/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    overflow: hidden;
    height: 100vh;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
}

.container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    position: relative;
    z-index: 2;
}

.content {
    text-align: center;
    padding: 3rem 2rem;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    max-width: 500px;
    width: 100%;
    transform: translateY(0);
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

.icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #2d3748;
    margin-bottom: 1rem;
    letter-spacing: -0.025em;
}

p {
    font-size: 1.125rem;
    color: #4a5568;
    margin-bottom: 2rem;
    line-height: 1.6;
    font-weight: 400;
}

/* Subtle decorative divider above progress */
.progress-bar::before {
    content: '';
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 56px;
    height: 4px;
    border-radius: 999px;
    background: linear-gradient(90deg, rgba(102,126,234,0.35), rgba(118,75,162,0.35));
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: #e2e8f0;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 1.5rem;
    position: relative;
}

.progress {
    height: 100%;
    background: linear-gradient(90deg, #667eea, #764ba2);
    border-radius: 4px;
    width: 0%;
    position: relative;
}

@keyframes loading {
    0% {
        width: 0%;
    }
    50% {
        width: 70%;
    }
    100% {
        width: 0%;
    }
}

.progress::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background-image: linear-gradient(
        -45deg,
        rgba(255, 255, 255, 0.2) 25%,
        transparent 25%,
        transparent 50%,
        rgba(255, 255, 255, 0.2) 50%,
        rgba(255, 255, 255, 0.2) 75%,
        transparent 75%,
        transparent
    );
    background-size: 50px 50px;
    animation: move 1s linear infinite;
}

@keyframes move {
    0% {
        background-position: 0 0;
    }
    100% {
        background-position: 50px 50px;
    }
}

.eta {
    font-size: 1rem;
    font-weight: 600;
    color: #667eea;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    user-select: none;
}

.background-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 25% 25%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    background-size: 100px 100px;
    animation: pattern-move 20s linear infinite;
    z-index: 1;
}

@keyframes pattern-move {
    0% {
        transform: translate(0, 0);
    }
    100% {
        transform: translate(100px, 100px);
    }
}

/* Responsive design */
@media (max-width: 640px) {
    .content {
        margin: 1rem;
        padding: 2rem 1.5rem;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    .icon {
        font-size: 3rem;
    }
    
    p {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .content {
        padding: 1.5rem 1rem;
    }
    
    h1 {
        font-size: 1.75rem;
    }
    
    .icon {
        font-size: 2.5rem;
    }
}