/* ==========================================================================
   SBS Limited — Site Building Services Ltd
   Theme: "Constructum"  |  assets/css/main.css
   Palette derived from the SBS logo: deep navy + royal blue + hi-vis amber
   --------------------------------------------------------------------------
   1. Tokens          8. About            15. Testimonials
   2. Base            9. Stat counters    16. Standards strip
   3. Utilities      10. Services         17. Page header
   4. Buttons        11. Why choose us    18. Contact
   5. Header         12. Process          19. FAQ
   6. Hero           13. Projects         20. Footer
   7. Highlight bar  14. CTA band         21. Preloader
                                          22. Responsive
                                          23. Motion / print
   ========================================================================== */

/* ------------------------------ 1. Tokens ------------------------------- */
:root {
  /* Brand */
  --navy-900: #06102A;
  --navy-800: #0A1938;
  --navy-700: #0F2450;
  --navy-600: #163372;
  --blue-700: #1740B8;
  --blue-600: #1B4FE0;
  --blue-500: #3A69F5;
  --blue-050: #EDF2FE;
  --amber:    #FFB020;
  --amber-dk: #E09300;

  /* Neutrals */
  --ink:      #0C1730;
  --body:     #5B6780;
  --muted:    #6B7590;
  --line:     #E3E8F1;
  --soft:     #F5F7FC;
  --white:    #FFFFFF;

  /* Type */
  --f-display: "Barlow Condensed", "Arial Narrow", Impact, sans-serif;
  --f-body: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  /* Shape & motion */
  --r-sm: 3px;
  --r-md: 6px;
  --shadow-sm: 0 2px 10px rgba(12, 23, 48, .06);
  --shadow-md: 0 14px 40px rgba(12, 23, 48, .10);
  --shadow-lg: 0 28px 70px rgba(12, 23, 48, .16);
  --ease: cubic-bezier(.22, .61, .36, 1);
  --t: .35s var(--ease);

  --header-h: 84px;
  --topbar-h: 42px;
}

/* ------------------------------ 2. Base --------------------------------- */
*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--f-body);
  font-size: 16px;
  line-height: 1.75;
  color: var(--body);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--ink);
  font-weight: 700;
  line-height: 1.2;
}

a {
  color: var(--blue-600);
  text-decoration: none;
  transition: color var(--t);
}
a:hover { color: var(--blue-700); }

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

::selection { background: var(--blue-600); color: #fff; }

/* Keyboard-only focus ring */
:focus-visible {
  outline: 3px solid var(--amber);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  top: -60px;
  left: 16px;
  z-index: 2000;
  background: var(--amber);
  color: var(--navy-900);
  padding: 10px 18px;
  font-weight: 700;
  border-radius: var(--r-sm);
  transition: top var(--t);
}
.skip-link:focus { top: 12px; color: var(--navy-900); }

/* ---------------------------- 3. Utilities ------------------------------ */
.container { max-width: 1240px; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  font-family: var(--f-display);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--blue-600);
  margin-bottom: .85rem;
}
.eyebrow::before {
  content: "";
  display: block;
  width: 34px;
  height: 3px;
  background: var(--amber);
}
.eyebrow.centered { justify-content: center; }
.eyebrow.on-dark { color: var(--amber); }

.section-title {
  font-family: var(--f-display);
  font-size: clamp(2.1rem, 4.2vw, 3.25rem);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -.005em;
  line-height: 1.06;
  margin-bottom: 1rem;
}
.section-title .accent { color: var(--blue-600); }
.section-lead { font-size: 1.06rem; max-width: 62ch; }
.section-lead.centered { margin-left: auto; margin-right: auto; }

.section { padding: clamp(64px, 8vw, 112px) 0; }
.section-soft { background: var(--soft); }

.section-dark {
  background: var(--navy-800);
  color: rgba(255, 255, 255, .72);
  position: relative;
  overflow: hidden;
}
.section-dark h1, .section-dark h2, .section-dark h3,
.section-dark h4, .section-dark h5, .section-dark h6 { color: #fff; }

/* Blueprint grid texture for dark sections */
.blueprint-grid::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .045) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(ellipse at 50% 0%, #000 10%, transparent 78%);
  mask-image: radial-gradient(ellipse at 50% 0%, #000 10%, transparent 78%);
  pointer-events: none;
}
.blueprint-grid > * { position: relative; z-index: 1; }

.text-brand { color: var(--blue-600) !important; }
.text-amber { color: var(--amber) !important; }

/* ----------------------------- 4. Buttons ------------------------------- */
.btn {
  font-family: var(--f-body);
  font-weight: 700;
  font-size: .82rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: 14px 30px;
  border-radius: var(--r-sm);
  border: 2px solid transparent;
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  line-height: 1.35;
  transition: all var(--t);
}
.btn:active { transform: translateY(1px); }
.btn i { font-size: 1.05em; transition: transform var(--t); }
.btn:hover i.bi-arrow-right { transform: translateX(4px); }

.btn-brand { background: var(--blue-600); border-color: var(--blue-600); color: #fff; }
.btn-brand:hover {
  background: var(--navy-800);
  border-color: var(--navy-800);
  color: #fff;
  box-shadow: 0 12px 28px rgba(23, 64, 184, .28);
}

.btn-amber { background: var(--amber); border-color: var(--amber); color: var(--navy-900); }
.btn-amber:hover {
  background: var(--amber-dk);
  border-color: var(--amber-dk);
  color: var(--navy-900);
  box-shadow: 0 12px 28px rgba(255, 176, 32, .34);
}

.btn-outline-brand { border-color: var(--blue-600); color: var(--blue-600); background: transparent; }
.btn-outline-brand:hover { background: var(--blue-600); color: #fff; }

.btn-ghost-light { border-color: rgba(255, 255, 255, .45); color: #fff; background: transparent; }
.btn-ghost-light:hover { background: #fff; border-color: #fff; color: var(--navy-800); }

.link-arrow {
  font-weight: 700;
  font-size: .8rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: .5rem;
}
.link-arrow i { transition: transform var(--t); }
.link-arrow:hover i { transform: translateX(5px); }

/* ------------------------------ 5. Header ------------------------------- */
.topbar {
  background: var(--navy-900);
  color: rgba(255, 255, 255, .66);
  font-size: .82rem;
  height: var(--topbar-h);
  display: flex;
  align-items: center;
}
.topbar a { color: rgba(255, 255, 255, .82); }
.topbar a:hover { color: var(--amber); }
.topbar .tb-item { display: inline-flex; align-items: center; gap: .5rem; }
.topbar .tb-item i { color: var(--amber); font-size: 1rem; }
.topbar .tb-social a {
  width: 30px;
  height: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: var(--r-sm);
  transition: all var(--t);
}
.topbar .tb-social a:hover { background: var(--blue-600); border-color: var(--blue-600); color: #fff; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 1030;
  background: #fff;
  border-bottom: 1px solid var(--line);
  transition: box-shadow var(--t), background var(--t);
}
.site-header.is-stuck { box-shadow: var(--shadow-md); }

/* Transparent variant, used over the homepage hero.
   `top` is set explicitly: an absolutely positioned box with `top:auto` does not
   reliably resolve to the static position below the topbar. */
.site-header.header-overlay {
  position: absolute;
  top: var(--topbar-h);
  left: 0;
  right: 0;
  background: transparent;
  border-bottom-color: rgba(255, 255, 255, .16);
}
.site-header.header-overlay .nav-link { color: rgba(255, 255, 255, .9); }
.site-header.header-overlay .brand-name { color: #fff; }
.site-header.header-overlay .brand-sub { color: rgba(255, 255, 255, .6); }
.site-header.header-overlay .navbar-toggler-icon-custom span { background: #fff; }
.site-header.header-overlay.is-stuck {
  position: fixed;
  top: 0;
  background: var(--navy-800);
  border-bottom-color: transparent;
  animation: slideDown .4s var(--ease);
}
@keyframes slideDown {
  from { transform: translateY(-100%); }
  to   { transform: translateY(0); }
}

.header-inner {
  height: var(--header-h);
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

/* Brand lockup */
.brand { display: inline-flex; align-items: center; gap: .7rem; }
.brand-mark { width: 44px; height: 44px; flex: 0 0 44px; }

/* The mark inverts on dark grounds (overlay header, footer) */
.brand-mark .mk-dark { fill: var(--navy-800); }
.brand-mark .mk-slot { fill: #fff; }
.site-header.header-overlay .brand-mark .mk-dark,
.site-footer .brand-mark .mk-dark { fill: #fff; }
.site-header.header-overlay .brand-mark .mk-slot,
.site-footer .brand-mark .mk-slot { fill: var(--navy-800); }
.brand-text { display: flex; flex-direction: column; line-height: 1; }
.brand-name {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 1.9rem;
  letter-spacing: .02em;
  color: var(--navy-800);
  text-transform: uppercase;
}
.brand-name .b { color: var(--blue-600); }
.brand-sub {
  font-size: .555rem;
  font-weight: 700;
  letter-spacing: .175em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 3px;
}

/* Nav */
.main-nav { margin-left: auto; }
.main-nav .navbar-nav { gap: .15rem; align-items: center; }
.main-nav .nav-link {
  font-weight: 600;
  font-size: .875rem;
  color: var(--ink);
  padding: .55rem .95rem;
  position: relative;
  transition: color var(--t);
}
.main-nav .nav-link::after {
  content: "";
  position: absolute;
  left: .95rem;
  right: .95rem;
  bottom: .2rem;
  height: 2px;
  background: var(--amber);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t);
}
.main-nav .nav-link:hover,
.main-nav .nav-link.active { color: var(--blue-600); }
.site-header.header-overlay .main-nav .nav-link:hover,
.site-header.header-overlay .main-nav .nav-link.active { color: #fff; }
.main-nav .nav-link:hover::after,
.main-nav .nav-link.active::after { transform: scaleX(1); }

.main-nav .dropdown-menu {
  border: 0;
  border-top: 3px solid var(--blue-600);
  border-radius: 0;
  box-shadow: var(--shadow-md);
  padding: .5rem;
  min-width: 250px;
  margin-top: .5rem;
}
.main-nav .dropdown-item {
  font-size: .875rem;
  font-weight: 600;
  color: var(--ink);
  padding: .6rem .9rem;
  border-radius: var(--r-sm);
  transition: all var(--t);
}
.main-nav .dropdown-item:hover,
.main-nav .dropdown-item.active { background: var(--blue-050); color: var(--blue-600); }

.header-cta { display: flex; align-items: center; gap: 1rem; }

/* Custom hamburger */
.navbar-toggler-custom { background: none; border: 0; padding: 8px; display: none; }
.navbar-toggler-icon-custom { width: 26px; display: block; }
.navbar-toggler-icon-custom span {
  display: block;
  height: 2.5px;
  width: 100%;
  background: var(--ink);
  margin: 5px 0;
  border-radius: 2px;
  transition: all var(--t);
}
.navbar-toggler-custom[aria-expanded="true"] .navbar-toggler-icon-custom span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.navbar-toggler-custom[aria-expanded="true"] .navbar-toggler-icon-custom span:nth-child(2) { opacity: 0; }
.navbar-toggler-custom[aria-expanded="true"] .navbar-toggler-icon-custom span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* ------------------------------- 6. Hero -------------------------------- */
.hero { position: relative; }
.hero .swiper { height: clamp(560px, 92vh, 900px); }
.hero .swiper-slide { position: relative; overflow: hidden; }

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transform: scale(1.12);
  transition: transform 7.5s linear;
}
.hero .swiper-slide-active .hero-bg { transform: scale(1); }

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(6, 16, 42, .94) 0%, rgba(6, 16, 42, .80) 42%, rgba(6, 16, 42, .42) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  align-items: center;
  padding-top: var(--header-h);
}
.hero-inner { max-width: 780px; }

.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: .7rem;
  font-family: var(--f-display);
  font-weight: 700;
  letter-spacing: .24em;
  text-transform: uppercase;
  font-size: 1rem;
  color: #fff;
  background: rgba(255, 255, 255, .08);
  border-left: 3px solid var(--amber);
  padding: .45rem 1.1rem;
  margin-bottom: 1.4rem;
  backdrop-filter: blur(6px);
}

.hero-title {
  font-family: var(--f-display);
  font-weight: 700;
  text-transform: uppercase;
  color: #fff;
  font-size: clamp(2.9rem, 7vw, 5.7rem);
  line-height: .98;
  letter-spacing: -.01em;
  margin-bottom: 1.35rem;
}
.hero-title .accent { color: var(--amber); }

.hero-text {
  color: rgba(255, 255, 255, .82);
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  max-width: 56ch;
  margin-bottom: 2.2rem;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: .9rem; }

/* Staggered entrance on the active slide */
.hero .swiper-slide .hero-kicker,
.hero .swiper-slide .hero-title,
.hero .swiper-slide .hero-text,
.hero .swiper-slide .hero-actions { opacity: 0; transform: translateY(34px); }
.hero .swiper-slide-active .hero-kicker,
.hero .swiper-slide-active .hero-title,
.hero .swiper-slide-active .hero-text,
.hero .swiper-slide-active .hero-actions {
  opacity: 1;
  transform: translateY(0);
  transition: opacity .8s var(--ease), transform .8s var(--ease);
}
.hero .swiper-slide-active .hero-title   { transition-delay: .15s; }
.hero .swiper-slide-active .hero-text    { transition-delay: .30s; }
.hero .swiper-slide-active .hero-actions { transition-delay: .45s; }

.hero .swiper-button-next,
.hero .swiper-button-prev {
  width: 54px;
  height: 54px;
  border: 1px solid rgba(255, 255, 255, .32);
  color: #fff;
  background: rgba(255, 255, 255, .05);
  backdrop-filter: blur(6px);
  transition: all var(--t);
}
.hero .swiper-button-next:hover,
.hero .swiper-button-prev:hover { background: var(--amber); border-color: var(--amber); color: var(--navy-900); }
.hero .swiper-button-next::after,
.hero .swiper-button-prev::after { font-size: 1.1rem; font-weight: 700; }

.hero .swiper-pagination {
  bottom: 34px !important;
  text-align: left;
  padding-left: max(calc((100vw - 1240px) / 2 + 12px), 24px);
}
.hero .swiper-pagination-bullet {
  width: 34px;
  height: 4px;
  border-radius: 0;
  background: rgba(255, 255, 255, .4);
  opacity: 1;
  transition: all var(--t);
}
.hero .swiper-pagination-bullet-active { background: var(--amber); width: 56px; }

/* ------------------------- 7. Service highlight bar --------------------- */
.highlight-bar { position: relative; z-index: 5; margin-top: -90px; }
.highlight-card {
  background: #fff;
  padding: 2.4rem 2rem;
  border-bottom: 3px solid transparent;
  box-shadow: var(--shadow-md);
  height: 100%;
  position: relative;
  overflow: hidden;
  transition: all var(--t);
}
.highlight-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--navy-800);
  transform: translateY(100%);
  transition: transform .45s var(--ease);
  z-index: 0;
}
.highlight-card > * { position: relative; z-index: 1; }
.highlight-card:hover { border-bottom-color: var(--amber); transform: translateY(-6px); }
.highlight-card:hover::after { transform: translateY(0); }
.highlight-card:hover h3,
.highlight-card:hover p { color: #fff; }
.highlight-card:hover .hc-icon { background: var(--amber); color: var(--navy-900); }

.hc-icon {
  width: 62px;
  height: 62px;
  border-radius: var(--r-sm);
  background: var(--blue-050);
  color: var(--blue-600);
  display: grid;
  place-items: center;
  font-size: 1.7rem;
  margin-bottom: 1.3rem;
  transition: all var(--t);
}
.highlight-card h3 { font-size: 1.2rem; margin-bottom: .6rem; transition: color var(--t); }
.highlight-card p { font-size: .93rem; margin: 0; transition: color var(--t); }

/* ------------------------------- 8. About ------------------------------- */
.about-media { position: relative; }
.about-media .img-main {
  border-radius: var(--r-md);
  box-shadow: var(--shadow-lg);
  width: 100%;
  object-fit: cover;
}
.about-media .img-sub {
  position: absolute;
  right: -28px;
  bottom: -34px;
  width: 58%;
  border: 8px solid #fff;
  border-radius: var(--r-md);
  box-shadow: var(--shadow-md);
}
.experience-badge {
  position: absolute;
  left: -24px;
  top: 36px;
  background: var(--amber);
  color: var(--navy-900);
  padding: 1.15rem 1.5rem;
  border-radius: var(--r-sm);
  box-shadow: var(--shadow-md);
  text-align: center;
}
.experience-badge .num {
  font-family: var(--f-display);
  font-size: 2.6rem;
  font-weight: 700;
  line-height: 1;
  display: block;
}
.experience-badge .lbl {
  font-size: .66rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  line-height: 1.3;
  display: block;
  margin-top: .25rem;
}

.check-list { list-style: none; padding: 0; margin: 0; }
.check-list li {
  display: flex;
  gap: .8rem;
  align-items: flex-start;
  padding: .5rem 0;
  font-weight: 600;
  color: var(--ink);
  font-size: .96rem;
}
.check-list li i { color: var(--blue-600); font-size: 1.15rem; flex: 0 0 auto; margin-top: .15rem; }
.section-dark .check-list li { color: rgba(255, 255, 255, .86); }
.section-dark .check-list li i { color: var(--amber); }

/* --------------------------- 9. Stat counters --------------------------- */
.stat { text-align: center; padding: 1rem .5rem; }
.stat .stat-icon { font-size: 2rem; color: var(--amber); margin-bottom: .5rem; display: block; }
.stat .stat-num {
  font-family: var(--f-display);
  font-size: clamp(2.6rem, 5vw, 3.9rem);
  font-weight: 700;
  color: #fff;
  line-height: 1;
}
.stat .stat-num .suffix { color: var(--amber); }
.stat .stat-label {
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, .62);
  margin-top: .6rem;
}

/* ----------------------------- 10. Services ----------------------------- */
.service-card {
  position: relative;
  background: #fff;
  height: 100%;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all var(--t);
}
.service-card:hover { border-color: transparent; box-shadow: var(--shadow-lg); transform: translateY(-8px); }

.service-thumb { position: relative; aspect-ratio: 4 / 3; overflow: hidden; }
.service-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s var(--ease); }
.service-card:hover .service-thumb img { transform: scale(1.09); }
.service-thumb::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(6, 16, 42, .72), transparent 55%);
}
.service-num {
  position: absolute;
  left: 0;
  bottom: 0;
  z-index: 2;
  background: var(--blue-600);
  color: #fff;
  font-family: var(--f-display);
  font-size: 1.35rem;
  font-weight: 700;
  padding: .35rem 1.05rem;
  letter-spacing: .06em;
  transition: background var(--t);
}
.service-card:hover .service-num { background: var(--amber); color: var(--navy-900); }

.service-body {
  padding: 1.7rem 1.6rem 1.9rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.service-body h3 { font-size: 1.28rem; margin-bottom: .6rem; }
.service-body h3 a { color: inherit; }
.service-card:hover .service-body h3 a { color: var(--blue-600); }
.service-body p { font-size: .94rem; margin-bottom: 1.2rem; }
.service-body .link-arrow { margin-top: auto; align-self: flex-start; }

/* Sidebar service nav (service-details) */
.side-nav { border: 1px solid var(--line); border-radius: var(--r-md); overflow: hidden; }
.side-nav a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .95rem 1.2rem;
  font-weight: 600;
  font-size: .93rem;
  color: var(--ink);
  border-bottom: 1px solid var(--line);
  transition: all var(--t);
}
.side-nav a:last-child { border-bottom: 0; }
.side-nav a i { color: var(--muted); transition: transform var(--t); }
.side-nav a:hover,
.side-nav a.active { background: var(--blue-050); color: var(--blue-600); padding-left: 1.5rem; }
.side-nav a:hover i,
.side-nav a.active i { color: var(--blue-600); transform: translateX(3px); }

.side-cta {
  background: var(--navy-800);
  color: rgba(255, 255, 255, .75);
  border-radius: var(--r-md);
  padding: 2rem 1.7rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.side-cta h4 { color: #fff; font-size: 1.3rem; margin-bottom: .6rem; }
.side-cta .phone {
  display: block;
  font-family: var(--f-display);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--amber);
  margin: .8rem 0 1.1rem;
}

/* --------------------------- 11. Why choose us -------------------------- */
.feature-row { display: flex; gap: 1.15rem; align-items: flex-start; }
.feature-row .f-icon {
  flex: 0 0 56px;
  width: 56px;
  height: 56px;
  border-radius: var(--r-sm);
  display: grid;
  place-items: center;
  font-size: 1.5rem;
  background: rgba(255, 255, 255, .07);
  color: var(--amber);
  border: 1px solid rgba(255, 255, 255, .12);
  transition: all var(--t);
}
.feature-row:hover .f-icon { background: var(--amber); color: var(--navy-900); border-color: var(--amber); }
.feature-row h4 { font-size: 1.1rem; margin-bottom: .35rem; }
.feature-row p { font-size: .93rem; margin: 0; }

/* ----------------------------- 12. Process ------------------------------ */
.process-step { position: relative; padding-top: 2.4rem; }
.process-step .step-num {
  font-family: var(--f-display);
  font-size: 4.6rem;
  font-weight: 700;
  line-height: .8;
  color: var(--line);
  position: absolute;
  top: 0;
  left: 0;
  z-index: 0;
  transition: color var(--t);
}
.process-step:hover .step-num { color: var(--blue-050); }
.process-step .step-body { position: relative; z-index: 1; }
.process-step .step-icon {
  width: 54px;
  height: 54px;
  border-radius: var(--r-sm);
  background: var(--navy-800);
  color: var(--amber);
  display: grid;
  place-items: center;
  font-size: 1.4rem;
  margin-bottom: 1rem;
  transition: all var(--t);
}
.process-step:hover .step-icon { background: var(--blue-600); color: #fff; }
.process-step h3 { font-size: 1.15rem; margin-bottom: .5rem; }
.process-step p { font-size: .93rem; margin: 0; }

@media (min-width: 992px) {
  .process-track { position: relative; }
  .process-track::before {
    content: "";
    position: absolute;
    left: 8%;
    right: 8%;
    top: 3.9rem;
    border-top: 2px dashed var(--line);
    z-index: 0;
  }
}

/* ----------------------------- 13. Projects ----------------------------- */
.filter-bar { display: flex; flex-wrap: wrap; gap: .5rem; justify-content: center; }
.filter-btn {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--ink);
  font-weight: 700;
  font-size: .78rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: .62rem 1.35rem;
  border-radius: var(--r-sm);
  cursor: pointer;
  transition: all var(--t);
}
.filter-btn:hover { border-color: var(--blue-600); color: var(--blue-600); }
.filter-btn.active { background: var(--blue-600); border-color: var(--blue-600); color: #fff; }

.project-item { transition: opacity .35s var(--ease), transform .35s var(--ease); }
.project-item.is-hidden { display: none; }
.project-item.is-fading { opacity: 0; transform: scale(.96); }

.project-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--r-md);
  display: block;
  aspect-ratio: 4 / 3;
  background: var(--navy-800);
}
.project-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .8s var(--ease), opacity var(--t);
}
.project-card:hover img { transform: scale(1.1); opacity: .35; }

.project-card .p-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.6rem;
  background: linear-gradient(to top, rgba(6, 16, 42, .88) 0%, rgba(6, 16, 42, 0) 62%);
}
.project-card .p-cat {
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: .3rem;
}
.project-card .p-title {
  color: #fff;
  font-size: 1.2rem;
  font-weight: 700;
  margin: 0;
  transform: translateY(6px);
  transition: transform var(--t);
}
.project-card:hover .p-title { transform: translateY(0); }
.project-card .p-meta {
  color: rgba(255, 255, 255, .7);
  font-size: .85rem;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height .4s var(--ease), opacity .4s var(--ease), margin .4s var(--ease);
}
.project-card:hover .p-meta { max-height: 60px; opacity: 1; margin-top: .4rem; }

.project-card .p-zoom {
  position: absolute;
  top: 1.1rem;
  right: 1.1rem;
  z-index: 3;
  width: 42px;
  height: 42px;
  border-radius: var(--r-sm);
  background: var(--amber);
  color: var(--navy-900);
  display: grid;
  place-items: center;
  font-size: 1.05rem;
  opacity: 0;
  transform: translateY(-10px) rotate(-15deg);
  transition: all var(--t);
}
.project-card:hover .p-zoom { opacity: 1; transform: translateY(0) rotate(0); }

/* ------------------------------- 14. CTA -------------------------------- */
.cta-band {
  position: relative;
  overflow: hidden;
  background: var(--navy-900) center / cover no-repeat;
  padding: clamp(72px, 9vw, 128px) 0;
}
.cta-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(6, 16, 42, .94) 10%, rgba(6, 16, 42, .72) 100%);
}
.cta-band > .container { position: relative; z-index: 1; }
.cta-band h2 {
  font-family: var(--f-display);
  text-transform: uppercase;
  color: #fff;
  font-size: clamp(2rem, 4.6vw, 3.5rem);
  line-height: 1.05;
  margin-bottom: .9rem;
}
.cta-band p { color: rgba(255, 255, 255, .78); font-size: 1.06rem; margin-bottom: 0; }

.cta-phone {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  color: #fff;
  font-family: var(--f-display);
  font-size: 2rem;
  font-weight: 700;
}
.cta-phone:hover { color: #fff; }
.cta-phone i {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: var(--amber);
  color: var(--navy-900);
  display: grid;
  place-items: center;
  font-size: 1.4rem;
  animation: pulse-ring 2.4s infinite;
}
@keyframes pulse-ring {
  0%   { box-shadow: 0 0 0 0 rgba(255, 176, 32, .55); }
  70%  { box-shadow: 0 0 0 18px rgba(255, 176, 32, 0); }
  100% { box-shadow: 0 0 0 0 rgba(255, 176, 32, 0); }
}

/* --------------------------- 15. Testimonials --------------------------- */
.testimonial-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 2.2rem 2rem;
  position: relative;
  transition: all var(--t);
}
.testimonial-card:hover { box-shadow: var(--shadow-md); border-color: transparent; }
.testimonial-card .quote-mark {
  font-size: 3rem;
  color: var(--blue-050);
  line-height: .6;
  font-family: Georgia, "Times New Roman", serif;
  display: block;
  margin-bottom: .6rem;
}
.testimonial-card p { font-size: 1rem; color: var(--ink); font-style: italic; margin-bottom: 1.4rem; }
.testimonial-card .stars { color: var(--amber); font-size: .9rem; margin-bottom: 1rem; }

.t-person { display: flex; align-items: center; gap: .9rem; }
.t-avatar {
  width: 52px;
  height: 52px;
  flex: 0 0 52px;
  border-radius: 50%;
  background: var(--navy-800);
  color: #fff;
  display: grid;
  place-items: center;
  font-family: var(--f-display);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: .04em;
}
.t-person .t-name { font-weight: 700; color: var(--ink); font-size: .98rem; line-height: 1.3; }
.t-person .t-role { font-size: .82rem; color: var(--muted); }

.testimonial-swiper { padding-bottom: 60px !important; }
.testimonial-swiper .swiper-slide { height: auto; }
.testimonial-swiper .swiper-slide > .testimonial-card { height: 100%; }
.testimonial-swiper .swiper-pagination-bullet { background: var(--navy-800); }
.testimonial-swiper .swiper-pagination-bullet-active { background: var(--blue-600); }

/* --------------------------- 16. Standards strip ------------------------ */
.standard-item {
  display: flex;
  gap: 1rem;
  align-items: center;
  padding: 1.4rem 1.2rem;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: #fff;
  height: 100%;
  transition: all var(--t);
}
.standard-item:hover { border-color: var(--blue-600); box-shadow: var(--shadow-sm); }
.standard-item i { font-size: 1.8rem; color: var(--blue-600); flex: 0 0 auto; }
.standard-item .s-title { font-weight: 700; color: var(--ink); font-size: .95rem; line-height: 1.3; }
.standard-item .s-sub { font-size: .8rem; color: var(--muted); }

/* ---------------------------- 17. Page header --------------------------- */
.page-header {
  position: relative;
  background: var(--navy-900) center / cover no-repeat;
  padding: clamp(80px, 11vw, 150px) 0 clamp(56px, 7vw, 90px);
  overflow: hidden;
}
.page-header::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, rgba(6, 16, 42, .93), rgba(6, 16, 42, .66));
}
.page-header > .container { position: relative; z-index: 1; }
.page-header h1 {
  font-family: var(--f-display);
  text-transform: uppercase;
  color: #fff;
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  line-height: 1.02;
  margin-bottom: .6rem;
}
.page-header p { color: rgba(255, 255, 255, .75); max-width: 60ch; margin-bottom: 0; }

.breadcrumb-bar { background: var(--soft); border-bottom: 1px solid var(--line); }
.breadcrumb-bar .breadcrumb { margin: 0; padding: .95rem 0; font-size: .86rem; }
.breadcrumb-bar .breadcrumb-item + .breadcrumb-item::before { content: "\203A"; color: var(--muted); }
.breadcrumb-bar .breadcrumb-item.active { color: var(--muted); }

/* ------------------------------ 18. Contact ----------------------------- */
.contact-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 2rem 1.7rem;
  height: 100%;
  text-align: center;
  transition: all var(--t);
}
.contact-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: transparent; }
.contact-card .c-icon {
  width: 62px;
  height: 62px;
  margin: 0 auto 1.1rem;
  border-radius: 50%;
  background: var(--blue-050);
  color: var(--blue-600);
  display: grid;
  place-items: center;
  font-size: 1.6rem;
  transition: all var(--t);
}
.contact-card:hover .c-icon { background: var(--blue-600); color: #fff; }
.contact-card h3 { font-size: 1.08rem; margin-bottom: .5rem; }
.contact-card p,
.contact-card a { font-size: .94rem; margin: 0; color: var(--body); }
.contact-card a:hover { color: var(--blue-600); }

.form-control,
.form-select {
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  padding: .85rem 1.1rem;
  font-size: .95rem;
  color: var(--ink);
  background-color: #fff;
  transition: all var(--t);
}
.form-control:focus,
.form-select:focus { border-color: var(--blue-600); box-shadow: 0 0 0 3px rgba(27, 79, 224, .12); }
.form-control::placeholder { color: var(--muted); }
.form-label {
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .07em;
  text-transform: uppercase;
  color: var(--ink);
  margin-bottom: .45rem;
}
textarea.form-control { min-height: 150px; resize: vertical; }

.form-note { font-size: .82rem; color: var(--muted); }
.form-status {
  display: none;
  border-radius: var(--r-sm);
  padding: .9rem 1.1rem;
  font-size: .92rem;
  margin-bottom: 1rem;
}
.form-status.is-visible { display: block; }
.form-status.is-success { background: #E8F6EE; color: #17643B; border: 1px solid #B7E1C7; }
.form-status.is-error { background: #FDECEC; color: #8C1D1D; border: 1px solid #F5C2C2; }

.map-frame {
  border: 0;
  width: 100%;
  height: 460px;
  display: block;
  filter: grayscale(1) contrast(1.05);
  transition: filter var(--t);
}
.map-frame:hover { filter: none; }

/* ------------------------------- 19. FAQ -------------------------------- */
.accordion-item {
  border: 1px solid var(--line);
  border-radius: var(--r-md) !important;
  margin-bottom: .85rem;
  overflow: hidden;
}
.accordion-button {
  font-weight: 700;
  color: var(--ink);
  font-size: 1.02rem;
  padding: 1.15rem 1.35rem;
  background: #fff;
}
.accordion-button:not(.collapsed) { background: var(--blue-050); color: var(--blue-600); box-shadow: none; }
.accordion-button:focus { box-shadow: none; border-color: var(--line); }
.accordion-body { padding: 0 1.35rem 1.35rem; font-size: .96rem; }

/* ------------------------------ 20. Footer ------------------------------ */
.site-footer { background: var(--navy-900); color: rgba(255, 255, 255, .62); position: relative; overflow: hidden; }
.footer-main { padding: clamp(56px, 7vw, 86px) 0 2.6rem; }
.site-footer h5 {
  color: #fff;
  font-family: var(--f-display);
  text-transform: uppercase;
  font-size: 1.3rem;
  letter-spacing: .06em;
  margin-bottom: 1.35rem;
  padding-bottom: .7rem;
  position: relative;
}
.site-footer h5::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 38px;
  height: 3px;
  background: var(--amber);
}
.site-footer .brand-name { color: #fff; }
.site-footer .brand-sub { color: rgba(255, 255, 255, .5); }
.site-footer p { font-size: .93rem; }
.site-footer a { color: rgba(255, 255, 255, .62); }
.site-footer a:hover { color: var(--amber); }

.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin-bottom: .6rem; }
.footer-links a {
  font-size: .93rem;
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  transition: all var(--t);
}
.footer-links a i { font-size: .75rem; color: var(--amber); }
.footer-links a:hover { padding-left: 4px; }

.footer-contact { list-style: none; padding: 0; margin: 0; }
.footer-contact li { display: flex; gap: .85rem; margin-bottom: 1rem; font-size: .93rem; }
.footer-contact li i { color: var(--amber); font-size: 1.1rem; flex: 0 0 auto; margin-top: .15rem; }

.footer-social { display: flex; gap: .5rem; margin-top: 1.4rem; }
.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: var(--r-sm);
  border: 1px solid rgba(255, 255, 255, .16);
  display: grid;
  place-items: center;
  font-size: 1rem;
  transition: all var(--t);
}
.footer-social a:hover { background: var(--blue-600); border-color: var(--blue-600); color: #fff; transform: translateY(-3px); }

.newsletter-form { position: relative; margin-top: 1.2rem; }
.newsletter-form .form-control {
  background: rgba(255, 255, 255, .06);
  border-color: rgba(255, 255, 255, .14);
  color: #fff;
  padding-right: 58px;
}
.newsletter-form .form-control::placeholder { color: rgba(255, 255, 255, .42); }
.newsletter-form .form-control:focus { background: rgba(255, 255, 255, .1); border-color: var(--amber); box-shadow: none; }
.newsletter-form button {
  position: absolute;
  right: 5px;
  top: 5px;
  bottom: 5px;
  width: 46px;
  border: 0;
  border-radius: var(--r-sm);
  background: var(--amber);
  color: var(--navy-900);
  display: grid;
  place-items: center;
  transition: all var(--t);
}
.newsletter-form button:hover { background: #fff; }

.footer-bottom { border-top: 1px solid rgba(255, 255, 255, .1); padding: 1.5rem 0; font-size: .86rem; }
.footer-bottom .legal-links { display: flex; gap: 1.3rem; flex-wrap: wrap; }
.company-note { font-size: .8rem; color: rgba(255, 255, 255, .4); line-height: 1.6; }

.back-to-top {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 1000;
  width: 48px;
  height: 48px;
  border: 0;
  border-radius: var(--r-sm);
  background: var(--blue-600);
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 1.15rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(14px);
  box-shadow: var(--shadow-md);
  transition: all var(--t);
}
.back-to-top.is-visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover { background: var(--amber); color: var(--navy-900); }

/* ----------------------------- 21. Preloader ---------------------------- */
#preloader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--navy-900);
  display: grid;
  place-items: center;
  transition: opacity .5s var(--ease), visibility .5s var(--ease);
}
#preloader.is-done { opacity: 0; visibility: hidden; }
.loader-bar {
  width: 190px;
  height: 3px;
  background: rgba(255, 255, 255, .14);
  overflow: hidden;
  border-radius: 2px;
}
.loader-bar::after {
  content: "";
  display: block;
  width: 40%;
  height: 100%;
  background: var(--amber);
  animation: loaderSlide 1.1s infinite var(--ease);
}
@keyframes loaderSlide {
  0%   { transform: translateX(-100%); }
  100% { transform: translateX(350%); }
}

/* ---------------------------- 22. Responsive ---------------------------- */
@media (max-width: 1199.98px) {
  .hero .swiper-pagination { padding-left: 24px; }
}

@media (max-width: 991.98px) {
  :root { --header-h: 74px; }

  /* The topbar is hidden below lg, so the overlay header returns to the top. */
  .site-header.header-overlay { top: 0; }

  .navbar-toggler-custom { display: block; order: 3; margin-left: auto; }
  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    box-shadow: var(--shadow-md);
    border-top: 3px solid var(--blue-600);
    max-height: 0;
    overflow: hidden;
    visibility: hidden;
    transition: max-height .4s var(--ease), visibility .4s;
  }
  .main-nav.is-open { max-height: 78vh; overflow-y: auto; visibility: visible; }
  .main-nav .navbar-nav { padding: .75rem 1.25rem 1.25rem; align-items: stretch; gap: 0; }
  .main-nav .nav-link {
    color: var(--ink) !important;
    padding: .85rem .25rem;
    border-bottom: 1px solid var(--line);
  }
  .main-nav .nav-link::after { display: none; }
  .main-nav .dropdown-menu { box-shadow: none; border-top: 0; padding-left: .5rem; margin: 0 0 .5rem; }
  .header-cta .btn { display: none; }

  .highlight-bar { margin-top: 0; padding-top: clamp(48px, 7vw, 72px); }
  .about-media { margin-bottom: 4.5rem; }
  .about-media .img-sub { right: 0; bottom: -30px; width: 50%; }
  .experience-badge { left: 0; }
  .cta-band { text-align: center; }
  .cta-band .cta-action { justify-content: center !important; margin-top: 1.8rem; }
}

@media (max-width: 767.98px) {
  body { font-size: 15.5px; }
  .hero .swiper { height: 88vh; min-height: 520px; }
  .hero .swiper-button-next,
  .hero .swiper-button-prev { display: none; }
  .about-media .img-sub,
  .experience-badge { position: static; width: 100%; margin-top: 1rem; border: 0; }
  .experience-badge { display: inline-block; margin-right: 1rem; }
  .stat { padding: .75rem .25rem; }
  .footer-bottom { text-align: center; }
  .footer-bottom .legal-links { justify-content: center; margin-top: .6rem; }
}

/* --------------------------- 23. Motion / print ------------------------- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    scroll-behavior: auto !important;
  }
  .hero-bg { transform: none !important; }
}

@media print {
  .site-header, .topbar, .site-footer,
  .back-to-top, #preloader, .hero { display: none !important; }
  body { color: #000; }
}