:root {
  --bg: #ffffff;
  --text: #162113;
  --muted: #5a6a56;
  --green: #2f9e44;
  --green-strong: #237a34;
  --green-soft: #e9f8ec;
  --line: #dce8de;
  --shadow: 0 18px 40px rgba(37, 83, 45, 0.11);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Be Vietnam Pro", "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 8% 10%, #f4fff5 0, transparent 25%),
    radial-gradient(circle at 92% 18%, #eef9ff 0, transparent 18%),
    var(--bg);
  line-height: 1.6;
}

img {
  width: 100%;
  display: block;
  border-radius: 16px;
}

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

.container {
  width: min(1120px, calc(100% - 2rem));
  margin-inline: auto;
}

.topbar {
  border-bottom: 1px solid var(--line);
  font-size: 0.92rem;
  background: #f6fff7;
}

.topbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.6rem 0;
}

.topbar a {
  color: var(--green-strong);
  font-weight: 700;
}

.top-links {
  display: flex;
  gap: 1rem;
  color: var(--muted);
}

.navbar {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(8px);
  background: rgba(255, 255, 255, 0.9);
  border-bottom: 1px solid transparent;
  transition: 0.25s ease;
}

.navbar.scrolled {
  border-bottom-color: var(--line);
  box-shadow: 0 8px 24px rgba(20, 38, 24, 0.08);
}

.nav-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 74px;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.brand-mark {
  width: 44px;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: linear-gradient(145deg, var(--green), #66c678);
  color: #fff;
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  font-weight: 700;
}

.brand strong {
  font-size: 1rem;
}

.brand small {
  color: var(--muted);
  display: block;
  margin-top: -0.15rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav-links a {
  color: #244126;
  font-weight: 600;
}

.menu-toggle {
  display: none;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 10px;
  padding: 0.5rem 0.9rem;
  font-weight: 600;
}

.btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  border: 0;
  border-radius: 12px;
  padding: 0.78rem 1.2rem;
  font-weight: 700;
  cursor: pointer;
  background: linear-gradient(145deg, var(--green), var(--green-strong));
  color: #fff;
  box-shadow: 0 10px 22px rgba(47, 158, 68, 0.3);
  transition: transform 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-sm {
  font-size: 0.9rem;
  padding: 0.62rem 1rem;
}

.btn-ghost {
  background: #fff;
  color: var(--green-strong);
  border: 1px solid #b8debf;
  box-shadow: none;
}

.hero {
  position: relative;
  overflow: clip;
  padding: 4.8rem 0 3.5rem;
}

.hero-grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: 1.2fr 0.8fr;
  align-items: start;
}

.kicker {
  margin: 0 0 0.35rem;
  color: var(--green-strong);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  font-size: 0.8rem;
}

.hero h1 {
  font-family: "Space Grotesk", "Be Vietnam Pro", sans-serif;
  font-size: clamp(1.95rem, 2.8vw, 3.1rem);
  line-height: 1.12;
  margin: 0.35rem 0 0.8rem;
}

.hero p {
  color: #344b36;
  max-width: 60ch;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin: 1.35rem 0 1.6rem;
}

.hero-stats {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-stats article {
  padding: 0.65rem 1rem;
  border: 1px solid #d5e9d8;
  border-radius: 12px;
  background: #fff;
}

.hero-stats strong {
  display: block;
  color: #10240e;
  font-size: 1.05rem;
}

.hero-stats span {
  color: var(--muted);
  font-size: 0.88rem;
}

.hero-card {
  background: linear-gradient(165deg, #f2fff4 0%, #ffffff 74%);
  border: 1px solid #cde8d1;
  border-radius: 22px;
  padding: 1.4rem;
  box-shadow: var(--shadow);
}

.hero-card h3 {
  margin-top: 0.3rem;
}

.hero-card ul {
  margin: 0;
  padding-left: 1.1rem;
  color: #2f4831;
}

.hero-card li {
  margin: 0.5rem 0;
}

.hero-card a {
  display: inline-block;
  margin-top: 0.8rem;
  color: var(--green-strong);
  font-weight: 700;
}

.hero-shape {
  position: absolute;
  border-radius: 999px;
  pointer-events: none;
}

.hero-shape-1 {
  width: 260px;
  height: 260px;
  right: -80px;
  top: -90px;
  background: radial-gradient(circle, rgba(95, 208, 116, 0.25), transparent 70%);
}

.hero-shape-2 {
  width: 360px;
  height: 260px;
  left: -140px;
  bottom: -130px;
  background: radial-gradient(circle, rgba(153, 222, 159, 0.4), transparent 68%);
}

.trust-strip {
  border-block: 1px solid var(--line);
  background: #f8fdf8;
}

.trust-grid {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.2rem;
  padding: 0.9rem 0;
}

.trust-grid p {
  margin: 0;
  color: #2e482f;
  font-weight: 600;
}

.trust-grid div {
  display: flex;
  gap: 0.7rem;
  flex-wrap: wrap;
}

.trust-grid span {
  border: 1px solid #cae2cd;
  border-radius: 999px;
  padding: 0.25rem 0.7rem;
  font-size: 0.86rem;
  color: #3d5f41;
  background: #fff;
}

.section {
  padding: 4rem 0;
}

.section-soft {
  background: linear-gradient(180deg, rgba(242, 255, 244, 0.7), rgba(255, 255, 255, 0.8));
}

.section-head {
  margin-bottom: 1.4rem;
}

.section h2 {
  margin: 0.1rem 0 0.4rem;
  font-size: clamp(1.55rem, 2.3vw, 2.35rem);
  line-height: 1.2;
}

.about-grid {
  display: grid;
  gap: 2rem;
  align-items: center;
  grid-template-columns: 1fr 1fr;
}

.about-image img {
  min-height: 330px;
  object-fit: cover;
  box-shadow: var(--shadow);
}

.about-points {
  display: grid;
  gap: 0.8rem;
  margin-top: 1.2rem;
}

.about-points article {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.9rem 1rem;
  background: #fff;
}

.about-points h4 {
  margin: 0 0 0.3rem;
}

.about-points p {
  margin: 0;
  color: #3f5541;
}

.product-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.card {
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1.1rem;
  background: #fff;
  box-shadow: 0 8px 24px rgba(21, 45, 22, 0.06);
}

.card h3 {
  margin-top: 0;
  margin-bottom: 0.55rem;
}

.card p {
  margin: 0 0 0.85rem;
  color: #3a523b;
}

.card strong {
  color: var(--green-strong);
}

.project-row {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.project {
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #fff;
}

.project img {
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: 0;
}

.project div {
  padding: 0.9rem 1rem 1.1rem;
}

.project h3 {
  margin: 0 0 0.4rem;
  font-size: 1.05rem;
}

.project p {
  margin: 0;
  color: #3a533d;
}

.real-gallery {
  display: grid;
  gap: 0.85rem;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.real-gallery img {
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 1px solid var(--line);
  box-shadow: 0 8px 22px rgba(20, 41, 24, 0.08);
}

.video-card {
  margin-top: 1rem;
  border-radius: 16px;
  border: 1px solid #cfe6d2;
  background: #fff;
  padding: 1rem;
  box-shadow: 0 10px 22px rgba(22, 50, 30, 0.09);
}

.video-card h3 {
  margin-top: 0;
}

.video-card video {
  width: 100%;
  border-radius: 12px;
  border: 1px solid #d8e9db;
  background: #000;
}

.quote-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.4rem;
  align-items: center;
}

.quote-form {
  background: #fff;
  border: 1px solid #cfe8d2;
  border-radius: 18px;
  padding: 1rem;
  box-shadow: var(--shadow);
}

.quote-form label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.7rem;
  color: #2e4a32;
}

.quote-form input,
.quote-form textarea {
  width: 100%;
  margin-top: 0.3rem;
  border: 1px solid #cce0ce;
  border-radius: 10px;
  padding: 0.75rem 0.8rem;
  font: inherit;
  color: #223925;
}

.quote-form textarea {
  resize: vertical;
}

.form-note {
  margin: 0.8rem 0 0;
  color: var(--muted);
  font-size: 0.87rem;
}

.footer {
  background: #102414;
  color: #dce9de;
  padding: 2.8rem 0 1.2rem;
}

.footer-grid {
  display: grid;
  gap: 1.2rem;
  grid-template-columns: 1.2fr 1fr 1fr;
}

.footer h3,
.footer h4 {
  margin-top: 0;
  color: #fff;
}

.footer p,
.footer li {
  color: #c7d9ca;
}

.footer ul {
  margin: 0;
  padding-left: 1rem;
}

.footer-bottom {
  border-top: 1px solid rgba(199, 228, 203, 0.22);
  margin-top: 1.1rem;
  padding-top: 1rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}

.float-call {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 90;
  background: linear-gradient(145deg, var(--green), #1f7f31);
  color: #fff;
  padding: 0.8rem 1rem;
  border-radius: 999px;
  box-shadow: 0 10px 24px rgba(37, 116, 52, 0.4);
  font-weight: 700;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.delay-1 {
  transition-delay: 0.12s;
}

.delay-2 {
  transition-delay: 0.2s;
}

@media (max-width: 980px) {
  .hero-grid,
  .about-grid,
  .quote-wrap {
    grid-template-columns: 1fr;
  }

  .product-grid,
  .project-row,
  .footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .real-gallery {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .hero {
    padding-top: 3.6rem;
  }
}

@media (max-width: 760px) {
  .topbar-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .nav-links {
    position: absolute;
    left: 1rem;
    right: 1rem;
    top: 88px;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: #fff;
    display: grid;
    padding: 0.7rem;
    gap: 0.25rem;
    box-shadow: var(--shadow);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transition: 0.2s ease;
  }

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

  .nav-links a {
    padding: 0.55rem 0.6rem;
    border-radius: 8px;
  }

  .nav-links a:hover {
    background: var(--green-soft);
  }

  .product-grid,
  .project-row,
  .footer-grid,
  .real-gallery {
    grid-template-columns: 1fr;
  }

  .trust-grid,
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}