:root {
  --green-900: #0b3d1f;
  --green-700: #136f3a;
  --green-100: #eaf8ef;
  --white: #ffffff;
  --text: #143122;
  --muted: #335847;
  --radius: 14px;
  --shadow: 0 10px 24px rgba(11, 61, 31, 0.12);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  font-family: "Montserrat", Arial, sans-serif;
  color: var(--text);
  background: var(--white);
}

.container {
  width: min(1100px, 92%);
  margin: 0 auto;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--white);
  border-bottom: 1px solid #d9f0e1;
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
}

.brand {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}

.brand-img {
  height: 130px;
  width: auto;
  display: block;
  object-fit: contain;
}

.nav-links {
  display: flex;
  gap: 1.25rem;
}

.nav-links a {
  text-decoration: none;
  color: var(--green-700);
  font-weight: 600;
}

.admin-link {
  border: 1px solid var(--green-700);
  border-radius: 6px;
  padding: 0.25rem 0.65rem;
}

.menu-btn {
  display: none;
  border: 0;
  background: transparent;
  font-size: 1.5rem;
  color: var(--green-900);
  cursor: pointer;
}

.hero {
  background: linear-gradient(135deg, var(--green-100), var(--white));
  padding: 4rem 0 3rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 1.5rem;
  align-items: center;
}

.tag {
  display: inline-block;
  margin: 0 0 0.75rem;
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
  background: #d6f1e0;
  color: var(--green-900);
  font-weight: 700;
  font-size: 0.82rem;
}

h1 {
  margin: 0;
  color: var(--green-900);
  font-size: clamp(1.2rem, 2.5vw, 1.8rem);
  line-height: 1.1;
}

.bio {
  margin-top: 1rem;
  color: var(--muted);
  font-size: 1.02rem;
  max-width: 60ch;
}

.hero-actions {
  margin-top: 1.4rem;
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
}

.btn {
  text-decoration: none;
  display: inline-block;
  padding: 0.72rem 1.1rem;
  border-radius: 10px;
  font-weight: 700;
}

.btn-primary {
  background: var(--green-700);
  color: var(--white);
}

.btn-outline {
  border: 2px solid var(--green-700);
  color: var(--green-700);
}

.hero-card {
  background: var(--white);
  border: 1px solid #dff2e6;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.1rem 1.2rem;
}

.hero-card h3 {
  margin-top: 0;
  color: var(--green-900);
}

.hero-card ul {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--muted);
}

.section {
  padding: 3.2rem 0;
}

.section h2 {
  margin: 0 0 1rem;
  color: var(--green-900);
}

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

.card {
  background: var(--white);
  border: 1px solid #dff2e6;
  border-radius: var(--radius);
  padding: 1rem;
  box-shadow: var(--shadow);
}

.card h3 {
  margin-top: 0;
  color: var(--green-700);
}

.section-alt {
  background: var(--green-100);
}

.footer {
  background: var(--green-900);
  color: var(--white);
  padding: 1.4rem 0;
}

.footer-wrap p {
  margin: 0.35rem 0;
}

.footer-wrap strong {
  font-size: 0.85rem;
}

.inventory-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.inventory-header h2 {
  margin: 0;
}

.upload-area {
  border: 2px dashed #a8dbb9;
  border-radius: var(--radius);
  padding: 1.2rem;
  text-align: center;
  cursor: pointer;
  margin-bottom: 0.8rem;
  background: var(--green-100);
}

.upload-area:hover {
  border-color: var(--green-700);
}

.image-preview {
  display: none;
  max-width: 100%;
  max-height: 180px;
  border-radius: 8px;
  object-fit: cover;
  margin-top: 0.5rem;
}

.upload-input {
  width: 100%;
  padding: 0.6rem 0.8rem;
  margin-bottom: 0.6rem;
  border: 1px solid #a8dbb9;
  border-radius: 8px;
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--text);
  box-sizing: border-box;
}

.card-img {
  width: 100%;
  height: 140px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 0.6rem;
}

.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(11, 61, 31, 0.55);
  z-index: 100;
  justify-content: center;
  align-items: center;
}

.modal-overlay.open {
  display: flex;
}

.modal-box {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 2rem 2.5rem;
  min-width: 300px;
  position: relative;
  text-align: left;
}

.modal-box h3 {
  margin: 0 0 1rem;
  color: var(--green-900);
}

.modal-box p {
  margin: 0.5rem 0;
  color: var(--text);
}

.modal-box a {
  color: var(--green-700);
  text-decoration: none;
  font-weight: 600;
}

.modal-close {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  background: transparent;
  border: 0;
  font-size: 1.1rem;
  cursor: pointer;
  color: var(--muted);
}

@media (max-width: 900px) {
  .hero-grid,
  .cards {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 700px) {
  .menu-btn {
    display: inline-block;
  }

  .nav-links {
    position: absolute;
    top: 72px;
    right: 4%;
    display: none;
    flex-direction: column;
    background: var(--white);
    border: 1px solid #dff2e6;
    border-radius: 10px;
    padding: 0.8rem;
    box-shadow: var(--shadow);
  }

  .nav-links.show {
    display: flex;
  }
}