:root {
  color-scheme: light;
  --ink: #102018;
  --muted: #5b6861;
  --soft: #f6f7f1;
  --line: #dfe5da;
  --green: #0f6b38;
  --green-dark: #07351f;
  --clay: #8a5a33;
  --gold: #e9c46a;
  --blue: #2f6f8f;
  --white: #ffffff;
  --shadow: 0 22px 60px rgba(24, 54, 34, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--white);
  overflow-x: hidden;
}

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

img {
  max-width: 100%;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  padding: 14px clamp(16px, 4vw, 54px);
  border-bottom: 1px solid rgba(223, 229, 218, 0.86);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
  font-weight: 800;
  letter-spacing: 0;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  color: white;
  background: var(--green);
  font-size: 13px;
}

nav {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 14px;
  font-weight: 700;
  color: var(--muted);
}

nav a {
  white-space: nowrap;
}

nav a:hover,
nav .active {
  color: var(--green-dark);
}

.nav-cta {
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--green-dark);
  background: white;
}

.section-shell {
  width: calc(100% - 36px);
  max-width: 1180px;
  margin: 0 auto;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.03fr) minmax(300px, 0.74fr);
  gap: clamp(30px, 6vw, 70px);
  align-items: center;
  min-height: calc(100svh - 70px);
  padding: clamp(42px, 8vw, 84px) 0 48px;
}

.hero-copy {
  min-width: 0;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--green);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 780px;
  margin-bottom: 22px;
  font-size: clamp(46px, 7vw, 92px);
  line-height: 0.98;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(32px, 4.8vw, 58px);
  line-height: 1.04;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 20px;
  line-height: 1.22;
}

p {
  color: var(--muted);
  line-height: 1.65;
}

.hero-lede,
.page-hero p {
  max-width: 680px;
  font-size: clamp(18px, 2vw, 22px);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 32px 0;
}

.primary-button,
.secondary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 14px 22px;
  border-radius: 8px;
  font-weight: 800;
}

.primary-button {
  color: white;
  background: var(--green-dark);
  box-shadow: 0 14px 34px rgba(7, 53, 31, 0.22);
}

.secondary-button {
  color: var(--green-dark);
  background: var(--soft);
  border: 1px solid var(--line);
}

.inline-button {
  width: fit-content;
}

.text-link {
  display: inline-flex;
  margin-top: 6px;
  color: var(--green-dark);
  font-weight: 800;
}

.text-link:hover {
  color: var(--green);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  max-width: 720px;
  margin: 0;
}

.hero-stats div,
.impact-stats div,
.feature-grid article,
.saving-card,
.process article,
.use-cards a,
.cycle-grid article,
.contact-card,
.checklist-card,
.carbon-metric,
.specs-summary div,
.spec-figure {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
}

.hero-stats div {
  padding: 18px;
}

dt {
  font-weight: 800;
  color: var(--green-dark);
}

dd {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.hero-visual,
.gaushala-hero img {
  justify-self: center;
  width: min(100%, 430px);
  padding: 10px;
  border-radius: 8px;
  background: linear-gradient(145deg, #f8fbf5, #ffffff);
  box-shadow: var(--shadow);
}

.hero-visual img {
  display: block;
  width: 100%;
  border-radius: 6px;
}

.intro {
  padding: 40px 0 72px;
}

.intro p {
  max-width: 980px;
  color: var(--ink);
  font-size: clamp(25px, 4vw, 44px);
  font-weight: 800;
  line-height: 1.14;
}

.impact-band,
.process-band,
.warranty-band,
.contact-band,
.video-band {
  background: var(--soft);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.impact-inner {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: clamp(28px, 6vw, 70px);
  align-items: center;
  padding: 76px 0;
}

.impact-inner p {
  max-width: 560px;
}

.impact-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin: 0;
}

.impact-stats div {
  min-height: 132px;
  padding: 22px;
}

.impact-stats dt {
  font-size: clamp(30px, 4vw, 46px);
}

.split-section,
.opportunity,
.warranty-grid,
.contact-grid,
.video-section,
.gaushala-hero,
.specs-hero,
.fertilizer-hero,
.carbon-hero {
  display: grid;
  grid-template-columns: minmax(240px, 0.78fr) minmax(0, 1.22fr);
  gap: clamp(26px, 6vw, 70px);
  align-items: start;
  padding: 88px 0;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.video-section {
  align-items: center;
}

.video-band .video-section {
  padding: 78px 0;
}

.process-video {
  padding-bottom: 0;
}

.video-frame {
  position: relative;
  overflow: hidden;
  width: 100%;
  aspect-ratio: 16 / 9;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--green-dark);
  box-shadow: var(--shadow);
}

.video-frame iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.video-link {
  margin: 0 0 18px;
}

.feature-grid article,
.saving-card,
.use-cards a,
.cycle-grid article {
  padding: 24px;
}

.feature-grid span,
.cycle-grid span {
  display: inline-block;
  margin-bottom: 34px;
  color: var(--clay);
  font-size: 13px;
  font-weight: 800;
}

.use-band,
.cycle-band {
  padding: 86px 0;
  color: white;
  background: #092517;
}

.use-band h2,
.use-band p,
.cycle-band h2,
.cycle-band p {
  color: white;
}

.use-band .eyebrow,
.cycle-band .eyebrow {
  color: var(--gold);
}

.use-cards,
.cycle-grid,
.process {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 30px;
}

.use-cards a {
  min-height: 210px;
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.16);
}

.use-cards a:hover {
  background: rgba(255, 255, 255, 0.13);
}

.page-hero {
  padding: clamp(54px, 9vw, 108px) 0 70px;
}

.page-hero h1 {
  max-width: 920px;
}

.gaushala-hero {
  align-items: center;
}

.gaushala-hero img {
  display: block;
}

.specs-hero {
  align-items: center;
}

.fertilizer-hero {
  align-items: center;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.9fr);
}

.fertilizer-hero h1 {
  font-size: clamp(44px, 5.4vw, 76px);
}

.fertilizer-card {
  min-height: 320px;
  align-content: center;
}

.carbon-hero {
  align-items: center;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.88fr);
}

.carbon-hero h1 {
  font-size: clamp(44px, 5.6vw, 78px);
}

.carbon-metric {
  display: grid;
  gap: 14px;
  padding: clamp(26px, 4vw, 42px);
  background: var(--green-dark);
  color: white;
  box-shadow: var(--shadow);
}

.carbon-metric span {
  color: var(--gold);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.carbon-metric strong {
  max-width: 560px;
  font-size: clamp(32px, 4vw, 54px);
  line-height: 1.04;
}

.carbon-metric p {
  color: rgba(255, 255, 255, 0.78);
}

.specs-summary {
  display: grid;
  gap: 14px;
}

.specs-summary div {
  display: grid;
  gap: 8px;
  padding: clamp(20px, 3vw, 30px);
}

.specs-summary span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.specs-summary strong {
  color: var(--green-dark);
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.04;
}

.spec-figure-band {
  padding: 78px 0;
  background: var(--soft);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.spec-figure {
  margin: 0;
  padding: clamp(10px, 2vw, 18px);
  box-shadow: var(--shadow);
}

.spec-figure img {
  display: block;
  width: 100%;
  border-radius: 6px;
}

.spec-figure figcaption {
  padding: 14px 6px 2px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
}

.cycle-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.cycle-grid article {
  min-height: 230px;
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.16);
}

.process-band .section-shell {
  padding: 86px 0;
}

.process {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.process article {
  min-height: 220px;
  padding: 24px;
}

.process strong {
  display: block;
  margin-bottom: 36px;
  color: var(--green-dark);
  font-size: 25px;
}

.use-list {
  display: grid;
  gap: 22px;
}

.use-list div {
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line);
}

.use-list div:last-child {
  border-bottom: 0;
}

.opportunity-copy {
  display: grid;
  gap: 24px;
}

.opportunity-card {
  display: grid;
  gap: 10px;
  padding: 28px;
  border-radius: 8px;
  color: white;
  background: var(--green-dark);
}

.opportunity-card strong {
  font-size: clamp(28px, 4vw, 46px);
  line-height: 1.04;
}

.opportunity-card span {
  max-width: 560px;
  color: rgba(255, 255, 255, 0.78);
  line-height: 1.55;
}

.warranty-grid {
  padding: 78px 0;
}

ul {
  margin: 0;
  padding-left: 22px;
  color: var(--muted);
  line-height: 1.9;
}

.final-cta {
  display: grid;
  place-items: center;
  min-height: 52svh;
  padding: 76px 0;
  text-align: center;
}

.final-cta h2 {
  max-width: 800px;
}

.contact-grid {
  align-items: stretch;
}

.contact-card,
.checklist-card {
  padding: clamp(24px, 4vw, 38px);
}

.checklist-card .secondary-button {
  margin-top: 18px;
  margin-right: 10px;
}

.contact-card h2 {
  color: var(--green-dark);
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 28px clamp(18px, 4vw, 56px);
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

@media (max-width: 900px) {
  .site-header {
    align-items: flex-start;
    gap: 14px;
  }

  nav {
    justify-content: flex-end;
    flex-wrap: wrap;
    gap: 8px 12px;
  }

  .hero,
  .impact-inner,
  .split-section,
  .opportunity,
  .warranty-grid,
  .contact-grid,
  .video-section,
  .gaushala-hero,
  .specs-hero,
  .fertilizer-hero,
  .carbon-hero {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .hero-stats,
  .impact-stats,
  .feature-grid,
  .process,
  .use-cards,
  .cycle-grid {
    grid-template-columns: 1fr;
  }

  .process article,
  .cycle-grid article,
  .use-cards a {
    min-height: 0;
  }

  .process strong,
  .feature-grid span,
  .cycle-grid span {
    margin-bottom: 16px;
  }
}

@media (max-width: 560px) {
  .section-shell {
    width: calc(100% - 28px);
  }

  .site-header {
    display: grid;
    padding: 12px 14px;
  }

  nav {
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 2px;
    scrollbar-width: none;
  }

  nav::-webkit-scrollbar {
    display: none;
  }

  .nav-cta {
    display: none;
  }

  .brand span:last-child {
    line-height: 1.1;
  }

  h1 {
    font-size: 42px;
    line-height: 1.02;
    text-wrap: balance;
  }

  h2 {
    font-size: 32px;
  }

  .hero-actions {
    flex-direction: column;
  }

  .primary-button,
  .secondary-button {
    width: 100%;
  }

  .hero,
  .page-hero,
  .split-section,
  .opportunity,
  .warranty-grid,
  .contact-grid,
  .video-section,
  .gaushala-hero,
  .specs-hero,
  .fertilizer-hero,
  .carbon-hero {
    padding-top: 52px;
    padding-bottom: 52px;
  }

  .intro {
    padding-bottom: 54px;
  }

  .intro p {
    font-size: 28px;
  }

  .impact-inner,
  .process-band .section-shell,
  .use-band,
  .cycle-band,
  .spec-figure-band,
  .video-band .video-section {
    padding-top: 58px;
    padding-bottom: 58px;
  }

  .inline-button {
    width: 100%;
  }

  footer {
    display: grid;
  }
}

/* WhatsApp Floating Button */
.wa-float {
  position: fixed;
  width: 60px;
  height: 60px;
  bottom: 40px;
  right: 40px;
  background-color: #25d366;
  color: #FFF;
  border-radius: 50px;
  text-align: center;
  font-size: 30px;
  box-shadow: 2px 2px 3px #999;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: transform 0.2s ease;
}

.wa-float:hover {
  transform: scale(1.1);
}

.wa-float svg {
  width: 35px;
  height: 35px;
  fill: currentColor;
}

.calculator-band {
  padding-top: clamp(48px, 7vw, 88px);
  padding-bottom: clamp(42px, 6vw, 76px);
}

.calculator-container {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(360px, 1fr);
  gap: clamp(22px, 4vw, 48px);
  align-items: center;
  padding: clamp(24px, 4vw, 48px);
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(15, 107, 56, 0.08), rgba(233, 196, 106, 0.14)),
    #f8fbf5;
}

.calc-copy h2 {
  max-width: 520px;
  margin-bottom: 14px;
}

.calc-copy p {
  max-width: 540px;
  font-size: clamp(17px, 2vw, 21px);
}

.calc-card {
  background: white;
  padding: clamp(18px, 3vw, 30px);
  border-radius: 8px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.calc-card form {
  display: grid;
  gap: 16px;
}

.input-group {
  display: grid;
  gap: 8px;
}

.input-group label {
  color: var(--green-dark);
  font-size: 14px;
  font-weight: 800;
}

.input-group input,
.input-group select,
.lead-form input,
.lead-form select {
  width: 100%;
  min-height: 52px;
  padding: 13px 14px;
  border: 1px solid #cfd8d0;
  border-radius: 8px;
  color: var(--ink);
  background: white;
  font: inherit;
  font-size: 16px;
  outline: none;
}

.input-group input:focus,
.input-group select:focus,
.lead-form input:focus,
.lead-form select:focus {
  border-color: var(--green);
  box-shadow: 0 0 0 4px rgba(15, 107, 56, 0.12);
}

.calc-card .primary-button,
.lead-form .primary-button {
  width: 100%;
  border: 0;
  cursor: pointer;
  font: inherit;
  font-weight: 800;
}

.result-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 18px;
}

.res-item {
  background: #eef8f1;
  padding: 16px;
  border-radius: 8px;
  border: 1px solid #d8ecdd;
  text-align: center;
}

.res-value {
  display: block;
  font-size: 22px;
  font-weight: 700;
  color: var(--green-dark);
}

.res-label {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.35;
}

.lead-band {
  padding-top: clamp(8px, 2vw, 18px);
  padding-bottom: clamp(46px, 7vw, 88px);
}

.lead-inner {
  background:
    linear-gradient(135deg, rgba(233, 196, 106, 0.14), rgba(255, 255, 255, 0)),
    var(--green-dark);
  color: white;
  padding: clamp(24px, 4vw, 46px);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.lead-inner h2 {
  max-width: 760px;
  margin-bottom: 12px;
  color: white;
  font-size: clamp(31px, 4.5vw, 52px);
}

.lead-inner p {
  max-width: 680px;
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: clamp(16px, 2vw, 20px);
}

.lead-form {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 12px;
  margin-top: 26px;
}

.lead-form input,
.lead-form select {
  border-color: rgba(255, 255, 255, 0.24);
}

.lead-form input:nth-child(1),
.lead-form input:nth-child(2),
.lead-form input:nth-child(3) {
  grid-column: span 2;
}

.lead-form select,
.lead-form input:nth-child(5) {
  grid-column: span 3;
}

.lead-form button {
  grid-column: 1 / -1;
}

.benefit-bullets {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0;
  font-size: 1.125rem;
}
.benefit-bullets li {
  margin-bottom: 0.5rem;
}
.cta-group {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}
.cta-group.center {
  justify-content: center;
}
.secondary-button.outline {
  background: transparent;
  border: 2px solid #07351f;
  color: #07351f;
}

/* STICKY BOTTOM MOBILE CTA BAR */
.mobile-cta-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: white;
  box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
  z-index: 1000;
  border-top: 1px solid #eee;
}

@media (max-width: 900px) {
  .calculator-container {
    grid-template-columns: 1fr;
  }

  .lead-form input:nth-child(1),
  .lead-form input:nth-child(2),
  .lead-form input:nth-child(3),
  .lead-form select,
  .lead-form input:nth-child(5) {
    grid-column: 1 / -1;
  }
}

@media (max-width: 768px) {
  .mobile-cta-bar {
    display: flex;
  }
  body {
    padding-bottom: 60px;
  }
  .wa-float {
    bottom: 80px; /* Lift above sticky bar */
  }

  .calculator-band,
  .lead-band {
    width: calc(100% - 24px);
  }

  .calculator-container,
  .lead-inner {
    padding: 20px;
  }

  .result-grid {
    grid-template-columns: 1fr;
  }
}
.mob-cta {
  flex: 1;
  text-align: center;
  padding: 12px 5px;
  font-size: 0.85rem;
  font-weight: 600;
  color: #333;
  text-decoration: none;
  border-right: 1px solid #eee;
  display: flex;
  align-items: center;
  justify-content: center;
}
.mob-cta:last-child {
  border-right: none;
}
.mob-cta.whatsapp {
  color: #25D366;
}
.mob-cta.call {
  color: #007bff;
}
.mob-cta.price {
  color: #e67e22;
}
.mob-cta.demo {
  color: #07351f;
}