body,form,figure{margin:0;padding:0}img{border:0}header,footer,nav,section,aside,article,figure,figcaption{display:block}body{font-size:100.01%}select,input,textarea{font-size:99%}#container,.inside{position:relative}#main,#left,#right{float:left;position:relative}#main{width:100%}#left{margin-left:-100%}#right{margin-right:-100%}#footer{clear:both}#main .inside{min-height:1px}.ce_gallery>ul,.content-gallery>ul{margin:0;padding:0;overflow:hidden;list-style:none}.ce_gallery>ul li,.content-gallery>ul li{float:left}.ce_gallery>ul li.col_first,.content-gallery>ul li.col_first{clear:left}.float_left,.media--left>figure{float:left}.float_right,.media--right>figure{float:right}.block{overflow:hidden}.media{display:flow-root}.clear,#clear{height:.1px;font-size:.1px;line-height:.1px;clear:both}.invisible{border:0;clip:rect(0 0 0 0);height:1px;margin:-1px;overflow:hidden;padding:0;position:absolute;width:1px}.custom{display:block}#container:after,.custom:after{content:"";display:table;clear:both}
@media (max-width:767px){#wrapper{margin:0;width:auto}#container{padding-left:0;padding-right:0}#main,#left,#right{float:none;width:auto}#left{right:0;margin-left:0}#right{margin-right:0}}img{max-width:100%;height:auto}.audio_container audio{max-width:100%}.video_container video{max-width:100%;height:auto}.aspect,.responsive{position:relative;height:0}.aspect iframe,.responsive iframe{position:absolute;top:0;left:0;width:100%;height:100%}.aspect--16\:9,.responsive.ratio-169{padding-bottom:56.25%}.aspect--16\:10,.responsive.ratio-1610{padding-bottom:62.5%}.aspect--21\:9,.responsive.ratio-219{padding-bottom:42.8571%}.aspect--4\:3,.responsive.ratio-43{padding-bottom:75%}.aspect--3\:2,.responsive.ratio-32{padding-bottom:66.6666%}.aspect--9\:16,.responsive.ratio-916{padding-bottom:177.7777%}.aspect--1\:1,.responsive.ratio-11{padding-bottom:100%}
/* ==========================================================================
   DAT Aussteller-Anmeldeformular – Contao Theme CSS
   Design: DAT Corporate (Heebo, Source Sans Pro, #00639D)
   Angepasst für Contao 5.7 Formular-Markup
   ========================================================================== */

/* ---------- Design Tokens ---------- */
:root {
  /* Colors – DAT brand */
  --dat-blue: #00639D;
  --dat-blue-dark: #004B78;
  --dat-blue-light: #e8f4fc;
  --dat-blue-glow: rgba(0, 99, 157, 0.15);
  --dat-blue-softer: #f0f7fc;

  /* Neutrals */
  --white: #ffffff;
  --bg: #f3f6f9;
  --card: #ffffff;
  --text: #1a2332;
  --text-secondary: #4a5568;
  --muted: #718096;
  --border: #d2d8e0;
  --border-hover: #a0aec0;
  --border-focus: var(--dat-blue);

  /* States */
  --danger: #c53030;
  --danger-bg: #fff5f5;
  --danger-border: #feb2b2;
  --success: #276749;
  --success-bg: #f0fff4;
  --success-border: #9ae6b4;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.1);

  /* Radii */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 20px;

  /* Transitions */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --duration: 0.2s;
}

/* ---------- Base (Contao-kompatibel, kein globaler Reset) ---------- */
body {
  font-family: 'Source Sans 3', 'Source Sans Pro', Arial, sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ---------- Header Bar (via Custom-HTML Modul) ---------- */
.site-header {
  display: none;
  background: var(--dat-blue);
  padding: 0 24px;
  align-items: center;
  justify-content: center;
  min-height: 64px;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.site-header__inner {
  max-width: 1200px;
  width: 100%;
  display: flex;
  align-items: center;
  gap: 24px;
}

.site-header__logo {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--white);
  text-decoration: none;
  font-family: 'Heebo', sans-serif;
  font-weight: 700;
  font-size: 1.15rem;
  white-space: nowrap;
}

.site-header__logo svg {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
}

/* ---------- Hero Section (via Artikel / Custom-HTML) ---------- */
.hero {
  background: linear-gradient(to bottom, rgba(0, 75, 120, 0.75), rgba(0, 99, 157, 0.65)),
              url('https://lirp.cdn-website.com/e654520b/dms3rep/multi/opt/Tagung10-3391a7f9-2880w.jpg') center/cover no-repeat;
  background-color: var(--dat-blue);
  color: var(--white);
  text-align: center;
  padding: 100px 24px 90px;
  position: relative;
  overflow: hidden;
  min-height: 280px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 80%, rgba(255, 255, 255, 0.06) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(255, 255, 255, 0.04) 0%, transparent 60%);
  pointer-events: none;
}

.hero__title {
  font-family: 'Heebo', sans-serif;
  font-weight: 800;
  font-size: 2.8rem;
  margin-bottom: 16px;
  letter-spacing: -0.01em;
  position: relative;
  z-index: 1;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.hero__subtitle {
  font-size: 1.15rem;
  font-style: italic;
  opacity: 0.95;
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.6;
  position: relative;
  z-index: 1;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.15);
}

.hero__badge {
  display: none;
}

/* ---------- Intro Section (White content area below Hero) ---------- */
.intro-section {
  background: var(--white);
  text-align: center;
  padding: 48px 24px 12px;
  max-width: 900px;
  margin: 0 auto;
}

.intro-section__title {
  font-family: 'Heebo', sans-serif;
  font-weight: 700;
  font-size: 1.8rem;
  color: var(--dat-blue);
  margin-bottom: 8px;
}

.intro-section__meta {
  font-size: 0.95rem;
  color: var(--muted);
  margin-bottom: 16px;
}

.intro-section__text {
  font-size: 1.02rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 750px;
  margin: 0 auto;
}

/* ---------- Main Contao Content Area ---------- */
.mod_article {
  margin: 0;
  padding: 0;
  overflow: visible;
}

/* ---------- Form Card Wrapper (Contao-Formular) ---------- */
.ce_form {
  max-width: 1100px;
  margin: 0 auto 48px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  padding: 36px;
}

/* ---------- Footer (via Artikel / Custom-HTML) ---------- */
.site-footer {
  background-color: var(--dat-blue);
  color: var(--white);
  padding: 48px 24px;
  text-align: center;
  margin-top: 24px;
}

.site-footer p {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 16px;
  max-width: 1100px;
  margin: 0 auto;
}

.site-footer a {
  color: var(--white) !important;
  text-decoration: none;
  text-transform: uppercase;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.05em;
  transition: opacity 0.2s;
}

.site-footer a:hover {
  opacity: 0.8 !important;
}

.site-footer .sep {
  color: rgba(255, 255, 255, 0.4);
}

/* ---------- Contao Fieldsets als Sektionen ---------- */
.ce_form fieldset {
  border: none;
  padding: 0;
  margin: 0 0 36px;
}

.ce_form fieldset:nth-of-type(n+2) {
  margin-top: 56px;
}

.ce_form fieldset:last-of-type {
  margin-bottom: 0;
}

.ce_form fieldset > legend {
  font-family: 'Heebo', sans-serif;
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--dat-blue);
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--dat-blue-light);
  width: 100%;
  float: left;
}

/* ---------- Contao Form Widget Grid ---------- */
/* Alle Textfelder im Fieldset in 2-Spalten-Grid */
.ce_form fieldset > .widget-text,
.ce_form fieldset > .widget-email,
.ce_form fieldset > .widget-textarea {
  margin-bottom: 18px;
}

/* Grid-Container für Kontaktdaten-Felder */
.widget-text,
.widget-email {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

/* Zwei-Spalten-Layout über CSS Grid im Fieldset */
.ce_form fieldset.grid-2-col {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.ce_form fieldset.grid-2-col > legend {
  grid-column: 1 / -1;
}

/* ---------- Contao Form Fields ---------- */
.ce_form label {
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--text);
  display: block;
  margin-bottom: 6px;
}

.ce_form label .mandatory {
  color: var(--danger);
  font-weight: 400;
}

.ce_form input.text,
.ce_form input[type='text'],
.ce_form input[type='email'],
.ce_form textarea {
  width: 100%;
  padding: 11px 14px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 0.95rem;
  background: var(--white);
  color: var(--text);
  transition: border-color var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
  box-sizing: border-box;
}

.ce_form input.text:focus,
.ce_form input[type='text']:focus,
.ce_form input[type='email']:focus,
.ce_form textarea:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--dat-blue-glow);
}

.ce_form textarea {
  min-height: 130px;
  resize: vertical;
}

/* ---------- Contao Error States ---------- */
.ce_form .widget.error input,
.ce_form .widget.error textarea {
  border-color: var(--danger);
  background: var(--danger-bg);
}

.ce_form .widget.error input:focus,
.ce_form .widget.error textarea:focus {
  box-shadow: 0 0 0 3px rgba(197, 48, 48, 0.12);
}

.ce_form p.error {
  font-size: 0.85rem;
  color: var(--danger);
  font-weight: 600;
  margin: 4px 0 0;
}

/* ---------- Help Text ---------- */
.ce_form p.help {
  font-size: 0.88rem;
  color: var(--muted);
  margin: 4px 0 0;
}

/* ---------- Selection Counter ---------- */
.cards-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.selection-counter {
  white-space: nowrap;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--muted);
  background: var(--dat-blue-light);
  padding: 4px 14px;
  border-radius: 999px;
  transition: color var(--duration) var(--ease), background var(--duration) var(--ease);
}

.selection-counter--full {
  background: var(--dat-blue);
  color: var(--white);
}

/* ---------- Topic Cards ---------- */
.cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  grid-auto-rows: auto;
}

.topic-checkbox {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.topic-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 20px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--white);
  cursor: pointer;
  box-sizing: border-box;
  transition:
    border-color var(--duration) var(--ease),
    background var(--duration) var(--ease),
    box-shadow var(--duration) var(--ease),
    transform var(--duration) var(--ease);
}

.topic-card:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

/* Focus visible for keyboard accessibility */
.topic-checkbox:focus-visible + .topic-card {
  outline: 3px solid var(--dat-blue-glow);
  outline-offset: 2px;
}

/* Selected state */
.topic-checkbox:checked + .topic-card {
  border-color: var(--dat-blue);
  background: var(--dat-blue-light);
  box-shadow: inset 0 0 0 1px var(--dat-blue), var(--shadow-sm);
}

/* Disabled (max reached, unchecked cards) */
.topic-checkbox:disabled + .topic-card {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
}

.topic-checkbox:disabled + .topic-card:hover {
  border-color: var(--border);
  box-shadow: none;
  transform: none;
}

/* Card internals */
.topic-top {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 10px;
}

.topic-number {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 999px;
  background: #e2e8f0;
  font-family: 'Heebo', sans-serif;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: background var(--duration) var(--ease), color var(--duration) var(--ease);
}

.topic-checkbox:checked + .topic-card .topic-number {
  background: var(--dat-blue);
  color: var(--white);
}

.topic-badge {
  flex: 0 0 auto;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--dat-blue);
  opacity: 0.7;
}

.topic-title {
  font-family: 'Heebo', sans-serif;
  font-weight: 700;
  font-size: 1.05rem;
  margin: 0 0 6px;
  color: var(--text);
}

.topic-focus {
  margin: 0 0 8px;
  font-size: 0.92rem;
  color: var(--text-secondary);
}

.topic-focus strong {
  color: var(--text);
}

.topic-list {
  margin: 0 0 8px 18px;
  padding: 0;
  font-size: 0.88rem;
  color: var(--muted);
}

.topic-list li + li {
  margin-top: 3px;
}

.topic-note {
  margin: auto 0 0;
  padding-top: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--dat-blue);
}

/* Topic Error */
.topic-error {
  margin-top: 12px;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  background: var(--danger-bg);
  border: 1px solid var(--danger-border);
  color: var(--danger);
  font-weight: 600;
  font-size: 0.9rem;
  display: none;
}

.topic-error--visible {
  display: block;
}

/* ---------- Consent / Privacy (Contao Checkbox Widget) ---------- */
.widget-checkbox.privacy-widget {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 18px;
  background: var(--dat-blue-softer);
  border: 1.5px solid var(--dat-blue-light);
  border-radius: var(--radius-md);
  font-size: 0.92rem;
  line-height: 1.5;
  transition: border-color var(--duration) var(--ease);
}

/* Fallback: Style Contao privacy checkbox even without extra class */
.ce_form .widget-checkbox:has(input[name="privacy"]) {
  padding: 16px 18px;
  background: var(--dat-blue-softer);
  border: 1.5px solid var(--dat-blue-light);
  border-radius: var(--radius-md);
  margin-bottom: 24px;
}

.ce_form .widget-checkbox:has(input[name="privacy"]) fieldset {
  margin-bottom: 0;
  border: none;
  padding: 0;
  margin-top: 0;
}

.ce_form .widget-checkbox:has(input[name="privacy"]) legend {
  display: none;
}

.ce_form .widget-checkbox:has(input[name="privacy"]) span {
  display: flex !important;
  flex-direction: row !important;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.92rem;
  line-height: 1.5;
  color: var(--text-primary);
}

.ce_form .widget-checkbox:has(input[name="privacy"]) input[type='checkbox'] {
  margin: 0 !important;
  margin-top: 2px !important;
  width: 24px !important;
  height: 24px !important;
  flex-shrink: 0;
  accent-color: var(--dat-blue);
  cursor: pointer;
}

.ce_form .widget-checkbox:has(input[name="privacy"]) a {
  color: var(--dat-blue);
  text-decoration: underline;
}

.consent--error {
  border-color: var(--danger) !important;
  background: var(--danger-bg) !important;
}

/* ---------- Submit Button ---------- */
.ce_form .widget-submit {
  margin-top: 32px;
}

.ce_form .widget-submit button,
.ce_form .widget-submit input[type='submit'],
.ce_form .submit {
  appearance: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: none;
  border-radius: var(--radius-md);
  padding: 14px 28px;
  font-family: 'Heebo', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  background: var(--dat-blue);
  color: var(--white);
  box-shadow: 0 2px 8px rgba(0, 99, 157, 0.25);
  transition:
    background var(--duration) var(--ease),
    transform 0.1s var(--ease),
    box-shadow var(--duration) var(--ease);
}

.ce_form .widget-submit button:hover,
.ce_form .widget-submit input[type='submit']:hover,
.ce_form .submit:hover {
  background: var(--dat-blue-dark);
  box-shadow: 0 4px 16px rgba(0, 99, 157, 0.3);
}

.ce_form .widget-submit button:active,
.ce_form .widget-submit input[type='submit']:active,
.ce_form .submit:active {
  transform: scale(0.98);
}

/* ---------- Honeypot (Contao) ---------- */
.ce_form .widget-text[style*="display:none"],
.ce_form .widget-text[style*="position:absolute"] {
  /* Contao's built-in honeypot handling */
}

/* ---------- Danke-Seite Styles ---------- */
.thankyou {
  text-align: center;
  padding: 64px 24px;
}

.thankyou__icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 24px;
  background: var(--success-bg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--success-border);
}

.thankyou__icon svg {
  width: 40px;
  height: 40px;
  color: var(--success);
}

.thankyou__title {
  font-family: 'Heebo', sans-serif;
  font-weight: 800;
  font-size: 1.8rem;
  color: var(--text);
  margin-bottom: 16px;
}

.thankyou__text {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 550px;
  margin: 0 auto 32px;
  line-height: 1.7;
}

.thankyou__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--dat-blue);
  font-weight: 600;
  text-decoration: none;
  transition: opacity var(--duration) var(--ease);
}

.thankyou__link:hover {
  opacity: 0.8;
}

/* ---------- Footer (via Custom-HTML Modul) ---------- */
.site-footer {
  text-align: center;
  padding: 24px;
  font-size: 0.85rem;
  color: var(--muted);
  border-top: 1px solid var(--border);
  margin-top: 0;
}

.site-footer a {
  color: var(--dat-blue);
  text-decoration: none;
}

.site-footer a:hover {
  text-decoration: underline;
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .cards {
    grid-template-columns: 1fr;
  }

  .hero__title {
    font-size: 2.2rem;
  }

  .intro-section {
    padding: 32px 18px 10px;
  }

  .intro-section__title {
    font-size: 1.5rem;
  }

  .ce_form fieldset.grid-2-col {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .ce_form {
    margin: 0 14px 36px;
    padding: 22px 18px;
    border-radius: var(--radius-lg);
  }

  .cards-header {
    flex-direction: column;
  }

  .hero {
    padding: 60px 18px 50px;
    min-height: 200px;
  }

  .hero__title {
    font-size: 1.8rem;
  }

  .hero__subtitle {
    font-size: 0.9rem;
  }

  .intro-section {
    padding: 24px 14px 10px;
  }

  .intro-section__title {
    font-size: 1.3rem;
  }

  .site-header__logo span {
    display: none;
  }

  .ce_form fieldset > legend {
    font-size: 1.15rem;
  }
}