/* ============================================================
   LYME TREATMENT GERMANY — Design System
   Version: 1.0
   Brand: Forest Teal + Warm Stone
   Fonts: Lora (headings) + DM Sans (body/UI)
   ============================================================ */

/* --- CSS Reset (minimal) --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
img, video, svg { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }
ul, ol { list-style: none; }

/* --- Design Tokens --- */
:root {
  /* Primary */
  --color-primary: #2b7a68;
  --color-primary-dark: #1e5e50;
  --color-primary-light: #e8f4f0;

  /* Secondary */
  --color-secondary: #8C7B6B;
  --color-secondary-dark: #5C4F43;
  --color-secondary-light: #f7f3ed;

  /* Neutrals */
  --color-charcoal: #2c2a27;
  --color-slate: #4a4742;
  --color-pewter: #7a756d;
  --color-snow: #fffcf8;
  --color-surface: #f7f3ed;
  --color-border: #e8e2d9;
  --color-border-light: #f0ebe3;
  --color-white: #FFFFFF;

  /* Semantic */
  --color-success: #2D8659;
  --color-warning: #C48820;
  --color-error: #B54040;
  --color-info: #4A7FA5;

  /* Accent */
  --color-copper: #b07a3d;

  /* Typography */
  --font-heading: 'Lora', Georgia, serif;
  --font-body: 'DM Sans', system-ui, -apple-system, sans-serif;
  --font-ui: 'DM Sans', system-ui, -apple-system, sans-serif;

  /* Spacing scale (8px base) */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 80px;
  --space-10: 96px;
  --space-11: 120px;

  /* Layout */
  --max-width-content: 720px;
  --max-width-wide: 1000px;
  --max-width-page: 1200px;
  --max-width-full: 1440px;

  /* Borders */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-pill: 100px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.10);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 200ms ease;
  --transition-slow: 300ms ease;
}

/* --- Font Loading --- */
@font-face {
  font-family: 'DM Sans';
  src: url('https://fonts.gstatic.com/s/dmsans/v15/rP2tp2ywxg089UriI5-g4vlH9VoD8CmcqZG40F9JadbnoEwA_oBmS1Y.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

/* --- Base Typography --- */
body {
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  color: var(--color-slate);
  background-color: var(--color-snow);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-charcoal);
  line-height: 1.2;
  margin-bottom: var(--space-4);
}

h1 {
  font-size: 44px;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.15;
}

h2 {
  font-size: 34px;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.2;
}

h3 {
  font-size: 26px;
  font-weight: 500;
  line-height: 1.25;
}

h4 {
  font-size: 21px;
  font-weight: 500;
  line-height: 1.3;
}

h5 {
  font-size: 17px;
  font-weight: 500;
  line-height: 1.35;
}

p {
  margin-bottom: 1.25em;
  max-width: 70ch;
}

.lead {
  font-size: 20px;
  line-height: 1.6;
  color: var(--color-charcoal);
}

blockquote {
  font-style: italic;
  font-size: 19px;
  line-height: 1.6;
  color: var(--color-charcoal);
  border-left: 4px solid var(--color-primary-light);
  padding: var(--space-5) var(--space-6);
  margin: var(--space-6) 0;
  background: var(--color-surface);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

a:not(.btn) {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color var(--transition-fast);
}

a:not(.btn):hover {
  color: var(--color-primary-dark);
}

strong {
  font-weight: 600;
  color: var(--color-charcoal);
}

small, .text-sm {
  font-size: 14px;
  line-height: 1.5;
}

.text-xs {
  font-size: 13px;
  line-height: 1.45;
}

.text-pewter { color: var(--color-pewter); }
.text-slate { color: var(--color-slate); }
.text-charcoal { color: var(--color-charcoal); }
.text-primary { color: var(--color-primary); }
.text-copper { color: var(--color-copper); }

/* --- Layout --- */
.container {
  width: 100%;
  max-width: var(--max-width-page);
  margin: 0 auto;
  padding: 0 var(--space-5);
}

.container--narrow {
  max-width: var(--max-width-content);
}

.container--wide {
  max-width: var(--max-width-wide);
}

.section {
  padding: var(--space-9) 0;
}

.section--light {
  background-color: var(--color-secondary-light);
}

.section--teal {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.section--teal h2,
.section--teal h3,
.section--teal p {
  color: var(--color-white);
}

.section--surface {
  background-color: var(--color-surface);
}

.grid {
  display: grid;
  gap: var(--space-5);
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

/* --- Header --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition-base);
}

.site-header.scrolled {
  box-shadow: var(--shadow-sm);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  max-width: var(--max-width-full);
  margin: 0 auto;
  padding: 0 var(--space-5);
}

.site-header__logo {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 18px;
  color: var(--color-primary-dark);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.site-header__logo span {
  color: var(--color-charcoal);
  font-weight: 400;
}

/* --- Template A Unified Header --- */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 252, 248, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid #e8e2d9;
  padding: 0;
  transition: transform 0.3s;
}

header nav {
  max-width: 1200px;
  margin: 0 auto;
  padding: 12px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

header.hide {
  transform: translateY(-100%);
}

.logo svg {
  display: block;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-links a {
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
  font-weight: 500;
  color: #4a4742;
  text-decoration: none;
}

.nav-links a:hover {
  color: #2b7a68;
}

.nav-cta {
  background: #2b7a68;
  color: #fff !important;
  padding: 8px 20px;
  border-radius: 60px;
  font-size: 13px;
}

/* --- Navigation --- */
.nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-5);
}

.nav__link {
  font-family: var(--font-ui);
  font-size: 15px;
  font-weight: 500;
  color: var(--color-slate);
  text-decoration: none;
  padding: var(--space-2) 0;
  border-bottom: 2px solid transparent;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.nav__link:hover,
.nav__link--active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.nav__dropdown {
  position: relative;
}

.nav__dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 240px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--space-3) 0;
  z-index: 200;
}

.nav__dropdown:hover .nav__dropdown-menu {
  display: block;
}

.nav__dropdown-item {
  display: block;
  padding: var(--space-3) var(--space-5);
  font-family: var(--font-ui);
  font-size: 14px;
  color: var(--color-slate);
  text-decoration: none;
  transition: background var(--transition-fast);
}

.nav__dropdown-item:hover {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
}

/* Mobile menu toggle */
.nav__toggle {
  display: none;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
}

.nav__toggle-bar {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-charcoal);
  border-radius: 1px;
  transition: transform var(--transition-base);
}

.nav__toggle-bar + .nav__toggle-bar { margin-top: 6px; }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-ui);
  font-size: 15px;
  font-weight: 600;
  line-height: 1;
  text-decoration: none;
  border-radius: 60px;
  transition: all var(--transition-base);
  min-width: 140px;
  cursor: pointer;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-white);
  padding: 14px 28px;
  border: none;
}

.btn--primary:hover {
  background: var(--color-primary-dark);
}

.btn--secondary {
  background: transparent;
  color: var(--color-primary);
  padding: 13px 27px;
  border: 1.5px solid var(--color-primary);
}

.btn--secondary:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary-dark);
}

.btn--tertiary {
  background: transparent;
  color: var(--color-primary);
  padding: 14px 0;
  font-weight: 500;
  min-width: auto;
}

.btn--tertiary:hover {
  text-decoration: underline;
}

.btn--white {
  background: var(--color-white);
  color: var(--color-primary);
  padding: 14px 28px;
  border: none;
}

.btn--white:hover {
  background: var(--color-primary-light);
}

.btn--sm {
  font-size: 14px;
  padding: 10px 20px;
  min-width: 100px;
}

.btn--lg {
  font-size: 16px;
  padding: 16px 32px;
}

.btn:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* --- Cards --- */
.card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base), border-color var(--transition-base);
}

.card:hover {
  box-shadow: var(--shadow-md);
  border-color: rgba(43, 122, 104, 0.3);
}

.card--featured {
  border-top: 3px solid var(--color-primary);
}

.card__title {
  font-family: var(--font-heading);
  font-size: 21px;
  font-weight: 500;
  color: var(--color-charcoal);
  margin-bottom: var(--space-3);
}

.card__text {
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-slate);
  margin-bottom: var(--space-4);
}

.card__meta {
  font-family: var(--font-ui);
  font-size: 13px;
  color: var(--color-pewter);
}

/* --- Trust Bar --- */
.trust-bar {
  background: var(--color-secondary-light);
  padding: var(--space-5) 0;
}

.trust-bar__inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-5);
  text-align: center;
}

.trust-bar__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
}

.trust-bar__number {
  font-family: var(--font-heading);
  font-size: 32px;
  font-weight: 700;
  color: var(--color-charcoal);
}

.trust-bar__label {
  font-family: var(--font-ui);
  font-size: 14px;
  color: var(--color-slate);
}

/* --- Hero --- */
.hero {
  position: relative;
  min-height: 560px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero--home {
  min-height: 80vh;
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  color: var(--color-white);
}

.hero--page {
  min-height: 320px;
  background: var(--color-surface);
}

.hero__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.2;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 640px;
}

.hero__title {
  font-size: 52px;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-5);
  color: inherit;
}

.hero__subtitle {
  font-family: var(--font-body);
  font-size: 20px;
  line-height: 1.6;
  opacity: 0.9;
  margin-bottom: var(--space-6);
  max-width: 540px;
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

/* --- Disclosure Badge --- */
.disclosure {
  background: var(--color-secondary-light);
  border-left: 3px solid var(--color-copper);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: var(--space-4) var(--space-5);
  font-family: var(--font-ui);
  font-size: 14px;
  color: var(--color-slate);
  margin: var(--space-5) 0;
}

.disclosure a {
  color: var(--color-primary);
  font-weight: 500;
}

/* --- Evidence Badge --- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-family: var(--font-ui);
  font-size: 12px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
}

.badge--evidence {
  background: var(--color-primary);
  color: var(--color-white);
}

.badge--clinical {
  background: var(--color-secondary);
  color: var(--color-white);
}

.badge--emerging {
  background: var(--color-secondary-light);
  color: var(--color-charcoal);
}

.badge--copper {
  background: var(--color-copper);
  color: var(--color-white);
}

/* --- TLDR Box --- */
.tldr {
  background: var(--color-primary-light);
  border-radius: var(--radius-lg);
  padding: var(--space-5) var(--space-6);
  margin: var(--space-6) 0;
}

.tldr__title {
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-primary-dark);
  margin-bottom: var(--space-3);
}

.tldr__content {
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-charcoal);
}

.tldr__content p:last-child { margin-bottom: 0; }

/* --- FAQ Accordion --- */
.faq { margin: var(--space-7) 0; }

.faq__item {
  border-bottom: 1px solid var(--color-border);
}

.faq__question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--space-5) 0;
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 500;
  color: var(--color-charcoal);
  text-align: left;
  background: none;
  border: none;
  cursor: pointer;
  gap: var(--space-4);
}

.faq__question::after {
  content: '+';
  font-size: 24px;
  font-weight: 300;
  color: var(--color-primary);
  transition: transform var(--transition-base);
  flex-shrink: 0;
}

.faq__item.active .faq__question::after {
  content: '\2212';
}

.faq__answer {
  display: none;
  padding: 0 0 var(--space-5);
  font-size: 16px;
  line-height: 1.65;
  color: var(--color-slate);
}

.faq__item.active .faq__answer {
  display: block;
}

/* --- CTA Block --- */
.cta-block {
  text-align: center;
  padding: var(--space-9) var(--space-5);
}

.cta-block--teal {
  background: var(--color-primary);
  color: var(--color-white);
}

.cta-block__title {
  font-size: 34px;
  font-weight: 600;
  margin-bottom: var(--space-4);
}

.cta-block--teal .cta-block__title { color: var(--color-white); }

.cta-block__text {
  font-size: 18px;
  line-height: 1.6;
  max-width: 560px;
  margin: 0 auto var(--space-6);
  opacity: 0.9;
}

/* --- Comparison Table --- */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-6) 0;
}

.comparison-table th,
.comparison-table td {
  padding: var(--space-4) var(--space-5);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  font-size: 15px;
}

.comparison-table th {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-charcoal);
  background: var(--color-surface);
}

.comparison-table td {
  color: var(--color-slate);
  font-family: var(--font-body);
}

.comparison-table tr:hover td {
  background: var(--color-primary-light);
}

/* --- Forms --- */
.form-group {
  margin-bottom: var(--space-5);
}

.form-label {
  display: block;
  font-family: var(--font-ui);
  font-size: 14px;
  font-weight: 500;
  color: var(--color-charcoal);
  margin-bottom: var(--space-2);
}

.form-label .optional {
  color: var(--color-pewter);
  font-weight: 400;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  font-family: var(--font-body);
  font-size: 16px;
  color: var(--color-charcoal);
  background: var(--color-white);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(43, 122, 104, 0.12);
}

.form-input.error {
  border-color: var(--color-error);
  background: #FEF2F2;
}

.form-helper {
  font-family: var(--font-ui);
  font-size: 13px;
  color: var(--color-pewter);
  margin-top: var(--space-2);
}

.form-error {
  font-family: var(--font-ui);
  font-size: 13px;
  color: var(--color-error);
  margin-top: var(--space-2);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

/* --- Step Indicator --- */
.steps {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  margin-bottom: var(--space-7);
}

.step {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.step__dot {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-ui);
  font-size: 14px;
  font-weight: 600;
  border: 2px solid var(--color-border);
  color: var(--color-pewter);
  background: var(--color-white);
}

.step--active .step__dot {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
}

.step--complete .step__dot {
  background: var(--color-primary-light);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.step__line {
  width: 40px;
  height: 2px;
  background: var(--color-border);
}

.step--complete + .step .step__line,
.step--active + .step .step__line {
  background: var(--color-primary);
}

.step__label {
  display: none;
}

/* --- Testimonial --- */
.testimonial {
  background: var(--color-white);
  border-left: 4px solid var(--color-primary-light);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  padding: var(--space-6);
  margin: var(--space-6) 0;
}

.testimonial__quote {
  font-family: var(--font-body);
  font-style: italic;
  font-size: 19px;
  line-height: 1.6;
  color: var(--color-charcoal);
  margin-bottom: var(--space-4);
}

.testimonial__attribution {
  font-family: var(--font-ui);
  font-size: 14px;
  font-weight: 500;
  color: var(--color-slate);
}

.testimonial__disclaimer {
  font-family: var(--font-ui);
  font-size: 12px;
  color: var(--color-pewter);
  margin-top: var(--space-3);
}

/* --- Team Card --- */
.team-card {
  text-align: center;
  padding: var(--space-6);
}

.team-card__photo {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  border: 2px solid var(--color-primary);
  object-fit: cover;
  margin: 0 auto var(--space-4);
}

.team-card__name {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 600;
  color: var(--color-charcoal);
  margin-bottom: var(--space-1);
}

.team-card__role {
  font-family: var(--font-ui);
  font-size: 14px;
  color: var(--color-slate);
  margin-bottom: var(--space-2);
}

.team-card__qualifier {
  font-family: var(--font-body);
  font-size: 14px;
  font-style: italic;
  color: var(--color-slate);
}

/* --- Breadcrumb --- */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-ui);
  font-size: 13px;
  color: var(--color-pewter);
  margin-bottom: var(--space-5);
}

.breadcrumb a {
  color: var(--color-pewter);
  text-decoration: none;
}

.breadcrumb a:hover {
  color: var(--color-primary);
}

.breadcrumb__separator {
  color: var(--color-border);
}

/* --- Table of Contents --- */
.toc {
  position: sticky;
  top: 88px;
  max-height: calc(100vh - 120px);
  overflow-y: auto;
  padding: var(--space-5);
  border-left: 2px solid var(--color-border);
}

.toc__title {
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-pewter);
  margin-bottom: var(--space-4);
}

.toc__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.toc__link {
  font-family: var(--font-ui);
  font-size: 14px;
  color: var(--color-slate);
  text-decoration: none;
  padding: var(--space-1) 0;
  border-left: 2px solid transparent;
  padding-left: var(--space-4);
  margin-left: -var(--space-5);
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.toc__link:hover,
.toc__link--active {
  color: var(--color-primary);
  border-left-color: var(--color-primary);
}

/* --- Footer --- */
.site-footer {
  background: #f7f3ed;
  color: var(--color-slate);
  padding: var(--space-9) 0 var(--space-6);
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-7);
  margin-bottom: var(--space-7);
}

.site-footer__heading {
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 600;
  color: #2c2a27;
  margin-bottom: var(--space-4);
}

.site-footer__about {
  font-size: 15px;
  line-height: 1.6;
  max-width: 360px;
}

.site-footer__link {
  display: block;
  font-family: var(--font-ui);
  font-size: 14px;
  color: var(--color-pewter);
  text-decoration: none;
  padding: var(--space-1) 0;
  transition: color var(--transition-fast);
}

.site-footer__link:hover {
  color: var(--color-primary);
}

.site-footer__disclosure {
  font-size: 13px;
  line-height: 1.6;
  color: var(--color-pewter);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-5);
  max-width: 720px;
}

.site-footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-5);
  font-family: var(--font-ui);
  font-size: 13px;
  color: var(--color-pewter);
}

/* --- Disclaimer Box --- */
.disclaimer {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-5);
  font-family: var(--font-ui);
  font-size: 13px;
  line-height: 1.6;
  color: var(--color-pewter);
  margin: var(--space-5) 0;
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
  .site-footer__grid { grid-template-columns: 1fr 1fr; }
  h1 { font-size: 36px; }
  h2 { font-size: 28px; }
  .hero__title { font-size: 40px; }
}

@media (max-width: 768px) {
  :root {
    --space-9: 48px;
    --space-10: 64px;
    --space-11: 80px;
  }

  .grid--2,
  .grid--3,
  .grid--4 { grid-template-columns: 1fr; }

  .trust-bar__inner { grid-template-columns: repeat(2, 1fr); }

  .site-footer__grid { grid-template-columns: 1fr; }

  .nav__list { display: none; }
  .nav__toggle { display: flex; }

  h1 { font-size: 30px; }
  h2 { font-size: 24px; }
  h3 { font-size: 21px; }

  .hero { min-height: auto; padding: var(--space-8) 0; }
  .hero--home { min-height: 70vh; }
  .hero__title { font-size: 34px; }
  .hero__subtitle { font-size: 17px; }

  .section { padding: var(--space-8) 0; }

  .toc { display: none; }

  .site-footer__bottom { flex-direction: column; gap: var(--space-3); text-align: center; }
}

@media (max-width: 480px) {
  .trust-bar__inner { grid-template-columns: 1fr 1fr; gap: var(--space-4); }
  .trust-bar__number { font-size: 24px; }
  .hero__title { font-size: 28px; }
  body { font-size: 16px; }
  .container { padding: 0 var(--space-4); }
}

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

.visually-hidden { @extend .sr-only; }