/* AgriDisha.com - Modern SaaS Landing Page */

:root {
  --ad-orange: #F47920;
  --ad-orange-dark: #d96a1b;
  --ad-orange-light: #FFF7ED;
  --ad-green: #49a760;
  --ad-green-dark: #3d8f52;
  --ad-green-light: #ecfdf5;
  --ad-dark: #1e293b;
  --ad-gray: #64748b;
  --ad-gray-light: #f8fafc;
  --ad-border: #e2e8f0;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: #334155;
  line-height: 1.6;
  overflow-x: hidden;
}

/* ========== SCROLL OFFSET ========== */
section[id] {
  scroll-margin-top: 80px;
}

/* ========== NAVBAR ========== */
.ad-navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--ad-border);
  padding: 0.75rem 0;
  transition: box-shadow 0.3s;
}
.ad-navbar.scrolled {
  box-shadow: 0 2px 20px rgba(0,0,0,0.08);
}
.ad-navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.ad-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}
.ad-logo img {
  height: 40px;
  width: auto;
}
.ad-logo-text {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--ad-dark);
  letter-spacing: -0.5px;
}
.ad-logo-text span {
  color: var(--ad-green);
}
.ad-nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}
.ad-nav-links a {
  text-decoration: none;
  color: var(--ad-gray);
  font-weight: 500;
  font-size: 0.9rem;
  transition: color 0.2s;
}
.ad-nav-links a:hover,
.ad-nav-links a.active {
  color: var(--ad-orange);
}
.btn-demo {
  display: inline-block;
  background: var(--ad-orange);
  color: #fff !important;
  padding: 0.6rem 1.5rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  transition: background 0.2s, transform 0.2s;
}
.btn-demo:hover {
  background: var(--ad-orange-dark);
  transform: translateY(-1px);
}
.btn-demo-outline {
  display: inline-block;
  background: transparent;
  color: var(--ad-orange) !important;
  padding: 0.6rem 1.5rem;
  border-radius: 8px;
  border: 2px solid var(--ad-orange);
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  transition: all 0.2s;
}
.btn-demo-outline:hover {
  background: var(--ad-orange);
  color: #fff !important;
}
.ad-mobile-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--ad-dark);
  cursor: pointer;
}

/* ========== HERO ========== */
.ad-hero {
  padding: 8rem 0 4rem;
  background: linear-gradient(135deg, var(--ad-green-light) 0%, #fff 50%, var(--ad-orange-light) 100%);
}
.ad-hero .container {
  display: flex;
  align-items: center;
  gap: 3rem;
}
.ad-hero-content {
  flex: 1;
}
.ad-hero-badge {
  display: inline-block;
  background: var(--ad-orange-light);
  color: var(--ad-orange);
  padding: 0.35rem 1rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  border: 1px solid #fed7aa;
}
.ad-hero h1 {
  font-size: 3rem;
  font-weight: 800;
  color: var(--ad-dark);
  line-height: 1.15;
  margin-bottom: 1.25rem;
  letter-spacing: -1px;
}
.ad-hero h1 span {
  color: var(--ad-green);
}
.ad-hero p {
  font-size: 1.15rem;
  color: var(--ad-gray);
  margin-bottom: 2rem;
  max-width: 540px;
}
.ad-hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}
.ad-hero-image {
  flex: 1;
  position: relative;
}
.ad-hero-image img {
  width: 100%;
  border-radius: 12px;
  box-shadow: 0 20px 60px rgba(73,167,96,0.15);
  border: 1px solid var(--ad-border);
}

/* ========== STATS BAR ========== */
.ad-stats {
  background: var(--ad-dark);
  padding: 2.5rem 0;
}
.ad-stats .container {
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
  gap: 1.5rem;
}
.ad-stat {
  text-align: center;
}
.ad-stat-number {
  font-size: 2.25rem;
  font-weight: 800;
  color: #fff;
}
.ad-stat-number span {
  color: var(--ad-orange);
}
.ad-stat-label {
  font-size: 0.8rem;
  color: #94a3b8;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 0.25rem;
}

/* ========== SECTION COMMON ========== */
.ad-section {
  padding: 5rem 0;
}
.ad-section-alt {
  background: var(--ad-gray-light);
}
.ad-section-header {
  text-align: center;
  margin-bottom: 3rem;
}
.ad-section-header h2 {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--ad-dark);
  margin-bottom: 0.75rem;
  letter-spacing: -0.5px;
}
.ad-section-header p {
  font-size: 1.1rem;
  color: var(--ad-gray);
  max-width: 600px;
  margin: 0 auto;
}
.ad-divider {
  height: 4px;
  width: 60px;
  background: linear-gradient(to right, var(--ad-orange), var(--ad-green));
  border-radius: 2px;
  margin: 1rem auto 0;
}

/* ========== FEATURE CARDS ========== */
.ad-features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.ad-feature-card {
  background: #fff;
  border: 1px solid var(--ad-border);
  border-radius: 12px;
  padding: 2rem;
  transition: transform 0.2s, box-shadow 0.2s;
}
.ad-feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.08);
}
.ad-feature-icon {
  width: 48px;
  height: 48px;
  background: var(--ad-orange-light);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  font-size: 1.25rem;
  color: var(--ad-orange);
}
.ad-feature-icon.green {
  background: var(--ad-green-light);
  color: var(--ad-green);
}
.ad-feature-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--ad-dark);
  margin-bottom: 0.5rem;
}
.ad-feature-card p {
  font-size: 0.9rem;
  color: var(--ad-gray);
  line-height: 1.6;
}

/* ========== MODULES GRID ========== */
.ad-modules-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}
.ad-module-card {
  background: #fff;
  border: 1px solid var(--ad-border);
  border-radius: 10px;
  padding: 1.5rem;
  text-align: center;
  transition: border-color 0.2s, transform 0.2s;
}
.ad-module-card:hover {
  border-color: var(--ad-orange);
  transform: translateY(-2px);
}
.ad-module-icon {
  font-size: 1.75rem;
  color: var(--ad-green);
  margin-bottom: 0.75rem;
}
.ad-module-card h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--ad-dark);
  margin-bottom: 0.4rem;
}
.ad-module-card p {
  font-size: 0.8rem;
  color: var(--ad-gray);
  line-height: 1.5;
}

/* ========== WORKFLOW FLOWS ========== */
.ad-workflows {
  display: grid;
  grid-template-columns: repeat(1, 1fr);
  gap: 2rem;
}
.ad-workflow-card {
  background: #fff;
  border: 1px solid var(--ad-border);
  border-radius: 12px;
  padding: 2rem;
}
.ad-workflow-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--ad-dark);
  margin-bottom: 1.25rem;
}
.ad-flow {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.ad-flow-step {
  display: inline-block;
  background: var(--ad-orange);
  color: #fff;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  white-space: nowrap;
}
.ad-flow-step.green { background: var(--ad-green); }
.ad-flow-step.dark { background: var(--ad-dark); }
.ad-flow-step.gray { background: #6b7280; }
.ad-flow-arrow {
  color: #9ca3af;
  font-size: 1.25rem;
}

/* ========== SCREENSHOTS ========== */
.ad-screenshot-filters {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2rem;
}
.ad-filter-btn {
  background: #fff;
  border: 1px solid var(--ad-border);
  border-radius: 20px;
  padding: 0.4rem 1.25rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--ad-gray);
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
}
.ad-filter-btn:hover {
  border-color: var(--ad-orange);
  color: var(--ad-orange);
}
.ad-filter-btn.active {
  background: var(--ad-orange);
  color: #fff;
  border-color: var(--ad-orange);
}
.ad-screenshots-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}
.ad-screenshot {
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--ad-border);
  box-shadow: 0 4px 20px rgba(0,0,0,0.06);
  transition: transform 0.2s, box-shadow 0.2s;
}
.ad-screenshot:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.1);
}
.ad-screenshot img {
  width: 100%;
  display: block;
}
.ad-screenshot-caption {
  text-align: center;
  font-size: 0.85rem;
  color: var(--ad-gray);
  padding: 0.75rem;
  background: var(--ad-gray-light);
  font-weight: 500;
}

/* ========== ENTERPRISE GRID ========== */
.ad-tech-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.ad-tech-card {
  background: #fff;
  border: 1px solid var(--ad-border);
  border-radius: 10px;
  padding: 1.5rem;
  text-align: center;
  transition: transform 0.2s;
}
.ad-tech-card:hover {
  transform: translateY(-2px);
}
.ad-tech-card i {
  font-size: 2rem;
  color: var(--ad-orange);
  margin-bottom: 0.75rem;
}
.ad-tech-card h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--ad-dark);
  margin-bottom: 0.25rem;
}
.ad-tech-card p {
  font-size: 0.85rem;
  color: var(--ad-gray);
}

/* ========== CTA ========== */
.ad-cta {
  background: linear-gradient(135deg, var(--ad-green) 0%, var(--ad-green-dark) 100%);
  padding: 5rem 0;
  text-align: center;
  color: #fff;
}
.ad-cta h2 {
  font-size: 2.25rem;
  font-weight: 800;
  margin-bottom: 1rem;
}
.ad-cta p {
  font-size: 1.1rem;
  opacity: 0.9;
  margin-bottom: 2rem;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}
.btn-cta-white {
  display: inline-block;
  background: #fff;
  color: var(--ad-green) !important;
  padding: 0.75rem 2rem;
  border-radius: 8px;
  font-weight: 700;
  font-size: 1rem;
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s;
  margin: 0 0.5rem;
}
.btn-cta-white:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0,0,0,0.2);
}
.btn-cta-outline {
  display: inline-block;
  background: transparent;
  color: #fff !important;
  padding: 0.75rem 2rem;
  border-radius: 8px;
  border: 2px solid rgba(255,255,255,0.4);
  font-weight: 700;
  font-size: 1rem;
  text-decoration: none;
  transition: all 0.2s;
  margin: 0 0.5rem;
}
.btn-cta-outline:hover {
  border-color: #fff;
  background: rgba(255,255,255,0.1);
}

/* ========== FOOTER ========== */
.ad-footer {
  background: var(--ad-dark);
  color: #94a3b8;
  padding: 3rem 0 2rem;
}
.ad-footer .container {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 2rem;
}
.ad-footer-brand .ad-logo-text {
  color: #fff;
  font-size: 1.25rem;
}
.ad-footer-brand p {
  margin-top: 0.75rem;
  font-size: 0.9rem;
  max-width: 300px;
  line-height: 1.6;
}
.ad-footer-links h4 {
  color: #fff;
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.ad-footer-links ul {
  list-style: none;
}
.ad-footer-links li {
  margin-bottom: 0.5rem;
}
.ad-footer-links a {
  color: #94a3b8;
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.2s;
}
.ad-footer-links a:hover {
  color: #fff;
}
.ad-footer-bottom {
  text-align: center;
  padding-top: 2rem;
  margin-top: 2rem;
  border-top: 1px solid #334155;
  font-size: 0.85rem;
}
.ad-footer-bottom a {
  color: var(--ad-orange);
  text-decoration: none;
}

/* ========== FOCUS STATES ========== */
.ad-nav-links a:focus-visible,
.btn-demo:focus-visible,
.btn-demo-outline:focus-visible,
.ad-filter-btn:focus-visible,
.btn-cta-white:focus-visible,
.btn-cta-outline:focus-visible,
.ad-footer-links a:focus-visible {
  outline: 2px solid var(--ad-orange);
  outline-offset: 2px;
}

/* ========== RESPONSIVE ========== */
@media (max-width: 991px) {
  .ad-hero .container { flex-direction: column; text-align: center; }
  .ad-hero p { margin-left: auto; margin-right: auto; }
  .ad-hero-buttons { justify-content: center; }
  .ad-features-grid { grid-template-columns: repeat(2, 1fr); }
  .ad-modules-grid { grid-template-columns: repeat(3, 1fr); }
  .ad-tech-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 767px) {
  .ad-nav-links { display: none; }
  .ad-mobile-toggle { display: block; }
  .ad-nav-links.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    padding: 1rem 2rem;
    border-bottom: 1px solid var(--ad-border);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
  }
  .ad-hero { padding: 6rem 0 2rem; }
  .ad-hero h1 { font-size: 2rem; }
  .ad-features-grid { grid-template-columns: 1fr; }
  .ad-modules-grid { grid-template-columns: repeat(2, 1fr); }
  .ad-screenshots-grid { grid-template-columns: 1fr; }
  .ad-tech-grid { grid-template-columns: repeat(2, 1fr); }
  .ad-stats .container { gap: 1rem; }
  .ad-stat-number { font-size: 1.75rem; }
  .ad-section { padding: 3rem 0; }
  .ad-section-header h2 { font-size: 1.75rem; }
  .ad-footer .container { flex-direction: column; }
}

@media (max-width: 480px) {
  .ad-hero { padding: 5rem 0 2rem; }
  .ad-hero h1 { font-size: 1.75rem; }
  .ad-stat-number { font-size: 1.5rem; }
  .ad-stat-label { font-size: 0.65rem; }
  .ad-section-header h2 { font-size: 1.5rem; }
  .ad-flow-step { white-space: normal; font-size: 0.75rem; padding: 0.4rem 0.75rem; }
  .ad-flow { gap: 0.25rem; }
  .ad-hero-image img { box-shadow: 0 10px 30px rgba(73,167,96,0.1); }
}