@import url('https://fonts.googleapis.com/css2?family=Roboto:ital,wght@0,100..900;1,100..900&display=swap');
/* ========================================
   CSS Variables (Design Tokens)
   ======================================== */
:root {
  /* Colors */
  --color-navy: hsl(220, 30%, 15%);
  --color-dark: hsl(220, 25%, 12%);
  --color-gold: hsl(40, 45%, 55%);
  --color-green: hsl(150, 50%, 40%);
  --color-text: hsl(220, 15%, 35%);
  --color-body: hsl(220, 10%, 30%);
  --color-light-gray: hsl(220, 10%, 95%);
  --color-white: hsl(0, 0%, 100%);
  --color-gray-100: hsl(0, 0%, 96%);
  --color-gray-300: hsl(0, 0%, 80%);
  --color-gray-400: hsl(0, 0%, 65%);
  --color-gray-500: hsl(0, 0%, 55%);
  
  /* Typography */
  --font-heading: "Roboto", serif;
    --font-body: "Roboto", serif;
  
  /* Spacing */
  --container-max: 1200px;
  --container-padding: 1.5rem;
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 300ms ease;
}

/* ========================================
   Reset & Base Styles
   ======================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.7;
  color: var(--color-body);
  background-color: var(--color-white);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
}

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

strong {
  font-weight: 600;
}

/* ========================================
   Utility Classes
   ======================================== */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* ========================================
   Header Styles
   ======================================== */
.header {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1.5rem;
  padding-bottom: 1.5rem;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--color-white);
  flex-shrink: 0;
}

.logo svg {
  width: 50px;
  height: 50px;
}

.logo-text {
  font-family: 'Arial Black', sans-serif;
  font-size: 1.875rem;
  font-weight: 700;
  letter-spacing: 0.05em;
}

/* Desktop Navigation */
.nav-desktop {
  display: none;
  align-items: center;
  gap: 1.5rem;
}

@media (min-width: 1024px) {
  .nav-desktop {
    display: flex;
  }
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: hsla(0, 0%, 100%, 0.9);
  font-size: 0.875rem;
  font-weight: 500;
  transition: color var(--transition-fast);
}

.nav-item:hover,
.nav-item:focus {
  color: #73b943;
}

.nav-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background-color: #fff;
}

/* Mobile Menu Button */
.mobile-menu-btn {
  display: block;
  padding: 0.5rem;
  color: var(--color-white);
}

@media (min-width: 1024px) {
  .mobile-menu-btn {
    display: none;
  }
}

/* Mobile Navigation */
.nav-mobile {
  background-color: var(--color-navy);
  padding: 1rem var(--container-padding);
}

.nav-mobile[hidden] {
  display: none;
}

.nav-item-mobile {
  display: block;
  padding: 0.75rem 0;
  color: hsla(0, 0%, 100%, 0.9);
  font-size: 0.9375rem;
  font-weight: 500;
  border-bottom: 1px solid hsla(0, 0%, 100%, 0.1);
  transition: color var(--transition-fast);
}

.nav-item-mobile:last-child {
  border-bottom: none;
}

.nav-item-mobile:hover,
.nav-item-mobile:focus {
  color: var(--color-white);
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
  position: relative;
  min-height: 430px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('../images/hero-env.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero-bg-tu {
  position: absolute;
  inset: 0;
  background-image: url('../images/about-usje.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}


.hero-bg1 {
  position: absolute;
  inset: 0;
  background-image: url('../images/header-bg-inner.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}


.hero-bg2 {
  position: absolute;
  inset: 0;
  background-image: url('../images/env-bg.jpg');
  background-size: cover;
  background-position: 50% 90%;
  background-repeat: no-repeat;
}


.hero-bgae {
  position: absolute;
  inset: 0;
  background-image: url('../images/air-emissions.jpg');
  background-size: cover;
  background-position: 100% 50%;
  background-repeat: no-repeat;
}


.hero-overlay {
  position: absolute;
  inset: 0;
  background: #544e4e52;
}

.hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
  padding-top: 7rem;
  padding-bottom: 5rem;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: 2.625rem;
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: 0.025em;
  color: var(--color-white);
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 3rem;
  }
}

@media (min-width: 1024px) {
  .hero-title {
    font-size: 3.375rem;
  }
}

.gold-underline {
  width: 4rem;
  height: 0.25rem;
  margin: 1.5rem auto 0;
  background-color: #0066b1;
}


.contact {
  background: #f0f0f0!important;
}


.contact-info {
  display: flex;
  max-width: 1000px;
  margin: 0 auto;
  flex-wrap: wrap;
  gap: 4rem;
}


.contact-info .col-md-7 {
  width: 55%;
}


.contact-info h2 {
color: #22326e; 
text-transform: uppercase;
margin-bottom: 10px;
font-size: 25px;
}


.contact-info ul li {
  margin-bottom: 20px;
  font-size: 20px;
}

.contact-info ul li a{
  color: #73b943;
  font-weight: 600;
}

.contact-info ul li strong{
 text-transform: uppercase;
}

.contact-info .form input[type="text"],
.contact-info .form input[type="email"]{
  display: block;
  padding: 20px 15px;
  margin-bottom: 20px;
  width: 100%;
}


.contact-info .form textarea {
  display: block;
  padding: 20px 15px;
  margin-bottom: 20px;
  width: 100%;
  min-height: 300px;
}


.contact-info .form button[type="submit"]{
  display: block;
  margin-top: 20px;
  padding: 15px 25px;
  margin-bottom: 20px;
  width: auto;
  background: #73b943;
  color: #fff;
  font-size: 16px;
  text-transform: uppercase;
}



/* Styling for all modern browsers */
input::placeholder, textarea::placeholder {
  color: #000; 
  font-weight: bold;
  font-size: 16px;

}

/* Vendor-prefixed versions for older browser compatibility */
input::-webkit-input-placeholder, textarea::-webkit-input-placeholder { /* Chrome, Safari, Opera */
  color: #000; 
  font-weight: bold;
  font-size: 16px;
}

input:-moz-placeholder, textarea:-moz-placeholder { /* Firefox 18- */
   color: #000; 
  font-weight: bold;
  font-size: 16px;
}

input::-moz-placeholder, textarea::-moz-placeholder { /* Firefox 19+ */
  color: #000; 
  font-weight: bold;
  font-size: 16px;
}

input:-ms-input-placeholder, textarea:-ms-input-placeholder { /* IE 10+ */
  color: #000; 
  font-weight: bold;
  font-size: 16px;
}



.em-container {
     padding: 50px 50px!important;
    background: #f0f0f0!important;
    max-width: 1200px;
    margin: 0 auto;
}

.em-container h3.title {
  font-size: 40px;
  color: #22326e;
}


ul.em {
   display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap:20px;
  width: 100%;
  padding: 0;
  margin: 30px 0px;
  list-style: none;
}


ul.em li {
  background: #4bbdb6;
  color: #fff;
  padding: 45px;
   flex: 0 0 33.3333%;
  box-sizing: border-box;
  position: relative;
  cursor: pointer;
  transition: background-color var(--transition-normal), transform var(--transition-normal);
}


ul.em li:hover {
  background: #0066b1;
}

ul.em li.active {
  background: #0066b1;
}



ul.em li h3 {
    font-size: 35px;
    line-height: 30px;
}

ul.em li h3 span {
  text-transform: none;
  display: block;
  font-weight: 400;
  font-size: 20px;
}


ul.em li .em1{
      font-size: 28px;
    font-weight: 400;
    opacity: 0.8;
    border-bottom: 1px solid;
}



ul.em li .em1 span{
  font-size: 50px;
  font-weight: bold; 
  opacity: 1;
}


ul.em li:before {
    content: '';
    position: absolute;
    top: 35px;
    left: 0;
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 22px 0 22px 16px;
    border-color: transparent transparent transparent #f0f0f0;
}

.hidden { display: none !important; }


.select-field {
    display: block;
    padding: 13px 15px;
    background: #ffffff;
    color: #080808;
    width: 100px;
}


.selectk{
      display: inline-block;
    padding: 10px 15px;
    background: #4bbdb6;
    color: #fff;
    margin-top: 30px;
}

.selectk select {
  padding: 7px;
}

:focus-visible {
    outline: none;
}

.limit {
  font-size: 20px;
  margin-top: 20px;
  line-height: 25px;
}

.white-bg {
  background-color:#fff!important;
}

.more-btn {
    position: relative;
    display: inline-block;
    padding: 15px 53px 15px 32px;
    font-size: 17px;
    background: #4bbdb6;
    color: #fff;
    -webkit-transition: .4s all;
    transition: .4s all;
}


.more-btn:hover {
  opacity: 0.8;
}


.more-btn:before {
    content: '';
    position: absolute;
    top: 50%;
    right: 30px;
    -webkit-transform: translateY(-50%);
    transform: translateY(-50%);
    width: 11px;
    height: 16px;
    background-repeat: no-repeat;
    background-size: cover;
    background-image: url(../images/icon-arrow-right.png);
}


.more-btn.inverted:before {
    background-image: url(../images/icon-arrow-left.png);
    right: auto;
    left: 30px;
}


.more-btn.inverted {
    font-size: 18px;
    padding: 15px 40px 15px 60px;
}


.text-center {
    text-align: center !important;
}


.mtop50 {
  margin-top: 50px;
}



  .chart-wrap{
    margin-top: 50px;
    height: 300px;         /* <-- your target height */
    width: 100%;
    position: relative;    /* recommended for Chart.js */
  }
  /* optional but helps make sizing consistent */
  #metricChart{
    width: 100% !important;
    height: 100% !important;
    display: block;
  }



#monthTable {
  margin-top: 50px;
  background: #fff;
}

#monthTable thead {
    border-bottom: 3px solid #23c0ab;
}

#monthTable thead span {
    display: block;
    color: #8d8d8d;
   font-size: 14px;
    line-height: 25px;
}

#monthTable  { width: 100%; border-collapse: collapse; }


#monthTable td { 
border-bottom: 2px solid #e6e6e6;
 padding: 13px; 
 text-align: left; 
 font-size: 14px;
 font-weight: bold;
}


#monthTable th { 
  text-align: left;
   padding: 13px; 
  font-size: 25px;
  background: #fff; 
  position: sticky; 
  top: 0;
   }


 .date-range-form {
      display: flex;
      align-items: end;
      gap: 12px;
      font-family: Arial, sans-serif;
    }


.date-range-form label {
  font-weight: bold;
  display: block;
}

    .date-input {
      position: relative;
    }

    .date-input i {
      position: absolute;
      right: 10px;
      top: 50%;
      transform: translateY(-50%);
      color: #777;
      pointer-events: none;
    }

    .date-input input {
      padding: 15px 30px 11px 15px;
      width: 200px;
    }

    button {
      padding: 15px 35px;
    cursor: pointer;
    background: #23c0ab;
    color: #fff;
    font-weight: bold;
    text-transform: uppercase;
    }


.content-container-wide {
  max-width: 1270px;
  margin: 0px auto;
}


h2.title {
    font-size: 40px;
    color: #22326e;
}

.footinote{
      color: #919493;
    margin: 20px 0;
}


/* ========================================
   Content Section
   ======================================== */
.content-section {
  background-color: #f0f0f0;
  padding: 3.5rem 0;
}

@media (min-width: 768px) {
  .content-section {
    padding: 4rem 0;
  }
}

.content-container {
  max-width: 880px;
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.intro-text {
  font-style: italic;
  color: var(--color-body);
  line-height: 1.8;
  margin-bottom: 1.25rem;
}

.body-text {
  color: var(--color-body);
  line-height: 1.8;
  margin-bottom: 1.25rem;
}

.body-text:last-child {
  margin-bottom: 0;
}

.text-link {
  color: var(--color-gold);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: text-decoration-thickness var(--transition-fast);
}

.text-link:hover,
.text-link:focus {
  text-decoration-thickness: 2px;
}

.content-list {
  list-style: disc;
  padding-left: 1.75rem;
  margin-bottom: 1.25rem;
}

.content-list li {
  color: var(--color-body);
  line-height: 1.8;
  margin-bottom: 0.5rem;
}

.content-list li:last-child {
  margin-bottom: 0;
}



/* ========================================
   Footer Styles
   ======================================== */
.footer {
  background-color: var(--color-white);
  border-top: 1px solid var(--color-gray-100);
  padding: 1rem 0;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  font-size: 0.75rem;
  color: var(--color-gray-500);
}

@media (min-width: 768px) {
  .footer-inner {
    flex-direction: row;
    justify-content: space-between;
  }
}

.footer-cookies {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  justify-content: center;
}

.cookie-btn {
  background-color: hsl(215, 19%, 24%);
  color: var(--color-white);
  padding: 0.375rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 500;
  transition: background-color var(--transition-fast);
}

.cookie-btn:hover,
.cookie-btn:focus {
  background-color: hsl(220, 26%, 14%);
}

.cookie-divider {
  color: var(--color-gray-300);
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.footer-links a {
  color: var(--color-gray-500);
  transition: color var(--transition-fast);
}

.footer-links a:hover,
.footer-links a:focus {
  color: hsl(0, 0%, 35%);
}

.footer-copyright {
  color: var(--color-gray-400);
}

.footer-copyright a {
  transition: color var(--transition-fast);
}

.footer-copyright a:hover,
.footer-copyright a:focus {
  color: hsl(0, 0%, 45%);
}

/* ========================================
   Animations
   ======================================== */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

[data-animate] {
  opacity: 0;
}

[data-animate].is-visible {
  animation-duration: 0.6s;
  animation-timing-function: ease-out;
  animation-fill-mode: forwards;
}

[data-animate="fade-in"].is-visible {
  animation-name: fadeIn;
}

[data-animate="fade-up"].is-visible {
  animation-name: fadeUp;
}

/* ========================================
   Focus States (Accessibility)
   ======================================== */


button:focus-visible,
a:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 2px;
}

/* ========================================
   Reduced Motion
   ======================================== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  html {
    scroll-behavior: auto;
  }
}



/* Footer */
.footer {
  background-color: var(--color-white);
  padding: 1rem 1.5rem;
  width: 100%;
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1400px;
  margin: 0 auto;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-link {
  color: rgba(0, 0, 0, 0.35);
  font-size: 0.6875rem;
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: rgba(0, 0, 0, 0.6);
}

.footer-link:focus {
  outline: 2px solid var(--color-teal);
  outline-offset: 2px;
  border-radius: 2px;
}

.footer-divider {
  color: rgba(0, 0, 0, 0.2);
  font-size: 0.6875rem;
}

.footer-copyright {
  color: rgba(0, 0, 0, 0.5);
  font-size: 0.6875rem;
}

.footer-copyright strong {
  font-weight: 600;
}


@media (max-width: 768px) {


.content-container-wide {
    max-width: 1270px;
    margin: 0px auto;
    padding: 0px 20px;
}


.date-range-form {
    display: block;
    align-items: end;
    gap: 12px;
    font-family: Arial, sans-serif;
}


.date-input input {
    padding: 15px 30px 11px 15px;
    width: 100%;
}


.contact-info .col-md-7 {
    width: 100%;
    order:2;  
}


.select-field {
    display: block;
    padding: 13px 15px;
    background: #ffffff;
    color: #080808;
    width: 100px;
    margin-bottom: 20px;
}


.date-range-form > div {
  margin-bottom: 15px;
}


.contact-info {
    display: flex;
    max-width: 1000px;
    margin: 0 auto;
    flex-wrap: wrap;
    gap: 4rem;
    padding: 0px 20px;
}


ul.em {
    display: block;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    width: 100%;
    padding: 0;
    margin: 30px 0px;
    list-style: none;
}


ul.em li {
    background: #4bbdb6;
    color: #fff;
    margin-bottom: 20px;
    padding: 25px;
    flex: 0 0 33.3333%;
    box-sizing: border-box;
    position: relative;
    cursor: pointer;
    transition: background-color var(--transition-normal), transform var(--transition-normal);
}

}


  /* Language selector - desktop visible / mobile hidden, и обратно */
    .lang-selector {
      display: flex;
    }
    .lang-selector-mobile {
      display: none;
    }

    @media (max-width: 768px) {
      .lang-selector {
        display: none;
      }
      .lang-selector-mobile {
        display: block;
        text-align: center;
      }
    }