/* =============================================
   AgroScope Landing Page — Brand Styles
   Palette: #1B5E20 (green), #F9A825 (amber),
            #0D47A1 (blue), #5D4037 (earth),
            #FAFAFA (bg), #212121 (text)
   Fonts: Inter, Montserrat
   ============================================= */

/* --- Reset & Base --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 70px;
}

body {
  font-family: 'Inter', Arial, sans-serif;
  color: #212121;
  background: #FAFAFA;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: #1B5E20;
  text-decoration: none;
  transition: color 0.2s;
}
a:hover { color: #2E7D32; }

ul { list-style: none; }

/* --- Container --- */
.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

.container-narrow {
  max-width: 780px;
  margin: 0 auto;
  padding: 0 24px;
}

/* --- Nav --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(250, 250, 250, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(0,0,0,0.06);
  height: 64px;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.logo {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  display: flex;
  gap: 4px;
}

.logo-agro {
  color: #1B5E20;
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
}

.logo-scope {
  color: #212121;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: #424242;
}

.nav-links a:hover { color: #1B5E20; }
.nav-links a.btn { color: #fff; }
.nav-links a.btn:hover { color: #fff; }

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

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: #212121;
  border-radius: 2px;
  transition: 0.2s;
}

/* --- Buttons --- */
.btn {
  display: inline-block;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 8px;
  padding: 12px 28px;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
  border: 2px solid transparent;
  text-decoration: none;
}

.btn-sm { padding: 8px 20px; font-size: 0.85rem; }
.btn-lg { padding: 16px 36px; font-size: 1.05rem; }

.btn-primary {
  background: #1B5E20;
  color: #fff;
  border-color: #1B5E20;
}
.btn-primary:hover {
  background: #2E7D32;
  border-color: #2E7D32;
  color: #fff;
}

.btn-amber {
  background: #F9A825;
  color: #212121;
  border-color: #F9A825;
  font-weight: 700;
}
.btn-amber:hover {
  background: #F9B830;
  border-color: #F9B830;
  color: #212121;
}

.btn-outline {
  background: transparent;
  color: #1B5E20;
  border-color: #1B5E20;
}
.btn-outline:hover {
  background: #1B5E20;
  color: #fff;
}

.btn-link {
  color: #1B5E20;
  font-weight: 500;
  font-size: 0.95rem;
  text-decoration: none;
  border-bottom: 1px solid transparent;
}
.btn-link:hover { border-bottom-color: #1B5E20; }

/* --- Sections --- */
.section {
  padding: 80px 0;
}

.section-gray { background: #F0F0F0; }
.section-dark { background: #1B5E20; color: #fff; }
.section-amber { background: #FFF8E1; }

.section-title {
  font-family: 'Montserrat', sans-serif;
  font-size: 2rem;
  font-weight: 800;
  text-align: center;
  margin-bottom: 16px;
  line-height: 1.2;
}

.section-title.light { color: #fff; }

.section-sub {
  text-align: center;
  font-size: 1.1rem;
  color: #616161;
  max-width: 640px;
  margin: 0 auto 48px;
}

.section-quote {
  text-align: center;
  font-style: italic;
  color: #757575;
  margin-top: 40px;
  font-size: 1rem;
}

.section-note {
  text-align: center;
  font-style: italic;
  color: #757575;
  margin-top: 40px;
  font-size: 0.9rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.highlight { color: #1B5E20; }
.highlight-light { color: #F9A825; }

/* --- Grids --- */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

/* --- Hero --- */
.hero {
  padding: 140px 0 80px;
  text-align: center;
  background: linear-gradient(180deg, #FAFAFA 0%, #F0F4E8 100%);
}

.hero h1 {
  font-family: 'Montserrat', sans-serif;
  font-size: 2.8rem;
  font-weight: 800;
  line-height: 1.15;
  max-width: 780px;
  margin: 0 auto 24px;
  color: #212121;
}

.hero-sub {
  font-size: 1.15rem;
  color: #616161;
  max-width: 620px;
  margin: 0 auto 36px;
  line-height: 1.6;
}

.hero-ctas {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.hero-note {
  font-size: 0.85rem;
  color: #9E9E9E;
}

/* --- Problem Cards --- */
.card-problem {
  background: #fff;
  border-radius: 12px;
  padding: 32px 24px;
  text-align: center;
  border: 1px solid #E0E0E0;
}

.card-icon {
  margin-bottom: 16px;
  display: flex;
  justify-content: center;
}

.card-problem h3 {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: #212121;
}

.card-problem p {
  font-size: 0.95rem;
  color: #616161;
  line-height: 1.5;
}

/* --- Solution Cards --- */
.card-solution {
  text-align: center;
  padding: 24px;
}

.card-number {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: #1B5E20;
  color: #fff;
  font-family: 'Montserrat', sans-serif;
  font-size: 1.3rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}

.card-solution h3 {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: #1B5E20;
}

.card-solution p {
  font-size: 0.95rem;
  color: #616161;
  line-height: 1.5;
}

/* --- Report Cards --- */
.card-report {
  background: #fff;
  border-radius: 12px;
  padding: 32px 24px;
  border: 1px solid #E0E0E0;
  position: relative;
}

.card-badge {
  display: inline-block;
  background: #1B5E20;
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 16px;
}

.badge-amber { background: #F9A825; color: #212121; }
.badge-blue { background: #0D47A1; }

.card-report h3 {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.card-tagline {
  font-size: 0.9rem;
  color: #757575;
  margin-bottom: 16px;
  font-style: italic;
}

.card-report ul {
  list-style: none;
  padding: 0;
}

.card-report li {
  padding: 6px 0 6px 20px;
  font-size: 0.9rem;
  color: #424242;
  position: relative;
}

.card-report li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 13px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #1B5E20;
}

.card-meta {
  margin-top: 16px;
  font-size: 0.85rem;
  color: #9E9E9E;
  font-weight: 500;
}

/* --- Comparison Table --- */
.table-wrapper {
  overflow-x: auto;
  margin-top: 40px;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.comparison-table th,
.comparison-table td {
  padding: 14px 20px;
  text-align: left;
  border-bottom: 1px solid rgba(255,255,255,0.15);
}

.comparison-table th {
  font-weight: 600;
  color: rgba(255,255,255,0.7);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.comparison-table td {
  color: rgba(255,255,255,0.8);
}

.comparison-table .col-highlight {
  background: rgba(249, 168, 37, 0.15);
  color: #fff;
}

.comparison-table th.col-highlight {
  color: #F9A825;
}

/* --- Tech Cards --- */
.grid-tech { margin-top: 40px; }

.card-tech {
  text-align: center;
  padding: 24px 16px;
  border-radius: 12px;
  background: #fff;
  border: 1px solid #E8E8E8;
  transition: box-shadow 0.2s;
}

.card-tech:hover {
  box-shadow: 0 4px 20px rgba(0,0,0,0.06);
}

.tech-icon {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  background: #E8F5E9;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
}

.card-tech h4 {
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 6px;
}

.card-tech p {
  font-size: 0.85rem;
  color: #757575;
}

/* --- Audience Cards --- */
.card-audience {
  background: #fff;
  border-radius: 12px;
  padding: 28px 24px;
  border: 1px solid #E0E0E0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.audience-icon {
  width: 52px;
  height: 52px;
  border-radius: 10px;
  background: #E8F5E9;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-audience h3 {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.05rem;
  font-weight: 700;
}

.card-audience p {
  font-size: 0.9rem;
  color: #616161;
  line-height: 1.5;
}

/* --- Pricing Cards --- */
.pricing-grid { align-items: start; }

.card-price {
  background: #fff;
  border-radius: 16px;
  padding: 32px 24px;
  border: 2px solid #E0E0E0;
  text-align: center;
  position: relative;
  display: flex;
  flex-direction: column;
}

.card-price-featured {
  border-color: #1B5E20;
  box-shadow: 0 8px 32px rgba(27, 94, 32, 0.12);
  transform: scale(1.03);
}

.price-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: #1B5E20;
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 6px 18px;
  border-radius: 20px;
}

.price-header h3 {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: #212121;
}

.price {
  font-family: 'Montserrat', sans-serif;
  font-size: 2.2rem;
  font-weight: 800;
  color: #1B5E20;
}

.price span {
  font-size: 1rem;
  font-weight: 500;
  color: #757575;
}

.price-annual {
  font-size: 0.85rem;
  color: #9E9E9E;
  margin-bottom: 24px;
}

.card-price ul {
  text-align: left;
  margin-bottom: 28px;
  flex-grow: 1;
}

.card-price li {
  padding: 8px 0 8px 24px;
  font-size: 0.9rem;
  color: #424242;
  position: relative;
}

.card-price li::before {
  content: '\2713';
  position: absolute;
  left: 0;
  color: #1B5E20;
  font-weight: 700;
}

.pricing-note {
  text-align: center;
  font-size: 0.9rem;
  color: #757575;
  margin-top: 32px;
}

/* --- Stats --- */
.stats-grid { text-align: center; }

.stat-number {
  font-family: 'Montserrat', sans-serif;
  font-size: 2.5rem;
  font-weight: 800;
  color: #1B5E20;
  margin-bottom: 4px;
}

.stat-label {
  font-size: 0.9rem;
  color: #5D4037;
}

/* --- FAQ --- */
.faq-list {
  margin-top: 40px;
}

.faq-item {
  border-bottom: 1px solid #E0E0E0;
}

.faq-item summary {
  padding: 20px 0;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #212121;
}

.faq-item summary::after {
  content: '+';
  font-size: 1.4rem;
  font-weight: 300;
  color: #1B5E20;
  transition: transform 0.2s;
  flex-shrink: 0;
  margin-left: 16px;
}

.faq-item[open] summary::after {
  content: '-';
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item p {
  padding: 0 0 20px;
  color: #616161;
  font-size: 0.95rem;
  line-height: 1.6;
}

/* --- CTA / Demo Form --- */
.section-cta {
  text-align: center;
  padding: 100px 0;
}

.cta-sub {
  color: rgba(255,255,255,0.8);
  font-size: 1.1rem;
  margin-bottom: 40px;
}

.demo-form {
  max-width: 540px;
  margin: 0 auto 24px;
}

.form-row {
  display: flex;
  gap: 12px;
  margin-bottom: 12px;
}

.demo-form input,
.demo-form select {
  flex: 1;
  padding: 14px 16px;
  font-size: 0.95rem;
  font-family: 'Inter', sans-serif;
  border: 2px solid rgba(255,255,255,0.25);
  border-radius: 8px;
  background: rgba(255,255,255,0.1);
  color: #fff;
  outline: none;
  transition: border-color 0.2s;
}

.demo-form input::placeholder { color: rgba(255,255,255,0.5); }
.demo-form select { color: rgba(255,255,255,0.5); }
.demo-form select option { color: #212121; background: #fff; }

.demo-form input:focus,
.demo-form select:focus {
  border-color: #F9A825;
}

.cta-alt {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
  margin-top: 20px;
}

.cta-alt a {
  color: #F9A825;
}

/* --- Footer --- */
.footer {
  background: #212121;
  color: #9E9E9E;
  padding: 40px 0;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
}

.footer-brand p {
  font-size: 0.85rem;
  color: #757575;
  margin-top: 4px;
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  color: #9E9E9E;
  font-size: 0.85rem;
}

.footer-links a:hover { color: #fff; }

.footer-copy {
  font-size: 0.8rem;
  color: #616161;
}

/* ===========================
   RESPONSIVE
   =========================== */

@media (max-width: 960px) {
  .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-2 { grid-template-columns: 1fr; }

  .hero h1 { font-size: 2.1rem; }
  .section-title { font-size: 1.7rem; }

  .card-price-featured { transform: none; }

  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 420px;
    margin: 0 auto;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: #FAFAFA;
    flex-direction: column;
    padding: 24px;
    gap: 16px;
    border-bottom: 1px solid #E0E0E0;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  }

  .nav-links.open { display: flex; }
  .nav-toggle { display: flex; }

  .hero { padding: 110px 0 60px; }
  .hero h1 { font-size: 1.75rem; }
  .hero-sub { font-size: 1rem; }
  .section { padding: 60px 0; }
  .section-title { font-size: 1.5rem; }

  .grid-4 { grid-template-columns: repeat(2, 1fr); }

  .form-row { flex-direction: column; }

  .stat-number { font-size: 2rem; }

  .comparison-table th,
  .comparison-table td {
    padding: 10px 12px;
    font-size: 0.8rem;
  }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 1.5rem; }
  .grid-4 { grid-template-columns: 1fr 1fr; gap: 16px; }
  .stat-number { font-size: 1.7rem; }
}