/* ===========================
   Maxis UG – Tankkarten
   =========================== */

:root {
  --color-primary: #3472c2;
  --color-primary-dark: #285a9e;
  --color-primary-light: #eaf1fb;
  --color-text: #232a31;
  --color-text-muted: #5b6670;
  --color-bg: #ffffff;
  --color-bg-alt: #f6f8fb;
  --color-border: #e3e8ee;
  --radius: 10px;
  --max-width: 1180px;
  --shadow: 0 10px 30px rgba(35, 60, 100, 0.08);
  --font: "Inter", "Segoe UI", system-ui, -apple-system, Roboto, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  overflow-x: hidden;
}

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

a {
  color: inherit;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3 {
  line-height: 1.25;
  margin: 0 0 16px;
  font-weight: 700;
}

h2 {
  font-size: clamp(1.6rem, 2.4vw, 2.1rem);
}

h3 {
  font-size: 1.15rem;
}

p {
  margin: 0 0 16px;
  color: var(--color-text-muted);
}

section {
  padding: 84px 0;
}

.section-alt {
  background: var(--color-bg-alt);
}

.eyebrow {
  display: inline-block;
  color: var(--color-primary);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.8rem;
  margin-bottom: 10px;
}

.section-head {
  max-width: 640px;
  margin: 0 auto 48px;
  text-align: center;
}

.section-head p {
  margin: 0;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
  border: 2px solid transparent;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 8px 20px rgba(52, 114, 194, 0.3);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
}

.btn-secondary {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-border);
}

.btn-secondary:hover {
  border-color: var(--color-primary);
}

.btn-block {
  width: 100%;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--color-border);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 78px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--color-text);
}

.brand img {
  height: 30px;
  width: auto;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.main-nav a {
  text-decoration: none;
  color: var(--color-text);
  font-weight: 500;
  font-size: 0.95rem;
}

.main-nav a:hover {
  color: var(--color-primary);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.6rem;
  cursor: pointer;
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 24px;
}

/* Hero */
.hero {
  padding: 72px 0 64px;
  background: linear-gradient(180deg, var(--color-primary-light) 0%, #ffffff 70%);
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

.hero h1 {
  font-size: clamp(2.1rem, 4vw, 3rem);
  margin-bottom: 18px;
}

.hero-lead {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  margin-bottom: 28px;
  max-width: 540px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 20px 28px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.trust-row li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text);
}

.trust-row li::before {
  content: "✓";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-size: 0.7rem;
  flex-shrink: 0;
}

.hero-card {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--color-border);
  padding: 32px;
}

.hero-card h3 {
  margin-bottom: 4px;
}

.hero-card .price {
  font-size: 2.1rem;
  font-weight: 800;
  color: var(--color-primary);
  margin: 8px 0 4px;
}

.hero-card .price span {
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

.hero-card ul {
  margin: 20px 0 28px;
  padding: 0;
  list-style: none;
}

.hero-card ul li {
  display: flex;
  gap: 10px;
  padding: 8px 0;
  border-top: 1px solid var(--color-border);
  font-size: 0.92rem;
}

.hero-card ul li:first-child {
  border-top: none;
}

/* Logos / network strip */
.network-strip {
  padding: 36px 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.network-strip p {
  text-align: center;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  margin-bottom: 18px;
}

.network-logos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px 16px;
}

.network-logos span {
  padding: 8px 18px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  font-weight: 700;
  color: var(--color-text-muted);
  font-size: 0.9rem;
  background: var(--color-bg-alt);
}

/* Grids */
.grid {
  display: grid;
  gap: 28px;
}

.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 28px;
  height: 100%;
}

.card .icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: var(--color-primary-light);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 16px;
}

.card p:last-child {
  margin-bottom: 0;
}

/* Warum-Section mit Liste */
.why-block {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 56px;
  align-items: center;
}

.why-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.why-list li {
  display: flex;
  gap: 16px;
}

.why-list .num {
  flex-shrink: 0;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
}

.why-list h3 {
  margin-bottom: 4px;
}

.why-list p {
  margin: 0;
}

/* Ablauf / Steps */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  counter-reset: step;
}

.step {
  position: relative;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
}

.step .step-number {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
}

/* Zielgruppen chips */
.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
}

.chip {
  padding: 12px 22px;
  border-radius: 999px;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  font-weight: 600;
  font-size: 0.95rem;
}

/* FAQ */
.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-item summary {
  cursor: pointer;
  padding: 20px 0;
  font-weight: 600;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  font-size: 1.3rem;
  color: var(--color-primary);
  margin-left: 16px;
}

.faq-item[open] summary::after {
  content: "\2212";
}

.faq-item p {
  padding-bottom: 20px;
  margin: 0;
}

/* Kontakt */
.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 48px;
}

.contact-info h3 {
  margin-top: 28px;
}

.contact-info h3:first-child {
  margin-top: 0;
}

.contact-info p {
  margin: 0;
}

form .form-row {
  margin-bottom: 18px;
}

form label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 6px;
}

form input,
form select,
form textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-family: inherit;
  font-size: 0.95rem;
  background: var(--color-bg-alt);
}

form input:focus,
form select:focus,
form textarea:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 1px;
  background: #fff;
}

form .cols-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.form-hint {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-top: 10px;
}

/* CTA banner */
.cta-banner {
  background: var(--color-primary);
  color: #fff;
  border-radius: 20px;
  padding: 56px;
  text-align: center;
}

.cta-banner h2 {
  color: #fff;
}

.cta-banner p {
  color: rgba(255, 255, 255, 0.85);
  max-width: 560px;
  margin: 0 auto 28px;
}

.cta-banner .btn-secondary {
  background: #fff;
  color: var(--color-primary);
  border-color: #fff;
}

/* Footer */
.site-footer {
  background: #1c2530;
  color: #c7d0da;
  padding: 56px 0 28px;
  font-size: 0.9rem;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 40px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  font-weight: 800;
  font-size: 1.2rem;
  margin-bottom: 14px;
}

.footer-brand img {
  height: 26px;
  filter: brightness(0) invert(1);
}

.site-footer h4 {
  color: #fff;
  margin: 0 0 14px;
  font-size: 0.95rem;
}

.site-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.site-footer a {
  text-decoration: none;
  color: #c7d0da;
}

.site-footer a:hover {
  color: #fff;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.82rem;
  color: #8b96a3;
}

/* Legal pages */
.legal-page {
  padding: 64px 0 96px;
}

.legal-page h1 {
  margin-bottom: 8px;
}

.legal-page .placeholder-note {
  background: #fff7e6;
  border: 1px solid #f0c36d;
  border-radius: 8px;
  padding: 16px 20px;
  font-size: 0.9rem;
  margin-bottom: 36px;
  color: #8a5a00;
}

.legal-page h2 {
  font-size: 1.2rem;
  margin-top: 36px;
}

.legal-page p,
.legal-page li {
  color: var(--color-text);
}

/* Responsive */
@media (max-width: 900px) {
  .hero-inner,
  .why-block,
  .contact-wrap {
    grid-template-columns: 1fr;
  }

  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-3 {
    grid-template-columns: 1fr;
  }

  .steps {
    grid-template-columns: 1fr;
  }

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

  form .cols-2 {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .main-nav {
    position: fixed;
    top: 78px;
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 24px;
    gap: 18px;
    transform: translateY(-130%);
    transition: transform 0.25s ease;
  }

  .main-nav.open {
    transform: translateY(0);
  }

  .nav-toggle {
    display: block;
  }

  .header-cta .btn-primary {
    padding: 10px 18px;
    font-size: 0.85rem;
  }

  section {
    padding: 56px 0;
  }

  .contact-wrap,
  .cta-banner {
    padding: 28px;
  }
}

/* Fine-tune spacing on narrow phones (iPhone SE/12/13/14 etc.) */
@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .hero {
    padding: 48px 0 40px;
  }

  .hero-card,
  .contact-wrap,
  .cta-banner {
    padding: 20px;
  }

  .card,
  .step {
    padding: 20px 18px;
  }

  .why-list li {
    gap: 12px;
  }

  .site-header .container {
    height: 66px;
  }

  .brand {
    font-size: 1.05rem;
  }

  .brand img {
    height: 26px;
  }

  .chip {
    padding: 10px 16px;
    font-size: 0.88rem;
  }

  .network-logos span {
    padding: 6px 14px;
    font-size: 0.82rem;
  }
}