/* ==========================================================================
   PixelToCode — Base stylesheet (compartido por todas las páginas)
   ========================================================================== */

:root {
  /* ---- Paleta de marca — PixelToCode (High-End / Executive Tech) ---- */

  /* Dark Slate / Midnight Navy — estructura, contraste, textos, terminal */
  --midnight-navy: #0B1329;
  --slate-dark: #0F172A;

  /* Metallic Silver / Liquid Platinum — superficies satinadas */
  --bg-main: #F8FAFC;
  --card-light: #FFFFFF;
  --silver-gradient: linear-gradient(135deg, #E2E8F0 0%, #F1F5F9 50%, #CBD5E1 100%);
  --border-silver: rgba(226, 232, 240, 0.8);
  --border-silver-solid: #E2E8F0;
  --glass-edge: rgba(255, 255, 255, 0.6);

  /* Electric Cyan — acento primario / foco / KPIs */
  --electric-cyan: #06B6D4;
  --electric-cyan-deep: #0E7490;
  --cyan-glow: rgba(0, 180, 216, 0.25);
  --cyan-glow-strong: rgba(0, 180, 216, 0.4);

  /* Soft Mint / Emerald — acento secundario, badges, estados positivos */
  --mint-green: #10B981;
  --mint-green-hover: #059669;

  /* Texto */
  --text-dark: #0F172A;
  --text-body: #475569;

  /* Tonos de apoyo derivados de la paleta anterior */
  --slate-navy: #1E293B;        /* Azul marino suave (variante para textos/gradientes) */
  --slate-navy-dark: var(--midnight-navy);
  --silver-bg: var(--bg-main);
  --silver-card: #F1F5F9;
  --silver-border: var(--border-silver);
  --text-main: var(--text-dark);
  --text-muted: var(--text-body);

  /* ---- Alias internos (para que el resto del sistema de diseño use la nueva paleta) ---- */
  --navy-900: var(--midnight-navy);
  --navy-800: #16233a;
  --navy-700: var(--slate-navy);
  --blue-600: var(--electric-cyan);
  --blue-500: #22c3de;
  --blue-100: #e0f7fb;
  --white: #ffffff;
  --gray-50: var(--bg-main);
  --gray-100: var(--silver-card);
  --gray-200: var(--border-silver);
  --gray-300: #cbd5e1;
  --gray-500: var(--text-body);
  --gray-600: var(--text-body);
  --gray-900: var(--text-dark);

  /* Acento — llamado a la acción secundaria / estados positivos */
  --accent-500: var(--mint-green);
  --accent-600: var(--mint-green-hover);
  --success-500: var(--mint-green);

  /* Tipografía */
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", "Fira Code", ui-monospace, Consolas, monospace;

  /* Layout */
  --container-max: 1180px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;

  /* Sombras dinámicas multicapa (en vez de sombras negras pesadas) */
  --shadow-sm: 0 4px 14px -6px rgba(11, 19, 41, 0.06);
  --shadow-md: 0 10px 30px -10px rgba(11, 19, 41, 0.08);
  --shadow-lg: 0 20px 50px -12px rgba(11, 19, 41, 0.14);
  --blur-glass: 12px;
  --transition: 180ms ease;

  /* Fondo satinado limpio — degradé de titanio, sin patrones repetitivos */
  --titanium-gradient: linear-gradient(180deg, #F8FAFC 0%, #E2E8F0 100%);

  /* ---- Texto en overlay sobre la foto de fondo (overlay claro) ---- */
  --text-on-photo: var(--text-dark);
  --text-on-photo-muted: var(--text-body);
  --border-on-photo: var(--border-silver);
}

* , *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text-on-photo);
  background-color: #E2E8F0; /* Color de reserva mientras no está la imagen / durante la carga */
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Fondo arquitectónico — foto nítida y fija detrás de todo el sitio */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background-image: url('/assets/fondo-arquitectonico.jpg');
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
}

/* Overlay claro semitransparente para que todo el texto quede legible
   en superposición sobre la foto, sin taparla del todo */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, rgba(248, 250, 252, 0.74) 0%, rgba(248, 250, 252, 0.82) 100%);
}

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

h1, h2, h3, h4 { line-height: 1.2; margin: 0 0 .6em; font-weight: 800; letter-spacing: -0.01em; color: var(--text-on-photo); }
p { margin: 0 0 1em; color: var(--text-on-photo-muted); }

ul { margin: 0; padding: 0; list-style: none; }

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--blue-600);
  background: var(--blue-100);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 18px;
}

.section { padding: 96px 0; background: transparent; }
.section-head { max-width: 640px; margin: 0 auto 56px; text-align: center; }
.section-head h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); color: var(--text-on-photo); }
.section-head p { font-size: 1.05rem; }
.section-head.align-left { margin-left: 0; text-align: left; }

.bg-gray { background: rgba(226, 232, 240, 0.5); }
.bg-navy { background: var(--navy-900); color: var(--gray-300); }
.bg-navy h2, .bg-navy h3, .bg-navy h4 { color: var(--white); }

/* ---- Botones ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.98rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }

.btn-primary {
  background: linear-gradient(135deg, var(--electric-cyan-deep) 0%, var(--electric-cyan) 100%);
  color: var(--white);
  box-shadow: 0 4px 20px var(--cyan-glow);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--electric-cyan) 0%, #22d3ee 100%);
  box-shadow: 0 8px 28px var(--cyan-glow-strong);
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--white);
  color: var(--navy-900);
  border-color: var(--gray-200);
}
.btn-secondary:hover { border-color: var(--blue-500); color: var(--blue-600); }

.btn-outline-light {
  background: var(--card-light);
  color: var(--text-dark);
  border-color: var(--border-silver);
}
.btn-outline-light:hover { border-color: var(--slate-dark); background: var(--silver-card); }

.btn-block { width: 100%; }

/* ---- Header ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(var(--blur-glass));
  -webkit-backdrop-filter: blur(var(--blur-glass));
  border-bottom: 1px solid var(--border-on-photo);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-body);
  font-weight: 800;
  font-size: 24px;
  color: var(--text-on-photo);
  letter-spacing: -0.5px;
}
.logo .logo-icon { flex-shrink: 0; width: 48px; height: 48px; }
.logo span { color: var(--text-on-photo); }

.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}
.main-nav a {
  color: var(--text-on-photo-muted);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}
.main-nav a:hover { color: var(--text-on-photo); background: var(--silver-card); }
.main-nav a.active { color: var(--electric-cyan); background: rgba(6, 182, 212, 0.14); }
.main-nav a.nav-cta {
  margin-left: 10px;
  background: linear-gradient(135deg, var(--electric-cyan-deep) 0%, var(--electric-cyan) 100%);
  color: var(--white);
  padding: 10px 20px;
  box-shadow: 0 4px 14px var(--cyan-glow);
  transition: box-shadow var(--transition), transform var(--transition);
}
.main-nav a.nav-cta:hover { box-shadow: 0 6px 20px var(--cyan-glow-strong); transform: translateY(-1px); }
.main-nav a.nav-cta.active { color: var(--white); background: linear-gradient(135deg, var(--electric-cyan-deep) 0%, var(--electric-cyan) 100%); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  cursor: pointer;
}
.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--text-on-photo);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---- Footer ---- */
.site-footer { background: var(--navy-900); color: var(--gray-500); }
.site-footer .logo { color: var(--white); }
.site-footer .logo span { color: var(--electric-cyan); }
.footer-inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 32px;
  padding: 44px 0 26px;
}
.footer-brand p { margin-top: 10px; color: var(--gray-500); max-width: 280px; font-size: 0.92rem; }
.footer-social { display: flex; gap: 10px; margin-top: 14px; }
.footer-social a {
  width: 34px; height: 34px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 50%;
  color: var(--gray-300);
  transition: all var(--transition);
}
.footer-social a:hover { background: var(--accent-500); border-color: var(--accent-500); color: var(--white); }
.footer-links h4, .footer-contact h4 {
  color: var(--white);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
}
.footer-links a { display: block; padding: 4px 0; color: var(--gray-500); font-size: 0.92rem; transition: color var(--transition); }
.footer-links a:hover { color: var(--white); }
.footer-contact p { display: flex; align-items: flex-start; gap: 10px; font-size: 0.88rem; margin-bottom: 8px; overflow-wrap: anywhere; }
.footer-contact p i { margin-top: 3px; }
.footer-contact i { color: var(--accent-500); width: 16px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding: 14px 0; }
.footer-bottom p { margin: 0; font-size: 0.82rem; text-align: center; color: var(--gray-600); }

/* ---- Tarjetas de servicio (home) ---- */
.service-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}
.service-card {
  position: relative;
  border-radius: var(--radius-lg);
  padding: 44px;
  overflow: hidden;
  color: var(--white);
  box-shadow: var(--shadow-lg);
  transition: transform var(--transition);
}
.service-card:hover { transform: translateY(-6px); }
.service-card.card-paid { background: linear-gradient(145deg, #0e7490 0%, var(--electric-cyan) 100%); }
.service-card.card-dev { background: linear-gradient(145deg, var(--slate-navy) 0%, var(--slate-navy-dark) 100%); border: 1px solid rgba(255,255,255,0.08); }
.service-card .icon-badge {
  width: 56px; height: 56px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,0.15);
  border-radius: var(--radius-sm);
  font-size: 1.5rem;
  margin-bottom: 24px;
}
.service-card h3 { font-size: 1.5rem; color: var(--white); }
.service-card p { color: rgba(255,255,255,0.78); }
.service-card ul { margin: 20px 0 28px; }
.service-card li { display: flex; gap: 10px; align-items: flex-start; padding: 6px 0; color: rgba(255,255,255,0.85); font-size: 0.95rem; }
.service-card li i { color: var(--accent-500); margin-top: 3px; }
.service-card .card-link {
  display: inline-flex; align-items: center; gap: 8px;
  font-weight: 700; color: var(--white);
  border-bottom: 2px solid var(--accent-500);
  padding-bottom: 4px;
  transition: gap var(--transition);
}
.service-card .card-link:hover { gap: 14px; }

/* ---- Value props ---- */
.value-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.value-card {
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(var(--blur-glass));
  -webkit-backdrop-filter: blur(var(--blur-glass));
  border: 1px solid rgba(255, 255, 255, 0.85);
  border-radius: var(--radius-md);
  padding: 30px 26px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.value-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.value-card .icon-circle {
  width: 48px; height: 48px;
  display: flex; align-items: center; justify-content: center;
  background: var(--blue-100);
  color: var(--blue-600);
  border-radius: 50%;
  font-size: 1.2rem;
  margin-bottom: 18px;
}
.value-card h4 { font-size: 1.05rem; color: var(--navy-900); margin-bottom: 8px; }
.value-card p { font-size: 0.92rem; margin: 0; color: var(--text-body); }

/* ---- Stats bar ---- */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  padding: 40px 0;
}
.stat-item { text-align: center; }
.stat-item .num {
  font-family: var(--font-mono);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 700;
  color: var(--text-on-photo);
}
.stat-item .label { font-size: 0.88rem; color: var(--text-on-photo-muted); margin-top: 4px; }

/* ---- Testimonios ---- */
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.testimonial-card {
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(var(--blur-glass));
  -webkit-backdrop-filter: blur(var(--blur-glass));
  border: 1px solid rgba(255, 255, 255, 0.85);
  border-radius: var(--radius-md);
  padding: 30px;
}
.testimonial-card .stars { color: #FBBC04; margin-bottom: 14px; font-size: 0.9rem; }
.testimonial-card p.quote { color: var(--gray-900); font-style: italic; margin-bottom: 20px; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.testimonial-author .avatar {
  width: 42px; height: 42px; border-radius: 50%;
  background: var(--blue-100); color: var(--blue-600);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-family: var(--font-mono);
}
.testimonial-author strong { display: block; font-size: 0.9rem; color: var(--navy-900); }
.testimonial-author span { font-size: 0.8rem; color: var(--gray-500); }

/* ---- CTA banner ---- */
.cta-banner {
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(var(--blur-glass));
  -webkit-backdrop-filter: blur(var(--blur-glass));
  border: 1px solid rgba(255, 255, 255, 0.85);
  box-shadow: var(--shadow-md);
  border-radius: var(--radius-lg);
  padding: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  color: var(--text-dark);
}
.cta-banner h2 { color: var(--text-dark); margin-bottom: 8px; font-size: clamp(1.5rem, 2.6vw, 2rem); }
.cta-banner p { color: var(--text-body); margin: 0; }
.cta-banner .btn-row { display: flex; gap: 14px; flex-shrink: 0; }

/* ---- Notice / edit placeholder ---- */
.edit-note {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--gray-500);
  border: 1px dashed var(--gray-300);
  padding: 6px 12px;
  border-radius: 6px;
  display: inline-block;
  margin-top: 10px;
}

/* ---- Hero genérico (páginas internas) ---- */
.page-hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 100% 0%, rgba(6, 182, 212, 0.20), transparent 45%),
    radial-gradient(circle at 0% 100%, rgba(16, 185, 129, 0.14), transparent 45%);
  color: var(--text-on-photo);
  padding: 64px 0 56px;
  border-bottom: 1px solid var(--border-on-photo);
}
.page-hero > .container { position: relative; z-index: 1; }
.breadcrumb {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-on-photo-muted);
  margin-bottom: 18px;
}
.breadcrumb a { color: var(--text-on-photo-muted); }
.breadcrumb a:hover { color: var(--text-on-photo); }
.breadcrumb .sep { margin: 0 8px; }
.breadcrumb .current { color: var(--mint-green); }

/* ---- Guía de servicios (índice + bloques de contenido SEO) ---- */
.topic-index {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  margin: 0 0 44px;
  padding: 0;
}
.topic-index a {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--blue-600);
  background: var(--blue-100);
  padding: 7px 16px;
  border-radius: 999px;
  transition: background var(--transition), color var(--transition);
}
.topic-index a:hover { background: var(--electric-cyan); color: var(--white); }

.topic-list { display: grid; gap: 36px; }
.topic-block { padding-bottom: 32px; border-bottom: 1px solid var(--border-on-photo); scroll-margin-top: 90px; }
.topic-block:last-child { border-bottom: none; padding-bottom: 0; }
.topic-block h3 { font-size: 1.15rem; color: var(--navy-900); margin-bottom: 10px; }
.topic-block .lead { font-weight: 600; color: var(--text-dark); }
.topic-block .offer-badge {
  display: inline-block;
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--electric-cyan-deep);
  background: var(--blue-100);
  padding: 6px 14px;
  border-radius: 999px;
}

/* ---- Proceso de trabajo (pasos) ---- */
.process-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
  counter-reset: step;
}
.process-step {
  position: relative;
  padding: 28px 20px 20px;
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(var(--blur-glass));
  -webkit-backdrop-filter: blur(var(--blur-glass));
  border: 1px solid rgba(255, 255, 255, 0.85);
  border-radius: var(--radius-md);
}
.process-step::before {
  counter-increment: step;
  content: "0" counter(step);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.8rem;
  color: var(--blue-600);
  background: var(--blue-100);
  width: 30px; height: 30px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
}
.process-step h4 { font-size: 0.98rem; color: var(--navy-900); margin-bottom: 6px; }
.process-step p { font-size: 0.86rem; margin: 0; color: var(--text-body); }

/* ---- Botón flotante de WhatsApp ---- */
.whatsapp-float {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 999;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #25d366;
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.9rem;
  box-shadow: 0 10px 26px rgba(37, 211, 102, 0.45);
  transition: transform var(--transition), box-shadow var(--transition);
}
.whatsapp-float:hover { transform: scale(1.08); box-shadow: 0 12px 30px rgba(37, 211, 102, 0.55); }
.whatsapp-float::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid rgba(37, 211, 102, 0.55);
  animation: wa-pulse 2.4s ease-out infinite;
  pointer-events: none;
}
@keyframes wa-pulse {
  0% { transform: scale(1); opacity: 0.6; }
  100% { transform: scale(1.7); opacity: 0; }
}
@media (max-width: 560px) {
  .whatsapp-float { width: 52px; height: 52px; font-size: 1.6rem; right: 16px; bottom: 16px; }
}

/* ---- Botón flotante de llamada (arriba del de WhatsApp) ---- */
.call-float {
  position: fixed;
  right: 24px;
  bottom: 96px;
  z-index: 999;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--blue-600);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.7rem;
  box-shadow: 0 10px 26px rgba(30, 86, 232, 0.4);
  transition: transform var(--transition), box-shadow var(--transition);
}
.call-float:hover { transform: scale(1.08); box-shadow: 0 12px 30px rgba(30, 86, 232, 0.5); }
@media (max-width: 560px) {
  .call-float { width: 52px; height: 52px; font-size: 1.45rem; right: 16px; bottom: 78px; }
}

/* ---- Fix de "grid blowout": evita que el contenido empuje las
   grillas más allá del ancho del contenedor en pantallas angostas ---- */
.hero-grid > *,
.service-grid > *,
.dev-service-grid > *,
.platform-grid > *,
.advantage-list > *,
.metrics-grid > *,
.value-grid > *,
.team-grid > *,
.stats-bar > *,
.process-steps > *,
.footer-inner > *,
.grid-2 > *,
.contact-grid > *,
.form-row > *,
.timeline-item > * {
  min-width: 0;
}

/* ---- Utilidades ---- */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.grid-2.align-top { align-items: start; }

@media (max-width: 980px) {
  .process-steps { grid-template-columns: repeat(2, 1fr); }
  .grid-2 { grid-template-columns: 1fr; gap: 32px; }
}
@media (max-width: 560px) {
  .process-steps { grid-template-columns: 1fr; }
  .value-grid { grid-template-columns: 1fr; }
}

/* ---- Responsive ---- */
@media (max-width: 980px) {
  .service-grid { grid-template-columns: 1fr; }
  .value-grid { grid-template-columns: repeat(2, 1fr); }
  .testimonial-grid { grid-template-columns: 1fr; }
  .stats-bar { grid-template-columns: repeat(2, 1fr); row-gap: 32px; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .cta-banner { flex-direction: column; text-align: center; padding: 44px 28px; }
}

@media (max-width: 760px) {
  .nav-toggle { display: flex; }
  .main-nav {
    position: fixed;
    top: 89px; left: 0; right: 0;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(var(--blur-glass));
    -webkit-backdrop-filter: blur(var(--blur-glass));
    box-shadow: var(--shadow-md);
    flex-direction: column;
    align-items: stretch;
    padding: 12px 20px 24px;
    gap: 2px;
    border-bottom: 1px solid var(--border-on-photo);
    transform: translateY(-130%);
    opacity: 0;
    transition: transform var(--transition), opacity var(--transition);
  }
  .main-nav.open { transform: translateY(0); opacity: 1; }
  .main-nav a { padding: 14px 12px; }
  .main-nav a.nav-cta { margin-left: 0; text-align: center; }
  .section { padding: 64px 0; }
  .footer-inner { grid-template-columns: 1fr; gap: 28px; padding: 36px 0 20px; }
  .value-grid { grid-template-columns: 1fr; }
}