/* =============================================================
   Eau Claire Spray Foam Pro — main stylesheet
   Cool-professional: deep navy + steel grey + electric azure
   Hand-rolled, token-based, mobile-first. No framework.
   ============================================================= */

:root{
  /* palette */
  --navy-900:#0A1F38; --navy:#0E2A47; --navy-700:#16395E;
  --steel:#5B6B7C; --slate-100:#EEF2F6; --slate-50:#F6F8FA;
  --accent:#1E8FD5; --accent-dark:#1577B5; --accent-soft:#D6ECF8;
  --accent-warm:#F2A33C;
  --ink:#13202E; --muted:#5B6B7C; --line:#DCE3EA; --surface:#fff;
  --success:#1F9D6B; --error:#C2453A;
  /* spacing scale */
  --s1:.25rem; --s2:.5rem; --s3:.75rem; --s4:1rem; --s5:1.5rem;
  --s6:2rem; --s7:3rem; --s8:4rem; --s9:6rem;
  /* type */
  --font-head:'Sora','Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --font-body:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Arial,sans-serif;
  /* layout */
  --radius:14px; --radius-sm:10px; --radius-lg:20px;
  --container:1180px; --header-h:72px;
  --shadow-sm:0 1px 3px rgba(14,42,71,.08),0 1px 2px rgba(14,42,71,.05);
  --shadow:0 12px 32px rgba(14,42,71,.12),0 4px 10px rgba(14,42,71,.06);
  --shadow-lg:0 24px 60px rgba(10,31,56,.22);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 12px)}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
body{
  margin:0;font-family:var(--font-body);color:var(--ink);background:var(--surface);
  line-height:1.65;font-size:1.0625rem;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
h1,h2,h3,h4{font-family:var(--font-head);line-height:1.15;letter-spacing:-.02em;color:var(--navy);margin:0 0 .5em}
h2{font-size:clamp(1.65rem,3.4vw,2.4rem);font-weight:700}
h3{font-size:1.25rem;font-weight:600}
p{margin:0 0 1rem}
a{color:var(--accent-dark);text-decoration:none}
a:hover{text-decoration:underline}
ul{margin:0;padding:0}

.container{max-width:var(--container);margin:0 auto;padding:0 20px}
.container--narrow{max-width:820px}
.skip-link{position:absolute;left:-999px;top:0;background:var(--navy);color:#fff;padding:10px 16px;z-index:200;border-radius:0 0 8px 0}
.skip-link:focus{left:8px;top:8px}

.eyebrow{display:inline-block;font-family:var(--font-head);font-weight:700;font-size:.75rem;letter-spacing:.16em;text-transform:uppercase;color:var(--accent-dark);margin-bottom:.6rem}
.eyebrow--light{color:var(--accent-soft)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:var(--font-head);font-weight:700;font-size:1rem;line-height:1;
  text-decoration:none;border:2px solid transparent;border-radius:999px;
  padding:14px 24px;cursor:pointer;transition:transform .12s ease,background .15s ease,box-shadow .15s,border-color .15s;
}
.btn:hover{text-decoration:none}
.btn--cta{background:var(--accent);color:#fff;box-shadow:0 6px 18px rgba(30,143,213,.32)}
.btn--cta:hover{background:var(--accent-dark);transform:translateY(-1px);box-shadow:0 10px 24px rgba(30,143,213,.4)}
.btn--ghost{background:transparent;color:var(--navy);border-color:var(--line)}
.btn--ghost:hover{border-color:var(--accent);color:var(--accent-dark)}
.btn--ghost-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}
.btn--ghost-light:hover{border-color:#fff;background:rgba(255,255,255,.1)}
.btn--lg{padding:16px 30px;font-size:1.06rem}
.btn--block{display:flex;width:100%}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:100;height:var(--header-h);background:rgba(255,255,255,.92);backdrop-filter:saturate(140%) blur(10px);border-bottom:1px solid var(--line)}
.site-header .container{display:flex;align-items:center;justify-content:space-between;height:100%;gap:16px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--navy);font-family:var(--font-head);font-weight:800;font-size:1.12rem;letter-spacing:-.01em}
.brand:hover{text-decoration:none}
.brand__mark{width:34px;height:34px;flex:none}
.brand small{display:block;font-size:.62rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--steel);margin-top:2px}
.nav{display:flex;gap:26px;margin-left:auto}
.nav a{color:var(--navy);font-weight:500;font-size:.95rem;position:relative}
.nav a:hover{color:var(--accent-dark);text-decoration:none}
.nav a::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:2px;background:var(--accent);transition:width .2s}
.nav a:hover::after{width:100%}
.header__cta{display:flex;align-items:center;gap:16px}
.header__phone{display:flex;flex-direction:column;align-items:flex-end;color:var(--navy);line-height:1.1}
.header__phone:hover{text-decoration:none;color:var(--accent-dark)}
.header__phone-label{font-size:.66rem;letter-spacing:.1em;text-transform:uppercase;color:var(--steel)}
.header__phone-num{font-family:var(--font-head);font-weight:700;font-size:1rem}

/* hamburger */
.nav-toggle{display:none;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;background:transparent;border:1px solid var(--line);border-radius:10px;cursor:pointer}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--navy);margin:0 auto;transition:.2s}
.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)}

/* mobile nav overlay */
.mobile-nav{position:fixed;inset:var(--header-h) 0 0;background:rgba(255,255,255,.99);z-index:99;padding:24px 20px 40px;overflow-y:auto}
.mobile-nav[hidden]{display:none}
.mobile-nav nav{display:flex;flex-direction:column;gap:4px;max-width:480px;margin:0 auto}
.mobile-nav a{font-family:var(--font-head);font-weight:600;font-size:1.2rem;color:var(--navy);padding:14px 8px;border-bottom:1px solid var(--line)}
.mobile-nav a:hover{text-decoration:none;color:var(--accent-dark)}
.mobile-nav .btn{margin-top:18px;border-bottom:none}

/* ---------- Hero ---------- */
.hero{position:relative;background:var(--navy) url('/assets/img/hero.webp') center/cover no-repeat;color:#fff;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:
  linear-gradient(160deg,rgba(10,31,56,.94) 0%,rgba(14,42,71,.88) 46%,rgba(22,57,94,.80) 100%),
  radial-gradient(900px 360px at 82% -10%,rgba(30,143,213,.30),transparent 60%);pointer-events:none}
.hero__grid{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;padding:clamp(48px,7vw,84px) 20px}
.hero h1{color:#fff;font-size:clamp(2rem,4.8vw,3.25rem);font-weight:800;margin-bottom:.4em}
.hero__lede{font-size:clamp(1.05rem,1.6vw,1.22rem);color:#D7E2EE;max-width:34ch;margin-bottom:1.7rem}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:1.8rem}
.trust-strip{list-style:none;display:flex;flex-wrap:wrap;gap:10px 18px;padding:0;margin:0;font-size:.86rem;color:#C6D4E2}
.trust-strip li{position:relative;padding-left:22px;font-weight:500}
.trust-strip li::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:13px;height:13px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 3px rgba(30,143,213,.25)}
.trust-strip--center{justify-content:center}

/* ---------- Lead form ---------- */
.hero__form{position:relative}
.lead-form{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:clamp(22px,2.6vw,30px);color:var(--ink)}
.lead-form__title{font-size:1.4rem;margin-bottom:.2em}
.lead-form__sub{color:var(--muted);font-size:.95rem;margin-bottom:1.1rem}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.form-field{margin-bottom:.85rem}
.form-field label{display:block;font-size:.82rem;font-weight:600;color:var(--navy);margin-bottom:5px}
.form-field label span{color:var(--accent-dark)}
.form-field input,.form-field select,.form-field textarea{
  width:100%;font-family:var(--font-body);font-size:1rem;color:var(--ink);
  padding:11px 13px;border:1.5px solid var(--line);border-radius:var(--radius-sm);
  background:var(--slate-50);transition:border-color .15s,box-shadow .15s,background .15s;
}
.form-field textarea{resize:vertical}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{
  outline:none;border-color:var(--accent);background:#fff;box-shadow:0 0 0 3px rgba(30,143,213,.16);
}
.lead-form .btn{margin-top:.4rem}
.lead-form__fineprint{font-size:.76rem;color:var(--muted);text-align:center;margin:.7rem 0 0}
/* form fallback note (shown by main.js when slug is unconfigured) */
.form-note{margin:.6rem 0 0;padding:11px 13px;border-radius:var(--radius-sm);background:var(--accent-soft);color:var(--navy);font-size:.85rem;text-align:center}

/* ---------- Sections ---------- */
.section{padding:clamp(48px,6.5vw,84px) 0}
.section--alt{background:var(--slate-50);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section--dark{background:var(--navy);color:#D7E2EE}
.section--dark h2,.section--dark h3{color:#fff}
.section__head{max-width:760px;margin:0 0 var(--s6)}
.section__intro{font-size:1.1rem;color:var(--muted);max-width:60ch}
.section__intro--light{color:#B9C8D8}
.section__note{margin-top:var(--s5);color:var(--muted);font-size:.98rem}
.prose{max-width:72ch}
.prose--wide{max-width:74ch}
.prose p{font-size:1.075rem}

/* ---------- Grids / cards ---------- */
.grid{display:grid;gap:22px}
.grid--3{grid-template-columns:repeat(auto-fit,minmax(270px,1fr))}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;box-shadow:var(--shadow-sm);transition:transform .15s,box-shadow .15s}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.card__icon{display:inline-flex;align-items:center;justify-content:center;width:52px;height:52px;border-radius:13px;background:var(--accent-soft);margin-bottom:14px}
.card__icon svg{width:30px;height:30px}
.card h3{margin-bottom:.35em}
.card p{margin:0;color:var(--muted);font-size:.97rem}

/* services */
.services-grid .service-card{background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--accent);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-sm);transition:transform .15s,box-shadow .15s}
.services-grid .service-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.services-grid .service-card h3{color:var(--navy);margin-bottom:.45em}
.services-grid .service-card p{margin:0;color:var(--muted);font-size:.97rem}

/* ---------- Compare (closed vs open) ---------- */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.compare__col{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:28px 26px;box-shadow:var(--shadow-sm)}
.compare__col--feature{border:2px solid var(--accent);box-shadow:var(--shadow);position:relative}
.compare__col--feature::after{content:"Most R per inch";position:absolute;top:-12px;right:18px;background:var(--accent);color:#fff;font-family:var(--font-head);font-size:.7rem;font-weight:700;letter-spacing:.05em;padding:5px 12px;border-radius:999px}
.ticks{list-style:none;padding:0;margin:.6rem 0 0}
.ticks li{position:relative;padding:8px 0 8px 30px;border-top:1px solid var(--line);color:var(--ink);font-size:.98rem}
.ticks li:first-child{border-top:none}
.ticks li::before{content:"";position:absolute;left:0;top:14px;width:16px;height:16px;border-radius:50%;background:var(--accent-soft);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M6.5 10.6 4 8.1l-1 1L6.5 12.6 13 6.1l-1-1z' fill='%231577B5'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:center}
.ticks--dark li{border-color:rgba(255,255,255,.16);color:#D7E2EE}
.ticks--dark li::before{background-color:rgba(30,143,213,.3)}

/* ---------- Cost ---------- */
.cost__wrap{display:grid;grid-template-columns:1.4fr 1fr;gap:40px;align-items:start}
.cost__factors{list-style:none;padding:0;margin:0 0 1.3rem}
.cost__factors li{position:relative;padding:9px 0 9px 26px;color:var(--ink);font-size:1rem}
.cost__factors li::before{content:"";position:absolute;left:0;top:16px;width:9px;height:9px;border-radius:2px;background:var(--accent-warm)}
.cost__aside{background:var(--navy);color:#D7E2EE;border-radius:var(--radius-lg);padding:30px 28px;box-shadow:var(--shadow)}
.cost__aside h3{color:#fff;margin-bottom:.7em}

/* ---------- Process steps ---------- */
.steps{list-style:none;counter-reset:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
.step{position:relative;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius);padding:24px 20px}
.step__num{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:50%;background:var(--accent);color:#fff;font-family:var(--font-head);font-weight:700;font-size:1.15rem;margin-bottom:14px}
.step h3{color:#fff;font-size:1.08rem;margin-bottom:.3em}
.step p{margin:0;color:#B9C8D8;font-size:.92rem}

/* ---------- Service area ---------- */
.area-list{list-style:none;display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;padding:0;margin:0}
.area-list li{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);padding:14px 16px;font-family:var(--font-head);font-weight:600;color:var(--navy);text-align:center;box-shadow:var(--shadow-sm)}

/* ---------- FAQ ---------- */
.faq{display:flex;flex-direction:column;gap:12px}
.faq__item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden}
.faq__item summary{list-style:none;cursor:pointer;padding:18px 52px 18px 22px;font-family:var(--font-head);font-weight:600;font-size:1.04rem;color:var(--navy);position:relative}
.faq__item summary::-webkit-details-marker{display:none}
.faq__item summary::after{content:"";position:absolute;right:22px;top:50%;width:14px;height:14px;transform:translateY(-50%);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 5v14M5 12h14' stroke='%231577B5' stroke-width='2.4' stroke-linecap='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:center;transition:transform .2s}
.faq__item[open] summary::after{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M5 12h14' stroke='%231577B5' stroke-width='2.4' stroke-linecap='round'/%3E%3C/svg%3E")}
.faq__item summary:hover{color:var(--accent-dark)}
.faq__body{padding:0 22px 20px}
.faq__body p{margin:0;color:var(--muted)}

/* ---------- CTA band ---------- */
.cta-band{background:linear-gradient(135deg,var(--navy) 0%,var(--accent-dark) 130%);color:#fff;padding:clamp(44px,6vw,72px) 0}
.cta-band__inner{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.cta-band h2{color:#fff;margin-bottom:.4em}
.cta-band p{color:#D7E2EE;max-width:46ch}
.cta-band .trust-strip{margin-top:1.1rem}
.cta-band__form .lead-form{box-shadow:var(--shadow-lg)}
.lead-form--compact{padding:24px}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy-900);color:#A9BACB;padding:56px 0 0}
.site-footer__grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:34px}
.site-footer h3{color:#fff;font-size:1rem;margin-bottom:1em}
.site-footer ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:9px}
.site-footer a{color:#A9BACB}
.site-footer a:hover{color:#fff}
.brand--footer{color:#fff;margin-bottom:14px}
.brand--footer span{color:#fff}
.site-footer__brand p{font-size:.93rem;line-height:1.6;max-width:36ch}
.site-footer__contact{margin-bottom:18px}
.site-footer__bar{border-top:1px solid rgba(255,255,255,.1);margin-top:44px;padding:18px 0;font-size:.84rem}
.site-footer__bar p{margin:0;color:#7E92A6}

/* ---------- Sticky mobile bar ---------- */
.mobile-bar{display:none;position:fixed;left:0;right:0;bottom:0;z-index:90;gap:1px;background:var(--line);box-shadow:0 -6px 20px rgba(10,31,56,.16)}
.mobile-bar__btn{flex:1;text-align:center;padding:15px 8px;font-family:var(--font-head);font-weight:700;font-size:1rem;text-decoration:none}
.mobile-bar__btn--call{background:#fff;color:var(--navy)}
.mobile-bar__btn--quote{background:var(--accent);color:#fff}
.mobile-bar__btn:hover{text-decoration:none}

/* =============================================================
   Responsive
   ============================================================= */
@media (max-width:980px){
  .hero__grid{grid-template-columns:1fr;gap:34px}
  .hero__lede{max-width:48ch}
  .cost__wrap{grid-template-columns:1fr;gap:28px}
  .cta-band__inner{grid-template-columns:1fr;gap:28px}
  .steps{grid-template-columns:repeat(2,1fr)}
  .site-footer__grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:860px){
  .nav,.header__phone{display:none}
  .nav-toggle{display:flex}
  .header__cta .btn--cta{padding:12px 18px;font-size:.95rem}
}
@media (max-width:760px){
  .compare{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .mobile-bar{display:flex}
  body{padding-bottom:58px} /* room for mobile bar */
  .section__head{margin-bottom:var(--s5)}
}
@media (max-width:520px){
  .steps{grid-template-columns:1fr}
  .site-footer__grid{grid-template-columns:1fr}
  .hero__actions .btn{width:100%}
  .brand{font-size:1rem}
}