/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  padding: 0.85em 1.6em;
  border-radius: var(--radius-full);
  border: 1px solid transparent;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, color 0.15s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: var(--gradient-dark);
  color: var(--white);
  box-shadow: var(--shadow-md);
}
.btn-primary:hover { box-shadow: var(--shadow-lg); }

.btn-ghost {
  background: var(--white-soft);
  color: var(--ink);
  border-color: var(--border);
  -webkit-backdrop-filter: blur(var(--blur-glass));
  backdrop-filter: blur(var(--blur-glass));
}
.btn-ghost:hover { border-color: var(--blue); color: var(--blue); }

.section--dark .btn-ghost {
  background: rgba(255, 255, 255, 0.1);
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.35);
}
.section--dark .btn-ghost:hover { border-color: var(--mint); color: var(--mint); }

.btn-sm { padding: 0.6em 1.2em; font-size: 0.9rem; }

/* Site header / nav */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(246, 248, 252, 0.78);
  -webkit-backdrop-filter: blur(var(--blur-glass));
  backdrop-filter: blur(var(--blur-glass));
  border-bottom: 1px solid var(--border-soft);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-4);
  gap: var(--space-5);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--ink);
}
.brand svg { width: 34px; height: 34px; }

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  font-weight: 600;
}
.nav-links > a {
  position: relative;
  padding-block: var(--space-2);
  color: var(--ink-soft);
  transition: color 0.15s ease;
}
.nav-links > a:hover, .nav-links > a[aria-current="page"] { color: var(--blue); }
.nav-links > a[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 2px;
  border-radius: var(--radius-full);
  background: var(--gradient-light);
}

.nav-actions { display: flex; align-items: center; gap: var(--space-4); }
.nav-portal-link { color: var(--ink-soft); transition: color 0.15s ease; }
.nav-portal-link:hover { color: var(--blue); }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: var(--space-2);
}
.nav-toggle svg { width: 22px; height: 22px; }
.nav-toggle .icon-close { display: none; }
.nav-toggle[aria-expanded="true"] .icon-open { display: none; }
.nav-toggle[aria-expanded="true"] .icon-close { display: block; }

@media (max-width: 880px) {
  .nav-toggle { display: inline-flex; }
  .nav-links {
    position: absolute;
    inset-inline: 0;
    top: 100%;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
    background: var(--white);
    border-bottom: 1px solid var(--border-soft);
    padding: var(--space-5) var(--container-pad);
    box-shadow: var(--shadow-md);
    display: none;
  }
  .nav-links.is-open { display: flex; }
  .nav-actions { flex-direction: column; align-items: flex-start; gap: var(--space-3); }
  .nav-actions .btn-primary { padding: 0.7em 1.2em; font-size: 0.92rem; }
}

/* Hero */
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: var(--space-8);
  align-items: center;
}
.hero-copy h1.font-hero {
  font-family: var(--font-hero);
  font-weight: 700;
  padding: 1rem;
  background: var(--gradient-dark);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-visual {
  background: var(--white-soft);
  -webkit-backdrop-filter: blur(var(--blur-glass));
  backdrop-filter: blur(var(--blur-glass));
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-md);
}
@media (max-width: 880px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { order: -1; max-width: 26rem; margin-inline: auto; }
}

.hero-visual-svg {
  width: 100%;
  height: auto;
  display: block;
}

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

.card-glass {
  background: var(--white-soft);
  -webkit-backdrop-filter: blur(var(--blur-glass));
  backdrop-filter: blur(var(--blur-glass));
  border: 1px solid rgba(255, 255, 255, 0.5);
}

.grid {
  display: grid;
  gap: var(--space-6);
}
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 980px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

.feature-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.feature-card .icon-tile {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  display: grid;
  place-items: center;
  background: var(--gradient-light);
  color: var(--white);
  box-shadow: var(--shadow-sm);
}
.feature-card .icon-tile svg { width: 28px; height: 28px; }

/* Split cards (Für Schulen / Für Verwaltung) */
.split-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  text-decoration: none;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.split-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.split-card .split-link {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--blue);
  font-weight: 700;
}
.split-card .split-link svg { width: 18px; height: 18px; transition: transform 0.15s ease; }
.split-card:hover .split-link svg { transform: translateX(3px); }

/* How it works steps */
.steps {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}
.step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-5);
  align-items: start;
}
.step-index {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--blue);
  background: rgba(37, 99, 235, 0.08);
  border-radius: var(--radius-full);
  width: 2.4rem;
  height: 2.4rem;
  display: grid;
  place-items: center;
}
.step-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  background: var(--white);
  border: 1px solid var(--border);
  display: grid;
  place-items: center;
  box-shadow: var(--shadow-sm);
}
.step-icon svg { width: 32px; height: 32px; }
.step-body { display: flex; flex-direction: column; gap: var(--space-2); }
.step-row { display: flex; align-items: center; gap: var(--space-4); }

.step.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.5s ease, transform 0.5s ease; }
.step.reveal.is-visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  .step.reveal { opacity: 1; transform: none; transition: none; }
}

/* Tags / badges */
.tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: 0.25em 0.7em;
  border-radius: var(--radius-full);
  background: var(--bg-alt);
  color: var(--ink-soft);
  border: 1px solid var(--border);
}
.tag--ok { background: var(--ok-bg); color: var(--ok); border-color: transparent; }
.tag--warn { background: var(--warn-bg); color: var(--warn); border-color: transparent; }
.tag--example { background: rgba(37, 99, 235, 0.1); color: var(--blue); border-color: transparent; }

/* Pricing */
.price-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  position: relative;
}
.price-card--highlight {
  border-color: var(--blue);
  box-shadow: var(--shadow-md);
}
.price-card .price {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  color: var(--ink);
}
.price-card .price small {
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--ink-faint);
  font-weight: 500;
}
.price-card ul { display: flex; flex-direction: column; gap: var(--space-3); }
.price-card li {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
  color: var(--ink-soft);
}
.price-card li svg { width: 18px; height: 18px; flex-shrink: 0; margin-top: 3px; color: var(--ok); }
.price-card h3 { margin-top: var(--space-3); }

.price-grid { margin-top: var(--space-7); }
.price-footnotes { margin-top: var(--space-6); }
.footnote { font-size: 0.85rem; color: var(--ink-faint); }

/* CTA band */
.cta-band {
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  background: var(--gradient-dark);
  color: var(--white);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-4);
  position: relative;
  overflow: hidden;
}
.cta-band h2 { color: var(--white); }
.cta-band p { color: rgba(255, 255, 255, 0.82); max-width: 40rem; }
.cta-band--light { background: var(--white); color: var(--ink); border: 1px solid var(--border); }
.cta-band--light h2 { color: var(--ink); }
.cta-band--light p { color: var(--ink-soft); }

/* Forms */
.form-grid { display: grid; gap: var(--space-5); }
.form-field { display: flex; flex-direction: column; gap: var(--space-2); }
.form-field label {
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--ink);
}
.form-field input,
.form-field textarea {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.85em 1em;
  background: var(--white);
  font-size: 1rem;
}
.form-field input:focus,
.form-field textarea:focus {
  border-color: var(--blue);
  outline: none;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}
.form-field textarea { resize: vertical; min-height: 9rem; }
.form-hint { font-size: 0.85rem; color: var(--ink-faint); }
.form-honeypot { position: absolute; left: -9999px; top: -9999px; }

.form-note {
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-5);
  font-weight: 600;
}
.form-note--success { background: var(--ok-bg); color: var(--ok); }
.form-note--error { background: var(--warn-bg); color: var(--warn); }
.form-note--info { background: rgba(37, 99, 235, 0.08); color: var(--blue); }
.form-note--centered { max-width: 42rem; margin-inline: auto; text-align: center; }

/* Accordion (FAQ) */
.accordion { display: flex; flex-direction: column; gap: var(--space-3); }
.accordion details {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-2) var(--space-5);
}
.accordion summary {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-block: var(--space-4);
  font-family: var(--font-heading);
  font-weight: 700;
  cursor: pointer;
}
.accordion summary::-webkit-details-marker { display: none; }
.accordion summary svg { flex-shrink: 0; transition: transform 0.2s ease; }
.accordion details[open] summary svg { transform: rotate(45deg); }
.accordion .accordion-body { padding-bottom: var(--space-5); color: var(--ink-soft); }

/* Footer */
.site-footer {
  background: var(--bg-dark);
  color: rgba(255, 255, 255, 0.75);
  padding-block: var(--space-8) var(--space-6);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: var(--space-7);
}
.footer-brand { display: flex; flex-direction: column; gap: var(--space-4); max-width: 22rem; }
.footer-brand .brand { color: var(--white); }
.footer-col h4 {
  color: var(--white);
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: var(--space-4);
}
.footer-col ul { display: flex; flex-direction: column; gap: var(--space-3); }
.footer-col a { transition: color 0.15s ease; }
.footer-col a:hover { color: var(--mint); }
.footer-bottom {
  margin-top: var(--space-8);
  padding-top: var(--space-5);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
  font-size: 0.85rem;
}

@media (max-width: 880px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .footer-grid { grid-template-columns: 1fr; }
}

/* Cookie banner */
.cookie-banner {
  position: fixed;
  left: var(--space-5);
  right: var(--space-5);
  bottom: var(--space-5);
  z-index: 90;
  max-width: 44rem;
  margin-inline: auto;
  background: var(--white-soft);
  -webkit-backdrop-filter: blur(var(--blur-glass));
  backdrop-filter: blur(var(--blur-glass));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.cookie-banner[hidden] { display: none; }
.cookie-banner-actions { display: flex; gap: var(--space-3); flex-wrap: wrap; }
.cookie-banner p { font-size: 0.92rem; }

/* Toggle switch (cookie settings page) */
.toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  padding: var(--space-5) 0;
  border-bottom: 1px solid var(--border);
}
.toggle-row:last-child { border-bottom: none; }
.toggle-copy h3 { margin-bottom: var(--space-2); }
.switch {
  position: relative;
  width: 3rem;
  height: 1.7rem;
  flex-shrink: 0;
}
.switch input { position: absolute; inset: 0; opacity: 0; margin: 0; }
.switch .track {
  position: absolute; inset: 0;
  background: var(--border);
  border-radius: var(--radius-full);
  transition: background 0.15s ease;
}
.switch .thumb {
  position: absolute;
  top: 2px; left: 2px;
  width: 1.3rem; height: 1.3rem;
  border-radius: 50%;
  background: var(--white);
  box-shadow: var(--shadow-sm);
  transition: transform 0.15s ease;
}
.switch input:checked + .track { background: var(--gradient-dark); }
.switch input:checked + .track + .thumb { transform: translateX(1.3rem); }
.switch input:disabled + .track { opacity: 0.6; }

/* Breadcrumb-style back link (Klarola Edu sub-pages) */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: 600;
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.82);
  margin-bottom: var(--space-4);
}
.back-link svg { width: 16px; height: 16px; transform: rotate(180deg); }
.back-link:hover { color: var(--mint); }

/* Example question list (Für Schulen / Für Verwaltung / Klarola Edu) */
.example-list { display: flex; flex-direction: column; gap: var(--space-3); }
.example-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
  padding: var(--space-4) var(--space-5);
}
.example-item .example-q {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--ink);
}

/* Prose (legal pages) */
.prose { display: flex; flex-direction: column; gap: var(--space-5); max-width: 48rem; }
.prose h2 { margin-top: var(--space-4); }
.prose ul { list-style: disc; padding-left: 1.4rem; display: flex; flex-direction: column; gap: var(--space-2); }
.prose li { color: var(--ink-soft); }
.placeholder {
  background: rgba(207, 74, 92, 0.08);
  color: var(--warn);
  padding: 0.05em 0.5em;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 0.92em;
}