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

body {
    background-color: black;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: white;
}

.navbar {
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 22px;
    height: 44px;
}

.logo {
    font-size: 21px;
    color: #f5f5f7;
    cursor: pointer;
}

.dropdown {
    position: relative;
    display: inline-block;
}

.dropbtn {
    background: none;
    border: none;
    color: #f5f5f7;
    font-size: 12px;
    font-family: inherit;
    cursor: pointer;
    padding: 8px 16px;
    letter-spacing: 0.5px;
    transition: color 0.3s;
}

.dropbtn:hover {
    color: white;
}

.dropdown-content {
    position: absolute;
    right: 0;
    background-color: rgba(29, 29, 31, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    min-width: 180px;
    border-radius: 12px;
    padding: 8px 0;
    margin-top: 8px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0;
    transform: translateY(-10px);
    pointer-events: none;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.dropdown-content.show {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.dropdown-content a {
    color: #f5f5f7;
    padding: 10px 20px;
    text-decoration: none;
    display: block;
    font-size: 14px;
    transition: all 0.2s;
}

.dropdown-content a:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: white;
    transform: translateX(5px);
}

.hero {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    text-align: center;
    padding-top: 44px;
}

.hero h1 {
    font-size: 56px;
    font-weight: 600;
    letter-spacing: -0.5px;
    margin-bottom: 10px;
    background: linear-gradient(180deg, #f5f5f7 0%, #a1a1a6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 28px;
    color: #86868b;
    font-weight: 400;
}

.preview-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 2000;
    justify-content: center;
    align-items: center;
}

.preview-overlay.show {
    display: flex;
}

.preview-card {
    background-color: rgba(29, 29, 31, 0.95);
    border-radius: 20px;
    padding: 30px;
    max-width: 500px;
    width: 90%;
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.close-btn {
    position: absolute;
    top: 15px;
    right: 15px;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: white;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}

.close-btn:hover {
    background: rgba(255, 255, 255, 0.2);
}

.preview-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.preview-logo {
    width: 36px;
    height: 36px;
}

.preview-header h2 {
    font-size: 24px;
    font-weight: 600;
}

.preview-image {
    background-color: rgba(0, 0, 0, 0.3);
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 20px;
    aspect-ratio: 16/9;
}

.preview-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.preview-description {
    color: #86868b;
    font-size: 14px;
    margin-bottom: 25px;
    line-height: 1.5;
}

.preview-buttons {
    display: flex;
    gap: 12px;
}

.btn {
    flex: 1;
    padding: 12px 24px;
    border-radius: 12px;
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    text-align: center;
    transition: all 0.2s;
}

.view-btn {
    background-color: #0071e3;
    color: white;
}

.view-btn:hover {
    background-color: #0077ed;
}

.download-btn {
    background-color: rgba(255, 255, 255, 0.1);
    color: white;
}

.download-btn:hover {
    background-color: rgba(255, 255, 255, 0.15);
}