.hero {
    background: linear-gradient(135deg, rgba(255,255,255,0.95) 0%, rgba(235,245,255,0.95) 100%), 
                url('hero-bg.png') center/cover no-repeat;
    padding: 80px 20px;
    text-align: center;
    margin-bottom: 20px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 30%, rgba(25, 118, 210, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(25, 118, 210, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.hero-title {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    margin-bottom: 50px;
    position: relative;
    z-index: 1;
}

.title-line {
    font-size: 36px;
    font-weight: 900;
    background: linear-gradient(135deg, #1976d2 0%, #0d47a1 50%, #1976d2 100%);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradientShift 3s ease infinite;
    text-transform: uppercase;
    letter-spacing: 1px;
    line-height: 1.2;
    text-shadow: 2px 2px 20px rgba(25, 118, 210, 0.2);
    transform: translateY(0);
    opacity: 0;
    animation: gradientShift 3s ease infinite, fadeInUp 0.8s ease forwards;
}

.title-line:nth-child(2) {
    animation-delay: 0.2s;
    font-size: 42px;
}

.title-line:nth-child(3) {
    animation-delay: 0.4s;
    font-size: 32px;
    font-weight: 700;
}

@keyframes gradientShift {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
    from {
        opacity: 0;
        transform: translateY(20px);
    }
}

.start-btn {
    background: #1976d2;
    color: white;
    border: none;
    padding: 16px 48px;
    font-size: 18px;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: transform 0.2s;
    z-index: 1;
}

.start-btn:active {
    transform: scale(0.98);
}

.btn-text {
    position: relative;
    z-index: 2;
}

.flood {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.start-btn:hover .flood {
    width: 300px;
    height: 300px;
}