/* CSS RESET & BASE STYLES */
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, 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, 
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
  margin: 0;
  padding: 0;
  border: 0;
  font-size: 100%;
  font: inherit;
  vertical-align: baseline;
  box-sizing: border-box;
}
html {
  box-sizing: border-box;
  font-family: 'Open Sans', Arial, sans-serif;
  background: #fff;
  scroll-behavior: smooth;
}
*, *:before, *:after {
  box-sizing: inherit;
}
body {
  min-height: 100vh;
  color: #253E5A;
  background: #F6F8FA;
  font-family: 'Open Sans', Arial, sans-serif;
  line-height: 1.65;
  font-size: 16px;
  position: relative;
}
img {
  max-width: 100%;
  display: block;
  height: auto;
  border-radius: 10px;
}
a {
  color: #14A098;
  text-decoration: none;
  transition: color 0.2s;
}
a:hover, a:focus {
  color: #1dc6c0;
}

/* BRAND FONTS */
h1, h2, h3, .cta-button {
  font-family: 'Montserrat', 'Open Sans', Arial, sans-serif;
  font-weight: 700;
  letter-spacing: 0.01em;
}
p, li, .testimonial-author, span, blockquote {
  font-family: 'Open Sans', Arial, sans-serif;
}

/* COLORS */
:root {
  --primary: #253E5A;
  --secondary: #14A098;
  --accent: #F6F8FA;
  --brand-dark: #17293c;
  --brand-light: #F6F8FA;
  --brand-cyan: #14A098;
  --brand-orange: #F26600;
  --brand-yellow: #FFDD57;
  --brand-pink: #e14077;
  --cta-gradient1: #14A098;
  --cta-gradient2: #F26600;
}

/* TYPOGRAPHY SCALE */
h1 {
  font-size: 2.8rem;
  line-height: 1.13;
  margin-bottom: 24px;
  color: var(--primary);
  text-shadow: 1px 2px 8px rgba(36,82,120, 0.06);
}
h2 {
  font-size: 2.1rem;
  margin-bottom: 22px;
  color: var(--secondary);
  font-weight: 700;
  position: relative;
  z-index: 1;
}
h3 {
  font-size: 1.35rem;
  margin-bottom: 12px;
  font-weight: 600;
  color: var(--brand-dark);
}
h4, h5, h6 {
  font-size: 1.1rem;
  margin-bottom: 8px;
  font-weight: 500;
  color: var(--brand-dark);
}
p, li {
  font-size: 1rem;
  margin-bottom: 12px;
}
blockquote {
  font-family: 'Montserrat', 'Open Sans', Arial, sans-serif;
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--primary);
  border-left: 5px solid var(--brand-cyan);
  background: #fff;
  margin: 0 0 14px 0;
  padding: 16px 14px 12px 24px;
  border-radius: 14px;
  box-shadow: 0 2px 12px 0 rgba(20,160,152,.07);
}
.testimonial-author {
  color: var(--brand-dark);
  font-weight: 600;
}

ul, ol {
  margin-left: 24px;
  margin-bottom: 16px;
}

/* CONTAINER & SPACING */
.container {
  width: 100%;
  max-width: 1240px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}
.content-wrapper {
  display: flex;
  flex-direction: column;
  gap: 24px;
  align-items: flex-start;
}
.text-section {
  align-items: flex-start;
  max-width: 750px;
}

/* SECTIONS SPACING & PATTERNS */
.section, section {
  margin-bottom: 60px;
  padding: 40px 0 40px 0;
}
.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;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  padding: 20px;
  min-width: 220px;
}
.feature-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
}

/* HERO SECTIONS */
.hero, .blog-hero, .contact-hero, .thank-you {
  background: linear-gradient(90deg, #fff 60%, rgba(20,160,152,0.12) 110%), linear-gradient(120deg, #ffdd57 2%, #fff 58%, #e1407740 95%);
  border-bottom-left-radius: 56px 34px;
  border-bottom-right-radius: 88px 60px;
  box-shadow: 0 5px 24px 0 rgba(36,62,90,0.05);
}
.hero .container,
.blog-hero .container,
.contact-hero .container,
.thank-you .container {
  min-height: 320px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
}

/* NAVIGATION */
header {
  width: 100%;
  background: #fff;
  position: relative;
  box-shadow: 0 2px 12px -6px rgba(36,62,90, .09);
  z-index: 20;
}
.main-nav {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 16px 0 12px 0;
  position: relative;
  width: 100%;
}
.main-nav a img {
  height: 42px;
  width: auto;
}
.main-nav ul {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: 18px;
  list-style: none;
  margin-left: 24px;
}
.main-nav ul li a {
  color: var(--primary);
  font-weight: 500;
  font-size: 1.05rem;
  padding: 4px 0;
  border-bottom: 2px solid transparent;
  transition: border 0.2s, color 0.15s;
}
.main-nav ul li a:hover,
.main-nav ul li a:focus {
  color: var(--secondary);
  border-bottom: 2px solid var(--brand-pink);
}
.cta-button {
  padding: 10px 30px;
  font-size: 1.08rem;
  font-weight: 700;
  border-radius: 24px 8px 24px 8px;
  color: #fff;
  background: linear-gradient(90deg, var(--cta-gradient1) 0%, var(--cta-gradient2) 90%);
  box-shadow: 0 2px 8px 0 rgba(20,160,152,0.10);
  transition: background 0.14s, box-shadow 0.18s, transform 0.16s;
  margin-left: 16px;
  border: none;
  cursor: pointer;
  letter-spacing: .01em;
}
.cta-button:hover, .cta-button:focus {
  background: linear-gradient(90deg, var(--cta-gradient2) 0%, var(--cta-gradient1) 100%);
  box-shadow: 0 4px 18px 0 rgba(241,102,0,0.13);
  transform: translateY(-2px) scale(1.03);
  color: #fff;
}
nav.footer-nav a, nav.footer-legal a {
  display: inline-block;
  margin-right: 13px;
  margin-bottom: 10px;
  font-size: 0.98rem;
  color: var(--secondary);
  font-weight: 500;
  transition: color 0.13s;
}
nav.footer-nav a:hover, nav.footer-legal a:hover {
  color: var(--brand-pink);
}

/* MOBILE MENU */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 2rem;
  color: var(--secondary);
  margin-left: 8px;
  cursor: pointer;
  z-index: 31;
  transition: color 0.18s;
}
.mobile-menu {
  display: none;
  flex-direction: column;
  justify-content: flex-start;
  align-items: flex-start;
  position: fixed;
  top: 0; left: 0;
  width: 100vw;
  height: 100vh;
  background: #fff;
  box-shadow: 0 4px 64px 0 rgba(36,62,90,0.12);
  z-index: 40;
  transform: translateX(-110%);
  transition: transform .38s cubic-bezier(.46,.01,.26,1.05);
  padding: 30px 22px 0 22px;
}
.mobile-menu.active {
  display: flex;
  transform: translateX(0);
  animation: slideInMobileMenu .36s cubic-bezier(.69,.02,.31,1.07);
}
@keyframes slideInMobileMenu {
  0% { transform: translateX(-110%); }
  100% { transform: translateX(0); }
}
.mobile-menu-close {
  align-self: flex-end;
  font-size: 2.2rem;
  color: var(--secondary);
  background: none;
  border: none;
  margin-bottom: 14px;
  cursor: pointer;
  transition: color 0.14s;
  z-index: 42;
}
.mobile-menu-close:hover, .mobile-menu-close:focus {
  color: var(--brand-pink);
}
.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 18px;
  width: 100%;
}
.mobile-nav a {
  padding: 12px 0 12px 8px;
  font-size: 1.2rem;
  font-family: 'Montserrat', Arial, sans-serif;
  color: var(--primary);
  font-weight: 600;
  border-radius: 8px;
  background: none;
  transition: background 0.13s, color 0.13s;
}
.mobile-nav a:hover, .mobile-nav a:focus {
  background: var(--accent);
  color: var(--secondary);
}

/* FEATURES & CARDS */
.features .feature-grid, .section .feature-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  margin-top: 18px;
}
.feature-item {
  background: #fff;
  border-radius: 20px 30px 18px 9px;
  box-shadow: 0 3px 18px 0 rgba(20,160,152, .09);
  padding: 30px 30px 24px 26px;
  min-width: 220px;
  max-width: 340px;
  flex: 1 1 220px;
  position: relative;
  border-left: 6px solid var(--brand-cyan);
  transition: box-shadow 0.18s, transform 0.15s;
}
.feature-item img {
  height: 50px;
  width: auto;
  border-radius: 12px 50px 10px 10px;
  background: #F6F8FA;
  margin-bottom: 2px;
  box-shadow: 0 1px 7px 0 rgba(241,102,0,0.09);
}
.feature-item:hover, .feature-item:focus {
  box-shadow: 0 12px 34px 0 rgba(36,62,90,0.09);
  transform: translateY(-6px) scale(1.025);
}

/* SERVICE CARDS (COURSES/LEISTUNGEN) */
.service-cards, .service-list {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 18px;
  justify-content: flex-start;
}
.service-card {
  background: linear-gradient(100deg, #fff 70%, #F6F8FA 100%);
  border-radius: 18px 8px 22px 12px;
  box-shadow: 0 2px 14px 0 rgba(36,62,90,0.077);
  padding: 28px 32px 20px 26px;
  min-width: 225px;
  max-width: 325px;
  flex: 1 1 240px;
  margin-bottom: 20px;
  border-left: 4px solid var(--secondary);
  transition: box-shadow 0.16s, border 0.2s, transform 0.15s;
  position: relative;
}
.service-card:hover, .service-card:focus {
  box-shadow: 0 11px 30px 0 rgba(20,160,152, .14);
  border-left: 5px solid var(--brand-orange);
  transform: translateY(-4px) scale(1.012);
}
.service-card h3 {
  font-size: 1.25rem;
  color: var(--brand-pink);
  margin-bottom: 8px;
}
.price {
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--secondary);
  margin-top: 8px;
  letter-spacing: .02em;
}

/* TESTIMONIALS */
.testimonials, .testimonial-list {
  width: 100%;
}
.testimonial-list {
  display: flex;
  flex-direction: row;
  gap: 28px;
  flex-wrap: wrap;
  margin-top: 22px;
}
.testimonial-card {
  background: #fff;
  border-radius: 16px 32px 14px 8px;
  box-shadow: 0 7px 32px 0 rgba(20,160,152,0.14);
  min-width: 240px;
  max-width: 350px;
  padding: 30px 24px 16px 26px;
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 13px;
  border-left: 5px solid var(--brand-pink);
  transition: box-shadow 0.18s, transform 0.16s;
}
.testimonial-card:hover, .testimonial-card:focus {
  box-shadow: 0 14px 38px 0 rgba(241,102,0,0.18);
  transform: scale(1.018) translateY(-4px);
}
.testimonial-card blockquote {
  color: var(--primary);
  background: #fff;
  border: none;
  box-shadow: none;
  margin-bottom: 10px;
  font-style: italic;
  font-size: 1.07rem;
}
.testimonial-author {
  color: var(--primary);
  font-size: 1rem;
  font-style: normal;
}

/* BLOG LIST */
.blog-list {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 18px;
}
.blog-item {
  flex: 1 1 290px;
  min-width: 220px;
  max-width: 380px;
  background: #fff;
  border-radius: 20px 8px 16px 20px;
  box-shadow: 0 3px 16px 0 rgba(20,160,152,.08);
  padding: 26px 28px 20px 22px;
  margin-bottom: 20px;
  border-left: 5px solid var(--brand-orange);
  transition: box-shadow 0.2s, border 0.14s, transform 0.16s;
  cursor: pointer;
  position: relative;
}
.blog-item:hover, .blog-item:focus {
  box-shadow: 0 14px 36px 0 rgba(225,64,119, .16);
  border-left: 6px solid var(--brand-pink);
  transform: translateY(-3px) scale(1.012);
}
.blog-tags {
  display: inline-block;
  color: var(--brand-cyan);
  font-size: 0.95rem;
  margin-top: 16px;
  font-weight: 600;
  letter-spacing: .035em;
}

/* NEWSLETTER/CTA */
.cta, .newsletter {
  background: linear-gradient(90deg, #FFF5EE 0%, #F6F8FA 95%);
  border-radius: 24px 14px 34px 18px;
  margin-bottom: 60px;
  box-shadow: 0 6px 48px 0 rgba(20,160,152, .09);
  padding: 38px 0 40px 0;
}
.cta .container, .newsletter .container {
  min-height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* FOOTER */
footer {
  background: var(--primary);
  color: #fff;
  padding: 60px 0 0 0;
  border-top-left-radius: 36px 20px;
  border-top-right-radius: 44px 33px;
  box-shadow: 0 -2px 13px 0 rgba(20,160,152,.08);
  width: 100%;
}
footer .container {
  padding-bottom: 28px;
}
footer .content-wrapper {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
}
.footer-brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
}
.footer-brand img {
  height: 40px;
  margin-bottom: 0;
}
.footer-nav, .footer-legal {
  display: flex;
  flex-direction: column;
  gap: 9px;
  min-width: 160px;
}
.footer-contact {
  color: #fff;
  font-size: 0.97rem;
  max-width: 260px;
}
.footer-contact a {
  color: #fff;
  text-decoration: underline;
  transition: color 0.13s;
}
.footer-contact a:hover {
  color: var(--brand-pink);
}

/* LEGAL SECTIONS */
.legal-section {
  background: #fff;
  border-radius: 32px 9px 24px 12px;
  box-shadow: 0 4px 30px 0 rgba(20,160,152, .11);
  padding: 40px 0 40px 0;
  margin-bottom: 60px;
}
.legal-section .container {
  padding-top: 0;
  padding-bottom: 0;
}

/* CONTACT/INFO */
.contact-details, .contact-info, .map-section {
  margin-bottom: 60px;
  padding: 40px 0 40px 0;
}
.contact-details .container, .map-section .container {
  display: flex;
  align-items: flex-start;
  width: 100%;
}
.contact-info {
  background: #fff;
  border-radius: 20px 14px 20px 32px;
  box-shadow: 0 2px 16px 0 rgba(36,62,90,0.06);
  padding: 22px 30px 16px 24px;
  margin-bottom: 24px;
  font-size: 1rem;
}

/* BUTTONS & INTERACTIVE */
button,
input[type=button],
input[type=submit],
input[type=reset] {
  font-family: 'Montserrat', Arial, sans-serif;
  padding: 10px 26px;
  border-radius: 24px 8px 24px 8px;
  border: none;
  background: linear-gradient(90deg, var(--cta-gradient1) 0%, var(--cta-gradient2) 85%);
  color: #fff;
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: .025em;
  cursor: pointer;
  transition: background 0.12s, box-shadow 0.15s, color 0.16s, transform 0.12s;
  margin-right: 10px;
}
button:hover, button:focus {
  background: linear-gradient(90deg, var(--cta-gradient2) 0%, var(--cta-gradient1) 93%);
  color: #fff;
  box-shadow: 0 2px 14px 0 rgba(225,64,119, 0.10);
  transform: translateY(-2px) scale(1.025);
}

/* COOKIE CONSENT BANNER */
.cookie-banner {
  position: fixed;
  left: 0;
  bottom: 0;
  width: 100vw;
  background: #fff;
  box-shadow: 0 -2px 24px 0 rgba(20,160,152, 0.18);
  border-top-left-radius: 32px 20px;
  border-top-right-radius: 28px 18px;
  z-index: 1002;
  padding: 24px 22px 22px 22px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 19px;
  animation: cookieFadeIn .6s cubic-bezier(.51,.08,.27,1.03);
}
@keyframes cookieFadeIn {
  0% { transform: translateY(100%); opacity: 0.3; }
  100% { transform: translateY(0); opacity: 1; }
}
.cookie-banner__text {
  font-size: 1.02rem;
  color: var(--primary);
  margin-bottom: 0;
}
.cookie-banner__actions {
  display: flex;
  flex-direction: row;
  gap: 18px;
}
.cookie-btn {
  padding: 7px 25px;
  font-size: 1rem;
  background: var(--secondary);
  color: #fff;
  border-radius: 18px 6px 18px 6px;
  font-weight: 600;
  margin-right: 8px;
  border: none;
  transition: background 0.16s, color 0.16s, transform 0.11s;
  box-shadow: 0 1px 8px 0 rgba(225,64,119,0.07);
}
.cookie-btn.accept {
  background: var(--brand-cyan);
}
.cookie-btn.reject {
  background: var(--brand-pink);
}
.cookie-btn.settings {
  background: var(--brand-orange);
}
.cookie-btn:hover, .cookie-btn:focus {
  filter: brightness(1.06);
  transform: scale(1.04);
}

/* COOKIE MODAL */
.cookie-modal-overlay {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  z-index: 1003;
  background: rgba(37,62,90, 0.38);
  justify-content: center;
  align-items: center;
  animation: fadeInModalBg .34s linear;
}
.cookie-modal-overlay.active {
  display: flex;
}
@keyframes fadeInModalBg {
  0% { opacity: 0; }
  100% { opacity: 1; }
}
.cookie-modal {
  background: #fff;
  border-radius: 18px 32px 14px 8px;
  box-shadow: 0 14px 44px 0 rgba(20,160,152,0.17);
  padding: 38px 34px 30px 34px;
  max-width: 420px;
  width: 92vw;
  display: flex;
  flex-direction: column;
  gap: 20px;
  animation: modalAppear .34s cubic-bezier(.52,.11,.23,1.11);
}
@keyframes modalAppear {
  0% { transform: scale(0.85); opacity: .1; }
  100% { transform: scale(1); opacity: 1; }
}
.cookie-modal h2 {
  font-size: 1.3rem;
  color: var(--brand-cyan);
  margin-bottom: 8px;
}
.cookie-categories {
  display: flex;
  flex-direction: column;
  gap: 11px;
  margin-bottom: 12px;
}
.cookie-category {
  display: flex;
  align-items: center;
  gap: 16px;
  background: #F6F8FA;
  border-radius: 13px 6px 16px 10px;
  padding: 13px 12px;
  font-size: 1rem;
  font-weight: 500;
}
.cookie-category input[type=checkbox],
.cookie-category input[type=radio] {
  accent-color: var(--brand-cyan);
  width: 18px; height: 18px;
}
.cookie-category.disabled {
  opacity: .63;
  pointer-events: none;
}
.cookie-modal .cookie-btn {
  margin-right: 0;
  width: 100%;
}
.cookie-modal-close {
  position: absolute;
  top: 18px;
  right: 18px;
  background: none;
  border: none;
  font-size: 1.8rem;
  color: var(--brand-orange);
  cursor: pointer;
}

/* Animations for micro-interactions */
.cta-button, .blog-item, .feature-item, .service-card, .testimonial-card, .footer-brand img {
  transition: box-shadow 0.2s, transform 0.17s, background 0.16s;
}

/* RESPONSIVENESS */
@media (max-width: 1020px) {
  .main-nav ul { gap: 10px; }
  .container { padding-left: 14px; padding-right: 14px; }
  .footer-nav, .footer-legal { min-width: 110px; }
}
@media (max-width: 900px) {
  .service-cards, .service-list, .feature-grid, .blog-list, .testimonial-list, .footer-nav, .footer-legal {
    gap: 16px;
  }
  .feature-item, .service-card, .testimonial-card, .blog-item {
    min-width: 180px;
    max-width: 100%;
    padding-left: 14px;
    padding-right: 13px;
  }
  .features .feature-grid, .section .feature-grid {
    gap: 18px;
  }
}
@media (max-width: 768px) {
  .main-nav ul,
  .main-nav .cta-button {
    display: none;
  }
  .mobile-menu-toggle {
    display: block;
    background: none;
    margin-left: auto;
  }
  .main-nav {
    padding: 10px 0 10px 0;
  }
  .container {
    padding-left: 10px;
    padding-right: 10px;
    min-width: 0;
  }
  .section, section, .legal-section, .contact-details, .map-section {
    padding: 32px 0 30px 0;
    margin-bottom: 34px;
  }
  .content-wrapper, .text-section {
    gap: 16px;
  }
  .feature-grid, .service-cards, .service-list, .testimonial-list, .blog-list {
    flex-direction: column;
    gap: 14px;
  }
  .feature-item, .service-card, .testimonial-card, .blog-item {
    max-width: 100%;
    min-width: 0;
  }
  .footer-nav, .footer-legal, .footer-contact {
    min-width: 0;
  }
  .footer-brand img {
    height: 31px;
  }
  .cta, .newsletter {
    padding: 20px 0;
    border-radius: 15px 6px 17px 8px;
  }
  .cta .container, .newsletter .container {
    min-height: 100px;
  }
  h1 {
    font-size: 2rem;
  }
  h2 {
    font-size: 1.3rem;
    margin-bottom: 11px;
  }
  h3 {
    font-size: 1.08rem;
  }
  .text-image-section {
    flex-direction: column !important;
    gap: 14px;
  }
  .mobile-menu {
    padding-top: 22px;
  }
}
@media (max-width: 540px) {
  h1 { font-size: 1.4rem; }
  h2 { font-size: 1.02rem; }
  .feature-item, .service-card, .testimonial-card, .blog-item {
    padding: 10px 9px 12px 12px;
  }
  .mobile-nav a {
    font-size: 1.01rem;
  }
  .footer-brand img {
    height: 26px;
  }
  .cookie-modal {
    padding: 17px 8px 18px 10px;
    font-size: 0.98rem;
  }
}

/* Misc Improvements */
::-webkit-input-placeholder {
  color: #BFC2CA;
}
::-moz-placeholder {
  color: #BFC2CA;
}
:-ms-input-placeholder {
  color: #BFC2CA;
}
::placeholder {
  color: #BFC2CA;
}

/* --- END OF CSS --- */