/* =========================================================
   VARIABLES & RESET
========================================================= */
:root {
  --ink: #172026;
  --muted: #65717a;
  --line: #dfe5e7;
  --paper: #fff;
  --soft: #f4f6f5;
  --accent: #c6a15b;
  --dark: #172026;
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Roboto Slab, Arial, sans-serif;
  color: var(--ink);
  background: #fff;
  line-height: 1.65;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: min(var(--max), calc(100% - 40px));
  margin-inline: auto;
}

/* =========================================================
   HEADER & NAVIGATION
========================================================= */
.topbar {
  background: #172026;
  color: #cbd2d4;
  font-size: 12px;
}

.topbar-inner {
  display: flex;
  justify-content: space-between;
  padding: 9px 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 9999;
  width: 100%;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 86px;
}

/* Brand & Logo */
.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  line-height: 1;
}

.brand strong {
  display: block;
  font: 800 15px Oswald, sans-serif;
  letter-spacing: 0.045em;
  white-space: nowrap;
}

.brand small {
  display: block;
  color: #899398;
  font-size: 8px;
  letter-spacing: 0.14em;
  margin-top: 6px;
}

.brand-mark {
  width: 34px;
  height: 34px;
  display: flex;
  align-items: flex-end;
  gap: 3px;
}

.brand-mark span {
  display: block;
  width: 9px;
  background: var(--accent);
  transform: skew(-18deg);
}

.brand-mark span:nth-child(1) { height: 17px; }
.brand-mark span:nth-child(2) { height: 26px; }
.brand-mark span:nth-child(3) { height: 34px; }

.brand-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 48px;
  height: 48px;
}

.brand-logo img {
  display: block;
  width: 115%;
  height: 115%;
  object-fit: contain;
  filter: drop-shadow(0 3px 6px rgba(0, 0, 0, 0.35));
}

/* Main Navigation (Desktop) */
.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 13px;
  font-weight: 600;
}

.main-nav > a {
  position: relative;
  padding: 30px 0;
  color: #48545a;
}

.main-nav > a:not(.nav-cta):after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 20px;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: 0.25s;
}

.main-nav > a:hover:after,
.main-nav > a.active:after {
  width: 100%;
}

.nav-cta {
  background: var(--dark) !important;
  color: #fff !important;
  padding: 13px 18px !important;
  border-radius: 2px;
}

.nav-cta span {
  color: var(--accent);
  margin-left: 6px;
}

.menu-toggle {
  display: none;
  background: none;
  border: 0;
  padding: 8px;
}

.menu-toggle span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--ink);
  margin: 5px;
}

/* =========================================================
   COMPONENTS & UI ELEMENTS
========================================================= */
.section-kicker {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: #9b7b3e;
  font-weight: 800;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  background: var(--dark);
  color: #fff;
  font-weight: 700;
  font-size: 13px;
}

.btn-light {
  background: #fff;
  color: var(--dark);
}

.btn-outline {
  border: 1px solid #aeb8bb;
  background: transparent;
  color: var(--dark);
}

.page-hero {
  padding: 86px 0;
  background: linear-gradient(110deg, #172026, #263239);
  color: #fff;
}

.page-hero h1 {
  font: 800 clamp(42px, 6vw, 72px) / 1.05 Oswald, sans-serif;
  margin: 14px 0;
}

.page-hero p {
  max-width: 650px;
  color: #c8d0d2;
  font-size: 17px;
}

.eyebrow {
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 800;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.card {
  border: 1px solid var(--line);
  padding: 30px;
  background: #fff;
}

.card h3 {
  font: 700 20px Oswald, sans-serif;
  margin: 12px 0;
}

.card p {
  color: var(--muted);
  font-size: 14px;
}

.number {
  font: 800 12px Oswald;
  color: #a27e38;
  letter-spacing: 0.12em;
}

/* =========================================================
   ENGINEERING LOADER
========================================================= */
#engineering-loader {
  position: fixed;
  inset: 0;
  z-index: 999999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #111;
  color: #fff;
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transition: opacity 0.35s ease, visibility 0.35s ease;
  animation: engineeringLoaderFailsafe 1.4s linear forwards;
}

#engineering-loader.loader-hidden {
  opacity: 0 !important;
  visibility: hidden !important;
  pointer-events: none !important;
  animation: none !important;
}

.loader-grid {
  position: absolute;
  inset: 0;
  opacity: 0.12;
  background-image: 
    linear-gradient(rgba(255, 255, 255, 0.22) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.22) 1px, transparent 1px);
  background-size: 45px 45px;
  transform: perspective(500px) rotateX(60deg) scale(1.8);
  transform-origin: center bottom;
}

.engineering-loader::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle at center,
    rgba(255, 255, 255, 0.05),
    rgba(0, 0, 0, 0.88) 65%
  );
}

.engineering-loader-content {
  position: relative;
  z-index: 2;
  width: min(90%, 500px);
  text-align: center;
}

.loader-mark {
  position: relative;
  width: 110px;
  height: 110px;
  margin: 0 auto 35px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.loader-ring {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 50%;
  animation: engineeringSpin 5s linear infinite;
}

.loader-ring::before {
  content: "";
  position: absolute;
  width: 10px;
  height: 10px;
  top: -5px;
  left: 50%;
  transform: translateX(-50%);
  background: #fff;
  border-radius: 50%;
}

.loader-cross {
  position: absolute;
  background: rgba(255, 255, 255, 0.25);
}

.loader-cross.horizontal {
  width: 140px;
  height: 1px;
}

.loader-cross.vertical {
  width: 1px;
  height: 140px;
}

.loader-center {
  position: relative;
  z-index: 2;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.loader-svg {
  display: block;
  width: 42px;
  height: 42px;
  max-width: 42px;
  max-height: 42px;
  object-fit: contain;
}

.loader-company {
  margin-bottom: 9px;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.loader-subtitle {
  color: rgba(255, 255, 255, 0.55);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.24em;
}

.loader-progress {
  position: relative;
  width: 100%;
  height: 1px;
  margin-top: 38px;
  background: rgba(255, 255, 255, 0.15);
  overflow: hidden;
}

.loader-progress span {
  position: absolute;
  inset: 0 auto 0 0;
  width: 0;
  background: #fff;
  animation: engineeringProgress 1s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.loader-status {
  display: flex;
  justify-content: space-between;
  margin-top: 10px;
  color: rgba(255, 255, 255, 0.4);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.15em;
}

/* Keyframes */
@keyframes engineeringSpin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes engineeringProgress {
  0% { width: 0; }
  40% { width: 45%; }
  75% { width: 78%; }
  100% { width: 100%; }
}

@keyframes engineeringLoaderFailsafe {
  0%, 78% {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }
  100% {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
  }
}

/* =========================================================
   MEDIA QUERIES
========================================================= */
@media (max-width: 1050px) {
  .brand strong {
    font-size: 13px;
  }
  .brand small {
    font-size: 7px;
  }
  .main-nav {
    gap: 14px;
  }
}

@media (max-width: 950px) {
  .main-nav {
    gap: 16px;
  }
  .main-nav > a {
    font-size: 12px;
  }
  .nav-cta {
    padding: 11px !important;
  }
}


/* Add to @media (max-width: 780px) */
.topbar-inner span:first-child {
    font-size: 10px;           /* Slightly smaller font to fit on one line */
    white-space: nowrap;       /* Prevents text from breaking into multiple lines */
    overflow: hidden;          /* Failsafe to hide any extreme overflow */
    text-overflow: ellipsis;  /* Shows '...' if the screen is ultra-narrow */
    text-align: center;
}

/* Add to @media (max-width: 480px) for smaller phones */
@media (max-width: 480px) {
    .topbar-inner span:first-child {
        font-size: 8.5px;      /* Scales down font further for small screens */
        letter-spacing: -0.01em; /* Tighter letter spacing to preserve width */
    }
}

@media (max-width: 780px) {
  .topbar-inner {
    justify-content: center;
  }
  .topbar-inner span:last-child {
    display: none;
  }

  .menu-toggle {
    display: block;
    position: relative;
    z-index: 10002;
    cursor: pointer;
  }

  .nav-wrap {
    position: relative;
    overflow: visible;
  }

  .site-header {
    position: sticky;
    top: 0;
    z-index: 9999;
    overflow: visible;
  }

  /* Full-width mobile nav with optimized item spacing */
  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    width: 100%;

    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0;

    max-height: calc(100dvh - 70px);
    overflow-y: auto;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;

    padding: 6px 0;
    background: #fff;
    border-bottom: 1px solid var(--line);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.12);

    visibility: hidden;
    opacity: 0;
    transform: translateY(-8px);
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
    z-index: 10001;

    scrollbar-width: thin;
    scrollbar-color: #b7bec1 #f1f3f3;
  }

  .main-nav.open {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  .main-nav > a {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    min-height: 40px;
    padding: 10px 20px;
    font-size: 14px;
    line-height: 1.2;
  }

  .main-nav > a:not(.nav-cta):after {
    bottom: 2px;
    left: 20px;
    right: 20px;
  }

  .main-nav > a:hover:after,
  .main-nav > a.active:after {
    width: auto;
  }

  .nav-cta {
    justify-content: center;
    text-align: center;
    margin: 8px 16px 6px;
  }

  .main-nav::-webkit-scrollbar {
    width: 4px;
  }

  .main-nav::-webkit-scrollbar-track {
    background: #f1f3f3;
  }

  .main-nav::-webkit-scrollbar-thumb {
    background: #b7bec1;
    border-radius: 10px;
  }

  .cards {
    grid-template-columns: 1fr;
  }

  .container {
    width: min(var(--max), calc(100% - 30px));
  }

  .brand strong {
    font-size: 14px;
  }
  .brand small {
    font-size: 7px;
  }
}

@media (max-width: 768px) {
  .brand-logo {
    width: 42px;
    height: 42px;
  }
}

@media (max-width: 600px) {
  .loader-mark {
    width: 90px;
    height: 90px;
  }

  .loader-cross.horizontal {
    width: 115px;
  }

  .loader-cross.vertical {
    height: 115px;
  }

  .loader-company {
    font-size: 15px;
    letter-spacing: 0.13em;
  }

  .loader-subtitle {
    font-size: 8px;
    letter-spacing: 0.18em;
  }

  .loader-center {
    width: 48px;
    height: 48px;
  }

  .loader-svg {
    width: 36px;
    height: 36px;
    max-width: 36px;
    max-height: 36px;
  }
}

@media (max-width: 480px) {
  .main-nav {
    max-height: calc(100dvh - 65px);
    padding: 4px 0;
  }

  .main-nav > a {
    min-height: 36px;
    padding: 8px 16px;
    font-size: 13px;
  }

  .main-nav > a:not(.nav-cta):after {
    left: 16px;
    right: 16px;
  }

  .nav-cta {
    margin: 6px 12px 4px;
  }
}

.nav-cta i {
    display: inline-block;
    margin-left: 8px;
    font-size: 0.85em;
    color: #c6a15b;
    transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.nav-cta:hover i {
    transform: translate(3px, -3px);
}