:root {
  --primary: #0052cc;        /* main blue */
  --primary-soft: #e6f2ff;   /* light blue bg */
  --accent-sky: #1e88ff;     /* sky blue */
  --accent-green: #8dd38c;   /* soft green */
  --dark: #020617;           /* dark text/footer */
  --muted: #6b7280;
  --bg: #f3f7ff;             /* page background */
  --card: #ffffff;
}

/* GLOBAL RESET */
* {
  box-sizing: border-box;
  padding: 5px;
}

body {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI",
    Roboto, Arial;
  margin: 0;
  background: var(--bg);
  color: #0f172a;
}

/* Header */
header {
  background-color: var(--primary-soft);
  padding: 10px 0;
  border-bottom: 1px solid #d1d5db;
}

.container.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: nowrap;
  gap: 20px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo img {
  height: 45px;
  width: auto;
}

nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 25px;
  flex: 1;
}

nav a {
  text-decoration: none;
  color: #0f172a;
  font-weight: 500;
  transition: color 0.3s, background 0.3s;
}

nav a:hover,
nav a.active {
  color: var(--accent-sky);
}

.spacer {
  flex: 0.2;
}

.btn {
  background-color: var(--primary);
  color: white;
  padding: 8px 14px;
  border-radius: 6px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
}

.btn:hover {
  background-color: #0041a8;
}

/* Hero Section */
.hero {
  padding: 36px 0;
}

.hero h1 {
  margin: 0;
  font-size: 28px;
}

.muted {
  color: var(--muted);
}

/* Cards & Grid */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
  margin-top: 14px;
}

.card {
  background: var(--card);
  border-radius: 12px;
  padding: 18px;
  box-shadow: 0 6px 18px rgba(15, 23, 42, 0.06);
}

.center {
  text-align: center;
}

footer {
  padding: 30px 0;
  color: var(--muted);
  border-top: 1px solid #eef4ee;
  margin-top: 36px;
}

@media (max-width: 700px) {
  .hero {
    padding: 24px;
  }
  .grid {
    grid-template-columns: 1fr;
  }
}

nav a.active {
  background: rgba(30, 136, 255, 0.12);
  font-weight: 600;
}

ul {
  line-height: 1.7;
  color: var(--muted);
}

/* Contact form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 10px;
}

.contact-form input,
.contact-form textarea {
  padding: 10px;
  border-radius: 8px;
  border: 1px solid #d1d5db;
  font-size: 15px;
  font-family: inherit;
  resize: vertical;
}

.contact-form button {
  margin-top: 10px;
  align-self: flex-start;
  cursor: pointer;
}

h2 {
  color: var(--primary);
}

.card h2 {
  font-size: 18px;
  color: var(--primary);
  margin-bottom: 6px;
}

.card img {
  transition: transform 0.3s ease;
}

.card img:hover {
  transform: scale(1.05);
}

.card a.btn {
  display: inline-block;
}

.card form input:focus,
.card form textarea:focus,
.card form select:focus {
  border-color: var(--primary);
  outline: none;
  box-shadow: 0 0 3px var(--accent-sky);
}

/* Main box styling */
.netzero-box {
  background: linear-gradient(135deg, #e6f7ff, #c5f2d3);
  padding: 50px 25px;
  margin-top: 40px;
  border-radius: 30px;
  text-align: center;
  max-width: 1100px;
  margin-left: auto;
  margin-right: auto;
  box-shadow: 0px 4px 20px rgba(0, 0, 0, 0.08);
}

/* text styling */
.netzero-box h2 {
  font-size: 32px;
  font-weight: 700;
}

.highlight {
  font-size: 48px;
  font-weight: 800;
  color: var(--accent-sky);
}

.desc {
  max-width: 750px;
  margin: auto;
  font-size: 18px;
}

/* Slider container */
.slider-container {
  position: relative;
  margin-top: 35px;
  border-radius: 22px;
  overflow: hidden;
  z-index: 5;
}

.slide {
  display: none;
  width: 100%;
  position: relative;
}

.slide.active {
  display: block;
}

/* Slide images */
.slide img {
  width: 100%;
  border-radius: 22px;
}

/* Custom slide (if used) */
.custom-slide {
  background: #e6f2ff;
  padding: 35px 20px;
  border-radius: 22px;
  text-align: center;
}

.slide-title {
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 8px;
}

.slide-text {
  max-width: 650px;
  margin: auto;
  font-size: 18px;
  line-height: 1.5;
}

.slide-tagline {
  margin-top: 12px;
  font-size: 20px;
  font-weight: 600;
}

.slide-btn {
  display: inline-block;
  margin-top: 18px;
  background: #ffffff;
  padding: 10px 22px;
  text-decoration: none;
  color: #0f172a;
  border-radius: 25px;
  font-weight: 700;
  cursor: pointer;
  position: relative;
  z-index: 20;
}

.slide-illustration {
  margin-top: 18px;
  width: 95%;
  max-width: 500px;
  border-radius: 18px;
}

/* Slider Buttons */
.slider-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: #ffffffd8;
  border: none;
  font-size: 28px;
  padding: 8px 14px;
  border-radius: 50%;
  cursor: pointer;
  z-index: 30;
}

.prev {
  left: 12px;
}
.next {
  right: 12px;
}

.slider-btn:hover {
  background: var(--primary);
  color: #ffffff;
}

/* Dots */
.dots {
  margin-top: 12px;
  display: flex;
  gap: 7px;
  justify-content: center;
}

.dot {
  width: 10px;
  height: 10px;
  background: #cbd5e1;
  border-radius: 50%;
  cursor: pointer;
}

.active-dot {
  background: var(--accent-sky);
}

/* Feature Section Container */
.feature-section {
  display: flex;
  justify-content: center;
  gap: 25px;
  margin: 50px auto;
  flex-wrap: wrap;
}

/* Individual Cards */
.feature-card {
  background: #ffffff;
  width: 260px;
  padding: 25px;
  border-radius: 16px;
  text-align: center;
  box-shadow: 0px 4px 18px rgba(0, 0, 0, 0.08);
  position: relative;
  transition: 0.2s ease;
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: 0px 6px 25px rgba(0, 0, 0, 0.15);
}

/* Circle Icon */
.feature-icon {
  background: #e3f2ff;
  width: 75px;
  height: 75px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  margin: -50px auto 10px;
  box-shadow: 0px 3px 10px rgba(0, 0, 0, 0.08);
}

/* Titles */
.feature-card h3 {
  color: var(--primary);
  font-size: 20px;
  font-weight: 800;
  margin-bottom: 5px;
}

.feature-card h4 {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 10px;
}

/* Description */
.feature-card p {
  font-size: 14px;
  color: #444;
  line-height: 1.4;
  min-height: 65px;
}

/* READ MORE Button */
.feature-btn {
  display: inline-block;
  background: var(--accent-sky);
  padding: 10px 20px;
  border-radius: 10px;
  font-weight: 700;
  color: #ffffff;
  text-decoration: none;
  margin-top: 10px;
}

.feature-btn:hover {
  background: var(--primary);
}

/* Services Section */
.services-section {
  padding: 60px 25px;
  text-align: center;
  background: linear-gradient(to bottom, #ffffff, #e9f3ff);
}

.services-title {
  font-size: 42px;
  font-weight: 800;
  margin-bottom: 18px;
  color: #0f172a;
}

.services-text {
  max-width: 900px;
  margin: 0 auto;
  font-size: 17px;
  line-height: 1.7;
  color: #333;
}

/* PRODUCTS SECTION */
.products-section {
  display: flex;
  justify-content: space-between;
  gap: 40px;
  padding: 60px 40px;
  align-items: flex-start;
}

/* LEFT SIDE */
.products-left {
  width: 35%;
}

.products-title {
  font-size: 42px;
  font-weight: 800;
  margin-bottom: 15px;
}

.products-desc {
  font-size: 16px;
  color: #555;
  line-height: 1.7;
  margin-bottom: 25px;
}

.products-sub {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 12px;
}

.products-btn {
  display: inline-block;
  background: var(--accent-sky);
  padding: 15px 35px;
  border-radius: 30px;
  font-weight: 700;
  text-decoration: none;
  color: #ffffff;
}

/* RIGHT GRID */
.products-grid {
  width: 55%;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

/* PRODUCT BOX BG COLOR */
.product-box {
  background: var(--accent-sky);
  border-radius: 16px;
  padding: 25px 10px;
  text-align: center;
  transition: 0.2s ease-in-out;
  color: #ffffff;
}

.product-box:hover {
  transform: translateY(-6px);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.15);
}

.product-box img {
  width: 60px;
  margin-bottom: 10px;
}

.product-box p {
  font-weight: 600;
  font-size: 15px;
}

/* Partner Onboarding Section */
.partner-section {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 70px 40px;
  background: #e9f3ff;
  border-radius: 25px;
  margin: 60px auto;
  gap: 40px;
}

/* LEFT SIDE */
.partner-left {
  width: 45%;
}

.partner-title {
  font-size: 40px;
  font-weight: 800;
  margin-bottom: 15px;
}

.partner-text {
  font-size: 17px;
  color: #444;
  line-height: 1.7;
  margin-bottom: 20px;
}

.partner-sub {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 15px;
}

/* PARTNER ONBOARDING */
.partner-btn {
  display: inline-block;
  background: var(--accent-sky);
  padding: 15px 35px;
  border-radius: 28px;
  font-weight: 700;
  text-decoration: none;
  color: #ffffff;
}

/* RIGHT IMAGE */
.partner-right img {
  width: 460px;
  border-radius: 20px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.1);
}

/* Responsive */
@media (max-width: 900px) {
  .partner-section {
    flex-direction: column;
    text-align: center;
  }
  .partner-left,
  .partner-right {
    width: 100%;
  }
  .partner-right img {
    width: 80%;
  }
}

/* Awareness Section */
.awareness-section {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 70px 40px;
  background: linear-gradient(to bottom right, #f0f9ff, #e0f7fa);
  border-radius: 20px;
  margin: 60px auto;
  gap: 40px;
}

/* LEFT CONTENT */
.awareness-left {
  width: 50%;
}

.aware-title {
  font-size: 40px;
  font-weight: 800;
  color: #111;
  margin-bottom: 18px;
}

/* EXPANDING AWARENESS , PRESERVING THE WORLD  */
.aware-title span {
  color: var(--primary);
}

.aware-text {
  font-size: 17px;
  color: #444;
  line-height: 1.7;
  margin-bottom: 18px;
}

.aware-sub {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 15px;
}

/* Buttons */
.aware-buttons {
  display: flex;
  gap: 15px;
}

.aware-btn-primary {
  background: var(--accent-sky);
  padding: 14px 28px;
  border-radius: 30px;
  font-weight: 700;
  color: #ffffff;
  text-decoration: none;
}

.aware-btn-secondary {
  background: transparent;
  padding: 12px 26px;
  border: 2px solid var(--accent-sky);
  border-radius: 30px;
  font-weight: 700;
  color: #0f172a;
  text-decoration: none;
}

/* RIGHT IMAGES */
.awareness-right {
  width: 45%;
  position: relative;
}

.aware-img {
  width: 230px;
  border-radius: 25px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
  position: absolute;
}

.img1 {
  top: 0;
  right: 80px;
}

.img2 {
  bottom: 0;
  right: 0;
}

/* Responsive */
@media (max-width: 900px) {
  .awareness-section {
    flex-direction: column;
    text-align: center;
  }

  .awareness-left,
  .awareness-right {
    width: 100%;
  }

  .aware-buttons {
    justify-content: center;
  }

  .aware-img {
    position: static;
    margin: 15px auto;
    display: block;
  }
}

/* CSR Section */
.csr-section {
  padding: 70px 40px;
  text-align: center;
  background: linear-gradient(to bottom, #ffffff, #e6f3ff);
  border-radius: 20px;
  margin: 60px auto;
}

/* Title */
.csr-title {
  font-size: 38px;
  font-weight: 800;
  margin-bottom: 18px;
}

/* Subtitle */
.csr-subtitle {
  font-size: 26px;
  font-weight: 700;
  color: #111;
  margin-bottom: 20px;
}

.csr-subtitle span {
  color: var(--primary);
}

/* Description */
.csr-text {
  max-width: 850px;
  margin: 0 auto 25px;
  font-size: 16px;
  line-height: 1.7;
  color: #444;
}

/* Small text above button */
.csr-learn {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 15px;
}

/* Button */
.csr-btn {
  display: inline-block;
  background: var(--accent-sky);
  padding: 14px 28px;
  border-radius: 28px;
  color: #ffffff;
  font-weight: 700;
  text-decoration: none;
}

/* Responsive */
@media (max-width: 900px) {
  .csr-section {
    padding: 60px 25px;
  }
  .csr-text {
    font-size: 15px;
  }
}

/* Founder Section */
.founder-section {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 70px 50px;
  gap: 40px;
}

/* Text Column */
.founder-left {
  width: 60%;
}

.founder-title {
  font-size: 34px;
  font-weight: 800;
  margin-bottom: 8px;
}

.founder-name {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 10px;
}

.founder-quote {
  font-style: italic;
  color: #333;
  margin-bottom: 18px;
  line-height: 1.6;
}

.founder-text {
  font-size: 15px;
  line-height: 1.7;
  color: #444;
}

/* Image Column */
.founder-right img {
  width: 300px;
  border-radius: 15px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

/* Responsive */
@media (max-width: 900px) {
  .founder-section {
    flex-direction: column;
    text-align: center;
  }

  .founder-left {
    width: 100%;
  }

  .founder-right img {
    margin: 20px auto;
  }
}

/* Email Section Block */
.email-section {
  background: #f3f7ff;
  padding: 50px 30px;
  border-radius: 20px;
  width: 75%;
  margin: 60px auto;
  text-align: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.07);
}

/* Heading */
.email-title {
  font-size: 26px;
  font-weight: 700;
  margin-bottom: 30px;
}

.email-title span {
  color: var(--accent-sky);
}

/* Form */
.email-form label {
  display: block;
  margin-bottom: 10px;
  font-size: 15px;
  color: #555;
}

/* Input + Button Wrapper */
.email-input-wrapper {
  display: flex;
  justify-content: center;
  align-items: center;
  background: #eef3ff;
  padding: 8px;
  border-radius: 40px;
  width: 60%;
  margin: 0 auto;
  min-width: 320px;
}

/* Input Field */
.email-input-wrapper input {
  width: 100%;
  padding: 14px 18px;
  border: none;
  background: transparent;
  font-size: 16px;
  outline: none;
}

/* Submit Button */
.email-input-wrapper button {
  background: var(--accent-sky);
  padding: 10px 25px;
  border-radius: 30px;
  border: none;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  color: #ffffff;
}

.email-input-wrapper button:hover {
  background: var(--primary);
}

/* Responsive */
@media (max-width: 768px) {
  .email-section {
    width: 90%;
  }

  .email-input-wrapper {
    width: 100%;
  }
}

/* Footer Section */
.footer {
  width: 100%;
  background: #020617;
  padding: 40px 80px;
  border-top: 1px solid #111827;
  color: #e5e7eb;
}

.footer-main {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
}

.footer-column {
  width: 18%;
  min-width: 180px;
}

.footer-column.about {
  width: 22%;
  min-width: 240px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.footer-logo img {
  width: 55px;
}

.footer-logo span {
  font-size: 28px;
  font-weight: 800;
  color: #f9fafb;
}

/* FOOTER SECTION HEADING COLORS */
.footer-column h3 {
  font-size: 18px;
  font-weight: 700;
  color: #38bdf8;
  margin-bottom: 12px;
}

.footer-column a {
  display: block;
  text-decoration: none;
  color: #d1d5db;
  margin: 6px 0;
  font-size: 15px;
}

.footer-column a:hover {
  color: #38bdf8;
}

/* Contact Icons Fix */
.footer-item {
  display: flex;
  gap: 10px;
  font-size: 14px;
  margin-bottom: 12px;
  line-height: 20px;
}

.footer-item img {
  width: 16px;
  height: 16px;
  margin-top: 4px;
}

/* Bottom Section */
.footer-bottom {
  margin-top: 40px;
  text-align: center;
}

.tagline {
  font-size: 18px;
  margin-bottom: 12px;
  font-weight: 600;
  color: #e5e7eb;
}

/* Social icons */
.social-icons img {
  width: 30px;
  margin: 0 6px;
  cursor: pointer;
}

.policies {
  margin-top: 12px;
  font-size: 13px;
  color: #9ca3af;
}

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

.policies a:hover {
  color: #38bdf8;
}

.footer-bottom p {
  margin-top: 10px;
  font-size: 14px;
}

/* Responsive fix */
@media (max-width: 1000px) {
  .footer-main {
    flex-wrap: wrap;
  }

  .footer-column {
    width: 45%;
  }

  .footer-column.about {
    width: 100%;
  }
}

@media (max-width: 600px) {
  .footer-column {
    width: 100%;
  }
}

/* Alternative products-grid layout (if you use this override) */
.products-grid {
  width: 80%;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
  justify-content: center;
}

.product-card {
  width: 100%;
  max-width: 450px;
  background: #e6f2ff;
  padding: 30px;
  border-radius: 20px;
  text-align: center;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}