/* ==========================================================================
   Easy Flow Gutter Co. — shared shell
   Tokens · reset · type · components · header · footer · motion
   ========================================================================== */

/* ---------- 1. Tokens ---------- */
:root{
  --yellow:#EEE266;
  --yellow-lift:#F6EE9A;
  --yellow-deep:#B8A82A;          /* AA-safe yellow for text on paper */
  --ink:#15160F;
  --ink-2:#22241A;
  --ink-3:#33362a;
  --paper:#FBFAF4;
  --paper-2:#F2F0E4;
  --body:#4A4D42;
  --line:rgba(21,22,15,.12);
  --line-dark:rgba(238,226,102,.18);

  --s1:8px; --s2:16px; --s3:24px; --s4:32px; --s5:40px;
  --s6:48px; --s7:64px; --s8:80px; --s9:96px; --s10:112px; --s12:128px;

  --r-s:8px; --r-m:14px; --r-l:24px; --r-pill:999px;
  --shadow:0 18px 50px -22px rgba(21,22,15,.35);
  --shadow-sm:0 6px 20px -12px rgba(21,22,15,.4);

  --fs-hero:clamp(2.75rem,7vw,6rem);
  --fs-h2:clamp(2rem,4vw,3.25rem);
  --fs-h3:clamp(1.25rem,1.8vw,1.5rem);

  --gutter:clamp(20px,5vw,48px);
  --section:clamp(72px,9vw,140px);
  --ease:cubic-bezier(.22,.9,.24,1);

  --font-display:"Fraunces",Georgia,"Times New Roman",serif;
  --font-body:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;

  --header-h:76px;
}

/* ---------- 2. Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 16px)}
body{
  margin:0;background:var(--paper);color:var(--body);
  font-family:var(--font-body);font-size:1.0625rem;line-height:1.7;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img,svg,video,canvas{display:block;max-width:100%;height:auto}
h1,h2,h3,h4{margin:0;color:var(--ink);font-family:var(--font-display);font-weight:600;line-height:1.08;letter-spacing:-.02em}
h1{font-size:var(--fs-hero);font-variation-settings:"opsz" 72,"SOFT" 0}
h2{font-size:var(--fs-h2);font-variation-settings:"opsz" 48}
h3{font-size:var(--fs-h3);font-family:var(--font-body);font-weight:650;letter-spacing:-.01em;line-height:1.3}
p{margin:0 0 1.1em}
ul,ol{margin:0 0 1.1em;padding-left:1.15em}
li{margin-bottom:.45em}
a{color:var(--ink);text-decoration-color:var(--yellow-deep);text-underline-offset:3px}
a:hover{text-decoration-color:var(--ink)}
button{font:inherit}
:focus-visible{outline:3px solid var(--yellow-deep);outline-offset:3px;border-radius:4px}
.dark :focus-visible,.hero :focus-visible,.footer :focus-visible{outline-color:var(--yellow)}

/* ---------- 3. Layout ---------- */
.wrap{width:min(1200px,100% - (2 * var(--gutter)));margin-inline:auto}
.wrap--narrow{width:min(820px,100% - (2 * var(--gutter)))}
.section{padding-block:var(--section);position:relative}
.section--tight{padding-block:clamp(56px,6vw,96px)}
.dark{background:var(--ink);color:#D7D8CE}
.dark h1,.dark h2,.dark h3,.dark h4{color:#fff}
.dark a{color:var(--yellow)}
.tint{background:var(--paper-2)}
.grid{display:grid;gap:var(--s3)}
.skip-link{position:absolute;left:-9999px;top:0;z-index:200;background:var(--ink);color:var(--yellow);padding:12px 20px;border-radius:0 0 var(--r-s) 0;font-weight:600}
.skip-link:focus{left:0}

/* ---------- 4. Type helpers ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;margin:0 0 var(--s2);
  font-size:.75rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;
  color:var(--yellow-deep);
}
.eyebrow::before{content:"";width:26px;height:2px;background:currentColor;flex:none}
.dark .eyebrow{color:var(--yellow)}
.lede{font-size:clamp(1.0625rem,1.6vw,1.25rem);line-height:1.65;max-width:62ch}
.section-head{max-width:66ch;margin-bottom:clamp(36px,4vw,60px)}
.muted{color:var(--body);opacity:.85}
.dark .muted{color:#B6B8AC;opacity:1}

/* ---------- 5. Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:16px 28px;border-radius:var(--r-pill);border:2px solid transparent;
  font-weight:650;font-size:1rem;line-height:1;text-decoration:none;cursor:pointer;
  transition:transform .25s var(--ease),background-color .25s var(--ease),color .25s var(--ease),border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.btn:hover{transform:translateY(-2px)}
.btn--primary{background:var(--ink);color:var(--yellow);box-shadow:var(--shadow-sm)}
.btn--primary:hover{background:var(--ink-2);color:var(--yellow-lift)}
.btn--yellow{background:var(--yellow);color:var(--ink);box-shadow:0 10px 30px -14px rgba(238,226,102,.9)}
.btn--yellow:hover{background:var(--yellow-lift);color:var(--ink)}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn--ghost:hover{border-color:var(--ink)}
.dark .btn--ghost{color:#fff;border-color:var(--line-dark)}
.dark .btn--ghost:hover{border-color:var(--yellow);color:var(--yellow)}
.btn--lg{padding:19px 34px;font-size:1.0625rem}
.btn-row{display:flex;flex-wrap:wrap;gap:var(--s2)}

/* ---------- 6. Header ---------- */
.header{
  position:fixed;inset:0 0 auto;z-index:100;height:var(--header-h);
  display:flex;align-items:center;
  transition:background-color .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
  border-bottom:1px solid transparent;
}
/* blur lives on ::before so the header never becomes a containing block for the mobile nav */
.header::before{
  content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;
  background:rgba(21,22,15,0);backdrop-filter:blur(0px);
  transition:background-color .3s var(--ease),backdrop-filter .3s var(--ease);
}
.header.is-stuck::before{background:rgba(251,250,244,.86);backdrop-filter:blur(14px) saturate(1.4)}
.header.is-stuck{border-bottom-color:var(--line)}
.header__inner{width:min(1200px,100% - (2 * var(--gutter)));margin-inline:auto;display:flex;align-items:center;gap:var(--s3);justify-content:space-between}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;flex:none}
.brand img{width:44px;height:40px;object-fit:contain;border-radius:50%}
.brand__name{font-family:var(--font-display);font-weight:600;font-size:1.0625rem;letter-spacing:.01em;line-height:1.1;color:#fff}
.brand__sub{display:block;font-family:var(--font-body);font-size:.6875rem;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:var(--yellow);opacity:.9}
.header.is-stuck .brand__name{color:var(--ink)}
.header.is-stuck .brand__sub{color:var(--yellow-deep)}
/* pages with a light hero start in the stuck colour scheme */
.header--solid .brand__name{color:var(--ink)}
.header--solid .brand__sub{color:var(--yellow-deep)}
.header--solid::before{background:rgba(251,250,244,.86);backdrop-filter:blur(14px) saturate(1.4)}
.header--solid{border-bottom-color:var(--line)}

.nav{display:flex;align-items:center;gap:var(--s4)}
.nav__list{display:flex;align-items:center;gap:var(--s4);list-style:none;margin:0;padding:0}
.nav__list a{
  color:#EDEDE4;text-decoration:none;font-size:.9375rem;font-weight:550;position:relative;padding-block:6px;
  transition:color .2s var(--ease);
}
.header.is-stuck .nav__list a,.header--solid .nav__list a{color:var(--ink-3)}
.nav__list a::after{content:"";position:absolute;left:0;right:100%;bottom:0;height:2px;background:var(--yellow-deep);transition:right .3s var(--ease)}
.nav__list a:hover::after,.nav__list a[aria-current="page"]::after{right:0}
.nav__list a:hover{color:#fff}
.header.is-stuck .nav__list a:hover,.header--solid .nav__list a:hover{color:var(--ink)}
.nav__cta{display:inline-flex;align-items:center;gap:9px;padding:11px 20px;border-radius:var(--r-pill);background:var(--yellow);color:var(--ink);font-weight:650;font-size:.9375rem;text-decoration:none;white-space:nowrap;transition:background-color .2s var(--ease),transform .2s var(--ease)}
.nav__cta:hover{background:var(--yellow-lift);transform:translateY(-1px);color:var(--ink)}
.nav__cta svg{width:16px;height:16px;flex:none}

.nav-toggle{display:none;width:46px;height:46px;align-items:center;justify-content:center;background:transparent;border:1px solid var(--line-dark);border-radius:var(--r-pill);cursor:pointer;flex:none}
.nav-toggle span{display:block;width:20px;height:2px;background:#fff;position:relative;transition:background-color .2s}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:20px;height:2px;background:#fff;transition:transform .3s var(--ease)}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.header.is-stuck .nav-toggle,.header--solid .nav-toggle{border-color:var(--line)}
.header.is-stuck .nav-toggle span,.header.is-stuck .nav-toggle span::before,.header.is-stuck .nav-toggle span::after,
.header--solid .nav-toggle span,.header--solid .nav-toggle span::before,.header--solid .nav-toggle span::after{background:var(--ink)}
.nav-toggle[aria-expanded="true"] span{background:transparent!important}
.nav-toggle[aria-expanded="true"] span::before{transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span::after{transform:translateY(-6px) rotate(-45deg)}

@media (max-width:900px){
  .nav-toggle{display:inline-flex}
  .nav{
    position:fixed;inset:var(--header-h) 0 0;background:var(--ink);
    flex-direction:column;justify-content:flex-start;align-items:stretch;gap:0;
    padding:var(--s4) var(--gutter) var(--s7);
    transform:translateY(-8px);opacity:0;visibility:hidden;pointer-events:none;
    transition:opacity .28s var(--ease),transform .28s var(--ease),visibility .28s;
    overflow-y:auto;
  }
  .nav.is-open{opacity:1;visibility:visible;transform:none;pointer-events:auto}
  .nav__list{flex-direction:column;align-items:stretch;gap:0}
  .nav__list li{margin:0;border-bottom:1px solid var(--line-dark)}
  .nav__list a{display:block;padding:18px 0;font-family:var(--font-display);font-size:1.5rem;color:#fff!important}
  .nav__list a::after{display:none}
  .nav__cta{margin-top:var(--s4);justify-content:center;padding:17px 24px;font-size:1.0625rem}
}

/* ---------- 7. Trust band ---------- */
.trust{background:var(--ink-2);color:#CFD1C5;border-block:1px solid var(--line-dark)}
.trust ul{display:flex;flex-wrap:wrap;justify-content:center;gap:var(--s2) var(--s5);list-style:none;margin:0;padding:20px 0}
.trust li{display:flex;align-items:center;gap:9px;margin:0;font-size:.875rem;font-weight:550;letter-spacing:.01em}
.trust svg{width:16px;height:16px;color:var(--yellow);flex:none}

/* ---------- 8. Cards ---------- */
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-l);padding:var(--s4);
  position:relative;overflow:hidden;
  transition:transform .35s var(--ease),box-shadow .35s var(--ease),border-color .35s var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(21,22,15,.2)}
.card h3{margin-bottom:10px}
.card p:last-child{margin-bottom:0}
.card__icon{width:46px;height:46px;border-radius:var(--r-m);display:grid;place-items:center;background:var(--yellow);color:var(--ink);margin-bottom:var(--s3)}
.card__icon svg{width:23px;height:23px}
.card__link{display:inline-flex;align-items:center;gap:7px;margin-top:var(--s2);font-weight:650;font-size:.9375rem;text-decoration:none;color:var(--ink)}
.card__link::after{content:"→";transition:transform .25s var(--ease)}
.card:hover .card__link::after{transform:translateX(4px)}
.dark .card{background:var(--ink-2);border-color:var(--line-dark);color:#C9CBBF}
.grid--3{grid-template-columns:repeat(auto-fit,minmax(290px,1fr))}
.grid--2{grid-template-columns:repeat(auto-fit,minmax(340px,1fr))}
.grid--4{grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}

/* ---------- 8b. Reviews ---------- */
.stars{display:inline-flex;gap:3px;color:var(--yellow-deep);margin-bottom:var(--s2)}
.dark .stars{color:var(--yellow)}
.stars svg{width:17px;height:17px;fill:currentColor}
.review blockquote{margin:0;font-size:1rem;line-height:1.65}
.review figcaption{margin-top:var(--s3);font-size:.875rem;font-weight:600;color:var(--ink);opacity:1}
.review figcaption span{display:block;font-weight:400;font-size:.8125rem;color:var(--body);opacity:.8;margin-top:2px}
.ratings{display:flex;flex-wrap:wrap;gap:var(--s2) var(--s4);align-items:center;margin-top:var(--s3)}
.rating-chip{display:inline-flex;align-items:center;gap:10px;padding:10px 18px;border:1px solid var(--line);border-radius:var(--r-pill);background:#fff;font-size:.9375rem}
.rating-chip strong{font-family:var(--font-display);font-size:1.25rem;letter-spacing:-.02em;color:var(--ink)}
.dark .rating-chip{background:var(--ink-2);border-color:var(--line-dark)}
.dark .rating-chip strong{color:#fff}

/* ---------- 9. Stats ---------- */
.stat{text-align:left}
.stat__num{display:block;font-family:var(--font-display);font-size:clamp(2.5rem,5vw,3.75rem);font-weight:600;color:var(--yellow);line-height:1;letter-spacing:-.03em}
.stat__label{display:block;margin-top:10px;font-size:.9375rem;color:#B6B8AC}

/* ---------- 10. Forms ---------- */
.field{display:flex;flex-direction:column;gap:7px;margin-bottom:var(--s3)}
.field label{font-size:.875rem;font-weight:600;color:var(--ink)}
.field .req{color:var(--yellow-deep)}
.field input,.field select,.field textarea{
  font:inherit;font-size:1rem;color:var(--ink);background:#fff;
  border:1px solid var(--line);border-radius:var(--r-m);padding:14px 16px;width:100%;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.field textarea{min-height:130px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--ink);box-shadow:0 0 0 3px rgba(238,226,102,.5)}
.field-row{display:grid;gap:var(--s2) var(--s3);grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form-note{font-size:.8125rem;line-height:1.55}
.form-status{margin-top:var(--s2);padding:14px 18px;border-radius:var(--r-m);font-size:.9375rem;font-weight:550;display:none}
.form-status.is-ok{display:block;background:#EDF7EC;border:1px solid #BEDDBA;color:#255C1F}
.form-status.is-err{display:block;background:#FDEEEC;border:1px solid #F0C2BB;color:#8C2A1C}

/* ---------- 11. FAQ ---------- */
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{
  display:flex;align-items:flex-start;justify-content:space-between;gap:var(--s3);
  padding:24px 0;cursor:pointer;list-style:none;
  font-family:var(--font-body);font-weight:650;font-size:1.0625rem;color:var(--ink);
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--font-display);font-size:1.6rem;line-height:1;color:var(--yellow-deep);transition:transform .3s var(--ease);flex:none}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details > div{padding-bottom:24px;max-width:72ch}
.faq details > div p:last-child{margin-bottom:0}

/* ---------- 12. Footer ---------- */
.footer{background:var(--ink);color:#A9AB9E;padding-block:var(--s8) var(--s4);font-size:.9375rem}
.footer h2,.footer h3{color:#fff}
.footer__grid{display:grid;gap:var(--s6);grid-template-columns:1.4fr 1fr 1fr 1.2fr}
.footer__brand{display:flex;align-items:center;gap:12px;margin-bottom:var(--s3);text-decoration:none}
.footer__brand img{width:52px;height:47px;object-fit:contain;border-radius:50%}
.footer__brand span{font-family:var(--font-display);font-size:1.125rem;color:#fff}
.footer h3{font-family:var(--font-body);font-size:.75rem;letter-spacing:.16em;text-transform:uppercase;color:var(--yellow);margin-bottom:var(--s2)}
.footer ul{list-style:none;margin:0;padding:0}
.footer li{margin-bottom:10px}
.footer a{color:#A9AB9E;text-decoration:none;transition:color .2s var(--ease)}
.footer a:hover{color:var(--yellow)}
.footer__bottom{margin-top:var(--s7);padding-top:var(--s3);border-top:1px solid var(--line-dark);display:flex;flex-wrap:wrap;gap:var(--s2) var(--s4);justify-content:space-between;font-size:.8125rem}
.footer__legal{display:flex;gap:var(--s3);flex-wrap:wrap}
@media (max-width:860px){.footer__grid{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.footer__grid{grid-template-columns:1fr}}

/* ---------- 13. Sticky mobile call bar ---------- */
.callbar{
  position:fixed;left:0;right:0;bottom:0;z-index:90;display:none;
  grid-template-columns:1fr 1fr;gap:1px;background:var(--line-dark);
  border-top:1px solid var(--line-dark);
  padding-bottom:env(safe-area-inset-bottom);
}
.callbar a{display:flex;align-items:center;justify-content:center;gap:9px;padding:15px 8px;font-weight:650;font-size:.9375rem;text-decoration:none}
.callbar a:first-child{background:var(--ink);color:var(--yellow)}
.callbar a:last-child{background:var(--yellow);color:var(--ink)}
.callbar svg{width:17px;height:17px;flex:none}
@media (max-width:720px){
  .callbar{display:grid}
  body{padding-bottom:58px}
}

/* ---------- 14. Page hero (inner pages, no WebGL) ---------- */
.page-hero{padding-top:calc(var(--header-h) + clamp(52px,7vw,96px));padding-bottom:clamp(48px,6vw,80px);background:var(--paper-2);border-bottom:1px solid var(--line);position:relative;overflow:hidden}
.page-hero::after{content:"";position:absolute;right:-140px;top:-140px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(238,226,102,.55),rgba(238,226,102,0) 68%);pointer-events:none}
.page-hero .lede{margin-top:var(--s3)}
.crumbs{font-size:.8125rem;margin-bottom:var(--s3);color:var(--body)}
.crumbs a{text-decoration:none;color:var(--body)}
.crumbs a:hover{color:var(--ink);text-decoration:underline}
.crumbs span{opacity:.5;margin-inline:8px}

/* ---------- 15. Reveal ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .65s var(--ease),transform .65s var(--ease)}
.reveal.is-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}

/* ---------- 16. Misc ---------- */
.rule{height:1px;background:var(--line);border:0;margin:0}
.pill{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:var(--r-pill);background:var(--yellow);color:var(--ink);font-size:.8125rem;font-weight:650;letter-spacing:.01em}
.pill--ghost{background:transparent;border:1px solid var(--line);color:var(--ink)}
.dark .pill--ghost{border-color:var(--line-dark);color:#D7D8CE}
.split{display:grid;gap:clamp(36px,5vw,72px);grid-template-columns:1fr 1fr;align-items:center}
@media (max-width:880px){.split{grid-template-columns:1fr}}
.media{border-radius:var(--r-l);overflow:hidden;box-shadow:var(--shadow);background:var(--paper-2)}
.media img{width:100%;height:100%;object-fit:cover}
figure{margin:0}
figcaption{font-size:.8125rem;margin-top:10px;color:var(--body);opacity:.85}
.list-check{list-style:none;padding:0}
.list-check li{position:relative;padding-left:30px;margin-bottom:12px}
.list-check li::before{content:"";position:absolute;left:0;top:.55em;width:16px;height:16px;border-radius:50%;background:var(--yellow);box-shadow:inset 0 0 0 2px var(--ink)}
.dark .list-check li::before{box-shadow:inset 0 0 0 2px var(--ink)}

/* ---------- 17. Reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
  .reveal{opacity:1!important;transform:none!important}
}