/* =====================================================================
   HighPur Water Express — Grade Finder (interactive qualifier)
   Application -> Industry -> Volume -> recommended grade + prefilled quote
   Matches the site's glass/HUD vocabulary. No new colors.
   ===================================================================== */

.finder{ padding:clamp(56px,8vw,110px) var(--pad) clamp(20px,3vw,40px); }
.finder .section-head{ margin-bottom:34px; }

/* shell ------------------------------------------------------------- */
.finder-shell{
  position:relative;
  max-width:var(--maxw); margin:0 auto;
  background:var(--glass);
  border:1px solid var(--glass-line);
  border-radius:24px;
  padding:clamp(22px,3.4vw,44px);
  -webkit-backdrop-filter:blur(14px); backdrop-filter:blur(14px);
  box-shadow:0 40px 90px rgba(2,12,18,.5), inset 0 1px 0 rgba(127,246,234,.10);
  overflow:hidden;
}
.finder-shell::before{
  content:""; position:absolute; inset:0; pointer-events:none; z-index:0;
  background:radial-gradient(120% 90% at 85% 0%, rgba(39,211,245,.10), transparent 55%);
}
.finder-shell > *{ position:relative; z-index:1; }
/* corner ticks */
.finder-shell .ftick{ position:absolute; z-index:2; width:15px; height:15px; border:1px solid var(--glass-line-2); pointer-events:none; }
.finder-shell .ftick.tl{ left:16px; top:16px; border-right:0; border-bottom:0; }
.finder-shell .ftick.tr{ right:16px; top:16px; border-left:0; border-bottom:0; }
.finder-shell .ftick.bl{ left:16px; bottom:16px; border-right:0; border-top:0; }
.finder-shell .ftick.br{ right:16px; bottom:16px; border-left:0; border-top:0; }

/* progress bar ------------------------------------------------------ */
.finder-progress{
  display:flex; align-items:center; gap:16px; margin-bottom:26px;
  font-family:var(--font-mono); font-size:.66rem; letter-spacing:.14em; text-transform:uppercase;
  color:var(--mist-dim);
}
.finder-steps{ display:flex; gap:8px; flex:none; }
.fstep-dot{
  width:34px; height:4px; border-radius:2px; background:rgba(127,246,234,.16);
  transition:background .4s var(--ease), box-shadow .4s var(--ease);
}
.fstep-dot.done{ background:var(--mist); }
.fstep-dot.active{ background:var(--aqua); box-shadow:0 0 12px rgba(51,232,214,.6); }
.finder-count{ flex:none; color:var(--mist); }
.finder-track{ flex:1; height:1px; background:var(--glass-line); }

/* step --------------------------------------------------------------- */
.finder-step{ display:none; animation:fstepin .45s var(--ease-out) both; }
.finder-step.active{ display:block; }
@keyframes fstepin{ from{ opacity:0; transform:translateY(12px); } to{ opacity:1; transform:none; } }

.finder-q{
  font-family:var(--font-display); font-weight:600;
  font-size:clamp(1.4rem,2.6vw,2.1rem); line-height:1.12; letter-spacing:-.01em;
  margin-bottom:6px; text-wrap:balance;
}
.finder-hint{ color:var(--mist); font-size:.96rem; margin-bottom:22px; max-width:54ch; }

/* option tiles ------------------------------------------------------ */
.finder-options{
  display:grid; gap:12px;
  grid-template-columns:repeat(auto-fit, minmax(220px, 1fr));
}
.finder-options.cols-2{ grid-template-columns:repeat(auto-fit, minmax(240px, 1fr)); }
.opt{
  position:relative; text-align:left; cursor:pointer;
  display:flex; align-items:flex-start; gap:13px;
  padding:17px 18px; border-radius:15px;
  background:rgba(8,42,55,.45);
  border:1px solid var(--glass-line);
  color:var(--white);
  transition:border-color .25s var(--ease), background .25s var(--ease), transform .25s var(--ease);
}
.opt:hover{ border-color:var(--glass-line-2); background:rgba(10,58,72,.6); transform:translateY(-2px); }
.opt:focus-visible{ outline:2px solid var(--aqua); outline-offset:3px; }
.opt.sel{ border-color:var(--aqua); background:rgba(12,72,86,.7); box-shadow:0 0 0 1px var(--aqua), 0 18px 40px rgba(2,12,18,.4); }
.opt-ico{
  flex:none; width:38px; height:38px; border-radius:10px;
  display:grid; place-items:center;
  background:rgba(127,246,234,.10); border:1px solid var(--glass-line);
  color:var(--cyan-hi);
}
.opt-ico svg{ width:20px; height:20px; stroke:currentColor; fill:none; stroke-width:1.6; }
.opt-body{ display:flex; flex-direction:column; gap:3px; min-width:0; }
.opt-title{ font-weight:600; font-size:1rem; line-height:1.2; }
.opt-sub{ font-size:.8rem; color:var(--mist-dim); line-height:1.35; }
.opt-check{
  position:absolute; right:14px; top:14px; width:18px; height:18px; border-radius:50%;
  border:1px solid var(--glass-line-2); display:grid; place-items:center;
  opacity:0; transform:scale(.6); transition:opacity .25s var(--ease), transform .25s var(--ease);
}
.opt-check::after{ content:""; width:8px; height:8px; border-radius:50%; background:var(--aqua); box-shadow:0 0 10px var(--aqua); }
.opt.sel .opt-check{ opacity:1; transform:scale(1); }

/* nav row ----------------------------------------------------------- */
.finder-nav{ display:flex; align-items:center; gap:14px; margin-top:24px; }
.finder-back{
  font-family:var(--font-mono); font-size:.72rem; letter-spacing:.1em; text-transform:uppercase;
  color:var(--mist); background:none; border:0; cursor:pointer; padding:8px 0;
  display:inline-flex; align-items:center; gap:7px; transition:color .2s ease;
}
.finder-back:hover{ color:var(--cyan-hi); }
.finder-back[hidden]{ display:none; }
.finder-back svg{ width:14px; height:14px; stroke:currentColor; fill:none; stroke-width:1.8; }
.finder-skip{ margin-left:auto; }

/* result ------------------------------------------------------------ */
.finder-result{ display:none; }
.finder-result.active{ display:block; animation:fstepin .5s var(--ease-out) both; }
.result-head{
  display:flex; align-items:center; gap:10px; margin-bottom:18px;
  font-family:var(--font-mono); font-size:.68rem; letter-spacing:.14em; text-transform:uppercase; color:var(--aqua);
}
.result-head::before{ content:""; width:7px; height:7px; border-radius:50%; background:var(--aqua); box-shadow:0 0 10px var(--aqua); animation:pulse 2s ease-in-out infinite; }
@keyframes pulse{ 0%,100%{opacity:1} 50%{opacity:.35} }

.result-grid{ display:grid; grid-template-columns:1.1fr 1fr; gap:26px; align-items:start; }
.result-name{
  font-family:var(--font-display); font-weight:700;
  font-size:clamp(1.7rem,3.2vw,2.6rem); line-height:1.08; letter-spacing:-.015em; margin-bottom:10px;
  background:linear-gradient(180deg, var(--white), var(--cyan-hi));
  -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent;
}
.result-blurb{ color:var(--mist); font-size:1.02rem; line-height:1.5; margin-bottom:18px; max-width:46ch; }
.result-selected{ display:flex; flex-wrap:wrap; gap:8px; margin-bottom:6px; }
.rs-chip{
  font-family:var(--font-mono); font-size:.68rem; letter-spacing:.06em; text-transform:uppercase;
  padding:6px 11px; border-radius:999px; color:var(--mist);
  background:rgba(8,42,55,.55); border:1px solid var(--glass-line);
}
.rs-chip b{ color:var(--cyan-hi); font-weight:600; }

/* spec card on the right */
.result-spec{
  background:rgba(6,29,39,.6); border:1px solid var(--glass-line); border-radius:16px;
  padding:20px 22px;
}
.result-spec h4{
  font-family:var(--font-mono); font-size:.66rem; letter-spacing:.14em; text-transform:uppercase;
  color:var(--mist-dim); font-weight:500; margin-bottom:14px;
}
.spec-row{ display:flex; justify-content:space-between; align-items:baseline; gap:12px; padding:11px 0; border-bottom:1px solid rgba(127,246,234,.08); }
.spec-row:last-child{ border-bottom:0; }
.spec-row .sk{ color:var(--mist); font-size:.86rem; }
.spec-row .sv{ font-family:var(--font-mono); font-weight:600; color:var(--white); font-size:.96rem; text-align:right; }
.spec-row .sv .std-pill{
  font-size:.66rem; letter-spacing:.05em; padding:4px 9px; border-radius:6px;
  background:rgba(51,232,214,.12); border:1px solid var(--glass-line-2); color:var(--cyan-hi);
}

.result-cta{ display:flex; flex-wrap:wrap; gap:12px; margin-top:24px; align-items:center; }
.result-restart{
  font-family:var(--font-mono); font-size:.72rem; letter-spacing:.1em; text-transform:uppercase;
  color:var(--mist); background:none; border:0; cursor:pointer;
  display:inline-flex; align-items:center; gap:7px; transition:color .2s ease;
}
.result-restart:hover{ color:var(--cyan-hi); }
.result-restart svg{ width:14px; height:14px; stroke:currentColor; fill:none; stroke-width:1.8; }
.result-foot{
  margin-top:18px; font-family:var(--font-mono); font-size:.64rem; letter-spacing:.08em;
  text-transform:uppercase; color:var(--mist-dim); line-height:1.6;
}

@media (max-width:760px){
  .result-grid{ grid-template-columns:1fr; gap:18px; }
  .fstep-dot{ width:26px; }
  .finder-progress{ gap:10px; }
}