/* ═══════════ MODERN CSS RESET ═══════════ */

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

* {
  margin: 0;
}

html {
  -moz-text-size-adjust: none;
  -webkit-text-size-adjust: none;
  text-size-adjust: none;
}

body {
  min-height: 100vh;
  line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
  overflow-wrap: break-word;
}

p {
  overflow-wrap: break-word;
}

video, canvas, svg {
  display: block;
  max-width: 100%;
}

input, button, textarea, select {
  font: inherit;
}

textarea {
  white-space: revert;
}

/* ═══════════ CUSTOM PROPERTIES ═══════════ */

:root {
  --color-primary: #0d9488;
  --color-primary-hover: #0f766e;
  --color-text: #1a1a2e;
  --color-text-muted: #6b7280;
  --color-bg: #ffffff;
  --color-bg-alt: #f8fafc;
  --color-border: #e2e8f0;
  --color-success: #16a34a;
  --color-error: #dc2626;

  --font-sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, "Cascadia Code", "Source Code Pro", Menlo, Consolas, monospace;

  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 4rem;

  --container-max: 72rem;
  --container-padding: 1.5rem;

  --radius: 0.375rem;
  --radius-lg: 0.5rem;
}

/* ═══════════ BODY ═══════════ */

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background-color: var(--color-bg);
}

/* ═══════════ CONTAINER ═══════════ */

.container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding);
}

/* ═══════════ PROSE ═══════════ */

.prose h1 { font-size: 2.25rem; line-height: 1.2; margin-block: var(--space-lg) var(--space-md); }
.prose h2 { font-size: 1.75rem; line-height: 1.25; margin-block: var(--space-lg) var(--space-sm); }
.prose h3 { font-size: 1.375rem; line-height: 1.3; margin-block: var(--space-lg) var(--space-sm); }
.prose p { margin-block-end: var(--space-md); }
.prose ul, .prose ol { margin-block-end: var(--space-md); padding-inline-start: var(--space-lg); }
.prose li { margin-block-end: var(--space-xs); }
.prose blockquote {
  border-inline-start: 3px solid var(--color-primary);
  padding-inline-start: var(--space-md);
  color: var(--color-text-muted);
  margin-block-end: var(--space-md);
}
.prose code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background: var(--color-bg-alt);
  padding: 0.125em 0.25em;
  border-radius: var(--radius);
}
.prose pre {
  background: var(--color-bg-alt);
  padding: var(--space-md);
  border-radius: var(--radius);
  overflow-x: auto;
  margin-block-end: var(--space-md);
}
.prose pre code {
  background: none;
  padding: 0;
}

/* ═══════════ HEADINGS ═══════════ */

h1, h2, h3, h4, h5, h6 {
  line-height: 1.2;
}

/* ═══════════ LINKS ═══════════ */

a {
  color: var(--color-primary);
  text-decoration-skip-ink: auto;
}

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

/* ═══════════ SKIP LINK ═══════════ */

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-md);
  background: var(--color-primary);
  color: #fff;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius);
  z-index: 100;
  text-decoration: none;
  font-weight: 600;
}

.skip-link:focus {
  top: var(--space-sm);
}

/* ═══════════ BUTTON ═══════════ */

.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  background: var(--color-primary);
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s;
}

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

/* ─────────────────────────────────────────────────────────
   Responsive Images — Base Styles
   Add these rules to your main stylesheet.
   Required for proper responsive behavior and CLS prevention.
   ───────────────────────────────────────────────────────── */

/* Core responsive image behavior + CLS prevention */
img {
  max-inline-size: 100%;
  block-size: auto;
  display: block;
}

/* Ensure <picture> wrapper doesn't break layout */
picture {
  display: block;
}

/* ─────────────────────────────────────────────────────────
   Hero Image — Optional utility class
   Apply to the hero <img> or wrapping <picture> element.
   Use with eleventy:pictureattr:class="hero-image" on the <img>.
   ───────────────────────────────────────────────────────── */
.hero-image {
  inline-size: 100%;
}

.hero-image img {
  inline-size: 100%;
  block-size: auto;
  object-fit: cover;
}

/* ─────────────────────────────────────────────────────────
   Content Images — Optional styling
   Images within the main content column.
   ───────────────────────────────────────────────────────── */
.content img,
.prose img {
  border-radius: 4px;
  margin-block: 1.5rem;
}

/* ─────────────────────────────────────────────────────────
   Thumbnail / Card Images — Optional
   For card grid layouts with fixed aspect ratio.
   ───────────────────────────────────────────────────────── */
.card-image img {
  inline-size: 100%;
  block-size: 100%;
  object-fit: cover;
  aspect-ratio: 16 / 9;
}

/* ═══════════ SITE HEADER + NAV ═══════════ */

.site-header {
  padding-block: var(--space-md);
  border-block-end: 1px solid var(--color-border);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.site-header__logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
  text-decoration: none;
}

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

/* Mobile: details/summary toggle */
.site-nav__toggle {
  display: block;
}

.site-nav__toggle summary {
  list-style: none;
  cursor: pointer;
  padding: var(--space-sm) var(--space-md);
  font-weight: 600;
}

.site-nav__toggle summary::-webkit-details-marker {
  display: none;
}

.site-nav__list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.site-nav__list a {
  display: block;
  padding: var(--space-sm) var(--space-md);
  color: var(--color-text);
  text-decoration: none;
  border-radius: var(--radius);
}

.site-nav__list a:hover,
.site-nav__list a[aria-current="page"] {
  color: var(--color-primary);
  background: var(--color-bg-alt);
}

/* Desktop: 768px+ */
@media (min-width: 768px) {
  .site-nav__toggle {
    display: contents;
  }

  .site-nav__toggle[open] > summary {
    display: none;
  }

  .site-nav__toggle > summary {
    display: none;
  }

  .site-nav__list {
    flex-direction: row;
    gap: var(--space-sm);
  }
}

/* ═══════════ SITE FOOTER ═══════════ */

.site-footer {
  margin-block-start: var(--space-xl);
  padding-block: var(--space-lg);
  border-block-start: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: 0.875rem;
}

.site-footer__grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-lg);
}

.site-footer__brand {
  font-weight: 600;
  color: var(--color-text);
  margin-block-end: var(--space-xs);
}

.site-footer__contact a {
  color: var(--color-text-muted);
  text-decoration: none;
}

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

.site-footer__links {
  display: flex;
  gap: var(--space-md);
  list-style: none;
  padding: 0;
}

.site-footer__links a {
  color: var(--color-text-muted);
  text-decoration: none;
}

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

.site-footer__copy {
  margin-block-start: var(--space-md);
  padding-block-start: var(--space-md);
  border-block-start: 1px solid var(--color-border);
}

/* ═══════════ LEAD FORM ═══════════ */

.lead-form {
  max-width: 32rem;
  margin: var(--space-lg) auto;
  padding: var(--space-lg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-bg);
}

.lead-form__heading {
  margin: 0 0 var(--space-md);
  font-size: 1.5rem;
}

.lead-form__form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.lead-form__field {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.lead-form__field label {
  font-size: 0.875rem;
  font-weight: 600;
}

.lead-form__field input,
.lead-form__field textarea,
.lead-form__field select {
  padding: var(--space-sm) 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 1rem;
  font-family: inherit;
}

.lead-form__field input:focus,
.lead-form__field textarea:focus,
.lead-form__field select:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 1px;
  border-color: var(--color-primary);
}

.lead-form__consent {
  font-size: 0.8125rem;
}

.lead-form__consent a {
  color: var(--color-primary);
}

.lead-form__submit {
  padding: 0.75rem 1.5rem;
  background: var(--color-primary);
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background 0.15s;
}

.lead-form__submit:hover {
  background: var(--color-primary-hover);
}

/* ═══════════ BLOG POST ═══════════ */

.post__header {
  margin-block-end: var(--space-lg);
  padding-block-end: var(--space-md);
  border-block-end: 1px solid var(--color-border);
}

.post__meta {
  color: var(--color-text-muted);
  font-size: 0.875rem;
  margin-block-start: var(--space-sm);
}

/* ═══════════ SECTIONS ═══════════ */

.section {
  padding-block: var(--space-xl);
}

.section__title {
  text-align: center;
  margin-block-end: var(--space-lg);
}

/* ═══════════ HERO ═══════════ */

.hero {
  padding-block: var(--space-xl) var(--space-xl);
  background: linear-gradient(135deg, #f0fdfa 0%, #e0f2fe 100%);
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 1.15;
  max-width: 36rem;
}

.hero__subtitle {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  max-width: 38rem;
  margin-block: var(--space-md) var(--space-lg);
  line-height: 1.6;
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

/* ═══════════ BUTTONS ═══════════ */

.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn--outline:hover {
  background: var(--color-primary);
  color: #fff;
}

.btn--lg {
  padding: 1rem 2rem;
  font-size: 1.125rem;
}

/* ═══════════ CARD GRID ═══════════ */

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
  gap: var(--space-md);
}

.card {
  padding: var(--space-lg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-bg);
}

.card h3 {
  margin-block-end: var(--space-sm);
  font-size: 1.25rem;
}

.card p {
  color: var(--color-text-muted);
  margin-block-end: var(--space-sm);
  line-height: 1.6;
}

.card a {
  font-weight: 600;
  text-decoration: none;
}

.card a:hover {
  text-decoration: underline;
}

/* ═══════════ STEPS ═══════════ */

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
  gap: var(--space-lg);
  max-width: 56rem;
  margin-inline: auto;
}

.step {
  text-align: center;
}

.step__number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-size: 1.25rem;
  font-weight: 700;
  margin-block-end: var(--space-md);
}

.step h3 {
  margin-block-end: var(--space-xs);
}

.step p {
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ═══════════ HIGHLIGHT BOX ═══════════ */

.highlight-box {
  max-width: 36rem;
  margin-inline: auto;
  margin-block-start: var(--space-lg);
  padding: var(--space-lg);
  background: var(--color-bg);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-lg);
}

.highlight-box h3 {
  margin-block-end: var(--space-md);
}

.highlight-box ul {
  list-style: none;
  padding: 0;
}

.highlight-box li {
  padding-block: var(--space-xs);
  border-bottom: 1px solid var(--color-border);
}

.highlight-box li:last-child {
  border-bottom: none;
  color: var(--color-primary);
  font-size: 1.125rem;
}

/* ═══════════ ABOUT TEASER ═══════════ */

.about-teaser {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-xl);
  align-items: center;
  max-width: 48rem;
  margin-inline: auto;
}

@media (max-width: 640px) {
  .about-teaser {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .about-teaser__image {
    max-width: 12rem;
    margin-inline: auto;
  }
}

/* ═══════════ CTA SECTION ═══════════ */

.cta-section {
  background: linear-gradient(135deg, #f0fdfa 0%, #e0f2fe 100%);
}

/* ═══════════ SERVICE DETAIL ═══════════ */

.service-section {
  padding-block: var(--space-lg);
  border-bottom: 1px solid var(--color-border);
}

.service-section:last-child {
  border-bottom: none;
}

.service-section h2 {
  color: var(--color-primary);
}

/* ═══════════ FOERDERUNG TABLE ═══════════ */

.foerderung-table {
  width: 100%;
  border-collapse: collapse;
  margin-block: var(--space-md);
}

.foerderung-table th,
.foerderung-table td {
  padding: var(--space-sm) var(--space-md);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.foerderung-table th {
  background: var(--color-bg-alt);
  font-weight: 600;
}

/* ═══════════ CONTACT GRID ═══════════ */

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
  gap: var(--space-lg);
}

.contact-info h3 {
  margin-block-end: var(--space-sm);
}

.contact-info p {
  margin-block-end: var(--space-xs);
  line-height: 1.6;
}

.contact-info a {
  text-decoration: none;
}

.contact-info a:hover {
  text-decoration: underline;
}

/* ═══════════ QUALIFICATIONS ═══════════ */

.qual-list {
  list-style: none;
  padding: 0;
}

.qual-list li {
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--color-border);
  padding-inline-start: var(--space-md);
  position: relative;
}

.qual-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: 700;
}