:root {
  --kv-green: #16a34a;
  --kv-green-dark: #15803d;
  --kv-green-deep: #0f5132;
  --kv-amber: #f59e0b;
  --kv-teal: #0d9488;
  --kv-lime: #84cc16;
  --kv-ink: #11271b;
  --kv-body: #4b5f55;
  --kv-bg: #f4f9f4;
  --kv-card: #ffffff;
  --radius: 18px;
  --shadow-sm: 0 6px 20px rgba(16, 61, 34, 0.08);
  --shadow-md: 0 18px 40px rgba(16, 61, 34, 0.12);
  --shadow-lg: 0 30px 60px rgba(16, 61, 34, 0.18);
}

* { scroll-behavior: smooth; }

body {
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
  color: var(--kv-body);
  background: var(--kv-bg);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6, .navbar-brand { font-family: 'Poppins', sans-serif; }

.text-gradient {
  background: linear-gradient(100deg, var(--kv-green), var(--kv-lime));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ===== Scroll progress ===== */
.scroll-progress {
  position: fixed; top: 0; left: 0; height: 4px; width: 0%;
  background: linear-gradient(90deg, var(--kv-green), var(--kv-lime));
  z-index: 2000; transition: width .1s ease;
}

/* ===== Buttons ===== */
.btn-kv-primary {
  background: linear-gradient(120deg, var(--kv-green), var(--kv-green-dark));
  color: #fff; border: none; border-radius: 50px;
  padding: .7rem 1.6rem; font-weight: 600;
  box-shadow: 0 10px 24px rgba(22, 163, 74, .32);
  transition: transform .3s ease, box-shadow .3s ease, filter .3s ease;
}
.btn-kv-primary:hover {
  color: #fff; transform: translateY(-3px);
  box-shadow: 0 16px 32px rgba(22, 163, 74, .42); filter: brightness(1.05);
}
.btn-kv-outline {
  background: transparent; color: var(--kv-green-dark);
  border: 2px solid var(--kv-green); border-radius: 50px;
  padding: .62rem 1.6rem; font-weight: 600; transition: all .3s ease;
}
.btn-kv-outline:hover { background: var(--kv-green); color: #fff; transform: translateY(-3px); }

/* ===== Navbar ===== */
.kv-navbar {
  padding: 1rem 0; transition: all .35s ease; background: transparent;
}
.kv-navbar.scrolled {
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-sm); padding: .55rem 0;
}
.brand-logo {
  width: 44px; height: 44px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--kv-green), var(--kv-lime));
  color: #fff; font-size: 1.3rem; border-radius: 13px;
  box-shadow: 0 8px 18px rgba(22,163,74,.35);
}
.brand-text { font-weight: 800; font-size: 1.25rem; line-height: 1; color: var(--kv-ink); display: flex; flex-direction: column; }
.brand-text small { font-size: .6rem; font-weight: 600; letter-spacing: 3px; text-transform: uppercase; color: var(--kv-green); margin-top: 3px; }
.kv-navbar .nav-link {
  font-weight: 600; color: var(--kv-ink); padding: .5rem 1rem !important;
  position: relative; transition: color .3s ease;
}
.kv-navbar .nav-link::after {
  content: ''; position: absolute; left: 1rem; right: 1rem; bottom: .35rem;
  height: 2px; background: var(--kv-green); transform: scaleX(0);
  transform-origin: left; transition: transform .3s ease;
}
.kv-navbar .nav-link:hover, .kv-navbar .nav-link.active { color: var(--kv-green); }
.kv-navbar .nav-link:hover::after, .kv-navbar .nav-link.active::after { transform: scaleX(1); }
.navbar-toggler { border: none; padding: 0; width: 40px; height: 40px; }
.navbar-toggler:focus { box-shadow: none; }
.toggler-bar { display: block; width: 26px; height: 3px; background: var(--kv-ink); border-radius: 3px; margin: 5px auto; transition: .3s; }

/* ===== Hero ===== */
.hero {
  position: relative; overflow: hidden;
  background: radial-gradient(1200px 600px at 80% -10%, #e7f8ec 0%, transparent 60%),
              linear-gradient(180deg, #f4f9f4 0%, #eafaef 100%);
}
.hero-bg {
  position: absolute; inset: 0;
  background-image: radial-gradient(rgba(22,163,74,.08) 1.5px, transparent 1.5px);
  background-size: 28px 28px; opacity: .6;
}
.blob {
  position: absolute; border-radius: 50%; filter: blur(60px); z-index: 0;
  animation: blobMove 14s ease-in-out infinite;
}
.blob-1 { width: 420px; height: 420px; background: rgba(132,204,22,.28); top: -80px; right: -60px; }
.blob-2 { width: 360px; height: 360px; background: rgba(13,148,136,.22); bottom: -100px; left: -80px; animation-delay: -5s; }
@keyframes blobMove { 0%,100% { transform: translate(0,0) scale(1); } 50% { transform: translate(-30px,30px) scale(1.1); } }

.leaf { position: absolute; color: rgba(22,163,74,.35); z-index: 1; font-size: 2rem; animation: floaty 7s ease-in-out infinite; }
.leaf-1 { top: 18%; left: 8%; font-size: 2.6rem; }
.leaf-2 { bottom: 22%; right: 12%; font-size: 3rem; animation-delay: -2s; color: rgba(13,148,136,.3); }
.leaf-3 { top: 30%; right: 42%; animation-delay: -4s; color: rgba(245,158,11,.4); }
@keyframes floaty { 0%,100% { transform: translateY(0) rotate(0); } 50% { transform: translateY(-22px) rotate(10deg); } }

.hero .container { position: relative; z-index: 2; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: #fff; color: var(--kv-green-dark); font-weight: 600; font-size: .85rem;
  padding: .5rem 1rem; border-radius: 50px; box-shadow: var(--shadow-sm); margin-bottom: 1.4rem;
}
.hero-badge i { color: var(--kv-green); }
.hero-title { font-size: clamp(2.1rem, 5vw, 3.6rem); font-weight: 800; color: var(--kv-ink); line-height: 1.12; margin-bottom: 1.2rem; }
.hero-sub { font-size: 1.1rem; max-width: 540px; margin-bottom: 2rem; }
.hero-cta { margin-bottom: 2.2rem; }
.hero-trust { font-size: .9rem; font-weight: 600; color: var(--kv-ink); }
.hero-trust i { color: var(--kv-green); margin-right: 6px; }

.hero-card-stack { position: relative; min-height: 420px; }
.hero-card {
  position: absolute; background: #fff; border-radius: var(--radius);
  padding: 1.4rem 1.5rem; box-shadow: var(--shadow-md); width: 260px;
  border: 1px solid rgba(22,163,74,.08);
}
.hero-card h5 { font-weight: 700; color: var(--kv-ink); margin: .5rem 0 .25rem; }
.hero-card p { margin: 0; font-size: .9rem; }
.hero-card-icon { width: 54px; height: 54px; border-radius: 14px; display: grid; place-items: center; font-size: 1.5rem; color: #fff; }
.hero-card-icon.green { background: linear-gradient(135deg, var(--kv-green), var(--kv-lime)); }
.hero-card-icon.amber { background: linear-gradient(135deg, var(--kv-amber), #fbbf24); }
.hero-card-icon.teal { background: linear-gradient(135deg, var(--kv-teal), #2dd4bf); }
.hero-card { top: 0; left: 50%; transform: translateX(-80%); z-index: 3; }
.hero-card-2 { top: 150px; left: 50%; transform: translateX(10%); z-index: 2; }
.hero-card-3 { top: 300px; left: 50%; transform: translateX(-55%); z-index: 1; }
.float-y { animation: floaty 6s ease-in-out infinite; }
.float-y-slow { animation: floaty 8s ease-in-out infinite; animation-delay: -3s; }

.hero-wave { position: absolute; bottom: -1px; left: 0; width: 100%; line-height: 0; z-index: 1; }
.hero-wave svg { width: 100%; height: 90px; }
.hero-wave path { fill: var(--kv-bg); }

/* ===== Sections ===== */
.section { padding: 100px 0; position: relative; }
.section-tag {
  display: inline-block; background: rgba(22,163,74,.12); color: var(--kv-green-dark);
  font-weight: 700; font-size: .8rem; letter-spacing: 1px; text-transform: uppercase;
  padding: .4rem 1rem; border-radius: 50px; margin-bottom: 1rem;
}
.section-tag.light { background: rgba(255,255,255,.18); color: #fff; }
.section-title { font-size: clamp(1.8rem, 3.5vw, 2.6rem); font-weight: 800; color: var(--kv-ink); margin-bottom: 1rem; }
.section-text { font-size: 1.05rem; line-height: 1.75; }

/* ===== Stats ===== */
.stats-section { padding: 0 0 20px; margin-top: -40px; position: relative; z-index: 5; }
.stat-card {
  background: #fff; border-radius: var(--radius); padding: 2rem 1rem;
  box-shadow: var(--shadow-sm); transition: transform .35s ease, box-shadow .35s ease;
}
.stat-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-md); }
.stat-card h2 { display: inline; font-size: 2.6rem; font-weight: 800; color: var(--kv-green); }
.stat-card span { font-size: 2rem; font-weight: 800; color: var(--kv-lime); }
.stat-card p { margin: .5rem 0 0; font-weight: 600; color: var(--kv-ink); }

/* ===== About ===== */
.about-visual { position: relative; }
.about-img-main {
  background: linear-gradient(140deg, var(--kv-green), var(--kv-teal));
  border-radius: 28px; aspect-ratio: 1/.85; display: grid; place-items: center;
  font-size: 8rem; color: rgba(255,255,255,.9); box-shadow: var(--shadow-lg);
  position: relative; overflow: hidden;
}
.about-img-main::after {
  content: ''; position: absolute; inset: 0;
  background-image: radial-gradient(rgba(255,255,255,.18) 2px, transparent 2px);
  background-size: 26px 26px;
}
.about-badge {
  position: absolute; bottom: -22px; right: 18px; background: #fff;
  border-radius: 16px; padding: 1rem 1.2rem; box-shadow: var(--shadow-md);
  display: flex; align-items: center; gap: .8rem;
}
.about-badge i { font-size: 2rem; color: var(--kv-amber); }
.about-badge strong { display: block; color: var(--kv-ink); }
.about-badge span { font-size: .8rem; }
.about-point { font-weight: 600; color: var(--kv-ink); }
.about-point i { color: var(--kv-green); margin-right: 8px; }

/* ===== Products ===== */
.products-section { background: #fff; }
.product-card {
  background: var(--kv-card); border: 1px solid rgba(16,61,34,.07);
  border-radius: var(--radius); padding: 2rem; height: 100%;
  transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease;
  position: relative; overflow: hidden;
}
.product-card::before {
  content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 4px;
  background: linear-gradient(90deg, var(--kv-green), var(--kv-lime));
  transform: scaleX(0); transform-origin: left; transition: transform .35s ease;
}
.product-card:hover { transform: translateY(-10px); box-shadow: var(--shadow-md); border-color: transparent; }
.product-card:hover::before { transform: scaleX(1); }
.product-icon {
  width: 64px; height: 64px; border-radius: 16px; display: grid; place-items: center;
  font-size: 1.7rem; color: #fff; margin-bottom: 1.2rem; transition: transform .35s ease;
}
.product-card:hover .product-icon { transform: rotate(-8deg) scale(1.08); }
.product-icon.green { background: linear-gradient(135deg, var(--kv-green), var(--kv-green-dark)); }
.product-icon.amber { background: linear-gradient(135deg, var(--kv-amber), #fbbf24); }
.product-icon.teal { background: linear-gradient(135deg, var(--kv-teal), #2dd4bf); }
.product-icon.lime { background: linear-gradient(135deg, var(--kv-lime), #a3e635); }
.product-card h4 { font-weight: 700; color: var(--kv-ink); font-size: 1.2rem; margin-bottom: .6rem; }
.product-card p { font-size: .95rem; margin-bottom: 1rem; }
.product-link { color: var(--kv-green-dark); font-weight: 700; text-decoration: none; display: inline-flex; align-items: center; }
.product-link i { transition: transform .3s ease; }
.product-link:hover { color: var(--kv-green); }
.product-link:hover i { transform: translateX(5px); }

/* ===== Features ===== */
.features-section {
  background: linear-gradient(135deg, var(--kv-green-deep), var(--kv-green-dark));
  position: relative; overflow: hidden;
}
.features-section::before {
  content: ''; position: absolute; inset: 0;
  background-image: radial-gradient(rgba(255,255,255,.07) 2px, transparent 2px);
  background-size: 32px 32px;
}
.feature-card {
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.15);
  border-radius: var(--radius); padding: 2rem 1.5rem; height: 100%;
  backdrop-filter: blur(6px); text-align: center; transition: all .35s ease;
}
.feature-card:hover { background: #fff; transform: translateY(-8px); }
.feature-card i { font-size: 2.6rem; color: var(--kv-lime); margin-bottom: 1rem; display: block; transition: color .35s ease; }
.feature-card h5 { color: #fff; font-weight: 700; margin-bottom: .6rem; transition: color .35s ease; }
.feature-card p { color: rgba(255,255,255,.75); font-size: .92rem; margin: 0; transition: color .35s ease; }
.feature-card:hover h5 { color: var(--kv-ink); }
.feature-card:hover p { color: var(--kv-body); }
.feature-card:hover i { color: var(--kv-green); }

/* ===== Testimonials ===== */
.testimonial-section { background: var(--kv-bg); }
.testimonial-card {
  background: #fff; border-radius: var(--radius); padding: 2rem; height: 100%;
  box-shadow: var(--shadow-sm); transition: transform .35s ease, box-shadow .35s ease;
}
.testimonial-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-md); }
.stars { color: var(--kv-amber); margin-bottom: 1rem; }
.testimonial-card p { font-style: italic; color: var(--kv-ink); margin-bottom: 1.4rem; }
.t-author { display: flex; align-items: center; gap: .8rem; }
.t-avatar {
  width: 48px; height: 48px; border-radius: 50%; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--kv-green), var(--kv-lime)); color: #fff; font-weight: 700;
}
.t-author strong { display: block; color: var(--kv-ink); }
.t-author small { color: var(--kv-body); }

/* ===== CTA Banner ===== */
.cta-banner { padding: 40px 0; }
.cta-inner {
  background: linear-gradient(120deg, var(--kv-green), var(--kv-teal));
  border-radius: 28px; padding: 3rem; color: #fff;
  display: flex; align-items: center; justify-content: space-between; gap: 2rem;
  flex-wrap: wrap; box-shadow: var(--shadow-lg); position: relative; overflow: hidden;
}
.cta-inner::after {
  content: ''; position: absolute; top: -40%; right: -5%; width: 320px; height: 320px;
  background: rgba(255,255,255,.12); border-radius: 50%;
}
.cta-inner h2 { font-weight: 800; margin-bottom: .4rem; position: relative; }
.cta-inner p { margin: 0; opacity: .92; position: relative; }
.cta-inner .btn-light { color: var(--kv-green-dark); font-weight: 700; border-radius: 50px; padding: .75rem 1.8rem; position: relative; }

/* ===== Contact ===== */
.contact-section { background: #fff; }
.contact-info { background: linear-gradient(145deg, var(--kv-green-deep), var(--kv-green-dark)); border-radius: var(--radius); padding: 2.4rem; height: 100%; color: #fff; }
.contact-item { display: flex; gap: 1rem; margin-bottom: 1.6rem; }
.c-icon { min-width: 48px; height: 48px; border-radius: 12px; background: rgba(255,255,255,.14); display: grid; place-items: center; font-size: 1.2rem; color: var(--kv-lime); }
.contact-item h6 { color: #fff; font-weight: 700; margin-bottom: .2rem; }
.contact-item p { margin: 0; color: rgba(255,255,255,.8); font-size: .95rem; }
.contact-socials { display: flex; gap: .7rem; margin-top: 2rem; }
.contact-socials a {
  width: 42px; height: 42px; border-radius: 50%; background: rgba(255,255,255,.12);
  display: grid; place-items: center; color: #fff; font-size: 1.1rem; transition: all .3s ease;
}
.contact-socials a:hover { background: var(--kv-lime); color: var(--kv-ink); transform: translateY(-4px); }
.contact-form { background: var(--kv-bg); border-radius: var(--radius); padding: 2.4rem; height: 100%; }
.contact-form .form-label { font-weight: 600; color: var(--kv-ink); font-size: .9rem; }
.contact-form .form-control { border-radius: 12px; border: 1px solid #dbe7df; padding: .7rem 1rem; background: #fff; }
.contact-form .form-control:focus { border-color: var(--kv-green); box-shadow: 0 0 0 .2rem rgba(22,163,74,.15); }
.form-success { display: none; background: rgba(22,163,74,.12); color: var(--kv-green-dark); padding: .8rem 1rem; border-radius: 12px; font-weight: 600; }
.form-success.show { display: block; animation: fadeInUp .4s ease; }
@keyframes fadeInUp { from { opacity: 0; transform: translateY(10px);} to { opacity:1; transform: translateY(0);} }
.map-wrap { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); line-height: 0; }

/* ===== Footer ===== */
.kv-footer { background: var(--kv-ink); color: rgba(255,255,255,.72); padding: 70px 0 30px; }
.kv-footer h6 { color: #fff; font-weight: 700; margin-bottom: 1.2rem; }
.kv-footer ul { list-style: none; padding: 0; margin: 0; }
.kv-footer ul li { margin-bottom: .6rem; }
.kv-footer ul li a { color: rgba(255,255,255,.72); text-decoration: none; transition: color .3s ease, padding .3s ease; }
.kv-footer ul li a:hover { color: var(--kv-lime); padding-left: 5px; }
.footer-text { font-size: .95rem; margin-bottom: .6rem; }
.footer-text i { color: var(--kv-lime); margin-right: 8px; }
.kv-footer hr { border-color: rgba(255,255,255,.12); margin: 2.5rem 0 1.5rem; }
.footer-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: .5rem; font-size: .9rem; }
.footer-bottom i { color: #ef4444; }

/* ===== Back to top ===== */
.back-to-top {
  position: fixed; bottom: 26px; right: 26px; width: 48px; height: 48px;
  background: linear-gradient(135deg, var(--kv-green), var(--kv-green-dark));
  color: #fff; border-radius: 50%; display: grid; place-items: center; font-size: 1.2rem;
  box-shadow: var(--shadow-md); opacity: 0; visibility: hidden; transform: translateY(20px);
  transition: all .35s ease; z-index: 1500; text-decoration: none;
}
.back-to-top.show { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover { color: #fff; transform: translateY(-4px); }

/* ===== Responsive ===== */
@media (max-width: 991.98px) {
  .kv-navbar { background: rgba(255,255,255,.96); backdrop-filter: blur(12px); box-shadow: var(--shadow-sm); }
  .navbar-collapse { background: #fff; border-radius: 16px; padding: 1rem 1.2rem; margin-top: .6rem; box-shadow: var(--shadow-sm); }
  .hero-card-stack { max-width: 330px; margin: 0 auto; }
}
@media (max-width: 575.98px) {
  .section { padding: 70px 0; }
  .hero-card { width: 230px; }
  .hero-card { transform: translateX(-70%); }
  .hero-card-2 { transform: translateX(0); }
  .hero-card-3 { transform: translateX(-45%); }
  .cta-inner { padding: 2rem; text-align: center; justify-content: center; }
  .contact-info, .contact-form { padding: 1.6rem; }
}