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

body {
    font-family: 'Arial', sans-serif;
    color: white;
    overflow: hidden;
}

.background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    z-index: -2;
}

.background::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
            radial-gradient(circle at 20% 80%, rgba(120, 119, 198, 0.3) 0%, transparent 50%),
            radial-gradient(circle at 80% 20%, rgba(255, 119, 198, 0.3) 0%, transparent 50%),
            radial-gradient(circle at 40% 40%, rgba(120, 219, 255, 0.2) 0%, transparent 50%);
    animation: float 6s ease-in-out infinite;
}

.background::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 200px;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.3));
}

.container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 20px;
}

.content {
    text-align: center;
    max-width: 800px;
}

h1 {
    font-size: 4em;
    margin-bottom: 10px;
    text-shadow: 2px 2px 10px rgba(0,0,0,0.5);
    animation: glow 2s ease-in-out infinite alternate;
}

.subtitle {
    font-size: 1.5em;
    margin-bottom: 50px;
    opacity: 0.9;
}

.countdown {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.time-block {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 25px 20px;
    border-radius: 15px;
    min-width: 130px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: transform 0.3s, background 0.3s;
}

.time-block:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.15);
}

.time-number {
    font-size: 3em;
    font-weight: bold;
    margin-bottom: 5px;
    text-shadow: 2px 2px 5px rgba(0,0,0,0.3);
}

.time-label {
    font-size: 0.9em;
    opacity: 0.8;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.message {
    font-size: 1.2em;
    margin-bottom: 30px;
    opacity: 0.9;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

.notification {
    display: flex;
    gap: 10px;
    max-width: 400px;
    margin: 0 auto;
    flex-wrap: wrap;
    justify-content: center;
}

input {
    padding: 15px 20px;
    border: none;
    border-radius: 10px;
    font-size: 1em;
    min-width: 250px;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    transition: all 0.3s;
}

input:focus {
    outline: none;
    background: rgba(255, 255, 255, 1);
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.3);
}

button {
    padding: 15px 25px;
    border: none;
    border-radius: 10px;
    background: #ff6b6b;
    color: white;
    font-size: 1em;
    cursor: pointer;
    transition: all 0.3s;
    backdrop-filter: blur(10px);
}

button:hover {
    background: #ff5252;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(255, 107, 107, 0.4);
}

/* Анимации */
@keyframes glow {
    from {
        text-shadow: 2px 2px 10px rgba(0,0,0,0.5);
    }
    to {
        text-shadow: 2px 2px 20px rgba(255,255,255,0.3), 0 0 30px rgba(255,255,255,0.2);
    }
}

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

/* Адаптивность */
@media (max-width: 768px) {
    h1 {
        font-size: 2.5em;
    }

    .subtitle {
        font-size: 1.2em;
        margin-bottom: 30px;
    }

    .countdown {
        gap: 15px;
    }

    .time-block {
        min-width: 80px;
        padding: 20px 15px;
    }

    .time-number {
        font-size: 2em;
    }

    .notification {
        flex-direction: column;
        align-items: center;
    }

    input {
        min-width: 200px;
    }
}

@media (max-width: 480px) {
    .countdown {
        gap: 10px;
    }

    .time-block {
        min-width: 70px;
        padding: 15px 10px;
    }

    .time-number {
        font-size: 1.8em;
    }

    .time-label {
        font-size: 0.8em;
    }
}