:root{
  --ink:#14161A; --ink-2:#22262C; --red:#C8102E; --red-dk:#8E0A20;
  --paper:#EDEEF1; --white:#FFFFFF; --steel:#6B727B; --line:#D5D8DD;
  --max:1240px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);
  font-family:"Barlow",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
h1,h2,h3,.disp{font-family:"Archivo Black","Barlow",sans-serif;font-weight:400;
  letter-spacing:-.02em;line-height:.98;text-transform:uppercase;margin:0}
h1{font-size:clamp(38px,7vw,86px)}
h2{font-size:clamp(28px,4vw,46px)}
h3{font-size:clamp(19px,2vw,24px);letter-spacing:-.01em}
p{margin:0 0 1em}
.lede{font-size:clamp(18px,2vw,22px);line-height:1.5;color:var(--ink-2);max-width:62ch}
.mono{font-family:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace}
.eyebrow{font-family:"IBM Plex Mono",monospace;font-size:12px;letter-spacing:.22em;
  text-transform:uppercase;color:var(--red);margin:0 0 14px;display:block;font-weight:500}
.eyebrow.pale{color:#FF9AA8}
.muted{color:var(--steel)}

/* ---- skewed marque device (from the wordmark) ---- */
.slash{display:inline-block;background:var(--red);color:#fff;padding:5px 16px 4px;
  transform:skewX(-12deg);font-family:"Archivo Black",sans-serif;letter-spacing:.02em}
.slash > span{display:inline-block;transform:skewX(12deg)}

/* ---- header ---- */
header{position:sticky;top:0;z-index:60;background:var(--ink);color:#fff;
  border-bottom:3px solid var(--red)}
.bar{display:flex;align-items:center;gap:28px;height:66px}
.logo{font-size:19px;text-decoration:none;flex:none}
nav.main{display:flex;gap:22px;margin-left:auto;flex-wrap:wrap}
nav.main a{font-family:"IBM Plex Mono",monospace;font-size:12.5px;letter-spacing:.13em;
  text-transform:uppercase;text-decoration:none;color:#C9CDD3;padding:4px 0;
  border-bottom:2px solid transparent;transition:.15s}
nav.main a:hover,nav.main a[aria-current]{color:#fff;border-color:var(--red)}
.navtoggle{display:none;margin-left:auto;background:none;border:1px solid #4A5058;color:#fff;
  font-family:"IBM Plex Mono",monospace;font-size:12px;letter-spacing:.15em;padding:8px 12px;cursor:pointer}

/* ---- hero ---- */
.hero{position:relative;background:var(--ink);color:#fff;overflow:hidden}
.hero-img{position:absolute;inset:0;background-size:cover;background-position:60% 50%;opacity:.5}
.hero:after{content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(20,22,26,.96) 0%,rgba(20,22,26,.82) 42%,rgba(20,22,26,.12) 100%)}
.hero .wrap{position:relative;z-index:2;padding-top:88px;padding-bottom:88px}
.hero h1{max-width:16ch}
.hero h1 em{font-style:normal;color:var(--red)}
.hero .lede{color:#C9CDD3;margin-top:26px}

/* ---- spec strip: the signature element ---- */
.specstrip{display:flex;flex-wrap:wrap;background:var(--ink);color:#fff;
  border-left:6px solid var(--red)}
.specstrip .cell{padding:12px 20px;border-right:1px solid #333940;flex:1 1 auto;min-width:132px}
.specstrip .cell:last-child{border-right:0}
.specstrip .k{font-family:"IBM Plex Mono",monospace;font-size:10.5px;letter-spacing:.18em;
  text-transform:uppercase;color:#8C949D;display:block;margin-bottom:3px}
.specstrip .v{font-family:"IBM Plex Mono",monospace;font-size:15px;font-weight:600;letter-spacing:.01em}
.specstrip.light{background:var(--white);color:var(--ink)}
.specstrip.light .cell{border-color:var(--line)}
.specstrip.light .k{color:var(--steel)}

/* ---- sections ---- */
section{padding:72px 0}
section.tight{padding:52px 0}
section.dark{background:var(--ink);color:#fff}
section.dark .lede{color:#C9CDD3}
section.rule{border-top:1px solid var(--line)}
.head{max-width:70ch;margin-bottom:40px}

/* ---- grids ---- */
.g2{display:grid;gap:28px;grid-template-columns:repeat(2,1fr)}
.g3{display:grid;gap:24px;grid-template-columns:repeat(3,1fr)}
.g4{display:grid;gap:20px;grid-template-columns:repeat(4,1fr)}

/* ---- pain cards ---- */
.pain{background:var(--white);border:1px solid var(--line);padding:26px 24px 24px;position:relative}
.pain .n{font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.2em;color:var(--red);
  display:block;margin-bottom:12px}
.pain h3{margin-bottom:10px}
.pain p{font-size:15.5px;color:var(--ink-2);margin:0}

/* ---- product card ---- */
.card{display:block;text-decoration:none;background:var(--white);color:var(--ink);border:1px solid var(--line);
  transition:transform .18s ease,box-shadow .18s ease}
.card:hover{transform:translateY(-3px);box-shadow:0 14px 34px rgba(20,22,26,.14)}
.card .shot{aspect-ratio:2.83/1;overflow:hidden;background:#DDE0E4}
.card .shot img{width:100%;height:100%;object-fit:cover}
.card .meta{display:flex;align-items:baseline;gap:12px;padding:18px 20px 6px}
.card .meta h3{flex:1}
.tag{font-family:"IBM Plex Mono",monospace;font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;
  padding:4px 9px;border:1px solid var(--line);color:var(--steel);white-space:nowrap}
.tag.ev{border-color:var(--red);color:var(--red)}
.card p{padding:0 20px 16px;font-size:15px;color:var(--steel);margin:0}

/* ---- filter ---- */
.filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:32px}
.filters button{font-family:"IBM Plex Mono",monospace;font-size:12px;letter-spacing:.14em;
  text-transform:uppercase;padding:10px 16px;background:var(--white);border:1px solid var(--line);
  cursor:pointer;transition:.15s}
.filters button:hover{border-color:var(--ink)}
.filters button[aria-pressed="true"]{background:var(--ink);color:#fff;border-color:var(--ink)}

/* ---- tables ---- */
table{width:100%;border-collapse:collapse;background:var(--white);font-size:15px}
th,td{text-align:left;padding:13px 16px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.16em;text-transform:uppercase;
  background:var(--ink);color:#fff;border-bottom:0;font-weight:500;white-space:nowrap}
td.mono{font-family:"IBM Plex Mono",monospace;font-size:14px}
.scroll{overflow-x:auto;border:1px solid var(--line)}
tbody tr:hover{background:#F6F7F8}

/* ---- process ---- */
.step{display:grid;grid-template-columns:64px 1fr 150px;gap:24px;padding:22px 0;
  border-top:1px solid var(--line);align-items:start}
.step .num{font-family:"Archivo Black",sans-serif;font-size:32px;color:var(--line);line-height:1}
.step h3{margin-bottom:6px}
.step p{margin:0;font-size:15.5px;color:var(--ink-2)}
.step .when{font-family:"IBM Plex Mono",monospace;font-size:12px;letter-spacing:.1em;
  text-transform:uppercase;color:var(--red);text-align:right;padding-top:5px}

/* ---- faq ---- */
details{background:var(--white);border:1px solid var(--line);margin-bottom:10px}
details[open]{border-color:var(--ink)}
summary{cursor:pointer;padding:18px 22px;font-weight:600;font-size:17px;list-style:none;
  display:flex;justify-content:space-between;gap:16px;align-items:center}
summary::-webkit-details-marker{display:none}
summary:after{content:"+";font-family:"IBM Plex Mono",monospace;color:var(--red);font-size:22px;flex:none}
details[open] summary:after{content:"–"}
details .body{padding:0 22px 20px;color:var(--ink-2);font-size:15.5px;max-width:78ch}

/* ---- CTA / buttons ---- */
.btn{display:inline-block;text-decoration:none;font-family:"IBM Plex Mono",monospace;font-size:12.5px;
  letter-spacing:.16em;text-transform:uppercase;padding:15px 26px;background:var(--red);color:#fff;
  border:0;cursor:pointer;transition:.15s}
.btn:hover{background:var(--red-dk)}
.btn.ghost{background:transparent;color:inherit;border:1px solid currentColor}
.btn.ghost:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.btnrow{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px}

/* ---- form ---- */
form.enq{background:var(--white);border:1px solid var(--line);padding:28px}
.field{margin-bottom:18px}
.field label{display:block;font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--steel);margin-bottom:7px}
.field input,.field select,.field textarea{width:100%;padding:12px 13px;border:1px solid var(--line);
  background:#FBFBFC;font-family:inherit;font-size:16px;color:var(--ink);border-radius:0}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--red);outline-offset:1px;
  border-color:var(--red)}
.field textarea{min-height:110px;resize:vertical}
.fgrid{display:grid;gap:0 18px;grid-template-columns:1fr 1fr}

/* ---- footer ---- */
footer{background:var(--ink);color:#9AA1A9;padding:56px 0 30px;font-size:14.5px}
footer a{color:#C9CDD3;text-decoration:none}
footer a:hover{color:#fff}
footer h4{font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.2em;text-transform:uppercase;
  color:#fff;margin:0 0 14px}
footer ul{list-style:none;padding:0;margin:0}
footer li{margin-bottom:8px}
.legal{border-top:1px solid #2C3138;margin-top:40px;padding-top:22px;font-size:12.5px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}

/* ---- whatsapp fab ---- */
.fab{position:fixed;right:20px;bottom:20px;z-index:70;background:var(--red);color:#fff;
  text-decoration:none;font-family:"IBM Plex Mono",monospace;font-size:12px;letter-spacing:.14em;
  text-transform:uppercase;padding:14px 20px;box-shadow:0 8px 24px rgba(20,22,26,.3)}
.fab:hover{background:var(--red-dk)}

/* ---- product page ---- */
.phero{background:var(--ink);color:#fff}
.phero .shot{aspect-ratio:2.83/1;overflow:hidden}
.phero .shot img{width:100%;height:100%;object-fit:cover}
.crumb{font-family:"IBM Plex Mono",monospace;font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--steel);padding:22px 0 0}
.crumb a{text-decoration:none;color:var(--steel)}
.crumb a:hover{color:var(--red)}
.pcols{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:start}
.callout{background:var(--white);border:1px solid var(--line);border-left:6px solid var(--red);padding:22px 24px}
.callout h3{margin-bottom:10px}
.callout p{margin:0;font-size:15.5px;color:var(--ink-2)}
ul.ticks{list-style:none;padding:0;margin:0 0 1em}
ul.ticks li{position:relative;padding-left:22px;margin-bottom:9px;font-size:15.5px}
ul.ticks li:before{content:"";position:absolute;left:0;top:9px;width:9px;height:9px;
  background:var(--red);transform:skewX(-12deg)}

@media(max-width:900px){
  .g3,.g4,.g2,.pcols,.fgrid{grid-template-columns:1fr}
  .step{grid-template-columns:44px 1fr}
  .step .when{grid-column:2;text-align:left;padding-top:0}
  nav.main{display:none;width:100%;flex-direction:column;gap:0;padding-bottom:12px}
  nav.main.open{display:flex}
  nav.main a{padding:11px 0;border-bottom:1px solid #2C3138}
  .bar{height:auto;flex-wrap:wrap;padding:14px 0}
  .navtoggle{display:block}
  section{padding:52px 0}
  .hero .wrap{padding-top:56px;padding-bottom:56px}
}
@media(prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}
  html{scroll-behavior:auto}}
:focus-visible{outline:3px solid var(--red);outline-offset:2px}

/* ---- language switch ---- */

body.lang-zh{font-family:"Barlow","Noto Sans SC",system-ui,"PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16.5px;line-height:1.75}
body.lang-zh h1,body.lang-zh h2,body.lang-zh h3,body.lang-zh .disp{
  font-family:"Archivo Black","Noto Sans SC",sans-serif;font-weight:700;letter-spacing:0;line-height:1.15}
body.lang-zh h1{font-size:clamp(32px,5.4vw,64px)}
body.lang-zh h2{font-size:clamp(24px,3.4vw,38px)}
body.lang-zh .lede{line-height:1.75}
body.lang-zh .eyebrow,body.lang-zh .tag,body.lang-zh th,body.lang-zh .btn,
body.lang-zh nav.main a,body.lang-zh .filters button,body.lang-zh .field label{letter-spacing:.08em}
body.lang-zh .specstrip .k{letter-spacing:.1em}

/* ---- spec strip variants ---- */
.specstrip.flush{border-left:0}
.specstrip.col{flex-direction:column}

/* ---- loading calculator ---- */
.calc{display:grid;grid-template-columns:.9fr 1.1fr;gap:28px;align-items:start;
  background:var(--white);border:1px solid var(--line);padding:28px}
.calc-in .field:last-child{margin-bottom:0}
.calc-out .big{background:var(--ink);color:#fff;padding:22px 24px;margin-bottom:16px;
  border-left:6px solid var(--red)}
.calc-out .big .k{font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.18em;
  text-transform:uppercase;color:#8C949D;display:block;margin-bottom:6px}
.calc-out .big strong{font-family:"Archivo Black",sans-serif;font-size:clamp(40px,6vw,64px);
  line-height:1;display:block}
@media(max-width:900px){.calc{grid-template-columns:1fr}}

.calc-note{font-size:11.5px;line-height:1.9;color:var(--steel);letter-spacing:.06em;
  margin:22px 0 0;padding-top:16px;border-top:1px solid var(--line)}

/* profile-sheet shots are 4:3 on white — letterbox them instead of cropping */
.phero.contain{background:#fff}
.phero.contain .shot{aspect-ratio:16/6;background:#fff}
.phero.contain .shot img{object-fit:contain;padding:14px 0}
.card .shot.contain{background:#fff}
.card .shot.contain img{object-fit:contain}

/* ---- language dropdown ---- */
details.langsw{position:relative;margin-left:6px;display:flex;align-items:center;
  background:transparent;border:0;margin-bottom:0}
details.langsw summary{list-style:none;cursor:pointer;font-family:"IBM Plex Mono",monospace;
  font-size:12px;letter-spacing:.12em;color:#fff;border:1px solid #4A5058;padding:6px 13px;
  display:flex;align-items:center;gap:7px;white-space:nowrap}
details.langsw summary::-webkit-details-marker{display:none}
details.langsw summary:after{content:"";width:0;height:0;border:4px solid transparent;
  border-top-color:#9AA1A9;margin-top:3px}
details.langsw[open] summary,details.langsw summary:hover{border-color:var(--red);background:var(--red)}
details.langsw[open] summary:after{border-top-color:#fff}
details.langsw ul{position:absolute;top:calc(100% + 7px);right:0;min-width:158px;list-style:none;
  margin:0;padding:5px 0;background:var(--ink);border:1px solid #3A4048;z-index:70;
  box-shadow:0 12px 30px rgba(0,0,0,.4)}
details.langsw li a{display:block;padding:9px 16px;font-size:13.5px;letter-spacing:0;
  color:#C9CDD3;text-decoration:none;border:0}
details.langsw li a:hover{background:var(--red);color:#fff}
details.langsw li a[aria-current]{color:#fff;font-weight:600}
details.langsw li a[aria-current]:before{content:"● ";color:var(--red);font-size:9px;vertical-align:2px}
details.langsw li a[aria-current]:hover:before{color:#fff}

/* ---- right-to-left (Arabic) ---- */
body.dir-rtl{font-family:"Noto Naskh Arabic","Segoe UI",Tahoma,sans-serif;line-height:1.85}
body.dir-rtl h1,body.dir-rtl h2,body.dir-rtl h3,body.dir-rtl .disp{
  font-family:"Noto Naskh Arabic","Segoe UI",Tahoma,sans-serif;font-weight:700;
  letter-spacing:0;line-height:1.35;text-transform:none}
body.dir-rtl h1{font-size:clamp(30px,5vw,58px)}
body.dir-rtl h2{font-size:clamp(23px,3.2vw,36px)}
body.dir-rtl .eyebrow,body.dir-rtl .mono,body.dir-rtl .tag,body.dir-rtl th,
body.dir-rtl .btn,body.dir-rtl nav.main a,body.dir-rtl .filters button,
body.dir-rtl .field label,body.dir-rtl .specstrip .k{letter-spacing:0;text-transform:none}
body.dir-rtl nav.main{margin-left:0;margin-right:auto}
body.dir-rtl .specstrip{border-left:0;border-right:6px solid var(--red)}
body.dir-rtl .specstrip.flush{border-right:0}
body.dir-rtl .specstrip .cell{border-right:0;border-left:1px solid #333940}
body.dir-rtl .specstrip .cell:last-child{border-left:0}
body.dir-rtl .callout,body.dir-rtl .calc-out .big{border-left:1px solid var(--line);
  border-right:6px solid var(--red)}
body.dir-rtl .calc-out .big{border-left:0}
body.dir-rtl ul.ticks li{padding-left:0;padding-right:22px}
body.dir-rtl ul.ticks li:before{left:auto;right:0;transform:skewX(12deg)}
body.dir-rtl .hero:after{background:linear-gradient(260deg,rgba(20,22,26,.96) 0%,
  rgba(20,22,26,.82) 42%,rgba(20,22,26,.12) 100%)}
body.dir-rtl .hero-img{background-position:40% 50%}
body.dir-rtl .slash{transform:skewX(12deg)}
body.dir-rtl .slash > span{transform:skewX(-12deg)}
body.dir-rtl details.langsw ul{right:auto;left:0}
body.dir-rtl summary:after{margin-left:0;margin-right:auto}
body.dir-rtl .fab{right:auto;left:20px}
body.dir-rtl .step{grid-template-columns:150px 1fr 64px}
body.dir-rtl .step .when{text-align:left}
body.dir-rtl .crumb,body.dir-rtl th,body.dir-rtl td{text-align:right}

/* English fall-back copy inside an RTL page: let each paragraph take its
   direction from its own first strong character, so English keeps its
   punctuation on the right and Arabic stays right-to-left. */
body.dir-rtl p,body.dir-rtl li,body.dir-rtl td,body.dir-rtl th,
body.dir-rtl summary,body.dir-rtl .body,body.dir-rtl .lede,
body.dir-rtl .card p,body.dir-rtl .pain p,body.dir-rtl .step p,
body.dir-rtl .callout p,body.dir-rtl .specstrip .v,body.dir-rtl .crumb{
  unicode-bidi:plaintext;text-align:start}
body.dir-rtl .step .when{text-align:start}

/* ---- header: keep 8 links + the language menu on one line ---- */
.bar{flex-wrap:nowrap}
nav.main{align-items:center;flex-wrap:nowrap}
@media(max-width:1320px){
  .bar{gap:18px}
  nav.main{gap:15px}
  nav.main a{font-size:11.5px;letter-spacing:.08em}
  details.langsw summary{padding:5px 10px;font-size:11px;letter-spacing:.06em}
}
@media(max-width:1120px){
  nav.main{gap:11px}
  nav.main a{font-size:11px;letter-spacing:.04em}
}
@media(max-width:1000px){
  /* below this the eight labels stop fitting honestly — go to the menu button */
  nav.main{display:none;width:100%;flex-direction:column;gap:0;padding-bottom:12px;
    align-items:stretch;flex-wrap:wrap}
  nav.main.open{display:flex}
  nav.main a{padding:11px 0;border-bottom:1px solid #2C3138;font-size:14px;letter-spacing:.08em}
  .bar{height:auto;flex-wrap:wrap;padding:14px 0}
  .navtoggle{display:block}
  details.langsw{margin:12px 0 0}
  details.langsw ul{position:static;box-shadow:none;border-left:0;border-right:0}
}

details.langsw summary{line-height:1.2}
@media(max-width:1000px){details.langsw{display:block}}

details.langsw li a{text-transform:none}

/* headings can also hold English fall-back copy (and <br> makes each line its
   own bidi paragraph, so this resolves per line) */
body.dir-rtl h1,body.dir-rtl h2,body.dir-rtl h3,body.dir-rtl .disp{unicode-bidi:plaintext}