/* ===========================
   GLOBAL STYLES - style.css
   m-parkinson.de | Ratschläge von Michael Parkinson
   Design: Black / White / Yellow
   =========================== */

/* CSS RESET */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: #1A1A1A;
  background-color: #FFFFFF;
}

/* TYPOGRAPHY */
h1, h2, h3, h4, h5, h6 { font-weight: 600; line-height: 1.3; color: #1A1A1A; margin-bottom: 1.5rem; }
h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
p { margin-bottom: 1rem; }
a { color: #1A1A1A; text-decoration: none; transition: color 0.3s ease; }
a:hover { color: #F5C518; }

/* LAYOUT */
.container { width: 100%; max-width: 900px; margin: 0 auto; padding: 0 1.5rem; }
.container--wide { max-width: 1100px; }
.section-padding { padding: 4rem 0; }
section { padding: 4rem 0; }

/* HEADER */
header {
  position: sticky; top: 0; z-index: 100;
  background-color: #1A1A1A;
  border-bottom: 3px solid #F5C518;
  padding: 1rem 0;
}

.site-header {
  display: flex; align-items: center;
  justify-content: space-between; gap: 2rem;
}

.logo { font-size: 1.2rem; font-weight: 700; color: #FFFFFF; white-space: nowrap; }
.logo span { color: #F5C518; }

.nav-links {
  display: flex; gap: 1.75rem;
  align-items: center; list-style: none; flex-wrap: wrap;
}

.nav-links a { color: #FFFFFF; font-size: 0.9rem; position: relative; }
.nav-links a::after {
  content: ''; position: absolute; bottom: -4px; left: 0;
  width: 0; height: 2px; background-color: #F5C518;
  transition: width 0.3s ease;
}
.nav-links a:hover::after { width: 100%; }
.nav-links a:hover { color: #F5C518; }

.nav-cta { margin-left: auto; }
.nav-cta .btn { white-space: nowrap; }

/* Mobile nav toggle */
.nav-toggle {
  display: none; width: 30px; height: 22px;
  flex-direction: column; justify-content: space-between;
  background: none; border: none; cursor: pointer; margin-left: auto;
}
.nav-toggle span { width: 100%; height: 3px; background-color: #F5C518; display: block; transition: all 0.3s ease; }
#nav-checkbox { display: none; }

/* BUTTONS */
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.75rem 1.5rem; border: 2px solid transparent;
  border-radius: 4px; font-size: 0.95rem; font-weight: 600;
  cursor: pointer; transition: all 0.3s ease;
  text-decoration: none; text-align: center; white-space: nowrap;
}
.btn--primary { background-color: #F5C518; color: #1A1A1A; }
.btn--primary:hover { background-color: #E6B300; color: #1A1A1A; transform: translateY(-1px); }
.btn--secondary { background-color: transparent; color: #FFFFFF; border: 2px solid #FFFFFF; }
.btn--secondary:hover { background-color: rgba(255,255,255,0.15); color: #FFFFFF; }
.btn--dark { background-color: #1A1A1A; color: #FFFFFF; border: 2px solid #1A1A1A; }
.btn--dark:hover { background-color: #2C2C2C; border-color: #2C2C2C; color: #FFFFFF; }
.btn--lg { padding: 1rem 2rem; font-size: 1rem; }

/* CARDS */
.card {
  background-color: #F9F9F9; border: 1px solid #E0E0E0;
  border-radius: 8px; padding: 2rem; transition: all 0.3s ease;
}
.card:hover { box-shadow: 0 8px 24px rgba(0,0,0,0.1); border-color: #F5C518; }
.card h3 { margin-top: 0; }
.card-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem; margin: 2rem 0;
}

/* TABLES */
.table-wrapper { overflow-x: auto; margin: 2rem 0; }
table { width: 100%; border-collapse: collapse; background-color: #FFFFFF; border: 1px solid #E0E0E0; }
thead { background-color: #1A1A1A; color: #FFFFFF; }
th, td { padding: 1rem; text-align: left; border-bottom: 1px solid #E0E0E0; }
tbody tr:nth-child(even) { background-color: #F9F9F9; }

/* FAQ */
.faq-item { margin-bottom: 1.5rem; border: 1px solid #E0E0E0; border-radius: 4px; overflow: hidden; }
.faq-item summary {
  padding: 1.25rem 1.5rem; background-color: #F9F9F9;
  cursor: pointer; font-weight: 600; user-select: none;
  display: flex; align-items: center; justify-content: space-between;
  list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { background-color: #F0F0F0; }
.faq-icon { margin-left: 1rem; transition: transform 0.3s ease; flex-shrink: 0; width: 24px; height: 24px; }
.faq-item[open] .faq-icon { transform: rotate(180deg); }
.faq-answer { padding: 1.25rem 1.5rem; background-color: #FFFFFF; }

/* TIP & WARNING BOXES */
.tip-box {
  padding: 1.25rem 1.5rem; margin: 1.5rem 0;
  border-left: 4px solid #F5C518; background-color: #FFFBEA;
  border-radius: 0 4px 4px 0;
}
.tip-box strong { color: #B8860B; display: block; margin-bottom: 0.4rem; }
.warning-box {
  padding: 1.25rem 1.5rem; margin: 1.5rem 0;
  border-left: 4px solid #E74C3C; background-color: #FEF5F5;
  border-radius: 0 4px 4px 0;
}
.warning-box strong { color: #C0392B; display: block; margin-bottom: 0.4rem; }

/* SECTION HEADING */
.section-heading { text-align: center; margin-bottom: 3rem; }
.section-label {
  display: inline-block; background-color: #F5C518; color: #1A1A1A;
  padding: 0.4rem 1rem; border-radius: 20px; font-size: 0.8rem;
  font-weight: 700; margin-bottom: 0.75rem; letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* CTA BANNER */
.cta-banner {
  background-color: #F5C518; color: #1A1A1A;
  padding: 3rem 1.5rem; text-align: center; margin: 3rem 0;
  border-radius: 8px;
}
.cta-banner h2 { color: #1A1A1A; }
.cta-banner p { font-size: 1.1rem; margin-bottom: 1.5rem; color: #3A3000; max-width: 650px; margin-left: auto; margin-right: auto; }
.cta-banner--dark { background-color: #1A1A1A; color: #FFFFFF; border-radius: 0; margin: 0; padding: 4rem 1.5rem; }
.cta-banner--dark h2 { color: #FFFFFF; }
.cta-banner--dark p { color: #CCCCCC; }

/* STEP NUMBER */
.step-number {
  display: inline-flex; align-items: center; justify-content: center;
  width: 48px; height: 48px; background-color: #F5C518;
  color: #1A1A1A; border-radius: 50%; font-size: 1.4rem;
  font-weight: 700; margin-bottom: 1rem; flex-shrink: 0;
}

/* FOOTER */
footer {
  background-color: #1A1A1A; border-top: 3px solid #F5C518;
  color: #FFFFFF; padding: 3rem 0 1.5rem;
}
.footer-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem; margin-bottom: 2.5rem;
}
.footer-column h3 { color: #F5C518; font-size: 0.9rem; margin-bottom: 1rem; text-transform: uppercase; letter-spacing: 0.06em; }
.footer-column ul { list-style: none; }
.footer-column ul li { margin-bottom: 0.6rem; }
.footer-column a { color: #CCCCCC; }
.footer-column a:hover { color: #F5C518; }
.footer-column p { color: #AAAAAA; font-size: 0.9rem; margin-bottom: 0.5rem; }
.footer-bottom {
  border-top: 1px solid #444444; padding-top: 1.5rem;
  text-align: center; font-size: 0.85rem; color: #888888;
}
.footer-bottom a { color: #AAAAAA; text-decoration: underline; }
.footer-bottom a:hover { color: #F5C518; }

/* CONTACT FORM */
.contact-form { background: #F9F9F9; padding: 2rem; border-radius: 8px; }
.form-group { margin-bottom: 1.5rem; }
.form-group label { display: block; margin-bottom: 0.5rem; font-weight: 600; font-size: 0.95rem; }
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%; padding: 0.75rem 1rem;
  border: 1px solid #E0E0E0; border-radius: 4px;
  font-size: 1rem; font-family: inherit;
  transition: border-color 0.2s;
  background-color: #FFFFFF;
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none; border-color: #F5C518;
  box-shadow: 0 0 0 3px rgba(245, 197, 24, 0.15);
}
.form-group textarea { resize: vertical; min-height: 120px; }

/* CONTACT INFO */
.contact-info { background: #F9F9F9; padding: 2rem; border-radius: 8px; }
.contact-info-item {
  display: flex; gap: 1rem; align-items: flex-start;
  margin-bottom: 1.25rem; padding-bottom: 1.25rem;
  border-bottom: 1px solid #E0E0E0;
}
.contact-info-item:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }
.contact-icon { color: #F5C518; flex-shrink: 0; margin-top: 2px; }

/* ABOUT PAGE */
.values-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem; margin: 2rem 0;
}
.value-card {
  background: #F9F9F9; border: 1px solid #E0E0E0;
  border-top: 4px solid #F5C518;
  padding: 1.5rem; border-radius: 0 0 8px 8px;
}
.value-card h3 { margin-top: 0; }

/* PRIVACY POLICY */
.privacy-content h2 { margin-top: 3rem; }
.privacy-content h3 { margin-top: 2rem; }
.privacy-content ul { padding-left: 2rem; list-style: disc; margin-bottom: 1rem; }
.privacy-content ul li { margin-bottom: 0.5rem; }

/* RESPONSIVE */
@media (max-width: 768px) {
  h1 { font-size: 1.75rem; }
  h2 { font-size: 1.5rem; }
  h3 { font-size: 1.25rem; }
  section { padding: 2.5rem 0; }

  .site-header { flex-wrap: wrap; }

  .nav-links {
    display: none; flex-direction: column; gap: 0;
    position: absolute; top: 100%; left: 0; right: 0;
    background-color: #2C2C2C; padding: 1rem 1.5rem;
    border-bottom: 3px solid #F5C518; z-index: 200;
  }
  #nav-checkbox:checked ~ .nav-links { display: flex; }
  .nav-links li { width: 100%; border-bottom: 1px solid #444; }
  .nav-links li:last-child { border-bottom: none; }
  .nav-links a { padding: 0.75rem 0; display: block; }
  .nav-links a::after { display: none; }
  .nav-toggle { display: flex; order: 3; }
  .nav-cta { display: none; }
  .logo { order: 1; }

  header { padding: 0.75rem 0; }

  .footer-grid { grid-template-columns: 1fr 1fr; }
  .cta-banner { padding: 2rem 1.25rem; border-radius: 4px; }

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

@media (max-width: 480px) {
  h1 { font-size: 1.5rem; }
  h2 { font-size: 1.25rem; }
  .container { padding: 0 1rem; }
  .footer-grid { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: 1fr; }
  .btn--lg { padding: 0.85rem 1.5rem; font-size: 0.95rem; }
}