:root {
  --green: #006e3c;
  --green-700: #0b3d2e;
  --mint: #8eb59d;
  --bg: #ffffff;
  --soft: #f3f8f5;
  --text: #1f2a24;
  --muted: #5a6b61;
  --card: #ffffff;
  --shadow: 0 18px 45px rgba(0, 0, 0, 0.08);
  --radius: 22px;
  --max: 1180px;
}

* {
  box-sizing: border-box;
}
html,
body {
  margin: 0;
  padding: 0;
  font-family:
    "Poppins",
    system-ui,
    -apple-system,
    Segoe UI,
    Roboto,
    Arial,
    sans-serif;
  color: var(--text);
  background: var(--bg);
}

.container {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
}

.section {
  padding: clamp(56px, 5vw, 90px) 0;
}

.sectionFooter {
  background: url("../images/futuristic-city-with-green-sky.png") center/cover
    no-repeat;
  position: relative;

  /* Fade effect */
  -webkit-mask-image: linear-gradient(
    to bottom,
    transparent 0%,
    black 15%,
    black 85%,
    transparent 100%
  );
  mask-image: linear-gradient(
    to bottom,
    transparent 0%,
    black 15%,
    black 85%,
    transparent 100%
  );
  padding: 160px 0px;
  background-repeat: no-repeat;
  background-position: center center;
  background-size: cover;
  margin-top: 50px;
}
.section.soft {
  /* background: var(--soft); */
  background: linear-gradient(
    to right,
    rgb(247, 249, 248) 0%,
    rgb(210, 225, 214) 50%,
    rgb(173, 200, 180) 100%
  );
}

.center {
  text-align: center;
}

h1,
h2,
h3,
h4 {
  margin: 0 0 10px 0;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(32px, 4vw, 54px);
  line-height: 1.05;
}
h2 {
  font-size: clamp(26px, 2.6vw, 38px);
  line-height: 1.15;
}
p {
  margin: 0 0 14px 0;
  color: var(--muted);
  line-height: 1.7;
}

.sub {
  max-width: 760px;
  margin: 0 auto;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 18px;
  border-radius: 999px;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  transition:
    transform 0.22s ease,
    box-shadow 0.22s ease,
    background 0.22s ease,
    border-color 0.22s ease;
}
.btn.primary {
  background: var(--green);
  color: #fff;
  box-shadow: 0 14px 30px rgba(0, 110, 60, 0.22);
}
.btn.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 38px rgba(0, 110, 60, 0.28);
}
.btn.ghost {
  background: rgba(255, 255, 255, 0.65);
  border-color: rgba(0, 0, 0, 0.08);
  color: var(--text);
}
.btn.ghost:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.08);
}

/* HERO */
.about-hero {
  position: relative;
  overflow: hidden;
  padding-top: 150px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(
      900px 450px at 70% 25%,
      rgba(142, 181, 157, 0.45),
      transparent 60%
    ),
    linear-gradient(180deg, #e9f3ee 0%, #ffffff 70%);
  z-index: 0;
}

.topo {
  mask-image: none;
}

.topo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0) 0%, #fff 70%);
  pointer-events: none;
}

.glow {
  position: absolute;
  inset: -80px -80px auto -80px;
  height: 320px;
  background: radial-gradient(
    circle at 40% 50%,
    rgba(0, 110, 60, 0.18),
    transparent 60%
  );
  filter: blur(6px);
}

.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(24px, 4vw, 48px);
  align-items: center;
  padding-bottom: clamp(40px, 5vw, 70px);
}

.eyebrow {
  font-weight: 600;
  color: rgba(0, 110, 60, 0.9);
  margin-bottom: 10px;
}

.hero-text h1 span {
  color: var(--green);
}

.lead {
  max-width: 560px;
  font-size: 16px;
  color: #42554c;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 16px;
}

.hero-visual {
  position: relative;
  min-height: 280px;
  display: grid;
  place-items: center;
}

.globe {
  width: min(420px, 100%);
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 999px;
  box-shadow: var(--shadow);
  animation: floaty 6s ease-in-out infinite;
}

.orbital {
  position: absolute;
  width: min(520px, 110%);
  height: min(520px, 110%);
  border-radius: 999px;
  border: 1px solid rgba(0, 110, 60, 0.18);
  filter: blur(0.2px);
  animation: spin 16s linear infinite;
}

.wave-divider {
  position: relative;
  height: 90px;
  background: #fff;
}

.wave-divider svg {
  width: 100%;
  height: 100%;
  display: block;
}
.wave-divider path {
  fill: #fff;
}

/* WHO WE ARE */
.who-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: clamp(18px, 4vw, 42px);
  align-items: center;
}
.card-img {
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  height: 100%;
  width: 100%;
  object-fit: cover;
  min-height: 280px;
}

.who-content h2 {
  margin-bottom: 8px;
}
.accent-line {
  width: 66px;
  height: 4px;
  background: var(--green);
  border-radius: 999px;
  margin: 10px 0 18px;
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 18px;
}
.stat {
  background: #fff;
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 16px;
  padding: 14px;
}
.stat .num {
  display: block;
  font-size: 22px;
  font-weight: 700;
  color: var(--green);
}
.stat .label {
  display: block;
  font-size: 13px;
  color: var(--muted);
}

/* MVV */
.mvv-grid {
  margin-top: 26px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.mvv-card {
  background: var(--card);
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: var(--radius);
  padding: 22px 20px;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.06);
  transition:
    transform 0.22s ease,
    box-shadow 0.22s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}
.mvv-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
}
.mvv-icon {
  width: 50px;
  height: 50px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  background: rgba(0, 110, 60, 0.09);
  margin-bottom: 12px;
  font-size: 22px;
}
.mvv-card h3 {
  margin-bottom: 8px;
}

/* Timeline */
.section-head {
  display: grid;
  gap: 10px;
  margin-bottom: 18px;
}
.timeline {
  position: relative;
  margin-top: 26px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  padding-top: 22px;
}
.timeline::before {
  content: "";
  position: absolute;
  top: 10px;
  left: 0;
  right: 0;
  height: 2px;
  background: rgba(0, 110, 60, 0.18);
}
.t-item {
  position: relative;
}
.dot {
  position: absolute;
  top: -2px;
  left: 18px;
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: var(--green);
  box-shadow: 0 10px 20px rgba(0, 110, 60, 0.22);
}
.t-card {
  background: #fff;
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 18px;
  padding: 16px;
  margin-top: 18px;
  transition:
    transform 0.22s ease,
    box-shadow 0.22s ease;
}
.t-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow);
}
.t-card h4 {
  color: var(--green);
  margin-bottom: 6px;
}
.t-card p {
  margin: 0;
}

/* Why choose us */
.choose-grid {
  margin-top: 22px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.choose-card {
  background: #fff;
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.05);
  transition:
    transform 0.22s ease,
    box-shadow 0.22s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}
.choose-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
}
.choose-icon {
  width: 52px;
  height: 52px;
  border-radius: 18px;
  background: rgba(0, 110, 60, 0.09);
  display: grid;
  place-items: center;
  margin-bottom: 12px;
}
.choose-icon img {
  width: 50px;
  height: 50px;
  opacity: 0.95;
}

/* TECH (dark) */
.tech {
  position: relative;
  padding: 70px 0 0 0;
  overflow: clip;
  color: #fff;
}

@supports not (overflow: clip) {
  .tech {
    overflow: hidden;
  }
}

.tech-bg {
  position: absolute;
  inset: 0;
  background-position: 70% center; /* move focus more to the right */
  opacity: 1;
  z-index: 0;
  transform: translateZ(0);
  will-change: transform;
}

.tech-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(18px, 4vw, 42px);
  align-items: center;
}

.tech h2,
.tech h4 {
  color: #006e3c;
}

.tech p {
  color: black;
}

.darksub {
  color: black;
}

.tech-list {
  margin-top: 20px;
  display: grid;
  gap: 14px;
}

.tech-item {
  position: relative;
  display: flex;
  gap: 12px;
  padding: 14px;
  border-radius: 18px;
  border: 1px solid rgba(0, 0, 0, 0.06);
  background: rgba(255, 255, 255, 0.75);
  overflow: hidden;
  transform: translateZ(0);
  backface-visibility: hidden;
  transition:
    transform 0.22s ease,
    background 0.22s ease;
}

.tech-item::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.65),
    rgba(255, 255, 255, 0.45)
  );
  pointer-events: none;
}

.tech-item > * {
  position: relative;
  z-index: 1;
}

.tech-item:hover {
  transform: translateY(-4px);
  background: rgba(255, 255, 255, 0.85);
}

.tech-badge {
  width: 40px;
  height: 40px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, 0.1);
  flex: 0 0 auto;
}

.tech-item p {
  margin: 0;
  color: black;
}

.tech-media {
  border-radius: var(--radius);
  overflow: hidden;
}

.tech-visual {
  width: 100%;
  aspect-ratio: 4 / 3;
  height: 550px;
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.25);
}

/* CTA */
.tech-cta {
  position: relative;
  z-index: 2;
  margin-top: 42px;
  padding-bottom: 10px;
}
.cta-card {
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: var(--radius);
  padding: 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}
.cta-card h3 {
  margin: 0;
  color: rgba(0, 0, 0, 0.78);
}
.cta-card p {
  margin: 0;
  color: rgba(0, 0, 0, 0.78);
  max-width: 520px;
}

/* Animations */

@keyframes floaty {
  0% {
    transform: translate3d(0, 0, 0);
  }
  50% {
    transform: translate3d(0, -10px, 0);
  }
  100% {
    transform: translate3d(0, 0, 0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .tech-visual {
    animation: none !important;
  }
  .tech-item {
    transition: none !important;
  }
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Responsive */
@media (max-width: 980px) {
  .tech-visual {
    animation: none;
  }

  .tech-grid {
    grid-template-columns: 1fr;
  }

  .tech-item {
    background: rgba(255, 255, 255, 0.85);
  }

  .hero-grid {
    grid-template-columns: 1fr;
    text-align: left;
  }
  .hero-visual {
    order: -1;
  }
  .who-grid {
    grid-template-columns: 1fr;
  }
  .stats {
    grid-template-columns: 1fr 1fr 1fr;
  }
  .mvv-grid {
    grid-template-columns: 1fr;
  }
  .timeline {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .timeline::before {
    display: none;
  }
  .dot {
    display: none;
  }
  .choose-grid {
    grid-template-columns: 1fr 1fr;
  }
  .tech-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .stats {
    grid-template-columns: 1fr;
  }
  .choose-grid {
    grid-template-columns: 1fr;
  }
  .cta-card {
    flex-direction: column;
    align-items: flex-start;
  }
}