
}
.svc-preview img{width:100%;height:100%;object-fit:cover;transition:opacity .35s ease,transform .6s ease}
.svc-preview.swap img{opacity:0}
.svc-preview:hover img{transform:scale(1.03)}
.svc-preview-hint{
  position:absolute;left:18px;bottom:14px;z-index:2;
  font-size:.68rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:#fff;background:rgba(13,27,62,.55);padding:7px 14px;border-radius:999px;backdrop-filter:blur(6px);
}
@media(max-width:900px){
  .svc-index{grid-template-columns:1fr}
  .svc-preview{display:none}
  .svc-thumb{display:block}
  .svc-row{padding:22px 0}
  .svc-row:hover{padding-left:0}
}

/* difference — editorial spread with overlapping photos */
.diff-ed{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(40px,6vw,88px);align-items:center}
.diff-entries{margin-top:34px}
.diff-entry{border-top:1.5px solid var(--line);padding:24px 0}
.diff-entry h3{font-size:1.2rem;margin-bottom:8px}
.diff-entry p{font-size:.95rem;color:rgba(13,27,62,.75);max-width:52ch}
.diff-stack{position:relative;min-height:480px}
.diff-stack img{border-radius:var(--radius);object-fit:cover;box-shadow:0 24px 60px rgba(13,27,62,.18)}
.stack-a{width:78%;aspect-ratio:4/4.6;position:relative;z-index:1}
.stack-b{width:56%;aspect-ratio:1;position:absolute;right:0;bottom:-6%;z-index:2;border:8px solid #fff}
@media(max-width:900px){
  .diff-ed{grid-template-columns:1fr}
  .diff-stack{min-height:0;margin-top:10px}
  .stack-b{bottom:-24px}
}

/* store card */
.store-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:clamp(26px,4vw,40px)}
.section.sand .store-card{box-shadow:0 18px 48px rgba(13,27,62,.08)}

/* deep-end CTA */
.big-cta.deep{background:var(--ink)}
.big-cta.deep h2 a{color:var(--powder);border-color:var(--powder)}
.big-cta.deep h2 a:hover{color:#fff;border-color:#fff}