/* =========================================================
   BT Immobilienservice – Stylesheet
   ========================================================= */

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('../fonts/inter-400.woff2') format('woff2');
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('../fonts/inter-500.woff2') format('woff2');
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('../fonts/inter-600.woff2') format('woff2');
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('../fonts/inter-700.woff2') format('woff2');
}
@font-face {
  font-family: 'Poppins';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('../fonts/poppins-600.woff2') format('woff2');
}
@font-face {
  font-family: 'Poppins';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('../fonts/poppins-700.woff2') format('woff2');
}

:root {
  --color-primary: #06b6d4;
  --color-primary-dark: #0e7490;
  --color-primary-darker: #155e75;
  --color-primary-light: #cffafe;
  --color-accent: #22d3ee;

  --color-dark: #27272a;
  --color-gray-900: #18181b;
  --color-gray-700: #3f3f46;
  --color-gray-600: #52525b;
  --color-gray-500: #71717a;
  --color-gray-300: #d4d4d8;
  --color-gray-200: #e4e4e7;
  --color-gray-100: #f4f4f5;
  --color-gray-50: #fafafa;
  --color-white: #ffffff;

  --font-heading: 'Poppins', 'Segoe UI', sans-serif;
  --font-body: 'Inter', 'Segoe UI', sans-serif;

  --radius: 10px;
  --radius-sm: 6px;
  --shadow-sm: 0 1px 3px rgba(17, 24, 39, 0.08);
  --shadow-md: 0 8px 24px rgba(17, 24, 39, 0.10);
  --shadow-lg: 0 16px 40px rgba(17, 24, 39, 0.14);
  --transition: 0.2s ease;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--color-gray-700);
  background: var(--color-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

ul { list-style: none; }

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--color-dark);
  font-weight: 600;
  line-height: 1.25;
}

h1 { font-size: clamp(2rem, 4vw, 3rem); font-weight: 700; }
h2 { font-size: clamp(1.6rem, 3vw, 2.25rem); }
h3 { font-size: 1.25rem; }

p { color: var(--color-gray-600); }

.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: 80px 0; }
.section-sm { padding: 48px 0; }
.section-alt { background: var(--color-gray-50); }
.section-dark { background: var(--color-dark); color: var(--color-white); }
.section-dark h2, .section-dark h3 { color: var(--color-white); }
.section-dark p { color: var(--color-gray-300); }

.eyebrow {
  display: inline-block;
  color: var(--color-primary-dark);
  background: var(--color-primary-light);
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 16px;
}

.section-head { max-width: 640px; margin-bottom: 48px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head p { margin-top: 12px; font-size: 1.05rem; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform var(--transition), background var(--transition), border-color var(--transition), color var(--transition);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--color-primary-dark); color: var(--color-white); }
.btn-primary:hover { background: var(--color-primary-darker); }
.btn-outline { background: transparent; border-color: var(--color-gray-300); color: var(--color-dark); }
.btn-outline:hover { border-color: var(--color-primary); color: var(--color-primary-dark); }
.btn-white { background: var(--color-white); color: var(--color-primary-dark); }
.btn-white:hover { background: var(--color-primary-light); }
.btn-block { width: 100%; justify-content: center; }

/* =========================================================
   Header / Navigation
   ========================================================= */
.topbar {
  background: var(--color-dark);
  color: var(--color-gray-300);
  font-size: 0.85rem;
}
.topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 8px;
  padding-bottom: 8px;
  flex-wrap: wrap;
  gap: 8px;
}
.topbar-links { display: flex; gap: 20px; flex-wrap: wrap; }
.topbar-links a { display: inline-flex; align-items: center; gap: 6px; }
.topbar-links a:hover { color: var(--color-white); }
.topbar-area { color: var(--color-gray-500); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 90px;
}

.logo { display: flex; align-items: center; gap: 12px; }
.logo-mark {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: var(--color-white);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.logo-img { width: 68px; height: 68px; flex-shrink: 0; object-fit: contain; }
.logo-text { display: flex; flex-direction: column; line-height: 1.15; }
.logo-text strong { font-family: var(--font-heading); font-size: 1.05rem; color: var(--color-dark); }
.logo-text span { font-size: 0.72rem; color: var(--color-gray-500); letter-spacing: 0.03em; }

.main-nav { display: flex; align-items: center; gap: 4px; }
.main-nav > ul { display: flex; align-items: center; gap: 4px; }
.main-nav a.nav-link {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 10px 14px;
  font-weight: 500;
  color: var(--color-gray-700);
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}
.main-nav a.nav-link:hover,
.main-nav a.nav-link.active { color: var(--color-primary-dark); background: var(--color-primary-light); }

.has-dropdown { position: relative; }
.dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 260px;
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 10px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
}
.has-dropdown:hover .dropdown,
.has-dropdown:focus-within .dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown a {
  display: block;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.92rem;
  color: var(--color-gray-700);
}
.dropdown a:hover { background: var(--color-gray-50); color: var(--color-primary-dark); }

.header-cta { display: flex; align-items: center; gap: 12px; margin-left: 12px; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  position: relative;
  z-index: 20;
}
.nav-toggle span { width: 24px; height: 2px; background: var(--color-dark); border-radius: 2px; transition: transform 0.2s ease, opacity 0.2s ease; }
.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); }

/* =========================================================
   Hero
   ========================================================= */
.hero {
  position: relative;
  background: linear-gradient(120deg, var(--color-dark) 0%, #0e4a57 55%, var(--color-primary-dark) 100%);
  color: var(--color-white);
  overflow: hidden;
}
.hero .container {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
  padding-top: 88px;
  padding-bottom: 88px;
}
.hero h1 { color: var(--color-white); }
.hero p.lead { font-size: 1.1rem; color: var(--color-gray-200, #e5e7eb); margin-top: 18px; max-width: 520px; }
.hero-actions { display: flex; gap: 14px; margin-top: 32px; flex-wrap: wrap; }
.hero-badges { display: flex; gap: 24px; margin-top: 44px; flex-wrap: wrap; }
.hero-badges div { display: flex; align-items: center; gap: 10px; font-size: 0.9rem; color: var(--color-gray-200, #e5e7eb); }
.hero-badges svg { flex-shrink: 0; color: var(--color-accent); }

.hero-panel {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius);
  padding: 32px;
  backdrop-filter: blur(6px);
}
.hero-panel h3 { color: var(--color-white); margin-bottom: 18px; }
.hero-panel ul li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  color: var(--color-gray-200, #e5e7eb);
  font-size: 0.95rem;
}
.hero-panel ul li:last-child { border-bottom: none; }
.hero-panel svg { flex-shrink: 0; margin-top: 3px; color: var(--color-accent); }

/* Page header (inner pages) */
.page-header {
  background: linear-gradient(120deg, var(--color-dark), var(--color-primary-dark));
  color: var(--color-white);
  padding: 64px 0 56px;
}
.page-header h1 { color: var(--color-white); }
.breadcrumbs { font-size: 0.85rem; color: var(--color-gray-300); margin-bottom: 14px; }
.breadcrumbs a:hover { color: var(--color-white); }
.page-header p.lead { color: var(--color-gray-200, #e5e7eb); margin-top: 14px; max-width: 640px; }

/* =========================================================
   Cards / Grids
   ========================================================= */
.grid { display: grid; gap: 28px; }
.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(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
}
.card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); border-color: transparent; }

.icon-box {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.service-card h3 { margin-bottom: 10px; }
.service-card p { font-size: 0.94rem; margin-bottom: 16px; }
.service-card .card-link { color: var(--color-primary-dark); font-weight: 600; font-size: 0.9rem; display: inline-flex; align-items: center; gap: 6px; }
.service-card .card-link:hover { text-decoration: underline; }

/* Process steps */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; counter-reset: step; }
.step { position: relative; padding-top: 8px; }
.step-num {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--color-primary-dark);
  color: var(--color-white);
  font-family: var(--font-heading);
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
}
.step h3 { font-size: 1.05rem; margin-bottom: 8px; }
.step p { font-size: 0.9rem; }

/* Feature list */
.feature-list li { display: flex; gap: 12px; padding: 8px 0; align-items: flex-start; }
.feature-list svg { flex-shrink: 0; margin-top: 3px; color: var(--color-primary); }

/* Testimonials */
.testimonial-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius);
  padding: 28px;
}
.stars { color: #f59e0b; margin-bottom: 14px; font-size: 0.95rem; letter-spacing: 2px; }
.testimonial-card p.quote { color: var(--color-gray-700); font-style: italic; margin-bottom: 18px; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.avatar {
  width: 42px; height: 42px; border-radius: 50%;
  background: var(--color-gray-100);
  color: var(--color-gray-600);
  display: flex; align-items: center; justify-content: center;
  font-weight: 600; font-size: 0.85rem;
}
.testimonial-author strong { display: block; font-size: 0.92rem; color: var(--color-dark); }
.testimonial-author span { font-size: 0.8rem; color: var(--color-gray-500); }
.empty-state {
  max-width: 520px;
  margin: 0 auto;
  text-align: center;
  padding: 56px 24px;
  background: var(--color-gray-50);
  border: 1px dashed var(--color-gray-300);
  border-radius: var(--radius);
}
.empty-state h3 { margin-bottom: 12px; }
.empty-state p { margin-bottom: 8px; }

.placeholder-note {
  font-size: 0.78rem;
  color: var(--color-gray-500);
  margin-top: 40px;
  text-align: center;
}

/* CTA band */
.cta-band {
  background: linear-gradient(120deg, var(--color-primary-darker), var(--color-primary-dark));
  color: var(--color-white);
  border-radius: var(--radius);
  padding: 48px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 20px;
}
.cta-band h2 { color: var(--color-white); font-size: 1.6rem; margin-bottom: 6px; }
.cta-band p { color: rgba(255,255,255,0.85); }

/* =========================================================
   Forms
   ========================================================= */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 18px; }
.form-group.full { grid-column: 1 / -1; }
label { font-size: 0.88rem; font-weight: 600; color: var(--color-dark); }
input, textarea, select {
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 12px 14px;
  border: 1.5px solid var(--color-gray-200);
  border-radius: var(--radius-sm);
  background: var(--color-white);
  color: var(--color-gray-700);
  transition: border-color var(--transition);
  width: 100%;
}
input:focus, textarea:focus, select:focus { outline: none; border-color: var(--color-primary); }
textarea { resize: vertical; min-height: 120px; }

.request-type { display: flex; gap: 10px; margin-bottom: 22px; flex-wrap: wrap; }
.request-type label {
  display: flex; align-items: center; gap: 8px;
  border: 1.5px solid var(--color-gray-200);
  border-radius: var(--radius-sm);
  padding: 10px 16px;
  font-weight: 500;
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition);
}
.request-type input { width: auto; }
.request-type label:has(input:checked) { border-color: var(--color-primary); background: var(--color-primary-light); }

.checkbox-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 22px; }
.checkbox-item {
  display: flex; align-items: center; gap: 10px;
  border: 1.5px solid var(--color-gray-200);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  cursor: pointer;
  font-size: 0.92rem;
  font-weight: 500;
  transition: border-color var(--transition), background var(--transition);
}
.checkbox-item:has(input:checked) { border-color: var(--color-primary); background: var(--color-primary-light); }
.checkbox-item input { width: auto; }

.form-note { font-size: 0.8rem; color: var(--color-gray-500); margin-top: -8px; margin-bottom: 18px; }
.form-status {
  display: none;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  margin-top: 18px;
}
.form-status.success { display: block; background: var(--color-primary-light); color: var(--color-primary-dark); }
.form-status.error { display: block; background: #fee2e2; color: #b91c1c; }

/* Contact info cards */
.contact-info-card {
  display: flex; gap: 16px;
  padding: 22px;
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius);
  margin-bottom: 16px;
}
.contact-info-card .icon-box { margin-bottom: 0; flex-shrink: 0; }
.contact-info-card strong { display: block; margin-bottom: 4px; color: var(--color-dark); }
.contact-info-card p { font-size: 0.92rem; margin: 0; }

.map-placeholder {
  height: 220px;
  border-radius: var(--radius);
  background: repeating-linear-gradient(45deg, var(--color-gray-100), var(--color-gray-100) 12px, var(--color-gray-50) 12px, var(--color-gray-50) 24px);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-gray-500);
  font-size: 0.9rem;
  border: 1px dashed var(--color-gray-300);
  text-align: center;
  padding: 20px;
}

/* =========================================================
   Footer
   ========================================================= */
.site-footer { background: var(--color-dark); color: var(--color-gray-300); padding-top: 64px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 40px; padding-bottom: 40px; }
.footer-grid h4 { color: var(--color-white); font-size: 0.95rem; margin-bottom: 18px; }
.footer-grid p { color: var(--color-gray-500); font-size: 0.9rem; }
.footer-grid ul li { margin-bottom: 10px; }
.footer-grid ul li a { color: var(--color-gray-300); font-size: 0.9rem; }
.footer-grid ul li a:hover { color: var(--color-white); }
.footer-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.footer-logo-img { width: 52px; height: 52px; flex-shrink: 0; object-fit: contain; }
.footer-logo strong { color: var(--color-white); font-family: var(--font-heading); }
.footer-contact li { display: flex; gap: 10px; align-items: flex-start; color: var(--color-gray-300); font-size: 0.9rem; }
.footer-contact svg { flex-shrink: 0; margin-top: 3px; color: var(--color-accent); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 0.82rem;
  color: var(--color-gray-500);
}
.footer-bottom a:hover { color: var(--color-white); }
.footer-legal { display: flex; gap: 18px; }

/* Trust bar */
.trust-bar {
  display: flex;
  gap: 16px 32px;
  flex-wrap: wrap;
  padding: 22px 0;
  border-top: 1px solid var(--color-gray-200);
  border-bottom: 1px solid var(--color-gray-200);
}
.trust-bar div {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 0.9rem;
  color: var(--color-gray-700);
  font-weight: 500;
}
.trust-bar svg { color: var(--color-primary); flex-shrink: 0; }

/* FAQ accordion */
.faq-list { max-width: 760px; }
.faq-item {
  border-bottom: 1px solid var(--color-gray-200);
  padding: 20px 0;
}
.faq-item summary {
  cursor: pointer;
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-dark);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-size: 1.5rem;
  line-height: 1;
  color: var(--color-primary);
  transition: transform 0.2s ease;
  flex-shrink: 0;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p {
  margin-top: 12px;
  font-size: 0.95rem;
  padding-right: 30px;
}

.trust-seal {
  position: absolute;
  bottom: 16px;
  right: 16px;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: var(--color-white);
  box-shadow: var(--shadow-lg);
  padding: 8px;
}
.trust-seal img { width: 100%; height: 100%; object-fit: contain; border-radius: 50%; }
@media (max-width: 760px) {
  .trust-seal { width: 88px; height: 88px; bottom: 12px; right: 12px; }
}

/* Legal pages */
.legal-content h2 { margin-top: 36px; margin-bottom: 14px; font-size: 1.25rem; }
.legal-content h2:first-child { margin-top: 0; }
.legal-content p, .legal-content li { margin-bottom: 12px; font-size: 0.96rem; }
.legal-content ul { list-style: disc; padding-left: 22px; }
.legal-content a { color: var(--color-primary-dark); text-decoration: underline; }

/* Service detail page extras */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.tag-row { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 24px; }
.tag { color: var(--color-gray-600); font-size: 0.82rem; padding: 4px 0; border-right: 1px solid var(--color-gray-300); padding-right: 14px; }
.tag:last-child { border-right: none; padding-right: 0; }
.visual-panel {
  border-radius: var(--radius);
  background: linear-gradient(150deg, var(--color-primary-light), var(--color-gray-50));
  border: 1px solid var(--color-gray-200);
  min-height: 340px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.visual-panel svg { width: 100%; height: auto; max-width: 260px; color: var(--color-primary-dark); }
.visual-panel img { width: 100%; height: 100%; min-height: 340px; object-fit: cover; display: block; }

/* Hero photo background */
.hero-photo {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-photo img { width: 100%; height: 100%; object-fit: cover; }
.hero-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(39,39,42,0.94) 0%, rgba(14,74,87,0.90) 55%, rgba(14,116,144,0.88) 100%);
}
.hero .container { position: relative; z-index: 1; }

/* About page photo banner */
.photo-banner {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  min-height: 260px;
}
.photo-banner img { width: 100%; height: 100%; min-height: 260px; object-fit: cover; display: block; }
.photo-banner::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(24,24,27,0.75), rgba(24,24,27,0.1));
}
.photo-banner-text {
  position: absolute;
  left: 28px;
  bottom: 22px;
  z-index: 1;
  color: var(--color-white);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.05rem;
}

.other-services { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 980px) {
  .hero .container { grid-template-columns: 1fr; }
  .two-col { grid-template-columns: 1fr; gap: 32px; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .other-services { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .topbar-area { display: none; }
  .main-nav { position: fixed; top: 78px; left: 0; right: 0; bottom: 0; background: var(--color-white); flex-direction: column; align-items: stretch; padding: 20px; transform: translateX(100%); transition: transform 0.25s ease; overflow-y: auto; }
  .main-nav.open { transform: translateX(0); }
  .main-nav > ul { flex-direction: column; align-items: stretch; gap: 2px; }
  .dropdown { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; display: none; padding-left: 14px; }
  .has-dropdown.open .dropdown { display: block; }
  .header-cta { display: none; }
  .nav-toggle { display: flex; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .checkbox-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .cta-band { flex-direction: column; text-align: center; }
  .steps { grid-template-columns: 1fr; }
}