/* CSS RESET & NORMALIZE */
html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, menu, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed, 
figure, figcaption, footer, header, hgroup, 
main, nav, output, ruby, section, summary,
time, mark, audio, video {
  margin: 0;
  padding: 0;
  border: 0;
  vertical-align: baseline;
  box-sizing: border-box;
  font: inherit;
}
html {
  scroll-behavior: smooth;
  background: #fff;
  font-size: 16px;
}
body {
  font-family: 'Roboto', Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.7;
  color: #212223;
  background: #fff;
}
img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
  height: auto;
}
input, button, textarea, select {
  font: inherit;
}
button {
  background: none;
  border: none;
  cursor: pointer;
}
a {
  text-decoration: none;
  color: inherit;
}

/* MONOCHROME SOPHISTICATED BASE PALETTE */
:root {
  --brand-primary: #212223;
  --brand-white: #fff;
  --brand-black: #0F0F10;
  --brand-grey-100: #F6F6F8;
  --brand-grey-200: #E8E8EA;
  --brand-grey-300: #C8C8CE;
  --brand-grey-400: #94949E;
  --brand-grey-500: #6B6B75;
  --brand-contrast: #15616D;
  --brand-accent: #00528C;
  --brand-shadow: rgba(16,16,24,0.07);
}

/* TYPOGRAPHY -- Elegant fonts */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@600;700&family=Roboto:wght@400;500;700&display=swap');
h1, h2, h3, h4, h5, h6 {
  font-family: 'Montserrat', sans-serif;
  color: var(--brand-black);
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.15;
}
h1 {
  font-size: 2.75rem; /* 44px */
  margin-bottom: 24px;
}
h2 {
  font-size: 2rem; /* 32px */
  margin-bottom: 20px;
}
h3 {
  font-size: 1.375rem; /* 22px */
  margin-bottom: 16px;
}
h4 {
  font-size: 1.125rem; /* 18px */
}
p, ul, ol, li, a, span, label {
  font-family: 'Roboto', Arial, sans-serif;
  color: var(--brand-primary);
  font-size: 1rem;
  font-weight: 400;
}
p {
  margin-bottom: 16px;
  color: var(--brand-black);
}
b, strong {
  font-weight: 700;
  color: var(--brand-black);
}
a {
  color: var(--brand-accent);
  transition: color 0.18s;
}
a:hover {
  color: var(--brand-contrast);
}

.subheadline {
  font-size: 1.25rem;
  font-family: 'Roboto', Arial, sans-serif;
  color: var(--brand-grey-500);
  margin-bottom: 24px;
}

/* LAYOUT CONTAINERS */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 20px;
  padding-right: 20px;
}
.content-wrapper {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  row-gap: 14px;
}

.section {
  margin-bottom: 60px;
  padding: 40px 20px;
}

.card-container {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}
.card {
  margin-bottom: 20px;
  position: relative;
}
.content-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: space-between;
}
.text-image-section {
  display: flex;
  align-items: center;
  gap: 30px;
  flex-wrap: wrap;
}
.testimonial-card {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px;
}
.feature-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
}

/* HEADER & NAVIGATION */
header {
  background: var(--brand-white);
  box-shadow: 0 1px 6px var(--brand-shadow);
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
}
.logo-mark, .header-content a img {
  height: 42px;
}
nav.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}
nav.main-nav a {
  font-family: 'Montserrat', sans-serif;
  color: var(--brand-black);
  font-size: 1.05rem;
  font-weight: 500;
  transition: color 0.18s;
  position: relative;
}
nav.main-nav a:hover:after {
  content: '';
  display: block;
  position: absolute;
  left: 0; right: 0; bottom: -6px;
  height: 2px;
  background: var(--brand-black);
  border-radius: 1px;
}
nav.main-nav a.active {
  color: var(--brand-accent);
}

.cta-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  border-radius: 26px;
  background: var(--brand-black);
  color: var(--brand-white);
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.01em;
  transition: background 0.18s, color 0.18s, box-shadow 0.18s;
  box-shadow: 0 3px 18px var(--brand-shadow);
  border: 2px solid var(--brand-black);
  margin-left: 24px;
}
.cta-button:hover, .cta-button:focus {
  background: var(--brand-accent);
  color: var(--brand-white);
  border-color: var(--brand-accent);
  box-shadow: 0 4px 26px var(--brand-shadow);
}

.mobile-menu-toggle {
  display: none;
  font-size: 2rem;
  color: var(--brand-black);
  background: none;
  border: none;
  margin-left: 16px;
  transition: color 0.18s;
}
.mobile-menu-toggle:hover,
.mobile-menu-toggle:focus {
  color: var(--brand-accent);
}

/* MOBILE MENU */
.mobile-menu {
  position: fixed;
  top: 0; left: 0;
  width: 100vw;
  height: 100vh;
  background: var(--brand-white);
  z-index: 2000;
  transform: translateX(-100%);
  transition: transform 0.33s cubic-bezier(0.61, 1, 0.88, 1);
  display: flex;
  flex-direction: column;
}
.mobile-menu.open {
  transform: translateX(0%);
}
.mobile-menu-close {
  font-size: 2.2rem;
  color: var(--brand-black);
  background: none;
  align-self: flex-end;
  margin: 22px 26px 0 0;
  border: none;
}
.mobile-nav {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 18px;
  margin-top: 40px;
  padding-left: 32px;
}
.mobile-nav a {
  font-family: 'Montserrat', sans-serif;
  color: var(--brand-black);
  font-size: 1.25rem;
  padding: 12px 0;
  width: 100%;
  transition: color 0.16s, background 0.16s;
}
.mobile-nav a:hover, .mobile-nav a:focus {
  color: var(--brand-accent);
  background: var(--brand-grey-100);
  border-radius: 6px;
}

/* MAIN - HERO SECTION */
.hero {
  background: linear-gradient(90deg, #fff 70%, #F6F6F8 100%);
  border-bottom: 1px solid var(--brand-grey-200);
  min-height: 340px;
  display: flex;
  align-items: center;
  padding: 52px 0 32px 0;
}
.hero .content-wrapper {
  align-items: flex-start;
  gap: 18px;
}

/* FEATURES SECTION */
.features {
  background: #fff;
  border-bottom: 1px solid var(--brand-grey-200);
}
.feature-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 28px 36px;
  margin-top: 16px;
}
.feature-item {
  background: var(--brand-grey-100);
  border-radius: 18px;
  padding: 32px 20px 32px 20px;
  box-shadow: 0 3px 12px var(--brand-shadow);
  flex: 1 1 230px;
  min-width: 220px;
  max-width: 330px;
  align-items: flex-start;
  transition: box-shadow 0.23s, background 0.23s;
}
.feature-item img {
  width: 38px;
  height: 38px;
  margin-bottom: 14px;
}
.feature-item h3 {
  color: var(--brand-black);
  margin-bottom: 7px;
  font-size: 1.17rem;
}
.feature-item:hover,
.feature-item:focus-within {
  background: var(--brand-white);
  box-shadow: 0 5px 20px var(--brand-shadow);
  border: 1px solid var(--brand-grey-200);
}

/* SERVICE OVERVIEW, SERVICES, & SERVICE GRIDS */
.services-overview, .services, .faq-preview, .service-grid {
  background: var(--brand-white);
}
.service-list, .core-values, .step-list {
  list-style: none;
  margin-bottom: 14px;
}
.service-list li, .core-values li, .step-list li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 13px;
  font-size: 1.09rem;
}
.service-list li:before,
.core-values li:before,
.step-list li:before {
  content: '\2022';
  position: absolute;
  left: 0px;
  top: 0;
  color: var(--brand-grey-400);
  font-size: 1.22em;
}

.service-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-bottom: 24px;
  justify-content: space-between;
}
.service-item {
  flex: 1 1 220px;
  min-width: 210px;
  max-width: 320px;
  background: var(--brand-grey-100);
  padding: 28px 20px;
  border-radius: 15px;
  box-shadow: 0 2px 10px var(--brand-shadow);
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: box-shadow 0.22s, background 0.22s;
}
.service-item h2 {
  font-size: 1.14rem;
  margin-bottom: 6px;
}
.service-price {
  margin-top: 12px;
  font-weight: 600;
  color: var(--brand-accent);
  font-family: 'Montserrat', sans-serif;
  font-size: 1.13rem;
}
.service-item:hover {
  background: var(--brand-white);
  box-shadow: 0 6px 24px var(--brand-shadow);
}

/* TESTIMONIALS */
.testimonials, .testimonial-slider, .testimonial-carousel {
  background: #fff;
  margin-bottom: 0;
}
.testimonial-slider, .testimonial-carousel {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-bottom: 28px;
  justify-content: flex-start;
}
.testimonial-card {
  background: var(--brand-grey-100);
  border-radius: 14px;
  box-shadow: 0 2px 14px var(--brand-shadow);
  padding: 24px 20px 15px 20px;
  min-width: 260px;
  max-width: 360px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  color: var(--brand-black);
  margin-bottom: 20px;
  transition: box-shadow 0.16s, transform 0.14s;
}
.testimonial-card:hover {
  box-shadow: 0 5px 22px var(--brand-shadow);
  transform: translateY(-2px) scale(1.01);
}
.testimonial-card p {
  color: var(--brand-black);
  font-size: 1.08rem;
  margin-bottom: 8px;
  font-style: italic;
}
.testimonial-author {
  color: var(--brand-grey-500);
  font-size: 1rem;
  font-style: normal;
  font-weight: 500;
}
.rating-summary, .rating-statistics {
  color: var(--brand-black);
  background: var(--brand-grey-200);
  border-radius: 10px;
  margin-top: 10px;
  padding: 8px 18px;
  font-size: 1.04rem;
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  display: inline-block;
}
.highlight-quotes blockquote {
  border-left: 4px solid var(--brand-black);
  margin: 22px 0 0 0;
  padding-left: 18px;
  color: var(--brand-black);
  font-size: 1.12rem;
  font-style: italic;
  font-weight: 500;
}

/* CTA BANNER/SECTIONS */
.cta-banner, .cta {
  background: var(--brand-black);
  padding: 46px 0;
  border-radius: 24px;
  margin-bottom: 64px;
  box-shadow: 0 6px 30px var(--brand-shadow);
}
.cta-banner h2, .cta h2, .cta-banner .cta-button, .cta .cta-button {
  color: var(--brand-white);
}
.cta-banner .cta-button, .cta .cta-button {
  background: var(--brand-white);
  color: var(--brand-black);
  margin-top: 25px;
  border: 2px solid var(--brand-white);
}
.cta-banner .cta-button:hover, .cta .cta-button:hover {
  background: var(--brand-accent);
  color: var(--brand-white);
  border-color: var(--brand-accent);
}

/* FOOTER */
footer {
  background: var(--brand-black);
  color: var(--brand-white);
  padding: 42px 0 24px 0;
}
.footer-content {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 36px;
}
.footer-content a img {
  height: 38px;
  margin-bottom: 0;
}
.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}
.footer-nav a {
  font-family: 'Montserrat', sans-serif;
  color: var(--brand-grey-200);
  font-size: 0.97rem;
  transition: color 0.19s;
}
.footer-nav a:hover {
  color: var(--brand-white);
}
.legal-info {
  color: var(--brand-grey-400);
  font-size: 0.9rem;
  margin-top: 16px;
}

/* FAQ ACCORDION */
.faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 22px;
}
.faq-item {
  background: var(--brand-grey-100);
  border-radius: 8px;
  padding: 18px 22px;
  box-shadow: 0 1px 6px var(--brand-shadow);
  transition: box-shadow 0.16s;
}
.faq-item h2 {
  font-size: 1.14rem;
  color: var(--brand-black);
  margin-bottom: 5px;
}
.faq-item p {
  font-size: 1.02rem;
  color: var(--brand-primary);
}
.faq-item:hover {
  box-shadow: 0 3px 13px var(--brand-shadow);
}

/* STEPS / PROCESS */
.step-list {
  margin: 0 0 28px 0;
  padding-left: 0;
}
.step-list li {
  margin-bottom: 20px;
  font-size: 1.09rem;
}
.step-list li strong {
  font-weight: 600;
  color: var(--brand-black);
}

/* CONTACT DETAILS */
.contact-list {
  list-style: none;
  margin-bottom: 0;
}
.contact-list li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 13px;
  font-size: 1.04rem;
}
.contact-list li:before {
  content: '\2022';
  position: absolute;
  left: 0; top: 0;
  color: var(--brand-grey-400);
  font-size: 1.24em;
}
.contact-list a {
  color: var(--brand-accent);
  font-weight: 500;
}

/* COOKIE CONSENT BANNER */
.cookie-banner {
  position: fixed;
  bottom: 0; left: 0;
  width: 100%;
  background: #888888;
  color: var(--brand-white);
  padding: 22px 20px;
  z-index: 3000;
  box-shadow: 0 -2px 16px var(--brand-shadow);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 22px;
  font-size: 1.03rem;
  animation: cookie-fade-in 0.36s;
}
@keyframes cookie-fade-in {
  from { opacity:0; transform: translateY(26px); }
  to { opacity:1; transform: translateY(0); }
}
.cookie-banner button {
  margin-left: 10px;
  padding: 9px 22px;
  border-radius: 22px;
  border: 2px solid var(--brand-white);
  background: var(--brand-white);
  color: var(--brand-black);
  font-family: 'Montserrat', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.cookie-banner button:hover, .cookie-banner button:focus {
  background: var(--brand-accent);
  color: var(--brand-white);
  border-color: var(--brand-accent);
}
.cookie-banner .cookie-settings {
  background: none;
  color: var(--brand-white);
  border: 2px solid var(--brand-white);
  margin-left: 8px;
  transition: background 0.15s, color 0.15s;
}
.cookie-banner .cookie-settings:hover, .cookie-banner .cookie-settings:focus {
  background: var(--brand-black);
  color: var(--brand-accent);
  border-color: var(--brand-accent);
}

/* COOKIE MODAL (PREFERENCES) */
.cookie-modal {
  display: none;
  position: fixed;
  left:0; top:0;
  width: 100vw;
  height: 100vh;
  background: rgba(15,15,15,0.56);
  z-index: 4000;
  align-items: center;
  justify-content: center;
  animation: cookie-backdrop-fade 0.3s;
}
.cookie-modal.open {
  display: flex;
}
@keyframes cookie-backdrop-fade {
  from { opacity: 0; }
  to { opacity: 1; }
}
.cookie-modal-content {
  background: var(--brand-white);
  color: var(--brand-black);
  border-radius: 14px;
  box-shadow: 0 7px 36px var(--brand-shadow);
  padding: 36px 32px 28px 32px;
  min-width: 340px;
  max-width: 96vw;
  display: flex;
  flex-direction: column;
  gap: 25px;
  animation: cookie-modal-fadein 0.23s;
}
@keyframes cookie-modal-fadein {
  from { opacity:0; transform: scale(0.94); }
  to   { opacity:1; transform: scale(1); }
}
.cookie-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 6px;
}
.cookie-modal-header h2 {
  font-size: 1.29rem;
  margin-bottom: 0;
}
.cookie-modal-close {
  font-size: 1.5rem;
  background: none;
  border: none;
  color: var(--brand-black);
}
.cookie-options {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.cookie-option-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 9px 0;
  border-bottom: 1px solid var(--brand-grey-200);
}
.cookie-option-row:last-child {
  border-bottom: 0;
}
.cookie-option-row label {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.09rem;
  color: var(--brand-black);
  font-weight: 500;
}
.cookie-toggle {
  min-width: 38px;
  min-height: 22px;
  accent-color: var(--brand-accent);
}

.cookie-modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 10px;
}
.cookie-modal-footer button {
  padding: 8px 20px;
  border-radius: 21px;
  border: 2px solid var(--brand-black);
  background: var(--brand-black);
  color: var(--brand-white);
  font-family: 'Montserrat', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.cookie-modal-footer button:hover, .cookie-modal-footer button:focus {
  background: var(--brand-accent);
  border-color: var(--brand-accent);
}

/* SPECIALS */
.confirmation {
  background: var(--brand-grey-100);
  border-radius: 12px;
  box-shadow: 0 3px 16px var(--brand-shadow);
  padding: 48px 32px 38px 32px;
  margin: 50px auto 70px auto;
  text-align: center;
  max-width: 530px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.confirmation h1 {
  font-size: 2.1rem;
  margin-bottom: 14px;
}
.confirmation p {
  font-size: 1.19rem;
  margin-bottom: 20px;
  color: var(--brand-black);
}

/* SPACING for CARDS, SECTIONS everywhere */
main section, .about, .features, .services-overview, .testimonials, .faq, .gdpr, .cookie-policy, .datenschutz, .terms, .contact-details, .confirmation {
  margin-bottom: 60px;
  padding: 40px 20px;
}

.card, .testimonial-card, .feature-item, .service-item, .faq-item {
  margin-bottom: 20px;
}

.card-container, .content-grid, .feature-grid, .service-grid, .testimonial-slider, .testimonial-carousel {
  gap: 20px;
}

/* HOVER EFFECTS & MICRO-INTERACTIONS */
.card, .testimonial-card, .feature-item, .service-item, .faq-item {
  transition: box-shadow 0.19s, background 0.17s;
}
.card:hover, .service-item:hover {
  box-shadow: 0 6px 26px var(--brand-shadow);
  background: var(--brand-grey-200);
}
.card:focus-within, .testimonial-card:focus-within, .feature-item:focus-within, .faq-item:focus-within {
  outline: 2px solid var(--brand-accent);
}

/* Hide scroll on mobile-menu when open */
body.mobile-menu-open {
  overflow: hidden;
}

/* --- RESPONSIVE DESIGN --- */
@media (max-width: 1024px) {
  .container {
    max-width: 930px;
  }
  .main-nav {
    gap: 16px;
  }
  .feature-grid, .service-grid, .testimonial-slider, .testimonial-carousel {
    gap: 16px;
  }
}
@media (max-width: 900px) {
  .container {
    max-width: 740px;
  }
  .footer-content {
    flex-direction: column;
    align-items: flex-start;
    gap: 24px;
  }
}
@media (max-width: 768px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.38rem; }
  h3 { font-size: 1.1rem; }
  .section,
  main section, .about, .features, .services-overview, .testimonials, .faq, .gdpr, .cookie-policy, .datenschutz, .terms, .contact-details, .confirmation {
    padding: 26px 12px;
    margin-bottom: 36px;
  }
  .footer-content {
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
  }
  .main-nav {
    display: none !important;
  }
  .cta-button {
    margin-left: 0;
    padding: 11px 18px;
    font-size: 0.98rem;
  }
  .mobile-menu-toggle {
    display: inline-block;
  }
  .feature-grid, .service-grid, .testimonial-slider, .testimonial-carousel {
    flex-direction: column;
    gap: 18px;
  }
  .feature-item, .service-item, .testimonial-card {
    min-width: 0;
    width: 100%;
    box-sizing: border-box;
    max-width: unset;
  }
  .hero {
    min-height: 210px;
    padding: 22px 0 18px 0;
    align-items: flex-start;
  }
  .testimonial-slider, .testimonial-carousel {
    flex-direction: column;
  }
  .content-wrapper {
    padding: 0;
    gap: 9px;
  }
  .text-image-section {
    flex-direction: column;
    gap: 16px;
    align-items: flex-start;
  }
}

@media (max-width: 520px) {
  .container {
    padding-left: 8px;
    padding-right: 8px;
  }
  .section,
  main section {
    padding: 13px 2px;
    margin-bottom: 18px;
  }
  .footer-content {
    gap: 10px;
  }
}

/* UTILITIES */
.hide {
  display: none !important;
}
.flex-row {
  display: flex;
  flex-direction: row;
}
.flex-col {
  display: flex;
  flex-direction: column;
}
.align-center {
  align-items: center;
}
.align-start {
  align-items: flex-start;
}
.justify-center {
  justify-content: center;
}
.justify-between {
  justify-content: space-between;
}
.gap-20 { gap: 20px; }
.gap-30 { gap: 30px; }

/* Z-INDEX LAYERING for overlays */
.mobile-menu, .cookie-banner, .cookie-modal {
  z-index: 3000;
}

/* PREVENT ABSOLUTE for CARDS etc (only for icons or effects), done above */

/* END OF CSS */