/* ============================================================
   CSeekers — Home "Protocolo ACOS" (Diagnóstico)
   Tokens desde styles.css. Solo estilos de módulo aquí.
   ============================================================ */

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { background: var(--bg); color: var(--ink); font-family: var(--font-body); margin: 0; }

/* ---------- BLOBS (único decorado) ---------- */
.blob {
  position: absolute; width: 700px; height: 700px; border-radius: 50%;
  background: radial-gradient(circle, rgba(57,255,20,0.5), rgba(57,255,20,0) 70%);
  filter: blur(90px); pointer-events: none; z-index: 0;
}
.blob.tl { top: -260px; left: -260px; }
.blob.br { bottom: -300px; right: -300px; }
.blob.sm { width: 420px; height: 420px; }
.blob.breathe { animation: breathe 6s ease-in-out infinite; }
@keyframes breathe { 0%,100% { transform: scale(1); } 50% { transform: scale(1.05); } }

/* ---------- LAYOUT ---------- */
.container { max-width: var(--container); margin: 0 auto; padding: 0 var(--gutter); position: relative; z-index: 2; }
section, header.hero { position: relative; overflow: hidden; }
section { padding: var(--space-16) 0; }
@media (max-width: 720px) {
  section { padding: var(--space-12) 0; }
  .container { padding: 0 var(--gutter-mobile); }
}

.kicker {
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  font-weight: var(--fw-medium);
  color: var(--green-deep);
  text-transform: uppercase;
  letter-spacing: var(--tracking-mono-wide);
  display: block;
  margin-bottom: 22px;
}
h2 { margin: 0 0 22px; text-wrap: balance; }
h2 .soft { color: var(--gray-2); }
.section-head { max-width: 880px; margin-bottom: 60px; }
.section-head p { font-size: 19px; color: var(--gray); line-height: 1.5; text-wrap: pretty; }

/* ---------- REVEAL (regla global: fade + 12px, 400ms, stagger 80ms) ---------- */
.reveal { opacity: 0; transform: translateY(12px); transition: opacity 0.4s ease, transform 0.4s ease; }
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: 0.08s; }
.reveal.d2 { transition-delay: 0.16s; }
.reveal.d3 { transition-delay: 0.24s; }
.reveal.d4 { transition-delay: 0.32s; }
.reveal.d5 { transition-delay: 0.40s; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .blob.breathe { animation: none; }
}

/* ---------- NAV ---------- */
nav.topnav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, background 0.2s ease;
}
nav.topnav.scrolled {
  background: rgba(255,255,255,0.94);
  border-bottom-color: var(--gray-line);
  backdrop-filter: blur(10px) saturate(1.4);
  -webkit-backdrop-filter: blur(10px) saturate(1.4);
}
.nav-inner {
  max-width: var(--container); margin: 0 auto; padding: 16px var(--gutter);
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
}
.logo {
  font-family: var(--font-display); font-weight: 700; font-size: 22px;
  letter-spacing: var(--tracking-tight); color: var(--black);
  text-decoration: none; display: inline-flex; align-items: baseline;
}
.logo .dots { margin-left: 7px; display: inline-flex; flex-direction: column; gap: 2.5px; align-self: center; transform: translateY(2px); }
.logo .dots i { width: 6px; height: 6px; border-radius: 50%; background: var(--green-leaf); display: block; }
.logo .dots i:last-child { background: var(--green); box-shadow: 0 0 8px rgba(57,255,20,0.6); }
.nav-links { display: flex; gap: 30px; list-style: none; margin: 0; padding: 0; }
.nav-links a {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: var(--tracking-mono);
  text-transform: uppercase; color: var(--ink); text-decoration: none;
  opacity: 0.7; transition: opacity 0.15s, color 0.15s;
}
.nav-links a:hover { opacity: 1; color: var(--green-deep); }
.nav-actions { display: flex; align-items: center; gap: 10px; }
.nav-cta.ghost {
  background: transparent; color: var(--ink);
  border: 1.5px solid var(--gray-line); box-shadow: none;
}
.nav-cta.ghost:hover { border-color: var(--black); box-shadow: none; transform: translateY(-1px); }
.sheet-ctas .nav-cta.ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,0.3); }
.nav-cta {
  background: var(--green); color: var(--black);
  font-family: var(--font-mono); font-size: 12px; font-weight: 700;
  letter-spacing: 0.05em; text-transform: uppercase;
  padding: 12px 18px; border-radius: var(--radius);
  text-decoration: none; white-space: nowrap;
  box-shadow: 0 0 18px rgba(57,255,20,0.35);
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}
.nav-cta:hover { transform: translateY(-1px); box-shadow: var(--glow-accent); }
.nav-burger { display: none; background: none; border: none; cursor: pointer; color: var(--black); padding: 8px; margin-right: -8px; }
.nav-burger svg { width: 26px; height: 26px; display: block; }
@media (max-width: 860px) {
  .nav-links, .nav-cta.desktop { display: none; }
  .nav-burger { display: block; }
}

/* ---------- MOBILE SHEET ---------- */
.sheet-backdrop {
  position: fixed; inset: 0; z-index: 90; background: rgba(10,10,10,0.45);
  backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px);
  opacity: 0; pointer-events: none; transition: opacity 0.35s ease;
}
.mobile-sheet {
  position: fixed; top: 0; right: 0; z-index: 95;
  width: min(88vw, 360px); height: 100dvh;
  background: var(--black); color: #f4f4f4;
  box-shadow: -12px 0 48px rgba(10,10,10,0.35);
  transform: translateX(100%);
  transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1);
  display: flex; flex-direction: column; padding: 20px 26px 30px;
}
body.sheet-open .sheet-backdrop { opacity: 1; pointer-events: auto; }
body.sheet-open .mobile-sheet { transform: translateX(0); }
.sheet-head { display: flex; align-items: center; justify-content: space-between; }
.mobile-sheet .logo { color: #fff; font-size: 20px; }
.sheet-close { background: none; border: none; color: #fff; cursor: pointer; padding: 6px; margin-right: -6px; }
.sheet-close svg { width: 24px; height: 24px; display: block; }
.sheet-divider { height: 1px; background: rgba(255,255,255,0.12); margin: 16px 0 12px; }
.sheet-links { display: flex; flex-direction: column; }
.sheet-links a {
  color: #f4f4f4; text-decoration: none; font-family: var(--font-display);
  font-weight: 700; font-size: 24px; letter-spacing: -0.02em; padding: 12px 0;
  opacity: 0; transform: translateY(12px);
}
.sheet-links a:hover { color: var(--green); }
body.sheet-open .sheet-links a { opacity: 1; transform: none; transition: opacity 0.4s ease, transform 0.4s ease; }
body.sheet-open .sheet-links a:nth-child(1) { transition-delay: 0.18s; }
body.sheet-open .sheet-links a:nth-child(2) { transition-delay: 0.25s; }
body.sheet-open .sheet-links a:nth-child(3) { transition-delay: 0.32s; }
body.sheet-open .sheet-links a:nth-child(4) { transition-delay: 0.39s; }
.sheet-ctas { margin-top: auto; }
.sheet-ctas .nav-cta { display: block; text-align: center; }

/* ---------- BOTONES ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 12px;
  background: var(--green); color: var(--black);
  padding: 18px 28px; font-weight: 700; font-size: 15px;
  font-family: var(--font-mono); text-transform: uppercase; letter-spacing: 0.04em;
  text-decoration: none; border-radius: var(--radius); border: none; cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--glow-accent); }
.btn .arrow { transition: transform 0.2s ease; }
.btn:hover .arrow { transform: translateX(4px); }
.btn.ghost {
  background: transparent; color: var(--ink);
  border: 1.5px solid var(--gray-line);
  font-family: var(--font-body); text-transform: none; letter-spacing: 0;
  font-weight: 600;
}
.btn.ghost:hover { border-color: var(--black); box-shadow: none; }
.btn-micro {
  display: block; margin-top: 14px;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--gray-2);
}

/* ---------- M1 · HERO ---------- */
.hero { padding: 200px 0 110px; min-height: 92vh; display: flex; align-items: center; }
.hero-kicker {
  font-family: var(--font-mono); font-size: 12px; letter-spacing: var(--tracking-mono-wide);
  text-transform: uppercase; color: var(--green-deep); margin-bottom: 30px; display: block;
  min-height: 18px;
}
.hero-kicker .caret { display: inline-block; width: 8px; height: 14px; background: var(--green); margin-left: 3px; vertical-align: -2px; animation: caret 0.8s steps(1) infinite; }
.hero-kicker.done .caret { display: none; }
@keyframes caret { 50% { opacity: 0; } }
.hero h1 {
  max-width: 1050px; margin: 0 0 30px; text-wrap: balance;
  font-size: clamp(40px, 5.6vw, 84px);
}
.hero h1 .soft { color: var(--gray-2); display: block; }
.hero h1 strong { font-weight: inherit; }
.uline { position: relative; white-space: nowrap; }
.uline::after {
  content: ""; position: absolute; left: 0; bottom: 0.02em; height: 0.09em;
  width: 100%; background: var(--green);
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.9s var(--ease) 0.6s;
  z-index: -1;
}
.uline.in::after { transform: scaleX(1); }
.hero-sub { font-size: clamp(17px, 1.5vw, 21px); color: var(--gray); max-width: 720px; line-height: 1.55; margin: 0 0 40px; text-wrap: pretty; }
.hero-ctas { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; }
@media (max-width: 720px) { .hero { padding-top: 150px; } }

/* ---------- M2 · BARRA DE PRUEBA ---------- */
.proof { padding: 0; }
.proof .proof-inner {
  border-top: 1px solid var(--gray-line); border-bottom: 1px solid var(--gray-line);
  display: grid; grid-template-columns: repeat(3, 1fr) auto; gap: 40px; align-items: center;
  padding: 44px 0;
}
.proof .stat .num {
  font-family: var(--font-display); font-size: clamp(30px, 3vw, 44px); font-weight: 900;
  letter-spacing: -0.04em; color: var(--black); line-height: 1; display: block; margin-bottom: 8px;
  white-space: nowrap;
}
.proof .stat .unit {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: var(--tracking-mono);
  text-transform: uppercase; color: var(--green-deep); display: block; margin-bottom: 8px;
}
.proof .stat .num.glow { animation: numglow 0.7s ease 1; }
@keyframes numglow { 40% { text-shadow: 0 0 22px rgba(57,255,20,0.8); color: var(--green-deep); } }
.proof .stat .lbl { font-size: 13px; color: var(--gray); line-height: 1.45; max-width: 220px; }
.proof .tagline {
  font-family: var(--font-mono); font-size: 11px; color: var(--gray-2);
  letter-spacing: var(--tracking-mono); text-transform: uppercase;
  writing-mode: vertical-rl; text-orientation: mixed; justify-self: end;
}
@media (max-width: 880px) {
  .proof .proof-inner { grid-template-columns: 1fr 1fr; padding: 36px 0; }
  .proof .tagline { writing-mode: horizontal-tb; grid-column: 1 / -1; justify-self: start; }
}

/* ---------- M3 · PROBLEMA ---------- */
.pain-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
@media (max-width: 820px) { .pain-grid { grid-template-columns: 1fr; } }
.pain-card {
  border: 1px solid var(--gray-line); border-left: 3px solid transparent;
  border-radius: var(--radius-card); background: #fff;
  padding: 30px 28px 34px;
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}
.pain-card:hover { border-left-color: var(--green); transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.pain-card h3 { font-family: var(--font-display); font-size: 21px; font-weight: 700; letter-spacing: -0.02em; margin: 0 0 12px; line-height: 1.2; }
.pain-card p { font-size: 15px; color: var(--gray); line-height: 1.55; margin: 0; }
.problem-close {
  margin-top: 70px; text-align: center;
  font-family: var(--font-display); font-size: clamp(22px, 2.8vw, 32px); font-weight: 700;
  letter-spacing: -0.025em; line-height: 1.25; text-wrap: balance;
  max-width: 900px; margin-left: auto; margin-right: auto;
}
.marker { position: relative; padding: 0 4px; }
.marker::before {
  content: ""; position: absolute; inset: 0.08em -2px -0.05em;
  background: var(--green); z-index: -1;
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.7s var(--ease) 0.3s;
}
.marker.in::before { transform: scaleX(1); }

/* ---------- M4 · MECANISMO (scrollytelling) ---------- */
.mech { background: var(--black); color: var(--text-on-dark); }
.mech .kicker { color: var(--green); }
.mech h2 { color: #fff; }
.mech h2 .soft { color: rgba(255,255,255,0.45); }
.mech .section-head p { color: rgba(255,255,255,0.7); }
.mech-demo { padding: 10px 0 70px; }
.mech-stage { width: 100%; display: grid; grid-template-columns: 300px 1fr; gap: 60px; align-items: center; }
@media (max-width: 880px) { .mech-stage { grid-template-columns: 1fr; gap: 36px; } }
.mech-costs { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 12px; }
.mech-costs li {
  font-family: var(--font-mono); font-size: 13px; letter-spacing: 0.04em;
  color: rgba(255,255,255,0.35); display: flex; justify-content: space-between; gap: 16px;
  border-bottom: 1px solid rgba(255,255,255,0.08); padding-bottom: 10px;
  transition: color 0.3s ease;
}
.mech-costs li.on { color: #fff; }
.mech-costs li.on em { color: var(--danger); font-style: normal; }
.mech-costs li em { font-style: normal; }
.mech-bars { display: flex; flex-direction: column; gap: 44px; }
.bar-block .bar-title {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: var(--tracking-mono-wide);
  text-transform: uppercase; color: rgba(255,255,255,0.55); margin-bottom: 12px; display: flex; justify-content: space-between;
}
.bar-block .bar-title .rem { color: #fff; transition: color 0.3s; }
.bar-block .bar-title .rem.neg { color: var(--danger); }
.bar { display: flex; height: 64px; border-radius: var(--radius); overflow: hidden; background: rgba(255,255,255,0.06); }
.bar .seg {
  height: 100%; transition: opacity 0.45s ease, filter 0.45s ease;
  background: rgba(255,255,255,0.28);
  border-right: 1px solid rgba(10,10,10,0.5);
  position: relative;
}
.bar .seg.gone { opacity: 0.12; filter: saturate(0); }
.bar .seg.rest { background: rgba(255,255,255,0.55); border-right: none; }
.bar .seg.rest.neg { background: var(--danger); }
.bar-contrib .seg-keep { background: var(--green); box-shadow: 0 0 24px rgba(57,255,20,0.5); border-right: none; }
.bar-contrib .seg-base { background: rgba(255,255,255,0.10); border-right: none; }
.mech-contrib { opacity: 0; transform: translateY(14px); transition: opacity 0.5s ease, transform 0.5s ease; }
.mech-contrib.show { opacity: 1; transform: none; }
.mech-verdict {
  margin-top: 8px; font-family: var(--font-mono); font-size: 12px;
  letter-spacing: var(--tracking-mono-wide); text-transform: uppercase; color: var(--green);
  opacity: 0; transition: opacity 0.5s ease 0.2s;
}
.mech-verdict.show { opacity: 1; }
.mech-note { font-size: 13px; color: rgba(255,255,255,0.45); margin-top: 10px; }

/* Desglose del método: 4 frentes */
.mech-pillars {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg); overflow: hidden;
}
@media (max-width: 980px) { .mech-pillars { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .mech-pillars { grid-template-columns: 1fr; } }
.mech-pillar { background: var(--black); padding: 32px 28px 36px; transition: background 0.2s ease; }
.mech-pillar:hover { background: #111; }
.mech-pillar .pn {
  font-family: var(--font-mono); font-size: 12px; letter-spacing: var(--tracking-mono);
  color: var(--green); display: block; margin-bottom: 22px;
}
.mech-pillar h3 { font-family: var(--font-display); font-size: 20px; font-weight: 700; letter-spacing: -0.02em; color: #fff; margin: 0 0 10px; }
.mech-pillar p { font-size: 14px; color: rgba(255,255,255,0.65); line-height: 1.55; margin: 0; }
.mech-close {
  margin: 50px 0 0; font-family: var(--font-display); font-size: clamp(20px, 2.4vw, 28px);
  font-weight: 700; letter-spacing: -0.02em; color: rgba(255,255,255,0.55); text-align: center;
}
.mech-close strong { color: var(--green); }

/* ---------- M5 · EL CAMINO ---------- */
.path .section-head { margin-bottom: 90px; }
.path-line { position: relative; height: 2px; background: var(--gray-line); margin: 0 0 -71px; z-index: 1; }
.path-line::after {
  content: ""; position: absolute; inset: 0; background: var(--green);
  transform: scaleX(0); transform-origin: left; transition: transform 1.1s var(--ease);
  box-shadow: 0 0 12px rgba(57,255,20,0.6);
}
.path.in .path-line::after { transform: scaleX(1); }
.path-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; position: relative; z-index: 2; }
@media (max-width: 880px) { .path-grid { grid-template-columns: 1fr; } .path-line { display: none; } }
.path-node { padding-top: 24px; }
.path-node .dot {
  width: 68px; height: 68px; border-radius: 50%;
  background: #fff; border: 1.5px solid var(--gray-line);
  display: grid; place-items: center;
  font-family: var(--font-mono); font-size: 16px; font-weight: 700; color: var(--gray-2);
  margin-bottom: 24px; transition: border-color 0.3s, color 0.3s, box-shadow 0.3s;
  position: relative; z-index: 2;
}
.path-node.lit .dot { border-color: var(--green); color: var(--black); }
.path-node.hot .dot { box-shadow: 0 0 24px rgba(57,255,20,0.55); background: var(--green); }
.path-node .tag {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: var(--tracking-mono);
  text-transform: uppercase; color: var(--green-deep); display: block; margin-bottom: 10px;
}
.path-node h3 { font-family: var(--font-display); font-size: 24px; font-weight: 800; letter-spacing: -0.025em; margin: 0 0 12px; }
.path-node p { font-size: 15px; color: var(--gray); line-height: 1.55; margin: 0; max-width: 340px; }
.path-micro {
  margin-top: 60px; font-size: 15px; color: var(--gray);
  border-left: 3px solid var(--green); padding-left: 20px; max-width: 720px;
}
.path-micro strong { color: var(--black); }

/* ---------- M6 · ENTREGABLES ---------- */
.deliv-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.deliv-card {
  border: 1px solid var(--gray-line); border-radius: var(--radius-card); background: #fff;
  padding: 30px 26px 34px; transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}
.deliv-card:hover { transform: translateY(-4px); border-color: var(--black); box-shadow: var(--shadow-hover); }
.deliv-card .n {
  font-family: var(--font-mono); font-size: 26px; font-weight: 700; color: var(--gray-2);
  display: block; margin-bottom: 20px; transition: color 0.2s ease;
}
.deliv-card:hover .n { color: var(--green-deep); }
.deliv-card h3 { font-family: var(--font-display); font-size: 19px; font-weight: 700; letter-spacing: -0.02em; margin: 0 0 10px; }
.deliv-card p { font-size: 14px; color: var(--gray); line-height: 1.55; margin: 0; }
@media (max-width: 880px) {
  .deliv-grid {
    display: flex; overflow-x: auto; scroll-snap-type: x mandatory;
    gap: 14px; padding-bottom: 12px; margin: 0 calc(-1 * var(--gutter-mobile)); padding-left: var(--gutter-mobile); padding-right: var(--gutter-mobile);
  }
  .deliv-card { min-width: 78%; scroll-snap-align: start; }
}

/* ---------- M7 · NOSOTROS ---------- */
.about { background: var(--surface-2); }
.about p.body { font-size: 18px; color: var(--gray); line-height: 1.6; max-width: 760px; margin: 0 0 34px; }
.about p.body strong { color: var(--black); }
.about .firma {
  font-family: var(--font-mono); font-size: 12px; letter-spacing: var(--tracking-mono);
  text-transform: uppercase; color: var(--gray-2);
  border-top: 1px solid var(--gray-line); padding-top: 18px; display: inline-block;
}

/* ---------- M8 · CASO BROWNIE ---------- */
.case h2 em { font-style: normal; color: var(--green-deep); }
.case-cols { display: grid; grid-template-columns: 1.2fr 1fr; gap: 60px; align-items: start; }
@media (max-width: 880px) { .case-cols { grid-template-columns: 1fr; gap: 40px; } }
.case-cols p { font-size: 16px; color: var(--gray); line-height: 1.6; margin: 0 0 20px; }
.case-cols p strong { color: var(--black); }
.case-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin: 34px 0; }
.case-stats .num {
  font-family: var(--font-display); font-size: clamp(24px, 2.4vw, 34px); font-weight: 900;
  letter-spacing: -0.04em; color: var(--black); display: block; margin-bottom: 6px; line-height: 1;
}
.case-stats .num.glow { animation: numglow 0.7s ease 1; }
.case-stats .lbl { font-family: var(--font-mono); font-size: 10px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--gray-2); }
.spark-wrap { border: 1px solid var(--gray-line); border-radius: var(--radius-lg); padding: 28px; background: #fff; }
.spark-wrap .spark-label { font-family: var(--font-mono); font-size: 11px; color: var(--gray-2); letter-spacing: var(--tracking-mono); text-transform: uppercase; display: flex; justify-content: space-between; margin-bottom: 14px; }
.spark path.line {
  fill: none; stroke: var(--green); stroke-width: 3; stroke-linecap: round;
  stroke-dasharray: 620; stroke-dashoffset: 620;
  transition: stroke-dashoffset 1.6s var(--ease) 0.2s;
  filter: drop-shadow(0 0 6px rgba(57,255,20,0.5));
}
.spark.in path.line { stroke-dashoffset: 0; }
.spark path.fill { fill: url(#sparkfill); stroke: none; opacity: 0; transition: opacity 0.8s ease 1.2s; }
.spark.in path.fill { opacity: 1; }
.case-close { margin-top: 50px; }
.case-close p { font-size: 17px; color: var(--gray); margin: 0 0 20px; }

/* ---------- M9 · OFERTA + STACK ---------- */
.offer .stack { max-width: 760px; }
.stack-row {
  display: flex; justify-content: space-between; gap: 24px; align-items: baseline;
  padding: 16px 0; border-bottom: 1px solid var(--gray-line);
  font-size: 15px; color: var(--ink);
  opacity: 0; transform: translateY(8px); transition: opacity 0.35s ease, transform 0.35s ease;
}
.stack-row .val { font-family: var(--font-mono); font-size: 14px; color: var(--gray); white-space: nowrap; }
.stack-row.total { border-bottom: none; font-weight: 700; }
.stack-row.total .val { color: var(--black); font-weight: 700; position: relative; }
.stack-row.total .val::after {
  content: ""; position: absolute; left: -4px; right: -4px; top: 52%; height: 3px;
  background: var(--green); transform: scaleX(0); transform-origin: left;
  transition: transform 0.5s var(--ease);
}
.stack.done .stack-row { opacity: 1; transform: none; }
.stack-row.shown { opacity: 1; transform: none; }
.stack-row.total.struck .val::after { transform: scaleX(1); }
.offer-price { margin: 44px 0 30px; }
.offer-price .old {
  font-family: var(--font-display); font-size: clamp(24px, 2.6vw, 36px); font-weight: 700;
  color: var(--gray-2); text-decoration: line-through; text-decoration-color: var(--green); text-decoration-thickness: 3px;
  margin-right: 18px;
}
.offer-price .new {
  font-family: var(--font-display); font-size: clamp(44px, 5.4vw, 80px); font-weight: 900;
  letter-spacing: -0.04em; color: var(--black);
}
.offer-price .new .iva { font-size: 0.35em; font-weight: 700; color: var(--gray-2); margin-left: 8px; letter-spacing: 0; }
.offer-price .new.pulse { animation: pricepulse 0.8s ease 1; }
@keyframes pricepulse { 40% { text-shadow: 0 0 34px rgba(57,255,20,0.8); } }
.dimension { list-style: none; margin: 0 0 44px; padding: 0; max-width: 720px; }
.dimension li {
  font-size: 15px; color: var(--gray); line-height: 1.55; padding: 10px 0 10px 26px; position: relative;
}
.dimension li::before { content: "—"; position: absolute; left: 0; color: var(--green-deep); font-weight: 700; }
.dimension li strong { color: var(--black); }
.math-block {
  background: var(--black); color: #f4f4f4; border-radius: var(--radius-lg);
  padding: 44px 40px; max-width: 760px; margin-bottom: 44px; position: relative; overflow: hidden;
}
.math-block p { font-size: 17px; line-height: 1.6; margin: 0 0 14px; color: rgba(255,255,255,0.85); }
.math-block .num { font-family: var(--font-display); font-weight: 900; color: var(--danger); transition: color 0.4s ease; }
.math-block .num.ok { color: var(--green); }
.math-block .fine { font-family: var(--font-mono); font-size: 10px; color: rgba(255,255,255,0.4); letter-spacing: 0.06em; text-transform: uppercase; }
.math-block em { font-style: italic; color: #fff; }

/* ---------- M11 · FILTRO ICP ---------- */
.icp-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 820px) { .icp-grid { grid-template-columns: 1fr; } }
.icp-col { border: 1px solid var(--gray-line); border-radius: var(--radius-lg); padding: 36px 32px; background: #fff; }
.icp-col.no { background: var(--surface-2); }
.icp-col h3 { font-family: var(--font-display); font-size: 22px; font-weight: 800; letter-spacing: -0.02em; margin: 0 0 24px; }
.icp-col ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 16px; }
.icp-col li { display: flex; gap: 14px; align-items: flex-start; font-size: 15px; color: var(--ink); line-height: 1.45; }
.icp-col.no li { color: var(--gray); }
.icp-ic { flex-shrink: 0; width: 22px; height: 22px; margin-top: 1px; }
.icp-yes .icp-ic circle { stroke: var(--green-deep); }
.icp-yes .icp-ic path { stroke: var(--green-deep); stroke-dasharray: 20; stroke-dashoffset: 20; }
.icp-yes.in .icp-ic path { animation: drawcheck 0.4s var(--ease) forwards; }
.icp-yes.in li:nth-child(1) .icp-ic path { animation-delay: 0.15s; }
.icp-yes.in li:nth-child(2) .icp-ic path { animation-delay: 0.35s; }
.icp-yes.in li:nth-child(3) .icp-ic path { animation-delay: 0.55s; }
.icp-yes.in li:nth-child(4) .icp-ic path { animation-delay: 0.75s; }
@keyframes drawcheck { to { stroke-dashoffset: 0; } }
.icp-no-ic { color: var(--gray-2); }

/* ---------- M12 · FAQ ---------- */
.faq-list { display: flex; flex-direction: column; gap: 12px; max-width: 860px; }
.faq-item {
  background: #fff; border: 1px solid var(--gray-line); border-radius: var(--radius-card);
  box-shadow: 0 2px 8px rgba(0,0,0,0.02);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.faq-item:hover { border-color: #d8d8d8; }
.faq-item.open { border-color: var(--black); box-shadow: 0 4px 12px rgba(0,0,0,0.05); }
.faq-q {
  width: 100%; text-align: left; background: none; border: none;
  padding: 20px 22px; font-family: var(--font-body); font-size: 16px; font-weight: 600;
  letter-spacing: -0.01em; color: var(--black); cursor: pointer;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.faq-q .plus {
  flex-shrink: 0; font-family: var(--font-mono); font-size: 20px; font-weight: 400;
  color: var(--gray-2); transition: transform 0.25s ease, color 0.25s ease; line-height: 1;
}
.faq-item.open .faq-q .plus { transform: rotate(45deg); color: var(--green-deep); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.25s ease; color: var(--gray); font-size: 15px; line-height: 1.6; }
.faq-a-inner { padding: 0 22px 22px; max-width: 720px; }

/* ---------- M13 · CTA FINAL ---------- */
.final { background: var(--black); color: #fff; padding: 160px 0; }
.final .blob { opacity: 0.7; animation-duration: 9s; }
.final .kicker { color: var(--green); }
.final h2 { color: #fff; font-size: clamp(38px, 5.4vw, 72px); }
.final h2 .soft { color: rgba(255,255,255,0.45); }
.final p.body { font-size: 18px; color: rgba(255,255,255,0.75); line-height: 1.6; max-width: 680px; margin: 0 0 44px; }
.final .btn { animation: ctabreathe 3.2s ease-in-out infinite; }
@keyframes ctabreathe { 0%,100% { box-shadow: 0 0 20px rgba(57,255,20,0.35); } 50% { box-shadow: 0 0 44px rgba(57,255,20,0.65); } }
@media (prefers-reduced-motion: reduce) { .final .btn { animation: none; } }
.final .btn-micro { color: rgba(255,255,255,0.5); }

/* ---------- FOOTER ---------- */
footer { border-top: 1px solid var(--gray-line); padding: 60px 0 30px; }
.footer-inner {
  max-width: var(--container); margin: 0 auto; padding: 0 var(--gutter);
  display: flex; justify-content: space-between; align-items: flex-start; gap: 40px; flex-wrap: wrap;
}
.footer-tag { font-family: var(--font-mono); font-size: 10px; letter-spacing: var(--tracking-mono); text-transform: uppercase; color: var(--gray-2); margin-top: 12px; }
.footer-links { list-style: none; display: flex; gap: 28px; margin: 0; padding: 0; flex-wrap: wrap; }
.footer-links a { font-size: 13px; color: var(--gray); text-decoration: none; transition: color 0.15s; }
.footer-links a:hover { color: var(--black); }
.footer-copy {
  max-width: var(--container); margin: 40px auto 0; padding: 20px var(--gutter) 0;
  border-top: 1px solid var(--gray-line);
  font-size: 12px; color: var(--gray-2);
}
::selection { background: var(--green); color: var(--black); }