/* ========== CSS: White UI (Green Primary, Gold Secondary) — Accessible & Elevated ========== */
/* Design tokens via CSS custom properties keep themable, maintainable styling centralized. */
:root{
  /* Light surfaces and text */
  --bg: #FFFFFF;
  --surface: #FCFDFF;
  --card: #F8FAFE;
  --stroke: #D6DEE9;
  --muted: #516276;
  --text: #0F172A;

  /* Brand hierarchy */
  --primary: #17b4a9;         /* green */
  --primary-700: #12948f;
  --secondary: #C9A55A;       /* gold */
  --secondary-700: #B7924E;

  /* Gradient (CTAs) */
  --brand: linear-gradient(135deg, #17b4a9, #11938e);

  /* Elevation system */
  --elev-1-key: 0 1px 1px rgba(15, 23, 42, 0.08);
  --elev-1-amb: 0 2px 6px rgba(15, 23, 42, 0.06);
  --elev-2-key: 0 2px 3px rgba(15, 23, 42, 0.10);
  --elev-2-amb: 0 6px 14px rgba(15, 23, 42, 0.08);
  --elev-3-key: 0 4px 6px rgba(15, 23, 42, 0.10);
  --elev-3-amb: 0 12px 24px rgba(15, 23, 42, 0.10);

  /* Focus ring */
  --focus-ring: 0 0 0 3px rgba(23, 180, 169, 0.25), 0 0 0 1px #17b4a9;

  /* Radius tokens */
  --radius: 16px;
  --radius-sm: 12px;

  /* Layout tokens */
  --container: 1200px;
  --gap: 24px;
}

/* Base reset */
*{box-sizing:border-box}
html,body{
  margin:0;padding:0;
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  background:var(--bg);color:var(--text)
}

/* Layout helpers */
.container{max-width:var(--container);margin:0 auto;padding:0 20px}
.flex{display:flex;gap:var(--gap)}
.grid{display:grid;gap:var(--gap)}

/* Buttons — GREEN primary defaults */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  min-height:44px;padding:12px 20px;border-radius:999px;border:1px solid transparent;
  background:var(--brand);color:#05201f;text-decoration:none;font-weight:700;
  box-shadow: var(--elev-2-key), var(--elev-2-amb);
  transition: transform .2s ease, box-shadow .2s ease, filter .2s ease, background-color .2s ease
}
.btn:hover{
  transform: translateY(-1px);
  box-shadow: var(--elev-3-key), var(--elev-3-amb);
  filter: saturate(1.04)
}
.btn:active{transform: translateY(0); filter: saturate(1)}
.btn:focus-visible{outline:none; box-shadow: var(--focus-ring), var(--elev-2-amb)}

/* Secondary (gold) button */
.btn.secondary{
  background: var(--secondary);
  color:#0f172a; border:1px solid rgba(0,0,0,.06)
}
.btn.secondary:hover{background: var(--secondary-700)}

/* Ghost button (green outline) */
.btn.ghost{
  background:transparent;border-color:var(--primary);color:var(--primary)
}
.btn.ghost:hover{background:#E9F8F6}

/* Badges */
.badge{
  padding:6px 10px;border-radius:999px;
  background:#F2F6FB;color:var(--secondary);
  border:1px solid #E4E8EF;font-size:12px
}

/* Header on white */
header{
  position:sticky;top:0;z-index:50;background:rgba(255,255,255,.9);
  backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(15,23,42,.08)
}
.nav{display:flex;align-items:center;justify-content:space-between;height:70px}

/* Website name — strong green emphasis */
.logo{
  font-weight:900;letter-spacing:.5px;
  background:linear-gradient(90deg, var(--primary), #12a39c);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  font-size:26px; line-height:1
}

nav ul{list-style:none;display:flex;gap:20px;margin:0;padding:0}
nav a{
  color:var(--text);text-decoration:none;
  padding:10px 14px;border-radius:10px;
  transition:background .2s ease,color .2s ease
}
nav a:hover{background:#F2F6FA}
nav a.active{color:var(--primary);background:#E9F8F6}
.hamburger{display:none;background:none;border:none;color:var(--text);font-size:26px}

/* Hero Section */
.hero{
  position:relative;
  min-height:100vh;
  display:flex;
  align-items:center;
  overflow:hidden;
}

/* Hero Carousel as Background */
.hero-carousel{
  position:absolute;
  inset:0;
  z-index:1;
  background:#000;
}

.hero-carousel .carousel-viewport{
  width:100%;
  height:100%;
}

.hero-carousel .slides{
  display:flex;
  width:100%;
  height:100%;
  translate: var(--tx, 0);
  transition: translate .6s ease;
}

.hero-carousel .slide{
  flex:0 0 100%;
  width:100%;
  height:100%;
  position:relative;
}

.hero-carousel .slide img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
}

/* Carousel Overlay for better text readability */
.carousel-overlay{
  position:absolute;
  inset:0;
  background:linear-gradient(
    to bottom,
    rgba(0,0,0,0.4) 0%,
    rgba(0,0,0,0.3) 30%,
    rgba(0,0,0,0.2) 60%,
    rgba(0,0,0,0.1) 100%
  );
  z-index:2;
  pointer-events:none;
}

/* Hero Content */
.hero-content{
  position:relative;
  z-index:3;
  width:100%;
  padding:80px 0;
}

.hero-copy{
  max-width:600px;
  color:#fff;
  text-shadow:0 2px 10px rgba(0,0,0,.35);
}

.hero h1{
  font-size:44px;
  line-height:1.12;
  margin:0 0 14px;
  font-weight:700;
}

.hero p{
  color:#eef2f7;
  max-width:800px;
  margin:0 0 18px;
  font-size:18px;
  line-height:1.5;
}

/* Controls - Ensure they're clickable */
.controls{
  position:absolute;
  inset:0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  pointer-events:none;
  padding:0 20px;
  z-index:4;
}

.ctrl{
  pointer-events:auto;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:50px;
  height:50px;
  border-radius:50%;
  border:1px solid rgba(255,255,255,.6);
  background:rgba(0,0,0,.35);
  color:#fff;
  backdrop-filter:blur(4px);
  cursor:pointer;
  transition:background .2s,border-color .2s,transform .05s;
  font-size:20px;
  font-weight:bold;
  z-index:5; /* Higher z-index */
}

.ctrl:hover{
  background:rgba(0,0,0,.5);
  border-color:rgba(255,255,255,.8);
}

.ctrl:active{
  transform:translateY(1px);
}

.ctrl:active{
  transform:translateY(1px);
}

/* Dots */
.dots{
  position:absolute;
  left:0;
  right:0;
  bottom:30px;
  display:flex;
  justify-content:center;
  gap:12px;
  z-index:4;
}

.dot{
  width:12px;
  height:12px;
  border-radius:999px;
  background:rgba(255,255,255,.6);
  border:1px solid rgba(255,255,255,.7);
  cursor:pointer;
  transition:transform .15s,background .2s;
}

.dot[aria-current="true"]{
  background:#fff;
  transform:scale(1.15);
}

/* Sections */
.section{padding:70px 0}

/* Cards */
.card{
  background: var(--card);
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  box-shadow: var(--elev-1-key), var(--elev-1-amb);
  transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease, background-color .2s ease
}
.card.pad{padding:26px}
.card:hover{
  background: #FFFFFF;
  border-color: #C8D5E6;
  box-shadow: var(--elev-2-key), var(--elev-2-amb);
  transform: translateY(-2px)
}
.card:focus-within{outline:none; box-shadow: var(--focus-ring), var(--elev-2-amb)}

/* Solutions grid */
.solutions-grid{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}

/* Solution card images: consistent height with object-fit cover */
.solution .solution-img{
  width:100%;
  height:160px;
  object-fit:cover;
  border-radius:10px;
  margin-bottom:12px;
  display:block
}
@media (min-width: 992px){
  .solution .solution-img{height:200px}
}

/* Feature grid (if used) */
.features{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.feature h3{margin:10px 0 6px;color:#0f172a}
.feature p{color:var(--muted)}

/* Brand strip */
.brand-strip{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));
  gap:20px;align-items:center
}
.brand-strip img{
  width:100%;height:80px;object-fit:contain;
  filter: grayscale(1) sepia(1) hue-rotate(330deg) saturate(350%) brightness(98%) contrast(100%);
  opacity:.98;
  transition:filter .25s ease, opacity .2s ease, transform .15s ease;
}
.brand-strip img:hover{
  filter:none;opacity:1;transform: translateY(-1px);
}

/* Footer */
footer{border-top:1px solid #E1E8F2;background:#FFFFFF}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:24px}
footer a{color:var(--secondary);text-decoration:none}
footer a:hover{color:var(--secondary-700)}
small.muted{color:var(--muted)}

/* Forms */
form .row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
input, textarea{
  width:100%;padding:12px 14px;border-radius:12px;
  border:1px solid #CFDAE8;background:#FFFFFF;color:#0f172a
}
input::placeholder, textarea::placeholder{color:#8aa0b4}
input:focus, textarea:focus{outline:none; box-shadow: var(--focus-ring); border-color: var(--primary)}
textarea{min-height:120px;resize:vertical}
button.btn{border:none;cursor:pointer}

/* Utilities */
.text-brand{color:var(--primary)}
.text-accent{color:var(--secondary)}
.bg-brand{background:var(--primary);color:#05201f}
.bg-accent{background:var(--secondary);color:#0f172a}
.border-brand{border-color:var(--primary)!important}

/* Responsive */
@media (max-width: 1024px){
  .hero h1{font-size:38px}
}

@media (max-width: 900px){
  .hamburger{display:block}
  nav ul{
    position:absolute;top:70px;left:0;right:0;background:#FFFFFF;
    border-bottom:1px solid #E1E8F2;flex-direction:column;
    padding:14px;display:none
  }
  nav ul.open{display:flex}
  .hero h1{font-size:32px}
  .hero p{font-size:16px}
  .footer-grid{grid-template-columns:1fr}
  form .row{grid-template-columns:1fr}
  .hero {
    min-height: 80vh;
  }
  .hero-content{
    padding:60px 0;
  }
  .ctrl{
    width:40px;
    height:40px;
    font-size:16px;
  }
}

@media (max-width: 600px){
  .hero h1{font-size:28px}
  .hero p{font-size:15px}
  .hero-content{
    padding:40px 0;
  }
}

/* ========== Before/After Overlap Slider ========== */
/* Overlap container */
.overlap-compare{position:relative;overflow:hidden}

/* Wrapper holding stacked images */
.ba-wrapper{
  position:relative;
  width:100%;
  aspect-ratio:16/9;
  border-radius:12px;
  overflow:hidden;
  background:#111;
}

/* Both images fill wrapper */
.ba-img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover
}

/* Base layer */
.ba-before{z-index:1}

/* Top layer clipped from right; JS updates clip-path and width */
.ba-after{
  z-index:2;
  width:50%;
  clip-path: inset(0 50% 0 0);
  transition: clip-path 0.05s linear, width 0.05s linear;
}

/* Handle at boundary */
.ba-handle{
  position:absolute;top:0;bottom:0;left:50%;
  width:2px;background:rgba(255,255,255,0.92);
  box-shadow:0 0 0 1px rgba(0,0,0,0.4);
  z-index:3;pointer-events:none
}

/* Range input */
.ba-range{width:100%;margin-top:12px}

/* Labels */
.ba-labels{display:flex;justify-content:space-between;margin-top:6px}

/* Hover dropdown basics */
.nav ul { position: relative; display: flex; gap: 18px; list-style: none; margin: 0; padding: 0; }
.dropdown { position: relative; }
.dropdown > a::after { content: " ▾"; font-size: 12px; }
.dropdown-menu {
  display: none;
  position: absolute;
  top: 100%; left: 0;
  min-width: 600px; /* Increased width to accommodate columns */
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 10px;
  box-shadow: 0 10px 24px rgba(0,0,0,0.08);
  padding: 16px;
  z-index: 1000;
}
.dropdown-menu a {
  display: block;
  padding: 8px 10px;
  border-radius: 8px;
  color: inherit;
  text-decoration: none;
  white-space: nowrap;
}
.dropdown-menu a:hover { background: #f3f4f6; }
.dropdown:hover .dropdown-menu { display: block; }

/* Multi-column layout for dropdown */
.brands-columns {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}
.brands-column {
  display: flex;
  flex-direction: column;
}
.brands-column a {
  font-size: 14px;
  padding: 6px 8px;
}

/* Grid card styling for brand logos */
.brand-strip { display: grid; gap: 16px; }
.brand-card {
  display: flex; align-items: center; justify-content: center;
  padding: 16px; border: 1px solid #e5e7eb; border-radius: 10px; background: #fff;
  transition: transform .1s ease, box-shadow .1s ease;
}
.brand-card:hover { transform: translateY(-2px); box-shadow: 0 6px 16px rgba(0,0,0,0.06); }

/* Mobile behavior: tap to open sub-menu */
@media (max-width: 720px) {
  nav ul { position: static; flex-direction: column; align-items: flex-start; }
  .dropdown { width: 100%; }
  .dropdown-menu {
    position: static;
    border: 0; box-shadow: none; padding: 4px 0 0 12px;
    display: none;
    min-width: unset;
    width: 100%;
  }
  .dropdown.open .dropdown-menu { display: block; }
  .dropdown > a::after { content: ""; }
  
  /* Single column on mobile */
  .brands-columns {
    grid-template-columns: 1fr;
  }
}

/* Layout helpers for sections and grids */
.section-title { margin: 28px 0 10px; }
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}
.product-card {
  border: 1px solid #e5e7eb;
  border-radius: 10px;
  overflow: hidden;
  background: #fff;
  transition: transform .1s ease, box-shadow .1s ease;
}
.product-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0,0,0,0.06);
}
.product-thumb {
  height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #fafafa;
}
.product-thumb img {
  max-width: 90%;
  max-height: 140px;
  object-fit: contain;
}
.product-body { padding: 12px; }
.product-body h4 { margin: 0 0 6px; font-size: 16px; }
.product-body p { margin: 0; color: #6b7280; font-size: 14px; }

.subtle { color: #6b7280; }
.pill {
  display: inline-block; padding: 2px 8px; border-radius: 999px;
  background: #f1f5f9; color: #0f172a; font-size: 12px;
}
.section-head {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
}
.section-head .actions a { color: #0077B6; font-size: 14px; text-decoration: none; }
.section-head .actions a:hover { text-decoration: underline; }

/* Optional: anchor offset for in-page section links */
.anchor { scroll-margin-top: 80px; }

/* Optional: simple tabs for filtering All Products */
.tabs { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 16px; }
.tab {
  border: 1px solid #e5e7eb; background: #fff; padding: 6px 10px; border-radius: 999px;
  font-size: 14px; cursor: pointer; user-select: none;
}
.tab.active { background: #0077B6; color: #fff; border-color: #0077B6; }
.hidden { display: none !important; }

/* Screen reader only */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}