:root {
    --bg-color: #0f172a;
    --card-bg: rgba(30, 41, 59, 0.7);
    --primary: #38bdf8;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Sans-Serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}

.background-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(56, 189, 248, 0.15) 0%, rgba(15, 23, 42, 0) 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 0;
}

.container {
    position: relative;
    z-index: 1;
    max-width: 580px;
    width: 90%;
    padding: 2.5rem;
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.5);
}

.logo-wrapper {
    margin-bottom: 1.5rem;
}

.logo-img {
    max-width: 120px;
    height: auto;
    filter: drop-shadow(0 0 12px rgba(56, 189, 248, 0.4));
    animation: float 4s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: rgba(56, 189, 248, 0.1);
    color: var(--primary);
    border: 1px solid rgba(56, 189, 248, 0.3);
    border-radius: 9999px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.teaser-box {
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.teaser-text {
    font-size: 1.15rem;
    color: var(--primary);
    font-weight: 500;
    transition: opacity 0.5s ease-in-out, transform 0.5s ease-in-out;
}

.teaser-text.fade-out {
    opacity: 0;
    transform: translateY(-10px);
}

.teaser-text.fade-in {
    opacity: 1;
    transform: translateY(0);
}

.subtext {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    line-height: 1.5;
}

.notify-form {
    display: flex;
    gap: 0.5rem;
}

.notify-form input {
    flex: 1;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    background: rgba(15, 23, 42, 0.6);
    color: #fff;
    outline: none;
}

.notify-form input:focus {
    border-color: var(--primary);
}

.notify-form button {
    padding: 0.75rem 1.25rem;
    border-radius: 8px;
    border: none;
    background: var(--primary);
    color: #0f172a;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

.notify-form button:hover {
    background: #7dd3fc;
}

@media (max-width: 480px) {
    .notify-form {
        flex-direction: column;
    }
}