html,
body {
    overflow-x: hidden;
    font-family: 'Inter', sans-serif;
}
.logo a,
.logo a span {
    transition: color 0.5s;
}
.logo a,
nav a {
    text-decoration: none;
    color: #555;
    font-weight: 700;
}
.hero,
.logo a,
header,
nav a {
    color: #555;
}
.features,
nav {
    gap: 1.5rem;
}
.contenta p,
.contenta ul,
.faq h2 {
    margin-bottom: 1.5rem;
}
#backToTopBtn,
button {
    background-color: #000;
    cursor: pointer;
}
button,
nav a {
    font-size: 16px;
}
header {
    background: #f5f5fa;
}
.menu-toggle {
    display: none;
}
.contenta,
.privacy-policy .policy-content {
    max-width: 800px;
    margin: 0 auto;
}
.logo a,
.privacy-policy h3,
nav a {
    font-weight: 700;
}
#backToTopBtn:hover {
    background-color: #333;
}
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
}
header {
    position: relative;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.4rem 2.5rem;
    border-bottom: 1px solid #ddd;
}
.logo a {
    font-size: 1.8rem;
    font-family: 'Inter', sans-serif;
}
.contenta a,
nav a {
    transition: color 0.3s;
}
.logo a span {
    color: #0853ff;
}
.logo a:hover {
    color: #e74c3c;
}
.logo a:hover span,
nav a:hover {
    color: #3498db;
}
.menu-toggle {
    cursor: pointer;
    font-size: 1.2rem;
}
nav {
    display: flex;
}
@keyframes spin {
    0% {
        transform: translate(-50%, -50%) rotate(0);
    }
    100% {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}
.hero {
    background: linear-gradient(to right, #fff, #fff);
    text-align: center;
    padding: 1rem 2rem;
    height: 90px;
}
.faq,
.features {
    background: #f4f4f4;
}
.hero h1 {
    font-size: 2.5rem;
}
.contenta,
.contenta p {
    font-size: 1rem;
    line-height: 1.8;
}
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    padding: 2rem;
}
.features .feature-box {
    background: #fff;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    text-align: center;
}
.features .feature-box i {
    font-size: 2rem;
    color: #2575fc;
}
.features .feature-box h3 {
    margin-top: 1rem;
}
.contenta {
    padding: 3rem 1.5rem;
    color: #333;
    font-family: 'Inter', Arial, sans-serif;
}
.faq-item,
.footer-menu {
    margin-bottom: 1rem;
}
.contenta h1,
.contenta h2,
.contenta h3 {
    margin-bottom: 1.5rem;
    color: #0853ff;
    font-weight: 700;
    text-align: center;
}
.contenta p {
    text-align: justify;
}
.contenta ul {
    list-style-type: disc;
    padding-left: 1.5rem;
}
.contenta ul li {
    margin-bottom: 0.8rem;
    line-height: 1.6;
}
.contenta a {
    color: #0853ff;
    text-decoration: underline;
}
.contenta a:hover {
    color: #e74c3c;
    text-decoration: none;
}
.contact-item,
.contact-us,
.faq h2,
.faq-item {
    padding: 1.5rem;
    border-radius: 8px;
    max-width: 90%;
    margin-left: auto;
    margin-right: auto;
    background: #cbe9bf;
    word-wrap: break-word;
}
.footer {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5rem;
    background: #333;
    color: #fff;
}
.footer-menu a {
    color: #fff;
    text-decoration: none;
    margin-right: 1rem;
}
#backToTopBtn {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 99;
    font-size: 18px;
    border: none;
    outline: 0;
    color: #fff;
    padding: 10px 15px;
    border-radius: 0;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
    display: none;
    transition: opacity 0.3s, transform 0.3s;
}
#backToTopBtn:hover {
    transform: scale(1.1);
}
@media (max-width: 768px) {
    nav {
        flex-direction: column;
        display: none;
        flex-direction: column;
        gap: 0.5rem;
        background: #333;
        position: absolute;
        top: 60px;
        right: 0;
        width: 200px;
        padding: 1rem;
        border-radius: 0 0 8px 8px;
        box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    }
    .contenta {
        padding: 2rem 1rem;
        font-size: 0.9rem;
    }
    .contenta h1 {
        font-size: 2rem;
    }
    .contenta h2 {
        font-size: 1.5rem;
    }
    .contenta p {
        text-align: left;
    }
    .faq {
        padding: 2rem 1rem;
    }
    .faq-item {
        padding: 1rem;
        font-size: 0.9rem;
    }
    .faq h2 {
        font-size: 1.25rem;
    }
    .menu-toggle {
        display: block;
    }
    nav.active {
        display: flex;
    }
    #backToTopBtn {
        font-size: 16px;
        width: 50px;
        height: 50px;
    }
}
button {
    color: #fff;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    margin: 10px;
    display: flex;
    align-items: center;
    gap: 5px;
}
button:hover {
    background-color: #0056b3;
}
@media screen and (max-width: 768px) {
    button {
        width: 100%;
        font-size: 14px;
    }
}
@media screen and (max-width: 480px) {
    button {
        font-size: 12px;
    }
}
.features-header {
    padding: 50px;
    background: #f4f4f4;
}
.contact-us {
    padding: 2rem;
    background-color: #f4f4f4;
    color: #333;
}
.contact-us h2 {
    margin-bottom: 2rem;
}
.contact-item {
    background-color: #fff;
    padding: 1rem;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    width: 250px;
}
.privacy-policy {
    background-color: #f4f4f4;
    color: #333;
    font-family: 'Inter', Arial, sans-serif;
}
.contact-item i {
    font-size: 2rem;
    color: #0853ff;
    margin-bottom: 1rem;
}
.contact-item h3,
.privacy-policy ul li {
    margin-bottom: 0.5rem;
}
.contact-item h3 {
    font-size: 1.2rem;
}
.contact-item p {
    font-size: 1rem;
    color: #555;
}
.contact-item a,
.privacy-policy a {
    color: #0853ff;
    text-decoration: none;
}
.contact-item a:hover,
.privacy-policy a:hover {
    text-decoration: underline;
}
.privacy-policy {
    padding: 2rem;
}
.privacy-policy h2 {
    text-align: center;
    margin-bottom: 1rem;
}
.privacy-policy h3 {
    margin-top: 1.5rem;
    font-size: 1.2rem;
}
.privacy-policy p {
    font-size: 1rem;
    line-height: 1.6;
}
.privacy-policy ul {
    list-style: none;
    padding-left: 1.5rem;
}
@media (max-width: 480px) {
    .contenta {
        font-size: 0.85rem;
        padding: 1rem;
    }
    .contenta h1 {
        font-size: 1.8rem;
    }
    .contenta h2 {
        font-size: 1.3rem;
    }
    .hero h1 {
        font-size: 2rem;
    }
    .features {
        grid-template-columns: 1fr;
    }
    #backToTopBtn {
        font-size: 14px;
        width: 50px;
        height: 50px;
    }
}
.hero-section {
  font-family: 'Inter', sans-serif;
  height: 350px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #229ED9, #0088cc); /* Telegram colors */
  border-radius: 15px;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
  max-width: 80%;
  margin: 0 auto 50px;
  text-align: center;
  padding: 50px;
}

.hero-section h1 {
  font-size: 36px;
  color: #ffffff;
  margin-bottom: 20px;
  font-weight: 700;
  text-align: center;
}

.hero-section svg {
  width: 120px;
  height: 120px;
  margin-bottom: 25px;
}

.hero-section p {
  font-size: 20px;
  color: #ffffff;
  max-width: 70%;
  line-height: 1.6;
  margin-bottom: 25px;
}

.hero-section .download-btn {
  background-color: #ffffff;
  color: #0088cc;
  border: 2px solid #0088cc;
  padding: 16px 28px;
  font-size: 18px;
  font-weight: 700;
  border-radius: 8px;
  text-decoration: none;
  transition: all 0.3s ease-in-out;
}

.hero-section .download-btn:hover {
  background-color: #0088cc;
  color: #ffffff;
}

/* Responsive */
@media (max-width: 768px) {
  .hero-section {
    height: auto;
    padding: 30px 20px;
    max-width: 90%;
  }

  .hero-section h1 {
    font-size: 26px;
  }

  .hero-section svg {
    width: 80px;
    height: 80px;
    margin-bottom: 15px;
  }

  .hero-section p {
    font-size: 16px;
    line-height: 1.4;
    max-width: 90%;
    margin-bottom: 15px;
  }

  .hero-section .download-btn {
    padding: 12px 20px;
    font-size: 16px;
    width: auto;
  }
}

.features-header {
    text-align: center;
    padding: 2rem;
    background: #f4f4f4;
}
.features-header h2 {
    font-size: 2rem;
    color: #0853ff;
    margin-bottom: 1rem;
}
.features-header p {
    font-size: 1.2rem;
    color: #333;
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.6;
}
.faq {
    padding: 2rem 1rem;
    background: #f4f4f4;
}
.faq h2 {
    text-align: center;
    font-size: 2rem;
    color: #0853ff;
    margin-bottom: 1.5rem;
    font-weight: 700;
}
table {
    width: 100%;
    max-width: 600px;
    border-collapse: collapse;
    margin: 20px auto;
    font-family: 'Inter', sans-serif;
}
td,
th {
    border: 1px solid #ddd;
    padding: 10px;
    text-align: center;
    font-size: 1rem;
}
th {
    background-color: #0853ff;
    color: #fff;
    font-weight: 700;
}
td {
    background-color: #f9f9f9;
}
.yes {
    color: green;
    font-size: 1.2rem;
}
.no {
    color: red;
    font-size: 1.2rem;
}
@media screen and (max-width: 600px) {
    table {
        width: 95%;
    }
    td,
    th {
        font-size: 0.9rem;
        padding: 8px;
    }
}