/* ============================================================
   MACH ARCHITECTURE — service landing
   Reuses home design system (styles.css) + shared AIS components
   (ais.css): .ais-open, .ais-prob, .ais-pain, .ais-punch,
   .ais-card, .ais-final. Only MACH-specific components below.
   ============================================================ */

/* generic gradient accent (home only scopes .grad to the hero) */
.ais-h1 .grad,.ais-punch .grad,.mach-case .grad{
  background:linear-gradient(120deg,#5046E5,#8A7CFF);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}

/* ---- S02 · el problema — solution callout ---- */
.mach-solve{margin-top:30px;display:grid;grid-template-columns:auto 1fr;gap:22px;align-items:start;
  padding:26px 28px;border:1px solid var(--line);border-left:3px solid var(--blue-bright);
  border-radius:14px;background:linear-gradient(120deg,var(--blue-soft),transparent 60%),var(--surface)}
.mach-solve .ico{width:42px;height:42px;border-radius:11px;flex-shrink:0;display:grid;place-items:center;
  background:var(--blue-soft);border:1px solid var(--line-2)}
.mach-solve .ico svg{width:22px;height:22px;fill:none;stroke:var(--blue-bright);stroke-width:1.7}
.mach-solve p{font-size:15px;line-height:1.74;color:var(--t1)}
.mach-solve p b{color:var(--blue-bright);font-weight:700}

/* ---- S03 · los 4 pilares (M A C H) ---- */
.mach-pillars{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.mach-pillar{position:relative;display:flex;flex-direction:column;border:1px solid var(--lt-line);
  border-radius:18px;background:var(--lt-card);padding:28px 26px 26px;overflow:hidden;transition:.4s var(--ease)}
.mach-pillar::before{content:attr(data-l);position:absolute;top:-34px;right:-6px;font-weight:900;
  font-size:150px;line-height:1;letter-spacing:-.06em;color:var(--blue);opacity:.06;pointer-events:none}
.mach-pillar:hover{transform:translateY(-5px);border-color:var(--lt-line2);box-shadow:0 24px 60px -34px rgba(80,70,229,.4)}
.mach-pillar .pl{display:flex;align-items:baseline;gap:10px;margin-bottom:14px}
.mach-pillar .pl .lt-letter{font-weight:900;font-size:30px;letter-spacing:-.04em;color:var(--blue);
  -webkit-text-fill-color:transparent;background:linear-gradient(135deg,#5046E5,#8A7CFF);-webkit-background-clip:text;background-clip:text}
.mach-pillar .pl .pn{font-size:17px;font-weight:700;letter-spacing:-.02em;color:var(--lt-ink)}
.mach-pillar .pdef{font-size:13.5px;line-height:1.66;color:var(--lt-2);position:relative;z-index:2}
.mach-pillar .psolve{margin-top:auto;padding-top:16px;border-top:1px solid var(--lt-line);
  font-size:13px;line-height:1.6;color:var(--lt-ink);position:relative;z-index:2}
.mach-pillar .psolve .kl{display:block;font-family:var(--mono);font-size:10px;letter-spacing:.07em;
  text-transform:uppercase;color:var(--blue);margin-bottom:6px}
.mach-pillar .psolve b{font-weight:700}

/* ---- S04 · para quién (2x2, dark, reuses .ais-card) ---- */
.mach-aud{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}

/* ---- S05 · dos productos ---- */
.mach-prods{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;align-items:stretch}
.mach-prod{position:relative;display:flex;flex-direction:column;border:1px solid var(--lt-line);
  border-radius:20px;background:var(--lt-card);padding:32px 30px;transition:.4s var(--ease)}
.mach-prod:hover{transform:translateY(-4px);border-color:var(--lt-line2)}
.mach-prod.feat{border-color:var(--blue);box-shadow:0 28px 70px -34px rgba(80,70,229,.45)}
.mach-prod .recur{position:absolute;top:-11px;right:30px;font-family:var(--mono);font-size:10px;letter-spacing:.08em;
  text-transform:uppercase;padding:5px 12px;border-radius:100px;background:var(--blue);color:#fff}
.mach-prod .pname{font-family:var(--mono);font-size:13px;letter-spacing:.05em;color:var(--blue)}
.mach-prod .pprice{font-size:clamp(26px,2.6vw,34px);font-weight:800;letter-spacing:-.035em;color:var(--lt-ink);margin:10px 0 14px}
.mach-prod .pprice.custom{font-size:clamp(16px,1.5vw,18px);font-weight:700;letter-spacing:-.01em;line-height:1.35;color:var(--lt-2);max-width:30ch}
.mach-prod .pmeta{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}
.mach-prod .pmeta span{font-family:var(--mono);font-size:11px;color:var(--lt-2);background:var(--lt-surface);
  border:1px solid var(--lt-line);border-radius:100px;padding:5px 12px}
.mach-prod .pintro{font-size:14px;line-height:1.7;color:var(--lt-2);margin-bottom:18px}
.mach-checks{list-style:none;display:flex;flex-direction:column;gap:11px;margin-bottom:24px}
.mach-checks li{display:flex;gap:11px;font-size:13.5px;line-height:1.5;color:var(--lt-ink)}
.mach-checks li::before{content:"";flex-shrink:0;width:18px;height:18px;margin-top:1px;border-radius:50%;
  background:var(--blue) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23fff' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center/11px no-repeat}
.mach-prod .btn{margin-top:auto;justify-content:center;width:100%}
.mach-note{margin-top:18px;text-align:center;font-size:13px;font-style:italic;color:var(--lt-3)}
.mach-note b{color:var(--blue);font-style:normal;font-weight:600}

/* comparison strip */
.mach-cmp{margin-top:22px;border:1px solid var(--lt-line);border-radius:16px;overflow:hidden;background:var(--lt-card)}
.mach-crow{display:grid;grid-template-columns:1fr 1.2fr 1.2fr;border-top:1px solid var(--lt-line)}
.mach-crow:first-child{border-top:0}
.mach-crow.head{background:var(--lt-surface)}
.mach-crow>div{padding:14px 22px;font-size:13.5px;color:var(--lt-ink);line-height:1.45}
.mach-crow .ck{font-family:var(--mono);font-size:11px;letter-spacing:.05em;text-transform:uppercase;color:var(--lt-3);font-weight:500}
.mach-crow.head>div:not(.ck){font-weight:700}
.mach-crow>div:nth-child(2){border-left:1px solid var(--lt-line)}
.mach-crow>div:nth-child(3){border-left:1px solid var(--lt-line);background:var(--lt-bluesoft)}

/* ---- S06 · mach por vertical (dark grid) ---- */
.mach-verts{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.mach-vert{position:relative;display:flex;flex-direction:column;border:1px solid var(--line);
  border-radius:16px;background:var(--surface);padding:24px 24px 22px;transition:.35s var(--ease)}
.mach-vert:hover{transform:translateY(-4px);border-color:var(--line-2);background:var(--surface-2)}
.mach-vert .vtop{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:14px}
.mach-vert .vname{font-size:17px;font-weight:700;letter-spacing:-.02em;color:var(--t1)}
.mach-prio{font-family:var(--mono);font-size:9.5px;letter-spacing:.08em;text-transform:uppercase;
  padding:4px 9px;border-radius:100px;border:1px solid var(--line-2);color:var(--t3);white-space:nowrap}
.mach-prio.alta{background:var(--blue);border-color:var(--blue);color:#fff}
.mach-prio.media{background:var(--blue-soft);border-color:transparent;color:var(--blue-bright)}
.mach-vert .vreto{font-size:13.5px;line-height:1.66;color:var(--t2);margin-bottom:16px}
.mach-vert .vart{margin-top:auto;padding-top:14px;border-top:1px solid var(--line);
  font-size:12.5px;line-height:1.5;color:var(--t1);display:flex;gap:9px}
.mach-vert .vart svg{width:15px;height:15px;flex-shrink:0;margin-top:2px;fill:none;stroke:var(--blue-bright);stroke-width:1.7}
.mach-vert .vart i{font-style:normal;color:var(--t2)}

/* ---- S07 · proceso (horizontal phase stepper, light) ---- */
.mach-phases{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:10px}
.mach-phases::before{content:"";position:absolute;top:23px;left:6%;right:6%;height:2px;
  background:linear-gradient(90deg,var(--blue),var(--blue-bright));opacity:.32}
.mach-phase{position:relative;display:flex;flex-direction:column}
.mach-phase .pdot{width:46px;height:46px;border-radius:50%;background:var(--lt-card);border:2px solid var(--blue);
  display:grid;place-items:center;font-family:var(--mono);font-size:15px;font-weight:600;color:var(--blue);
  position:relative;z-index:2;margin-bottom:18px;transition:.35s var(--ease)}
.mach-phase:hover .pdot{background:var(--blue);color:#fff;box-shadow:0 10px 26px -10px rgba(80,70,229,.6)}
.mach-phase .pwk{font-family:var(--mono);font-size:11.5px;letter-spacing:.03em;color:var(--blue)}
.mach-phase h4{font-size:16.5px;font-weight:700;letter-spacing:-.02em;color:var(--lt-ink);margin:6px 0 9px}
.mach-phase p{font-size:13px;line-height:1.66;color:var(--lt-2)}

/* ---- S08 · costco case (dark) ---- */
.mach-case{display:grid;grid-template-columns:1.05fr 0.95fr;gap:46px;align-items:center}
.mach-case-vis{position:relative;border:1px solid var(--line);border-radius:18px;overflow:hidden;
  aspect-ratio:16/11;background:#16181c}
.mach-case-vis img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.mach-case-vis::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(120% 120% at 80% 8%,rgba(54,182,255,.2),transparent 55%)}
.mach-case-vis .badge-c{position:absolute;left:18px;top:16px;z-index:2;display:flex;align-items:center;gap:9px;
  font-family:var(--mono);font-size:11px;letter-spacing:.06em;color:var(--t1);
  background:rgba(15,15,18,.6);backdrop-filter:blur(8px);border:1px solid var(--line-2);padding:7px 13px;border-radius:100px}
.mach-case-vis .badge-c img{position:static;width:auto;height:16px;object-fit:contain;filter:brightness(0) invert(1);opacity:.9}
.mach-case .ccopy{font-family:var(--mono);font-size:12.5px;letter-spacing:.05em;color:var(--blue-bright)}
.mach-case h2{margin:10px 0 14px}
.mach-case .cdesc{font-size:15px;line-height:1.74;color:var(--t2);margin-bottom:26px;max-width:54ch}
.mach-cmetrics{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.mach-cmetric{border:1px solid var(--line);border-radius:14px;background:var(--surface);padding:18px 20px}
.mach-cmetric .mv{font-size:clamp(28px,3vw,36px);font-weight:800;letter-spacing:-.04em;line-height:1;
  display:flex;align-items:baseline;gap:4px;color:var(--t1)}
.mach-cmetric .mv .u{font-size:14px;color:var(--blue-bright);font-weight:600}
.mach-cmetric .ml{font-size:12.5px;color:var(--t3);margin-top:8px;line-height:1.4}

/* ---- responsive ---- */
@media(max-width:980px){
  .mach-pillars{grid-template-columns:repeat(2,1fr)}
  .mach-verts{grid-template-columns:repeat(2,1fr)}
  .mach-phases{grid-template-columns:repeat(2,1fr);gap:30px 18px}
  .mach-phases::before{display:none}
}
@media(max-width:860px){
  .mach-prods,.mach-aud,.mach-case{grid-template-columns:1fr;gap:26px}
  .mach-prod.feat{order:-1}
  .mach-case-vis{aspect-ratio:16/10}
}
@media(max-width:620px){
  .mach-pillars,.mach-verts{grid-template-columns:1fr}
  .mach-cmp .mach-crow{grid-template-columns:1fr;}
  .mach-crow>div:nth-child(2),.mach-crow>div:nth-child(3){border-left:0;border-top:1px solid var(--lt-line)}
  .mach-cmetrics{grid-template-columns:1fr 1fr}
}