/* ==========================================================================
   VISTA CONSULTING — Sistema de diseño del sitio
   Marca: Brand Board "Latitud 22 Norte" (LO Studio)
   Paleta: Periwinkle #7B8AFF · Tints #A6B3FF/#6272D3/#2934A4 · Neutros #F7F7F7/#DDDDDD
   Tipografía: HWT Artz (titulares póster) · Brandon Grotesque (texto)
   ========================================================================== */

/* ---------- Fuentes ---------- */
@font-face {
  font-family: 'HWT Artz';
  src: url('../fonts/HWTArtz.otf') format('opentype');
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: 'Brandon Grotesque';
  src: url('../fonts/BrandonGrotesque-Light.woff2') format('woff2');
  font-weight: 300;
  font-display: swap;
}
@font-face {
  font-family: 'Brandon Grotesque';
  src: url('../fonts/BrandonGrotesque-Regular.otf') format('opentype');
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: 'Brandon Grotesque';
  src: url('../fonts/BrandonGrotesque-Medium.otf') format('opentype');
  font-weight: 500;
  font-display: swap;
}
@font-face {
  font-family: 'Brandon Grotesque';
  src: url('../fonts/BrandonGrotesque-Bold.otf') format('opentype');
  font-weight: 700;
  font-display: swap;
}

/* ---------- Variables ---------- */
:root {
  --peri: #7B8AFF;
  --peri-light: #A6B3FF;
  --peri-mid: #6272D3;
  --indigo: #2934A4;
  --ink: #0A0A0F;
  --paper: #F7F7F7;
  --white: #FFFFFF;
  --line: #DDDDDD;
  --whatsapp: #25D366;

  --font-display: 'HWT Artz', 'Arial Black', sans-serif;
  --font-body: 'Brandon Grotesque', 'Trebuchet MS', sans-serif;

  --max-w: 1180px;
  --pad-x: clamp(1.25rem, 4vw, 2.5rem);
  --radius: 18px;
  --shadow: 0 18px 50px -18px rgba(41, 52, 164, .25);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.55;
  font-size: 1.0625rem;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
ul { list-style: none; }
::selection { background: var(--peri); color: var(--white); }

/* ---------- Utilidades ---------- */
.wrap { max-width: var(--max-w); margin-inline: auto; padding-inline: var(--pad-x); }
.section { padding-block: clamp(4rem, 9vw, 7.5rem); position: relative; }
.section--white { background: var(--white); }
.section--peri { background: var(--peri); color: var(--ink); }
.section--indigo { background: var(--indigo); color: var(--white); }
.section--ink { background: var(--ink); color: var(--white); }

.eyebrow {
  display: inline-flex; align-items: center; gap: .55rem;
  font-weight: 500; letter-spacing: .22em; text-transform: uppercase;
  font-size: .78rem; margin-bottom: 1.4rem;
}
.eyebrow::before {
  content: ''; width: 26px; height: 2px; flex: none;
  background: currentColor; border-radius: 2px;
}
.eyebrow--peri { color: var(--peri-mid); }

.display {
  font-family: var(--font-display);
  text-transform: uppercase;
  line-height: .95;
  letter-spacing: .01em;
  font-weight: 400;
}
h1.display { font-size: clamp(2.6rem, 6.4vw, 4.9rem); }
h2.display { font-size: clamp(2rem, 4.6vw, 3.4rem); }
h3.display { font-size: clamp(1.4rem, 2.6vw, 1.9rem); }

.lead { font-size: clamp(1.1rem, 1.8vw, 1.3rem); font-weight: 300; max-width: 38em; }
.accent { color: var(--peri); }
.accent-deep { color: var(--indigo); }
.center { text-align: center; }
.center .lead { margin-inline: auto; }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .6rem;
  font-family: var(--font-body); font-weight: 500; font-size: 1rem;
  text-decoration: none; cursor: pointer; border: 2px solid transparent;
  padding: .95rem 1.9rem; border-radius: 999px;
  transition: transform .25s cubic-bezier(.2,.8,.3,1.2), box-shadow .25s, background .25s, color .25s;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn--primary { background: var(--ink); color: var(--white); }
.btn--primary:hover { background: var(--indigo); box-shadow: var(--shadow); }
.btn--peri { background: var(--peri); color: var(--ink); }
.btn--peri:hover { background: var(--peri-light); box-shadow: var(--shadow); }
.btn--ghost { border-color: currentColor; background: transparent; color: inherit; }
.btn--ghost:hover { background: var(--ink); border-color: var(--ink); color: var(--white); }
.section--indigo .btn--ghost:hover, .section--ink .btn--ghost:hover { background: var(--white); border-color: var(--white); color: var(--ink); }
.btn--white { background: var(--white); color: var(--ink); }
.btn--white:hover { background: var(--peri-light); }
.btn--lg { padding: 1.15rem 2.4rem; font-size: 1.08rem; }
.btn .arrow { transition: transform .25s; }
.btn:hover .arrow { transform: translateX(4px); }
.btn-note { font-size: .85rem; opacity: .75; margin-top: .8rem; }

.btn-row { display: flex; flex-wrap: wrap; gap: .9rem; align-items: center; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 60;
  background: rgba(247, 247, 247, .92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.site-header__inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1.5rem; min-height: 76px;
}
.site-header .logo img { height: 40px; width: auto; }
.main-nav { display: flex; align-items: center; gap: 1.6rem; }
.main-nav a { text-decoration: none; font-weight: 500; font-size: .98rem; position: relative; }
.main-nav > ul { display: flex; align-items: center; gap: 1.6rem; }
.main-nav > ul > li > a:not(.btn)::after {
  content: ''; position: absolute; left: 0; bottom: -6px; height: 2px; width: 0;
  background: var(--peri); transition: width .25s;
}
.main-nav > ul > li > a:not(.btn):hover::after,
.main-nav > ul > li > a.is-active::after { width: 100%; }

/* Dropdown */
.has-dropdown { position: relative; }
.has-dropdown > a .caret { display: inline-block; transition: transform .2s; font-size: .7em; margin-left: .25rem; }
.dropdown {
  position: absolute; top: calc(100% + 14px); left: 50%; transform: translate(-50%, 8px);
  background: var(--white); border-radius: 14px; box-shadow: var(--shadow);
  padding: .6rem; min-width: 250px; opacity: 0; visibility: hidden;
  transition: opacity .2s, transform .2s, visibility .2s;
}
.has-dropdown:hover .dropdown, .has-dropdown.open .dropdown {
  opacity: 1; visibility: visible; transform: translate(-50%, 0);
}
.has-dropdown:hover > a .caret, .has-dropdown.open > a .caret { transform: rotate(180deg); }
.dropdown a {
  display: block; padding: .65rem .9rem; border-radius: 9px; font-weight: 400;
}
.dropdown a:hover { background: var(--paper); color: var(--indigo); }
.dropdown a strong { display: block; font-weight: 500; }
.dropdown a span { font-size: .82rem; opacity: .65; }

.nav-toggle {
  display: none; background: none; border: 0; cursor: pointer; padding: .5rem;
}
.nav-toggle span {
  display: block; width: 26px; height: 2.5px; background: var(--ink);
  margin: 5.5px 0; border-radius: 2px; transition: transform .3s, opacity .3s;
}

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; padding-block: clamp(4.5rem, 10vw, 8.5rem); }
.hero__grid {
  display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
  gap: clamp(2rem, 5vw, 4.5rem); align-items: center;
}
.hero .lead { margin-block: 1.5rem 2.2rem; }

/* Visual del hero: tarjetas de diagnóstico */
.hero-visual { position: relative; min-height: 360px; display: grid; place-items: center; }
.hero-visual::before {
  content: ''; position: absolute; inset: 6% 2%;
  background: radial-gradient(ellipse at 60% 40%, rgba(123, 138, 255, .32), rgba(123, 138, 255, .06) 65%, transparent 80%);
  border-radius: 50%; filter: blur(8px);
}
.stat-card {
  position: relative; background: var(--white); border: 1px solid var(--line);
  border-radius: var(--radius); box-shadow: var(--shadow); padding: 1.8rem 2rem;
  width: min(380px, 88%);
}
.stat-card--main { rotate: -1.5deg; }
.stat-label {
  display: block; font-size: .78rem; letter-spacing: .18em; text-transform: uppercase;
  font-weight: 500; color: var(--peri-mid); margin-bottom: .55rem;
}
.stat-value { font-family: var(--font-display); font-size: 2.4rem; line-height: 1; display: block; }
.stat-value small { font-family: var(--font-body); font-size: .95rem; font-weight: 400; opacity: .6; }
.stat-bar {
  margin-top: 1.2rem; height: 10px; border-radius: 999px; background: var(--paper);
  border: 1px solid var(--line); overflow: hidden;
}
.stat-bar span { display: block; height: 100%; border-radius: 999px; background: linear-gradient(90deg, var(--peri-light), var(--peri)); }
.stat-row { display: flex; justify-content: space-between; margin-top: .7rem; font-size: .88rem; font-weight: 500; }
.stat-row .stat-gap { color: var(--indigo); }
.stat-chip {
  position: absolute; display: flex; align-items: center; gap: .6rem;
  background: var(--white); border: 1px solid var(--line); border-radius: 999px;
  box-shadow: var(--shadow); padding: .65rem 1.1rem; font-size: .86rem; font-weight: 500;
  white-space: nowrap;
}
.stat-chip .dot { width: 9px; height: 9px; border-radius: 50%; background: var(--peri); flex: none; }
.stat-chip .dot--ok { background: #3DBE7B; }
.stat-chip .dot--warn { background: #E8A33D; }
.stat-chip--1 { top: 6%; right: 0; rotate: 1.5deg; }
.stat-chip--2 { bottom: 7%; left: 0; rotate: -1deg; }

.float-soft { animation: floatSoft 7s ease-in-out infinite; }
@keyframes floatSoft { 0%, 100% { translate: 0 0; } 50% { translate: 0 -14px; } }

/* ---------- Barra de confianza ---------- */
.trust-bar { border-block: 1px solid var(--line); background: var(--white); }
.trust-bar__inner {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 1.2rem 2.5rem; padding-block: 1.4rem;
}
.trust-item { display: flex; align-items: center; gap: .8rem; font-size: .95rem; font-weight: 500; }
.trust-item strong { font-size: 1.45rem; font-family: var(--font-display); letter-spacing: .02em; color: var(--indigo); }
.trust-item img { height: 34px; width: auto; filter: grayscale(1); opacity: .75; transition: filter .25s, opacity .25s; }
.trust-item img:hover { filter: none; opacity: 1; }

/* ---------- Tarjetas ---------- */
.grid-cards { display: grid; gap: 1.4rem; }
.grid-cards--2 { grid-template-columns: repeat(2, 1fr); }
.grid-cards--3 { grid-template-columns: repeat(3, 1fr); }
.grid-cards--4 { grid-template-columns: repeat(4, 1fr); }
.card {
  background: var(--white); border-radius: var(--radius); padding: 2rem 1.8rem;
  border: 1px solid var(--line); position: relative;
  transition: transform .3s, box-shadow .3s, border-color .3s;
  text-decoration: none; display: flex; flex-direction: column; gap: .8rem;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: var(--peri-light); }
.card h3 { font-size: 1.18rem; font-weight: 700; }
.card p { font-weight: 300; font-size: .98rem; }
.card .card-link { margin-top: auto; font-weight: 500; color: var(--indigo); text-decoration: none; }
.card .card-link .arrow { display: inline-block; transition: transform .25s; }
.card:hover .card-link .arrow { transform: translateX(5px); }
.card--dark { background: var(--ink); color: var(--white); border-color: var(--ink); }
.card--dark p { opacity: .8; }
.card--peri { background: var(--peri); border-color: var(--peri); }

.card-icon {
  width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center;
  background: var(--paper); margin-bottom: .4rem;
}
.card--dark .card-icon { background: rgba(255,255,255,.08); }
.card-icon svg { width: 26px; height: 26px; }

/* ---------- Lista espejo (dolores) ---------- */
.pain-list { display: grid; gap: 1rem; max-width: 760px; }
.pain-item {
  display: flex; gap: 1.1rem; align-items: flex-start;
  background: var(--white); border: 1px solid var(--line); border-radius: 14px;
  padding: 1.25rem 1.4rem; transition: border-color .25s, transform .25s;
}
.pain-item:hover { border-color: var(--peri); transform: translateX(6px); }
.pain-item .mark {
  flex: none; width: 12px; height: 12px; margin-top: .45rem;
  background: var(--peri); border-radius: 50%;
  box-shadow: 0 0 0 5px rgba(123, 138, 255, .18);
}
.pain-item p { font-weight: 300; }
.pain-item strong { font-weight: 700; }

.section--indigo .pain-item, .section--ink .pain-item {
  background: rgba(255,255,255,.05); border-color: rgba(255,255,255,.14);
}

/* ---------- Pasos del método ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.4rem; counter-reset: step; }
.step {
  background: var(--white); border-radius: var(--radius); padding: 2.1rem 1.7rem;
  border: 1px solid var(--line); position: relative; overflow: hidden;
  transition: transform .3s, box-shadow .3s;
}
.step:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.step::before {
  counter-increment: step; content: counter(step, decimal-leading-zero);
  font-family: var(--font-display); font-size: 3rem; line-height: 1;
  color: var(--peri-light); display: block; margin-bottom: .9rem;
}
.step h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: .5rem; }
.step p { font-weight: 300; font-size: .95rem; }
.section--peri .step { background: rgba(255,255,255,.92); border-color: transparent; }

.steps--vertical { grid-template-columns: 1fr; max-width: 780px; }
.steps--vertical .step { display: grid; grid-template-columns: auto 1fr; gap: 1.4rem; align-items: start; }
.steps--vertical .step::before { margin: 0; }

/* ---------- Escalera de precios ---------- */
.tiers { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; align-items: stretch; }
.tier {
  background: var(--white); border-radius: var(--radius); border: 1px solid var(--line);
  padding: 2.3rem 2rem; display: flex; flex-direction: column; gap: 1.1rem;
  position: relative; transition: transform .3s, box-shadow .3s;
}
.tier:hover { transform: translateY(-8px); box-shadow: var(--shadow); }
.tier--featured { border: 2px solid var(--peri); box-shadow: var(--shadow); }
.tier .flag {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--peri); color: var(--ink); font-size: .75rem; font-weight: 700;
  letter-spacing: .14em; text-transform: uppercase; padding: .35rem 1rem; border-radius: 999px;
  white-space: nowrap;
}
.tier .tier-label { font-size: .8rem; letter-spacing: .2em; text-transform: uppercase; font-weight: 500; color: var(--peri-mid); }
.tier h3 { font-size: 1.35rem; font-weight: 700; }
.tier .price { font-family: var(--font-display); font-size: 2.3rem; line-height: 1; }
.tier .price small { font-family: var(--font-body); font-size: .95rem; font-weight: 400; opacity: .65; }
.tier ul { display: grid; gap: .6rem; font-weight: 300; font-size: .96rem; }
.tier ul li { padding-left: 1.6rem; position: relative; }
.tier ul li::before {
  content: ''; position: absolute; left: 0; top: .3em; width: 15px; height: 15px;
  border-radius: 50%; background: var(--peri-light);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232934A4' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 13l4 4 10-10'/%3E%3C/svg%3E");
  background-size: 9px; background-position: center; background-repeat: no-repeat;
}
.tier .btn { margin-top: auto; }
.tier-note {
  background: var(--peri-light); border-radius: 12px; padding: 1rem 1.2rem;
  font-size: .92rem; font-weight: 400;
}

/* ---------- FAQ ---------- */
.faq { max-width: 780px; display: grid; gap: .9rem; }
.faq details {
  background: var(--white); border: 1px solid var(--line); border-radius: 14px;
  overflow: hidden; transition: border-color .25s;
}
.faq details[open] { border-color: var(--peri); }
.faq summary {
  cursor: pointer; list-style: none; display: flex; justify-content: space-between;
  align-items: center; gap: 1rem; padding: 1.2rem 1.4rem; font-weight: 500; font-size: 1.05rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: '+'; font-family: var(--font-display); font-size: 1.5rem; color: var(--peri-mid);
  transition: transform .25s; flex: none;
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq .faq-body { padding: 0 1.4rem 1.3rem; font-weight: 300; }
.section--indigo .faq details { background: rgba(255,255,255,.05); border-color: rgba(255,255,255,.15); }

/* ---------- Fundadores ---------- */
.founders { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
.founder {
  background: var(--white); border-radius: var(--radius); border: 1px solid var(--line);
  padding: 2.2rem 2rem; display: grid; gap: .4rem;
}
.founder .avatar {
  width: 86px; height: 86px; border-radius: 50%; background: var(--peri-light);
  display: grid; place-items: center; font-family: var(--font-display);
  font-size: 1.7rem; color: var(--indigo); margin-bottom: 1rem;
}
.founder h3 { font-size: 1.25rem; font-weight: 700; }
.founder .role { color: var(--peri-mid); font-weight: 500; font-size: .92rem; letter-spacing: .08em; text-transform: uppercase; }
.founder p { font-weight: 300; font-size: .97rem; margin-top: .5rem; }

/* ---------- Testimonios ---------- */
.testimonials { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
.testimonial {
  background: var(--white); border-radius: var(--radius); padding: 2rem 1.8rem;
  border: 1px solid var(--line); display: flex; flex-direction: column; gap: 1rem;
}
.testimonial .quote-mark { font-family: var(--font-display); font-size: 2.6rem; line-height: .5; color: var(--peri); margin-top: .6rem; }
.testimonial blockquote { font-weight: 300; font-style: italic; }
.testimonial figcaption { margin-top: auto; font-size: .9rem; }
.testimonial figcaption strong { display: block; font-weight: 700; font-style: normal; }
.testimonial figcaption span { opacity: .65; }

/* ---------- Banda CTA final ---------- */
.cta-band { position: relative; overflow: hidden; }
.cta-band .display { max-width: 16em; position: relative; z-index: 1; }
.cta-band .lead, .cta-band .btn-row, .cta-band .eyebrow, .cta-band .btn-note { position: relative; z-index: 1; }
.cta-band .lead { margin-block: 1.4rem 2.2rem; }
.cta-band::after {
  content: ''; position: absolute; right: -12%; top: -30%; width: 55%; height: 160%;
  background: radial-gradient(ellipse at center, rgba(123, 138, 255, .35), transparent 68%);
  pointer-events: none;
}

/* ---------- Footer ---------- */
.site-footer { background: var(--ink); color: var(--white); padding-block: 4rem 2rem; }
.site-footer a { text-decoration: none; opacity: .8; transition: opacity .2s, color .2s; }
.site-footer a:hover { opacity: 1; color: var(--peri-light); }
.footer-grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 2.5rem;
  padding-bottom: 2.5rem; border-bottom: 1px solid rgba(255,255,255,.14);
}
.footer-grid .logo img { height: 44px; width: auto; margin-bottom: 1.1rem; }
.footer-grid p { font-weight: 300; font-size: .93rem; opacity: .75; max-width: 30em; }
.footer-grid h4 {
  font-size: .8rem; letter-spacing: .22em; text-transform: uppercase;
  color: var(--peri-light); margin-bottom: 1.1rem; font-weight: 500;
}
.footer-grid ul { display: grid; gap: .55rem; font-size: .95rem; }
.footer-badges { display: flex; align-items: center; gap: 1.2rem; margin-top: 1.4rem; }
.footer-badges img { height: 38px; width: auto; background: var(--white); padding: 6px 10px; border-radius: 8px; }
.footer-bottom {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem;
  padding-top: 1.6rem; font-size: .85rem; opacity: .6;
}

/* ---------- WhatsApp flotante ---------- */
.wa-float {
  position: fixed; right: 22px; bottom: 22px; z-index: 70;
  width: 60px; height: 60px; border-radius: 50%; background: var(--whatsapp);
  display: grid; place-items: center; text-decoration: none;
  box-shadow: 0 12px 30px -8px rgba(37, 211, 102, .55);
  transition: transform .25s;
}
.wa-float:hover { transform: scale(1.1); }
.wa-float svg { width: 30px; height: 30px; fill: var(--white); }

/* ---------- Animación de entrada ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-visible { opacity: 1; transform: none; }
.reveal-d1 { transition-delay: .1s; }
.reveal-d2 { transition-delay: .2s; }
.reveal-d3 { transition-delay: .3s; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .float-soft { animation: none; }
  html { scroll-behavior: auto; }
}

/* ---------- Página interior: hero compacto ---------- */
.page-hero { padding-block: clamp(3.5rem, 8vw, 6rem); position: relative; overflow: hidden; }
.page-hero .lead { margin-block: 1.4rem 2rem; }
.page-hero--peri { background: var(--peri); }
.page-hero--indigo { background: var(--indigo); color: var(--white); }

/* ---------- Bloque dividido ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: center; }
.split .display { margin-bottom: 1.1rem; }
.split p + p { margin-top: .9rem; }
.split p { font-weight: 300; }
.split .btn-row { margin-top: 1.8rem; }

/* ---------- Responsive ---------- */
@media (max-width: 1020px) {
  .grid-cards--4 { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .tiers { grid-template-columns: 1fr; max-width: 560px; margin-inline: auto; }
  .testimonials { grid-template-columns: 1fr; max-width: 560px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 820px) {
  .hero__grid, .split { grid-template-columns: 1fr; }
  .hero-visual { min-height: 300px; }
  .grid-cards--2, .grid-cards--3 { grid-template-columns: 1fr; }
  .founders { grid-template-columns: 1fr; }

  .nav-toggle { display: block; }
  .main-nav {
    position: fixed; inset: 76px 0 auto 0; background: var(--white);
    box-shadow: var(--shadow); padding: 1.4rem var(--pad-x) 2rem;
    transform: translateY(-130%); transition: transform .35s ease;
    max-height: calc(100vh - 76px); overflow-y: auto;
  }
  .main-nav.open { transform: none; }
  .main-nav > ul { flex-direction: column; align-items: stretch; gap: .2rem; }
  .main-nav > ul > li > a { display: block; padding: .8rem 0; font-size: 1.1rem; }
  .dropdown {
    position: static; transform: none; opacity: 1; visibility: visible;
    box-shadow: none; padding: 0 0 .5rem 1rem; display: none; min-width: 0;
  }
  .has-dropdown.open .dropdown { display: block; }
  .main-nav .btn { margin-top: .8rem; width: 100%; }

  body.nav-open .nav-toggle span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
  body.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
  body.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }
}

@media (max-width: 560px) {
  .steps { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 1.8rem; }
  .trust-bar__inner { justify-content: flex-start; }
  .stat-chip--1 { right: -2%; }
  .stat-chip--2 { left: -2%; }
}