/* Main CSS file for domain - Buchhaltungsdienstleistungen */

/* === GLOBAL STYLES === */
:root {
  --dark-blue: #0d1b2a;
  --pink: #f72585;
  --purple: #7209b7;
  --indigo: #3a0ca3;
  --blue: #4361ee;
  --text: #f1f1f1;
  --shadow: rgba(0, 0, 0, 0.2);
  --container-width: 1200px;
  --transition: all 0.3s ease;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 40px;
}

section[id] {
  scroll-margin-top: 40px;
}

body {
  font-family: "Open Sans", Arial, sans-serif;
  background: var(--dark-blue);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  width: 90%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin-bottom: 20px;
  line-height: 1.2;
  font-weight: 700;
}

h1 {
  font-size: 3.5rem;
}

h2 {
  font-size: 2.5rem;
  position: relative;
  padding-bottom: 15px;
  text-align: center;
  margin-bottom: 40px;
}

h2:after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100px;
  height: 3px;
  background: linear-gradient(90deg, var(--pink), var(--purple));
}

p {
  margin-bottom: 20px;
}

a {
  color: var(--blue);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--pink);
}

section {
  padding: 80px 0;
}

.btn {
  display: inline-block;
  padding: 12px 30px;
  background: linear-gradient(45deg, var(--pink), var(--purple));
  color: var(--text);
  border: none;
  border-radius: 30px;
  text-transform: uppercase;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 10px var(--shadow);
}

.btn:hover {
  background: linear-gradient(45deg, var(--purple), var(--indigo));
  transform: translateY(-3px);
  box-shadow: 0 6px 15px var(--shadow);
  color: var(--text);
}

.btn-secondary {
  background: transparent;
  border: 2px solid var(--purple);
}

.btn-secondary:hover {
  background: var(--purple);
}

img {
  max-width: 100%;
}

/* === HEADER === */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(13, 27, 42, 0.9);
  backdrop-filter: blur(5px);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  transition: var(--transition);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 20px;
}

.logo {
  font-size: 2rem;
  font-weight: 800;
  color: var(--text);
  text-transform: lowercase;
  background: linear-gradient(45deg, var(--pink), var(--blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* === NAVIGATION === */
.nav-menu {
  list-style: none;
  display: flex;
  gap: 20px;
}

.nav-menu li a {
  color: var(--text);
  font-weight: 600;
  padding: 8px 15px;
  border-radius: 4px;
  transition: var(--transition);
}

.nav-menu li a:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--pink);
}

/* Mobile navigation */
.hamburger {
  display: none;
  cursor: pointer;
}

#nav-toggle {
  display: none;
  position: absolute;
  top: -100px;
}

@media (max-width: 992px) {
  .hamburger {
    display: block;
    width: 30px;
    height: 22px;
    position: relative;
  }

  .hamburger:before,
  .hamburger:after,
  .hamburger span {
    content: "";
    display: block;
    height: 3px;
    background: var(--text);
    position: absolute;
    width: 100%;
    left: 0;
    transition: var(--transition);
  }

  .hamburger:before {
    top: 0;
  }

  .hamburger span {
    top: 50%;
    transform: translateY(-50%);
  }

  .hamburger:after {
    bottom: 0;
  }

  #nav-toggle:checked ~ .header-container .hamburger:before {
    transform: rotate(45deg);
    top: 10px;
  }

  #nav-toggle:checked ~ .header-container .hamburger span {
    opacity: 0;
  }

  #nav-toggle:checked ~ .header-container .hamburger:after {
    transform: rotate(-45deg);
    bottom: 9px;
  }

  .nav-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(13, 27, 42, 0.95);
    flex-direction: column;
    padding: 20px;
    gap: 0;
    clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
    transition: var(--transition);
    pointer-events: none;
  }

  #nav-toggle:checked ~ .header-container .nav-menu {
    clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
    pointer-events: all;
  }

  .nav-menu li {
    width: 100%;
  }

  .nav-menu li a {
    display: block;
    padding: 15px;
    text-align: center;
  }
}

/* === HERO SECTION === */
.hero {
  height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(rgba(13, 27, 42, 0.7), rgba(13, 27, 42, 0.7)),
    url("./img/wLcxO.jpg");
  background-size: cover;
  background-position: center;
  margin-top: 0;
  padding: 0;
}

.hero-content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.hero-content h1 {
  font-size: 4rem;
  margin-bottom: 20px;
  color: var(--text);
}

.hero-content p {
  font-size: 1.2rem;
  margin-bottom: 40px;
}

.hero-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
}

@media (max-width: 768px) {
  .hero-content h1 {
    font-size: 2.5rem;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
}

/* === ABOUT SECTION === */
.about {
  background: linear-gradient(
    135deg,
    rgba(13, 27, 42, 0.9),
    rgba(58, 12, 163, 0.1)
  );
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.about-image {
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 10px 30px var(--shadow);
  transform: perspective(1000px) rotateY(-15deg);
  transition: var(--transition);
}

.about-image:hover {
  transform: perspective(1000px) rotateY(0);
}

.about-text {
  padding-right: 20px;
}

.about-text h3 {
  font-size: 1.8rem;
  margin-bottom: 20px;
  color: var(--pink);
}

@media (max-width: 992px) {
  .about-content {
    grid-template-columns: 1fr;
  }

  .about-image {
    order: -1;
    max-width: 500px;
    margin: 0 auto 30px;
    transform: none;
  }
}

/* === SERVICES SECTION === */
.services {
  background: linear-gradient(
    135deg,
    rgba(13, 27, 42, 1),
    rgba(13, 27, 42, 0.8)
  );
}

.services-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.service-card {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 8px;
  padding: 30px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 100%;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
  background: rgba(255, 255, 255, 0.08);
}

.service-card::before {
  content: "";
  position: absolute;
  top: -5px;
  left: -5px;
  right: -5px;
  height: 5px;
  background: linear-gradient(
    90deg,
    var(--pink),
    var(--purple),
    var(--indigo),
    var(--blue)
  );
  transition: var(--transition);
  border-radius: 5px 5px 0 0;
}

.service-card:hover::before {
  height: 7px;
}

.service-image {
  height: 150px;
  overflow: hidden;
  border-radius: 5px;
  margin-bottom: 20px;
}

.service-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.service-card:hover .service-image img {
  transform: scale(1.1);
}

.service-card h3 {
  font-size: 1.5rem;
  margin-bottom: 15px;
  color: var(--blue);
}

.service-card p {
  margin-bottom: 20px;
  flex-grow: 1;
}

/* === BENEFITS SECTION === */
.benefits {
  background: linear-gradient(
    135deg,
    rgba(13, 27, 42, 0.9),
    rgba(114, 9, 183, 0.1)
  );
}

.benefits-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.benefit-item {
  text-align: center;
  padding: 20px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.05);
  transition: var(--transition);
}

.benefit-item:hover {
  transform: translateY(-10px);
  background: rgba(255, 255, 255, 0.08);
}

.benefit-icon {
  font-size: 3rem;
  margin-bottom: 20px;
  color: var(--pink);
  display: inline-block;
}

.benefit-item h3 {
  font-size: 1.5rem;
  margin-bottom: 15px;
  color: var(--blue);
}

/* === TESTIMONIALS === */
.testimonials {
  background: linear-gradient(
    135deg,
    rgba(13, 27, 42, 1),
    rgba(13, 27, 42, 0.8)
  );
}

.testimonials-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.testimonial {
  background: rgba(255, 255, 255, 0.05);
  padding: 30px;
  border-radius: 8px;
  position: relative;
  transition: var(--transition);
}

.testimonial:hover {
  transform: translateY(-5px);
  background: rgba(255, 255, 255, 0.08);
}

.testimonial::before {
  content: '"';
  font-size: 5rem;
  color: var(--pink);
  opacity: 0.3;
  position: absolute;
  top: -10px;
  left: 10px;
  font-family: serif;
}

.testimonial p {
  font-style: italic;
  margin-bottom: 20px;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 15px;
}

.author-info h4 {
  font-size: 1.2rem;
  margin-bottom: 5px;
  color: var(--blue);
}

.author-info p {
  margin: 0;
  opacity: 0.7;
  font-size: 0.9rem;
}

/* === PARTNERS === */
.partners {
  background: linear-gradient(
    135deg,
    rgba(13, 27, 42, 0.9),
    rgba(58, 12, 163, 0.1)
  );
}

.partners-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 40px;
  align-items: center;
}

.partner-item {
  opacity: 0.7;
  transition: var(--transition);
  filter: grayscale(100%);
  max-width: 150px;
}

.partner-item:hover {
  opacity: 1;
  filter: grayscale(0);
  transform: scale(1.1);
}

/* === FAQ SECTION === */
.faq {
  background: linear-gradient(
    135deg,
    rgba(13, 27, 42, 1),
    rgba(13, 27, 42, 0.8)
  );
}

.faq-container {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  margin-bottom: 15px;
  border-radius: 8px;
  overflow: hidden;
}

.faq-question {
  background: rgba(255, 255, 255, 0.05);
  padding: 20px;
  display: block;
  position: relative;
  cursor: pointer;
  font-weight: 600;
  transition: var(--transition);
}

.faq-question:hover {
  background: rgba(255, 255, 255, 0.08);
}

.faq-question:after {
  content: "+";
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.5rem;
  transition: var(--transition);
}

.faq-checkbox {
  display: none;
}

.faq-answer {
  background: rgba(255, 255, 255, 0.02);
  max-height: 0;
  overflow: hidden;
  padding: 0 20px;
  transition: max-height 0.5s ease, padding 0.5s ease;
}

.faq-checkbox:checked ~ .faq-answer {
  max-height: 500px;
  padding: 20px;
}

.faq-checkbox:checked + .faq-question {
  background: rgba(255, 255, 255, 0.1);
}

.faq-checkbox:checked + .faq-question:after {
  transform: translateY(-50%) rotate(45deg);
}

/* === CONTACT FORM === */
.contact {
  background: linear-gradient(
    135deg,
    rgba(13, 27, 42, 0.9),
    rgba(114, 9, 183, 0.1)
  );
}

.contact-container {
  max-width: 800px;
  margin: 0 auto;
}

.contact-form {
  background: rgba(255, 255, 255, 0.05);
  padding: 40px;
  border-radius: 8px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
}

.form-control {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  border-radius: 4px;
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--blue);
  background: rgba(255, 255, 255, 0.1);
}

.form-control::placeholder {
  color: rgba(255, 255, 255, 0.5);
}

select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23F1F1F1' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 15px center;
  padding-right: 40px;
}

select.form-control option {
  background-color: var(--dark-blue);
  color: var(--text);
  padding: 10px;
}

.checkbox-group {
  display: flex;
  align-items: flex-start;
  margin-bottom: 15px;
}

.checkbox-group input {
  margin-right: 10px;
  margin-top: 5px;
}

.checkbox-group label {
  font-size: 0.9rem;
  margin: 0;
}

.checkbox-group a {
  color: var(--blue);
  text-decoration: underline;
}

.checkbox-group a:hover {
  color: var(--pink);
}

.form-submit {
  text-align: center;
  margin-top: 30px;
}

.form-error {
  color: #ff6b6b;
  font-size: 0.9rem;
  margin-top: 5px;
}

/* === THANK YOU PAGE === */
.thank-you {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 80vh;
  text-align: center;
  padding: 40px 20px;
}

.thank-you-container {
  max-width: 600px;
  background: rgba(255, 255, 255, 0.05);
  padding: 40px;
  border-radius: 8px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  margin: 0 auto;
}

.thank-you-icon {
  font-size: 5rem;
  color: var(--blue);
  margin-bottom: 20px;
}

.thank-you h1 {
  font-size: 2.5rem;
  margin-bottom: 20px;
}

.thank-you p {
  margin-bottom: 30px;
}

/* === POLICY PAGES === */
.policy-page {
  padding: 120px 0 60px;
}

.policy-container {
  max-width: 900px;
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.05);
  padding: 40px;
  border-radius: 8px;

  word-break: break-word;
  overflow-wrap: break-word;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.policy-container h1 {
  text-align: center;
  margin-bottom: 40px;
}

.policy-container h2 {
  font-size: 1.8rem;
  text-align: left;
  margin-top: 40px;
}

.policy-container h2:after {
  left: 0;
  transform: none;
  width: 100px;
}

.policy-container p,
.policy-container ul,
.policy-container ol {
  margin-bottom: 20px;
}

.policy-container ul,
.policy-container ol {
  padding-left: 20px;
}

.policy-container li {
  margin-bottom: 10px;
}

/* === FOOTER === */
footer {
  background: rgba(13, 27, 42, 0.8);
  padding: 60px 0 20px;
}

.footer-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.footer-col h3 {
  position: relative;
  margin-bottom: 25px;
  padding-bottom: 10px;
  font-size: 1.4rem;
}

.footer-col h3:after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 50px;
  height: 2px;
  background: linear-gradient(90deg, var(--pink), var(--purple));
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 15px;
}

.footer-links li a {
  color: var(--text);
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
}

.footer-links li a:before {
  content: "›";
  margin-right: 8px;
  color: var(--pink);
}

.footer-links li a:hover {
  color: var(--pink);
  transform: translateX(5px);
}

.footer-contact {
  list-style: none;
}

.footer-contact li {
  margin-bottom: 15px;
  display: flex;
  align-items: flex-start;
}

.footer-contact li i {
  margin-right: 10px;
  color: var(--pink);
  font-size: 1.2rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 20px;
  text-align: center;
  font-size: 0.9rem;
  opacity: 0.7;
}

/* === COOKIE POPUP === */
.cookie-popup {
  position: fixed;
  bottom: 20px;
  left: 20px;
  right: 20px;
  max-width: 400px;
  padding: 20px;
  background: rgba(13, 27, 42, 0.95);
  backdrop-filter: blur(10px);
  border-radius: 8px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  z-index: 9999;
  transform: translateY(100px);
  opacity: 0;
  transition: var(--transition);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.cookie-popup.show {
  transform: translateY(0);
  opacity: 1;
}

.cookie-popup p {
  margin-bottom: 15px;
  font-size: 0.9rem;
}

.cookie-buttons {
  display: flex;
  gap: 10px;
}

.cookie-buttons button {
  padding: 8px 16px;
  font-size: 0.9rem;
}

/* === RESPONSIVE DESIGN === */
@media (max-width: 768px) {
  h1 {
    font-size: 2.5rem;
  }

  h2 {
    font-size: 2rem;
  }

  section {
    padding: 60px 0;
  }

  .hero-content h1 {
    font-size: 2.5rem;
  }

  .contact-form {
    padding: 30px 20px;
  }

  .policy-container {
    padding: 30px 20px;
  }

  .hero-buttons {
    flex-direction: column;
    gap: 10px;
    align-items: stretch;
  }

  .hero-buttons .btn {
    margin-bottom: 10px;
  }
}

@media (max-width: 576px) {
  .container {
    padding: 0 15px;
  }

  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.7rem;
  }

  .logo {
    font-size: 1.7rem;
  }

  .hero-content h1 {
    font-size: 2rem;
  }

  .hero-content p {
    font-size: 1rem;
  }

  .footer-container {
    grid-template-columns: 1fr;
  }
}

/* === ANIMATIONS === */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes slideInUp {
  from {
    transform: translateY(50px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

@keyframes pulse {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
  100% {
    transform: scale(1);
  }
}

.fade-in {
  animation: fadeIn 1s ease forwards;
}

.slide-in-up {
  animation: slideInUp 0.6s ease forwards;
}

.pulse {
  animation: pulse 2s infinite;
}