/* LettreuchL Treppenservice – Scandinavian Clean Style CSS */

/* =====================
   1. CSS Variables & Base
   ===================== */
:root {
  --color-primary: #273142;
  --color-secondary: #DAA520;
  --color-accent: #F5F7FA;
  --color-bg: #F8FAFB;
  --color-white: #fff;
  --color-grey: #E5E7EB;
  --color-grey-dark: #B0B7C3;
  --color-shadow: rgba(39, 49, 66, 0.06);
  --color-shadow-hover: rgba(39, 49, 66, 0.10);
  --font-display: 'Montserrat', Arial, Helvetica, sans-serif;
  --font-body: 'Roboto', Arial, Helvetica, sans-serif;
  --radius: 12px;
  --transition: 0.2s cubic-bezier(.4,0,.2,1);
  --section-spacing: 60px;
  --container-max: 1200px;
  --gap-main: 24px;
  --gap-card: 20px;
  --gap-feature: 20px;
  --gap-testimonial: 20px;
}

html {
  box-sizing: border-box;
  font-size: 16px;
  background: var(--color-bg);
}
*, *:before, *:after {
  box-sizing: inherit;
}

body {
  font-family: var(--font-body);
  color: var(--color-primary);
  background: var(--color-bg);
  margin: 0;
  padding: 0;
  min-height: 100vh;
  line-height: 1.6;
  font-size: 1rem;
  letter-spacing: 0.01em;
}

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--color-primary);
  margin-top: 0;
  margin-bottom: 0.5em;
  font-weight: 700;
  letter-spacing: 0.01em;
}
h1 { font-size: 2.2rem; }
h2 { font-size: 1.6rem; }
h3 { font-size: 1.2rem; }
h4, h5, h6 { font-size: 1rem; }

p, ul, ol {
  margin-top: 0;
  margin-bottom: 1.2em;
}
ul, ol {
  padding-left: 1.2em;
}
li {
  margin-bottom: 0.5em;
}

strong {
  font-weight: 600;
}

/* =====================
   2. Layout Containers
   ===================== */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.content-wrapper {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.section {
  margin-bottom: var(--section-spacing);
  padding: 40px 20px;
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: 0 2px 8px var(--color-shadow);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* =====================
   3. Header & Navigation
   ===================== */
header {
  background: var(--color-white);
  box-shadow: 0 2px 8px var(--color-shadow);
  position: sticky;
  top: 0;
  z-index: 100;
}
header .container {
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: var(--gap-main);
  padding-top: 16px;
  padding-bottom: 16px;
}
header img {
  height: 48px;
  width: auto;
}

.main-nav {
  display: flex;
  flex-direction: row;
  gap: 28px;
  align-items: center;
}
.main-nav a {
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--color-primary);
  text-decoration: none;
  padding: 6px 0;
  position: relative;
  transition: color var(--transition);
}
.main-nav a:hover, .main-nav a:focus {
  color: var(--color-secondary);
}

.cta-button {
  font-family: var(--font-display);
  background: var(--color-secondary);
  color: var(--color-white);
  border: none;
  border-radius: var(--radius);
  padding: 12px 28px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 2px 8px var(--color-shadow);
  text-decoration: none;
  transition: background var(--transition), box-shadow var(--transition), transform var(--transition);
  margin-left: 12px;
  letter-spacing: 0.02em;
  display: inline-block;
}
.cta-button:hover, .cta-button:focus {
  background: #b88a1a;
  box-shadow: 0 4px 16px var(--color-shadow-hover);
  transform: translateY(-2px) scale(1.03);
}

/* Hamburger menu button */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 2rem;
  color: var(--color-primary);
  cursor: pointer;
  margin-left: 16px;
  transition: color var(--transition);
}
.mobile-menu-toggle:focus {
  outline: 2px solid var(--color-secondary);
}

/* =====================
   4. Mobile Navigation
   ===================== */
.mobile-menu {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(39,49,66,0.96);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  justify-content: flex-start;
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(.4,0,.2,1);
  pointer-events: none;
  opacity: 0;
}
.mobile-menu.open {
  transform: translateX(0);
  pointer-events: auto;
  opacity: 1;
}
.mobile-menu-close {
  background: none;
  border: none;
  color: var(--color-white);
  font-size: 2.2rem;
  margin: 24px 32px 0 0;
  cursor: pointer;
  align-self: flex-end;
  transition: color var(--transition);
}
.mobile-menu-close:hover, .mobile-menu-close:focus {
  color: var(--color-secondary);
}
.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 28px;
  align-items: flex-start;
  margin: 40px 0 0 40px;
}
.mobile-nav a {
  color: var(--color-white);
  font-family: var(--font-display);
  font-size: 1.3rem;
  text-decoration: none;
  font-weight: 500;
  letter-spacing: 0.01em;
  transition: color var(--transition);
}
.mobile-nav a:hover, .mobile-nav a:focus {
  color: var(--color-secondary);
}

/* =====================
   5. Hero Section
   ===================== */
.hero-section {
  background: linear-gradient(120deg, var(--color-accent) 70%, #e9ecef 100%);
  padding: 60px 0 40px 0;
  margin-bottom: var(--section-spacing);
  border-radius: 0 0 var(--radius) var(--radius);
  box-shadow: 0 2px 8px var(--color-shadow);
}
.hero-section .container {
  align-items: center;
  justify-content: center;
}
.hero-section .content-wrapper {
  align-items: flex-start;
  gap: 18px;
}
.hero-section h1 {
  font-size: 2.4rem;
  color: var(--color-primary);
  margin-bottom: 0.2em;
}
.hero-section p {
  font-size: 1.2rem;
  color: var(--color-primary);
  margin-bottom: 1.2em;
}
.hero-section .cta-button {
  margin-top: 10px;
}

/* =====================
   6. Feature & Card Grids
   ===================== */
.feature-grid, .team-grid, .gallery-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap-feature);
  justify-content: flex-start;
  margin-top: 10px;
}
.feature-grid > div, .team-grid > div, .gallery-grid > div {
  background: var(--color-accent);
  border-radius: var(--radius);
  box-shadow: 0 2px 8px var(--color-shadow);
  padding: 28px 22px;
  flex: 1 1 260px;
  min-width: 220px;
  max-width: 340px;
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.feature-grid > div:hover, .team-grid > div:hover, .gallery-grid > div:hover {
  box-shadow: 0 6px 24px var(--color-shadow-hover);
  transform: translateY(-4px) scale(1.02);
}
.feature-grid h3, .team-grid h3, .gallery-grid h3 {
  font-size: 1.1rem;
  color: var(--color-primary);
  margin-bottom: 0.3em;
}
.feature-grid p, .team-grid p, .gallery-grid p {
  color: var(--color-primary);
  font-size: 1rem;
}

/* =====================
   7. Testimonials
   ===================== */
.testimonial-card {
  display: flex;
  align-items: center;
  gap: var(--gap-testimonial);
  padding: 20px;
  background: var(--color-accent);
  border-radius: var(--radius);
  box-shadow: 0 2px 8px var(--color-shadow);
  margin-bottom: 20px;
  color: var(--color-primary);
  font-size: 1.05rem;
  transition: box-shadow var(--transition), transform var(--transition);
}
.testimonial-card:hover {
  box-shadow: 0 6px 24px var(--color-shadow-hover);
  transform: translateY(-2px) scale(1.01);
}
.testimonial-card strong {
  color: var(--color-secondary);
  font-size: 1rem;
  margin-left: 10px;
}

/* =====================
   8. Lists & Content
   ===================== */
ul, ol {
  color: var(--color-primary);
  font-size: 1rem;
  margin-bottom: 1.2em;
}
ul li, ol li {
  margin-bottom: 0.5em;
}

/* =====================
   9. Footer
   ===================== */
footer {
  background: var(--color-white);
  border-top: 1px solid var(--color-grey);
  padding: 32px 0 16px 0;
  margin-top: 60px;
}
footer .container {
  flex-direction: column;
  align-items: center;
  gap: 18px;
}
.footer-menu {
  display: flex;
  flex-direction: row;
  gap: 24px;
  margin-bottom: 10px;
}
.footer-menu a {
  color: var(--color-primary);
  text-decoration: none;
  font-family: var(--font-display);
  font-size: 1rem;
  transition: color var(--transition);
}
.footer-menu a:hover, .footer-menu a:focus {
  color: var(--color-secondary);
}
footer p {
  color: var(--color-grey-dark);
  font-size: 0.95rem;
  text-align: center;
  margin: 0;
}

/* =====================
   10. Cookie Consent Banner
   ===================== */
.cookie-banner {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  background: var(--color-white);
  box-shadow: 0 -2px 12px var(--color-shadow);
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  z-index: 99999;
  transition: transform 0.35s var(--transition), opacity 0.25s var(--transition);
  transform: translateY(100%);
  opacity: 0;
  pointer-events: none;
}
.cookie-banner.visible {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}
.cookie-banner p {
  color: var(--color-primary);
  font-size: 1rem;
  margin: 0 0 10px 0;
  text-align: center;
}
.cookie-banner .cookie-actions {
  display: flex;
  flex-direction: row;
  gap: 16px;
  justify-content: center;
  align-items: center;
}
.cookie-banner button {
  font-family: var(--font-display);
  font-size: 1rem;
  border: none;
  border-radius: var(--radius);
  padding: 10px 22px;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
  margin: 0;
}
.cookie-banner .accept {
  background: var(--color-secondary);
  color: var(--color-white);
}
.cookie-banner .accept:hover, .cookie-banner .accept:focus {
  background: #b88a1a;
}
.cookie-banner .reject {
  background: var(--color-grey);
  color: var(--color-primary);
}
.cookie-banner .reject:hover, .cookie-banner .reject:focus {
  background: #d1d5db;
}
.cookie-banner .settings {
  background: none;
  color: var(--color-secondary);
  border: 1px solid var(--color-secondary);
}
.cookie-banner .settings:hover, .cookie-banner .settings:focus {
  background: var(--color-secondary);
  color: var(--color-white);
}

/* Cookie Modal */
.cookie-modal-overlay {
  position: fixed;
  left: 0; right: 0; top: 0; bottom: 0;
  background: rgba(39,49,66,0.45);
  z-index: 100000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s var(--transition);
}
.cookie-modal-overlay.visible {
  opacity: 1;
  pointer-events: auto;
}
.cookie-modal {
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: 0 8px 32px var(--color-shadow-hover);
  padding: 32px 24px 24px 24px;
  max-width: 420px;
  width: 90vw;
  display: flex;
  flex-direction: column;
  gap: 18px;
  position: relative;
  animation: cookieModalIn 0.35s cubic-bezier(.4,0,.2,1);
}
@keyframes cookieModalIn {
  from { transform: translateY(40px) scale(0.98); opacity: 0; }
  to { transform: translateY(0) scale(1); opacity: 1; }
}
.cookie-modal h2 {
  font-size: 1.3rem;
  margin-bottom: 0.5em;
}
.cookie-modal .cookie-category {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}
.cookie-modal .cookie-category label {
  font-size: 1rem;
  color: var(--color-primary);
  flex: 1;
}
.cookie-modal .cookie-category input[type="checkbox"] {
  accent-color: var(--color-secondary);
  width: 20px;
  height: 20px;
}
.cookie-modal .cookie-category.essential label {
  font-weight: 600;
  color: var(--color-primary);
}
.cookie-modal .cookie-category.essential input[type="checkbox"] {
  display: none;
}
.cookie-modal .modal-actions {
  display: flex;
  flex-direction: row;
  gap: 14px;
  justify-content: flex-end;
  margin-top: 10px;
}
.cookie-modal .modal-actions button {
  font-family: var(--font-display);
  font-size: 1rem;
  border: none;
  border-radius: var(--radius);
  padding: 10px 22px;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}
.cookie-modal .save {
  background: var(--color-secondary);
  color: var(--color-white);
}
.cookie-modal .save:hover, .cookie-modal .save:focus {
  background: #b88a1a;
}
.cookie-modal .cancel {
  background: var(--color-grey);
  color: var(--color-primary);
}
.cookie-modal .cancel:hover, .cookie-modal .cancel:focus {
  background: #d1d5db;
}
.cookie-modal .modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--color-primary);
  cursor: pointer;
  transition: color var(--transition);
}
.cookie-modal .modal-close:hover, .cookie-modal .modal-close:focus {
  color: var(--color-secondary);
}

/* =====================
   11. Miscellaneous
   ===================== */
.contact-details {
  background: var(--color-accent);
  border-radius: var(--radius);
  box-shadow: 0 2px 8px var(--color-shadow);
  padding: 24px 20px;
  margin-bottom: 20px;
  font-size: 1rem;
  color: var(--color-primary);
}

/* =====================
   12. Flexbox Utility Patterns
   ===================== */
.card-container {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}
.card {
  margin-bottom: 20px;
  position: relative;
  background: var(--color-accent);
  border-radius: var(--radius);
  box-shadow: 0 2px 8px var(--color-shadow);
  padding: 24px 18px;
  flex: 1 1 260px;
  min-width: 220px;
  max-width: 340px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.card:hover {
  box-shadow: 0 6px 24px var(--color-shadow-hover);
  transform: translateY(-4px) scale(1.02);
}
.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;
}
.feature-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
}

/* =====================
   13. Responsive Design
   ===================== */
@media (max-width: 1024px) {
  .container {
    max-width: 900px;
  }
  .feature-grid > div, .team-grid > div, .gallery-grid > div, .card {
    min-width: 180px;
    max-width: 100%;
  }
}
@media (max-width: 900px) {
  .container {
    max-width: 98vw;
  }
  .main-nav {
    gap: 18px;
  }
}
@media (max-width: 768px) {
  html {
    font-size: 15px;
  }
  .container {
    padding: 0 10px;
  }
  header .container {
    flex-direction: row;
    gap: 8px;
  }
  .main-nav {
    display: none;
  }
  .cta-button {
    margin-left: 0;
  }
  .mobile-menu-toggle {
    display: block;
  }
  .feature-grid, .team-grid, .gallery-grid, .card-container, .content-grid {
    flex-direction: column;
    gap: 20px;
  }
  .feature-grid > div, .team-grid > div, .gallery-grid > div, .card {
    min-width: 0;
    max-width: 100%;
    width: 100%;
  }
  .footer-menu {
    flex-direction: column;
    gap: 10px;
    align-items: center;
  }
  .hero-section {
    padding: 36px 0 24px 0;
  }
  .hero-section h1 {
    font-size: 1.6rem;
  }
  .hero-section p {
    font-size: 1rem;
  }
  .section {
    padding: 24px 8px;
    margin-bottom: 36px;
  }
  .testimonial-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    padding: 16px;
  }
  .text-image-section {
    flex-direction: column;
    gap: 18px;
  }
}
@media (max-width: 480px) {
  html {
    font-size: 14px;
  }
  .hero-section {
    padding: 20px 0 12px 0;
  }
  .section {
    padding: 12px 4px;
    margin-bottom: 24px;
  }
  .cookie-banner {
    padding: 16px 6px;
  }
  .cookie-modal {
    padding: 18px 6px 12px 6px;
  }
}

/* =====================
   14. Accessibility & Focus
   ===================== */
a:focus, button:focus, .cta-button:focus {
  outline: 2px solid var(--color-secondary);
  outline-offset: 2px;
}

/* =====================
   15. Animations & Micro-interactions
   ===================== */
.cta-button, .card, .feature-grid > div, .team-grid > div, .gallery-grid > div, .testimonial-card {
  transition: box-shadow var(--transition), transform var(--transition), background var(--transition), color var(--transition);
}

/* =====================
   16. Hide elements utility
   ===================== */
.hide {
  display: none !important;
}

/* =====================
   17. Prevent Overlapping
   ===================== */
/* All flex containers use gap and margin-bottom for spacing. No absolute positioning for content cards. */

/* =====================
   18. Z-Index Stacking
   ===================== */
header { z-index: 100; }
.mobile-menu { z-index: 9999; }
.cookie-banner { z-index: 99999; }
.cookie-modal-overlay { z-index: 100000; }

/* =====================
   19. Print Styles (optional)
   ===================== */
@media print {
  header, footer, .mobile-menu, .cookie-banner, .cookie-modal-overlay { display: none !important; }
  .section, .hero-section { box-shadow: none !important; background: #fff !important; }
}