:root {
      --white: #ffffff;
      --warm: #faf8f3;
      --cream: #f4f1ea;
      --charcoal: #0f0e0c;
      --ink: #1a1814;
      --ink-light: #4e4a44;
      --muted: #9b9488;
      --border: #d8d3c8;
      --gold: #a68940;
      --gold-light: #c4a86a;
    }

    * { margin: 0; padding: 0; box-sizing: border-box; }

    html { scroll-behavior: smooth; }

    body {
      font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
      font-weight: 400;
      color: var(--ink);
      background-color: var(--white);
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
      overflow-x: hidden;
      font-size: 16px;
      line-height: 1.7;
    }

    ::selection {
      background-color: var(--cream);
      color: var(--ink);
    }

    /* ===== TYPOGRAPHY ===== */
    .label {
      font-family: 'JetBrains Mono', monospace;
      font-size: 11px;
      font-weight: 400;
      text-transform: uppercase;
      letter-spacing: 0.18em;
      color: var(--gold);
    }

    .title-xl {
      font-family: 'Inter', sans-serif;
      font-size: clamp(52px, 9vw, 120px);
      font-weight: 300;
      line-height: 1.0;
      letter-spacing: -0.04em;
      color: var(--ink);
    }

    .title-lg {
      font-family: 'Inter', sans-serif;
      font-size: clamp(40px, 6vw, 80px);
      font-weight: 300;
      line-height: 1.05;
      letter-spacing: -0.03em;
      color: var(--ink);
    }

    .title-md {
      font-family: 'Inter', sans-serif;
      font-size: clamp(28px, 3.5vw, 48px);
      font-weight: 300;
      line-height: 1.15;
      letter-spacing: -0.02em;
      color: var(--ink);
    }

    /* ===== BUTTONS ===== */
    .btn-primary {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 18px 40px;
      font-family: 'Inter', sans-serif;
      font-size: 14px;
      font-weight: 500;
      letter-spacing: 0.02em;
      background-color: var(--gold);
      color: var(--white);
      border: none;
      cursor: pointer;
      transition: all 0.45s cubic-bezier(0.16, 1, 0.3, 1);
      text-decoration: none;
    }
    .btn-primary:hover {
      background-color: var(--gold-light);
      transform: translateY(-2px);
      box-shadow: 0 8px 30px rgba(166, 137, 64, 0.2);
    }

    .btn-subtle {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 16px 36px;
      font-family: 'Inter', sans-serif;
      font-size: 14px;
      font-weight: 400;
      letter-spacing: 0.02em;
      background-color: transparent;
      color: var(--ink);
      border: 1px solid var(--border);
      cursor: pointer;
      transition: all 0.45s cubic-bezier(0.16, 1, 0.3, 1);
      text-decoration: none;
    }
    .btn-subtle:hover {
      border-color: var(--gold);
      color: var(--gold);
      transform: translateY(-2px);
    }

    /* ===== SECTIONS ===== */
    .section-full {
      min-height: 100vh;
      display: flex;
      align-items: center;
    }

    .container {
      max-width: 1280px;
      margin: 0 auto;
      padding: 0 48px;
      width: 100%;
    }

    @media (max-width: 768px) {
      .container { padding: 0 24px; }
      .title-xl { font-size: clamp(36px, 12vw, 60px); }
      .title-lg { font-size: clamp(32px, 10vw, 48px); }
    }

    /* ===== SCROLL REVEAL ===== */
    .reveal {
      opacity: 0;
      transform: translateY(40px);
      transition: opacity 0.9s cubic-bezier(0.16, 1, 0.3, 1), transform 0.9s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .reveal.visible {
      opacity: 1;
      transform: translateY(0);
    }
    .reveal-delay-1 { transition-delay: 0.1s; }
    .reveal-delay-2 { transition-delay: 0.2s; }
    .reveal-delay-3 { transition-delay: 0.3s; }
    .reveal-delay-4 { transition-delay: 0.4s; }

    /* ===== HERO ===== */
    .hero {
      position: relative;
      min-height: 100vh;
      background-color: var(--warm);
      display: flex;
      flex-direction: column;
      justify-content: flex-end;
      overflow: hidden;
    }
    .hero-bg {
      position: absolute;
      inset: 0;
    }
    .hero-bg img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      opacity: 0.85;
    }
    .hero-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(to bottom, rgba(250,248,243,0.4) 0%, rgba(250,248,243,0.05) 35%, rgba(250,248,243,0.6) 100%);
    }
    .hero-content {
      position: relative;
      z-index: 2;
      max-width: 1280px;
      margin: 0 auto;
      padding: 140px 48px 64px;
      width: 100%;
    }
    @media (max-width: 768px) {
      .hero-content { padding: 120px 24px 48px; }
    }

    /* Scroll indicator */
    @keyframes scrollPulse {
      0%, 100% { transform: translateY(-16px); opacity: 0; }
      50% { transform: translateY(48px); opacity: 1; }
    }

    /* ===== BRAND PARTNERS ===== */
    .brand-name {
      font-family: 'Inter', sans-serif;
      font-size: clamp(32px, 5vw, 64px);
      font-weight: 300;
      letter-spacing: -0.03em;
      line-height: 1.1;
      transition: color 0.5s ease;
      cursor: default;
    }
    .brand-name:hover { color: var(--gold) !important; }

    .line-anim {
      height: 1px;
      background-color: var(--border);
      transform-origin: left;
      transform: scaleX(0);
      transition: transform 1.2s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .line-anim.visible { transform: scaleX(1); }

    /* ===== ECOSYSTEM ===== */
    .eco-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      border-top: 1px solid var(--border);
    }
    .eco-img-wrap {
      overflow: hidden;
    }
    .eco-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      aspect-ratio: 4/3;
      transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .eco-img-wrap img:hover { transform: scale(1.04); }
    .eco-text {
      display: flex;
      flex-direction: column;
      justify-content: center;
      padding: 56px 64px;
    }
    .eco-tag {
      font-family: 'JetBrains Mono', monospace;
      font-size: 11px;
      font-weight: 400;
      color: var(--gold);
      letter-spacing: 0.1em;
      margin-bottom: 20px;
    }

    @media (max-width: 768px) {
      .eco-row { grid-template-columns: 1fr; }
      .eco-row .eco-img-wrap { order: 0 !important; }
      .eco-row .eco-text { order: 1 !important; padding: 40px 24px; }
    }

    /* ===== FEATURES ===== */
    .feat-grid {
      display: grid;
      grid-template-columns: 2fr 3fr;
      gap: 100px;
      align-items: start;
    }
    .feat-item {
      display: grid;
      grid-template-columns: 48px 1fr;
      gap: 32px;
      padding: 36px 0;
      border-top: 1px solid var(--border);
      transition: padding-left 0.4s ease;
      cursor: default;
    }
    .feat-item:first-child { border-top: none; }
    .feat-item:hover { padding-left: 12px; }
    .feat-item:hover .feat-num { color: var(--gold); }
    .feat-num {
      font-family: 'JetBrains Mono', monospace;
      font-size: 12px;
      font-weight: 400;
      color: var(--border);
      letter-spacing: 0.04em;
      transition: color 0.4s ease;
      padding-top: 4px;
    }
    @media (max-width: 768px) {
      .feat-grid { grid-template-columns: 1fr; gap: 48px; }
    }

    /* ===== PROJECTS ===== */
    .pg-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .pg-card {
      background-color: var(--white);
      overflow: hidden;
    }
    .pg-card img {
      width: 100%;
      aspect-ratio: 4/3;
      object-fit: cover;
      transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .pg-card:hover img { transform: scale(1.05); }
    @media (max-width: 768px) {
      .pg-grid { grid-template-columns: 1fr; }
    }

    /* ===== SCROLLBAR ===== */
    ::-webkit-scrollbar { width: 4px; }
    ::-webkit-scrollbar-track { background: var(--warm); }
    ::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }
  

/* ===== LUMISYNC INTEGRATION ADJUSTMENTS ===== */
#site-header { position: relative; z-index: 1000; }
.smart-home-page { background: var(--white); }
.smart-home-page .hero { min-height: calc(100vh - 72px); }
@media (max-width: 768px) {
  .smart-home-page .hero { min-height: calc(100vh - 72px); }
}

/* ===== Smart Home page: light hero header ===== */
body.smart-home-page #nav:not(.scrolled) .site-logo-img{
  content:url("../img/logo/Lumisync_Logo_Dark.svg");
  filter:none !important;
}

body.smart-home-page #nav:not(.scrolled) .nav-links > a,
body.smart-home-page #nav:not(.scrolled) .nav-dropdown > a{
  color:#111 !important;
  opacity:.9;
}

body.smart-home-page #nav:not(.scrolled) .nav-links > a:hover,
body.smart-home-page #nav:not(.scrolled) .nav-dropdown > a:hover{
  opacity:1;
}

body.smart-home-page #nav:not(.scrolled) .nav-cta{
  color:#111 !important;
  border-color:rgba(17,17,17,.24) !important;
  background:transparent;
}

body.smart-home-page #nav:not(.scrolled) .nav-cta:hover{
  background:#111 !important;
  color:#fff !important;
  border-color:#111 !important;
}

body.smart-home-page #nav:not(.scrolled) .nav-toggle{
  border-color:rgba(17,17,17,.25) !important;
  background:rgba(255,255,255,.28);
}

body.smart-home-page #nav:not(.scrolled) .nav-toggle span{
  background:#111 !important;
}

/* keep the dropdown itself dark for readability */
body.smart-home-page #nav:not(.scrolled) .nav-mega,
body.smart-home-page #nav:not(.scrolled) .mobile-panel{
  color:#fff;
}