* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body, html {
    width: 100%;
    height: 100%;
    overflow: hidden;
    background: #0a0100;
}

.container {
    position: relative;
    width: 100vw;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.canvas-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1; 
}

.card {
    position: relative;
    z-index: 2; 
    background: rgba(40, 0, 0, 0.6); 
    backdrop-filter: blur(12px); 
    padding: 3.5rem 4.5rem;
    border-radius: 20px; 
    border: 1px solid rgba(255, 100, 0, 0.3);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.6), 
                0 0 24px rgba(255, 80, 0, 0.2); 
    text-align: center;
    color: white;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: scale(1.02);
    box-shadow: 0 12px 40px 0 rgba(0, 0, 0, 0.7), 
                0 0 35px rgba(255, 100, 0, 0.4); 
}

.title {
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    background: linear-gradient(90deg, #ffcc00, #ff3300);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.subtitle {
    font-size: 1.1rem;
    color: #ffaa88;
    font-weight: 400;
}

.button-group {
    margin-top: 2rem;
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.btn {
    background: rgba(255, 50, 0, 0.2);
    border: 1px solid rgba(255, 100, 0, 0.5);
    color: #ffddcc;
    padding: 0.6rem 1.2rem;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: bold;
    text-transform: uppercase;
    transition: all 0.2s ease;
    outline: none;
}

.btn:hover {
    background: rgba(255, 80, 0, 0.4);
    box-shadow: 0 0 15px rgba(255, 100, 0, 0.5);
    border-color: rgba(255, 150, 0, 0.8);
    transform: translateY(-2px);
}

.btn.active {
    background: rgba(255, 0, 0, 0.4);
    border-color: rgba(255, 50, 0, 1);
    box-shadow: 0 0 20px rgba(255, 0, 0, 0.6);
}