/* ===============================
   SilkenSurf Rhetorik - style.css
   Geometric Structured Design
   =============================== */

/* 1. CSS Variables for Brand & Geometry */
:root {
  --color-primary: #144167;
  --color-secondary: #E6BA64;
  --color-accent: #F4F7FA;
  --color-dark: #1A2633;
  --color-light: #fff;
  --color-grey: #e5e9ef;
  --color-grey-dark: #7a869a;
  --color-shadow: rgba(20,65,103,0.08);
  --radius-sharp: 0.5rem;
  --radius-card: 1.2rem;
  --radius-btn: 2.5rem;
  --font-display: 'Merriweather', serif;
  --font-body: 'Roboto', Arial, sans-serif;
  --font-geometric: 'Montserrat', 'Roboto', Arial, sans-serif;
  --transition: 0.25s cubic-bezier(.4,0,.2,1);
  --shadow-card: 0 4px 24px var(--color-shadow);
  --shadow-btn: 0 2px 8px var(--color-shadow);
  --section-spacing: 60px;
  --container-max: 1200px;
  --gap-main: 24px;
  --gap-card: 20px;
  --gap-feature: 20px;
  --gap-testimonial: 20px;
  --z-cookie: 9999;
  --z-mobile-menu: 9998;
}

/* 2. Font Imports */
@import url('https://fonts.googleapis.com/css2?family=Merriweather:wght@700;900&family=Roboto:wght@400;500;700&family=Montserrat:wght@700&display=swap');

/* 3. Reset & Base Styles */
html {
  box-sizing: border-box;
  font-size: 16px;
  scroll-behavior: smooth;
}
*, *:before, *:after {
  box-sizing: inherit;
}
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-dark);
  background: var(--color-accent);
  line-height: 1.6;
  min-height: 100vh;
}
img {
  max-width: 100%;
  display: block;
  border-radius: var(--radius-sharp);
}
a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover, a:focus {
  color: var(--color-secondary);
}
ul, ol {
  padding-left: 1.5em;
}

/* 4. Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 900;
  color: var(--color-primary);
  margin-top: 0;
  margin-bottom: 0.5em;
  letter-spacing: 0.01em;
  line-height: 1.15;
}
h1 {
  font-size: 2.5rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
h2 {
  font-size: 2rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
h3 {
  font-size: 1.25rem;
  font-family: var(--font-geometric);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.subheadline {
  font-size: 1.2rem;
  color: var(--color-grey-dark);
  font-family: var(--font-body);
  margin-bottom: 1.5em;
  font-weight: 500;
}
strong {
  font-weight: 700;
}

/* 5. Layout Containers */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 20px;
}
.content-wrapper {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: var(--gap-main);
}

/* 6. Section Spacing */
section {
  margin-bottom: var(--section-spacing);
  padding: 40px 0 0 0;
}
.section {
  margin-bottom: var(--section-spacing);
  padding: 40px 20px;
}

/* 7. Flexbox Grids & Cards */
.feature-grid,
.card-container,
.card-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap-feature);
  margin-bottom: var(--gap-main);
}
.card-container {
  gap: var(--gap-card);
}
.card {
  background: var(--color-light);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  padding: 32px 24px;
  margin-bottom: 20px;
  position: relative;
  display: flex;
  flex-direction: column;
  min-width: 260px;
  flex: 1 1 300px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.card:hover {
  box-shadow: 0 8px 32px rgba(20,65,103,0.16);
  transform: translateY(-4px) scale(1.02);
}
.card-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 12px;
}

/* 8. Feature Items */
.feature-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
  background: var(--color-light);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  padding: 24px 20px;
  margin-bottom: 20px;
}

/* 9. Text-Image Section */
.text-image-section {
  display: flex;
  align-items: center;
  gap: 30px;
  flex-wrap: wrap;
}
.text-image-section > div {
  flex: 1 1 320px;
  min-width: 260px;
}
.text-image-section img {
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  max-width: 400px;
}

/* 10. Testimonials */
.testimonial-card {
  display: flex;
  align-items: center;
  gap: 20px;
  background: var(--color-accent);
  border-left: 6px solid var(--color-secondary);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  padding: 20px 28px;
  margin-bottom: 20px;
  color: var(--color-dark);
  font-size: 1.1rem;
  transition: box-shadow var(--transition), border-color var(--transition);
}
.testimonial-card:hover {
  border-left-color: var(--color-primary);
  box-shadow: 0 8px 32px rgba(20,65,103,0.16);
}
.testimonial-card blockquote {
  margin: 0;
  font-style: italic;
  font-family: var(--font-display);
  color: var(--color-dark);
  font-size: 1.1rem;
}
.testimonial-card span {
  font-family: var(--font-body);
  color: var(--color-grey-dark);
  font-size: 1rem;
  margin-left: auto;
}

/* 11. Buttons & CTA */
.cta, .btn, button, input[type="submit"] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-geometric);
  font-weight: 700;
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: var(--color-primary);
  color: var(--color-light);
  border: none;
  border-radius: var(--radius-btn);
  padding: 0.85em 2.2em;
  margin-top: 10px;
  margin-bottom: 10px;
  box-shadow: var(--shadow-btn);
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition), transform var(--transition);
  outline: none;
  position: relative;
  z-index: 1;
}
.cta:hover, .btn:hover, button:hover, input[type="submit"]:hover {
  background: var(--color-secondary);
  color: var(--color-primary);
  box-shadow: 0 6px 24px rgba(20,65,103,0.18);
  transform: translateY(-2px) scale(1.03);
}
.cta:active, .btn:active, button:active, input[type="submit"]:active {
  background: var(--color-primary);
  color: var(--color-light);
  transform: scale(0.98);
}

/* 12. Header & Navigation */
header {
  background: var(--color-light);
  box-shadow: 0 2px 12px var(--color-shadow);
  position: sticky;
  top: 0;
  z-index: 100;
}
header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  padding-bottom: 12px;
  gap: 24px;
}
header img {
  height: 48px;
  width: auto;
  margin-right: 24px;
}
header nav {
  display: flex;
  align-items: center;
  gap: 24px;
}
header nav a {
  font-family: var(--font-geometric);
  font-weight: 700;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-primary);
  padding: 8px 12px;
  border-radius: var(--radius-sharp);
  transition: background var(--transition), color var(--transition);
}
header nav a.cta {
  background: var(--color-secondary);
  color: var(--color-primary);
  margin-left: 12px;
  box-shadow: var(--shadow-btn);
}
header nav a:hover, header nav a:focus {
  background: var(--color-accent);
  color: var(--color-secondary);
}
header nav a.cta:hover, header nav a.cta:focus {
  background: var(--color-primary);
  color: var(--color-light);
}

/* 13. Mobile Navigation */
.mobile-menu-toggle {
  display: none;
  background: var(--color-secondary);
  color: var(--color-primary);
  border: none;
  border-radius: 50%;
  width: 44px;
  height: 44px;
  font-size: 2rem;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-btn);
  transition: background var(--transition), color var(--transition), transform var(--transition);
  z-index: var(--z-mobile-menu);
}
.mobile-menu-toggle:hover {
  background: var(--color-primary);
  color: var(--color-light);
  transform: scale(1.08);
}
.mobile-menu {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: var(--color-primary);
  color: var(--color-light);
  z-index: var(--z-mobile-menu);
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-start;
  padding: 0;
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(.4,0,.2,1);
}
.mobile-menu.open {
  display: flex;
  transform: translateX(0);
}
.mobile-menu-close {
  background: none;
  border: none;
  color: var(--color-secondary);
  font-size: 2.2rem;
  align-self: flex-end;
  margin: 24px 24px 0 0;
  cursor: pointer;
  transition: color var(--transition), transform var(--transition);
}
.mobile-menu-close:hover {
  color: var(--color-light);
  transform: scale(1.1);
}
.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 28px;
  width: 100%;
  align-items: flex-start;
  padding: 40px 32px;
}
.mobile-nav a {
  font-family: var(--font-geometric);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-light);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 12px 0;
  border-bottom: 2px solid transparent;
  transition: color var(--transition), border-color var(--transition);
}
.mobile-nav a:hover, .mobile-nav a:focus {
  color: var(--color-secondary);
  border-bottom: 2px solid var(--color-secondary);
}

/* 14. Footer */
footer {
  background: var(--color-primary);
  color: var(--color-light);
  padding: 36px 0 18px 0;
  margin-top: 60px;
}
footer .container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
}
footer nav {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}
footer nav a {
  color: var(--color-secondary);
  font-family: var(--font-geometric);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  transition: color var(--transition);
}
footer nav a:hover, footer nav a:focus {
  color: var(--color-light);
}
footer p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--color-accent);
}

/* 15. Forms & Inputs */
input, select, textarea {
  font-family: var(--font-body);
  font-size: 1rem;
  border: 2px solid var(--color-grey);
  border-radius: var(--radius-sharp);
  padding: 10px 14px;
  margin-bottom: 16px;
  background: var(--color-light);
  color: var(--color-dark);
  transition: border-color var(--transition), box-shadow var(--transition);
}
input:focus, select:focus, textarea:focus {
  border-color: var(--color-secondary);
  outline: none;
  box-shadow: 0 0 0 2px var(--color-secondary);
}
label {
  font-family: var(--font-geometric);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 6px;
  display: block;
}

/* 16. Cookie Consent Banner */
.cookie-banner {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  background: var(--color-light);
  color: var(--color-dark);
  box-shadow: 0 -2px 16px rgba(20,65,103,0.12);
  z-index: var(--z-cookie);
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 32px;
  font-size: 1rem;
  animation: cookie-slide-in 0.6s cubic-bezier(.4,0,.2,1);
}
@keyframes cookie-slide-in {
  from { transform: translateY(100%); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}
.cookie-banner .cookie-actions {
  display: flex;
  gap: 16px;
}
.cookie-banner button {
  font-family: var(--font-geometric);
  font-size: 1rem;
  font-weight: 700;
  border: none;
  border-radius: var(--radius-btn);
  padding: 0.6em 1.6em;
  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-primary);
}
.cookie-banner .accept:hover {
  background: var(--color-primary);
  color: var(--color-light);
}
.cookie-banner .reject {
  background: var(--color-grey);
  color: var(--color-dark);
}
.cookie-banner .reject:hover {
  background: var(--color-primary);
  color: var(--color-light);
}
.cookie-banner .settings {
  background: var(--color-accent);
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}
.cookie-banner .settings:hover {
  background: var(--color-secondary);
  color: var(--color-primary);
  border-color: var(--color-secondary);
}

/* Cookie Modal */
.cookie-modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(20,65,103,0.65);
  z-index: calc(var(--z-cookie) + 1);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fade-in 0.3s cubic-bezier(.4,0,.2,1);
}
@keyframes fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}
.cookie-modal {
  background: var(--color-light);
  color: var(--color-dark);
  border-radius: var(--radius-card);
  box-shadow: 0 8px 32px rgba(20,65,103,0.18);
  padding: 36px 32px 28px 32px;
  min-width: 320px;
  max-width: 95vw;
  display: flex;
  flex-direction: column;
  gap: 24px;
  animation: modal-pop 0.35s cubic-bezier(.4,0,.2,1);
}
@keyframes modal-pop {
  from { transform: scale(0.92); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}
.cookie-modal h2 {
  font-size: 1.4rem;
  margin-bottom: 0.5em;
  color: var(--color-primary);
}
.cookie-modal .cookie-category {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 12px;
}
.cookie-modal .cookie-category label {
  font-size: 1rem;
  font-family: var(--font-geometric);
  color: var(--color-dark);
  margin: 0;
}
.cookie-modal .cookie-category input[type="checkbox"] {
  accent-color: var(--color-secondary);
  width: 20px;
  height: 20px;
}
.cookie-modal .cookie-category.essential label {
  color: var(--color-grey-dark);
  font-style: italic;
}
.cookie-modal .modal-actions {
  display: flex;
  gap: 16px;
  margin-top: 12px;
}
.cookie-modal .close-modal {
  background: none;
  color: var(--color-primary);
  border: none;
  font-size: 1.5rem;
  align-self: flex-end;
  cursor: pointer;
  margin-bottom: -16px;
  margin-top: -16px;
  transition: color var(--transition);
}
.cookie-modal .close-modal:hover {
  color: var(--color-secondary);
}

/* 17. Responsive Design */
@media (max-width: 1200px) {
  .container {
    max-width: 1000px;
  }
}
@media (max-width: 900px) {
  .container {
    max-width: 760px;
  }
  .feature-grid, .card-container, .card-grid {
    gap: 16px;
  }
}
@media (max-width: 768px) {
  html {
    font-size: 15px;
  }
  .container {
    max-width: 98vw;
    padding: 0 10px;
  }
  .content-wrapper {
    gap: 16px;
  }
  section, .section {
    padding: 28px 0 0 0;
    margin-bottom: 36px;
  }
  .feature-grid, .card-container, .card-grid {
    flex-direction: column;
    gap: 16px;
  }
  .text-image-section {
    flex-direction: column;
    gap: 18px;
  }
  header .container {
    flex-direction: row;
    gap: 10px;
  }
  header nav {
    display: none;
  }
  .mobile-menu-toggle {
    display: flex;
  }
  .testimonial-card {
    flex-direction: column;
    align-items: flex-start;
    padding: 18px 14px;
    font-size: 1rem;
  }
  .cookie-banner {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
    padding: 18px 10px;
    font-size: 0.98rem;
  }
  .cookie-modal {
    padding: 22px 10px 18px 10px;
    min-width: 0;
  }
}
@media (max-width: 480px) {
  html {
    font-size: 14px;
  }
  h1 {
    font-size: 1.6rem;
  }
  h2 {
    font-size: 1.2rem;
  }
  .cta, .btn, button, input[type="submit"] {
    font-size: 1rem;
    padding: 0.7em 1.2em;
  }
  .testimonial-card {
    font-size: 0.98rem;
    padding: 12px 6px;
  }
}

/* 18. Geometric/Structured Visual Elements */
.card, .feature-item, .testimonial-card, .cookie-modal {
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  border: none;
}
.feature-grid > div, .card-container > div, .card-grid > div {
  background: var(--color-light);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  padding: 24px 18px;
  margin-bottom: 20px;
  min-width: 220px;
  flex: 1 1 260px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.feature-grid > div:hover, .card-container > div:hover, .card-grid > div:hover {
  box-shadow: 0 8px 32px rgba(20,65,103,0.16);
  transform: translateY(-3px) scale(1.01);
}

/* 19. Utility Classes */
.hide {
  display: none !important;
}
.text-center {
  text-align: center;
}
.mt-0 { margin-top: 0 !important; }
.mb-0 { margin-bottom: 0 !important; }

/* 20. Micro-interactions */
.cta:after, .btn:after {
  content: '';
  display: block;
  position: absolute;
  left: 50%;
  top: 50%;
  width: 0;
  height: 0;
  background: rgba(230,186,100,0.18);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.3s, height 0.3s;
  z-index: -1;
}
.cta:active:after, .btn:active:after {
  width: 120%;
  height: 120%;
}

/* 21. Accessibility & Focus */
a:focus, button:focus, .cta:focus, .btn:focus {
  outline: 2px solid var(--color-secondary);
  outline-offset: 2px;
}

/* 22. Custom Scrollbar */
::-webkit-scrollbar {
  width: 10px;
  background: var(--color-accent);
}
::-webkit-scrollbar-thumb {
  background: var(--color-secondary);
  border-radius: 8px;
}

/* 23. Miscellaneous */
hr {
  border: none;
  border-top: 2px solid var(--color-grey);
  margin: 32px 0;
}

/* 24. Prevent Overlapping */
.feature-grid > div, .card-container > div, .card-grid > div, .testimonial-card {
  margin-bottom: 20px;
}

/* 25. Prevent Absolute Positioning for Content */
/* Only decorative elements may use position: absolute, not content cards or text blocks */

/* 26. Ensure Proper Z-Index for Overlays */
.mobile-menu, .cookie-banner, .cookie-modal-overlay {
  z-index: var(--z-cookie);
}

/* END OF CSS */