:root {
    --glass: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
    --text: #ffffff;
    --bg: #0a0a0a;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

body {
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.glass-card {
    background: var(--glass);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 2rem;
    margin: 1rem;
    -webkit-transition: -webkit-transform 0.3s ease;
    transition: transform 0.3s ease;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.mascot-container {
    position: absolute;
    right: -50px;
    top: 85%;
    width: 200px;
    height: 200px;
    -webkit-animation: float 6s ease-in-out infinite;
    animation: float 6s ease-in-out infinite;
}

.mascot-image {
    width: 100%;
    height: 100%;
    -o-object-fit: contain;
    object-fit: contain;
    -webkit-filter: drop-shadow(0 0 20px rgba(255, 255, 255, 0.1));
    filter: drop-shadow(0 0 20px rgba(255, 255, 255, 0.1));
}

.glass-card:hover {
    -webkit-transform: translateY(-5px);
    transform: translateY(-5px);
}

.hero {
    min-height: 100vh;
    display: -webkit-flex;
    display: flex;
    -webkit-align-items: center;
    align-items: center;
    -webkit-justify-content: center;
    justify-content: center;
    position: relative;
    padding: 2rem;
    background: -webkit-linear-gradient(315deg, rgba(30, 30, 30, 1) 0%, rgba(10, 10, 10, 1) 100%);
    background: linear-gradient(135deg, rgba(30, 30, 30, 1) 0%, rgba(10, 10, 10, 1) 100%);
}

.hero::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
    display: -ms-grid;
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

.features {
    display: -ms-grid;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.cta-button {
    background: -webkit-linear-gradient(315deg, #ffffff 0%, #f0f0f0 100%);
    background: linear-gradient(135deg, #ffffff 0%, #f0f0f0 100%);
    color: var(--bg);
    padding: 1rem 2.5rem;
    border: none;
    border-radius: 30px;
    font-weight: 600;
    font-size: 1.1rem;
    cursor: pointer;
    -webkit-transition: all 0.3s ease;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.1);
    width: auto;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}

.cta-button:hover {
    -webkit-transform: scale(1.05);
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(255, 255, 255, 0.2);
}

@-webkit-keyframes float {
    0% {
        -webkit-transform: translateY(0px) rotate(0deg);
        transform: translateY(0px) rotate(0deg);
    }

    50% {
        -webkit-transform: translateY(-10px) rotate(2deg);
        transform: translateY(-10px) rotate(2deg);
    }

    100% {
        -webkit-transform: translateY(0px) rotate(0deg);
        transform: translateY(0px) rotate(0deg);
    }
}

@keyframes float {
    0% {
        transform: translateY(0px) rotate(0deg);
    }

    50% {
        transform: translateY(-10px) rotate(2deg);
    }

    100% {
        transform: translateY(0px) rotate(0deg);
    }
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    -webkit-animation: float 6s ease-in-out infinite;
    animation: float 6s ease-in-out infinite;
    color: rgba(255, 255, 255, 0.9);
}

.header-card {
    text-align: center;
    padding: 3rem;
    background: -webkit-linear-gradient(315deg, var(--glass) 0%, rgba(255, 255, 255, 0.05) 100%);
    background: linear-gradient(135deg, var(--glass) 0%, rgba(255, 255, 255, 0.05) 100%);
}

.header-card h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: 1rem;
    background: -webkit-linear-gradient(315deg, #ffffff 0%, #f0f0f0 100%);
    background: linear-gradient(135deg, #ffffff 0%, #f0f0f0 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -1px;
}

.header-card h2 {
    font-size: clamp(1.1rem, 3vw, 1.5rem);
    font-weight: 300;
    margin-bottom: 1.5rem;
    color: rgba(255, 255, 255, 0.9);
}

.features .glass-card {
    font-size: 1rem;
}

.features h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: rgba(255, 255, 255, 0.95);
}

.signup-form {
    display: -webkit-flex;
    display: flex;
    gap: 1rem;
    -webkit-justify-content: center;
    justify-content: center;
    -webkit-align-items: center;
    align-items: center;
    margin-top: 2rem;
    -webkit-flex-wrap: wrap;
    flex-wrap: wrap;
}

.signup-input {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    color: var(--text);
    padding: 1rem 1.5rem;
    border-radius: 30px;
    font-size: 1rem;
    width: 100%;
    max-width: 350px;
    -webkit-transition: all 0.3s ease;
    transition: all 0.3s ease;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}

.signup-input:focus {
    outline: none;
    border-color: rgba(255, 255, 255, 0.5);
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.1);
}

.success-message {
    display: none;
    color: #4CAF50;
    margin-top: 1rem;
    text-align: center;
    font-size: 1.1rem;
}

@media (max-width: 768px) {
    .hero {
        padding: 1rem;
    }

    .header-card {
        padding: 2rem 1rem;
    }

    .header-card p {
        font-size: 0.9rem;
    }

    .signup-form {
        -webkit-flex-direction: column;
        flex-direction: column;
        width: 100%;
    }

    .signup-input,
    .cta-button {
        width: 100%;
        max-width: none;
    }

    .mascot-container {
        right: -20px;
        top: 95%;
        width: 120px;
        height: 120px;
    }

    .features {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .glass-card {
        margin: 0.5rem;
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .mascot-container {
        width: 100px;
        height: 100px;
        right: -10px;
        top: 95%;
    }

    .header-card {
        padding: 1.5rem 1rem;
    }
}

@supports not (backdrop-filter: blur(10px)) {
    .glass-card {
        background: rgba(30, 30, 30, 0.95);
    }
}

.logo {
    width: 15rem;
    height: auto;
}