:root {
  --primary: #2e7d32;
  --primary-dark: #1b5e20;
  --primary-light: #4caf50;
  --accent: #ff8f00;
  --accent-dark: #e65100;
  --text-dark: #212121;
  --text-medium: #555;
  --text-light: #fff;
  --bg-light: #f9fafb;
  --bg-white: #fff;
  --bg-dark: #1a1a2e;
  --shadow: 0 4px 20px rgba(0,0,0,0.08);
  --shadow-hover: 0 8px 30px rgba(0,0,0,0.15);
  --radius: 12px;
  --transition: 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Poppins', sans-serif;
  color: var(--text-dark);
  line-height: 1.7;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition);
}

ul { list-style: none; }
img { max-width: 100%; display: block; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ─── NAVBAR ─────────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 18px 0;
  transition: all var(--transition);
}

.navbar.scrolled {
  background: rgba(255,255,255,0.97);
  box-shadow: 0 2px 20px rgba(0,0,0,0.08);
  padding: 10px 0;
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-light);
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo .leaf {
  font-size: 1.8rem;
}

.navbar.scrolled .logo {
  color: var(--primary-dark);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 30px;
}

.nav-links a {
  color: var(--text-light);
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
  padding: 5px 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width var(--transition);
}

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

.navbar.scrolled .nav-links a {
  color: var(--text-dark);
}

.nav-links .btn-quote {
  background: var(--accent);
  color: #fff;
  padding: 10px 24px;
  border-radius: 50px;
  font-weight: 600;
  transition: all var(--transition);
}

.nav-links .btn-quote:hover {
  background: var(--accent-dark);
  transform: translateY(-2px);
}

.nav-links .btn-quote::after { display: none; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 1001;
}

.hamburger span {
  width: 28px;
  height: 3px;
  background: var(--text-light);
  border-radius: 3px;
  transition: all var(--transition);
}

.navbar.scrolled .hamburger span {
  background: var(--text-dark);
}

/* ─── HERO ───────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  background: linear-gradient(135deg, rgba(27,94,32,0.92) 0%, rgba(46,125,50,0.88) 50%, rgba(27,94,32,0.95) 100%),
              url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="rgba(255,255,255,0.03)" d="M0,96L48,112C96,128,192,160,288,176C384,192,480,192,576,170.7C672,149,768,107,864,112C960,117,1056,171,1152,186.7C1248,203,1344,181,1392,170.7L1440,160L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"/></svg>') bottom/cover no-repeat;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: rgba(255,143,0,0.08);
  animation: pulse 8s ease-in-out infinite;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: rgba(255,255,255,0.04);
  animation: pulse 6s ease-in-out infinite reverse;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 0.5; }
  50% { transform: scale(1.2); opacity: 1; }
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-block;
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(10px);
  padding: 8px 20px;
  border-radius: 50px;
  font-size: 0.9rem;
  color: var(--text-light);
  margin-bottom: 24px;
  border: 1px solid rgba(255,255,255,0.2);
}

.hero h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  color: var(--text-light);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
}

.hero h1 span {
  color: var(--accent);
}

.hero p {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.85);
  max-width: 540px;
  margin-bottom: 36px;
  line-height: 1.8;
}

.hero-btns {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 1rem;
  transition: all var(--transition);
  border: none;
  cursor: pointer;
  font-family: inherit;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--accent-dark);
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(255,143,0,0.3);
}

.btn-outline {
  background: transparent;
  color: var(--text-light);
  border: 2px solid rgba(255,255,255,0.4);
}

.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: #fff;
  transform: translateY(-3px);
}

.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 60px;
  padding-top: 40px;
  border-top: 1px solid rgba(255,255,255,0.15);
}

.stat h3 {
  font-size: 2rem;
  color: var(--accent);
  font-weight: 800;
}

.stat p {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.7);
  margin: 0;
}

/* ─── SECTION COMMON ─────────────────────────────────── */
.section {
  padding: 100px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-tag {
  display: inline-block;
  background: rgba(46,125,50,0.1);
  color: var(--primary);
  padding: 6px 18px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 16px;
}

.section-header h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  color: var(--text-dark);
  font-weight: 700;
  margin-bottom: 16px;
}

.section-header p {
  color: var(--text-medium);
  max-width: 600px;
  margin: 0 auto;
  font-size: 1.05rem;
}

/* ─── PRODUCTS ───────────────────────────────────────── */
#products { background: var(--bg-light); }

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 30px;
}

.product-card {
  background: var(--bg-white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: all var(--transition);
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-hover);
}

.product-img {
  height: 240px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.product-img .icon {
  font-size: 5rem;
  filter: drop-shadow(0 4px 8px rgba(0,0,0,0.2));
}

.product-img::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 40px;
  background: var(--bg-white);
  clip-path: ellipse(60% 100% at 50% 100%);
}

.product-body {
  padding: 30px;
}

.product-body h3 {
  font-size: 1.4rem;
  margin-bottom: 14px;
  color: var(--text-dark);
}

.product-body p {
  color: var(--text-medium);
  margin-bottom: 20px;
  line-height: 1.7;
}

.product-features {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.product-features span {
  background: rgba(46,125,50,0.08);
  color: var(--primary);
  padding: 4px 14px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 500;
}

.btn-product {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary);
  font-weight: 600;
  font-size: 0.95rem;
  transition: all var(--transition);
}

.btn-product:hover {
  color: var(--primary-dark);
  gap: 14px;
}

/* ─── ABOUT ──────────────────────────────────────────── */
#about { background: var(--bg-white); }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-visual {
  position: relative;
}

.about-img-box {
  background: linear-gradient(135deg, var(--primary-light), var(--primary-dark));
  border-radius: var(--radius);
  height: 420px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.about-img-box .icon {
  font-size: 8rem;
  filter: drop-shadow(0 8px 20px rgba(0,0,0,0.2));
}

.about-img-box::before {
  content: '';
  position: absolute;
  top: 20px;
  right: 20px;
  width: 100px;
  height: 100px;
  border: 3px solid rgba(255,255,255,0.2);
  border-radius: 50%;
}

.about-badge {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: var(--accent);
  color: #fff;
  padding: 24px;
  border-radius: var(--radius);
  text-align: center;
  box-shadow: var(--shadow-hover);
}

.about-badge h3 {
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1;
}

.about-badge p {
  font-size: 0.8rem;
  font-weight: 500;
  margin-top: 4px;
}

.about-text h2 {
  font-size: clamp(1.8rem, 3vw, 2.3rem);
  font-weight: 700;
  margin-bottom: 20px;
  line-height: 1.3;
}

.about-text > p {
  color: var(--text-medium);
  margin-bottom: 30px;
  font-size: 1.05rem;
}

.about-features {
  display: grid;
  gap: 20px;
}

.about-feature {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.about-feature .feat-icon {
  width: 48px;
  height: 48px;
  min-width: 48px;
  border-radius: 12px;
  background: rgba(46,125,50,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
}

.about-feature h4 {
  font-size: 1.05rem;
  margin-bottom: 4px;
  color: var(--text-dark);
}

.about-feature p {
  color: var(--text-medium);
  font-size: 0.9rem;
}

/* ─── VISION ─────────────────────────────────────────── */
#vision {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  color: var(--text-light);
}

.vision-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.vision-card {
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(10px);
  border-radius: var(--radius);
  padding: 40px;
  border: 1px solid rgba(255,255,255,0.15);
  transition: all var(--transition);
}

.vision-card:hover {
  background: rgba(255,255,255,0.15);
  transform: translateY(-5px);
}

.vision-card .v-icon {
  font-size: 2.5rem;
  margin-bottom: 20px;
}

.vision-card h3 {
  font-size: 1.3rem;
  margin-bottom: 14px;
}

.vision-card p {
  color: rgba(255,255,255,0.8);
  line-height: 1.8;
}

#vision .section-tag {
  background: rgba(255,255,255,0.15);
  color: #fff;
}

#vision .section-header h2,
#vision .section-header p {
  color: #fff;
}

#vision .section-header p {
  opacity: 0.85;
}

/* ─── WHY US ─────────────────────────────────────────── */
#why-us { background: var(--bg-light); }

.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
}

.why-card {
  background: var(--bg-white);
  border-radius: var(--radius);
  padding: 36px 28px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.why-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--primary);
  transform: scaleX(0);
  transition: transform var(--transition);
}

.why-card:hover::before {
  transform: scaleX(1);
}

.why-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
}

.why-card .w-icon {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: rgba(46,125,50,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin: 0 auto 20px;
}

.why-card h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.why-card p {
  color: var(--text-medium);
  font-size: 0.9rem;
}

/* ─── CONTACT ────────────────────────────────────────── */
#contact { background: var(--bg-white); }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
}

.contact-info h3 {
  font-size: 1.6rem;
  margin-bottom: 10px;
}

.contact-info > p {
  color: var(--text-medium);
  margin-bottom: 30px;
}

.contact-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 24px;
}

.contact-item .c-icon {
  width: 50px;
  height: 50px;
  min-width: 50px;
  border-radius: 12px;
  background: rgba(46,125,50,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
}

.contact-item h4 {
  font-size: 1rem;
  margin-bottom: 4px;
}

.contact-item p,
.contact-item a {
  color: var(--text-medium);
  font-size: 0.95rem;
}

.contact-item a:hover { color: var(--primary); }

.contact-form {
  background: var(--bg-light);
  padding: 40px;
  border-radius: var(--radius);
}

.contact-form h3 {
  font-size: 1.4rem;
  margin-bottom: 24px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.form-group {
  margin-bottom: 16px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 14px 18px;
  border: 2px solid #e0e0e0;
  border-radius: 10px;
  font-family: inherit;
  font-size: 0.95rem;
  transition: border-color var(--transition);
  background: #fff;
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--primary);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.btn-submit {
  background: var(--primary);
  color: #fff;
  width: 100%;
  padding: 16px;
  border: none;
  border-radius: 10px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  transition: all var(--transition);
}

.btn-submit:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(46,125,50,0.3);
}

/* ─── FOOTER ─────────────────────────────────────────── */
.footer {
  background: var(--bg-dark);
  color: rgba(255,255,255,0.8);
  padding: 80px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 50px;
}

.footer-about .logo {
  margin-bottom: 16px;
}

.footer-about p {
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  line-height: 1.8;
}

.footer h4 {
  color: #fff;
  font-size: 1.1rem;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 10px;
}

.footer h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 3px;
  background: var(--accent);
  border-radius: 3px;
}

.footer-links a {
  display: block;
  color: rgba(255,255,255,0.6);
  padding: 6px 0;
  font-size: 0.9rem;
  transition: all var(--transition);
}

.footer-links a:hover {
  color: var(--accent);
  padding-left: 8px;
}

.footer-contact p {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  margin-bottom: 12px;
}

.footer-contact .fc-icon {
  min-width: 20px;
  text-align: center;
  color: var(--accent);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px;
  text-align: center;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.4);
}

/* ─── SCROLL TO TOP ──────────────────────────────────── */
.scroll-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition);
  box-shadow: 0 4px 15px rgba(46,125,50,0.3);
  border: none;
  z-index: 999;
}

.scroll-top.visible {
  opacity: 1;
  visibility: visible;
}

.scroll-top:hover {
  background: var(--primary-dark);
  transform: translateY(-3px);
}

/* ─── ANIMATIONS ─────────────────────────────────────── */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.7s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ─── RESPONSIVE ─────────────────────────────────────── */
@media (max-width: 992px) {
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .about-visual { order: -1; }
  .about-img-box { height: 300px; }

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

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: #fff;
    flex-direction: column;
    padding: 80px 30px 30px;
    gap: 0;
    transition: right var(--transition);
    box-shadow: -5px 0 30px rgba(0,0,0,0.1);
  }

  .nav-links.active {
    right: 0;
  }

  .nav-links a {
    color: var(--text-dark) !important;
    padding: 14px 0;
    border-bottom: 1px solid #eee;
    width: 100%;
  }

  .nav-links .btn-quote {
    margin-top: 20px;
    text-align: center;
    border-bottom: none;
  }

  .hamburger { display: flex; }

  .hero h1 { font-size: 2.2rem; }

  .hero-stats {
    flex-direction: column;
    gap: 20px;
  }

  .products-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr 1fr; }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
}

@media (max-width: 480px) {
  .why-grid { grid-template-columns: 1fr; }

  .hero-btns { flex-direction: column; }
  .btn { width: 100%; justify-content: center; }

  .about-badge {
    position: static;
    margin-top: 20px;
    display: inline-block;
  }
}