/* CrystalStream Capital – Elegant Classic CSS Theme */

/* 1. Font Imports (Serif for headings, clean sans-serif for body) */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;600;700&family=Open+Sans:wght@400;600&display=swap');

:root {
  --color-primary: #1B365D;
  --color-secondary: #5DB7C7;
  --color-accent: #F5F7FA;
  --color-bg: #F8F9FB;
  --color-muted: #E5E8EF;
  --color-text: #232323;
  --color-text-light: #fff;
  --color-border: #D1D5DB;
  --color-shadow: rgba(27, 54, 93, 0.08);
  --color-shadow-strong: rgba(27, 54, 93, 0.14);
  --font-display: 'Montserrat', serif;
  --font-body: 'Open Sans', serif;
  --radius: 8px;
  --transition: 0.25s cubic-bezier(.4,0,.2,1);
}

html {
  box-sizing: border-box;
  font-size: 18px;
  background: var(--color-bg);
  scroll-behavior: smooth;
}
*, *:before, *:after {
  box-sizing: inherit;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  margin: 0;
  padding: 0;
  line-height: 1.7;
  min-height: 100vh;
}

/* 2. Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--color-primary);
  margin-top: 0;
  margin-bottom: 0.7em;
  font-weight: 700;
  letter-spacing: 0.01em;
}
h1 {
  font-size: 2.2rem;
  line-height: 1.15;
}
h2 {
  font-size: 1.5rem;
  margin-bottom: 1.2em;
}
h3 {
  font-size: 1.15rem;
  font-weight: 600;
}
p, ul, ol, dl {
  font-size: 1rem;
  margin-bottom: 1.1em;
  color: var(--color-text);
}
ul, ol {
  padding-left: 1.2em;
}
strong {
  font-weight: 600;
}
a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover, a:focus {
  color: var(--color-secondary);
  text-decoration: underline;
}

/* 3. Layout Containers */
.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 20px;
}
.content-wrapper {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* Section Spacing */
section {
  margin-bottom: 60px;
  padding: 40px 0 40px 0;
  background: none;
}
section:last-child {
  margin-bottom: 0;
}

/* 4. Header & Navigation */
header {
  background: var(--color-accent);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}
header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px;
}
header img {
  height: 38px;
  width: auto;
  margin-right: 32px;
}
header nav {
  display: flex;
  align-items: center;
  gap: 24px;
}
header nav a {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-primary);
  padding: 6px 10px;
  border-radius: var(--radius);
  transition: background var(--transition), color var(--transition);
}
header nav a:hover, header nav a:focus {
  background: var(--color-secondary);
  color: var(--color-text-light);
}
header nav .cta-btn {
  background: var(--color-primary);
  color: var(--color-text-light);
  font-weight: 600;
  padding: 8px 22px;
  border-radius: var(--radius);
  margin-left: 12px;
  box-shadow: 0 2px 8px var(--color-shadow);
  transition: background var(--transition), box-shadow var(--transition);
}
header nav .cta-btn:hover, header nav .cta-btn:focus {
  background: var(--color-secondary);
  color: var(--color-text-light);
  box-shadow: 0 4px 16px var(--color-shadow-strong);
}

/* Hamburger Button */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 2rem;
  color: var(--color-primary);
  cursor: pointer;
  margin-left: 18px;
  transition: color var(--transition);
}
.mobile-menu-toggle:focus {
  outline: 2px solid var(--color-secondary);
}

/* 5. Mobile Menu Overlay */
.mobile-menu {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(27,54,93,0.98);
  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-text-light);
  font-size: 2.2rem;
  margin: 24px 32px 0 0;
  cursor: pointer;
  transition: color var(--transition);
}
.mobile-menu-close:focus {
  outline: 2px solid var(--color-secondary);
}
.mobile-nav {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 28px;
  margin: 60px 0 0 48px;
}
.mobile-nav a {
  color: var(--color-text-light);
  font-size: 1.2rem;
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.01em;
  padding: 6px 0;
  border-radius: var(--radius);
  transition: background var(--transition), color var(--transition);
}
.mobile-nav a:hover, .mobile-nav a:focus {
  background: var(--color-secondary);
  color: var(--color-primary);
  padding-left: 10px;
}

/* 6. Main Content & Sections */
main {
  min-height: 60vh;
}

.section {
  margin-bottom: 60px;
  padding: 40px 20px;
}

.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: 28px 24px;
  flex: 1 1 320px;
  min-width: 260px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.card:hover, .card:focus-within {
  box-shadow: 0 6px 24px var(--color-shadow-strong);
  transform: translateY(-2px) scale(1.01);
}

.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;
}
.text-image-section > div {
  flex: 1 1 320px;
  min-width: 260px;
}
.text-image-section img {
  max-width: 340px;
  width: 100%;
  border-radius: var(--radius);
  box-shadow: 0 2px 12px var(--color-shadow);
}

.feature-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: flex-start;
}
.feature-grid > div {
  background: var(--color-accent);
  border-radius: var(--radius);
  box-shadow: 0 1px 6px var(--color-shadow);
  padding: 24px 20px;
  flex: 1 1 240px;
  min-width: 220px;
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 15px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.feature-grid > div:hover, .feature-grid > div:focus-within {
  box-shadow: 0 4px 18px var(--color-shadow-strong);
  transform: translateY(-2px) scale(1.01);
}
.feature-grid img {
  width: 64px;
  height: 64px;
  object-fit: cover;
  border-radius: 50%;
  margin-bottom: 10px;
  box-shadow: 0 1px 6px var(--color-shadow);
}

.feature-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
}

/* 7. Testimonials */
.testimonial-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 20px;
  padding: 20px;
  background: #fff;
  border-radius: var(--radius);
  box-shadow: 0 2px 12px var(--color-shadow);
  margin-bottom: 20px;
  min-width: 220px;
  max-width: 480px;
  color: var(--color-primary);
  font-style: italic;
  transition: box-shadow var(--transition), transform var(--transition);
}
.testimonial-card p {
  color: var(--color-primary);
  font-size: 1.05rem;
  margin-bottom: 0.5em;
}
.testimonial-card span {
  color: var(--color-text);
  font-size: 0.98rem;
  font-style: normal;
}
.testimonial-card:hover, .testimonial-card:focus-within {
  box-shadow: 0 6px 24px var(--color-shadow-strong);
  transform: translateY(-2px) scale(1.01);
}

/* 8. Buttons & CTA */
.cta-btn {
  display: inline-block;
  background: var(--color-primary);
  color: var(--color-text-light) !important;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  padding: 12px 32px;
  border-radius: var(--radius);
  box-shadow: 0 2px 8px var(--color-shadow);
  border: none;
  cursor: pointer;
  transition: background var(--transition), box-shadow var(--transition), transform var(--transition);
  text-align: center;
  margin-top: 10px;
}
.cta-btn:hover, .cta-btn:focus {
  background: var(--color-secondary);
  color: var(--color-primary) !important;
  box-shadow: 0 4px 16px var(--color-shadow-strong);
  transform: translateY(-2px) scale(1.01);
  text-decoration: none;
}

button {
  font-family: var(--font-body);
  font-size: 1rem;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
}

/* 9. Footer */
footer {
  background: var(--color-accent);
  border-top: 1px solid var(--color-border);
  padding: 40px 0 0 0;
  color: var(--color-primary);
  font-size: 0.98rem;
}
footer .container {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
footer .content-wrapper {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 0;
}
footer nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
footer nav a {
  color: var(--color-primary);
  font-size: 1rem;
  transition: color var(--transition);
}
footer nav a:hover, footer nav a:focus {
  color: var(--color-secondary);
}
footer img {
  height: 32px;
  width: auto;
  margin-bottom: 10px;
}
footer p {
  margin: 0 0 6px 0;
  color: var(--color-primary);
}
footer .content-wrapper:last-child {
  border-top: 1px solid var(--color-border);
  padding-top: 18px;
  margin-top: 18px;
  justify-content: center;
  color: var(--color-primary);
  font-size: 0.95rem;
}

/* 10. Cookie Consent Banner */
.cookie-banner {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  background: #fff;
  color: var(--color-primary);
  box-shadow: 0 -2px 16px var(--color-shadow-strong);
  border-top: 1px solid var(--color-border);
  z-index: 99999;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 32px;
  font-size: 1rem;
  animation: cookieBannerIn 0.5s cubic-bezier(.4,0,.2,1);
}
@keyframes cookieBannerIn {
  from { transform: translateY(100%); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}
.cookie-banner__text {
  flex: 1 1 320px;
  min-width: 180px;
}
.cookie-banner__actions {
  display: flex;
  gap: 16px;
}
.cookie-btn {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  padding: 10px 22px;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
  box-shadow: 0 1px 4px var(--color-shadow);
}
.cookie-btn.accept {
  background: var(--color-primary);
  color: var(--color-text-light);
}
.cookie-btn.accept:hover, .cookie-btn.accept:focus {
  background: var(--color-secondary);
  color: var(--color-primary);
}
.cookie-btn.reject {
  background: var(--color-muted);
  color: var(--color-primary);
}
.cookie-btn.reject:hover, .cookie-btn.reject:focus {
  background: var(--color-secondary);
  color: var(--color-text-light);
}
.cookie-btn.settings {
  background: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
}
.cookie-btn.settings:hover, .cookie-btn.settings:focus {
  background: var(--color-secondary);
  color: var(--color-text-light);
  border-color: var(--color-secondary);
}

/* Cookie Modal */
.cookie-modal-overlay {
  position: fixed;
  left: 0; right: 0; top: 0; bottom: 0;
  background: rgba(27,54,93,0.45);
  z-index: 100000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s cubic-bezier(.4,0,.2,1);
}
.cookie-modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}
.cookie-modal {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: 0 8px 32px var(--color-shadow-strong);
  padding: 36px 32px 28px 32px;
  max-width: 420px;
  width: 90vw;
  color: var(--color-primary);
  animation: cookieModalIn 0.4s cubic-bezier(.4,0,.2,1);
  position: relative;
}
@keyframes cookieModalIn {
  from { transform: translateY(40px) scale(0.98); opacity: 0; }
  to { transform: translateY(0) scale(1); opacity: 1; }
}
.cookie-modal h2 {
  font-size: 1.25rem;
  margin-bottom: 18px;
}
.cookie-modal .cookie-category {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.cookie-modal .cookie-category label {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary);
}
.cookie-modal .cookie-category input[type="checkbox"] {
  accent-color: var(--color-secondary);
  width: 22px;
  height: 22px;
}
.cookie-modal .cookie-category input[disabled] {
  opacity: 0.5;
}
.cookie-modal .cookie-modal-actions {
  display: flex;
  gap: 14px;
  margin-top: 24px;
  justify-content: flex-end;
}
.cookie-modal .cookie-modal-close {
  position: absolute;
  top: 14px; right: 18px;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--color-primary);
  cursor: pointer;
  transition: color var(--transition);
}
.cookie-modal .cookie-modal-close:hover, .cookie-modal .cookie-modal-close:focus {
  color: var(--color-secondary);
}

/* 11. Forms (if any) */
input, textarea, select {
  font-family: var(--font-body);
  font-size: 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 10px 14px;
  margin-bottom: 16px;
  background: #fff;
  color: var(--color-text);
  transition: border var(--transition), box-shadow var(--transition);
}
input:focus, textarea:focus, select:focus {
  border-color: var(--color-secondary);
  outline: none;
  box-shadow: 0 0 0 2px var(--color-secondary);
}

/* 12. Miscellaneous */
hr {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: 32px 0;
}

/* 13. Responsive Design */
@media (max-width: 1024px) {
  .container {
    max-width: 96vw;
  }
  .feature-grid > div, .card {
    min-width: 180px;
    padding: 18px 12px;
  }
}
@media (max-width: 900px) {
  .feature-grid {
    gap: 16px;
  }
  .feature-grid > div {
    min-width: 160px;
    padding: 14px 8px;
  }
  .testimonial-card {
    max-width: 100%;
  }
}
@media (max-width: 768px) {
  html {
    font-size: 16px;
  }
  header .container {
    flex-direction: row;
    align-items: center;
    padding: 12px 10px;
  }
  header nav {
    display: none;
  }
  .mobile-menu-toggle {
    display: block;
  }
  .content-wrapper, .footer .content-wrapper {
    flex-direction: column;
    gap: 18px;
  }
  .feature-grid, .card-container, .content-grid {
    flex-direction: column;
    gap: 18px;
  }
  .text-image-section {
    flex-direction: column;
    gap: 18px;
  }
  .testimonial-card {
    max-width: 100%;
    padding: 16px 10px;
  }
  .cookie-banner {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    padding: 18px 10px;
    font-size: 0.98rem;
  }
  .cookie-banner__actions {
    gap: 10px;
  }
  .cookie-modal {
    padding: 22px 10px 18px 10px;
    max-width: 98vw;
  }
  footer .container, footer .content-wrapper {
    flex-direction: column;
    gap: 14px;
    align-items: flex-start;
  }
}
@media (max-width: 480px) {
  h1 {
    font-size: 1.35rem;
  }
  h2 {
    font-size: 1.1rem;
  }
  .cta-btn {
    font-size: 0.98rem;
    padding: 10px 16px;
  }
  .cookie-btn {
    font-size: 0.95rem;
    padding: 8px 12px;
  }
}

/* 14. Utility Classes */
.text-center {
  text-align: center;
}
.text-right {
  text-align: right;
}
.mt-0 { margin-top: 0 !important; }
.mb-0 { margin-bottom: 0 !important; }

/* 15. Micro-interactions */
.card, .feature-grid > div, .testimonial-card, .cta-btn, .cookie-btn {
  transition: box-shadow var(--transition), background var(--transition), color var(--transition), transform var(--transition);
}

/* 16. Accessibility */
a:focus, button:focus, .cta-btn:focus, .cookie-btn:focus {
  outline: 2px solid var(--color-secondary);
  outline-offset: 2px;
}

/* 17. Hide elements visually but keep for screen readers */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}

/* 18. Prevent content overlap */
section, .feature-grid > div, .card, .testimonial-card, .content-wrapper {
  margin-bottom: 20px;
}

/* 19. Prevent absolute positioning for content cards (only for decorative elements) */
/* No absolute positioning used for .card, .feature-grid > div, .testimonial-card, .content-wrapper */

/* 20. Print styles (optional) */
@media print {
  header, footer, .cookie-banner, .mobile-menu { display: none !important; }
  body { background: #fff; color: #000; }
}