/* =========================================================
   Isotope Field - Elegant Classic CSS
   Author: isotope-field.com
   ========================================================= */

/* ----------------------
   1. CSS Variables
----------------------- */
:root {
  --color-primary: #22577A;
  --color-secondary: #38A3A5;
  --color-accent: #F4F4F4;
  --color-bg: #FAFAFA;
  --color-white: #fff;
  --color-black: #222;
  --color-muted: #E5E5E5;
  --color-grey: #6B6B6B;
  --color-shadow: rgba(34, 87, 122, 0.07);
  --color-shadow-dark: rgba(34, 87, 122, 0.13);
  --color-border: #D6D6D6;
  --color-focus: #38A3A5;

  --font-display: 'Montserrat', 'Georgia', serif;
  --font-body: 'Open Sans', 'Georgia', serif;

  --radius: 10px;
  --radius-sm: 6px;
  --transition: 0.25s cubic-bezier(.4,0,.2,1);
  --shadow-card: 0 2px 16px var(--color-shadow);
  --shadow-card-hover: 0 4px 24px var(--color-shadow-dark);
}

/* ----------------------
   2. Reset & Base
----------------------- */
html {
  box-sizing: border-box;
  font-size: 16px;
  scroll-behavior: smooth;
}
*, *:before, *:after {
  box-sizing: inherit;
}
body {
  font-family: var(--font-body);
  color: var(--color-black);
  background: var(--color-bg);
  margin: 0;
  padding: 0;
  line-height: 1.7;
  font-size: 1rem;
  min-height: 100vh;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover, a:focus {
  color: var(--color-secondary);
  outline: none;
}

/* ----------------------
   3. 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: 2.3rem;
  line-height: 1.15;
  margin-bottom: 0.5em;
}
h2 {
  font-size: 1.7rem;
  line-height: 1.2;
  margin-bottom: 0.5em;
}
h3 {
  font-size: 1.25rem;
  line-height: 1.3;
  margin-bottom: 0.4em;
}
h4, h5, h6 {
  font-size: 1.1rem;
  margin-bottom: 0.3em;
}
p {
  margin-top: 0;
  margin-bottom: 1.1em;
  color: var(--color-black);
  font-size: 1.05rem;
}
strong {
  font-weight: 700;
  color: var(--color-primary);
}
ul, ol {
  margin: 0 0 1.2em 1.2em;
  padding: 0;
  color: var(--color-black);
}
ul li, ol li {
  margin-bottom: 0.5em;
  font-size: 1rem;
}

/* ----------------------
   4. Layout Containers
----------------------- */
.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.content-wrapper {
  width: 100%;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.section {
  margin-bottom: 60px;
  padding: 40px 20px;
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  gap: 0;
}

/* ----------------------
   5. Header & Navigation
----------------------- */
header {
  background: var(--color-white);
  box-shadow: 0 2px 12px var(--color-shadow);
  position: sticky;
  top: 0;
  z-index: 100;
}
header .container {
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
}
header img {
  height: 44px;
  width: auto;
  margin-right: 24px;
}
.main-nav {
  display: flex;
  flex-direction: row;
  gap: 28px;
  align-items: center;
}
.main-nav a {
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--color-primary);
  padding: 6px 0;
  border-bottom: 2px solid transparent;
  transition: border-color var(--transition), color var(--transition);
  position: relative;
}
.main-nav a:hover, .main-nav a:focus {
  color: var(--color-secondary);
  border-bottom: 2px solid var(--color-secondary);
}
.cta-btn {
  font-family: var(--font-display);
  background: var(--color-primary);
  color: var(--color-white);
  padding: 12px 32px;
  border-radius: var(--radius-sm);
  font-size: 1.08rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  border: none;
  box-shadow: 0 2px 8px var(--color-shadow);
  cursor: pointer;
  transition: background var(--transition), box-shadow var(--transition), color var(--transition);
  margin-left: 24px;
  display: inline-block;
  text-align: center;
}
.cta-btn:hover, .cta-btn:focus {
  background: var(--color-secondary);
  color: var(--color-white);
  box-shadow: 0 4px 16px var(--color-shadow-dark);
  outline: none;
}

/* 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:hover, .mobile-menu-toggle:focus {
  color: var(--color-secondary);
  outline: none;
}

/* ----------------------
   6. Mobile Navigation
----------------------- */
.mobile-menu {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(34, 87, 122, 0.97);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-start;
  transform: translateX(-100%);
  transition: transform 0.35s cubic-bezier(.4,0,.2,1);
  opacity: 0;
  pointer-events: none;
}
.mobile-menu.open {
  transform: translateX(0);
  opacity: 1;
  pointer-events: auto;
}
.mobile-menu-close {
  background: none;
  border: none;
  color: var(--color-white);
  font-size: 2.2rem;
  align-self: flex-end;
  margin: 24px 24px 0 0;
  cursor: pointer;
  transition: color var(--transition);
}
.mobile-menu-close:hover, .mobile-menu-close:focus {
  color: var(--color-secondary);
  outline: none;
}
.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 28px;
  margin: 48px 0 0 32px;
}
.mobile-nav a {
  font-family: var(--font-display);
  font-size: 1.3rem;
  color: var(--color-white);
  font-weight: 600;
  letter-spacing: 0.01em;
  transition: color var(--transition);
  border-bottom: 2px solid transparent;
  padding: 4px 0;
}
.mobile-nav a:hover, .mobile-nav a:focus {
  color: var(--color-secondary);
  border-bottom: 2px solid var(--color-secondary);
  outline: none;
}

/* ----------------------
   7. Main Content Layouts
----------------------- */
.feature-grid, .service-overview-grid, .team-grid, .case-study-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-bottom: 20px;
}
.feature-item, .service-card, .team-member, .case-study-card {
  background: var(--color-accent);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-card);
  padding: 28px 24px;
  flex: 1 1 260px;
  min-width: 240px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
  margin-bottom: 20px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.feature-item:hover, .service-card:hover, .team-member:hover, .case-study-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px) scale(1.02);
}

.card-container {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}
.card {
  margin-bottom: 20px;
  position: relative;
  background: var(--color-accent);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-card);
  padding: 24px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-3px) 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;
}

/* Testimonials */
.testimonial-slider {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-bottom: 20px;
}
.testimonial-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 20px;
  padding: 20px 28px;
  background: var(--color-white);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-card);
  min-width: 260px;
  max-width: 380px;
  margin-bottom: 20px;
  color: var(--color-black);
  font-size: 1.08rem;
  transition: box-shadow var(--transition), transform var(--transition);
}
.testimonial-card strong {
  color: var(--color-primary);
  font-size: 1rem;
  font-family: var(--font-display);
}
.testimonial-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-3px) scale(1.01);
}

/* Filter options (case studies) */
.filter-options {
  display: flex;
  flex-direction: row;
  gap: 18px;
  align-items: center;
  margin-top: 18px;
  font-size: 1rem;
}
.filter-options span {
  color: var(--color-grey);
  font-weight: 600;
}
.filter-options a {
  color: var(--color-primary);
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  background: transparent;
  transition: background var(--transition), color var(--transition);
}
.filter-options a:hover, .filter-options a:focus {
  background: var(--color-secondary);
  color: var(--color-white);
  outline: none;
}

/* Map placeholder */
.map-placeholder {
  background: var(--color-accent);
  border-radius: var(--radius-sm);
  padding: 24px;
  color: var(--color-grey);
  font-style: italic;
  margin-top: 12px;
  margin-bottom: 20px;
  box-shadow: var(--shadow-card);
}

/* ----------------------
   8. Footer
----------------------- */
footer {
  background: var(--color-primary);
  color: var(--color-white);
  padding: 48px 0 24px 0;
  margin-top: 60px;
}
footer .container {
  flex-direction: row;
  flex-wrap: wrap;
  gap: 40px;
  align-items: flex-start;
  justify-content: space-between;
}
.footer-nav {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer-nav a {
  color: var(--color-white);
  font-family: var(--font-display);
  font-size: 1rem;
  opacity: 0.92;
  transition: color var(--transition), opacity var(--transition);
}
.footer-nav a:hover, .footer-nav a:focus {
  color: var(--color-secondary);
  opacity: 1;
  outline: none;
}
.footer-contact {
  font-size: 1rem;
  color: var(--color-white);
  opacity: 0.95;
  margin-bottom: 12px;
}
.footer-contact a {
  color: var(--color-secondary);
  text-decoration: underline;
  transition: color var(--transition);
}
.footer-contact a:hover, .footer-contact a:focus {
  color: var(--color-white);
  outline: none;
}
.footer-brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  margin-top: 12px;
}
.footer-brand img {
  height: 36px;
  width: auto;
  margin-bottom: 4px;
}
.footer-brand span {
  font-size: 0.95rem;
  opacity: 0.8;
}

/* ----------------------
   9. Cookie Consent Banner
----------------------- */
.cookie-banner {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  background: var(--color-white);
  color: var(--color-black);
  box-shadow: 0 -2px 16px var(--color-shadow);
  padding: 24px 20px;
  z-index: 99999;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  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 .cookie-actions {
  display: flex;
  flex-direction: row;
  gap: 16px;
}
.cookie-btn {
  font-family: var(--font-display);
  font-size: 1rem;
  padding: 8px 22px;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
  box-shadow: 0 1px 4px var(--color-shadow);
  margin-left: 0;
}
.cookie-btn.accept {
  background: var(--color-primary);
  color: var(--color-white);
  font-weight: 700;
}
.cookie-btn.accept:hover, .cookie-btn.accept:focus {
  background: var(--color-secondary);
  color: var(--color-white);
  outline: none;
}
.cookie-btn.reject {
  background: var(--color-muted);
  color: var(--color-black);
  font-weight: 600;
}
.cookie-btn.reject:hover, .cookie-btn.reject:focus {
  background: var(--color-secondary);
  color: var(--color-white);
  outline: none;
}
.cookie-btn.settings {
  background: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
  font-weight: 600;
}
.cookie-btn.settings:hover, .cookie-btn.settings:focus {
  background: var(--color-primary);
  color: var(--color-white);
  outline: none;
}

/* Cookie modal */
.cookie-modal-overlay {
  position: fixed;
  left: 0; right: 0; top: 0; bottom: 0;
  background: rgba(34, 87, 122, 0.55);
  z-index: 100000;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: cookieModalIn 0.4s cubic-bezier(.4,0,.2,1);
}
@keyframes cookieModalIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
.cookie-modal {
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: 0 8px 32px var(--color-shadow-dark);
  padding: 36px 28px 28px 28px;
  max-width: 420px;
  width: 90vw;
  color: var(--color-black);
  display: flex;
  flex-direction: column;
  gap: 24px;
  position: relative;
  animation: cookieModalSlideIn 0.4s cubic-bezier(.4,0,.2,1);
}
@keyframes cookieModalSlideIn {
  from { transform: translateY(40px); opacity: 0; }
  to   { transform: translateY(0); 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: 16px;
  margin-bottom: 12px;
}
.cookie-modal .cookie-category label {
  font-size: 1rem;
  color: var(--color-black);
  font-weight: 600;
}
.cookie-modal .cookie-toggle {
  width: 38px;
  height: 22px;
  border-radius: 12px;
  background: var(--color-muted);
  position: relative;
  cursor: pointer;
  transition: background var(--transition);
  margin-left: 8px;
}
.cookie-modal .cookie-toggle input {
  display: none;
}
.cookie-modal .cookie-toggle .slider {
  position: absolute;
  left: 2px; top: 2px;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--color-grey);
  transition: left var(--transition), background var(--transition);
}
.cookie-modal .cookie-toggle input:checked + .slider {
  left: 18px;
  background: var(--color-secondary);
}
.cookie-modal .cookie-actions {
  display: flex;
  flex-direction: row;
  gap: 16px;
  justify-content: flex-end;
}
.cookie-modal .cookie-close {
  position: absolute;
  top: 14px; right: 18px;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--color-grey);
  cursor: pointer;
  transition: color var(--transition);
}
.cookie-modal .cookie-close:hover, .cookie-modal .cookie-close:focus {
  color: var(--color-primary);
  outline: none;
}

/* ----------------------
   10. Utility Classes
----------------------- */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }
.mt-0 { margin-top: 0 !important; }
.mb-0 { margin-bottom: 0 !important; }
.mt-2 { margin-top: 20px !important; }
.mb-2 { margin-bottom: 20px !important; }

/* ----------------------
   11. Responsive Design
----------------------- */
@media (max-width: 1100px) {
  .container {
    max-width: 98vw;
    padding: 0 12px;
  }
}
@media (max-width: 900px) {
  .feature-grid, .service-overview-grid, .team-grid, .case-study-grid {
    gap: 18px;
  }
  .feature-item, .service-card, .team-member, .case-study-card {
    min-width: 180px;
    padding: 20px 14px;
  }
  .testimonial-card {
    padding: 16px 12px;
    min-width: 180px;
    max-width: 100%;
  }
}
@media (max-width: 768px) {
  html { font-size: 15px; }
  header .container {
    flex-direction: row;
    gap: 12px;
    min-height: 56px;
  }
  .main-nav {
    display: none;
  }
  .cta-btn {
    margin-left: 0;
    padding: 10px 20px;
    font-size: 1rem;
  }
  .mobile-menu-toggle {
    display: block;
  }
  .feature-grid, .service-overview-grid, .team-grid, .case-study-grid, .testimonial-slider {
    flex-direction: column;
    gap: 18px;
  }
  .feature-item, .service-card, .team-member, .case-study-card {
    min-width: 0;
    width: 100%;
    margin-bottom: 20px;
  }
  .testimonial-card {
    min-width: 0;
    width: 100%;
    margin-bottom: 20px;
  }
  .footer-brand {
    align-items: flex-start;
    margin-top: 24px;
  }
  footer .container {
    flex-direction: column;
    gap: 24px;
    align-items: flex-start;
  }
  .section {
    padding: 28px 8px;
    margin-bottom: 36px;
  }
  .cookie-banner {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    font-size: 0.98rem;
    padding: 18px 8px;
  }
  .cookie-modal {
    padding: 22px 8px 18px 8px;
    max-width: 98vw;
  }
  .filter-options {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
  .text-image-section {
    flex-direction: column;
    gap: 18px;
    align-items: flex-start;
  }
}
@media (max-width: 480px) {
  html { font-size: 14px; }
  h1 { font-size: 1.45rem; }
  h2 { font-size: 1.15rem; }
  .footer-brand img {
    height: 28px;
  }
}

/* ----------------------
   12. Micro-interactions
----------------------- */
.cta-btn, .cookie-btn, .main-nav a, .mobile-nav a, .filter-options a {
  transition: background var(--transition), color var(--transition), box-shadow var(--transition), border-color var(--transition), opacity var(--transition), transform var(--transition);
}
.cta-btn:active, .cookie-btn:active {
  transform: scale(0.97);
}

/* ----------------------
   13. Accessibility
----------------------- */
:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

/* ----------------------
   14. Hide elements utility
----------------------- */
.hide {
  display: none !important;
}

/* ----------------------
   15. Elegant Classic Details
----------------------- */
.section {
  border: 1px solid var(--color-border);
  background: var(--color-white);
}
.feature-item, .service-card, .team-member, .case-study-card, .testimonial-card {
  border: 1px solid var(--color-border);
  background: var(--color-accent);
}

/* ----------------------
   16. Print Styles
----------------------- */
@media print {
  header, footer, .cookie-banner, .mobile-menu { display: none !important; }
  .section, .container { box-shadow: none !important; border: none !important; }
}