:root {
  --bg: #0f1410;
  --bg-alt: #161d18;
  --card: #1c2620;
  --accent: #7ddc6a;
  --accent-dark: #4caf50;
  --text: #e8f0e8;
  --muted: #8fa596;
  --border: #2a3a2f;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(0,0,0,.35);
}

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

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a { color: var(--accent); text-decoration: none; }
img { max-width: 100%; display: block; }

/* NAV */
.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 6%;
  position: sticky;
  top: 0;
  backdrop-filter: blur(10px);
  background: rgba(15,20,16,.75);
  z-index: 100;
  border-bottom: 1px solid var(--border);
}
.nav .logo { font-weight: 700; font-size: 1.2rem; color: var(--text); }
.nav ul { display: flex; gap: 24px; list-style: none; }
.nav ul a { color: var(--muted); transition: color .2s; }
.nav ul a:hover { color: var(--accent); }

/* HERO */
.hero {
  min-height: 90vh;
  background:
    radial-gradient(circle at 70% 30%, rgba(125,220,106,.15), transparent 60%),
    linear-gradient(180deg, #0f1410 0%, #0a0e0b 100%);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}
.hero::after {
  content: "🦗";
  position: absolute;
  font-size: 40rem;
  right: -8rem;
  bottom: -12rem;
  opacity: .04;
  pointer-events: none;
  transform: rotate(-15deg);
}
.hero-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  padding: 0 6% 80px;
  max-width: 720px;
}
.hero h1 {
  font-size: clamp(2rem, 5vw, 3.6rem);
  line-height: 1.1;
  margin-bottom: 20px;
  background: linear-gradient(90deg, #fff, var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero p { font-size: 1.15rem; color: var(--muted); margin-bottom: 32px; max-width: 520px; }

/* BUTTONS */
.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 50px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: transform .15s, box-shadow .2s;
  font-size: 1rem;
}
.btn-primary {
  background: var(--accent);
  color: #0a0e0b;
  margin-right: 12px;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(125,220,106,.35); }
.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }
.btn-large { width: 100%; padding: 18px; font-size: 1.05rem; }

/* SECTIONS */
.section { padding: 90px 6%; }
.section-alt { background: var(--bg-alt); }
.section h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin-bottom: 12px;
  text-align: center;
}
.subtitle { text-align: center; color: var(--muted); margin-bottom: 48px; }

/* FILTERS */
.filters { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; margin-bottom: 36px; }
.filter-btn {
  padding: 8px 18px;
  border-radius: 50px;
  background: var(--card);
  color: var(--muted);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: all .2s;
}
.filter-btn.active, .filter-btn:hover { background: var(--accent); color: #0a0e0b; border-color: var(--accent); }

/* PRODUCT GRID */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
  max-width: 1200px;
  margin: 0 auto;
}
.product-card {
  background: var(--card);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: transform .25s, border-color .25s;
  display: flex;
  flex-direction: column;
}
.product-card:hover { transform: translateY(-6px); border-color: var(--accent); }
.product-img {
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, #1f2a22, #131a15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  color: var(--accent);
  overflow: hidden;
}
.product-img img { width: 100%; height: 100%; object-fit: cover; }
.product-body { padding: 20px; flex: 1; display: flex; flex-direction: column; }
.product-body h3 { font-size: 1.15rem; margin-bottom: 6px; }
.product-body .latin { font-style: italic; color: var(--muted); font-size: .85rem; margin-bottom: 12px; }
.product-body p { color: var(--muted); font-size: .92rem; flex: 1; margin-bottom: 16px; }
.product-meta { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.price { font-size: 1.4rem; font-weight: 700; color: var(--accent); }
.stock { font-size: .8rem; padding: 4px 10px; border-radius: 20px; background: rgba(125,220,106,.15); color: var(--accent); }
.stock.out { background: rgba(255,100,100,.15); color: #ff8080; }
.product-card button { width: 100%; }

/* FORM */
.order-form {
  max-width: 760px;
  margin: 0 auto;
  background: var(--card);
  padding: 40px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.form-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 18px; margin-bottom: 18px; }
.order-form label {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: .9rem;
  color: var(--muted);
}
.order-form label.full { margin-bottom: 18px; }
.order-form input,
.order-form select,
.order-form textarea {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  color: var(--text);
  font-size: 1rem;
  font-family: inherit;
  transition: border-color .2s;
}
.order-form input:focus,
.order-form select:focus,
.order-form textarea:focus {
  outline: none;
  border-color: var(--accent);
}
.order-form input.invalid,
.order-form select.invalid { border-color: #ff6060; }

.checkbox { flex-direction: row !important; align-items: flex-start; gap: 10px !important; margin-bottom: 24px; font-size: .85rem; }
.checkbox input { width: auto; margin-top: 3px; }

.form-status { text-align: center; margin-top: 16px; font-weight: 600; }
.form-status.ok { color: var(--accent); }
.form-status.err { color: #ff8080; }

/* ABOUT */
.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
  max-width: 1000px;
  margin: 0 auto;
}
.about-grid > div {
  background: var(--card);
  padding: 28px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.about-grid h3 { margin-bottom: 10px; color: var(--accent); }
.about-grid p { color: var(--muted); }

/* FAQ */
.faq-list { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-list details {
  background: var(--card);
  padding: 18px 22px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  cursor: pointer;
}
.faq-list summary { font-weight: 600; color: var(--text); }
.faq-list summary::marker { color: var(--accent); }
.faq-list p { margin-top: 12px; color: var(--muted); }

/* FOOTER */
.footer { text-align: center; padding: 40px 6%; color: var(--muted); border-top: 1px solid var(--border); font-size: .9rem; }

/* RESPONSIVE */
@media (max-width: 640px) {
  .nav ul { display: none; }
  .order-form { padding: 24px; }
  .hero-content { padding: 0 6% 60px; }
}