/* =============================================
   RESET & BASE
   ============================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* Cyan-Teal aus den KI-Hologrammen im Bild */
  --brand:        #0097B2;
  --brand-dark:   #006F85;
  --brand-light:  #E0F7FB;
  /* Leuchtendes Cyan für Hero-Akzente auf dunklem Hintergrund */
  --brand-glow:   #00E5FF;

  --fg:           #0A0F1E;
  --fg-muted:     #4A5568;
  --border:       #DDE3ED;
  --surface:      #F4F7FA;
  --white:        #FFFFFF;

  --radius:       10px;
  --radius-lg:    16px;

  --font: 'Inter', system-ui, sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--fg);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* =============================================
   LAYOUT
   ============================================= */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 96px 0;
}

/* =============================================
   TYPOGRAPHY
   ============================================= */
.section__label {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--brand);
  margin-bottom: 12px;
}

.section__title {
  font-size: clamp(26px, 4vw, 38px);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
}

.section__sub {
  font-size: 18px;
  color: var(--fg-muted);
  margin-bottom: 48px;
}

/* =============================================
   BUTTONS
   ============================================= */
.btn {
  display: inline-block;
  padding: 10px 22px;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: background .15s, transform .1s;
}

.btn--sm  { padding: 8px 18px; font-size: 14px; }
.btn--lg  { padding: 16px 32px; font-size: 17px; }
.btn--full { width: 100%; text-align: center; }

.btn--primary {
  background: linear-gradient(135deg, #0097B2 0%, #00C8E0 100%);
  color: var(--white);
  box-shadow: 0 4px 20px rgba(0, 151, 178, .35);
}
.btn--primary:hover {
  background: linear-gradient(135deg, #006F85 0%, #0097B2 100%);
  box-shadow: 0 6px 28px rgba(0, 151, 178, .5);
  transform: translateY(-1px);
}

/* Hero-spezifischer Button: leuchtend Cyan auf dunklem Hintergrund */
.hero .btn--primary {
  background: linear-gradient(135deg, #00BCD4 0%, #00E5FF 100%);
  color: #030D1A;
  font-weight: 700;
  box-shadow: 0 4px 28px rgba(0, 229, 255, .40);
}
.hero .btn--primary:hover {
  background: linear-gradient(135deg, #00ACC1 0%, #00D4F0 100%);
  box-shadow: 0 8px 36px rgba(0, 229, 255, .55);
}

/* =============================================
   NAV
   ============================================= */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.nav__logo-img {
  height: 52px;
  width: auto;
  display: block;
}

.nav__logo-text {
  font-weight: 800;
  font-size: 17px;
  letter-spacing: -.02em;
  color: var(--fg);
  white-space: nowrap;
}

/* Footer-Logo: weiß invertiert, kein Hintergrund */
.footer__logo-img {
  height: 44px;
  width: auto;
  display: block;
  filter: brightness(0) invert(1);
  opacity: .9;
}

/* =============================================
   HERO
   ============================================= */
.hero {
  position: relative;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  padding: 120px 0 100px;
  border-bottom: 1px solid var(--border);
}

.hero__overlay {
  position: absolute;
  inset: 0;
  /* Unten stärker abdunkeln für Lesbarkeit, oben das Bild durchscheinen lassen */
  background: linear-gradient(
    to bottom,
    rgba(6, 10, 28, 0.30) 0%,
    rgba(0, 20, 40, 0.62) 100%
  );
  z-index: 0;
}

.hero__inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 820px;
  margin: 0 auto;
}

.hero__badge {
  display: inline-block;
  background: rgba(0, 229, 255, .10);
  color: #7EEEFF;
  border: 1px solid rgba(0, 229, 255, .40);
  backdrop-filter: blur(6px);
  border-radius: 100px;
  padding: 5px 16px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 28px;
}

.hero__headline {
  font-size: clamp(38px, 6vw, 64px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -.03em;
  margin-bottom: 24px;
  color: var(--white);
  text-shadow: 0 2px 16px rgba(0,0,0,.7), 0 4px 40px rgba(0,0,0,.5);
}

.highlight { color: var(--brand-glow); text-shadow: 0 0 24px rgba(0, 229, 255, .45); }

.hero__sub {
  font-size: clamp(16px, 2vw, 19px);
  color: rgba(255,255,255,.85);
  margin-bottom: 36px;
  line-height: 1.6;
}

.hero__hint {
  margin-top: 14px;
  font-size: 14px;
  color: rgba(255,255,255,.6);
}

/* =============================================
   PROBLEM CARDS
   ============================================= */
.problem { background: var(--white); }

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 48px;
}

.card--problem {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  transition: box-shadow .2s;
}

.card--problem:hover {
  box-shadow: 0 8px 32px rgba(0,0,0,.07);
}

.card__icon {
  font-size: 36px;
  margin-bottom: 16px;
}

.card--problem h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
}

.card--problem p {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* =============================================
   SOLUTION STEPS
   ============================================= */
.solution { background: var(--surface); }

.steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-top: 48px;
  position: relative;
}

.steps::before {
  content: '';
  position: absolute;
  left: 27px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--border);
  z-index: 0;
}

.step {
  display: flex;
  gap: 28px;
  align-items: flex-start;
  padding: 32px 0;
  border-bottom: 1px solid var(--border);
  position: relative;
  z-index: 1;
}

.step:last-child { border-bottom: none; }

.step__num {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  background: var(--brand);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: -.02em;
}

.step__body h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.step__body p {
  font-size: 16px;
  color: var(--fg-muted);
  line-height: 1.65;
}

.badge {
  background: var(--brand);
  color: var(--white);
  font-size: 11px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 100px;
  letter-spacing: .04em;
  text-transform: uppercase;
  vertical-align: middle;
}

/* =============================================
   SLA TABLE
   ============================================= */
.sla { background: var(--white); }

.sla-table-wrap {
  overflow-x: auto;
  margin-top: 48px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: 0 4px 24px rgba(0,0,0,.05);
}

.sla-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
  min-width: 640px;
}

.sla-table thead tr {
  background: var(--surface);
  border-bottom: 2px solid var(--border);
}

.sla-table th {
  padding: 20px 24px;
  text-align: left;
  vertical-align: top;
}

.sla-table th:first-child { font-weight: 600; color: var(--fg-muted); }

.pkg-name {
  display: block;
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 4px;
}

.pkg-price {
  display: block;
  font-size: 22px;
  font-weight: 800;
  color: var(--fg);
}

.pkg-price small {
  font-size: 13px;
  font-weight: 500;
  color: var(--fg-muted);
}

.pkg-badge {
  display: inline-block;
  background: var(--brand);
  color: var(--white);
  font-size: 11px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 100px;
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: .05em;
}

.pkg-highlight {
  background: var(--brand-light);
  border-left: 3px solid var(--brand);
  border-right: 3px solid var(--brand);
}

thead .pkg-highlight {
  border-top: 3px solid var(--brand);
}

/* Untere Abschlusslinie des Highlight-Kastens */
.sla-table tbody tr:last-child td.pkg-highlight {
  border-bottom: 3px solid var(--brand);
}

.sla-table tbody tr {
  border-bottom: 1px solid var(--border);
}

.sla-table tbody tr:last-child { border-bottom: none; }

.sla-table tbody tr:nth-child(even) td:not(.pkg-highlight) {
  background: var(--surface);
}

.sla-table th,
.sla-table td {
  transition: background 0.15s ease;
}

.sla-table td {
  padding: 14px 24px;
  color: var(--fg-muted);
}

.sla-table td:first-child { color: var(--fg); font-weight: 500; }

/* Spalten-Hover – gesamte Spalte leuchtet auf */
.sla-table:has(th:nth-child(2):hover) th:nth-child(2),
.sla-table:has(td:nth-child(2):hover) th:nth-child(2),
.sla-table:has(th:nth-child(2):hover) td:nth-child(2),
.sla-table:has(td:nth-child(2):hover) td:nth-child(2) {
  background: #ddf4f8 !important;
  cursor: pointer;
}

.sla-table:has(th:nth-child(3):hover) th:nth-child(3),
.sla-table:has(td:nth-child(3):hover) th:nth-child(3),
.sla-table:has(th:nth-child(3):hover) td:nth-child(3),
.sla-table:has(td:nth-child(3):hover) td:nth-child(3) {
  background: #b8ecf4 !important;
  cursor: pointer;
}

.sla-table:has(th:nth-child(4):hover) th:nth-child(4),
.sla-table:has(td:nth-child(4):hover) th:nth-child(4),
.sla-table:has(th:nth-child(4):hover) td:nth-child(4),
.sla-table:has(td:nth-child(4):hover) td:nth-child(4) {
  background: #ddf4f8 !important;
  cursor: pointer;
}

.sla__note {
  font-size: 13px;
  color: var(--fg-muted);
  margin-top: 16px;
}

/* =============================================
   TRUST
   ============================================= */
.trust { background: var(--surface); }

.trust-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-top: 48px;
}

@media (max-width: 680px) {
  .trust-grid { grid-template-columns: 1fr; }
}

.quote-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 20px;
}

.quote-card blockquote {
  font-size: 18px;
  line-height: 1.65;
  font-style: italic;
  color: var(--fg);
  border-left: 4px solid var(--brand);
  padding-left: 20px;
}

.quote-card cite {
  font-size: 14px;
  font-weight: 600;
  color: var(--fg-muted);
  font-style: normal;
}

.partner-logos {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
}

.partner-logos__label {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--fg-muted);
  margin-bottom: 24px;
}

.logos-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.logo-placeholder {
  background: var(--surface);
  border: 1.5px dashed var(--border);
  border-radius: var(--radius);
  padding: 16px 24px;
  font-weight: 700;
  font-size: 14px;
  text-align: center;
  color: var(--fg-muted);
  line-height: 1.4;
}

.partner-logos__hint {
  font-size: 12px;
  color: #9CA3AF;
}

.trust-facts {
  display: flex;
  gap: 32px;
  margin-top: 40px;
  flex-wrap: wrap;
}

.fact {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.fact__num {
  font-size: 28px;
  font-weight: 800;
  color: var(--brand);
  letter-spacing: -.03em;
}

.fact__text {
  font-size: 14px;
  color: var(--fg-muted);
  font-weight: 500;
}

/* =============================================
   CTA / AUDIT FORM
   ============================================= */
.cta-section {
  background: linear-gradient(160deg, #fff 0%, #E0F7FB 100%);
  border-top: 1px solid var(--border);
}

.cta-section__inner {
  max-width: 700px;
  margin: 0 auto;
}

.cta-section h2 {
  font-size: clamp(26px, 4vw, 36px);
  font-weight: 800;
  margin-bottom: 16px;
  text-align: center;
}

.cta-section > .container > p {
  font-size: 17px;
  color: var(--fg-muted);
  text-align: center;
  margin-bottom: 40px;
  line-height: 1.6;
}

.audit-form {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: 0 8px 40px rgba(0,0,0,.07);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

@media (max-width: 520px) {
  .form-row { grid-template-columns: 1fr; }
  .audit-form { padding: 28px 20px; }
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 14px;
  font-weight: 600;
  color: var(--fg);
}

.optional {
  font-weight: 400;
  color: var(--fg-muted);
}

.form-group input,
.form-group textarea {
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 11px 14px;
  font-size: 15px;
  font-family: var(--font);
  color: var(--fg);
  background: var(--white);
  transition: border-color .15s;
  resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(232, 93, 4, .12);
}

.form__disclaimer {
  font-size: 13px;
  color: var(--fg-muted);
  text-align: center;
}

/* =============================================
   FOOTER
   ============================================= */
.footer {
  background: var(--fg);
  color: var(--white);
  padding: 40px 0;
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
}

.footer .nav__logo { color: var(--white); }

.footer__nav {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.footer__nav a {
  color: #9CA3AF;
  text-decoration: none;
  font-size: 14px;
  transition: color .15s;
}

.footer__nav a:hover { color: var(--white); }

.footer__legal {
  display: flex;
  gap: 16px;
  align-items: center;
  flex-wrap: wrap;
}

.footer__legal a {
  color: #9CA3AF;
  font-size: 13px;
  text-decoration: none;
}

.footer__legal a:hover { color: var(--white); }

.footer__legal span {
  font-size: 13px;
  color: #6B7280;
}

/* =============================================
   RESPONSIVE
   ============================================= */
/* =============================================
   KI-SPRECHSTUNDE POPUP
   ============================================= */

.popup-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(10, 15, 30, 0.65);
  backdrop-filter: blur(4px);
  z-index: 900;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}

.popup-backdrop.is-visible {
  opacity: 1;
  pointer-events: auto;
}

.popup {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -48%) scale(0.96);
  z-index: 901;
  width: min(560px, calc(100vw - 32px));
  background: var(--white);
  border-radius: 20px;
  padding: 48px 44px 40px;
  box-shadow:
    0 24px 80px rgba(0, 0, 0, .18),
    0 2px 8px rgba(0, 0, 0, .08);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease, transform 0.35s ease;
}

.popup.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, -50%) scale(1);
}

.popup__close {
  position: absolute;
  top: 16px;
  right: 18px;
  background: none;
  border: none;
  font-size: 18px;
  color: var(--fg-muted);
  cursor: pointer;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: background 0.15s, color 0.15s;
}

.popup__close:hover {
  background: var(--surface);
  color: var(--fg);
}

.popup__eyebrow {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--brand);
  margin-bottom: 14px;
}

.popup__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--brand);
  box-shadow: 0 0 0 3px var(--brand-light);
  animation: dotlive 1.6s ease-in-out infinite;
}

@keyframes dotlive {
  0%, 100% { box-shadow: 0 0 0 3px var(--brand-light); }
  50%       { box-shadow: 0 0 0 5px rgba(0, 151, 178, .15); }
}

.popup__title {
  font-size: 30px;
  font-weight: 800;
  letter-spacing: -.03em;
  line-height: 1.15;
  margin-bottom: 14px;
  color: var(--fg);
}

.popup__sub {
  font-size: 16px;
  color: var(--fg-muted);
  line-height: 1.65;
  margin-bottom: 28px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--border);
}

.popup__bullets {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 32px;
}

.popup__bullets li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 15px;
  color: var(--fg);
  line-height: 1.5;
}

.popup__icon {
  font-size: 18px;
  flex-shrink: 0;
  margin-top: 1px;
}

.popup__cta-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

.popup__cta { width: 100%; text-align: center; }

.popup__skip {
  background: none;
  border: none;
  font-size: 13px;
  color: var(--fg-muted);
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 3px;
  padding: 0;
  transition: color 0.15s;
}

.popup__skip:hover { color: var(--fg); }

@media (max-width: 520px) {
  .popup { padding: 36px 24px 28px; }
  .popup__title { font-size: 24px; }
}

/* ============================================= */

@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .hero    { padding: 64px 0 56px; }

  .steps::before { display: none; }

  .footer__inner {
    flex-direction: column;
    align-items: flex-start;
  }
}