/* ===== BASE ===== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  color: #1a1a1a;
  background: #fff;
  line-height: 1.6;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

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

.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.nav .container {
  max-width: 100%;
  padding: 0 1.5rem;
}

/* ===== NAVIGATION ===== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: .85rem 0;
  transition: background .3s, box-shadow .3s;
}

.nav.scrolled {
  background: rgba(255, 255, 255, .97);
  box-shadow: 0 1px 12px rgba(0, 0, 0, .08);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-size: 1.8rem;
  font-weight: 700;
  color: #fff;
  display: flex;
  align-items: center;
  gap: .4rem;
  transition: color .3s;
  margin-left: 0;
}

.nav.scrolled .nav-logo {
  color: #1b4332;
}

.nav-icon {
  font-size: 1.4rem;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-links a {
  color: rgba(255, 255, 255, .9);
  font-weight: 500;
  font-size: .95rem;
  transition: color .2s;
}

.nav.scrolled .nav-links a {
  color: #333;
}

.nav-links a:hover {
  color: #25D366;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: #fff;
  transition: transform .3s, opacity .3s, background .3s;
}

.nav.scrolled .nav-toggle span {
  background: #1b4332;
}

.nav-toggle.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.open span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ===== SECTIONS ===== */
.section {
  padding: 4.5rem 0;
}

.section-alt {
  background: #f0faf4;
}

.section-title {
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  font-weight: 700;
  color: #1b4332;
  text-align: center;
  margin-bottom: .5rem;
}

.section-subtitle {
  text-align: center;
  color: #666;
  font-size: 1.05rem;
  margin-bottom: 2.5rem;
}

/* ===== ABOUT ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.about-text p {
  font-size: 1.05rem;
  color: #444;
  margin-bottom: 1.25rem;
  line-height: 1.7;
}

.about-highlights {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1.5rem;
}

.highlight {
  display: flex;
  align-items: center;
  gap: .75rem;
  flex-wrap: wrap;
  padding: .75rem 1rem;
  background: #f0faf4;
  border-radius: 10px;
}

.highlight-icon {
  font-size: 1.5rem;
}

.highlight strong {
  color: #1b4332;
  min-width: 140px;
}

.highlight span:last-child {
  color: #666;
  font-size: .9rem;
}

.about-image img {
  border-radius: 16px;
  object-fit: cover;
  width: 100%;
  max-height: 500px;
}

/* ===== PLANTS GRID ===== */
.plants-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.plant-card {
  background: #fff;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 2px 16px rgba(0, 0, 0, .06);
  transition: transform .2s, box-shadow .2s;
}

.plant-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, .1);
}

.plant-card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.plant-info {
  padding: 1.25rem;
}

.plant-info h3 {
  font-size: 1.15rem;
  color: #1b4332;
  margin-bottom: .4rem;
}

.plant-info p {
  color: #666;
  font-size: .9rem;
  line-height: 1.5;
}

/* ===== GALLERY ===== */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.gallery-item {
  border-radius: 12px;
  overflow: hidden;
}

.gallery-item.gallery-wide {
  grid-column: span 2;
}

.gallery-item img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  transition: transform .3s;
  cursor: pointer;
}

.gallery-item img:hover {
  transform: scale(1.03);
}

/* ===== CONTACT ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: start;
}

.contact-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.contact-card {
  background: #fff;
  border-radius: 12px;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: .25rem;
  box-shadow: 0 2px 12px rgba(0, 0, 0, .05);
  transition: transform .2s, box-shadow .2s;
}

a.contact-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, .1);
}

.contact-icon {
  font-size: 1.6rem;
  margin-bottom: .25rem;
}

.contact-card strong {
  color: #1b4332;
  font-size: 1rem;
}

.contact-card span {
  color: #666;
  font-size: .88rem;
}

.contact-cta {
  color: #25D366 !important;
  font-weight: 600;
  margin-top: .35rem;
}

.contact-map {
  text-align: center;
}

.contact-map iframe {
  width: 100%;
}

/* ===== FOOTER ===== */
.footer {
  background: #1b4332;
  color: rgba(255, 255, 255, .85);
  text-align: center;
  padding: 2rem 0;
  font-size: .9rem;
}

.footer strong {
  color: #fff;
}

/* ===== FLOATING WHATSAPP ===== */
.whatsapp-float {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 99;
  background: #25D366;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37, 211, 102, .4);
  transition: transform .2s, box-shadow .2s;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 24px rgba(37, 211, 102, .5);
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-block;
  padding: .85rem 2rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  transition: transform .15s, box-shadow .15s;
}

.btn-whatsapp {
  background: #25D366;
  color: #fff;
}

.btn-whatsapp:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(37, 211, 102, .4);
}

.btn-call {
  background: #fff;
  color: #1b4332;
  margin-left: .75rem;
}

.btn-call:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, .15);
}

/* ===== MOBILE RESPONSIVE ===== */
@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 70%;
    max-width: 280px;
    height: 100vh;
    background: #fff;
    flex-direction: column;
    padding: 5rem 2rem 2rem;
    gap: 1.5rem;
    box-shadow: -4px 0 20px rgba(0, 0, 0, .1);
    transition: right .3s;
  }

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

  .nav-links a {
    color: #333 !important;
    font-size: 1.1rem;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .about-image {
    order: -1;
  }

  .plants-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

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

  .gallery-item.gallery-wide {
    grid-column: span 2;
  }

  .gallery-item img {
    height: 180px;
  }

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

  .contact-cards {
    grid-template-columns: 1fr 1fr;
  }

  .hero-buttons {
    display: flex;
    flex-direction: column;
    gap: .75rem;
  }

  .btn-call {
    margin-left: 0;
  }

  .section {
    padding: 3rem 0;
  }
}

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

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

  .gallery-item.gallery-wide {
    grid-column: span 1;
  }

  .gallery-item img {
    height: 200px;
  }
}