html, body {
    height: 100%;
}
html, body {
  overflow-x: hidden;
}

body {
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Arial, sans-serif;
    background-color: #edf5fa;
    color: #232d38;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    /* Decorative SVG symbols background */
    background-image: url('data:image/svg+xml;utf8,<svg width="350" height="350" xmlns="http://www.w3.org/2000/svg"><text x="10" y="40" font-size="15" fill="#3fa3ef">O₂</text><text x="60" y="90" font-size="16" fill="#ea5cad">N₂</text><text x="110" y="70" font-size="15" fill="#00c898">Ar</text><text x="210" y="50" font-size="17" fill="#ffcc53">He</text><text x="320" y="60" font-size="16" fill="#ff6f61">DA</text><text x="235" y="160" font-size="16" fill="#00b7c9">H₂</text><text x="170" y="220" font-size="15" fill="#2ee59d">NH₃</text><text x="140" y="95" font-size="14" fill="#a4befe">N₂O</text><text x="250" y="80" font-size="14" fill="#ffe148">ZA</text><text x="280" y="310" font-size="17" fill="#7ad0fa">🏭</text></svg>');
    background-repeat: repeat;
}


.background-shape {
    position: fixed;
    z-index: 0;
    pointer-events: none;
    opacity: 0.2;
    width: 220px;
    height: 220px;
    background-repeat: no-repeat;
    background-size: contain;
}

/* HEADER */
header,
.header-flex {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 30px;
    padding: 8px 24px;
    background: #fff;
    box-shadow: 0 2px 14px rgba(31,41,55,0.10);
    border-radius: 0 0 16px 16px;
    width: 100%;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.company-brand img {
    height: 90px;
    width: auto;
    margin-right: 7px;
    max-height: 80px;
}
.company-brand {
    display: flex;
    align-items: center;
    gap: 18px;
}
.company-title {
    font-size: 2.1rem;
    font-weight: 700;
    color: #287b8c;
    letter-spacing: .04em;
}
nav .main-menu {
    display: flex;
    gap: 30px;
    list-style: none;
    margin: 0;
    padding: 0;
}
nav .main-menu li a {
    color: #232d38;
    font-weight: 500;
    font-size: 1.1rem;
    text-decoration: none;
    padding: 6px 18px;
    border-radius: 20px;
    transition: background 0.18s, color 0.18s;
    background: transparent;
}

a.active {
  background: #e1f5fa !important;
  color: #198daa !important;
}


/* MAIN (gap is handled by flex, leave blank for adding content later) */
main {
    flex: 1 1 auto;
    min-height: 60px; /* Ensures blank area for future product designs */
}


/* FOOTER */
.footer-unique {
    background: #141d23;
    color: #fff;
    padding-top: 38px;
    margin-top: 42px;
    font-family: 'Segoe UI', Arial, sans-serif;
    position: relative;
}

.footer-grid {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 100px;
    max-width: 1200px;
    margin: auto;
    padding: 0 4vw 8px 4vw;
    flex-wrap: wrap;
}
.footer-contact-block,
.footer-links-block,
.footer-social-block {
    min-width: 210px;
}
.footer-logo-block {
    margin-top: 44px;
    text-align: center;
}
.footer-logo-block .footer-logo {
    width: 102px;
    height: auto;
    margin-bottom: 6px;
}
.footer-tagline {
    font-size: 0.98rem;
    color: #b2dffb;
    margin-top: 7px;
    font-weight: 400;
}
.footer-contact-block h4,
.footer-links-block h4,
.footer-social-block h4 {
    color: #3fe8c9;
    margin-bottom: 9px;
    font-weight: 600;
    font-size: 1.09rem;
}
.footer-contact-block p {
    margin: 6px 0;
    font-size: 0.98rem;
}
.footer-links-block ul {
    list-style: none;
    padding: 0;
    margin: 0;
}
.footer-links-block li { margin-bottom: 8px; }
.footer-links-block a {
    color: #fff;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.19s;
}
.footer-links-block a:hover { color: #3fe8c9; text-decoration: underline; }
.footer-contact-block i { color: #3fe8c9; margin-right: 7px; }
.footer-divider {
    border-top: 1.5px dashed #333d;
    margin: 32px auto 7px auto;
    max-width: 1100px;
}

/* Footer bottom: Center social media icons and copyright text in one row */
.footer-bottom {
    width: 100%;
    padding-bottom: 18px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}
.footer-bottom-icons {
    margin-bottom: 2px;
}
.footer-bottom-icons a {
    color: #fff;
    font-size: 1.7em;
    margin: 0 10px;
    display: inline-block;
    transition: color 0.2s, transform 0.16s;
}
.footer-bottom-icons a:hover {
    color: #3fe8c9;
    transform: scale(1.17) rotate(-3deg);
}
.footer-bottom-copyright {
    color: #fff;
    font-size: 1.04rem;
    margin-top: 3px;
}

/* Email/Phone/Map Custom */
.footer-email-icon { color: #38d3f6; font-size: 1.18em; margin-right: 7px; vertical-align: middle; }
.footer-email-link { color: #b6effb; font-size: 1.07em; text-decoration: none; font-weight: 500; transition: color 0.17s; }
.footer-email-link:hover { color: #4ae9de; text-decoration: underline; }
.footer-phone-icon { color: #1fe9ad; font-size: 1.18em; margin-right: 7px; vertical-align: middle; }
.footer-phone-link { color: #a5ffda; font-size: 1.07em; text-decoration: none; font-weight: 500; transition: color 0.17s; }
.footer-phone-link:hover { color: #3fe8c9; text-decoration: underline; }
.footer-map-icon { color: #fc8383; font-size: 1.18em; margin-right: 7px; vertical-align: middle; }
.footer-map-link { color: #ffdada; font-size: 1.07em; text-decoration: none; font-weight: 500; transition: color 0.17s; }
.footer-map-link:hover { color: #ff9595; text-decoration: underline; }

/* Responsive styles for mobile/tablet */
@media (max-width: 950px) {
    .footer-grid { gap: 32px; }
    .footer-contact-block, .footer-links-block, .footer-social-block { min-width: 160px; }
}
@media (max-width: 800px) {
    .footer-bottom-icons { font-size: 1.4em; }
}
@media (max-width: 700px) {
    .footer-grid { flex-direction: column; gap: 100px; align-items: center; }
}

nav .main-menu li a:hover {
    color: #287b8c;
    background: #eaf5fa;
}
.about-page-section {
  padding: 60px 0 50px 0; /* gap above and below, adjusts between header and footer */
  background: #18242c; /* or your chosen bg color */
}
.about-page-container {
  display: flex;
  max-width: 1200px;
  margin: 0 auto;
  gap: 48px;
  align-items: flex-start;
}
.about-main-content {
  flex: 2 1 60%;
  color: #dbe7f3;
  font-size: 1.11rem;
}
.about-side-panel {
  flex: 1 1 320px;
  display: flex;
  flex-direction: column;
  gap: 36px;
}
.about-products, .about-contact {
  background: #232f3e;
  border-radius: 14px;
  color: #38d3f6;
  padding: 32px 22px;
  margin-bottom: 18px;
  box-shadow: 0 4px 26px rgba(31,41,55,0.10);
}
.about-products h3,
.about-contact h3 {
  margin-top: 0;
  color: #fff;
  letter-spacing: 1px;
}
.about-products ul {
  padding-left: 20px;
  margin: 0;
  color: #b0c9de;
}
.about-contact div { margin-bottom: 7px; }
@media (max-width: 900px) {
  .about-page-container { flex-direction: column; gap: 32px; }
  .about-side-panel { flex-direction: row; gap: 16px; }
}
.about-page-section {
  padding: 60px 0 50px 0;
  background: #f9f6ee; /* Try #f7f7fd or #f3f4f6 for modern neutral look */
}

.about-products, .about-contact {
  background: #ffffff;  /* Pure white cards look clean on a soft background */
  color: #236292;       /* Deep blue text for visibility */
  border-radius: 14px;
  box-shadow: 0 4px 26px rgba(31,41,55,0.10);
  padding: 32px 22px;
}

.about-products h3,
.about-contact h3 {
  color: #236292;
}

.about-products ul {
  color: #444e5b;
}
/* Soft, modern background */
.about-page-section {
  padding: 60px 0 50px 0;
  background: #f7f7fc; /* Soft off-white, pleasant and modern */
}

.about-page-container {
  display: flex;
  max-width: 1200px;
  margin: 0 auto;
  gap: 48px;
  align-items: flex-start;
}

.about-main-content {
  flex: 2 1 60%;
  color: #213547; /* Dark gray text for contrast */
  font-size: 1.14rem;
}

/* Elegant card panels for sidebar */
.about-products, .about-contact {
  background: #ffffff;               /* classic white
.about-products, .about-contact {
  background: #fff;
  color: #263241;
  border: 1.5px solid #e4ecf8;       /* Subtle border */
  border-radius: 8px;
  box-shadow: 0 3px 16px rgba(31,41,55,0.06);
  padding: 28px 20px 22px 20px;
  margin-bottom: 26px;
  font-family: 'Segoe UI', Arial, sans-serif;
  position: relative;
}

.about-products h3, .about-contact h3 {
  color: #1576b5;
  font-size: 1.12rem;
  font-weight: 700;
  margin: 0 -20px 18px -20px;
  padding: 12px 20px 10px 20px;
  border-bottom: 2px solid #2196f3;    /* Accent line */
  background: #fff;
}

.about-products ul, .about-contact ul {
  padding-left: 0;
  list-style: none;
}

.about-products ul li, .about-contact div {
  margin-bottom: 14px;
  font-weight: 500;
}

.about-products ul li {
  display: flex;
  align-items: center;
  font-family: inherit;
}

.about-products ul li::before {
  content: "+";
  color: #abbfd1;
  margin-right: 11px;
  font-weight: 800;
  font-size: 1.15em;
  line-height: 1;
}

/* Accent links for phone/email */
.about-contact a {
  color: #0d7fd3;
  font-weight: 600;
  text-decoration: underline dotted;
}

.about-products {
  margin-bottom: 18px;
}
/* Card base */
.about-products, .about-contact {
  background: linear-gradient(135deg, #fff 90%, #eafeff 100%);
  color: #22334d;
  border: 2px solid #e4ecf8;
  border-radius: 16px;
  box-shadow: 0 6px 24px 0 rgba(91,114,153,0.10);
  padding: 30px 26px 24px 26px;
  margin-bottom: 28px;
  font-family: 'Poppins', 'Segoe UI', Arial, sans-serif;
  position: relative;
  transition: box-shadow 0.18s;
}

/* Hover/active effect */
.about-products:hover, .about-contact:hover {
  box-shadow: 0 12px 36px 0 rgba(65,117,178,0.16);
  border-color: #52b2fd;
}

/* Big, blue accent title with a line */
.about-products h3, .about-contact h3 {
  color: #0a79c6;
  font-size: 1.26rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding-bottom: 10px;
  border-bottom: 2px solid #1bb5fd;
  margin-bottom: 22px;
  background: none;
}

/* UL and List */
.about-products ul {
  margin: 0;
  padding-left: 8px;
  list-style: none;
}

.about-products ul li {
  font-weight: 600;
  display: flex;
  align-items: center;
  margin-bottom: 9px;
  font-size: 1.09rem;
  letter-spacing: 0.015em;
  font-family: inherit;
}

.about-products ul li::before {
  content: "+";
  color: #16a6c2;
  margin-right: 13px;
  font-weight: 800;
  font-size: 1.15em;
}

/* Contact Details */
.about-contact div, .about-contact a {
  margin-bottom: 10px;
  font-size: 1.06rem;
}

.about-contact a {
  color: #1887dc;
  font-weight: 600;
  text-decoration: underline dotted;
  transition: color 0.13s;
}
.about-contact a:hover { color: #00416a; }

.about-contact {
  border-top: 5px solid #55d8e8;
}

.about-products {
  border-top: 5px solid #1bb5fd;
}
.about-main-content {
  max-width: 650px;
  margin-left: auto;
  margin-right: auto;
  padding: 12px 0;
  line-height: 1.7;
}

.about-main-content section {
  margin-bottom: 30px;
}

.about-main-content h1, .about-main-content h2 {
  margin-bottom: 18px;
  font-weight: 700;
  letter-spacing: 0.01em;
  text-align: left;
}

.about-main-content p, 
.about-main-content ul {
  font-size: 1.09rem;
  margin-bottom: 14px;
  text-align: left;
}

.about-main-content ul { 
  padding-left: 20px; 
  list-style: disc;
}

.aboutus-company-block p {
  margin-bottom: 18px;
}
.about-contact {
  background: linear-gradient(135deg, #f8fafb 83%, #e6ecf7 100%);
  border: 1.5px solid #dadfe7;
  border-radius: 14px;
  box-shadow: 0 8px 20px rgba(36,66,109,0.09);
  padding: 32px 18px 26px 18px;
  color: #26405c;
  margin-bottom: 28px;
  font-family: inherit;
  max-width: 380px;
}

.about-contact h3 {
  background: linear-gradient(90deg, #f5f7fa 95%, #dde5f1 100%);
  border-bottom: 1px solid #b2bdd0;
  border-radius: 8px 8px 0 0;
  margin: -18px -18px 22px -18px;
  padding: 16px 18px 13px 18px;
  font-size: 1.18rem;
  color: #1a6fb1;
  font-weight: 700;
}

.about-contact div {
  display: flex;
  align-items: center;
  margin-bottom: 16px;
  font-size: 1rem;
}

/* Phone and email styling for mobile */
.about-contact .contact-email a,
.about-contact .contact-phone a {
  font-size: 1.12rem;
  font-weight: 700;
  color: #207ad5;
  background: none;
  text-decoration: none; /* remove dotted underline */
  padding-left: 3px;
  letter-spacing: 0.01em;
}

/* On mobile, make phone/email even clearer */
@media (max-width: 600px) {
  .about-contact .contact-email a,
  .about-contact .contact-phone a {
    font-size: 1.14rem;
    font-weight: 800;
    word-break: break-all;
  }
}
.about-page-section {
  position: relative;
  background: #f7f8fb;
  overflow: visible;
}

/* Left decoration only extends as tall as the content! */
.about-left-decoration {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 340px;
  min-height: 100%;
  z-index: 0;
  pointer-events: none;
  background:
    linear-gradient(135deg, #f5fafd 80%, #eaf1fb 100%),
    url('data:image/svg+xml;utf8,<svg width="320" height="800" xmlns="http://www.w3.org/2000/svg"><ellipse cx="130" cy="200" rx="110" ry="170" fill="%23e4f0fd"/><ellipse cx="160" cy="550" rx="80" ry="110" fill="%23e4eafd" opacity="0.4"/><text x="40" y="90" font-size="24" fill="%239ed0ff" font-family="Segoe UI">O₂</text><text x="160" y="140" font-size="22" fill="%23fed18b" font-family="Segoe UI">He</text></svg>') left top no-repeat;
}

/* Make sure the content spans over the left shape */
.about-page-container {
  position: relative;
  z-index: 1;
  background: none;
}

/* Responsive: remove on mobile for clean view */
@media (max-width: 900px) {
  .about-left-decoration { display: none; }
}

/* Global overflow fix */
html, body {
  max-width: 100%;
  overflow-x: hidden;
}

/* Make main layout respect viewport */
main {
  width: 100%;
  box-sizing: border-box;
}