:root {
  --c-dark: #0D0D0D;
  --c-accent: #0F5C8C;
  --c-accent-2: #5888A6;
  --c-gray: #585859;
  --c-light: #F2F2F2;

  --container: 78rem;
  --radius: 0.45rem;
  --radius-sm: 0.3rem;
  --header-height: 4.65rem;
  --space-1: clamp(0.7rem, 1.2vw, 1rem);
  --space-2: clamp(1rem, 1.8vw, 1.4rem);
  --space-3: clamp(1.5rem, 2.8vw, 2.2rem);
  --space-4: clamp(2.2rem, 4vw, 3.2rem);
  --space-5: clamp(3rem, 5vw, 4.2rem);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Avenir Next", "Manrope", "Segoe UI", sans-serif;
  color: var(--c-dark);
  background: #fff;
  line-height: 1.6;
}
img { display: block; width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }

.container {
  width: min(100% - (var(--space-3) * 2), var(--container));
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  padding: 0.7rem 1rem;
  background: var(--c-dark);
  color: #fff;
  z-index: 999;
}
.skip-link:focus { left: 0.75rem; top: 0.75rem; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 120;
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(13, 13, 13, 0.08);
  transition: box-shadow 260ms ease;
}
.site-header.is-scrolled { box-shadow: 0 12px 26px rgba(13, 13, 13, 0.1); }

.header-inner {
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  flex-wrap: nowrap;
}
.logo-link {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
}
.logo-link img {
  height: calc(var(--header-height) * 0.75);
  width: auto;
  object-fit: contain;
}

.site-nav {
  flex: 1 1 auto;
  display: flex;
  justify-content: center;
}
.nav-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  align-items: center;
  gap: clamp(0.9rem, 1.6vw, 1.5rem);
}
.nav-link {
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--c-gray);
  padding-bottom: 0.2rem;
  border-bottom: 1px solid transparent;
  transition: color 240ms ease, border-color 240ms ease;
}
.nav-link:hover,
.nav-link:focus-visible,
.nav-link.is-active {
  color: var(--c-accent);
  border-bottom-color: var(--c-accent);
}

.header-tools {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.lang-switch {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}
.lang-link {
  width: 1.7rem;
  height: 1.15rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(13, 13, 13, 0.25);
  border-radius: 0.2rem;
  background: #fff;
  overflow: hidden;
  transition: transform 220ms ease, border-color 220ms ease, opacity 220ms ease;
}
.lang-link img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.lang-link:hover,
.lang-link:focus-visible {
  transform: translateY(-1px);
  border-color: var(--c-accent);
}
.lang-link[aria-current="page"] {
  opacity: 0.75;
  border-color: var(--c-accent);
}

.burger {
  width: 2.7rem;
  height: 2.7rem;
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  border: 1px solid rgba(13, 13, 13, 0.2);
  border-radius: 0.35rem;
  background: #fff;
  cursor: pointer;
  padding: 0;
}
.burger span {
  width: 1.25rem;
  height: 2px;
  background: var(--c-dark);
  transition: transform 400ms cubic-bezier(0.4, 0, 0.2, 1), opacity 300ms ease;
}
.burger.is-active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}
.burger.is-active span:nth-child(2) {
  opacity: 0;
}
.burger.is-active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

body.menu-open { overflow: hidden; }

section {
  scroll-margin-top: var(--header-height);
  margin: 0;
  padding: var(--space-2) 0;
}
#home {
  min-height: min(92svh, 64rem);
  padding: calc(var(--header-height) + var(--space-4)) 0 var(--space-5);
  color: #fff;
  background: linear-gradient(rgba(13, 13, 13, 0.5), rgba(13, 13, 13, 0.42)), url("Assets/Images/BackGround.jpg") center/cover no-repeat;
  display: grid;
  place-items: center;
}
#services { background: #f4f9fd; }
#projects { background: #cfdee8; }
#about { background: #f4eee5; }
#contact { background: #c7d8e4; }

.section-head { max-width: 48rem; margin-bottom: var(--space-3); }
.section-head p {
  font-size: clamp(1.03rem, 1.5vw, 1.2rem);
  line-height: 1.75;
  color: #2d3e49;
}
.section-kicker {
  display: inline-block;
  margin-bottom: 0.45rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
  color: var(--c-accent);
}
h1, h2, h3 {
  margin: 0 0 0.9rem;
  line-height: 1.2;
  font-weight: 600;
  letter-spacing: 0.01em;
}
h1 { font-size: clamp(2.1rem, 5.5vw, 4.4rem); }
h2 { font-size: clamp(1.6rem, 3.3vw, 2.5rem); }
h3 { font-size: clamp(1.12rem, 2vw, 1.35rem); }

.hero-content {
  max-width: 54rem;
  text-align: center;
}
.hero-content p {
  margin: 0 auto var(--space-3);
  max-width: 42rem;
  font-size: clamp(1.02rem, 2vw, 1.25rem);
  color: rgba(242, 242, 242, 0.96);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 0.3rem;
  border: 1px solid transparent;
  padding: 0.78rem 1.45rem;
  font-weight: 600;
  font-size: 0.95rem;
  transition: background-color 260ms ease, border-color 260ms ease, box-shadow 260ms ease;
}
.btn-primary { background-color: var(--c-accent); color: #fff; }
.btn-primary:hover,
.btn-primary:focus-visible {
  background-color: var(--c-accent-2);
  box-shadow: none;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
  align-items: start;
  margin-bottom: 14.4px;
}
.about-copy {
  padding: var(--space-3);
  border: 1px solid rgba(13, 13, 13, 0.1);
  border-radius: var(--radius);
  background: #fff;
}
.about-copy p:last-child { margin-bottom: 0; }
.about-image {
  width: min(100%, 11rem);
  margin-left: auto;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 14px 26px rgba(13, 13, 13, 0.12);
}
.about-image img {
  aspect-ratio: auto;
  object-fit: cover;
  object-position: center;
}

/* ================= SERVICES GRID ================= */

.services-grid {
  display: grid;
  gap: var(--space-3);
  margin-top: var(--space-2);
  align-items: start; /* prevents stretch bug */
  margin-bottom: 14.4px;
}

.service-card {
  border: 1px solid rgba(13, 13, 13, 0.12);
  border-radius: var(--radius);
  background: #fff;
  overflow: hidden;
  transition: 
    transform 300ms ease,
    box-shadow 300ms ease,
    border-color 300ms ease;
  position: relative;
}

.service-card.is-open {
  transform: translateY(-6px);
  box-shadow: 0 18px 32px rgba(13, 13, 13, 0.12);
  border-color: rgba(15, 92, 140, 0.55);
}

/* ===== HEADER ===== */

.service-head {
  padding: var(--space-2);
  display: grid;
  gap: var(--space-1);
}

.service-title {
  margin: 0;
  text-align: left;
  font-weight: 600;
}

/* ===== IMAGE ===== */

.service-thumb {
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.service-thumb img {
  aspect-ratio: 16 / 10;
  object-fit: cover;
  min-height: 14.5rem;
  transition: transform 400ms ease;
}

/* ===== PREMIUM TOGGLE BUTTON ===== */

.service-toggle {
  width: 100%;
  border: none;
  border-radius: 0.35rem;
  background: linear-gradient(
    135deg,
    rgba(15, 92, 140, 0.08),
    rgba(15, 92, 140, 0.02)
  );
  color: var(--c-accent);
  padding: 0.75rem 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  font-weight: 600;
  cursor: pointer;
  transition: 
    background 260ms ease,
    transform 200ms ease,
    box-shadow 260ms ease;
}

.service-toggle:hover,
.service-toggle:focus-visible {
  background: linear-gradient(
    135deg,
    rgba(15, 92, 140, 0.16),
    rgba(15, 92, 140, 0.05)
  );
  transform: translateY(-2px);
  box-shadow: 0 8px 18px rgba(15, 92, 140, 0.18);
}

.service-card.is-open .service-toggle {
  background: var(--c-accent);
  color: #fff;
}

.service-toggle .arrow {
  transition: transform 320ms cubic-bezier(0.4, 0, 0.2, 1);
}

.service-card.is-open .service-toggle .arrow {
  transform: rotate(180deg);
}

/* ===== ACCORDION CONTENT ===== */

.service-content {
  overflow: hidden;
  max-height: 0;
  transition: max-height 520ms cubic-bezier(0.4, 0, 0.2, 1);
}

.service-content-inner {
  padding: 0 var(--space-2) var(--space-2);
  color: var(--c-gray);
  opacity: 0;
  transform: translateY(-4px);
  transition: 
    opacity 350ms ease,
    transform 350ms ease;
}

.service-card.is-open .service-content-inner {
  opacity: 1;
  transform: translateY(0);
}


.projects-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 3rem;  /*gap: calc(var(--space-3) + 0.3rem);*/
  margin-top: var(--space-2);
  margin-bottom: 14.4px;
}
.project-card {
  flex: 1 1 18rem;
  max-width: 24rem;
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(13, 13, 13, 0.08);
  box-shadow: 0 10px 22px rgba(13, 13, 13, 0.06);
  transition: transform 240ms ease, box-shadow 240ms ease, border-color 240ms ease;
}
.project-slider {
  position: relative;
  overflow: hidden;
}
.project-track {
  display: flex;
  transition: transform 300ms ease;
  will-change: transform;
}
.project-track img {
  flex: 0 0 100%;
  width: 100%;
  aspect-ratio: 16 / 10;
  min-height: 16rem;
  object-fit: cover;
}
.project-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  width: 2rem;
  height: 2rem;
  border: 1px solid rgba(242, 242, 242, 0.7);
  border-radius: 999px;
  background: rgba(13, 13, 13, 0.46);
  color: #fff;
  display: grid;
  place-items: center;
  cursor: pointer;
  opacity: 0;
  transition: opacity 220ms ease, background-color 220ms ease, border-color 220ms ease;
}
.project-nav.prev { left: 0.55rem; }
.project-nav.next { right: 0.55rem; }
.project-card:hover .project-nav,
.project-card:focus-within .project-nav {
  opacity: 1;
}
.project-nav:hover,
.project-nav:focus-visible {
  background: rgba(15, 92, 140, 0.9);
  border-color: rgba(242, 242, 242, 0.95);
}
.project-dots {
  position: absolute;
  left: 50%;
  bottom: 0.6rem;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  opacity: 0;
  transition: opacity 220ms ease;
}
.project-card:hover .project-dots,
.project-card:focus-within .project-dots {
  opacity: 1;
}
.project-dot {
  width: 0.275rem;
  height: 0.275rem;
  border-radius: 50%;
  border: 1px solid rgba(242, 242, 242, 0.9);
  background: rgba(242, 242, 242, 0.45);
  padding: 0;
  cursor: pointer;
}
.project-dot.is-active {
  background: var(--c-accent);
  border-color: var(--c-accent);
}
.project-overlay {
  position: absolute;
  inset: auto 0 0;
  padding: 0.9rem 1rem;
  background: linear-gradient(180deg, rgba(13, 13, 13, 0) 0%, rgba(13, 13, 13, 0.66) 100%);
  color: #fff;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 220ms ease, transform 220ms ease;
}
.project-card:hover,
.project-card:focus-within {
  box-shadow: 0 16px 30px rgba(13, 13, 13, 0.12);
  border-color: rgba(15, 92, 140, 0.36);
}
.project-card:hover .project-overlay,
.project-card:focus-within .project-overlay {
  opacity: 1;
  transform: translateY(0);
}

/* ================= PROJECT GALLERY MODAL ================= */

body.modal-open { overflow: hidden; }

.gallery-modal {
  position: fixed;
  inset: 0;
  background: rgba(13, 13, 13, 0.72);
  z-index: 9999;
  display: grid;
  place-items: center;
  padding: var(--space-3);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 220ms ease, visibility 0s linear 220ms;
}

.gallery-modal.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transition: opacity 220ms ease;
}

.gallery-dialog {
  width: min(1100px, 100%);
  background: transparent;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: none;
  position: relative;
  transform: translateY(10px) scale(0.99);
  transition: transform 220ms ease;
}

.gallery-modal.is-open .gallery-dialog {
  transform: translateY(0) scale(1);
}

.gallery-image {
  width: 100%;
  height: auto;
  max-height: min(78vh, 900px);
  object-fit: contain;
  background: transparent;
  aspect-ratio: auto;
}

.gallery-close,
.gallery-prev,
.gallery-next {
  border: 1px solid rgba(13, 13, 13, 0.2);
  background: rgba(255, 255, 255, 0.92);
  color: var(--c-dark);
  cursor: pointer;
}

.gallery-close {
  position: absolute;
  top: 0.6rem;
  right: 0.6rem;
  z-index: 3;
  width: 2.1rem;
  height: 2.1rem;
  border-radius: 999px;
  font-size: 1.35rem;
  line-height: 1;
}

.gallery-prev,
.gallery-next {
  position: absolute;
  top: 50%;
  z-index: 2;
  transform: translateY(-50%);
  width: 2.2rem;
  height: 2.2rem;
  border-radius: 999px;
  display: grid;
  place-items: center;
  font-size: 1.1rem;
}

.gallery-prev { left: 0.65rem; }
.gallery-next { right: 0.65rem; }

.gallery-close:hover,
.gallery-close:focus-visible,
.gallery-prev:hover,
.gallery-prev:focus-visible,
.gallery-next:hover,
.gallery-next:focus-visible {
  border-color: var(--c-accent);
  box-shadow: 0 0 0 2px rgba(15, 92, 140, 0.18);
  outline: none;
}

.gallery-footer {
  padding: 0.8rem 1rem 1rem;
}

.gallery-caption {
  margin: 0;
  color: #fff;
  font-weight: 500;
}

.gallery-dots {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.42rem;
  margin-top: 0.8rem;
}

.gallery-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  border: 1px solid rgba(13, 13, 13, 0.32);
  background: rgba(13, 13, 13, 0.2);
  padding: 0;
  cursor: pointer;
}

.gallery-dot.is-active {
  background: var(--c-accent);
  border-color: var(--c-accent);
}

.gallery-dot:hover,
.gallery-dot:focus-visible {
  border-color: var(--c-accent);
  outline: none;
}

.contact-grid {
  display: grid;
  gap: var(--space-3);
  grid-template-columns: 1fr;
  margin-bottom: 14.4px;
}
.contact-card,
.contact-cta {
  border: 1px solid rgba(13, 13, 13, 0.12);
  border-radius: var(--radius);
  padding: var(--space-3);
  background: #fff;
}
.contact-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.contact-list li + li { margin-top: 0.6rem; }

.site-footer {
  border-top: 1px solid rgba(13, 13, 13, 0.12);
  padding: var(--space-2) 0;
  background: #e7edf1;
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-2);
}
.footer-nav {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem 1.1rem;
}
.footer-nav a { color: var(--c-gray); transition: color 220ms ease; }
.footer-nav a:hover,
.footer-nav a:focus-visible { color: var(--c-accent); }
.footer-credit {
  margin: 0.2rem 0 0;
  font-size: 0.95rem;
  color: var(--c-gray);
}
.footer-credit a {
  color: var(--c-accent);
  text-decoration: underline;
  text-underline-offset: 0.16rem;
  transition: color 220ms ease;
}
.footer-credit a:hover,
.footer-credit a:focus-visible {
  color: var(--c-accent-2);
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 560ms ease, transform 560ms ease;
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (min-width: 768px) {
  .about-grid {
    grid-template-columns: minmax(0, 1fr) minmax(9rem, 11rem);
    column-gap: clamp(2rem, 6vw, 5rem);
  }
  .about-image {
    justify-self: end;
    margin-left: 0;
  }
  .contact-grid { grid-template-columns: 1.35fr 1fr; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .services-grid { grid-template-columns: repeat(3, 1fr); }
  .project-card {
    flex: 0 1 calc((100% - (var(--space-3) * 2)) / 3);
    max-width: none;
  }
}

@media (max-width: 1023px) {
  :root { --header-height: 4.35rem; }

  .header-inner { position: relative; }

  .site-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    background: rgba(255, 255, 255, 0.99);
    border-bottom: 1px solid rgba(13, 13, 13, 0.1);
    max-height: 0;
    overflow: hidden;
    transition: max-height 350ms cubic-bezier(0.4, 0, 0.2, 1);
    justify-content: flex-start;
  }
  .site-nav.is-open { max-height: 24rem; }

  .nav-list {
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
    padding: 1rem;
  }

  .burger { display: inline-flex; }
}

@media (max-width: 767px) {
  .container { width: min(100% - (var(--space-2) * 2), var(--container)); }
  .services-grid { grid-template-columns: 1fr; }
  .service-thumb img { min-height: 13rem; }
  .project-track img { min-height: 14rem; }
  .about-image { width: 100%; max-width: none; }
  .about-image img { aspect-ratio: auto; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}

/* ================= COOKIE CONSENT ================= */

.cookie-consent {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 110;
  padding: 0.8rem;
  opacity: 0;
  transform: translateY(24px);
  pointer-events: none;
  transition: opacity 280ms ease, transform 320ms ease;
}

.cookie-consent.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.cookie-consent-inner {
  width: min(100%, 64rem);
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(10px);
  color: var(--c-dark);
  border: 1px solid rgba(13, 13, 13, 0.08);
  border-radius: 0.7rem;
  box-shadow: 0 12px 26px rgba(13, 13, 13, 0.1);
  padding: 1rem 1.1rem;
}

.cookie-title {
  margin: 0;
  font-size: 1.02rem;
}

.cookie-intro,
.cookie-list-label,
.cookie-list,
.cookie-details-body,
.cookie-details-policy-label,
.cookie-details-policy {
  margin: 0.55rem 0 0;
  font-size: 0.93rem;
  line-height: 1.5;
}

.cookie-list {
  padding-left: 1.1rem;
}

.cookie-details-policy {
  padding-left: 1.1rem;
}

.cookie-more-link {
  margin-top: 0.65rem;
  background: transparent;
  border: none;
  color: var(--c-accent);
  text-decoration: underline;
  text-underline-offset: 0.15rem;
  cursor: pointer;
  padding: 0;
  font-size: 0.9rem;
}

.cookie-more-link:hover,
.cookie-more-link:focus-visible {
  color: var(--c-accent-2);
}

.cookie-details {
  max-height: 0;
  overflow: hidden;
  transition: max-height 320ms ease;
}

.cookie-consent.is-details-open .cookie-details {
  max-height: 24rem;
}

.cookie-details-card {
  margin-top: 0.65rem;
  padding: 0.8rem;
  border-radius: 0.5rem;
  border: 1px solid rgba(13, 13, 13, 0.12);
  background: #fff;
}

.cookie-details-head {
  display: flex;
  justify-content: space-between;
  gap: 0.6rem;
  align-items: center;
}

.cookie-details-title {
  margin: 0;
  font-size: 0.95rem;
}

.cookie-details-close {
  border: 1px solid rgba(13, 13, 13, 0.25);
  background: transparent;
  color: var(--c-dark);
  border-radius: 999px;
  padding: 0.25rem 0.55rem;
  cursor: pointer;
  font-size: 0.8rem;
}

.cookie-actions {
  margin-top: 0.8rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.cookie-btn {
  border-radius: 0.4rem;
  border: 1px solid transparent;
  padding: 0.56rem 0.95rem;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
}

.cookie-btn-accept {
  background: var(--c-accent);
  color: #fff;
}

.cookie-btn-accept:hover,
.cookie-btn-accept:focus-visible {
  background: var(--c-accent-2);
}

.cookie-btn-reject {
  background: transparent;
  color: var(--c-dark);
  border-color: rgba(13, 13, 13, 0.32);
}

.cookie-btn-reject:hover,
.cookie-btn-reject:focus-visible {
  border-color: var(--c-accent);
}

.cookie-settings-btn {
  border: 1px solid rgba(13, 13, 13, 0.2);
  background: #fff;
  color: var(--c-gray);
  border-radius: 0.35rem;
  padding: 0.46rem 0.8rem;
  font-size: 0.86rem;
  cursor: pointer;
  transition: border-color 220ms ease, color 220ms ease;
}

.cookie-settings-btn:hover,
.cookie-settings-btn:focus-visible {
  border-color: var(--c-accent);
  color: var(--c-accent);
}

@media (max-width: 767px) {
  .cookie-consent {
    padding: 0.55rem;
  }

  .cookie-consent-inner {
    padding: 0.85rem 0.9rem;
  }

  .cookie-actions {
    flex-direction: column;
  }

  .cookie-btn {
    width: 100%;
  }
}