/* =======================================
ROOT VARIABLEN
======================================= */
:root {
  /* Farben Dark Mode */
  --color-primary: #007abf;          /* Hauptblau */
  --color-primary-dark: #00467b;     /* Dunkler Akzent */
  --color-accent: #0e799c;           /* Neon Glow Blau */

  /* Neutral */
  --color-bg: #0d1117;
  --color-bg-alt: #161b22;
  --color-card: rgba(255, 255, 255, 0.03);
  --color-border: rgba(255, 255, 255, 0.1);

  /* Text */
  --color-text: #f5f7fa;
  --color-text-muted: #a0a6b2;
  --color-paragraph: #c5c8ce;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));

  /* Typografie */
  --font-size-base: 1rem;
  --font-size-h1: clamp(2rem, 5vw, 3rem);
  --font-size-h2: clamp(1.5rem, 4vw, 2rem);
  --font-size-h3: clamp(1.2rem, 3vw, 1.5rem);
  --font-size-h4: clamp(1.1rem, 2.7vw, 1.3rem);

  /* Layout */
  --card-radius: 0.75rem;
  --radius: 0.5rem;
  --max-width: 1280px;
  --spacing-section: 4rem;
  --spacing-container: 1.5rem;
  
  /* Shadow */
  --shadow-card: 0 4px 16px rgba(0,0,0,0.25);
}

/* Light Mode */
:root[data-theme="light"] {
  --color-bg: #ffffff;
  --color-bg-alt: #f7f7f7;
  --color-card: #eaeaea;
  --color-text: #111111;
  --color-text-muted: #5f5f5f;
  --color-paragraph: #555555;
}

/* =======================================
GLOBAL
======================================= */
* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: 'Poppins', sans-serif;
  color: var(--color-text);
  line-height: 1.6;
  background-color: var(--color-bg);
}

body.modal-open {
  overflow: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;

  background-image:
    radial-gradient(circle at 10% 20%, rgba(0, 122, 191, 0.12), transparent 25%),
    radial-gradient(circle at 80% 0%, rgba(14, 121, 156, 0.12), transparent 20%),
    radial-gradient(circle at 30% 70%, rgba(0, 70, 123, 0.14), transparent 28%);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

button, a {
  cursor: pointer;
}

button:focus, a:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 4px;
}

/* =======================================
NAVIGATION
======================================= */
.nav-section {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 2rem 3.5rem;
  max-width: var(--max-width);
  margin: 0 auto; 
  top: 0;
  z-index: 20;
  backdrop-filter: blur(2px);
}

.nav-top {
  display: flex;
  align-items: center;
}

.nav-section img {
  height: 5.5rem;
  width: auto;
}

.nav-container {
  display: flex;
  align-items: center;
  gap: 2rem;
  transition: max-height 0.3s ease, opacity 0.3s ease;
}

.nav-container a {
  color: var(--color-text-muted);
  font-weight: 400;
  text-decoration: none;
  transition: color 0.3s;
}

.nav-container a:hover {
  color: var(--color-text);
}

.nav-container button {
  padding: 1rem 2rem;
  background: var(--color-accent);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  color: var(--color-text);
  font-weight: 500;
  transition: background 0.3s, transform 0.2s;
}

.nav-container button:hover {
  background: var(--color-accent);
  transform: scale(1.03);
}

.burger-btn {
  display: none;
  background: transparent;
  border: none;
  font-size: 2rem;
  color: var(--color-text);
  cursor: pointer;
}

.burger-btn i {
  font-size: 1.8rem;
  color: var(--color-text);
}

/* =======================================
HERO
======================================= */
.hero-section {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  max-width: var(--max-width);
  margin: var(--spacing-section) auto;
  padding: calc(var(--spacing-section) + 0.5rem) var(--spacing-container) var(--spacing-section);
  gap: 3rem;
}

.hero-text {
  max-width: 800px;
  padding: 1.5rem 2rem;
 /* margin: 0 auto; */
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.hero-text h1 {
  font-size: var(--font-size-h1);
  margin: 0;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.hero-text p {
  font-size: clamp(1rem, 2vw, 1.1rem);
  color: var(--color-text-muted);
  margin: 0;
  max-width: 700px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.9rem;
  background: rgba(14, 121, 156, 0.18);
  color: var(--color-text);
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.hero-button {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.25rem;
}

.btn-primary {
  background: var(--color-accent);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  padding: 1rem 2rem;
  border-radius: var(--radius);
  font-size: 1rem;
  transition: background 0.3s, transform 0.2s;
}

.btn-primary:hover {
  background: var(--color-accent);
  transform: scale(1.03);
}

.btn-secondary {
  background: none;
  border: none;
  color: var(--color-text);
  padding: 1rem 2rem;
  font-size: 1rem;
  transition: color 0.3s, transform 0.2s;
}

.btn-secondary:hover {
  color: var(--color-accent);
  transform: scale(1.03);
}

.hero-highlights {
  list-style: none;
  padding: 0;
  margin: 0.75rem 0 0;
  display: grid;
 /* grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));*/
  gap: 0.9rem 1.25rem;
}

.hero-highlights li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--color-paragraph);
}

.hero-highlights i {
  color: var(--color-accent);
}

/* =======================================
OFFERS SECTION
======================================= */
.offers-section {
  margin: var(--spacing-section) auto;
  padding: var(--spacing-section) var(--spacing-container);
  max-width: var(--max-width);
}

.section-title {
  font-size: var(--font-size-h2);
  margin: 0;
  text-align: left;
  font-weight: 700;
}

.section-subtitle {
  color: var(--color-text-muted);
  margin-top: 0.6rem;
  max-width: 780px;
}

.offers-flex {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
  margin-top: 2rem;
}

.offers-flex > div {
  background-color: var(--color-card);
  border-radius: var(--card-radius);
  backdrop-filter: blur(10px);
  padding: 2rem;
  text-align: center;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-border);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  flex: 1 1 280px;
  max-width: 380px;
  position: relative;
  overflow: hidden;
}

.offers-flex > div:hover {
  transform: translateY(-7px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.35);
}

.offers-flex > div::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 20%, rgba(14, 121, 156, 0.12), transparent 40%);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.offers-flex > div:hover::after {
  opacity: 1;
}

.offers-flex > div > h1 {
  margin: 0.5rem 0;
  font-size: var(--font-size-h3);
  font-weight: 600;
}

.offers-flex > div > p {
  color: var(--color-text-muted);
  font-size: 1rem;
  margin: 0;
}

.offers-flex > div > img {
  height: 16rem;
  width: auto;
  margin: 0 auto;
}

/* =======================================
PROCESS SECTION
======================================= */
.process-section {
  margin: var(--spacing-section) auto;
  padding: 0 var(--spacing-container) 2rem;
  max-width: var(--max-width);
  text-align: center;
}

.process-section > h1 {
  font-size: var(--font-size-h2);
  margin-bottom: 0.5rem;
  font-weight: 550;
}

.process-section > .section-subtitle {
  margin: 0 auto;
  max-width: 820px;
  color: var(--color-paragraph);
}

.process-flex {
  display: flex;
  justify-content: space-between;
  position: relative;
  margin-top: 3rem;
  gap: 1.5rem;
}

.process-flex::before {
  content: "";
  position: absolute;
  top: 4rem;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(
    to right,
    transparent 0%,
    var(--color-primary-dark) 15%,
    var(--color-accent) 50%,
    var(--color-primary-dark) 85%,
    transparent 100%
  );
  z-index: 1;
  border-radius: 4px;
}

.process-flex > div {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  z-index: 2;
  gap: 0.5rem;
}

.process-icon {
  height: 8rem;
  width: 8rem;
  background: radial-gradient(circle at center, #1aa3c7 0%, #0e799c 80%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  padding: 2rem;
  position: relative;
  z-index: 3;
  box-shadow: 0 0 12px rgba(14, 121, 156, 0.4),
              0 0 24px rgba(14, 121, 156, 0.2);
}

.process-icon img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.process-flex > div > h1 {
  margin: 1rem 0;
  font-size: var(--font-size-h3);
  font-weight: 600;
  max-width: 317px;
}

.process-flex > div > p {
  margin: 0;
  font-size: 1rem;
  max-width: 350px;
  color: var(--color-text-muted);
}

/* =======================================
FAQ SECTION
======================================= */
.faq-section {
  margin: var(--spacing-section) auto;
  max-width: var(--max-width);
  padding: 0 var(--spacing-container) 2rem;
  text-align: left;
}

.faq-section > h1 {
  font-size: var(--font-size-h2);
  font-weight: 550;
  margin-bottom: 2rem;
  text-align: left;
}

.faq-flex {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  display: flex;
  flex-direction: column;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-card);
}

.faq-head {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 2rem;
  font-size: 1rem;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  outline: none !important;
}

.faq-head span {
  font-size: var(--font-size-h4);
  font-weight: 500;
  color: var(--color-text);
}

.faq-head i {
  font-size: 1.2rem;
  color: var(--color-text-muted);
  transition: transform 0.3s ease;
}

.faq-head[aria-expanded="true"] .faq-icon {
  transform: rotate(90deg);
}

.faq-body {
  max-height: 0;
  overflow: hidden;
  padding: 0 1rem;
  color: var(--color-paragraph);
  font-size: 1rem;
  transition: all 0.3s ease;
}

.faq-body.open {
  max-height: 500px;
  padding: 0rem 2rem;
}

.faq-head.open {
  padding: 1.5rem 2rem 0.2rem 2rem;
}

.reveal {
  opacity: 0;
  transform: translateY(24px) scale(0.98);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.contact-section {
  margin: var(--spacing-section) auto;
  max-width: var(--max-width);
  padding: 0 var(--spacing-container) 2rem;
  text-align: left;
}

.contact-section h1 {
  font-size: var(--font-size-h2);
  font-weight: 600;
  margin-bottom: 2rem;
  text-align: left;
}

.contact-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

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

.form-group-full {
  grid-column: span 2;
}

.contact-form label {
    font-size: 1rem;
    margin-bottom: 0.5rem;
    color: var(--color-text-muted);
}

.contact-form input,
.contact-form textarea {
  padding: 1.1rem 1rem;
  border-radius: 0.5rem;
  font-size: 1rem;
  transition: all 0.3s ease;
  width: 100%;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  resize: none;
  color: var(--color-text);
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: #0e799c;
  box-shadow: 0 0 6px rgba(14, 121, 156, 0.2);
}

.contact-form textarea {
  min-height: 150px;
}

.contact-form .btn-primary {
  grid-column: span 2;
  width: 30%;
  background: rgb(14, 121, 156);
  color: rgb(255, 255, 255);
  border: none;
  border-radius: 0.5rem;
  padding: 1.2rem;
  font-size: 1rem;
  cursor: pointer;
  transition: background 0.3s, transform 0.2s;
}

.contact-form .btn-primary:hover {
  background: #1291b8;
  transform: translateY(-2px);
}

.form-hint {
  color: var(--color-text-muted);
  grid-column: span 2;
  font-size: 0.95rem;
  font-weight: 300;
}

.footer-section {
  width: 100%;
  border-top: 1px solid var(--color-border);
  margin-top: var(--spacing-section);
  padding: 3rem var(--spacing-container);
}

.footer-content {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr 1.8fr;
  align-items: start;
  gap: 2.5rem;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-brand img {
  height: auto;
  width: 8rem;
  filter: drop-shadow(0 8px 20px rgba(0, 0, 0, 0.25));
}

.footer-brand p {
  margin: 0;
  color: var(--color-text-muted);
  max-width: 420px;
  line-height: 1.5;
}

.footer-columns {
  display: grid;
  grid-template-columns: repeat(3, minmax(160px, 1fr));
  gap: 1.75rem;
}

.footer-item {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.footer-title {
  font-size: 1rem;
  color: var(--color-text);
  font-weight: 600;
  letter-spacing: 0.01em;
  margin: 0 0 0.35rem;
}

.footer-item a {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color 0.25s ease, transform 0.2s ease;
  cursor: pointer;
}

.footer-item a:hover {
  color: var(--color-text);
  transform: translateX(4px);
}

.footer-meta {
  max-width: var(--max-width);
  margin: 2rem auto 0;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.footer-meta-info {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

/* =======================================
LEGAL MODAL
======================================= */
.legal-modal {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(4px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  z-index: 50;
}

.legal-modal.open {
  opacity: 1;
  pointer-events: auto;
}

.legal-dialog {
  width: min(1100px, 100%);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: 1rem;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  animation: fadeIn 0.35s ease;
  max-height: 90vh;
  overflow-y: auto;
}

.legal-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
}

.legal-header .eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  font-size: 0.8rem;
  margin: 0 0 0.2rem;
}

.legal-header h2 {
  margin: 0;
  font-size: 1.7rem;
}

.legal-header .subtitle {
  margin: 0.4rem 0 0;
  color: var(--color-text-muted);
  max-width: 38ch;
}

.legal-close {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  height: 2.5rem;
  width: 2.5rem;
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.2s ease;
}

.legal-close:hover {
  background: var(--color-card);
  transform: scale(1.05);
}

.legal-tabs {
  display: inline-flex;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 0.25rem;
  gap: 0.35rem;
}

.legal-tab {
  border: none;
  background: transparent;
  color: var(--color-text-muted);
  padding: 0.65rem 1.25rem;
  border-radius: 999px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.legal-tab.active {
  background: var(--color-accent);
  color: #fff;
  box-shadow: var(--shadow-card);
  transform: translateY(-1px);
}

.legal-panel {
  padding: 1.25rem;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--card-radius);
  box-shadow: var(--shadow-card);
  display: none;
  flex-direction: column;
  gap: 0.6rem;
}

.legal-panel.active {
  display: flex;
}

.legal-panel h3 {
  margin: 0 0 0.25rem;
}

.legal-panel p {
  margin: 0;
  color: var(--color-paragraph);
}

.legal-panel ul {
  margin: 0.25rem 0 0;
  padding-left: 1.15rem;
  color: var(--color-paragraph);
  display: grid;
  gap: 0.4rem;
}

.legal-card {
  background: linear-gradient(135deg, rgba(0, 122, 191, 0.12), rgba(14, 121, 156, 0.12));
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 0.9rem 1rem;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.legal-card h4 {
  margin: 0 0 0.35rem;
}

.legal-panel a {
  color: var(--color-text);
  text-decoration: underline;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* =======================================
MEDIA QUERIES
======================================= */
@media (max-width: 1080px) {
  .process-flex {
    flex-wrap: wrap;
  }
}

@media (max-width: 900px) {
  :root {
    --spacing-section: 3rem;
  }

  .nav-section {
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem var(--spacing-container) 0.75rem;
  }

  .nav-top {
    width: 100%;
    justify-content: space-between;
  }

  .burger-btn {
    display: block;
  }

  .nav-container {
    display: none;
    flex-direction: column;
    width: 100%;
    gap: 0.5rem;
    padding: 0.5rem 0 1rem;
  }

  .nav-container.nav-active {
    display: flex;
    animation: slideDown 0.3s ease forwards;
  }

  .nav-container a,
  .nav-container button {
    width: 100%;
    justify-content: center;
    text-align: center;
  }

  .hero-section {
    flex-direction: column;
    text-align: center;
    gap: 2rem;
  }

  .hero-image {
    display: none;
  }

  .hero-button {
    justify-content: center;
  }

  .offers-flex > div {
    flex: 1 1 45%;
    max-width: 45%;
  }

  .process-flex {
    flex-direction: column;
    gap: 2rem;
  }

  .process-flex::before {
    background: transparent;
    box-shadow: none;
  }

  .legal-dialog {
    padding: 1.5rem;
  }

  .legal-body {
    grid-template-columns: 1fr;
  }

  .legal-header {
    flex-direction: column;
  }
}

@media (max-width: 600px) {
  
  :root {
    --spacing-section: 2.5rem;
    --spacing-container: 1rem;
  }

  .offers-flex {
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
  }

  .offers-flex > div {
    flex: 1 1 90%;
    max-width: 95%;
  }

  .footer-section {
    padding: 2.5rem 1rem;
  }

  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 1.5rem;
  }

  .footer-brand {
    align-items: center;
  }

  .footer-columns {
    width: 100%;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 1.25rem;
    justify-items: center;
  }

  .footer-item {
    align-items: center;
  }

  .footer-meta {
    flex-direction: column;
    text-align: center;
    align-items: center;
  }

  .footer-meta-info {
    justify-content: center;
  }

  .contact-form {
    grid-template-columns: 1fr; 
  }

  .form-group-full,
  .form-hint,
  .contact-form .btn-primary {
    grid-column: span 1; 
  }

  .contact-section h1 {
    text-align: center;
  }

  .form-hint {
    text-align: center;
  }

  .contact-form .btn-primary {
    width: 100%;
  }

  .legal-modal {
    align-items: flex-start;
    padding: 1rem;
  }

  .legal-dialog {
    padding: 1.25rem;
  }

  .legal-tabs {
    width: 100%;
    flex-wrap: wrap;
    justify-content: center;
  }

  .legal-tab {
    flex: 1 1 140px;
    text-align: center;
  }

  .legal-panel {
    padding: 1rem;
  }

  .legal-panel h3 {
    font-size: 1rem;
  }

  .legal-panel p,
  .legal-panel ul {
    font-size: 0.95rem;
  }
}

@media (max-width: 500px) {
  .hero-section {
    margin: 0;
    padding: 0 var(--spacing-container);
  }

  .hero-button {
    flex-direction: column;
    gap: 1rem;
  }
}

/* =======================================
NAV ANIMATION
======================================= */
@keyframes slideDown {
  0% { opacity: 0; transform: translateY(-10px); }
  100% { opacity: 1; transform: translateY(0); }
}