@import url('https://fonts.googleapis.com/css2?family=Open+Sans:wght@300;400;600;700&display=swap');

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Open Sans', sans-serif;
    background: linear-gradient(135deg, #007790 0%, #005a6b 100%);
    color: #FFFFFF;
    line-height: 1.6;
    min-height: 100vh;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 40px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    font-size: 24px;
    color: #FFFFFF;
    text-decoration: none;
    font-weight: 700;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
}

nav {
    display: flex;
    gap: 30px;
}

nav a {
    color: #FFFFFF;
    text-decoration: none;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 25px;
    transition: all 0.3s ease;
    position: relative;
}

nav a:hover {
    background: rgba(247, 222, 102, 0.2);
    color: #F7DE66;
    transform: translateY(-2px);
}

.hero {
    text-align: center;
    padding: 80px 20px;
    background: linear-gradient(135deg, rgba(0, 119, 144, 0.9) 0%, rgba(0, 90, 107, 0.9) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="2" fill="rgba(255,255,255,0.1)"/><circle cx="80" cy="40" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="40" cy="80" r="1.5" fill="rgba(255,255,255,0.1)"/></svg>');
    animation: float 20s infinite linear;
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
    100% { transform: translateY(0px); }
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: 24px;
    font-weight: 700;
    background: linear-gradient(45deg, #FFFFFF, #F7DE66);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    z-index: 1;
}

.hero p {
    font-size: clamp(1rem, 2vw, 1.25rem);
    max-width: 800px;
    margin: 0 auto 40px;
    line-height: 1.8;
    opacity: 0.95;
    position: relative;
    z-index: 1;
}

.buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

.buttons .btn {
    display: inline-flex;
    align-items: center;
    padding: 16px 32px;
    background: linear-gradient(45deg, #F7DE66, #ffd700);
    color: #164E5A;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(247, 222, 102, 0.3);
    border: 2px solid transparent;
}

.buttons .btn:hover {
    background: transparent;
    color: #F7DE66;
    border-color: #F7DE66;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(247, 222, 102, 0.4);
}

.buttons .btn img {
    margin-right: 8px;
}

.features {
    padding: 80px 40px;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    margin: 40px 20px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.features h1 {
    text-align: center;
    margin-bottom: 50px;
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    background: linear-gradient(45deg, #FFFFFF, #F7DE66);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.features ul {
    list-style-type: none;
    padding: 0;
    max-width: 900px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 20px;
}

.features li {
    font-size: 1.1rem;
    padding: 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    border-left: 4px solid #F7DE66;
    transition: all 0.3s ease;
    position: relative;
}

.features li:hover {
    transform: translateX(10px);
    background: rgba(255, 255, 255, 0.15);
}

.features li::before {
    content: '✓';
    position: absolute;
    left: -12px;
    top: 50%;
    transform: translateY(-50%);
    background: #F7DE66;
    color: #164E5A;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 14px;
}

.screenshots {
    padding: 80px 20px;
    text-align: center;
    background: linear-gradient(135deg, rgba(0, 119, 144, 0.8) 0%, rgba(0, 90, 107, 0.8) 100%);
}

.screenshots h2 {
    margin-bottom: 50px;
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    background: linear-gradient(45deg, #FFFFFF, #F7DE66);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.screenshots img {
    width: 250px;
    max-width: 90vw;
    margin: 15px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
    border: 3px solid rgba(255, 255, 255, 0.2);
}

.screenshots img:hover {
    transform: scale(1.05) translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

footer {
    text-align: center;
    padding: 40px 20px;
    background: rgba(0, 0, 0, 0.2);
    color: #FFFFFF;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 1rem;
    opacity: 0.8;
}

/* Privacy Page Styles */
.privacy-container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 2rem;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border-radius: 20px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
  margin-top: 2rem;
  margin-bottom: 2rem;
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.privacy-container * {
  color: inherit;
}

.privacy-container p,
.privacy-container li,
.privacy-container span,
.privacy-container div {
  color: #FFFFFF !important;
}

.privacy-header {
  text-align: center;
  margin-bottom: 3rem;
  padding-bottom: 2rem;
  border-bottom: 2px solid rgba(255, 255, 255, 0.3);
}

.privacy-title {
  font-size: 3rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 1rem;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.privacy-effective {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.8);
  font-style: italic;
}

.privacy-content {
  line-height: 1.8;
  color: #FFFFFF;
}

.privacy-section {
  margin-bottom: 3rem;
  padding: 2rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 15px;
  border-left: 4px solid rgba(255, 255, 255, 0.4);
  transition: all 0.3s ease;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.privacy-section:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
  background: rgba(255, 255, 255, 0.1);
}

.section-title {
  font-size: 1.8rem;
  font-weight: 600;
  color: #FFFFFF;
  margin-bottom: 1.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid rgba(255, 255, 255, 0.2);
}

.subsection-title {
  font-size: 1.4rem;
  font-weight: 600;
  color: #FFFFFF;
  margin: 2rem 0 1rem 0;
}

.section-content {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 1.5rem;
  text-align: justify;
}

.key-info-list,
.privacy-list,
.toc-list {
  margin: 1.5rem 0;
  padding-left: 2rem;
}

.key-info-list li,
.privacy-list li,
.toc-list li {
  margin-bottom: 0.8rem;
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.6;
}

.privacy-toc {
  background: rgba(255, 255, 255, 0.1);
  padding: 2rem;
  border-radius: 10px;
  margin: 2rem 0;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.privacy-toc p {
  font-weight: 600;
  color: #FFFFFF;
  margin-bottom: 1rem;
}

.toc-list {
  columns: 2;
  column-gap: 2rem;
}

.privacy-link {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: underline;
  font-weight: 500;
  transition: all 0.3s ease;
}

.privacy-link:hover {
  color: #FFFFFF;
  text-shadow: 0 0 5px rgba(255, 255, 255, 0.5);
}

/* Responsive Design */
@media (max-width: 768px) {
    header {
        padding: 15px 20px;
        flex-direction: column;
        gap: 20px;
    }
    
    nav {
        gap: 20px;
    }
    
    .hero {
        padding: 60px 20px;
    }
    
    .features {
        margin: 20px 10px;
        padding: 60px 20px;
    }
    
    .features ul {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .features li {
        padding: 15px;
        font-size: 1rem;
    }
    
    .buttons {
        flex-direction: column;
        gap: 15px;
    }
    
    .buttons .btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
    
    .screenshots {
        padding: 60px 15px;
    }
    
    .screenshots img {
        width: 200px;
        margin: 10px;
    }

    .privacy-container {
        padding: 1.5rem;
        margin: 1rem;
    }

    .privacy-title {
        font-size: 2.5rem;
    }

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

    .toc-list {
        columns: 1;
    }

    .privacy-section {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .features ul {
        grid-template-columns: 1fr;
    }
    
    .features li {
        padding: 12px;
        font-size: 0.95rem;
    }
    
    .screenshots img {
        width: 180px;
        margin: 8px;
    }
    
    nav {
        flex-wrap: wrap;
        justify-content: center;
    }

    .privacy-title {
        font-size: 2rem;
    }

    .section-title {
        font-size: 1.3rem;
    }

    .subsection-title {
        font-size: 1.2rem;
    }

    .privacy-container {
        padding: 1rem;
    }

    .privacy-section {
        padding: 1rem;
    }
}