/* --- Variables & Tokens (Aus Contact Seite übernommen) --- */
:root[data-theme="light"] {
  --bg: #e6e6e6;
  --bg-l3: #dddddd;
  --text-main: #000000;
  --text-muted: hsl(0, 0%, 30%); /* Etwas dunkler für Lesbarkeit */
  
  --card-bg: rgba(255, 255, 255, 0.25);
  --card-border: rgba(255, 255, 255, 0.75);
  --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.1);
  
  --dropdown-bg: #ffffff;
  --dropdown-hover: #f1f5f9;
  
  --sb-thumb-color: hsl(0, 0%, 65%);
  --sb-thumb-hover: hsl(0, 0%, 55%);

  /* Toast Colors */
  --toast-error-bg: rgba(255, 235, 235, 0.9);
  --toast-error-border: #ffcccc;
  --toast-error-text: #d32f2f;
  
  --toast-success-bg: rgba(235, 255, 240, 0.9);
  --toast-success-border: #ccffdd;
  --toast-success-text: #2e7d32;
}

:root[data-theme="dark"] {
  --bg: #0f172a;
  --bg-l3: #334155;
  --text-main: #ffffff;
  --text-muted: hsl(0, 0%, 70%);
  
  --card-bg: rgba(15, 23, 42, 0.6);
  --card-border: rgba(255, 255, 255, 0.1);
  --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
  
  --dropdown-bg: #1e293b;
  --dropdown-hover: #334155;
  
  --sb-thumb-color: hsl(0, 0%, 30%);
  --sb-thumb-hover: hsl(0, 0%, 20%);

  /* Toast Colors */
  --toast-error-bg: rgba(60, 20, 20, 0.9);
  --toast-error-border: #5c2b2b;
  --toast-error-text: #ff9999;
  
  --toast-success-bg: rgba(20, 60, 30, 0.9);
  --toast-success-border: #2b5c3a;
  --toast-success-text: #81c784;
}

/* Common Variables */
:root {
  --sb-width: 0.5vw;
  --brand: #cc33cc;
  --brand-gradient: linear-gradient(135deg, #cc33cc 0%, #ed1c65 100%);
  --error-color: #ff4b4b;
  --success-color: #10b981;
  --container-width: 1200px;
  --header-height: 80px;
  --radius: 24px;
}

/* --- Reset & Base --- */
* { box-sizing: border-box; margin: 0; padding: 0; }
*::selection { background: var(--brand); color: white; }

/* Scrollbar */
::-webkit-scrollbar { width: var(--sb-width); }
::-webkit-scrollbar-track { background: none; }
::-webkit-scrollbar-thumb { background: var(--sb-thumb-color); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--sb-thumb-hover); }

html, body {
  overflow-x: hidden;
  width: 100%;
  max-width: 100vw;
}

body {
  font-family: 'Poppins', sans-serif;
  background: var(--bg);
  color: var(--text-main);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: all .5s ease;
  overflow-x: hidden;
}

h1, h2, h3, h4 { font-weight: 700; line-height: 1.2; }

/* --- Animated Background (Aurora) --- */
.ambient-bg {
  position: fixed; top: 0; left: 0; width: 100vw; height: 100vh;
  z-index: -1; overflow: hidden; background: var(--bg); transition: background .5s ease;
}

.blob { position: absolute; filter: blur(80px); opacity: 0.6; animation: float 20s infinite alternate; border-radius: 50%; }
.blob-1 { top: -10%; left: -10%; width: 50vw; height: 50vw; background: radial-gradient(circle, #cc33cc 0%, transparent 70%); }
.blob-2 { bottom: -10%; right: -10%; width: 60vw; height: 60vw; background: radial-gradient(circle, #ed1c65 0%, transparent 70%); animation-delay: -5s; }
.blob-3 { top: 40%; left: 40%; width: 40vw; height: 40vw; background: radial-gradient(circle, #4f46e5 0%, transparent 70%); animation-delay: -10s; opacity: 0.4; }

@keyframes float {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(30px, 50px) scale(1.1); }
}

/* --- Header --- */
header {
  height: var(--header-height);
  display: flex;
  align-items: center;
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 100;
  background: var(--card-bg);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--card-border);
  transition: all .5s ease;
}

.nav-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.logo {
  width: 192px;
  height: auto;
}

/* --- Theme Switcher --- */
.switch {
  display: inline-block;
  position: relative;
  width: 3em;
  height: 1.75em;
}

/* Hide default HTML checkbox */
.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

/* The slider */
.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--card-bg);
  transition: .4s;
  border-radius: 30px;
  border: 1px solid var(--card-border);
  transition: all .5s ease;
}

.slider:before {
  position: absolute;
  content: "";
  height: 1.1em;
  width: 1.1em;
  border-radius: 50%;
  left: 0.4em;
  top: 50%;
  transform: translateY(-50%);
  background: linear-gradient(40deg,#ff0080,#ff8c00 70%);
  transition: .4s;
  box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

input:checked + .slider:before {
  left: calc(100% - (1.1em + 0.4em));
  background: transparent;
  box-shadow: inset -2px -2px 0 -1.5px #8983f7, inset -6px -3px 0 0 #a3dafb;
}

/* --- Language Dropdown --- */
.lang-dropdown {
  position: relative;
}

.lang-btn {
  background: transparent;
  border: 1px solid var(--card-border);
  color: var(--text-main);
  padding: 0 16px;
  height: 44px;
  border-radius: 22px;
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 0.85rem;
  transition: all .5s ease;
}

.dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  background: var(--dropdown-bg);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  padding: 8px;
  min-width: 120px;
  box-shadow: var(--glass-shadow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all .5s ease;
  z-index: 101;
}

.dropdown-menu.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 10px 12px;
  border: none;
  background: transparent;
  color: var(--text-main);
  border-radius: 8px;
  cursor: pointer;
  text-align: left;
  text-decoration: none;
  font-size: 0.9rem;
  font-family: 'Poppins', sans-serif;
  font-weight: 400;
  transition: all .5s;
}

.dropdown-item:hover {
  background: var(--dropdown-hover);
}

.dropdown-item.active {
  color: var(--brand);
  background: rgba(204, 51, 204, 0.1);
}

/* --- Layout --- */
.container { 
  max-width: var(--container-width); 
  margin: 0 auto; 
  padding: 0 24px; 
}

.contact-container {
  flex: 1; 
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-content: center; 
  align-items: stretch;
  padding-top: calc(var(--header-height) + 4rem); 
  padding-bottom: 4rem;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
}

/* Glass Panel Styling */
.glass-panel {
  background: var(--card-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--card-border);
  border-radius: 24px;
  box-shadow: var(--glass-shadow);
  transition: all .5s ease;
}

.glass-table-wrapper {
  width: 100%;
  margin: 15px 0;
  border-radius: 8px;
  overflow-x: visible; 
}

.glass-table {
  width: 100%;
  border-collapse: collapse;
  margin: 0;
}

.glass-table th, .glass-table td {
  padding: 10px;
  border: 1px solid var(--card-border);
  text-align: left;
  color: var(--text-main);
  font-size: 0.85rem;
}

.glass-table th {
  background: rgba(128, 128, 128, 0.1);
  font-weight: 600;
}

.form-card {
  padding: 3rem; 
  /* Flexbox, damit die Karte die Höhe füllt, aber Inhalt oben bleibt */
  display: flex;
  flex-direction: column;
  justify-content: flex-start; /* Inhalt klebt oben zusammen */
  gap: 1.5rem;
  background: var(--card-bg);
}

#dpa-form {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

/* Loader */
#loader {
  position: fixed; inset: 0; background: var(--bg);
  display: flex; align-items: center; justify-content: center; z-index: 9999; transition: all .5s ease;
}
.loader-spinner {
  width: 48px; height: 48px; border: 4px solid var(--card-border); border-bottom-color: var(--brand); border-radius: 50%; animation: rotation 1s linear infinite;
}
@keyframes rotation { 0% { transform: rotate(0deg); } 100% { transform: rotate(360deg); } }


/* --- INPUT FIELDS (Floating Labels) --- */
.form-group { margin-bottom: 1.5rem; position: relative; }

.form-input {
  width: 100%;
  background: rgba(255, 255, 255, 0.03); /* Identisch zu Contact */
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 28px 16px 8px 16px; /* Platz für Label oben */
  color: var(--text-main);
  font-family: inherit;
  font-size: 1rem;
  transition: all .5s cubic-bezier(0.4, 0, 0.2, 1);
  min-height: 60px;
}

.form-input:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 20px rgba(204, 51, 204, 0.25), inset 0 0 10px rgba(204, 51, 204, 0.05);
}

.form-input::placeholder { color: transparent; }

/* Floating Label Logic */
.form-label {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
  transition: all .5s ease;
  transform-origin: left top;
  opacity: 0.7;
}

/* Wenn Fokus oder Text drin ist -> Label nach oben */
.form-input:focus ~ .form-label,
.form-input:not(:placeholder-shown) ~ .form-label {
  top: 10px;
  transform: translateY(0) scale(0.75);
  color: var(--brand);
  font-weight: 600;
  opacity: 1;
}

/* Textarea Specifics */
textarea.form-input { resize: none; min-height: 120px; }
textarea.form-input ~ .form-label { top: 28px; }
textarea.form-input:focus ~ .form-label,
textarea.form-input:not(:placeholder-shown) ~ .form-label { top: 10px; }


/* --- CHECKBOXES (SVG Style) --- */
.form-checkbox-group {
  margin-bottom: 0.5rem; /* Kompakter */
  margin-top: 0;
}

.custom-checkbox-container {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  cursor: pointer;
  font-size: 0.95rem;
  color: var(--text-muted);
  user-select: none;
  line-height: 1.6;
}

.custom-checkbox-container input { position: absolute; opacity: 0; cursor: pointer; height: 0; width: 0; }

.checkmark {
  position: relative;
  height: 22px;
  width: 22px;
  background-color: transparent;
  border: 2px solid var(--text-muted);
  border-radius: 6px;
  transition: all .5s ease;
  flex-shrink: 0;
  margin-top: 13px;
}

.checkmark svg {
  position: absolute; top: 50%; left: 50%; width: 16px; height: 16px;
  color: white; transform: translate(-50%, -50%) scale(0);
  transition: transform .5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.custom-checkbox-container:hover input ~ .checkmark { border-color: var(--brand); background-color: rgba(204, 51, 204, 0.05); }

.custom-checkbox-container input:checked ~ .checkmark {
  background-color: var(--brand); border-color: var(--brand);
  box-shadow: 0 0 10px rgba(204, 51, 204, 0.4);
}
.custom-checkbox-container input:checked ~ .checkmark svg { transform: translate(-50%, -50%) scale(1); }

.custom-checkbox-container.input-error .checkmark {
  border-color: var(--error-color);
  background-color: rgba(255, 75, 75, 0.05);
  box-shadow: 0 0 0 3px rgba(255, 75, 75, 0.2);
  animation: shake .5s ease-in-out;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-5px); }
  75% { transform: translateX(5px); }
}

.link { color: var(--brand); text-decoration: none; border-bottom: 1px dashed transparent; transition: border .5s; }
.link:hover { border-bottom-color: var(--brand); }


/* --- SUBMIT BUTTON --- */
.btn-submit {
  margin-top: 1.5rem;
  width: 100%; padding: 18px; border: none; border-radius: 12px;
  background: var(--brand-gradient); color: white;
  font-weight: 600; font-size: 1.05rem; letter-spacing: 0.5px;
  cursor: pointer; transition: all .5s ease; margin-top: 2rem;
  box-shadow: 0 4px 15px rgba(204, 51, 204, 0.4);
}
.btn-submit:hover { transform: translateY(-3px); box-shadow: 0 8px 30px rgba(204, 51, 204, 0.6); }

.spacer-line {
  height: 1px;
  background: var(--card-border);
  width: 100%;
  opacity: 0.3;
  margin: 1rem 0;
}

/* --- RECHTE SPALTE: CONTRACT PREVIEW --- */
.contract-container {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.preview-section {
  position: relative;
  height: 100%;
  min-height: 500px;
}

.contract-header {
  padding: 16px 24px; background: rgba(0,0,0,0.03);
  border-bottom: 1px solid var(--card-border);
  display: flex; justify-content: space-between; align-items: center;
}

.badge { background: var(--brand); color: white; padding: 4px 10px; border-radius: 20px; font-size: 0.75rem; font-weight: 700; }
.doc-title { font-family: monospace; font-size: 0.85rem; opacity: 0.7; }

.scroll-area {
  flex-grow: 1;
  overflow-y: auto;
  padding: 2rem;
}

.contract-text { font-size: 0.9rem; color: var(--text-main); }
.contract-text h3 { margin-bottom: 0.5rem; color: var(--text-main); }
.contract-text h4 { margin-top: 1.5rem; margin-bottom: 0.5rem; color: var(--brand); }
.contract-text p, .contract-text ul { margin-bottom: 1rem; color: var(--text-muted); }
.contract-text hr { border: 0; border-top: 1px solid var(--card-border); margin: 20px 0; }

.dynamic-field {
  color: var(--brand);
  border-bottom: 1px dotted var(--text-muted);
  transition: all .5s;
}

/* --- TOAST NOTIFICATION --- */
.notification-toast {
  position: fixed;
  top: 100px;
  left: 50%;
  transform: translateX(-50%) translateY(-20px);
  z-index: 9999;
  background: var(--card-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--card-border);
  box-shadow: 0 15px 40px rgba(0,0,0,0.2);
  border-radius: 50px;
  padding: 12px 24px;
  display: flex;
  align-items: center;
  gap: 12px;
  opacity: 0;
  visibility: hidden;
  transition: all 0.5s cubic-bezier(0.68, -0.55, 0.27, 1.55);
  font-weight: 500;
  font-size: 0.95rem;
  min-width: 100px;
}

.notification-toast.show {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.notification-toast.error { background: var(--toast-error-bg); border-color: var(--toast-error-border); color: var(--toast-error-text); }
.notification-toast.success { background: var(--toast-success-bg); border-color: var(--toast-success-border); color: var(--toast-success-text); }

.notification-toast .icon svg {
  width: 24px;
  height: 24px;
  display: block;
}

.notification-toast.error .icon { color: var(--toast-error-text); }
.notification-toast.success .icon { color: var(--toast-success-text); }

/* --- Footer --- */
#footer {
  padding: 40px 0;
  text-align: center;
  color: var(--text-muted);
  border-top: 1px solid var(--card-border);
  font-size: 0.9rem;
  background: var(--card-bg);
  transition: all .5s ease;
}

.social-links {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 20px;
}

.social-links a {
  color: var(--text-main);
  font-size: 1.2rem;
  transition: color .5s ease;
}

.social-links a:hover {
  color: var(--brand);
}

.legal-link {
  color: var(--text-muted);
  font-size: 1em;
  text-decoration: none;
  margin: 0 10px;
  transition: color .5s ease;
}

/* --- RESPONSIVE --- */
@media (max-width: 992px) {
  .contact-container {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: calc(var(--header-height) + 3rem) 24px 3rem 24px;
    width: 100%;
    box-sizing: border-box;
  }

  .form-card, .preview-section {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    /* Verhindert das Rausbrechen auf Handy-Displays */
    overflow: hidden; 
  }

  .form-card {
    padding: 1.5rem;
  }

  .form-card, .glass-panel {
    max-width: 100%;
    overflow: hidden;
  }

  .glass-table-wrapper {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    width: 100%;
    display: block;
  }

  .glass-table {
    min-width: 600px;
  }
  
  .contract-container {
    position: relative;
    height: auto;
    min-height: 600px;
  }
}
@media (max-width: 480px) {
  .contact-container {
    padding: calc(var(--header-height) + 2.5rem) 16px 2.5rem 16px;
  }
  
  .form-card { 
    padding: 1.25rem; 
  }
  
  .contract-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
}