/* ============================================================
   SuntonPump — v2 visual system
   Precision-industrial: hairlines over shadows, disciplined type
   scale (Archivo display / Inter text), palette per final spec:
   deep teal #00586E · sky #00B0D8 accent only · #F2F7F8 bands
   ============================================================ */
:root{
  --teal:#00586E; --teal-d:#04485C; --teal-x:#03394A;
  --sky:#00B0D8;
  --ink:#24343B; --mut:#5C6F77; --faint:#84969D;
  --bg:#FFFFFF; --alt:#F2F7F8; --alt-2:#EAF2F4;
  --line:#D9E5E9; --line-soft:#E8F0F2;
  --rad:14px; --rad-s:8px;
  --font-d:"Archivo","Inter","Segoe UI",Arial,sans-serif;
  --font-b:"Inter","Segoe UI","Helvetica Neue",Arial,sans-serif;
  --shadow-card:0 16px 34px -22px rgba(4,72,92,.30);
  --shadow-stage:0 24px 48px -28px rgba(4,72,92,.35);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-b);color:var(--ink);background:var(--bg);
  font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility}
::selection{background:#CDEEF7}
a{color:var(--teal);text-decoration:none}
a:hover{text-decoration:underline}
:focus-visible{outline:2px solid var(--sky);outline-offset:2px}
img{max-width:100%;display:block}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- top bar ---------- */
.topbar{background:var(--teal-x);color:#D7E7EB;font-size:12.5px;letter-spacing:.01em}
.topbar .wrap{display:flex;justify-content:space-between;gap:10px 20px;
  padding-top:8px;padding-bottom:8px;flex-wrap:wrap}
.topbar a{color:#fff;font-weight:500}
.topbar a:hover{text-decoration:underline;text-underline-offset:3px}

/* ---------- header / nav ---------- */
header.site{background:rgba(255,255,255,.96);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50;
  box-shadow:0 10px 30px -22px rgba(4,72,92,.25)}
.nav{display:flex;align-items:center;gap:28px;padding:14px 0;flex-wrap:wrap}
.logo{font-family:var(--font-d);font-size:22px;font-weight:800;color:var(--teal);
  letter-spacing:.01em;white-space:nowrap;line-height:1.05}
.logo:hover{text-decoration:none}
.logo .dot{color:var(--sky);font-size:.62em;vertical-align:.28em;margin:0 .06em}
.logo small{display:block;font-family:var(--font-d);font-size:10px;font-weight:600;
  color:var(--faint);letter-spacing:.26em;margin-top:3px}
nav.main{display:flex;gap:26px;flex-wrap:wrap;margin-inline-start:auto}
nav.main a{color:var(--ink);font-weight:500;font-size:15px;position:relative;padding:4px 0}
nav.main a::after{content:"";position:absolute;inset-inline-start:0;bottom:-2px;
  width:100%;height:2px;background:var(--teal);transform:scaleX(0);
  transform-origin:left;transition:transform .22s ease}
[dir=rtl] nav.main a::after{transform-origin:right}
nav.main a:hover{color:var(--teal);text-decoration:none}
nav.main a:hover::after{transform:scaleX(1)}
nav.main a.on{color:var(--teal);font-weight:600}
nav.main a.on::after{transform:scaleX(1)}
.langs{display:flex;gap:6px;font-size:12.5px;font-weight:600}
.langs a{padding:4px 11px;border:1px solid var(--line);border-radius:999px;color:var(--mut)}
.langs a:hover{border-color:var(--teal);color:var(--teal);text-decoration:none}
.langs a.on{background:var(--teal);color:#fff;border-color:var(--teal)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;
  background:var(--teal);color:#fff;font-family:var(--font-d);font-weight:600;
  letter-spacing:.01em;padding:0 26px;border-radius:var(--rad-s);
  border:1px solid var(--teal);font-size:15px;cursor:pointer;
  transition:background .18s ease,transform .18s ease,box-shadow .18s ease}
.btn:hover{background:var(--teal-d);border-color:var(--teal-d);text-decoration:none;
  transform:translateY(-1px);box-shadow:0 10px 20px -12px rgba(4,72,92,.55)}
.btn:active{transform:translateY(0)}
.btn-o{background:#fff;color:var(--teal);border:1px solid #A9C6CD}
.btn-o:hover{background:var(--alt);border-color:var(--teal);color:var(--teal-d);box-shadow:none}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px}
.btnrow{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.phead .btnrow{margin-top:22px}

/* ---------- hero ---------- */
.hero{background:linear-gradient(180deg,#FFFFFF 0%,#EFF6F8 82%,var(--alt) 100%);
  border-bottom:1px solid var(--line)}
.hero .wrap{display:grid;grid-template-columns:1.12fr .88fr;gap:48px;
  align-items:center;padding-top:76px;padding-bottom:68px}
.hero h1{font-family:var(--font-d);font-weight:800;color:var(--ink);
  font-size:clamp(2.35rem,1.85rem + 2.3vw,3.35rem);line-height:1.08;
  letter-spacing:-.022em;margin-bottom:20px;text-wrap:balance}
.hero p.lead{font-size:1.1875rem;line-height:1.62;color:var(--mut);
  margin-bottom:30px;max-width:57ch}
.hero .cta{display:flex;gap:12px;flex-wrap:wrap}
.hero .photo,.phead .photo{background:radial-gradient(130% 95% at 50% 0%,#FFFFFF 55%,#F4F9FA 100%);
  border:1px solid var(--line);border-radius:18px;padding:30px 30px 22px;
  text-align:center;box-shadow:var(--shadow-stage)}
.hero .photo img{margin:0 auto;max-height:400px;width:auto}
.hero .photo figcaption{font-size:12.5px;letter-spacing:.02em;color:var(--mut);
  margin-top:18px;padding-top:14px;border-top:1px solid var(--line-soft)}

/* ---------- sections ---------- */
section{padding:88px 0}
section.alt{background:var(--alt)}
section.tight{padding-top:48px}
section.band-sec{padding:38px 0 12px}
h2.sec{font-family:var(--font-d);font-weight:700;font-size:1.75rem;line-height:1.2;
  letter-spacing:-.015em;color:var(--ink);margin-bottom:10px}
h2.sec.mt34{margin-top:40px}
h2.sec.mt44{margin-top:52px}
p.secsub{color:var(--mut);font-size:1.0625rem;margin-bottom:42px;max-width:78ch}
h3.th3{font-family:var(--font-d);font-weight:600;font-size:1.0625rem;
  color:var(--teal-d);margin:26px 0 12px;letter-spacing:-.005em}
p.intro{max-width:90ch;color:var(--mut);font-size:1.03125rem}
p.lead2{font-size:1.125rem;color:var(--mut);max-width:85ch;line-height:1.7}
p.mb14{margin-bottom:16px;line-height:1.7}
img.stack{margin-top:12px;border-radius:12px;border:1px solid var(--line)}
.note{font-size:13px;color:var(--mut)}
.note.mt10{margin-top:12px}
.note.mt12{margin-top:14px}
.mini{font-size:14px;color:var(--mut)}
.mini.mt14{margin-top:16px}
div.mt26{margin-top:30px}
div.mt30{margin-top:34px}
div.pb50{padding-bottom:56px}
section.alt.mb26{margin-bottom:26px}

/* ---------- data band ---------- */
.databand{display:grid;grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--line);padding-top:30px;gap:8px 0}
.databand.db3{grid-template-columns:repeat(3,1fr)}
.databand .cell{padding:2px 26px;border-inline-start:1px solid var(--line)}
.databand .cell:first-child{border-inline-start:0;padding-inline-start:0}
.databand .num{font-family:var(--font-d);font-size:2.125rem;font-weight:800;
  letter-spacing:-.02em;color:var(--teal);line-height:1.05;font-variant-numeric:tabular-nums}
.databand .num i{color:var(--sky);font-style:normal}
.databand .num.sm{font-size:1.1875rem;font-weight:700;letter-spacing:-.005em;line-height:1.3}
.databand .lbl{color:var(--mut);font-size:13.5px;margin-top:6px;line-height:1.5}

/* ---------- cards & grids ---------- */
.grid{display:grid;gap:22px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--rad);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-card);border-color:#BCD3D9}
.card .ph{background:linear-gradient(180deg,#FFFFFF,#FBFDFD);padding:24px 22px 8px;text-align:center}
.card .ph img{margin:0 auto;height:200px;width:auto;max-width:100%;object-fit:contain}
.card .bd{padding:16px 22px 22px;display:flex;flex-direction:column;gap:9px;flex:1}
.card h3{font-family:var(--font-d);font-weight:600;font-size:1.125rem;line-height:1.3;
  letter-spacing:-.008em;color:var(--ink)}
.card p{color:var(--mut);font-size:.9375rem;line-height:1.6;flex:1}
.card .row{display:flex;gap:10px;flex-wrap:wrap;margin-top:8px}
.card .row a:not(.btn){font-weight:600;font-size:.9375rem}
.specs{font-size:13px;line-height:1.6;color:var(--mut);
  border-top:1px solid var(--line-soft);padding-top:11px;font-variant-numeric:tabular-nums}
.specs b{color:var(--ink);font-weight:600}
.specs.plain{border:0;font-size:15px;padding-top:0;color:var(--ink)}
.tag{display:inline-block;align-self:flex-start;background:transparent;
  border:1px solid #BCD3D9;color:var(--teal);font-family:var(--font-d);
  font-size:11.5px;font-weight:700;letter-spacing:.09em;border-radius:999px;padding:3px 11px}

/* ---------- feature / check lists ---------- */
.feat{display:grid;grid-template-columns:repeat(2,1fr);gap:12px 34px;list-style:none}
.feat li{padding-inline-start:24px;position:relative;line-height:1.6}
.feat li::before{content:"";position:absolute;inset-inline-start:1px;top:.52em;
  width:7px;height:7px;border-radius:1.5px;background:var(--teal)}
.checks{list-style:none;display:grid;gap:13px;max-width:88ch}
.checks li{padding-inline-start:28px;position:relative;line-height:1.65}
.checks li::before{content:"✓";position:absolute;inset-inline-start:0;top:0;
  color:var(--teal);font-weight:700;font-family:var(--font-d)}
.checks li b{color:var(--ink)}

/* ---------- spec tables ---------- */
.twrap{overflow-x:auto;border:1px solid var(--line);border-radius:12px;
  background:#fff;box-shadow:0 10px 26px -24px rgba(4,72,92,.35);
  -webkit-overflow-scrolling:touch}
table.spec{width:100%;border-collapse:separate;border-spacing:0;font-size:13.5px;background:#fff}
table.spec th{background:var(--alt-2);color:var(--teal-d);font-family:var(--font-d);
  font-weight:600;font-size:12.5px;letter-spacing:.05em;text-transform:uppercase;
  text-align:start;padding:12px 14px;white-space:nowrap;
  border-bottom:2px solid var(--teal)}
table.spec td{padding:9px 14px;border-bottom:1px solid var(--line-soft);
  white-space:nowrap;color:#33474F}
table.spec tbody tr:last-child td,table.spec tr:last-child td{border-bottom:0}
table.spec tr:nth-child(even) td{background:#F7FAFB}
table.spec td:first-child{font-weight:600;color:var(--ink)}
table.spec th+th,table.spec td+td{text-align:end;font-variant-numeric:tabular-nums lining-nums}
table.spec th:first-child,table.spec td:first-child{position:sticky;inset-inline-start:0;
  background:#fff;z-index:1}
table.spec th:first-child{background:var(--alt-2)}
table.spec tr:nth-child(even) td:first-child{background:#F7FAFB}

/* ---------- definition list (specification) ---------- */
.dl{display:grid;grid-template-columns:repeat(2,1fr);gap:0 44px}
.dl div{display:flex;justify-content:space-between;gap:16px;
  border-bottom:1px solid var(--line-soft);padding:10px 0}
.dl dt{color:var(--mut);font-size:14px}
.dl dd{font-weight:600;text-align:end;color:var(--ink);font-variant-numeric:tabular-nums}

/* ---------- product / category head ---------- */
.crumbs{font-size:13px;color:var(--faint);padding:24px 0 0}
.crumbs a{color:var(--mut)}
.crumbs a:hover{color:var(--teal)}
.phead{display:grid;grid-template-columns:.92fr 1.08fr;gap:44px;
  align-items:start;padding:30px 0 14px}
.phead.even{grid-template-columns:1fr 1fr}
.phead .photo img{margin:0 auto;max-height:430px;width:auto}
.phead .photo img.subimg{margin:18px auto 0;max-height:300px;width:auto;
  border-top:1px solid var(--line-soft);padding-top:18px}
.phead h1{font-family:var(--font-d);font-weight:700;font-size:2rem;line-height:1.18;
  letter-spacing:-.018em;color:var(--ink);margin-bottom:10px;text-wrap:balance}
.phead .tag{margin-bottom:16px}
.phead .sub{font-size:1.0625rem;line-height:1.6;color:var(--mut);margin-bottom:16px}
.phead p{margin-bottom:14px;line-height:1.7}
h1.page{font-family:var(--font-d);font-weight:700;font-size:2rem;line-height:1.18;
  letter-spacing:-.018em;color:var(--teal-d);margin:16px 0 10px}

/* ---------- downloads ---------- */
.dloads{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.dloads .item{border:1px solid var(--line);border-radius:var(--rad);padding:16px 18px;
  background:#fff;display:flex;justify-content:space-between;gap:12px;align-items:center;
  transition:border-color .18s ease,box-shadow .18s ease}
.dloads .item:hover{border-color:#BCD3D9;box-shadow:var(--shadow-card)}
.dloads .item span{font-weight:500;font-size:14.5px}

/* ---------- CTA band ---------- */
.ctaband{background:linear-gradient(130deg,var(--teal-x) 0%,var(--teal) 58%,#006B86 100%);
  color:#fff;border-radius:18px;padding:38px 42px;display:flex;
  justify-content:space-between;gap:24px;align-items:center;flex-wrap:wrap;
  box-shadow:0 26px 44px -30px rgba(3,57,74,.65)}
.ctaband h3{font-family:var(--font-d);font-weight:700;font-size:1.5rem;
  letter-spacing:-.01em;margin-bottom:8px;line-height:1.25}
.ctaband p{color:#D3E8EE;max-width:58ch;line-height:1.65}
.ctaband .btn{background:#fff;color:var(--teal);border-color:#fff}
.ctaband .btn:hover{background:var(--alt);color:var(--teal-d)}
.ctaband .btn-o{background:transparent;color:#fff;border-color:rgba(255,255,255,.65)}
.ctaband .btn-o:hover{background:rgba(255,255,255,.10);color:#fff;border-color:#fff}

/* ---------- FAQ ---------- */
details.faq{border:1px solid var(--line);border-radius:var(--rad);background:#fff;
  padding:18px 22px;margin-bottom:12px;transition:border-color .18s ease}
details.faq:hover{border-color:#BCD3D9}
details.faq summary{font-family:var(--font-d);font-weight:600;font-size:1rem;
  color:var(--ink);cursor:pointer}
details.faq summary::marker{color:var(--teal)}
details.faq p{color:var(--mut);margin-top:10px;font-size:15px;line-height:1.65}

/* ---------- form ---------- */
form.q{display:grid;grid-template-columns:1fr 1fr;gap:16px}
form.q .full{grid-column:1/-1}
form.q label{font-family:var(--font-d);font-size:12px;font-weight:600;
  letter-spacing:.06em;text-transform:uppercase;color:#3D5A63;
  display:block;margin-bottom:7px}
form.q input,form.q textarea{width:100%;padding:12px 14px;font:inherit;font-size:15px;
  border:1px solid #C3D6DB;border-radius:var(--rad-s);background:#fff;color:var(--ink);
  transition:border-color .15s ease,box-shadow .15s ease}
form.q input:focus,form.q textarea:focus{outline:0;border-color:var(--teal);
  box-shadow:0 0 0 3px rgba(0,176,216,.18)}
.grid.g2.top{grid-template-columns:1fr 1fr;align-items:start;padding-bottom:56px}

/* ---------- footer ---------- */
footer{background:#1C2B31;color:#B9C9CE;margin-top:0;border-top:3px solid var(--teal)}
footer .cols{display:grid;grid-template-columns:1.35fr 1fr 1fr 1fr;gap:30px;padding:52px 0 30px}
footer h4{font-family:var(--font-d);color:#fff;font-size:13px;font-weight:600;
  letter-spacing:.13em;text-transform:uppercase;margin-bottom:16px}
footer p{font-size:14.5px;line-height:1.7;color:#A7BCC2}
footer a{color:#B9C9CE;font-size:14.5px}
footer a:hover{color:#fff;text-decoration:none}
footer li{list-style:none;margin-bottom:9px;font-size:14.5px;line-height:1.55}
footer .bot{border-top:1px solid #33454D;padding:18px 0;font-size:13px;color:#8CA3AA;
  display:flex;justify-content:space-between;gap:10px 20px;flex-wrap:wrap}

/* ---------- responsive ---------- */
@media(max-width:1024px){
  .hero .wrap{gap:36px;padding-top:60px;padding-bottom:56px}
  .g4{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:900px){
  section{padding:62px 0}
  .hero .wrap,.phead,.phead.even{grid-template-columns:1fr}
  .g3{grid-template-columns:repeat(2,1fr)}
  .databand,.databand.db3{grid-template-columns:repeat(2,1fr);gap:20px 0;padding-top:24px}
  .databand .cell{padding:2px 18px}
  .databand .cell:nth-child(odd){border-inline-start:0;padding-inline-start:0}
  footer .cols{grid-template-columns:1fr 1fr}
  .feat,.dl,.dloads,form.q{grid-template-columns:1fr}
  .ctaband{padding:30px 26px}
  .phead .photo img{max-height:340px}
}
@media(max-width:560px){
  .wrap{padding:0 18px}
  .g2,.g3,.g4{grid-template-columns:1fr}
  .nav{gap:16px;padding:12px 0}
  nav.main{gap:18px;margin-inline-start:0}
  .hero .wrap{padding-top:44px;padding-bottom:42px}
  .databand{grid-template-columns:repeat(2,1fr)}
  .databand .num{font-size:1.75rem}
  footer .cols{grid-template-columns:1fr;padding:40px 0 24px}
  .card .ph img{height:180px}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition:none!important}
}

/* ---------- Arabic / RTL ---------- */
[dir=rtl] body{font-family:var(--font-b);line-height:1.95}
[dir=rtl] .hero h1,[dir=rtl] .phead h1,[dir=rtl] h1.page,
[dir=rtl] h2.sec,[dir=rtl] .card h3,[dir=rtl] .ctaband h3,
[dir=rtl] h3.th3,[dir=rtl] details.faq summary{letter-spacing:0}
[dir=rtl] .hero h1{line-height:1.35}
[dir=rtl] .phead h1,[dir=rtl] h1.page{line-height:1.5}
[dir=rtl] h2.sec{line-height:1.5}
[dir=rtl] .hero p.lead,[dir=rtl] .phead .sub,[dir=rtl] p.secsub,
[dir=rtl] .card p,[dir=rtl] .feat li,[dir=rtl] .checks li,
[dir=rtl] details.faq p,[dir=rtl] .ctaband p{line-height:2}
[dir=rtl] .databand .num{letter-spacing:0}
[dir=rtl] table.spec th{text-transform:none;letter-spacing:0;font-size:13px}
[dir=rtl] form.q label{text-transform:none;letter-spacing:0;font-size:13px}
[dir=rtl] footer h4{letter-spacing:.02em}