/* =========================================================
   Walmart Mastercard — case study
   Dark base (portfolio) with Walmart's own brand as the lead
   accent: True Blue for structure, Spark Yellow held back for
   rewards and highlights, per the client style guide.
   ========================================================= */
:root{
  /* portfolio surfaces */
  --ink:#FFFFFF;
  --ink-soft:#D6E1F2;
  --muted:#93A7C4;
  --paper:#04142E;
  --paper-raise:#072048;
  --line:#16386B;
  --gold:#E2A93E;
  --navy-deep:#060609;

  /* Walmart style guide — primary */
  --wm-true:#0053E2;
  --wm-spark:#FFC220;
  --wm-white:#FFFFFF;
  /* secondary */
  --wm-sky:#A9DDF7;
  --wm-everyday:#4DBDF5;
  --wm-bentonville:#001E60;
  --wm-black:#1D1B1B;
  /* neutrals */
  --wm-blue900:#0E1953;
  --wm-gray700:#515A6C;
  --wm-gray500:#7A818F;
  --wm-gray300:#D4D8E0;
  /* semantic */
  --wm-success:#228033;
  --wm-error:#C42524;
  --wm-warning:#F59E0B;
  --wm-info:#0071CE;

  /* derived band + line colours */
  --band:#061B33;
  --band-2:#04142A;
  --band-line:#123A6B;
  --blue-bright:#7FC2FF;

  --board:100%;
  --pad:clamp(40px,11vw,180px);
  --site-container:1180px;
  --site-pad:32px;
  --container:100%;

  --site-display:'Fraunces',Georgia,serif;
  --site-body:'Manrope','Segoe UI',sans-serif;
  --app-face:'Inter',system-ui,sans-serif;     /* stands in for Everyday Sans */
  --mono:'JetBrains Mono',ui-monospace,monospace;
  --radius:18px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;overflow-x:clip}
body{margin:0;color:var(--ink);font-family:var(--site-body);
  font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:clip;
  background:linear-gradient(168deg,#062049 0%,#04173A 42%,#031029 78%,#020B1F 100%);
  background-attachment:fixed;position:relative}
/* Soft brand glows — True Blue and Spark Yellow, fixed behind the content */
body::before{content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(760px 620px at 12% 8%, rgba(0,83,226,.34), transparent 62%),
    radial-gradient(680px 560px at 92% 34%, rgba(255,194,32,.13), transparent 64%),
    radial-gradient(720px 640px at 20% 82%, rgba(77,189,245,.14), transparent 66%),
    radial-gradient(600px 520px at 88% 96%, rgba(0,83,226,.22), transparent 66%);}
.board,.wm-header,.site-footer{position:relative;z-index:1}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--site-display);font-weight:600;margin:0}
ul{margin:0;padding:0;list-style:none}

.board{width:100%;max-width:none;margin:0;background:transparent;overflow:hidden}
.wrap{max-width:var(--site-container);width:100%;margin:0 auto;padding:0 var(--site-pad)}
section{position:relative}

/* ---------- header ---------- */
.wm-header{position:sticky;top:0;z-index:100;padding:20px 0;background:rgba(10,10,14,.8);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.wm-header .bar{max-width:var(--site-container);width:100%;margin:0 auto;padding:0 var(--site-pad);display:flex;
  align-items:center;justify-content:space-between;gap:20px}
.wm-logo{font-family:var(--site-display);font-size:22px}
.wm-logo span{color:var(--gold)}
.wm-nav{display:flex;align-items:center;gap:4px;background:var(--paper-raise);
  border:1px solid var(--line);border-radius:100px;padding:5px}
.wm-nav a{padding:9px 18px;border-radius:100px;font-size:14px;font-weight:600;
  color:var(--ink-soft);transition:background .2s,color .2s}
.wm-nav a:hover,.wm-nav a.active{background:var(--ink);color:var(--paper)}
.hbtn{display:inline-flex;align-items:center;gap:8px;font-weight:600;font-size:14px;
  padding:11px 22px;border-radius:100px;border:1px solid #3A3D49;color:var(--ink);transition:all .2s}
.hbtn:hover{background:var(--wm-true);border-color:var(--wm-true);color:#fff;transform:translateY(-2px)}
.nav-toggle{display:none;width:42px;height:42px;padding:0;background:transparent;
  border:1px solid var(--line);border-radius:12px;cursor:pointer;
  flex-direction:column;align-items:center;justify-content:center;gap:5px}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);
  transition:transform .3s,opacity .2s}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.nav-cta-mobile{display:none}

/* ---------- bands ---------- */
.band-wash{background:linear-gradient(180deg,rgba(255,255,255,0) 0%,rgba(255,255,255,.035) 45%,rgba(255,255,255,.035) 62%,rgba(255,255,255,0) 100%)}
.band-tint{background:linear-gradient(180deg,rgba(0,0,0,0) 0%,rgba(0,10,30,.30) 50%,rgba(0,0,0,0) 100%)}
.band-blue{background:linear-gradient(180deg,rgba(5,35,83,.72) 0%,rgba(3,16,42,.72) 100%)}

/* ---------- section head (title + description) ---------- */
.shead{display:flex;align-items:flex-start;gap:0;padding:clamp(80px,9vw,128px) 0 clamp(38px,4vw,56px)}
.shead .lead{position:relative;flex:0 0 38%;display:flex;align-items:center;min-height:92px;padding-right:30px}
.shead h2{font-family:var(--site-display);font-size:clamp(34px,3.4vw,46px);line-height:1.06;
  font-weight:600;letter-spacing:-.015em;margin:0;position:relative;z-index:2}
.shead .num{font-family:var(--app-face);font-size:clamp(72px,7vw,104px);font-weight:800;line-height:1;
  color:rgba(90,169,240,.10);letter-spacing:-.05em;position:relative;z-index:1;
  margin-left:-6px;top:-4px;pointer-events:none}
.shead .rule{width:3px;align-self:stretch;background:var(--wm-true);border-radius:3px;
  margin:6px 32px 6px 0;flex:0 0 3px}
.shead p{margin:0;flex:1;min-width:0;color:var(--ink-soft);font-size:16px;line-height:1.75;padding-top:2px}
.shead.on-blue h2{color:#fff}
.shead.on-blue p{color:rgba(255,255,255,.84)}
.shead.on-blue .num{color:rgba(255,255,255,.10)}
.shead.on-blue .rule{background:var(--wm-spark)}

.sublabel{font-family:var(--site-display);font-size:21px;font-weight:600;margin:72px 0 34px;color:var(--ink)}
.blk > .sublabel:first-child{margin-top:0}
.blk{padding-bottom:clamp(80px,9vw,128px)}

/* ---------- hero ---------- */
.hero{background:linear-gradient(155deg,#0A3FA8 0%,#052A6E 44%,#04142A 78%,var(--paper) 100%);
  color:#fff;position:relative;overflow:hidden}
.hero .waves{position:absolute;inset:0;opacity:.30}
.hero .dots span{position:absolute;background:var(--wm-spark);border-radius:50%;opacity:.5}
.hero-in{position:relative;z-index:3;display:flex;align-items:center;min-height:720px;
  padding:80px var(--site-pad);max-width:var(--site-container);width:100%;margin:0 auto;gap:clamp(40px,5vw,90px)}
.hero-copy{flex:0 0 44%}
.logo-lockup{margin-bottom:52px}
.logo-lockup .wm{display:flex;align-items:center;gap:12px}
.logo-lockup .wm b{font-family:var(--app-face);font-size:32px;font-weight:700;letter-spacing:-.02em}
.logo-lockup .rw{font-family:var(--app-face);font-size:38px;font-weight:400;letter-spacing:-.015em;
  margin-top:-2px;opacity:.92}
.logo-lockup .rw sup{font-size:12px;vertical-align:super;opacity:.7}
.hero h1{font-family:var(--site-display);font-size:clamp(38px,4.6vw,58px);line-height:1.05;
  font-weight:600;letter-spacing:-.015em;margin:0 0 22px}
.hero .sub{font-size:17px;line-height:1.68;color:rgba(255,255,255,.85);max-width:430px;margin:0}
.hero .meta{display:flex;gap:30px;margin-top:42px;flex-wrap:wrap}
.hero .meta div{border-left:2px solid var(--wm-spark);padding-left:13px}
.hero .meta dt{font-family:var(--mono);font-size:10.5px;letter-spacing:.13em;text-transform:uppercase;
  color:rgba(255,255,255,.6);margin:0 0 4px}
.hero .meta dd{margin:0;font-size:14px;font-weight:600}
.hero-shots{flex:1;position:relative;height:600px;min-width:0}
.hero-shots .ph{position:absolute;border-radius:34px;overflow:hidden;background:#0a0a0a;padding:5px;
  box-shadow:0 40px 74px rgba(0,0,0,.55),0 8px 20px rgba(0,0,0,.45)}
.hero-shots .ph img{border-radius:29px;width:100%}

/* ---------- cards ---------- */
.duo{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.card{background:var(--paper-raise);border:1px solid var(--line);border-radius:20px;padding:30px 32px}
.card h3{font-family:var(--site-display);font-size:17px;font-weight:600;color:var(--blue-bright);margin:0 0 18px}
.card li{position:relative;padding-left:20px;margin-bottom:11px;font-size:14.5px;
  color:var(--ink-soft);line-height:1.6}
.card li:last-child{margin-bottom:0}
.card li:before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;
  border-radius:50%;background:var(--wm-spark)}
.card li b{color:var(--ink);font-weight:600}

.metastrip{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);
  border:1px solid var(--line);border-radius:16px;overflow:hidden;margin-bottom:26px}
.metastrip div{background:var(--paper-raise);padding:20px 24px}
.metastrip dt{font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--muted);margin:0 0 6px}
.metastrip dd{margin:0;font-family:var(--site-display);font-size:15px;font-weight:600}

/* ---------- style guide ---------- */
.sg-group{margin-bottom:38px}
.sg-group:last-child{margin-bottom:0}
.sg-head{display:flex;align-items:baseline;gap:14px;margin-bottom:16px}
.sg-head h3{font-family:var(--site-display);font-size:18px;color:var(--ink)}
.sg-head span{font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.sg-row{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.sg-row.four{grid-template-columns:repeat(4,1fr)}
.sg-row.three{grid-template-columns:repeat(3,1fr)}
.sw{background:var(--paper-raise);border:1px solid var(--line);border-radius:16px;overflow:hidden}
.sw .chip{height:104px;display:block;border-bottom:1px solid var(--line)}
.sw .meta{padding:14px 16px 16px}
.sw .nm{font-size:13.5px;font-weight:700;color:var(--ink);margin-bottom:4px}
.sw .hex{font-family:var(--mono);font-size:12px;color:var(--muted);letter-spacing:.02em}
.sw .use{font-size:11.5px;color:var(--muted);margin-top:7px;line-height:1.5}

/* ---------- typography ---------- */
.type-hero{display:grid;grid-template-columns:200px 1fr;gap:34px;align-items:center;
  background:var(--paper-raise);border:1px solid var(--line);border-radius:20px;
  padding:36px 38px;margin-bottom:24px}
.type-hero .aa{font-family:var(--app-face);font-size:96px;font-weight:700;line-height:1;
  letter-spacing:-.04em;color:var(--ink)}
.type-hero h3{font-family:var(--app-face);font-size:38px;font-weight:700;letter-spacing:-.025em;
  margin:0 0 10px;color:var(--ink)}
.type-hero p{margin:0;color:var(--ink-soft);font-size:15px;line-height:1.7;max-width:62ch}
.type-hero .sub{font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--muted);margin-top:12px}
.scale{border:1px solid var(--line);border-radius:20px;overflow:hidden;background:var(--paper-raise)}
.scale .r{display:grid;grid-template-columns:1.5fr .7fr .7fr .8fr 1.3fr;align-items:center;gap:18px;
  padding:15px 28px;border-top:1px solid var(--line)}
.scale .r.hd{border-top:0;background:rgba(255,255,255,.03)}
.scale .r.hd span{font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.scale .sm{font-family:var(--app-face);color:var(--ink);letter-spacing:-.01em;min-width:0}
.scale .v{font-family:var(--mono);font-size:12.5px;color:var(--ink-soft)}
.scale .u{font-size:13px;color:var(--muted)}

/* ---------- persona ---------- */
.persona{display:grid;grid-template-columns:320px 1fr;gap:26px;margin-bottom:30px}
.pcard{background:var(--paper-raise);border:1px solid var(--line);border-radius:20px;padding:32px;text-align:center}
.pavatar{width:86px;height:86px;border-radius:50%;margin:0 auto 18px;
  background:linear-gradient(135deg,var(--wm-true),var(--wm-bentonville));color:#fff;
  display:grid;place-items:center;font-family:var(--site-display);font-size:34px}
.pname{font-family:var(--site-display);font-size:24px;margin-bottom:4px}
.prole{font-size:13.5px;color:var(--muted)}
.pquote{margin-top:20px;padding-top:18px;border-top:1px solid var(--line);
  font-family:var(--site-display);font-style:italic;font-size:15px;color:var(--ink-soft);line-height:1.6}
.pcols{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.empathy{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.eq{background:var(--paper-raise);border:1px solid var(--line);border-radius:16px;padding:22px 20px}
.eq .eh{display:block;font-family:var(--mono);font-size:10px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--wm-spark);margin-bottom:12px}
.eq p{margin:0 0 9px;font-size:13.5px;color:var(--ink-soft);line-height:1.6}
.eq p:last-child{margin-bottom:0}

/* ---------- competitive ---------- */
.comp-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.comp{background:var(--paper-raise);border:1px solid var(--line);border-radius:20px;padding:26px 24px;
  transition:transform .25s,border-color .25s}
.comp:hover{transform:translateY(-4px);border-color:var(--band-line)}
.comp .cav{width:42px;height:42px;border-radius:12px;background:rgba(90,169,240,.12);
  border:1px solid var(--band-line);display:grid;place-items:center;font-weight:800;font-size:13px;
  color:var(--blue-bright);margin-bottom:16px}
.comp h4{font-family:var(--site-display);font-size:17px;margin:0 0 12px}
.comp p{margin:0 0 12px;font-size:13.5px;color:var(--ink-soft);line-height:1.62}
.comp .take{display:block;font-size:13px;color:var(--wm-spark);line-height:1.6}

/* ---------- flow ---------- */
.flowcard{background:var(--paper-raise);border:1px solid var(--line);border-radius:22px;
  padding:34px 32px 30px;margin-bottom:26px}
.flowcard .ftitle{display:flex;align-items:center;gap:12px;margin-bottom:22px}
.flowcard .ftitle b{font-family:var(--site-display);font-size:16px;font-weight:600}
.chip{font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;
  background:rgba(0,83,226,.18);color:var(--blue-bright);padding:5px 10px;border-radius:6px}
.chain{display:flex;align-items:center;flex-wrap:wrap;gap:8px 0}
.node{background:var(--wm-true);color:#fff;font-size:12.5px;font-weight:500;padding:11px 15px;
  border-radius:10px;white-space:nowrap;line-height:1.2}
.node.alt{background:var(--wm-bentonville)}
.node.end{background:var(--wm-success);color:#fff}
.node.warn{background:var(--wm-spark);color:var(--wm-black);font-weight:600}
.arrow{width:26px;height:2px;background:#3A4A62;position:relative;flex:0 0 26px}
.arrow:after{content:"";position:absolute;right:0;top:-3px;border-left:7px solid #3A4A62;
  border-top:4px solid transparent;border-bottom:4px solid transparent}

/* ---------- wireframes ---------- */
.wf-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:26px}
.wf{background:#fff;border-radius:22px;padding:16px 16px 12px;
  box-shadow:0 26px 50px -28px rgba(0,0,0,.85)}
.wf svg{width:100%;height:auto;display:block}
.wf .cap{font-family:var(--mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;
  color:#7A818F;text-align:center;padding:12px 0 4px}

/* ---------- UI components ---------- */
.compbox{border:1.5px dashed #2E3546;border-radius:20px;padding:34px 34px;margin-bottom:34px;
  background:rgba(255,255,255,.02)}
.inputs{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:end}
.field{position:relative}
.field label{position:absolute;top:-8px;left:14px;background:var(--paper);padding:0 6px;
  font-size:11px;color:var(--muted)}
.field .ctrl{border:1.5px solid var(--line);border-radius:12px;padding:15px 16px;font-size:14px;
  display:flex;align-items:center;justify-content:space-between;color:var(--ink);background:var(--paper-raise)}
.field .ctrl.ph{color:var(--muted)}
.field.ok .ctrl{border-color:var(--wm-success)}
.field.err .ctrl{border-color:var(--wm-error)}
.field .hint{font-size:11.5px;margin-top:7px;color:var(--ink-soft)}
.field.err .hint{color:#F0736A}
.btnrow{display:flex;align-items:center;gap:20px;flex-wrap:wrap}
.btnrow+.btnrow{margin-top:22px}
.btn{border:0;font-family:var(--site-body);font-size:14.5px;font-weight:600;padding:15px 30px;
  border-radius:99px;background:var(--wm-true);color:#fff;cursor:default;flex:1;text-align:center}
.btn.sec{background:#1B1F2A;color:var(--ink-soft)}
.btn.dark{background:var(--wm-bentonville);color:#fff}
.btn.sm{flex:0 0 auto;font-size:12.5px;padding:10px 20px}
.btn.ghost{background:transparent;border:1.5px solid var(--blue-bright);color:var(--blue-bright)}
.btn.spark{background:var(--wm-spark);color:var(--wm-black)}
.btn.icon{flex:0 0 auto;width:44px;height:44px;padding:0;display:grid;place-items:center;border-radius:50%}
.navdemo{display:grid;gap:12px}
.tabbar{display:grid;grid-template-columns:repeat(5,1fr);background:var(--paper-raise);
  border:1px solid var(--line);border-radius:16px;padding:11px 6px}
.tabbar .t{display:grid;justify-items:center;gap:5px;color:var(--muted);font-size:9.5px;font-weight:500}
.tabbar .t svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.7;
  stroke-linecap:round;stroke-linejoin:round}
.tabbar .t.on{color:var(--blue-bright)}
.iconwall{display:grid;grid-template-columns:repeat(12,1fr);gap:20px 12px}
.iconwall span{display:grid;place-items:center;height:34px;color:var(--ink-soft)}
.iconwall svg{width:21px;height:21px;stroke:currentColor;fill:none;stroke-width:1.6;
  stroke-linecap:round;stroke-linejoin:round}

/* ---------- visual design ---------- */
.feature{display:flex;align-items:center;gap:clamp(40px,5vw,72px);padding:clamp(52px,6vw,84px) 0}
.feature.rev{flex-direction:row-reverse}
.feature .txt{flex:0 0 34%}
.feature h3{font-family:var(--site-display);font-size:clamp(24px,2.4vw,30px);font-weight:600;
  letter-spacing:-.015em;margin:0 0 16px;line-height:1.2}
.feature p{margin:0;color:var(--ink-soft);font-size:15.5px;line-height:1.75}
.feature .tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:22px}
.tag{font-family:var(--mono);font-size:10px;letter-spacing:.09em;text-transform:uppercase;
  border:1px solid var(--line);color:var(--ink-soft);padding:5px 10px;border-radius:99px;
  background:rgba(255,255,255,.03)}
.feature.on-blue h3{color:#fff}
.feature.on-blue p{color:rgba(255,255,255,.84)}
.feature.on-blue .tag{border-color:rgba(255,255,255,.3);color:rgba(255,255,255,.9);background:rgba(255,255,255,.08)}
.feature .shots{flex:1;display:flex;gap:18px;justify-content:center;align-items:center;min-width:0}
.dev{border-radius:30px;overflow:hidden;background:#0a0a0a;padding:5px;
  box-shadow:0 30px 56px rgba(0,0,0,.55)}
.dev img{border-radius:25px;width:100%}
.dev.lift{transform:translateY(-22px)}
.dev.drop{transform:translateY(18px)}

/* ---------- reflection ---------- */
.reflect{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.reflect div{background:var(--paper-raise);border:1px solid var(--line);border-radius:18px;
  padding:24px 26px;display:flex;gap:18px;align-items:flex-start}
.reflect .rn{font-family:var(--site-display);font-size:22px;color:var(--wm-spark);flex:0 0 auto}
.reflect p{margin:0;font-size:14.5px;color:var(--ink-soft);line-height:1.68}

/* ---------- collage ---------- */
.collage{position:relative;overflow:hidden;line-height:0}


/* ---------- footer ---------- */
.site-footer{background:var(--navy-deep);border-top:1px solid var(--line);padding:100px 0 40px}
.footer-cta{text-align:center;max-width:640px;margin:0 auto 70px;padding:0 24px}
.footer-cta .eyebrow{color:var(--gold);font-size:13px;font-weight:700;letter-spacing:.14em;
  text-transform:uppercase;display:inline-flex;align-items:center;gap:10px}
.footer-cta .eyebrow:before{content:"";width:20px;height:1px;background:var(--gold)}
.footer-cta h2{color:#fff;font-size:clamp(32px,5vw,52px);margin:18px 0 16px}
.footer-cta p{color:#B7BCC9;font-size:17px;margin-bottom:32px}
.footer-cta .btn-row{display:flex;justify-content:center;gap:14px;flex-wrap:wrap}
.fbtn{display:inline-flex;align-items:center;gap:10px;font-weight:600;font-size:15px;
  padding:14px 26px;border-radius:100px;border:1px solid #4C5568;color:#EDEBE3;transition:all .25s}
.fbtn.solid{background:var(--gold);color:var(--navy-deep);border-color:var(--gold)}
.fbtn.solid:hover{background:#fff;border-color:#fff}
.fbtn:hover{background:#EDEBE3;color:var(--navy-deep)}
.footer-bottom{max-width:var(--site-container);width:100%;margin:0 auto;padding:30px var(--site-pad) 0;border-top:1px solid #232E42;
  display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:16px;
  font-size:14px;color:#8891A3}
.footer-social{display:flex;gap:22px}
.footer-social a{color:#C7CBD6;font-weight:600}
.footer-social a:hover{color:var(--gold)}

/* copy toast (shared behaviour with the rest of the site) */
.copy-toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,16px);z-index:200;
  max-width:min(92vw,460px);background:var(--paper-raise);color:var(--ink);border:1px solid var(--line);
  border-left:3px solid var(--gold);border-radius:12px;padding:13px 20px;font-size:14px;font-weight:600;
  text-align:center;box-shadow:0 20px 44px -18px rgba(0,0,0,.8);opacity:0;visibility:hidden;
  transition:opacity .28s,transform .28s,visibility .28s}
.copy-toast.show{opacity:1;visibility:visible;transform:translate(-50%,0)}

/* =========================================================
   Responsive
   ========================================================= */
@media(max-width:1180px){
  :root{--pad:clamp(28px,6vw,72px)}
  .shead .lead{flex:0 0 42%}
  .iconwall{grid-template-columns:repeat(8,1fr)}
}
@media(max-width:1000px){
  .shead{flex-direction:column;padding:88px 0 42px}
  .shead .lead{flex:none;min-height:auto;margin-bottom:20px;padding-right:0}
  .shead .rule{width:100%;height:3px;flex:none;align-self:auto;margin:0 0 18px}
  .shead p{font-size:15.5px}
  .hero-in{flex-direction:column;align-items:flex-start;min-height:auto;padding-top:60px;padding-bottom:60px}
  .hero-copy{flex:none;width:100%;margin-bottom:36px}
  .hero-shots{width:100%;height:400px}
  .feature,.feature.rev{flex-direction:column;gap:32px;padding:44px 0}
  .feature .txt{flex:none}
  .comp-grid,.pcols,.empathy,.sg-row,.sg-row.four,.sg-row.three{grid-template-columns:repeat(2,1fr)}
  .persona{grid-template-columns:1fr}
  .wf-grid{grid-template-columns:repeat(2,1fr)}
  .type-hero{grid-template-columns:1fr;gap:20px;text-align:left}
  .type-hero .aa{font-size:72px}
  .scale .r{grid-template-columns:1.2fr .7fr .7fr .8fr;gap:12px}
  .scale .r .u{display:none}
  .collage{height:480px}
}
@media(max-width:780px){
  :root{--pad:24px}
  .wm-nav{position:absolute;top:100%;left:16px;right:16px;flex-direction:column;align-items:stretch;
    gap:2px;padding:10px;border-radius:16px;box-shadow:0 26px 50px -22px rgba(0,0,0,.8);
    opacity:0;visibility:hidden;transform:translateY(-10px);
    transition:opacity .28s,transform .28s,visibility .28s}
  .wm-nav.open{opacity:1;visibility:visible;transform:none}
  .wm-nav a{padding:14px 16px;border-radius:10px;font-size:15.5px;text-align:left}
  .nav-cta-mobile{display:block;margin-top:6px;background:var(--wm-true);color:#fff;
    font-weight:700;text-align:center}
  .nav-toggle{display:flex}
  .hbtn{display:none}
  .duo,.type-grid,.comp-grid,.pcols,.empathy,.reflect,.inputs{grid-template-columns:1fr}
  .metastrip{grid-template-columns:1fr 1fr}
  .sg-row,.sg-row.four,.sg-row.three{grid-template-columns:1fr 1fr}
  .wf-grid{grid-template-columns:1fr}
  .iconwall{grid-template-columns:repeat(6,1fr)}
  .scale .r{grid-template-columns:1fr auto;gap:6px 14px;padding:14px 20px}
  .scale .r .v:nth-of-type(2),.scale .r.hd{display:none}
  .btnrow{gap:12px}
  .btn{flex:1 1 100%}
  .hero-shots{height:330px}
  .collage{height:380px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .blk{padding-bottom:72px}
}
@media(prefers-reduced-motion:reduce){
  *{animation-duration:.01ms!important;transition-duration:.01ms!important}
}


/* ---------- MoSCoW priorities ---------- */
.moscow{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.mcard{background:var(--paper-raise);border:1px solid var(--line);border-radius:20px;padding:28px 26px;
  transition:transform .25s,border-color .25s}
.mcard:hover{transform:translateY(-4px);border-color:var(--band-line)}
.mtag{display:inline-block;font-size:11px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;
  padding:6px 14px;border-radius:100px;margin-bottom:16px}
.m-must .mtag{background:var(--wm-true);color:#fff}
.m-should .mtag{background:var(--wm-spark);color:var(--wm-black)}
.m-could .mtag{background:rgba(255,255,255,.1);color:var(--ink-soft)}
.m-wont .mtag{background:rgba(196,37,36,.18);color:#F0908A}
.mcard h4{font-family:var(--site-display);font-size:19px;margin:0 0 4px}
.msub{display:block;font-size:12.5px;color:var(--muted);margin-bottom:18px}
.mcard li{position:relative;padding-left:19px;margin-bottom:11px;font-size:14.5px;
  color:var(--ink-soft);line-height:1.6}
.mcard li:last-child{margin-bottom:0}
.mcard li:before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;
  background:var(--blue-bright)}
.m-should li:before{background:var(--wm-spark)}
.m-wont li:before{background:#7A5350}

/* ---------- research themes ---------- */
.themepanel{background:var(--paper-raise);border:1px solid var(--line);border-radius:22px;
  padding:36px clamp(26px,3vw,40px)}
.tlabel{display:block;font-size:11.5px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;
  color:var(--wm-spark);margin-bottom:5px}
.tsub{display:block;font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;
  color:var(--muted);margin-bottom:24px}
.themepanel li{position:relative;padding:15px 0 15px 24px;font-size:15.5px;color:var(--ink-soft);
  border-bottom:1px solid rgba(255,255,255,.06);line-height:1.6}
.themepanel li:last-of-type{border-bottom:0}
.themepanel li:before{content:"";position:absolute;left:0;top:23px;width:7px;height:7px;
  border-radius:50%;background:var(--blue-bright)}
.tnote{margin:26px 0 0;font-size:13.5px;color:var(--muted);line-height:1.7;
  border-left:2px solid var(--band-line);padding-left:20px}

/* ---------- pain / gain ---------- */
.paingain{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:20px}
.pg{border-radius:20px;padding:28px 30px}
.pg-pain{background:#1C1214;border:1px solid #3A2226}
.pg-gain{background:#06192B;border:1px solid var(--band-line)}
.pg h4{font-family:var(--site-display);font-size:21px;margin:0 0 16px}
.pg-pain h4{color:#F0908A}
.pg-gain h4{color:var(--blue-bright)}
.pg li{position:relative;padding-left:20px;margin-bottom:11px;font-size:14.5px;
  color:var(--ink-soft);line-height:1.6}
.pg li:last-child{margin-bottom:0}
.pg li:before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;
  background:var(--wm-spark)}

/* ---------- competitor logo tile ---------- */
.clogo{width:100%;max-width:170px;background:#fff;border:1px solid rgba(255,255,255,.14);
  border-radius:12px;padding:12px 14px;margin-bottom:16px;display:flex;align-items:center;
  justify-content:center;min-height:76px}
.clogo img{max-width:100%;max-height:52px;width:auto;height:auto;object-fit:contain}

/* ---------- wireframe images ---------- */
.wf img{width:100%;height:auto;display:block;border-radius:12px}

@media(max-width:1000px){
  .moscow{grid-template-columns:repeat(2,1fr)}
  .paingain{grid-template-columns:1fr}
}
@media(max-width:780px){
  .moscow{grid-template-columns:1fr}
  .themepanel li{font-size:14.5px}
}

/* ---------- User interview ---------- */
.ivshots{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-bottom:8px}
.ivshots figure{margin:0}
.ivshots img{width:100%;border-radius:18px;border:1px solid var(--line);display:block}
.ivshots figcaption{margin-top:12px;font-size:13.5px;color:var(--muted);line-height:1.6}

.qgrid{display:grid;grid-template-columns:1fr 1fr;gap:14px 30px}
.q{display:flex;gap:16px;align-items:flex-start;background:var(--paper-raise);
  border:1px solid var(--line);border-radius:14px;padding:18px 20px;
  transition:border-color .25s ease,transform .25s ease}
.q:hover{border-color:var(--band-line);transform:translateY(-2px)}
.qn{flex:0 0 auto;font-family:var(--mono);font-size:11px;font-weight:500;letter-spacing:.06em;
  color:var(--wm-spark);background:rgba(255,194,32,.12);border:1px solid rgba(255,194,32,.28);
  border-radius:7px;padding:5px 8px;line-height:1}
.q p{margin:0;font-size:14.5px;color:var(--ink-soft);line-height:1.6}

.ivnote{margin:26px 0 0;font-size:12.5px;color:var(--muted);line-height:1.65;
  border-left:2px solid var(--line);padding-left:16px;max-width:70ch}

@media(max-width:1000px){
  .ivshots{grid-template-columns:1fr;gap:20px}
  .qgrid{grid-template-columns:1fr;gap:12px}
}

/* ---------- Keep exploring ---------- */
.nextwrap{padding:clamp(80px,8vw,116px) 0 clamp(80px,8vw,116px);text-align:center}
.nexttitle{font-family:var(--site-display);font-size:clamp(28px,3.4vw,40px);margin:0 0 14px}
.nextlead{margin:0 auto 44px;color:var(--ink-soft);font-size:16.5px;max-width:60ch}
.next-projects{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;text-align:left}
.next-card{background:var(--paper-raise);border:1px solid var(--line);border-radius:var(--radius);
  padding:28px;transition:transform .25s ease,border-color .25s ease;display:block}
.next-card:hover{transform:translateY(-4px);border-color:var(--band-line)}
.next-card .tag2{font-size:12.5px;color:var(--muted);font-weight:600;display:block;margin-bottom:8px}
.next-card h4{font-family:var(--site-display);font-size:18px}
@media(max-width:860px){.next-projects{grid-template-columns:1fr}}

/* ---------- Problem / answer pair ---------- */
.card--issue{background:#1A1214;border-color:#3A2226}
.card--issue h3{color:#F0847B}
.card--issue li:before{background:#F0847B}
.card--fix{background:#0A1F2E;border-color:var(--band-line)}
.card--fix h3{color:var(--blue-bright)}
.card--fix li:before{background:var(--wm-spark)}

/* ---------- Rhythm + polish pass ---------- */
/* Interview shots were running very tall — hold them to a consistent ratio */
.ivshots img{aspect-ratio:16/10;object-fit:cover}
.q{padding:16px 18px}
.q p{font-size:14px}

/* One hover language across every card-like surface */
.card,.comp,.eq,.pcard,.mcard,.sw,.flowcard{transition:transform .25s ease,border-color .25s ease}
.card:hover,.eq:hover,.mcard:hover,.sw:hover,.flowcard:hover{border-color:var(--band-line)}

/* Section numbers sit a touch brighter so they read as deliberate */
.shead .num{color:rgba(90,169,240,.13)}
.shead.on-blue .num{color:rgba(255,255,255,.12)}

/* Images inside white artboards get a soft lift, matching the other case studies */
.wf{box-shadow:0 22px 44px -26px rgba(0,0,0,.85)}
.ivshots img{box-shadow:0 22px 44px -28px rgba(0,0,0,.75)}

/* Keep the last block from crowding the footer */
section:last-of-type .blk{padding-bottom:clamp(80px,9vw,128px)}

/* ---------- Full-bleed layout: keep prose readable ---------- */
/* Grids, cards and imagery span the full page. Long-form text is capped to a
   readable measure so lines don't run the width of a large monitor. */
.prose p{max-width:78ch}
.ivnote,.tnote{max-width:80ch}


/* ---------- Mobile rhythm, matched to the BRAC Bank case study ---------- */
@media(max-width:780px){
  .shead{padding:64px 0 30px}
  .blk{padding-bottom:64px}
  .sublabel{margin:46px 0 24px}
  .center-lead{margin-bottom:36px}
  .feature,.feature.rev{padding:40px 0}
}


/* ---------- Header + footer: same centred container as the home page ---------- */
@media(max-width:600px){
  :root{--site-pad:20px}
}


/* ---------- Option D: navy surfaces ---------- */
.card,.comp,.eq,.pcard,.mcard,.themepanel,.flowcard,.sw,.q,.metastrip div,
.tabbar,.field .ctrl,.scale,.type-hero,.next-card,.pg,.moscow .mcard{
  background:rgba(255,255,255,.055);
  border-color:rgba(255,255,255,.13);
  backdrop-filter:blur(2px);
}
.metastrip{background:rgba(255,255,255,.13);border-color:rgba(255,255,255,.13)}
.card:hover,.comp:hover,.eq:hover,.mcard:hover,.sw:hover,.flowcard:hover,.q:hover,.next-card:hover{
  border-color:rgba(255,255,255,.30);
  background:rgba(255,255,255,.085);
}
.sw .chip{border-bottom-color:rgba(255,255,255,.13)}
.shead .num{color:rgba(255,255,255,.09)}
.shead .rule{background:var(--wm-spark)}
.card h3,.comp h4{color:var(--wm-spark)}
.field label{background:transparent}
.compbox{border-color:rgba(255,255,255,.18);background:rgba(255,255,255,.03)}
.arrow,.arrow:after{background:rgba(255,255,255,.34)}
.arrow:after{border-left-color:rgba(255,255,255,.34);background:none}
.ivnote,.tnote{border-left-color:rgba(255,255,255,.22)}
.scale .r,.scale .r.hd{border-top-color:rgba(255,255,255,.11)}
.scale .r.hd{background:rgba(255,255,255,.06)}

.site-footer{background:rgba(2,9,24,.86);border-top-color:rgba(255,255,255,.12)}
.footer-bottom{border-top-color:rgba(255,255,255,.14)}
.wm-header{background:rgba(4,20,46,.78);border-bottom-color:rgba(255,255,255,.12)}
.wm-nav{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.14)}
.nav-toggle{border-color:rgba(255,255,255,.20)}
/* keep the problem / answer pair distinct on navy */
.card--issue{background:rgba(224,90,80,.10);border-color:rgba(240,132,123,.32)}
.card--issue h3{color:#FFA79E}
.card--fix{background:rgba(0,83,226,.16);border-color:rgba(127,194,255,.34)}
.card--fix h3{color:#9ED0FF}

/* ---------- Research: theme -> consequence table ---------- */
.rtable{background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.13);
  border-radius:var(--radius);overflow:hidden;backdrop-filter:blur(2px)}
.rrow{display:grid;grid-template-columns:1fr 1.5fr .42fr;gap:24px;
  padding:20px 28px;border-top:1px solid rgba(255,255,255,.09);align-items:start;
  transition:background .25s ease}
.rrow:not(.rhead):hover{background:rgba(255,255,255,.045)}
.rrow.rhead{border-top:0;background:rgba(255,255,255,.06);padding:14px 28px}
.rrow.rhead span{font-family:var(--mono);font-size:10px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--muted)}
.rt{font-family:var(--site-display);font-size:16.5px;color:#fff;line-height:1.3}
.rc{font-size:14.5px;color:var(--ink-soft);line-height:1.65}
.rs{font-size:11.5px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;
  justify-self:start;padding:5px 12px;border-radius:100px;white-space:nowrap}
.rs.high{color:#1F1400;background:var(--wm-spark)}
.rs.med{color:#08243F;background:var(--blue-bright)}
.rs.low{color:var(--ink-soft);background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18)}

@media(max-width:900px){
  .rrow{grid-template-columns:1fr;gap:8px;padding:20px 22px}
  .rrow.rhead{display:none}
  .rs{margin-top:4px}
}


/* ---------- Screens collage: single full-bleed image ---------- */
.collage{position:relative;overflow:hidden;line-height:0}
.collage img{width:100%;height:auto;display:block}
/* soften both edges so it blends into the page gradient */
.collage::before,.collage::after{content:"";position:absolute;left:0;right:0;height:90px;pointer-events:none;z-index:2}
.collage::before{top:0;background:linear-gradient(180deg,rgba(4,20,46,.9),transparent)}
.collage::after{bottom:0;background:linear-gradient(0deg,rgba(3,16,41,.9),transparent)}
@media(max-width:780px){.collage::before,.collage::after{height:48px}}

/* ---------- Final PDF alignment ---------- */
.pavatar.photo{width:96px;height:96px;padding:0;overflow:hidden;background:none}
.pavatar.photo img{width:100%;height:100%;object-fit:cover;border-radius:50%}
.tklead{margin:14px 0 30px;color:var(--ink-soft);font-size:16px;line-height:1.7;max-width:78ch}
.feature{display:grid;grid-template-columns:.85fr 1.15fr;gap:clamp(28px,4vw,64px);align-items:center;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.11);border-radius:26px;
  padding:clamp(26px,3.4vw,52px);margin-bottom:22px}
.feature.rev .txt{order:2}
.fnum{display:inline-grid;place-items:center;width:44px;height:44px;border-radius:12px;
  background:var(--wm-true);color:#fff;font-weight:800;font-size:16px;margin-bottom:16px}
.feature.rev .fnum{background:var(--wm-spark);color:#241B08}
.feature h3{font-family:var(--site-display);font-size:clamp(23px,2.5vw,31px);line-height:1.16;color:#fff;margin:0}
.fbar{width:56px;height:4px;border-radius:4px;background:var(--wm-spark);margin:14px 0 16px}
.feature p{margin:0;font-size:15.5px;line-height:1.75;color:var(--ink-soft)}
.feature .shots{display:flex;align-items:center;justify-content:center;gap:clamp(12px,1.6vw,22px);min-width:0}
.dev{border-radius:26px;overflow:hidden;background:#0a0a0a;padding:4px;flex:0 1 auto}
.dev img{width:100%;border-radius:22px;display:block}
.dev.lead{max-width:250px;box-shadow:0 30px 60px -26px rgba(0,0,0,.75)}
.dev.sub{max-width:190px;opacity:.94;transform:translateY(24px);box-shadow:0 24px 48px -26px rgba(0,0,0,.7)}
@media(max-width:1000px){.feature{grid-template-columns:1fr;gap:30px}.feature.rev .txt{order:0}.dev.sub{transform:none}}
@media(max-width:560px){.feature .shots{flex-direction:column;gap:18px}.dev.lead,.dev.sub{max-width:240px}}

/* Hero CTA — matches the RentFinder / BRAC Bank placement */
.hero-cta{margin-top:32px}

/* ---------- Live prototype ---------- */
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.btn-proto{background:var(--wm-spark);color:#241B08;border-color:var(--wm-spark);font-weight:700}
.btn-proto:hover{background:#fff;border-color:#fff;color:var(--navy-deep)}

.proto{display:grid;grid-template-columns:minmax(0,340px) 1fr;gap:clamp(30px,4vw,64px);align-items:center}
.proto-device{
  position:relative;width:100%;max-width:340px;margin:0 auto;
  aspect-ratio:390/844;border-radius:44px;background:#0a0a0a;padding:10px;
  box-shadow:0 40px 80px -30px rgba(0,0,0,.85), 0 0 0 1px rgba(255,255,255,.10);
}
.proto-device::before{content:"";position:absolute;top:20px;left:50%;transform:translateX(-50%);
  width:110px;height:22px;border-radius:14px;background:#0a0a0a;z-index:3}
.proto-screen{position:relative;width:100%;height:100%;border-radius:36px;overflow:hidden;
  background:linear-gradient(160deg,#0B3E68,#041E42);display:grid;place-items:center}
.proto-screen iframe{position:absolute;inset:0;width:100%;height:100%;border:0;background:#fff}
.proto-play{
  display:grid;justify-items:center;gap:6px;background:none;border:0;cursor:pointer;
  color:#fff;font-family:var(--site-body);padding:24px;z-index:2;
}
.pp-icon{width:62px;height:62px;border-radius:50%;background:var(--wm-spark);color:#241B08;
  display:grid;place-items:center;font-size:20px;margin-bottom:6px;
  transition:transform .25s ease;box-shadow:0 12px 30px -10px rgba(255,194,32,.6)}
.proto-play:hover .pp-icon{transform:scale(1.08)}
.pp-t{font-size:15.5px;font-weight:700}
.pp-s{font-size:12.5px;color:rgba(255,255,255,.66)}

.proto-tag{display:inline-block;font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--wm-spark);background:rgba(255,194,32,.12);
  border:1px solid rgba(255,194,32,.3);border-radius:100px;padding:6px 13px;margin-bottom:16px}
.proto-copy h3{font-family:var(--site-display);font-size:clamp(24px,2.6vw,32px);color:#fff;margin:0 0 14px}
.proto-copy p{font-size:15.5px;color:var(--ink-soft);line-height:1.75;margin:0 0 20px;max-width:56ch}
.proto-list{margin:0 0 26px}
.proto-list li{position:relative;padding-left:22px;margin-bottom:10px;font-size:15px;color:var(--ink-soft)}
.proto-list li::before{content:"";position:absolute;left:0;top:9px;width:7px;height:7px;
  border-radius:50%;background:var(--wm-spark)}
.proto-actions{display:flex;gap:12px;flex-wrap:wrap}

@media(max-width:900px){
  .proto{grid-template-columns:1fr;gap:34px}
  .proto-copy{order:-1}
  .proto-device{max-width:300px}
}
.proto-actions .btn{flex:0 0 auto;width:auto}
.hero-cta .btn{flex:0 0 auto;width:auto}