body {
  font-family: 'Poppins', sans-serif;
  font-weight: 400;
  margin: 0;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
}

a{
    text-decoration: none;
}

#navBar {
    border-radius: 10px;
    padding: 15px 30px;
}

nav {
    background: linear-gradient(90deg,
        #ff4d6d 0%,
        #c3001c 45%,
        #7a0010 75%,
        #0b0b0b 100%
    );
}

.nav-link {
    color: #fff !important;
    font-weight: 500;
    letter-spacing: 0.5px;
    margin-right: 15px;
    transition: 0.3s ease;
}

.nav-link:hover {
    color: #ffffff;
    opacity: 0.75;
}

.nav-link.active {
    border-bottom: 2px solid #fff;
    padding-bottom: 4px;
}

.navbar-brand img {
    transition: filter 0.3s ease, transform 0.3s ease;
    filter: drop-shadow(0 0 0 rgba(0,0,0,0));
}

.navbar-brand img:hover {
    filter: drop-shadow(0 4px 8px rgba(255, 255, 255, 0.4));
    transform: scale(1.05);
}

.dropdown-menu {
    border: none;
    border-radius: 10px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
    background-color: #c3001c;
}

.dropdown-item{
  color: #fff;
}

.dropdown-item:hover {
    background-color: #f5f5f5;
}

.navbar-toggler {
    border-color: rgba(255,255,255,0.3);
}

.navbar-toggler-icon {
    filter: invert(1);
}

#hero {
  background: url('../img/bgimage-desktop.jpg') no-repeat;
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  min-height: calc(100vh - 76px);
  display: flex;
  align-items: center;
  color: #fff;
  justify-content: center;
  text-align: center;
  padding: 0 20px;           
}

#hero-content {
  background-color: rgba(32, 26, 26, 0.6);
  border-radius: 8px;
  padding: 20px;
  max-width: 100%;
  margin: 0 20px;
}

#hero h1 {
  font-size: 1.6rem;   
  font-weight: 700;
}

#hero p {
  font-size: 1rem;    
  margin-bottom: 16px;
}

#hero a.btn {
  font-size: 0.85rem;
  padding: 7px 16px;
}

.lang-switch {
  font-size: 14px;
  letter-spacing: 1px;
  user-select: none;
  white-space: nowrap;
}

.lang-switch .lang {
  color: #fff;
  text-decoration: none;
  opacity: 0.7;
  transition: opacity .2s ease;
}

.lang-switch .lang:hover {
  opacity: 1;
}

.lang-switch .lang.active {
  opacity: 1;
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.lang-switch .sep {
  color: #fff;
  opacity: 0.6;
  margin: 0 6px;
}

#footer-main, 
#footer-main .container {
    background-color: #f8f9fa;
    padding: 0;
} 

#copyright {
    background-color: rgba(0, 0, 0, 0.05);
}

#infrastructure {
  background-color: #ffffff;
}

.infra-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.infra-text {
  font-size: 1.05rem;
  color: #555;
  max-width: 650px;
}

.infra-card {
  background-color: #f8f9fa;
  padding: 28px 24px;
  border-radius: 10px;
  height: 100%;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.infra-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
}

.infra-text {
  max-width: 420px;
  margin: 0 auto;
  text-align: center;
}

.infra-icon {
  font-size: 2rem;
  color: #900d0d; 
  margin-bottom: 14px;
  text-shadow: 2px 2px 4px rgba(25, 25, 25, 0.862);
}

.infra-card h5 {
  font-weight: 600;
  margin-bottom: 10px;
}

.infra-card p {
  font-size: 0.95rem;
  color: #555;
}

#what-is-tetra {
  position: relative;
  background-image: url('../img/tetrasection.jpg'); 
  background-size: cover;
  background-position: center;
  height: 70vh; 
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
}

#what-is-tetra .overlay {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

#what-is-tetra h2 {
  font-size: 2rem;
}

#what-is-tetra p {
  font-size: 1.1rem;
  line-height: 1.6;
  max-width: 650px; 
}

#what-is-tetra .btn {
  font-size: 1rem;
  padding: 10px 25px;
  border-radius: 50px;
  border: 2px solid #fff;
  transition: 0.3s;
}

#what-is-tetra .btn:hover {
  background-color: #fff;
  color: #000;
}

.wifi-tetra-icon {
    font-size: 8rem; 
    color: #900d0d; 
    text-shadow: 2px 2px 4px rgba(25, 25, 25, 0.862);
    display: flex;
    align-items: center;
    justify-content: center;
}

.wifi-link{
    color: #900d0d; 
    transition: transform 0.3s ease, color 0.3s ease;
}

.wifi-link:hover{
    --bs-text-opacity: 1;
    color: var(--bs-secondary-color);
    transform: scale(1.1);
}

#infrastructure .infra-icon:hover{
    transform: scale(1.2);
}

.colorhover:hover {
    color: #900d0d!important; 
}

#infrastructure, #network-users, #wifi-section{
    margin-top: 60px;
    margin-bottom: 60px;
}

#network-users .card-img-top {
    width: 100%;       
    height: 250px;     
    object-fit: cover; 
    border-top-left-radius: 0.25rem; 
    border-top-right-radius: 0.25rem;
}

#network-users .card:hover {
    transform: translateY(-5px);
    transition: transform 0.3s;
}

/* HERO */
#pages-hero {
  background-image: url(../img/aboutimg.jpg);
  min-height: 50vh;
  /* position: relative; */
}

#pages-hero h1, #pages-hero p{
    color: var(--bs-body-color);
}

.section-title {
  font-weight: 700;
  position: relative;
  display: inline-block;
  padding-bottom: 10px;
}

.section-title::after {
  content: "";
  display: block;
  width: 60px;
  height: 3px;
  background: #900d0d;
  margin-top: 8px;
}

.feature-box {
  border-radius: 10px;
  transition: transform 0.3s ease;
}

.feature-box:hover {
  transform: translateY(-5px);
}

iframe{
    border-radius: 5px;
}

.contact-icon{
    color: #900d0d;
    text-shadow: 2px 2px 4px rgba(25, 25, 25, 0.862);
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: auto;
}

.wifi-hero {
  padding: 100px 0;
  text-align: center;
  background: #0f4c81;
  color: white;
}

.wifi-features {
  padding: 80px 0;
  background: #f8f9fb;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.card {
  background: white;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.05);
}

.wifi-locations {
  padding: 100px 0;
}

.wifi-features h3, .wifi-locations h2, .contant-section h3, #global-presence h2, .country-counter{
  color: #900d0d;
}

.cities-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.city {
  background: #f1f3f5;
  border-radius: 10px;
  overflow: hidden;
  transition: 0.3s ease;
}

.city-header {
  padding: 18px 20px;
  font-weight: bold;
  cursor: pointer;
  background: #e9ecef;
}

.city-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
  padding: 0 20px;
}

.city-content ul {
  padding: 15px 0;
  margin: 0;
}

.city-content li {
  margin-bottom: 8px;
}

.pricing-section{
    padding: 100px 0;
}

.pricing-table-wrapper {
  width: 100%;
}

.pricing-table {
  width: 100%;
  border-collapse: collapse;
  background: #f8f9fb;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
  border-radius: 12px;
  overflow: hidden;
}

.pricing-table th,
.pricing-table td {
  padding: 16px;
  text-align: left;
  border-bottom: 1px solid #eee;
  vertical-align: top;
}

.pricing-table th {
  background: rgba(151, 33, 33, 0.96);
  color: #fff;
  font-weight: 600;
}

.pricing-table tbody tr:hover {
  background-color: #f1f5f9;
}

.section-padding {
  padding: 80px 0;
  border-radius: 10px;
}

.section-light {
  background-color: #cdd7e158;
}

.section-dark {
  background-color: #ffffff;
}

.section-title {
  font-weight: 700;
  margin-bottom: 20px;
  color: #900d0d;
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: "";
  width: 60px;
  height: 3px;
  background-color: #900d0d;
  display: block;
  margin-top: 8px;
}

.custom-card {
  border: none;
  border-radius: 12px;
  transition: 0.3s ease;
  background: #ffffff;
}

.custom-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}

.icon-box i {
  font-size: 32px;
  color: #900d0d;
  margin-bottom: 10px;
}

.accordion-button:not(.collapsed) {
  background-color: #900d0d;
  color: #ffffff;
}

.accordion-button:focus {
  box-shadow: none;
}

.clean-list {
  list-style: none;
  padding-left: 0;
}

.clean-list li {
  margin-bottom: 8px;
}

.custom-tetra-img {
  max-height: 400px; 
  width: auto;       
  object-fit: contain; 
}

.tetra-span{
    color: #900d0d;
    font-weight: 650;
}

.dotted-list {
  list-style: none; 
  padding-left: 1.2rem; 
}

.dotted-list li {
  position: relative;
  margin-bottom: 12px;
  padding-left: 20px;
}

.dotted-list li::before {
  content: "•";          
  position: absolute;
  left: 0;
  color: #900d0d;        
  font-size: 1.2rem;     
  line-height: 1;
}

.section-padding {
  padding: 80px 0;
}

.section-title {
  font-weight: 700;
  margin-bottom: 20px;
  position: relative;
}

.section-title::after {
  content: "";
  width: 60px;
  height: 3px;
  background: var(--primary-color);
  display: block;
  margin: 15px auto 0;
}

.feature-card {
  background: #fff;
  padding: 40px;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}

.divider {
  width: 40px;
  height: 3px;
  background: var(--primary-color);
  margin: 15px auto;
}

.info-box {
  background: #fff;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 8px 25px rgba(0,0,0,0.06);
  height: 100%;
  transition: 0.3s ease;
}

.info-box:hover {
  transform: translateY(-5px);
}

.speed-highlight {
  background: #900d0d;
  color: #fff;
  padding: 50px;
  border-radius: 15px;
  display: inline-block;
}

.speed-highlight span {
  font-size: 3rem;
  font-weight: 700;
  display: block;
}

.tetra-dark {
  background-color: #1c1c1c;
}

.security-box {
  background: rgba(255,255,255,0.08);
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  transition: 0.3s;
}

.security-box:hover {
  background: var(--primary-color);
}

.spectrum-card {
  background: #fff;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 8px 25px rgba(0,0,0,0.06);
  transition: 0.3s;
}

.spectrum-card:hover {
  transform: translateY(-5px);
  border-top: 4px solid var(--primary-color);
}

.section-padding { padding: 80px 0; }

.kicker{
  letter-spacing: .14em;
  text-transform: uppercase;
  font-size: .85rem;
  color: rgba(0,0,0,.55);
  margin-bottom: .5rem;
}

.section-title{
  font-weight: 800;
  margin: 0;
}

.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.section-subtitle{
  color: rgba(0,0,0,.55);
  font-weight: 600;
}

.compare-card{
  background:#fff;
  border:1px solid rgba(0,0,0,.08);
  border-radius: 18px;
  box-shadow: 0 10px 24px rgba(0,0,0,.06);
  padding: 26px;
  position: relative;
  overflow: hidden;
}

.compare-card::before{
  content:"";
  position:absolute;
  top:0; left:0;
  height: 6px;
  width: 100%;
  background: rgba(0,0,0,.12);
}

.compare-card--analogue::before{ 
  background: #900d0d; 
} 

.compare-card--tetra::before{ 
  background: #0d6efd; 
}    

.compare-card__header{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.compare-card__title{
  margin:0;
  font-weight: 800;
}

.compare-card__meta{
  margin: 0 0 18px 0;
  color: rgba(0,0,0,.65);
}

.compare-badge{
  border-radius: 999px;
  padding: .35rem .7rem;
  font-weight: 700;
  font-size: .85rem;
  border: 1px solid rgba(0,0,0,.08);
  background: #fff;
}

.compare-badge--analogue{
  color: #900d0d;
  border-color: rgba(220,53,69,.25);
}

.compare-badge--tetra{
  color: #0d6efd;
  border-color: rgba(13,110,253,.25);
}

.compare-list{
  margin:0;
  padding-left: 1.1rem;
}
.compare-list li{
  margin-bottom: .5rem;
  color: rgba(0,0,0,.78);
}
.compare-list li:last-child{ margin-bottom: 0; }

.compare-note{
  background: #fff;
  border: 1px solid rgba(0,0,0,.08);
  border-radius: 14px;
  padding: 14px 16px;
  color: rgba(0,0,0,.75);
}

.network-card {
  background: #fff;
  border: 1px solid rgba(0,0,0,.08);
  border-radius: 18px;
  padding: 30px;
  box-shadow: 0 10px 24px rgba(0,0,0,.06);
}

.network-item {
  margin-bottom: 24px;
}

.network-item:last-child {
  margin-bottom: 0;
}

.network-item h6 {
  font-weight: 700;
  margin-bottom: 6px;
}

.network-item p {
  margin: 0;
  color: rgba(0,0,0,.75);
}

.benefit-card {
  background:#fff;
  border:1px solid rgba(0,0,0,.08);
  border-radius:18px;
  padding:26px;
  height:100%;
  box-shadow:0 10px 24px rgba(0,0,0,.06);
  transition: transform .25s ease, box-shadow .25s ease;
}

.benefit-card:hover {
  transform: translateY(-4px);
  box-shadow:0 14px 30px rgba(0,0,0,.10);
}

.benefit-card h5{
  font-weight:800;
  margin-bottom:10px;
}

.benefit-card p{
  margin:0;
  color:rgba(0,0,0,.75);
}

.security-section {
  background: #0f172a; 
  color: #fff;
  padding: 80px 0;
}

.security-card {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 18px;
  padding: 30px;
  backdrop-filter: blur(4px);
}

.security-item {
  margin-bottom: 24px;
}

.security-item:last-child {
  margin-bottom: 0;
}

.security-item h6 {
  font-weight: 700;
  margin-bottom: 6px;
  color: #ffffff;
}

.security-item p {
  margin: 0;
  color: rgba(255,255,255,.75);
}

.spectrum-table-wrapper {
  background: #fff;
  border: 1px solid rgba(0,0,0,.08);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 10px 24px rgba(0,0,0,.06);
}

.spectrum-table thead {
  background: #f1f5f9;
}

.spectrum-table th {
  font-weight: 700;
  padding: 16px;
  border-bottom: 1px solid rgba(0,0,0,.08);
}

.spectrum-table td {
  padding: 16px;
  vertical-align: middle;
}

.spectrum-table tbody tr:not(:last-child) td {
  border-bottom: 1px solid rgba(0,0,0,.06);
}

.spectrum-image-wrapper {
  max-width: 800px;   
}

.spectrum-image {
  width: 100%;
  height: auto;
  border-radius: 18px;
  border: 1px solid rgba(0,0,0,.08);
  box-shadow: 0 10px 24px rgba(0,0,0,.06);
}

.spectrum-caption {
  font-size: 0.9rem;
  color: rgba(0,0,0,.6);
}

.conclusion-text p {
  color: rgba(0,0,0,.75);
  line-height: 1.7;
}

.feature-card {
    border: none;
    border-radius: 15px;
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 25px rgba(0,0,0,0.1);
}

.comparison-box {
    padding: 40px;
    border-radius: 15px;
    background: #fff;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
}

.digital h4 {
    color: #198754;
}

.analog h4 {
    color: #C4001A;
}

.comparison-box ul {
    list-style: none;
    padding-left: 0;
}

.comparison-box ul li {
    padding: 8px 0;
}

@media (max-width: 576px) {
  .navbar .dropdown-menu {
    width: 100%;
    min-width: 0;
    box-sizing: border-box;
  }

  .navbar .dropdown-item {
    white-space: normal;        
    overflow-wrap: anywhere;   
    word-break: break-word;
  }
}

@media (max-width: 768px) {
    #hero {
      background-image: url("../img/bgimage-mobile.jpg") center top no-repeat;
      background-size: cover;
      background-attachment: scroll; 
      min-height: 70vh;
    }
    
    .infra-title {
        font-size: 1.6rem;
    }

    .infra-text {
        font-size: 1rem;
    }

    #what-is-tetra {
        height: auto;
        padding: 60px 20px;
    }

    #what-is-tetra h2 {
        font-size: 1.6rem;
    }

    #what-is-tetra p {
        font-size: 1rem;
    }

    #what-is-tetra .btn {
        padding: 8px 20px;
        font-size: 0.9rem;
    }

    #about-hero {
        min-height: 40vh;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .pricing-table thead {
        display: none;
    }

    .pricing-table,
    .pricing-table tbody,
    .pricing-table tr,
    .pricing-table td {
        display: block;
        width: 100%;
    }

    .pricing-table tr {
        margin-bottom: 20px;
        border: 1px solid #eee;
        border-radius: 12px;
        padding: 15px;
        background: #fff;
    }

    .pricing-table td {
        border: none;
        border-bottom: 1px solid #f0f0f0;
        padding: 10px 0;
        position: relative;
        padding-left: 0;
        word-break: break-word;
    }

    .pricing-table td:last-child {
        border-bottom: none;
    }

    .pricing-table td::before {
        content: attr(data-label);
        display: block;
        font-weight: 600;
        margin-bottom: 4px;
        color: #555;
        font-size: 14px;
    }

     .section-padding {
      padding: 60px 0;
    }

    .tetra-hero {
      min-height: 50vh;
      padding: 80px 20px;
    }

    .speed-highlight span {
      font-size: 2.2rem;
    }

    .section-padding{ 
        padding: 60px 0; 
    }

    .spectrum-table th,
    .spectrum-table td {
      padding: 12px;
      font-size: 0.9rem;
    }
}

@media (max-width: 991px) {
    .navbar-collapse {
        background: linear-gradient(180deg,
            #c3001c 0%,
            #7a0010 100%
        );
        padding: 20px;
        border-radius: 0 0 10px 10px;
    }

    .nav-link {
        margin-right: 0;
        padding: 10px 0;
    }

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

    .wifi-tetra-icon {
        font-size: 6rem;  
        margin-top: 20px;
    }

    #wifi-section .col-lg-8, 
    #wifi-section .col-lg-2 {
        text-align: center;
        margin-right: 0;
    }

    .section-head{ 
        align-items:flex-start; 
        flex-direction:column;
    } 
}

@media (min-width: 768px) {
    #hero h1 {
        font-size: 1.9rem;
    }

    #hero p {
        font-size: 1.05rem;
    }
}

@media (min-width: 992px) {
    #hero {
        justify-content: flex-end;
        text-align: left;
        padding: 0 60px;
    }

    #hero-content {
        background-color: transparent; 
        border-radius: 0;
        max-width: 450px;
        padding: 25px;
    }

    #hero h1 {
        font-size: 2.1rem;
    }

    #hero p {
        font-size: 1.1rem;
    }

    #hero a.btn {
        font-size: 0.9rem;
        padding: 8px 18px;
    }

    #wifi-section .col-lg-8 {
        margin-right: 20px; 
    }
}

@media (min-width: 1200px){
    #hero-content {
        margin-right: 110px;
    }
}