.main-container {
    position: relative;
    z-index: 10;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.section-title {
    font-size: clamp(24px, 5vw, 40px);
    font-weight: 800;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    background: linear-gradient(to bottom, #fff, #6ee7b7);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: 1px;
}
.section-icon {
    font-size: 38px;
    -webkit-text-fill-color: initial;
    background: none;
    filter: drop-shadow(0 0 12px #34d399);
    flex-shrink: 0;
}

.rule-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-top: 12px;
}
.rule-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    font-size: 16px;
    line-height: 1.8;
    padding: 14px 18px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.06);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(110, 231, 183, 0.2);
    transition: all 0.25s;
    opacity: 0;
    transform: translateX(30px);
}
.rule-item.revealed {
    opacity: 1;
    transform: translateX(0);
}
.rule-item:hover {
    background: rgba(110, 231, 183, 0.12);
    border-color: rgba(110, 231, 183, 0.5);
    transform: translateX(-4px);
}
.rule-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: rgba(110, 231, 183, 0.15);
    border: 1px solid rgba(110, 231, 183, 0.5);
    font-weight: 700;
    flex-shrink: 0;
    font-size: 14px;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}

.glossary-list {
    list-style: none;
    margin-top: 10px;
    padding-right: 20px;
}
.glossary-list li {
    margin-bottom: 6px;
    font-weight: 500;
    color: #a7f3d0;
}
.glossary-list li span {
    font-weight: 400;
    color: rgba(255, 255, 255, 0.7);
}