/* ==========================================================================
   AM Instalaciones — Design System
   Electricista en Barcelona y área metropolitana
   ========================================================================== */

:root {
  /* Colors */
  --navy-950: #0a1628;
  --navy-900: #0f1f38;
  --navy-800: #16294a;
  --navy-700: #1f3660;
  --navy-600: #2a4680;
  /* Nombres de variable heredados ("amber-*") — desde el rebrand contienen
     los tonos azul/cian de la nueva identidad, no ámbar. Se mantienen los
     nombres para no tener que tocar las páginas generadas. */
  --amber-500: #22D3EE;
  --amber-400: #67E8F9;
  --amber-600: #0E7490;
  --white: #ffffff;
  --gray-50: #f8f9fb;
  --gray-100: #eef1f5;
  --gray-200: #e2e6ec;
  --gray-300: #ccd3dd;
  --gray-500: #6b7688;
  --gray-600: #4d5768;
  --gray-700: #333c4d;
  --success: #1e9e6b;
  --danger: #d64545;

  /* Type */
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Manrope', var(--font-body);

  /* Spacing */
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
  --space-6: 4.5rem;
  --space-7: 6rem;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --max-width: 1180px;
  --shadow-sm: 0 1px 3px rgba(10, 22, 40, 0.08);
  --shadow-md: 0 8px 24px rgba(10, 22, 40, 0.10);
  --shadow-lg: 0 16px 48px rgba(10, 22, 40, 0.16);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: hidden; }

body {
  margin: 0;
  overflow-x: hidden;
  font-family: var(--font-body);
  color: var(--gray-700);
  background: var(--white);
  line-height: 1.6;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--navy-900);
  line-height: 1.2;
  margin: 0 0 var(--space-2);
  font-weight: 800;
}

h1 { font-size: clamp(2rem, 4.2vw, 3rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); }
h3 { font-size: 1.3rem; }
h4 { font-size: 1.1rem; }

p { margin: 0 0 var(--space-2); }
a { color: var(--navy-700); text-decoration: none; }
a:hover { color: var(--amber-600); }
ul, ol { padding-left: 1.3rem; }
img { max-width: 100%; display: block; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-3);
}

.visually-hidden {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0; padding: 0; margin: -1px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.6rem;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.98rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, color 0.15s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--amber-500); color: var(--navy-950); }
.btn-primary:hover { background: var(--amber-400); color: var(--navy-950); box-shadow: var(--shadow-md); }
.btn-secondary { background: var(--white); color: var(--navy-900); border-color: var(--navy-900); }
.btn-secondary:hover { background: var(--navy-900); color: var(--white); }
.btn-ghost-light { background: transparent; color: var(--white); border-color: rgba(255,255,255,0.5); }
.btn-ghost-light:hover { background: rgba(255,255,255,0.12); color: var(--white); }
.btn-block { width: 100%; }
.btn-lg { padding: 1.05rem 2rem; font-size: 1.05rem; }

/* ---------- Header ---------- */
.top-bar {
  background: var(--navy-950);
  color: var(--gray-300);
  font-size: 0.85rem;
}
.top-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 0.45rem;
  padding-bottom: 0.45rem;
  flex-wrap: wrap;
  gap: 0.4rem;
}
.top-bar a { color: var(--gray-300); }
.top-bar a:hover { color: var(--amber-400); }
.top-bar .top-bar-phone { color: var(--amber-400); font-weight: 700; }

.site-header {
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-2);
  padding-bottom: var(--space-2);
  gap: var(--space-3);
}
.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.3rem;
  color: var(--navy-950);
  flex-shrink: 0;
}
.logo .logo-mark {
  width: 42px; height: 42px;
  background: var(--navy-950);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.logo .logo-mark svg { width: 24px; height: 24px; }
.logo small {
  display: block;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.68rem;
  color: var(--gray-500);
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.main-nav { display: flex; align-items: center; gap: var(--space-4); }
.nav-links { display: flex; align-items: center; gap: var(--space-3); list-style: none; margin: 0; padding: 0; }
.nav-links > li { position: relative; }
.nav-links > li > a {
  font-weight: 600;
  color: var(--navy-800);
  padding: 0.5rem 0.1rem;
  font-size: 0.96rem;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}
.nav-links > li > a.active,
.nav-links > li > a:hover { color: var(--amber-600); }

.has-dropdown .dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--gray-200);
  min-width: 280px;
  padding: 0.6rem;
  list-style: none;
  margin: 0.5rem 0 0;
  z-index: 50;
}
.has-dropdown:hover .dropdown,
.has-dropdown:focus-within .dropdown { display: block; }
.dropdown li a {
  display: block;
  padding: 0.6rem 0.8rem;
  border-radius: var(--radius-sm);
  color: var(--gray-700);
  font-weight: 500;
  font-size: 0.92rem;
}
.dropdown li a:hover { background: var(--gray-100); color: var(--amber-600); }

.header-cta { display: flex; align-items: center; gap: 0.8rem; flex-shrink: 0; }
.header-phone {
  display: flex; flex-direction: column; line-height: 1.1;
  font-weight: 700; color: var(--navy-900);
}
.header-phone span { font-size: 0.7rem; color: var(--gray-500); font-weight: 500; }

.nav-toggle {
  display: none;
  background: none; border: none; cursor: pointer;
  padding: 0.4rem;
}
.nav-toggle svg { width: 28px; height: 28px; }

/* ---------- Hero ---------- */
.hero {
  background: radial-gradient(circle at 15% 20%, var(--navy-800), var(--navy-950) 65%);
  color: var(--white);
  position: relative;
  overflow: hidden;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(34,211,238,0.06) 1px, transparent 1px), linear-gradient(90deg, rgba(34,211,238,0.06) 1px, transparent 1px);
  background-size: 42px 42px;
  pointer-events: none;
}
.hero .container {
  position: relative;
  padding-top: var(--space-7);
  padding-bottom: var(--space-6);
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-5);
  align-items: center;
}
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: rgba(34,211,238,0.14);
  color: var(--amber-400);
  border: 1px solid rgba(34,211,238,0.3);
  padding: 0.35rem 0.9rem;
  border-radius: 99px;
  font-weight: 700;
  font-size: 0.82rem;
  margin-bottom: var(--space-2);
}
.hero h1 { color: var(--white); }
.hero .lead { font-size: 1.15rem; color: var(--gray-300); max-width: 46ch; }
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; margin-top: var(--space-3); }
.hero-trust { display: flex; gap: var(--space-4); margin-top: var(--space-5); flex-wrap: wrap; }
.hero-trust div { text-align: left; }
.hero-trust strong { display: block; font-size: 1.7rem; color: var(--amber-400); font-family: var(--font-heading); }
.hero-trust span { font-size: 0.82rem; color: var(--gray-300); }

.hero-panel {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  backdrop-filter: blur(6px);
}
.hero-panel h3 { color: var(--white); }
.hero-panel ul { list-style: none; padding: 0; margin: var(--space-2) 0; }
.hero-panel ul li {
  display: flex; align-items: flex-start; gap: 0.6rem;
  color: var(--gray-300);
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  font-size: 0.95rem;
}
.hero-panel ul li:last-child { border-bottom: none; }
.hero-panel .check { color: var(--amber-400); flex-shrink: 0; font-weight: 800; }

/* ---------- Sections ---------- */
section { padding: var(--space-6) 0; }
.section-alt { background: var(--gray-50); }
.section-dark { background: var(--navy-950); color: var(--gray-300); }
.section-dark h2, .section-dark h3 { color: var(--white); }

.section-head { max-width: 720px; margin: 0 auto var(--space-5); text-align: center; }
.section-head.left { margin-left: 0; text-align: left; }
.kicker {
  display: inline-block;
  color: var(--amber-600);
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 0.8rem;
  margin-bottom: 0.5rem;
}
.section-dark .kicker { color: var(--amber-400); }

/* ---------- Cards / Grids ---------- */
.grid { display: grid; gap: var(--space-3); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.2s ease, transform 0.2s ease;
  height: 100%;
}
.card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.icon {
  width: 52px; height: 52px;
  background: var(--navy-950);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: var(--space-2);
}
.icon svg { width: 26px; height: 26px; stroke: var(--amber-400); }
.card h3 { margin-bottom: 0.5rem; font-size: 1.15rem; }
.card p { color: var(--gray-600); font-size: 0.96rem; margin-bottom: 0.7rem; }
.card .card-link { font-weight: 700; font-size: 0.9rem; color: var(--navy-800); display: inline-flex; align-items: center; gap: 0.3rem; }
.card .card-link:hover { color: var(--amber-600); }

.service-card { display: flex; flex-direction: column; }

/* Process steps */
.steps { list-style: none; padding: 0; margin: 0; counter-reset: step; }
.steps li {
  counter-increment: step;
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 1rem;
  padding: var(--space-2) 0;
  border-bottom: 1px dashed var(--gray-300);
}
.steps li:last-child { border-bottom: none; }
.steps li::before {
  content: counter(step);
  width: 42px; height: 42px;
  border-radius: 50%;
  background: var(--amber-500);
  color: var(--navy-950);
  font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-heading);
}

/* Stats */
.stat-row { display: flex; justify-content: space-around; text-align: center; flex-wrap: wrap; gap: var(--space-3); }
.stat-row strong { display: block; font-size: 2.1rem; font-family: var(--font-heading); color: var(--navy-900); }
.section-dark .stat-row strong { color: var(--amber-400); }
.stat-row span { font-size: 0.88rem; color: var(--gray-500); }
.section-dark .stat-row span { color: var(--gray-300); }

/* Testimonials */
.testimonial {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  border: 1px solid var(--gray-200);
  box-shadow: var(--shadow-sm);
}
.testimonial .stars { color: var(--amber-500); letter-spacing: 2px; margin-bottom: 0.6rem; }
.testimonial p { font-style: italic; color: var(--gray-700); }
.testimonial footer { font-weight: 700; color: var(--navy-800); font-style: normal; margin-top: 0.6rem; font-size: 0.9rem; }

/* Zones list */
.zone-pill-grid { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.zone-pill {
  background: var(--white);
  border: 1px solid var(--gray-200);
  padding: 0.55rem 1rem;
  border-radius: 99px;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--navy-800);
}
.zone-pill:hover { border-color: var(--amber-500); color: var(--amber-600); }

/* FAQ accordion */
.faq-item {
  border-bottom: 1px solid var(--gray-200);
}
.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: var(--space-2) 0;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.02rem;
  color: var(--navy-900);
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  gap: 1rem;
}
.faq-question .icon-plus { transition: transform 0.2s ease; flex-shrink: 0; color: var(--amber-600); font-size: 1.4rem; font-weight: 400; }
.faq-item.open .icon-plus { transform: rotate(45deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s ease;
  color: var(--gray-600);
}
.faq-item.open .faq-answer { max-height: 500px; padding-bottom: var(--space-2); }

/* Breadcrumbs */
.breadcrumbs {
  font-size: 0.85rem;
  color: var(--gray-500);
  padding: var(--space-2) 0;
}
.breadcrumbs a { color: var(--gray-500); }
.breadcrumbs a:hover { color: var(--amber-600); }
.breadcrumbs .sep { margin: 0 0.4rem; }

/* Page hero (interior pages) */
.page-hero {
  background: linear-gradient(120deg, var(--navy-950), var(--navy-800));
  color: var(--white);
  padding: var(--space-5) 0 var(--space-4);
}
.page-hero .kicker { color: var(--amber-400); }
.page-hero h1 { color: var(--white); margin-bottom: 0.6rem; }
.page-hero p { color: var(--gray-300); max-width: 60ch; font-size: 1.05rem; }
.page-hero .breadcrumbs { color: var(--gray-300); }
.page-hero .breadcrumbs a { color: var(--gray-300); }

/* Content layout */
.content-layout { display: grid; grid-template-columns: 2fr 1fr; gap: var(--space-5); align-items: start; }
.prose h2 { margin-top: var(--space-4); }
.prose h3 { margin-top: var(--space-3); }
.prose ul li, .prose ol li { margin-bottom: 0.4rem; }
.sidebar { position: sticky; top: 90px; display: flex; flex-direction: column; gap: var(--space-3); }
.sidebar-card {
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  padding: var(--space-3);
}
.sidebar-card h4 { margin-bottom: 0.8rem; }
.sidebar-card ul { list-style: none; padding: 0; margin: 0; }
.sidebar-card ul li { border-bottom: 1px solid var(--gray-200); }
.sidebar-card ul li:last-child { border-bottom: none; }
.sidebar-card ul li a { display: block; padding: 0.55rem 0; font-size: 0.92rem; font-weight: 600; }
.sidebar-card.dark { background: var(--navy-950); border-color: var(--navy-900); color: var(--gray-300); }
.sidebar-card.dark h4 { color: var(--white); }
.sidebar-card.dark p { color: var(--gray-300); font-size: 0.92rem; }

/* CTA band */
.cta-band {
  background: linear-gradient(120deg, var(--navy-950), var(--navy-700));
  color: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
}
.cta-band h2 { color: var(--white); margin-bottom: 0.3rem; }
.cta-band p { color: var(--gray-300); margin: 0; }
.cta-band .cta-actions { display: flex; gap: 1rem; flex-wrap: wrap; }

/* Forms */
.form-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  box-shadow: var(--shadow-md);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-2); }
.form-group { margin-bottom: var(--space-2); }
.form-group label { display: block; font-weight: 700; font-size: 0.88rem; margin-bottom: 0.35rem; color: var(--navy-800); }
.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  padding: 0.75rem 0.9rem;
  border: 1.5px solid var(--gray-300);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.98rem;
  background: var(--white);
  color: var(--gray-700);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--amber-500); box-shadow: 0 0 0 3px rgba(34,211,238,0.18);
}
.form-note { font-size: 0.8rem; color: var(--gray-500); margin-top: 0.5rem; }
.form-success, .form-error {
  display: none;
  padding: var(--space-2);
  border-radius: var(--radius-sm);
  font-weight: 600;
  margin-top: var(--space-2);
}
.form-success {
  background: rgba(30,158,107,0.1);
  border: 1px solid rgba(30,158,107,0.35);
  color: var(--success);
}
.form-error {
  background: rgba(214,69,69,0.1);
  border: 1px solid rgba(214,69,69,0.35);
  color: var(--danger);
}
.form-group input:invalid[data-touched], .form-group textarea:invalid[data-touched] { border-color: var(--danger); }
.btn[disabled] { opacity: 0.65; cursor: not-allowed; transform: none; }

/* Contact info blocks */
.contact-methods { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-3); }
.contact-method {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  text-align: center;
}
.contact-method .icon { margin: 0 auto var(--space-2); }

/* Blog */
.blog-card img, .blog-card .thumb { border-radius: var(--radius-md); margin-bottom: var(--space-2); }
.thumb {
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, var(--navy-800), var(--navy-950));
  display: flex; align-items: center; justify-content: center;
  color: var(--amber-400);
}
.thumb svg { width: 40px; height: 40px; }
.blog-meta { font-size: 0.8rem; color: var(--gray-500); margin-bottom: 0.4rem; text-transform: uppercase; letter-spacing: 0.03em; font-weight: 700; }

/* Table */
table { width: 100%; border-collapse: collapse; margin: var(--space-3) 0; }
th, td { text-align: left; padding: 0.7rem 0.9rem; border-bottom: 1px solid var(--gray-200); font-size: 0.94rem; }
th { background: var(--gray-50); font-family: var(--font-heading); color: var(--navy-900); }

/* Badges */
.badge {
  display: inline-flex; align-items: center; gap: 0.35rem;
  background: var(--gray-100);
  color: var(--navy-800);
  padding: 0.3rem 0.7rem;
  border-radius: 99px;
  font-size: 0.78rem;
  font-weight: 700;
}

/* ---------- Footer ---------- */
.site-footer { background: var(--navy-950); color: var(--gray-300); padding-top: var(--space-6); }
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: var(--space-4);
  padding-bottom: var(--space-5);
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-grid h4 { color: var(--white); font-size: 0.95rem; margin-bottom: var(--space-2); }
.footer-grid ul { list-style: none; padding: 0; margin: 0; }
.footer-grid ul li { margin-bottom: 0.55rem; }
.footer-grid a { color: var(--gray-300); font-size: 0.92rem; }
.footer-grid a:hover { color: var(--amber-400); }
.footer-about p { color: var(--gray-300); font-size: 0.92rem; max-width: 34ch; }
.footer-logo { display: flex; align-items: center; gap: 0.6rem; font-family: var(--font-heading); font-weight: 800; color: var(--white); font-size: 1.2rem; margin-bottom: var(--space-2); }
.footer-logo .logo-mark { width: 38px; height: 38px; background: var(--amber-500); border-radius: 10px; display: flex; align-items: center; justify-content: center; }
.footer-logo .logo-mark svg { width: 20px; height: 20px; stroke: var(--navy-950); }
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding: var(--space-3) 0; font-size: 0.82rem; color: var(--gray-500);
  flex-wrap: wrap; gap: 0.6rem;
}
.footer-bottom a { color: var(--gray-500); }
.footer-bottom a:hover { color: var(--amber-400); }
.footer-legal { display: flex; gap: 1.2rem; flex-wrap: wrap; }

/* Sticky mobile call bar */
.mobile-call-bar {
  display: none;
  position: fixed; bottom: 0; left: 0; right: 0;
  background: var(--navy-950);
  padding: 0.7rem var(--space-3);
  z-index: 200;
  box-shadow: 0 -4px 16px rgba(0,0,0,0.25);
  gap: 0.7rem;
}
.mobile-call-bar a { flex: 1; text-align: center; }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .hero .container { grid-template-columns: 1fr; }
  .content-layout { grid-template-columns: 1fr; }
  .sidebar { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .contact-methods { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  section { padding: var(--space-5) 0; }
  .nav-toggle { display: block; }
  .main-nav {
    position: fixed;
    inset: 0 0 0 30%;
    background: var(--white);
    flex-direction: column;
    align-items: stretch;
    padding: var(--space-4) var(--space-3);
    transform: translateX(100%);
    transition: transform 0.25s ease;
    z-index: 300;
    overflow-y: auto;
    box-shadow: -8px 0 24px rgba(0,0,0,0.15);
  }
  .main-nav.open { transform: translateX(0); }
  .nav-links { flex-direction: column; align-items: stretch; gap: 0; }
  .nav-links > li { border-bottom: 1px solid var(--gray-200); }
  .has-dropdown .dropdown {
    display: block; position: static; box-shadow: none; border: none;
    max-height: 0; overflow: hidden; padding: 0; margin: 0; transition: max-height 0.2s ease;
  }
  .has-dropdown.open .dropdown { max-height: 600px; padding: 0.4rem 0 0.8rem; }
  .header-cta .btn-secondary { display: none; }
  .header-cta .btn-primary { display: none; }
  .nav-close { display: block !important; align-self: flex-end; background: none; border: none; padding: 0.5rem; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .stat-row { justify-content: space-between; }
  .form-row { grid-template-columns: 1fr; }
  .cta-band { flex-direction: column; align-items: flex-start; }
  .mobile-call-bar { display: flex; }
  body { padding-bottom: 64px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}

.nav-close { display: none; }
.nav-overlay {
  display: none;
  position: fixed; inset: 0; background: rgba(10,22,40,0.5); z-index: 250;
}
.nav-overlay.open { display: block; }