/* ===== Fuentes (autoalojadas: sin peticiones a Google Fonts) ===== */
@font-face {
  font-family: 'Bricolage Grotesque';
  font-style: normal;
  font-weight: 500 800;
  font-display: swap;
  src: url('assets/fonts/bricolage-variable.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Work Sans';
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url('assets/fonts/worksans-variable.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/* ===== Reset & base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font: inherit; border: none; background: none; cursor: pointer; color: inherit; }
input, select, textarea { font: inherit; color: inherit; }

/* ===== Tokens ===== */
:root {
  --paper: #F5F1E8;
  --paper-alt: #ECE5D6;
  --surface: #FFFDF8;
  --line: rgba(30,27,20,0.13);
  --line-strong: rgba(30,27,20,0.24);
  --ink: #211D16;
  --ink-soft: #5C5748;
  --ink-faint: #948C78;
  --accent: #3C4E3F;
  --accent-strong: #2A3830;
  --accent-soft: #E1E6DD;
  --on-accent: #F5F1E8;
  --danger: #A13B2B;

  --tone-1: #211D16;
  --tone-2: #2A3830;
  --tone-3: #7A4430;
  --tone-4: #2B3548;
  --tone-5: #7A5C28;
  --tone-6: #5C2A38;

  --radius-lg: 6px;
  --radius-md: 4px;
  --radius-sm: 3px;
  --ease: cubic-bezier(.22,.7,.25,1);
  --container: 1200px;

  --fs-h1: clamp(2.5rem, 1.9rem + 2.6vw, 4rem);
  --fs-h2: clamp(1.9rem, 1.55rem + 1.5vw, 2.6rem);
  --fs-h3: 1.2rem;
  --fs-lead: 1.15rem;
  --fs-body: 1rem;
  --fs-small: 0.9rem;
  --fs-micro: 0.78rem;
}

:root[data-theme="dark"] {
  --paper: #1A1812;
  --paper-alt: #201D16;
  --surface: #242019;
  --line: rgba(245,241,232,0.12);
  --line-strong: rgba(245,241,232,0.22);
  --ink: #F3EEE2;
  --ink-soft: #C6BFAC;
  --ink-faint: #8D8570;
  --accent: #8FAB8F;
  --accent-strong: #A9C1A7;
  --accent-soft: rgba(143,171,143,0.14);
  --on-accent: #16150F;
  --danger: #D98D7E;

  --tone-1: #3A342A;
  --tone-2: #3E5245;
  --tone-3: #9C5C40;
  --tone-4: #3C4A66;
  --tone-5: #96742E;
  --tone-6: #78394A;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #1A1812;
    --paper-alt: #201D16;
    --surface: #242019;
    --line: rgba(245,241,232,0.12);
    --line-strong: rgba(245,241,232,0.22);
    --ink: #F3EEE2;
    --ink-soft: #C6BFAC;
    --ink-faint: #8D8570;
    --accent: #8FAB8F;
    --accent-strong: #A9C1A7;
    --accent-soft: rgba(143,171,143,0.14);
    --on-accent: #16150F;
    --danger: #D98D7E;

    --tone-1: #3A342A;
    --tone-2: #3E5245;
    --tone-3: #9C5C40;
    --tone-4: #3C4A66;
    --tone-5: #96742E;
    --tone-6: #78394A;
  }
}

body {
  background: var(--paper);
  color: var(--ink);
  font-family: 'Work Sans', system-ui, -apple-system, sans-serif;
  font-size: var(--fs-body);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background .3s var(--ease), color .3s var(--ease);
}

h1, h2, h3, h4 {
  font-family: 'Bricolage Grotesque', system-ui, sans-serif;
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

h1 { font-size: var(--fs-h1); font-variation-settings: 'opsz' 90; }
h2 { font-size: var(--fs-h2); font-variation-settings: 'opsz' 60; }
h3 { font-size: var(--fs-h3); font-weight: 600; font-variation-settings: 'opsz' 24; }

em, .accent-word {
  font-style: normal;
  color: var(--accent);
  font-weight: 800;
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
}
.container-narrow { max-width: 760px; }

.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Work Sans', sans-serif;
  font-size: var(--fs-micro);
  font-weight: 600;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 18px;
}
.eyebrow::before { content: ""; width: 22px; height: 1px; background: var(--accent); flex-shrink: 0; }

.section { padding: 108px 0; }
.section-alt { background: var(--paper-alt); }
.section-head { max-width: 640px; margin-bottom: 60px; text-align: left; }
.section-sub { margin-top: 16px; color: var(--ink-soft); font-size: var(--fs-lead); max-width: 52ch; }

/* ===== Accessibility ===== */
.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--ink);
  color: var(--paper);
  padding: 12px 20px;
  border-radius: 0 0 var(--radius-sm) 0;
  z-index: 999;
  font-weight: 600;
}
.skip-link:focus { left: 0; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 15px 30px;
  border-radius: 999px;
  font-family: 'Work Sans', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 1;
  border: 1px solid transparent;
  transition: background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease), transform .25s var(--ease);
  white-space: nowrap;
}
.btn-primary {
  background: var(--ink);
  color: var(--paper);
}
.btn-primary:hover { background: var(--accent-strong); transform: translateY(-1px); }
.btn-ghost {
  background: transparent;
  border-color: var(--line-strong);
  color: var(--ink);
}
.btn-ghost:hover { border-color: var(--ink); background: var(--surface); }
.btn-lg { padding: 17px 34px; font-size: 1rem; }
.btn-sm { padding: 11px 22px; font-size: 0.85rem; }

/* ===== Header ===== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 26px 0;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background .3s var(--ease), padding .3s var(--ease), border-color .3s var(--ease);
}
.site-header.scrolled {
  background: var(--paper);
  padding: 16px 0;
  border-color: var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; }

.brand {
  display: flex; align-items: center; gap: 10px;
  font-family: 'Bricolage Grotesque', sans-serif;
  font-weight: 700;
  font-size: 1.3rem;
  letter-spacing: -0.01em;
}
.brand-mark { display: inline-flex; }

.main-nav ul { display: flex; gap: 36px; }
.main-nav a {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--ink-soft);
  transition: color .2s var(--ease);
}
.main-nav a:hover { color: var(--ink); }

.header-actions { display: flex; align-items: center; gap: 18px; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 32px;
  height: 32px;
  align-items: center;
  justify-content: center;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--ink);
  transition: transform .3s var(--ease), opacity .3s var(--ease);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ===== Hero ===== */
.hero { padding: 176px 0 72px; }

.hero-inner {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 64px;
  align-items: center;
}
.hero-copy h1 { margin: 0 0 24px; }
.hero-sub { color: var(--ink-soft); font-size: var(--fs-lead); max-width: 46ch; margin-bottom: 36px; }
.hero-ctas { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 24px; }
.hero-microtrust { color: var(--ink-faint); font-size: var(--fs-small); }

.hero-visual { position: relative; }
.hero-visual img {
  width: 100%;
  aspect-ratio: 4/3.2;
  object-fit: cover;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
}

.hero-badge {
  position: absolute;
  bottom: -18px;
  left: 28px;
  display: flex;
  align-items: center;
  gap: 9px;
  background: var(--paper);
  border: 1px solid var(--line-strong);
  color: var(--ink);
  font-size: var(--fs-micro);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 8px 18px 8px 8px;
  border-radius: 999px;
  box-shadow: 0 10px 24px -10px rgba(33,29,22,0.3);
}
.hero-badge-icon {
  width: 26px; height: 26px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--paper);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.hero-badge-icon svg { width: 14px; height: 14px; stroke: var(--paper); fill: none; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }

.trust-strip {
  margin-top: 88px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 36px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
}
.trust-strip span { font-size: var(--fs-small); color: var(--ink-faint); font-weight: 500; }

/* ===== Benefits ===== */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.benefit-card {
  background: var(--paper);
  padding: 36px 32px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  transition: background .3s var(--ease);
}
.benefit-card:hover { background: var(--surface); }
.card-icon {
  width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 22px;
}
.card-icon svg { width: 26px; height: 26px; stroke: var(--accent); fill: none; stroke-width: 1.4; stroke-linecap: round; stroke-linejoin: round; }
.benefit-card h3 { margin-bottom: 10px; }
.benefit-card p { color: var(--ink-soft); font-size: var(--fs-small); }

/* ===== Services ===== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.service-card {
  background: var(--paper-alt);
  padding: 36px 32px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  transition: background .3s var(--ease);
}
.service-card:hover { background: var(--surface); }
.service-index {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px; height: 44px;
  border-radius: 50%;
  font-family: 'Bricolage Grotesque', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: var(--paper);
  margin-bottom: 22px;
}
.service-card:nth-child(1) .service-index { background: var(--tone-2); }
.service-card:nth-child(2) .service-index { background: var(--tone-3); }
.service-card:nth-child(3) .service-index { background: var(--tone-4); }
.service-card:nth-child(4) .service-index { background: var(--tone-5); }
.service-card:nth-child(5) .service-index { background: var(--tone-1); }
.service-card:nth-child(6) .service-index { background: var(--tone-6); }
.service-card h3 { margin-bottom: 10px; }
.service-card p { color: var(--ink-soft); font-size: var(--fs-small); }

/* ===== Process ===== */
.process-wrap { display: grid; grid-template-columns: 1fr 0.8fr; gap: 64px; align-items: start; }
.process-list { display: flex; flex-direction: column; }
.process-media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  position: sticky;
  top: 120px;
}
.process-media img { width: 100%; aspect-ratio: 1/1; object-fit: cover; }
.process-step {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 24px;
  align-items: start;
  padding: 26px 0;
  border-top: 1px solid var(--line);
}
.process-step:last-child { border-bottom: 1px solid var(--line); }
.process-num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px; height: 52px;
  border-radius: 50%;
  font-family: 'Bricolage Grotesque', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--paper);
}
.process-step:nth-child(1) .process-num { background: var(--tone-2); }
.process-step:nth-child(2) .process-num { background: var(--tone-3); }
.process-step:nth-child(3) .process-num { background: var(--tone-4); }
.process-step:nth-child(4) .process-num { background: var(--tone-5); }
.process-step:nth-child(5) .process-num { background: var(--tone-1); }
.process-step h3 { margin-bottom: 6px; }
.process-step p { color: var(--ink-soft); font-size: var(--fs-small); }

/* ===== Portfolio ===== */
.portfolio-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.portfolio-card {
  background: var(--paper);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  transition: background .3s var(--ease);
}
.portfolio-card:hover { background: var(--surface); }
.portfolio-media {
  aspect-ratio: 5/4;
  position: relative;
  overflow: hidden;
}
.portfolio-media img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .4s var(--ease);
}
.portfolio-card:hover .portfolio-media img { transform: scale(1.04); }
.portfolio-media::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(0deg, rgba(0,0,0,0.55) 0%, rgba(0,0,0,0) 45%);
}
.portfolio-media-label {
  position: absolute;
  left: 24px; bottom: 20px;
  font-family: 'Bricolage Grotesque', sans-serif;
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.05;
  color: var(--paper);
  text-transform: uppercase;
  z-index: 1;
}
.portfolio-body { padding: 26px 28px; }
.portfolio-sector { font-size: var(--fs-micro); font-weight: 600; color: var(--accent); text-transform: uppercase; letter-spacing: 0.07em; }
.portfolio-body h3 { margin: 10px 0 8px; }
.portfolio-result { color: var(--ink-soft); font-size: var(--fs-small); }

/* ===== FAQ ===== */
.faq-list { display: flex; flex-direction: column; }
.faq-item {
  border-bottom: 1px solid var(--line);
}
.faq-item:first-child { border-top: 1px solid var(--line); }
.faq-item summary {
  cursor: pointer;
  padding: 24px 4px;
  font-weight: 700;
  font-family: 'Bricolage Grotesque', sans-serif;
  font-size: 1.1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-family: 'Work Sans', sans-serif;
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--accent);
  transition: transform .25s var(--ease);
  flex-shrink: 0;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p { color: var(--ink-soft); padding: 0 4px 26px; font-size: var(--fs-small); max-width: 60ch; }

/* ===== CTA final =====
   Esta sección es siempre oscura por diseño (para dar contraste dramático de cierre),
   independientemente de si el resto del sitio está en modo claro u oscuro. Por eso usa
   colores fijos en vez de los tokens --ink/--paper/--accent-strong, que cambian de
   valor entre temas. */
.cta-final { padding: 112px 0; background: #211D16; color: #F5F1E8; }
.cta-final-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
.cta-final-copy .eyebrow { color: #A9C1A7; }
.cta-final-copy .eyebrow::before { background: #A9C1A7; }
.cta-final-copy h2 { margin-bottom: 18px; color: #F5F1E8; }
.cta-final-copy p { color: rgba(245,241,232,0.68); font-size: var(--fs-lead); margin-bottom: 12px; }
.cta-final-copy .hero-microtrust { color: rgba(245,241,232,0.5); margin-top: 22px; }

.contact-form {
  background: rgba(245,241,232,0.04);
  border: 1px solid rgba(245,241,232,0.16);
  border-radius: var(--radius-lg);
  padding: 36px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.form-row { display: flex; flex-direction: column; gap: 9px; }
.form-row-full { grid-column: 1 / -1; }
.form-row label { font-size: var(--fs-small); color: rgba(245,241,232,0.68); font-weight: 500; }
.form-row input, .form-row select, .form-row textarea {
  background: transparent;
  color: #F5F1E8;
  border: 1px solid rgba(245,241,232,0.24);
  border-radius: var(--radius-sm);
  padding: 13px 15px;
  font-size: 0.95rem;
  transition: border-color .2s var(--ease);
}
.form-row select option { color: #211D16; }
.form-row input::placeholder, .form-row textarea::placeholder { color: rgba(245,241,232,0.35); }
.form-row input:focus, .form-row select:focus, .form-row textarea:focus { border-color: #F5F1E8; }
.form-row textarea { resize: vertical; }
.form-consent { margin-top: -4px; }
.form-consent label {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 0.85rem; color: rgba(245,241,232,0.68); font-weight: 400; cursor: pointer;
}
.form-consent input[type="checkbox"] { width: 17px; height: 17px; margin-top: 2px; accent-color: #F5F1E8; flex-shrink: 0; cursor: pointer; }
.form-consent a { color: #F5F1E8; text-decoration: underline; }
.form-submit { grid-column: 1 / -1; margin-top: 6px; }
.form-submit.btn-primary { background: #F5F1E8; color: #211D16; }
.form-submit.btn-primary:hover { background: #E1E6DD; }
.form-status { grid-column: 1 / -1; font-size: 0.88rem; color: #A9C1A7; min-height: 1.2em; }
.form-status.is-error { color: #E4988A; }
.form-honeypot { position: absolute !important; left: -9999px !important; width: 1px !important; height: 1px !important; opacity: 0 !important; }

/* ===== Footer ===== */
.site-footer { border-top: 1px solid var(--line); padding: 80px 0 28px; background: var(--paper); }
.footer-inner { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; margin-bottom: 56px; }
.footer-brand p { color: var(--ink-soft); margin: 16px 0 20px; max-width: 320px; font-size: var(--fs-small); }
.footer-social { display: flex; gap: 12px; }
.footer-social a {
  width: 36px; height: 36px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.72rem; font-weight: 600;
  transition: border-color .2s var(--ease), color .2s var(--ease);
}
.footer-social a:hover { border-color: var(--ink); color: var(--accent); }
.footer-nav h3, .footer-contact h3 {
  font-family: 'Work Sans', sans-serif;
  font-size: var(--fs-micro); text-transform: uppercase; letter-spacing: 0.07em;
  margin-bottom: 20px; color: var(--ink-faint); font-weight: 600;
}
.footer-nav ul { display: flex; flex-direction: column; gap: 13px; }
.footer-nav a { color: var(--ink-soft); font-size: var(--fs-small); transition: color .2s var(--ease); }
.footer-nav a:hover { color: var(--ink); }
.footer-contact p { margin-bottom: 10px; }
.footer-contact p:last-of-type { margin-bottom: 18px; }
.footer-contact a[href^="mailto"], .footer-contact a[href^="tel"] { color: var(--ink-soft); font-size: var(--fs-small); }
.footer-bottom {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  padding-top: 28px; border-top: 1px solid var(--line);
  color: var(--ink-faint); font-size: 0.82rem;
}
.footer-legal { display: flex; gap: 22px; flex-wrap: wrap; }
.footer-legal a { color: var(--ink-faint); transition: color .2s var(--ease); }
.footer-legal a:hover { color: var(--ink-soft); }

/* ===== Páginas legales ===== */
.legal-page { padding: 156px 0 96px; }
.legal-back {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--ink-soft); font-size: 0.9rem; margin-bottom: 36px;
}
.legal-back:hover { color: var(--ink); }
.legal-page h1 { font-size: clamp(1.9rem, 1.5rem + 1.6vw, 2.6rem); margin-bottom: 10px; }
.legal-updated { color: var(--ink-faint); font-size: 0.85rem; margin-bottom: 48px; }
.legal-page h2 { font-size: 1.25rem; font-weight: 600; margin: 44px 0 14px; }
.legal-page p { color: var(--ink-soft); font-size: 0.98rem; margin-bottom: 14px; }
.legal-page ul, .legal-page ol { padding-left: 22px; margin-bottom: 14px; }
.legal-page ul li { list-style: disc; color: var(--ink-soft); font-size: 0.98rem; margin-bottom: 8px; }
.legal-page ol li { list-style: decimal; color: var(--ink-soft); font-size: 0.98rem; margin-bottom: 8px; }
.legal-page a { color: var(--accent); text-decoration: underline; text-underline-offset: 2px; }
.legal-page strong { color: var(--ink); }
.placeholder {
  background: rgba(161,59,43,0.1);
  color: var(--danger);
  padding: 1px 7px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  border: 1px solid rgba(161,59,43,0.28);
  white-space: nowrap;
}
.legal-notice-box {
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-md);
  padding: 22px 26px;
  margin-bottom: 44px;
  font-size: 0.92rem;
  color: var(--ink-soft);
}

/* ===== Reveal animation ===== */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }
.reveal[data-split] { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .reveal { transition-duration: .01ms; }
}

/* ===== Responsive ===== */
@media (max-width: 980px) {
  .benefits-grid { grid-template-columns: repeat(2, 1fr); }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .process-wrap { grid-template-columns: 1fr; }
  .process-media { position: static; max-width: 420px; }
}

@media (max-width: 860px) {
  .main-nav { position: fixed; top: 0; right: 0; height: 100vh; width: min(320px, 80vw);
    background: var(--paper); border-left: 1px solid var(--line);
    transform: translateX(100%); transition: transform .35s var(--ease);
    padding: 100px 32px 32px; z-index: 90;
  }
  .main-nav.is-open { transform: translateX(0); }
  .main-nav ul { flex-direction: column; gap: 24px; }
  .main-nav a { font-size: 1.05rem; }
  .nav-toggle { display: flex; }
  .header-actions .btn-sm { display: none; }

  .hero { padding-top: 132px; }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { margin-top: 8px; order: -1; }

  .cta-final-inner { grid-template-columns: 1fr; }
  .contact-form { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .container { padding: 0 22px; }
  .section { padding: 72px 0; }
  .benefits-grid, .services-grid, .portfolio-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; }
  .hero-ctas { flex-direction: column; align-items: stretch; }
  .hero-ctas .btn { text-align: center; }
}