/* GLOBAL */
body {
  font-family: 'Inter', sans-serif;
  color: #0b2e2e;
  margin: 0;
}
section {
  min-height: 100vh;
  display: flex;
}

/* NAVBAR */
.navbar {
  border-bottom: 1px solid #eef3f3;
}

.nav-link {
  color: #5f7d7d;
  font-weight: 500;
  text-decoration: none;
}

.nav-link:hover {
  color: #0a8c8c;
}

/* HERO SECTION */
.hero {
  min-height: 90vh;
  background: #f7fbfb;
}

/* TITLE */
.hero-title {
  font-family: 'Playfair Display', serif;
  font-size: 50px;
  line-height: 1.1;
  font-weight: 600;
}

/* TEXT */
.hero-subtext {
  color: #5f7d7d;
  font-size: 18px;
  max-width: 520px;
}

.hero-note {
  color: #7aa;
  font-size: 14px;
}

/* BUTTONS */
.btn-primary {
  background: #0a8c8c;
  border: none;
  border-radius: 10px;
  padding: 12px 22px;
}

.btn-primary:hover {
  background: #087373;
}

.btn-light-outline {
  border: 1px solid #dbe7e7;
  border-radius: 10px;
  padding: 12px 22px;
  color: #0b2e2e;
  background: transparent;
}

.btn-light-outline:hover {
  background: #eef7f7;
}

/* DIAGRAM */
.hero-diagram {
  width: 90%;
  max-width: 500px;
  opacity: 0.95;
  transition: transform 0.4s ease;
}

.hero-diagram:hover {
  transform: scale(1.03);
}

/* RESPONSIVE */
@media (max-width: 768px) {

  .hero-title {
    font-size: 36px;
    text-align: center;
  }

  .hero-subtext,
  .hero-note {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
  }

  .hero-diagram {
    margin-top: 30px;
  }

}

/* PROCESS SECTION */
.process-section {
  background: #f1f6f6;
  padding: 100px 20px;
}

/* TITLE */
.process-title {
  font-family: 'Playfair Display', serif;
  font-size: 44px;
  font-weight: 600;
  line-height: 1.2;
}

/* IMAGE */
.process-image {
  width: 100%;
  max-width: 1200px;
  opacity: 0.95;
}

/* BULLETS */
.process-points {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

/* EACH LINE */
.point {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #4a6b6b;
  font-size: 15px;
}

/* DOT */
.dot {
  width: 6px;
  height: 6px;
  background: #0a8c8c;
  border-radius: 50%;
}

/* NOTE */
.process-note {
  font-size: 13px;
  color: #7aa;
  font-style: italic;
}

/* BENEFITS SECTION */
.benefits-section {
  background: #f7fbfb;
  padding: 120px 20px;
}

/* TITLE */
.benefits-title {
  font-family: 'Playfair Display', serif;
  font-size: 44px;
  line-height: 1.15;
  font-weight: 600;
}

/* TEXT */
.benefits-text {
  color: #5f7d7d;
  font-size: 16px;
  max-width: 520px;
}

/* COST SAVINGS BOX */
.savings-box {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: #e9f3f3;
  padding: 14px 22px;
  border-radius: 12px;
}

.savings-value {
  font-size: 24px;
  font-weight: 600;
  color: #0a8c8c;
}

.savings-label {
  font-size: 14px;
  color: #4a6b6b;
}

/* DIAGRAM */
.benefits-diagram {
  width: 80%;
  max-width: 500px;
  opacity: 0.95;
}

/* RESPONSIVE */
@media (max-width: 768px) {

  .benefits-title {
    font-size: 32px;
    text-align: center;
  }

  .benefits-text {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
  }

  .savings-box {
    justify-content: center;
  }
}
/* CARBON SECTION */
.carbon-section {
  background: #f1f6f6;
  padding: 120px 20px;
}

/* TITLE */
.carbon-title {
  font-family: 'Playfair Display', serif;
  font-size: 44px;
  font-weight: 600;
  line-height: 1.2;
}

/* SUBTEXT */
.carbon-subtext {
  color: #5f7d7d;
  font-size: 15px;
  max-width: 700px;
  margin: 0 auto;
}

/* DIAGRAM */
.carbon-diagram {
  width: 100%;
  max-width: 400px;
  opacity: 0.95;
}


/* FEATURE CARDS */
.carbon-features {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.feature-card {
  background: #FFFFFF;
  padding: 14px 10px 0px 10px;
  border-radius: 14px;
  min-width: 220px;
  text-align: center;
}

.feature-card h4 {
  font-family: 'Playfair Display', serif;
  font-size: 15px;
  margin-bottom: 6px;
}

.feature-card p {
  color: #5f7d7d;
  font-size: 12px;
}

/* FOOT NOTE */
.carbon-note {
  color: #7aa;
  font-size: 14px;
}

/* RESPONSIVE */
@media (max-width: 768px) {

  .carbon-title {
    font-size: 32px;
  }

  .carbon-diagram {
    margin-top: 20px;
  }

}

/* RESPONSIVE */
@media (max-width: 768px) {

  .process-title {
    font-size: 32px;
  }

  .process-image {
    margin-top: 20px;
  }

}

/* SUPPORT SECTION */
.support-section {
  background: #f7fbfb;
  padding: 120px 20px;
}

/* MISSION LABEL */
.mission-label {
  font-size: 20px;
  letter-spacing: 2px;
  color: #0a8c8c;
  margin-bottom: 20px;
}

/* MISSION TEXT */
.mission-text {
  font-size: 20px;
  font-weight: 400;
  color: #0b2e2e;
  max-width: 800px;
  margin: 0 auto;
  line-height: 1.6;
}

/* SUPPORTED TITLE */
.supported-title {
  font-family: 'Playfair Display', serif;
  font-size: 20px;
}

/* LOGO SLIDER */
.logo-slider {
  position: relative;
  overflow: hidden;

  background: #ffffff;
  border-radius: 20px;

  padding: 40px 20px;
  margin: 40px auto;

  max-width: 1100px;

  box-shadow: 0 10px 30px rgba(0,0,0,0.04);
}

/* TRACK */
.logo-track {
  display: flex;
  width: max-content;
  animation: scroll 35s linear infinite;
  align-items: center;
}

/* LOGOS */
.logo-track img {
  height: 50px;
  margin: 0 40px;
  opacity: 0.8;
  transition: 0.3s;
 max-width: 200px;
width:100%;
}

.logo-track img:hover {
  opacity: 1;
  filter: grayscale(0%);
}

/* ANIMATION */
@keyframes scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* CONTACT SECTION */
.contact-section {
  background: #f1f6f6;
  padding: 120px 20px;
}

/* TITLE */
.contact-title {
  font-family: 'Playfair Display', serif;
  font-size: 48px;
  font-weight: 600;
}

/* SUBTEXT */
.contact-subtext {
  color: #5f7d7d;
  font-size: 18px;
}

/* CARD */
.contact-card {
  background: #ffffff;
  border-radius: 18px;
  padding: 40px 30px;

  border: 1px solid #e6eeee;
  transition: all 0.25s ease;
}

.contact-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.05);
}

/* PROFILE IMAGE */
.profile-img {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  object-fit: cover;

  margin-bottom: 20px;

  border: 2px solid #e6eeee;
}

/* NAME */
.contact-card h4 {
  font-family: 'Playfair Display', serif;
  font-size: 20px;
  margin-bottom: 6px;
}

/* ROLE */
.role {
  color: #7aa;
  font-size: 14px;
  margin-bottom: 20px;
}

/* LINKS */
.contact-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.contact-links a {
  text-decoration: none;
  color: #0a8c8c;
  font-size: 14px;
}

.contact-links a:hover {
  text-decoration: underline;
}

.linkedin-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.linkedin-icon {
  width: 18px;
  height: 18px;
  opacity: 0.7;
  transition: 0.2s;
}

.linkedin-icon:hover {
  opacity: 1;
  transform: scale(1.1);
}

html {
  scroll-behavior: smooth;
}

/* SCROLL SNAP */
body {
  scroll-snap-type: y mandatory;
}


.footer {
  text-align: right;
  padding: 30px 10px;
  font-size: 13px;
  color: #7aa;
  background: #f1f6f6;
}

.nav-link {
  position: relative;
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0%;
  height: 2px;
  background: #0a8c8c;
  transition: 0.3s;
}

.nav-link:hover::after {
  width: 100%;
}

@media (max-width: 768px) {

  section {
    min-height: auto;       /* remove forced height */
    display: block;         /* disable flex */
    padding: 80px 20px;
  }

}

@media (max-width: 768px) {

  .hero-diagram,
  .process-image,
  .benefits-diagram,
  .carbon-diagram {
    width: 100%;
    max-width: 320px;
    margin: 30px auto 0;
    display: block;
  }

}

@media (max-width: 768px) {

  .container {
    text-align: center;
  }

  .row {
    flex-direction: column;
    align-items: center;
  }

}

@media (max-width: 768px) {

  h1, h2, h3 {
    margin-bottom: 16px;
  }

  p {
    margin-bottom: 12px;
  }

}

@media (max-width: 768px) {

  .contact-card {
    padding: 30px 20px;
  }

  .profile-img {
    width: 80px;
    height: 80px;
  }

}

@media (max-width: 768px) {

  .logo-track img {
    height: 30px;
    margin: 0 20px;
  }

}

@media (max-width: 768px) {

  .navbar {
    padding: 12px 16px;
  }

  .navbar-brand img {
    height: 28px;
  }

  .nav-link {
    padding: 12px 0;
    font-size: 16px;
  }

  .navbar-collapse {
    margin-top: 10px;
  }

}

.navbar-toggler {
  border: none;
}

.navbar-toggler:focus {
  box-shadow: none;
}

@media (max-width: 768px) {

  .navbar-collapse {
    background: #ffffff;
    padding: 10px 0;
    border-radius: 12px;
  }

}